1 Tue Jul 21 13:28:19 1998 Jason Merrill <jason@yorick.cygnus.com>
3 * cplus-dem.c (do_type): Use demangle_template_value_parm for arrays.
5 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
7 * fold-const.c (non_lvalue): Don't deal with null pointer
9 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR.
11 Tue Jul 21 15:49:31 1998 David Edelsohn <edelsohn@mhpcc.edu>
13 * rs6000.h (PREDICATE_CODES): Add CONSTANT_P_RTX.
14 * rs6000.md (movsi, movdi): Add CONSTANT_P_RTX.
15 * rs6000.c (short_cint_operand): Add CONSTANT_P_RTX.
16 (u_short_cint_operand): Same.
17 (reg_or_cint_operand): Same.
18 (logical_operand): Same.
19 (input_operand): Same.
20 (reg_or_short_operand): Use u_short_cint_operand.
22 Tue Jul 21 08:56:42 1998 Richard Henderson <rth@cygnus.com>
24 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): Remove the define_expands,
25 but keep the insns and splits. Adjust so when the ultimate destination
28 Tue Jul 21 08:55:09 1998 Richard Henderson <rth@cygnus.com>
30 * flow.c (regno_uninitialized): Fixed regs are never uninitialized.
32 Tue Jul 21 00:31:01 1998 Jeffrey A Law (law@cygnus.com)
34 * gcc.c (do_spec): Call "error" not "warning".
36 * configure.in: Fix minor problems with gas feature detection code.
39 * gcc.c (do_spec): Issue a warning for '%[]' usage.
42 * gcc.c: Delete %[spec] support.
43 (do_spec_1, case '('): Likewise.
44 (do_spec_1, case '['): Call error.
46 Mon Jul 20 22:34:17 1998 Richard Henderson <rth@cygnus.com>
48 * alpha.h (CPP_SPEC): Tidy. Hook to cpp_cpu and cpp_subtarget.
49 (CPP_SUBTARGET_SPEC): Default to empty string.
50 (CPP_AM_*, CPP_IM_*, CPP_CPU_*, CPP_CPU_SPEC): New.
51 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): New.
52 * alpha/elf.h (LD_SPEC): Use %(elf_dynamic_linker).
53 * alpha/linux-elf.h (SUBTARGET_EXTRA_SPECS): New.
55 * alpha/linux.h (CPP_PREDEFINES): Tidy.
56 * alpha/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): New.
57 * alpha/netbsd.h (CPP_PREDEFINES): Tidy.
58 * alpha/osf.h (CPP_PREDEFINES): Remove bits subsumed by CPP_CPU_SPEC.
59 * alpha/win-nt.h (CPP_PREDEFINES): Likewise.
60 * alpha/vsf.h (CPP_PREDEFINES): Likewise.
61 (CPP_SUBTARGET_SPEC): New. Do this instead of overriding CPP_SPEC.
62 * alpha/vxworks.h: Likewise.
64 Mon Jul 20 22:51:57 1998 Ken Raeburn <raeburn@cygnus.com>
66 * mips.md (reload_outsi): Added missing REGNO call.
67 (smulsi3_highpart, umulsi3_highpart): Provide prototype for
69 (mul_acc_di, mul_acc_64bit_di): Don't use match_op_dup, use
70 another match_operator and compare the codes.
72 * mips.h (MASK_DEBUG_E, MASK_DEBUG_I): Set to zero.
74 * MIPS multiply pattern fixes:
75 * mips.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
76 Add union classes for HI, LO, or HILO plus general registers.
77 (GENERATE_MADD): Deleted.
78 * mips.md (mulsi3_mult3): Don't disparage output-LO alternative.
79 Add TARGET_MAD to condition.
80 (mulsi3): Test HAVE_mulsi3_mult3, not specific flags.
81 (mul_acc_si): Expand GENERATE_MADD here; it's the only use. Use
82 "*d" for accumulator, to give preference to LO initially but not
85 Mon Jul 20 16:16:38 1998 Dave Brolley <brolley@cygnus.com>
87 * configure.in (enable_c_mbchar): New configure option.
88 (extra_cpp_objs): Always available now.
90 * cexp.y (mbchar.h): #include it.
91 (yylex): Handle Multibyte characters in character literals.
93 * cccp.c (mbchar.h): #include it.
94 (main): Set character set based on LANG environment variable.
95 (rescan): Handle multibyte characters in comments.
96 (skip_if_group): See above.
97 (validate_else): See above.
98 (skip_to_end_of_comment): See above.
100 (discard_comments): See above.
101 (rescan): Handle multibyte characters in string and character literals.
102 (collect_expansion): See above.
103 (skip_quoted_string): See above.
104 (macroexpand): See above.
105 (macarg1): See above.
106 (discard_comments): See above.
107 (change_newlines): See above.
109 * c-lex.c (mbchar.h): #include it.
110 (GET_ENVIRONMENT): New macro.
111 (init_lex): Set character set based on LANG environment variable.
112 (yylex): Handle multibyte characters in character literals.
113 (yylex): Handle multibyte characters in string literals.
115 * Makefile.in (mbchar.o): New target.
116 (cccp$(exeext)): @extra_cpp_objs@ is always available.
117 (cppmain$(exeext)): @extra_cpp_objs@ is always available.
119 * mbchar.[ch]: New files for multibyte character handling.
121 Mon Jul 20 01:11:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
123 * jump.c (jump_optimize): When simplifying noop moves and
124 PUSH_ROUNDING, fix thinko so we use same criterion for identifying
125 the PUSHes to rewrite in second loop as we did in the first.
127 Sun Jul 19 08:23:53 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
129 * cplus-dem.c (demangle_nested_args): Make function definition
130 static to match the prototype.
132 Fri Jul 17 14:58:44 1998 Richard Henderson <rth@cygnus.com>
134 * alloca.c: Respect USE_C_ALLOCA.
135 * gencheck.c (xmalloc): Ignore __GNUC__ for definition.
136 * gengenrtl.c (xmalloc): Likewise.
138 Fri Jul 17 14:18:14 1998 Richard Henderson <rth@cygnus.com>
140 * loop.h (struct induction): Add no_const_addval.
141 * loop.c (the_movables, reg_address_cost): New variables.
142 (init_loop): Init reg_address_cost.
143 (loop_optimize): Call end_alias_analysis.
144 (scan_loop): Init the_movables.
145 (record_giv): Init induction->no_const_addval.
146 (basic_induction_var) [PLUS]: Use rtx_equal_p instead of ==.
147 [REG]: Rearrange loop search test to catch more cases.
148 (general_induction_var): Return success not benefit; take an extra
149 argument for that. Change all callers.
150 (simplify_giv_expr) [PLUS]: Always combine invariants. Use sge_plus.
151 [MULT]: Use rtx_equal_p instead of ==. Combine simple invariants.
152 [default]: Search the_movables for additional combinations.
153 (sge_plus_constant, sge_plus): New functions.
154 (express_from_1): New function.
155 (express_from): Always define. Rewrite using express_from_1.
156 (combine_givs_p): Handle more cases. Ignore address cost.
157 (cmp_combine_givs_stats): New function.
158 (combine_givs_used_once, combine_givs_benefit_from): New functions.
159 (combine_givs): Rewrite to do best-fit combination.
161 * fold-const.c (operand_equal_p): Handle RTL_EXPR.
162 (fold): Do a complete (A*C)+(B*C) association check.
164 Fri Jul 17 11:21:55 1998 Jim Wilson <wilson@cygnus.com>
166 * function.c (fixup_var_refs_insns): Handle CLOBBER of a CONCAT.
168 Fri Jul 17 11:48:55 1998 Jeffrey A Law (law@cygnus.com)
170 * mn10300.c (MODES_TIEABLE_P): Fix typo.
172 Fri Jul 17 03:26:12 1998 Rihcard Earnshaw (rearnsha@arm.com)
174 * tree.c (valid_machine_attribute): Only create a new type variant if
175 there is a decl to use it.
177 Thu Jul 16 14:48:04 1998 Nick Clifton <nickc@cygnus.com>
179 * gcc.c (do_spec_1): Cope with %g/%u/%U options which do not have
182 Fri Jul 17 03:24:40 1998 Hans-Peter Nilsson <hp@axis.se>
184 * extend.texi (Explicit Reg Vars): Typo: change "may deleted" into "may
187 Thu Jul 16 14:48:47 1998 Jeffrey A Law (law@cygnus.com)
189 * mn10300.c (count_tst_insns): New arg oreg_countp. Callers changed.
190 Simplify tests for clearing an address register.
191 (expand_prologue): Corresponding changes.
193 * mn10300.md (movXX patterns): Make sure the destination is an
194 ADDRESS_REG when substituting "zero_areg" for (const_int 0).
195 (logical patterns): Split into expanders + patterns
196 (zero and sign extension patterns): Similarly.
197 (shift patterns): Similarly.
199 Thu Jul 16 01:17:44 1998 Richard Henderson <rth@cygnus.com>
201 * loop.c (emit_iv_add_mult): Scan the entire insn list generated
202 for the sequence, recording base values.
204 Wed Jul 15 10:49:55 1998 Richard Henderson <rth@cygnus.com>
206 * i386.h (CPP_CPU_SPEC): Remove -Asystem(unix).
208 Tue Jul 14 14:15:30 1998 Nick Clifton <nickc@cygnus.com>
210 * gcc.c: Remove ANSI-C ism from --help code.
212 * toplev.c: Support --help with USE_CPPLIB.
214 Tue Jul 14 14:46:08 1998 Jeffrey A Law (law@cygnus.com)
216 * configure.in: Rework gas feature code to work with symlink based
219 * extend.texi: Clarify some issues related to local variables
220 assigned to explicit registers.
222 * mn10300.md (mulsi): Turn into expander + pattern.
224 * mn10300.md (movsi, movsf, movdi, movdf): Remove "x" from I -> a
227 Tue Jul 14 07:41:59 1998 Richard Earnshaw (rearnsha@arm.com)
229 * arm/tcoff.h (USER_LABEL_PREFIX): Make it empty to match coff.h.
231 Tue Jul 14 03:02:44 1998 Jeffrey A Law (law@cygnus.com)
233 * version.c: Bump again to distinguish mainline tree from the
236 Tue Jul 14 02:20:38 1998 Jeffrey A Law (law@cygnus.com)
238 * version.c: Bump to avoid problems with old spec files during
241 Mon Jul 13 23:11:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
243 * config/sparc/sparc.c (output_scc_insn): Enclose || conditions in
244 parens while walking over notes.
245 * config/sparc/sparc.md (reg movdi split): Clean up matching
247 (all DI arithop splits on 32-bit): Handle immediate arguments
248 correctly when they are CONST_INTs.
250 Mon Jul 13 23:57:21 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
252 * m68k/m68k.h (TARGET_SWITCHES): Clear MASK_68040_ONLY for
253 -m68020-40, -m68020-60 and -m5200.
255 Mon Jul 13 23:52:05 1998 Weiwen Liu <weiwen.liu@yale.edu>
257 * gcc.c (do_spec_1): Fix %O handling for secure temporary file
260 Mon Jul 13 23:42:36 1998 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
262 * sh/elf.h (MAX_OFILE_ALIGNMENT): Undefine before including svr4.h.
264 Mon Jul 13 23:36:08 1998 Jim Wilson <wilson@cygnus.com>
266 * i386/i386.h (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): New specs.
267 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Use them.
268 (EXTRA_SPECS): Support them.
269 * gcc.c: Delete %[spec] support.
270 (do_spec_1, case '('): Likewise.
271 (do_spec_1, case '['): Call error.
272 * i386/aix386ng.h, cygwin32.h, freebsd-elf.h, gas.h, isc.h,
273 linux-aout.h, linux-oldld.h, linux.h, osfelf.h, osfrose.h, sco.h,
274 sco4.h, sco4dbx.h, sco5.h, sol2.h, sysv3.h (CPP_SPEC): Delete
277 Mon Jul 13 23:31:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
279 * m68k.c (output_scc_di): Use cmpw #0 only for address registers.
281 Mon Jul 13 23:26:43 1998 Jeffrey A Law (law@cygnus.com)
283 * tree.h (tree_common): Note front-end dependencies on layout of
286 Mon Jul 13 23:18:39 1998 Craig Burley <burley@gnu.org>
288 * stmt.c (expand_expr_stmt): If not assigning fresh
289 value to last_expr_value, zero it, so old garbage
290 doesn't get dereferenced.
292 Mon Jul 13 23:06:55 1998 Henning.Petersen@t-online.de (Henning Petersen)
294 * gcse.c (hash_scan_insn): Add missing argument declaration.
296 Mon Jul 13 18:59:13 1998 Jim Wilson <wilson@cygnus.com>
298 * configure.in (mips-sgi-irix5cross64, mips-sgi-irix5*): Remove
299 HAVE_INTTYPES_H from xm_defines. Define xm_file to mips/xm-iris5.h.
300 * mips/xm-iris5.h (USG): Delete.
302 Mon Jul 13 17:18:47 1998 Nick Clifton <nickc@cygnus.com>
304 * cccp.c (main): Add support for parsing --help.
305 (display_help): New function: display command line switches.
307 * cpplib.c (cpp_handle_option): Add support for parsing --help.
308 (display_help): New function: display command line switches.
310 * gcc.c (main): Add support for parsing --help, and passing it on
311 to the sub-processes invoked by gcc.
312 (display_help): New function: display comman line switches.
314 * tm.texi (TARGET_SWITCHES and TARGET_OPTIONS): Document
315 'description' field added to structure.
317 * toplev.c: Add support for parsing --help.
318 Add documentation strings to command line option tables.
319 (display_help): New function: display comman line switches.
321 Mon Jul 13 16:15:10 1998 John Carr <jfc@mit.edu>
323 * sparc.c, sparc.h, sparc.md: New trampoline code.
324 Allow integer operand 1 to V8+ DImode shift instructions.
325 Fix bugs in V8+ wide multiply patterns.
326 In 32 bit mode, split DImode register moves and logical instructions.
327 Write V9 branch prediction flag.
328 Use V9 conditional move more often for scc.
330 Mon Jul 13 15:10:09 1998 Philippe De Muyter <phdm@macqel.be>
332 * invoke.texi(-fno-builtin): Explain that the names of built-in
333 functions begin with `__builtin_', not `__'.
335 Mon Jul 13 19:01:52 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
337 * reload1.c (reload_reg_free_before_p): Abort for RELOAD_FOR_OUTPUT.
339 Mon Jul 13 10:50:17 1998 Mark Mitchell <mark@markmitchell.com>
341 * cplus-dem.c (SCOPE_STRING): Remove DMGL_JAVA stuff.
342 (cplus_demangle_opname): Initialize work.
343 (demangle_template): Remove is_java_array.
344 (do_type): Remove DMGL_JAVA stuff.
345 (long_options): Remove "java".
346 (main): Remove 'j' option.
348 Mon Jul 13 10:19:00 1998 Jeffrey A Law (law@cygnus.com)
350 * mn10300.h (REG_CLASS_FROM_LETTER): Map 'y' to SP_REGS.
351 Handle 'x' as NO_REGS for this cpu.
352 (REGNO_OK_FOR_BIT_BASE_P): Define.
353 (REG_OK_FOR_BIT_BASE_P): Define.
354 (GO_IF_LEGITIMATE_ADDRESS): Use them.
355 (REG_OK_FOR_INDEX_P): Tweak.
356 * mn13000.c (REG_SAVE_BYTES): Define.
357 (expand_epilogue, initial_offset): Use it.
358 (secondary_reload_class): Slightly reformat.
359 (output_tst): Tweak comments.
360 * mn10300.md: Change 'x' to 'y' for SP_REGS. Then add 'x' to many
362 (addsi3): Turn into a define_expand/define_insn pair. Rework code for
363 three operand addition case to be more efficient.
364 (subsi3): Turn into a define_expand/define_insn pair.
366 * expr.c (expand_expr): Only set MEM_IN_STRUCT_P if the memory address
367 is not varying for REFERENCE_TYPE or when we think we might have found
368 an optimized access to the first element in an array.
370 Mon Jul 13 02:24:08 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
372 * regclass.c (reg_scan_mark_refs): New arg min_regno. Only update
373 regscan information for REGs with numbers greater than or equal to
374 this. All callers changed.
375 (reg_scan_update): New function to efficiently update regscan
376 information on the fly.
377 * rtl.h: Add prototype.
378 * jump.c (jump_optimize): Call it when we make a transformation
379 which generates new pseudo-REGs.
381 Sun Jul 12 13:08:14 1998 Jeffrey A Law (law@cygnus.com)
383 * collect2.c (main): Use "-x c" instead of "-lang-c" for force the
384 compiler into C mode.
386 Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com>
388 * cplus-dem.c (demangle_nested_args): Return a value.
390 * tree.h (TYPE_P): New macro.
392 Sat Jul 11 16:19:48 1998 Mark Mitchell <mark@markmitchell.com>
394 * cplus-dem.c (string): Move definition before work_stuff.
395 (work_stuff): Add volatile_type, forgetting_types,
396 previous_argument, and nrepeats fields.
397 (SCOPE_STRING): New macro.
398 (demangle_template): Add `remember' parameter. Add comment.
399 Register the `B' code type here, if remembering. Tidy. Fix crash
400 on NULL tmpl_argvec. Be consistent with use of tname/trawname.
401 (demangle_nested_args): New function.
402 (internal_cplus_demangle): Handle volatile-qualified member
404 (mop_up): Delete the previous_argument string if present.
405 (demangle_signature): Tidy. Handle volatile-qualified member
406 functions. Handle back-references using the `B' code. Use extra
407 parameter to demangle_template and SCOPE_STRING where appropriate.
408 (demangle_template_value_parm): Fix thinko; 'B' is not an integral
410 (demangle_class): Use SCOPE_STRING.
411 (gnu_special): Pass additional argument to demangle_template.
413 (demangle_qualified): Save qualified types for later
414 back-references. Handle constructors and destructors for template
416 (do_type): Tidy. Use SCOPE_STRING. Pass extra argument to
417 demangle_template. Use demangled_nested_args. Don't remember
418 qualified types here; that's now done in demangle_qualified.
419 Similarly for templates.
420 (do_arg): Improve commment. Handle 'n' repeat code.
421 (remember_type): Check forgetting_types.
422 (demangle_args): Deal with 'n' repeat codes. Tidy.
424 Sat Jul 11 02:59:08 1998 Richard Earnshaw <rearnsha@arm.com>
426 * arm.md (extendhisi2_mem, movhi, movhi_bytes): Propagate the volatile
427 and structure attribute flags to MEMs generated.
428 (splits for sign-extended HI & QI mode from memory): Also propagate
431 * configure.in (thumb-*-coff*): Don't cause fixincludes to be run.
433 Fri Jul 10 19:06:59 1998 Michael Meissner <meissner@cygnus.com>
435 * varray.h: Include system.h if it hasn't already been included
436 before to get size_t declared.
438 Fri Jul 10 12:53:58 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
440 * jump.c (jump_optimize): If after_regscan and our transformations
441 generate new REGs, rerun reg_scan.
443 Fri Jul 10 11:50:43 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
445 * config/i960/i960.c (i960_address_cost): MEMA operands with
446 positive offsets < 4096 are free.
448 Fri Jul 10 12:34:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
450 * config/m68k/m68k.c (const_uint32_operand): Recognize
452 (const_sint32_operand): Likewise.
454 Thu Jul 9 22:58:59 1998 Jeffrey A Law (law@cygnus.com)
456 * Makefile.in (alias.o): Depend on $(EXPR_H).
458 Thu Jul 9 18:24:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
460 * reload1.c (choose_reload_regs): If using an equivalence from
461 find_equiv_reg and reg_reloaded_valid is not set for this register,
462 clear the associated spill_reg_store.
464 Thu Jul 9 18:12:49 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
466 * reload1.c (emit_reload_insns): If an output reload copies only
467 to a secondary reload register, indicate that the secondary reload
468 does the actual store.
470 Thu Jul 9 18:01:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
472 * reload.c (find_equiv_reg): If need_stable_sp is set,
473 check if stack pointer is changed directly in a PARALLEL.
475 Thu Jul 9 10:38:14 1998 Jeffrey A Law (law@cygnus.com)
477 * jump.c (duplicate_loop_exit_test): Fix thinko.
479 Thu Jul 9 01:30:37 1998 Joel Sherrill <joel@OARcorp.com>
480 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
482 * config/i386/rtemself.h: Updated to keep in sync with
485 * configure.in: Added sh-rtemself.
486 * configure: Rebuilt.
487 * config/sh/rtems.h: Removed -D__ELF__ since it is now COFF.
488 * config/sh/rtemself.h: New file.
490 * config/rs6000/rtems.h: Defined STARTFILE_DEFAULT_SPEC.
492 Wed Jul 8 21:43:14 1998 Jeffrey A Law (law@cygnus.com)
494 * configure.in: Check if the assembler supports ".balign" and
495 ".p2align" and define HAVE_GAS_BALIGN_AND_P2ALIGN appropriately.
496 * acconfig.h (HAVE_GAS_BALIGN_AND_P2ALIGN): New tag.
497 * i386/gas.h (ASM_OUTPUT_ALIGN): If the assembler has support for
498 ".balign" then use it.
500 * print-rtl.c (print_rtx): Revert previous patch.
502 * jump.c (duplicate_loop_exit_test): Do not duplicate the loop exit
503 test if the exit code has an insn with ASM_OPERANDS.
505 * i386/cygwin32.h (STDIO_PROTO): Fix typo.
506 * m32r.h (STDIO_PROTO): Fix typo.
508 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Handle addresses created by
509 LEGITIMIZE_RELOAD_ADDRESS.
510 * tm.texi (LEGITIMIZE_RELOAD_ADDRESS): Note that this macro must be
511 able to handle addresses created by previous invocations of the macro.
513 * flow.c (find_auto_inc): Remove most recent change. Real bug was
516 * cse.c (count_reg_usage): Count registers used in addresses of
519 Wed Jul 8 15:08:29 1998 Jim Wilson <wilson@cygnus.com>
521 * Makefile.in (STAGESTUFF): Readd line lost during June 9 FSF merge.
523 * configure.in (mips64orion-*-rtems*): Use elf64.h not elfl64.h.
525 1998-07-08 Vladimir N. Makarov <vmakarov@cygnus.com>
527 * config/fp-bit.c (__gexf2, __fixxfsi, __floatsixf): Add function
530 * toplev.c (lang_options): Add -Wlong-long, -Wno-long-long
532 * c-decl.c (warn_long_long): Define.
533 (c_decode_option): Parse -Wlong-long, -Wno-long-long options.
534 (grokdeclarator): Add flag `warn_long_long' as guard for
535 warning "ANSI C does not support `long long'".
536 * invoke.texi: Add description of options -Wlong-long,
538 * gcc.1: The same as above.
540 Wed Jul 8 02:43:34 1998 Jeffrey A Law (law@cygnus.com)
542 * rtlanal.c (reg_overlap_mentioned_p): Handle STRICT_LOW_PART. If
543 either argument is CONSTANT_P, then return zero.
544 * reload.c (reg_overlap_mentioned_for_reload_p): Similarly.
546 * configure.in: Also look at $srcdir/gas/configure to find a
549 Wed Jul 8 00:28:22 1998 Carlo Wood <carlo@runaway.xs4all.nl>
551 * dsp16xx.h : Clean up of macro OPTIMIZATION_OPTIONS
553 Tue Jul 7 21:18:14 1998 Mumit Khan <khan@xraylith.wisc.edu>
555 * i386/cygwin32.h (ASM_DECLARE_FUNCTION_NAME): Merge duplicate
556 definitions from last two patches.
558 Tue Jul 7 23:03:34 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
560 * reload1.c (choose_reload_regs): Don't set reload_override_in
561 if EQUIV is clobbered in INSN and the reload is done after INSN.
563 Tue Jul 7 21:23:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
565 * expr.c (emit_queue): If emitting a SEQUENCE, set QUEUED_INSN
566 to the first insn of the sequence.
568 Tue Jul 7 21:05:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
570 * cse.c (cse_insn): Don't make change without validation.
572 Tue Jul 7 11:40:05 1998 Jeffrey A Law (law@cygnus.com)
574 * mn10200.md (various zero/sign extension patterns): zero and sign
575 extensions which use "sub" clobber cc0.
577 Tue Jul 7 09:12:08 PDT 1998 Jeff Law (law@cygnus.com)
579 * version.c: Bump for snapshot.
581 Tue Jul 7 10:07:20 1998 Jeffrey A Law (law@cygnus.com)
583 * print-rtl.c (print_rtx): Use REAL_VALUE_TYPE instead of "double".
585 Tue Jul 7 08:41:27 1998 Richard Henderson (rth@cygnus.com)
587 * print-rtl.c (print_rtx): Only print fp values when REAL_VALUE_TYPE
590 Tue Jul 7 00:31:58 PDT 1998 Jeff Law (law@cygnus.com)
592 * version.c: Bump for snapshot.
594 Tue Jul 7 01:03:03 1998 Mumit Khan <khan@xraylith.wisc.edu>
596 Support for dllimport and dllexport attributes for i386-pe.
598 * tree.h (DECL_NON_ADDR_CONST_P): New accessor macro.
599 (struct tree_decl): Add non_addr_const_p field.
600 * tree.c (staticp): Use.
602 * i386/cygwin32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
604 (SUBTARGET_SWITCHES): Switches to turn on/off dllimport|export
605 attributes. Also accept -mwindows option.
606 (VALID_MACHINE_DECL_ATTRIBUTE): New macro.
607 (MERGE_MACHINE_DECL_ATTRIBUTE): New macro.
608 (REDO_SECTION_INFO_P): New macro.
609 (DRECTVE_SECTION_FUNCTION): New macro.
610 (drectve_section): Cover function to implement above.
611 (SWITCH_TO_SECTION_FUNCTION): New macro.
612 (switch_to_section): Covert function to implement above.
613 (EXTRA_SECTIONS): Add in_drectve.
614 (EXTRA_SECTION_FUNCTIONS): Add in_drectve and switch_to_section.
615 (ENCODE_SECTION_INFO): Delete old macro and redefine as a function.
616 (STRIP_NAME_ENCODING): Handle new attributes.
617 (ASM_OUTPUT_LABELREF): New macro.
618 (ASM_OUTPUT_FUNCTION_NAME): New macro.
619 (ASM_OUTPUT_COMMON): New macro.
620 (ASM_OUTPUT_DECLARE_OBJECT_NAME): New macro.
622 * i386/mingw32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
625 * i386/winnt.c (i386_pe_valid_decl_attribute_p): New function.
626 (i386_pe_merge_decl_attributes): New function.
627 (i386_pe_check_vtable_importexport): New function.
628 (i386_pe_dllexport_p): New function.
629 (i386_pe_dllimport_p): New function.
630 (i386_pe_dllexport_name_p): New function.
631 (i386_pe_dllimport_name_p): New function.
632 (i386_pe_mark_dllexport): New function.
633 (i386_pe_mark_dllimport): New function.
634 (i386_pe_encode_section_info): New function.
635 (i386_pe_unique_section): Strip encoding from name first.
637 Tue Jul 7 00:50:17 1998 Manfred Hollstein (manfred@s-direktnet.de)
639 * libgcc2.c (L_exit): Provide a fake for atexit on systems which
640 define ON_EXIT but not HAVE_ATEXIT.
642 Tue Jul 7 00:44:35 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
644 * m68k.md (zero_extend QI to HI): Correctly handle TARGET_5200.
646 Tue Jul 7 00:36:41 1998 Ulrich Drepper <drepper@cygnus.com>
648 * i386.c: Remove random whitespace at end of lines.
650 * i386.c (ix86_epilogue): For pentium processors, try to deallocate
651 4 or 8 byte stacks with pop instructions instead of an add instruction.
653 Tue Jul 7 00:30:08 1998 Klaus Kaempf <kkaempf@rmi.de>
655 * alpha.c: Include tree.h before expr.h.
657 Mon Jul 6 22:50:48 1998 Jason Merrill <jason@yorick.cygnus.com>
659 * c-parse.in (struct_head, union_head, enum_head): New nonterminals.
660 (structsp): Use them. Update files generated from c-parse.in.
661 * extend.texi (Type Attributes): Document it.
663 * c-decl.c: Add warn_multichar.
664 (c_decode_option): Handle -Wno-multichar.
665 * c-lex.c (yylex): Check it.
666 * c-tree.h: Declare it.
667 * toplev.c (lang_options): Add it.
668 * invoke.texi: Document it.
670 Mon Jul 6 22:47:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
672 * reload.c (find_equiv_reg): When looking for stack pointer + const,
673 make sure we don't use a stack adjust.
675 * reload.c (find_equiv_reg): If need_stable_sp is set,
676 check if stack pointer is changed directly.
678 * reload1.c (delete_dead_insn): Don't delete feeding insn
679 if that insn has side effects.
681 * flow.c (find_auto_inc): Clear UNCHANGING bit of register that is
684 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OPADDR_ADDR
685 precedes RELOAD_FOR_OUTADDR_ADDRESS.
687 * gcse.c (hash_scan_insn): New argument IN_LIBCALL_BLOCK. Changed
690 Mon Jul 6 22:21:56 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
692 * m68k.c (output_scc_di): Use cmpw #0 instead of tstl when
693 testing address registers on the 68000.
695 Mon Jul 6 22:17:19 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
697 * i386.c (is_fp_test): Fix thinko.
699 * jump.c (jump_optimize) Check for CONST_INT before using INTVAL.
701 Mon Jul 6 22:14:31 1998 Richard Henderson (rth@cygnus.com)
703 * print-rtl.c (print_rtx): Display the real-value equivalent of
704 a const_double when easy.
706 * real.h (REAL_VALUE_TO_TARGET_SINGLE): Use a union to pun types.
707 Zero memory first for predictability.
708 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
709 * varasm.c (immed_real_const_1): Notice width of H_W_I == double.
711 * regclass.c (allocate_reg_info): Initialize the entire reg_data
714 Mon Jul 6 22:09:32 1998 Ian Lance Taylor <ian@cygnus.com>
715 Jeff Law <law@cygnus.com>
718 * i386/cygwin32.h: Add some declaration of external functions.
719 (ASM_DECLARE_FUNCTION_NAME): Define.
720 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
721 (ASM_FILE_END): Define.
722 * i386/winnt.c (i386_pe_declare_function_type): New function.
723 (struct extern_list, extern_head): Define.
724 (i386_pe_record_external_function): New function.
725 (i386_pe_asm_file_end): New function.
727 * cpplib.c (cpp_options_init): Initialize cplusplus_comments to 1,
728 matching July 18, 1995 change to cccp.c. If -traditional then
729 disable cplusplus_comments.
731 Mon Jul 6 21:28:14 1998 Jeffrey A Law (law@cygnus.com)
733 * combine.c (expand_compound_operation): Fix thinko in code to optimize
734 (zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI.
736 * Disable the following change from gcc2. Not appropriate for egcs:
738 Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
739 * reload.c (find_reloads): Give preference to pseudo that was the
740 reloaded output of previous insn.
742 Mon Jul 6 21:07:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
744 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): Don't define HOST_PTR_PRINTF.
745 Instead, define a new macro HAVE_PRINTF_PTR which only signifies
746 whether we have the %p format specifier or not.
748 * acconfig.h: Delete stub for HOST_PTR_PRINTF, add HAVE_PRINTF_PTR.
750 * machmode.h (HOST_PTR_PRINTF): When determining the definition,
751 check HAVE_PRINTF_PTR to see whether "%p" is okay.
753 * mips-tfile.c: Include machmode.h to get HOST_PTR_PRINTF.
755 * Makefile.in (mips-tfile.o): Depend on machmode.h.
757 Mon Jul 6 10:42:05 1998 Mark Mitchell <mark@markmitchell.com>
759 * jump.c (duplicate_loop_exit_test): Don't refuse to copy a
760 section of code just because it contains
761 NOTE_INSN_BLOCK_{BEG,END}.
762 * stmt.c (expand_end_loop): Likewise. Also, don't refuse to
763 move CALL_INSNs or CODE_LABELs. When moving code, don't move
764 NOTE_INSN_BLOCK_{BEG,END}.
766 Mon Jul 6 09:38:15 1998 Mark Mitchell <mark@markmitchell.com>
768 * cse.c (CSE_ADDRESS_COST): New macro, based on ADDRESS_COST, but
769 dealing with ADDRESSOF.
770 (find_best_addr): Use it.
772 Mon Jul 6 09:27:08 1998 Richard Henderson <rth@cygnus.com>
774 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Revert last change.
776 Mon Jul 6 09:25:06 1998 Dave Love <d.love@dl.ac.uk>
778 * libgcc2.c (__eprintf): Make args consistent with prototype in
781 Mon Jul 6 00:28:43 1998 Mark Mitchell <mark@markmitchell.com>
783 * cse.c (cse_insn): When SETting (MEM (ADDRESSOF (X))) to Y,
784 don't claim that the former is equivalent to the latter.
786 Sun Jul 5 23:58:19 1998 Jeffrey A Law (law@cygnus.com)
788 * cse.c (cse_insn): Second arg is an RTX now. Update all callers.
789 (cse_basic_block): Keep track of the current RETVAL insn for a
790 libcall instead of just noting that we're in a libcall.
792 * combine.c (simplify_comparison): Do not commute a AND into
793 a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS.
795 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Protect with
796 HAVE_GAS_MAX_SKIP_P2ALIGN.
797 * i386/linux.h: Likewise.
799 Fri Jul 3 02:33:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
801 * sparc.c (sparc_operand, move_operand, arith_operand,
802 arith11_operand, arith10_operand, arith_double_operand,
803 arith11_double_operand, arith10_double_operand, small_int,
804 uns_small_int): Recognize CONSTANT_P_RTX.
805 (output_sized_memop, output_move_with_extension,
806 output_load_address, output_size_for_block_move,
807 output_block_move, delay_operand): Remove, has not been
808 enabled or referenced for years.
809 * sparc.md (movstrsi, block_move_insn): Likewise.
810 * sparc.h (PREDICATE_CODES): Define.
811 * linux-aout.h (MACHINE_STATE_{SAVE,RESTORE}): Override with
812 version which uses getcc/setcc traps to save/restore condition
814 * linux64.h: Likewise.
815 * sunos4.h: Likewise.
818 * sun4o3.h: Likewise.
820 Fri Jul 3 02:28:05 1998 Richard Henderson <rth@cygnus.com>
822 * alpha.c (alpha_initialize_trampoline): Hack around Pmode/ptr_mode
823 lossage on VMS. Reported by kkaempf@rmi.de.
824 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add missing 0.
826 Thu Jul 2 17:41:14 1998 Nick Clifton <nickc@cygnus.com>
828 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Override default
831 Thu Jul 2 14:34:48 1998 David Edelsohn <edelsohn@mhpcc.edu>
833 * expr.h (STACK_SIZE_MODE): New macro.
834 * explow.c (allocate_dynamic_stack_space): Use it for
835 mode of allocate_stack pattern increment operand.
836 * tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document.
837 * md.texi (stack_save_block, ...): Reflect use of macro.
839 * rs6000.h (PROMOTE_MODE): Always promote to word_mode.
840 (PROMOTE_FUNCTION_ARGS): Define.
841 (PROMOTE_FUNCTION_RETURN): Define.
842 (FUNCTION_VALUE): Promote to word_mode if smaller.
843 Convert to gen_rtx_FOO.
844 * rs6000.md (call_indirect): Store doubleword in 64-bit mode.
845 Convert to gen_rtx_FOO.
846 * rs6000.c: Convert to gen_rtx_FOO.
848 Thu Jul 2 14:16:11 1998 Michael Meissner <meissner@cygnus.com>
850 * varray.{c,h}: New files to provide virtual array support.
852 * Makefile.in (OBJS): Add varray.o.
853 (varray.o): Add new file.
854 (REGS_H): New variable for dependencies for files including
855 regs.h. Add varray.h and files it includes. Change all regs.h
856 dependencies to $(REGS_H).
858 * toplev.c (x{m,re}alloc): If size is 0, allocate 1 byte.
859 (xcalloc): Provide frontend for calloc.
860 * {tree,rtl}.h (xcalloc): Add declaration.
862 * basic-block.h (REG_BASIC_BLOCK): Convert reg_n_info to be a
865 * regs.h (toplevel): Include varray.h.
866 (reg_n_info): Switch to use a varray.
868 (allocate_reg_info): Change num_regs argument to be size_t.
870 * regclass.c (reg_info_data): New structure to remember groups of
871 reg_info structures allocated that are to be zeroed.
872 ({pref,alt}class_buffer): New statics to hold buffers
873 allocate_reg_info allocates for {pref,alt}class_buffer.
874 (regclass): Use {pref,alt}class_buffer to initialize
876 (allocate_reg_info): Switch to make reg_n_info use varrays.
877 Allocate buffers for the preferred and alter register class
878 information. Change num_regs argument to be size_t, not int.
880 * flow.c (reg_n_info): Switch to use varrays.
882 Thu Jul 2 10:11:47 1998 Robert Lipe <robertl@dgii.com>
884 * install.texi (sco3.2v5): Document new --with-gnu-as flag.
885 * config/i386/sco5.h (JUMP_TABLES_IN_TEXT_SECTION): Defined as
887 (USE_GAS): Conditionalize away native assembler usage.
888 * config/i386/sco5gas.h: New file.
889 * config/i386/t-sco5gas: New file.
890 * configure.in (ix86-sco3.2v5*): Use new files if --with-gnu-as
892 Thu Jul 2 08:20:00 1998 Catherine Moore <clm@cygnus.com>
894 * haifa-sched.c (alloc_EXPR_LIST): Change to use
897 Thu Jul 2 14:13:28 1998 Dave Love <d.love@dl.ac.uk>
899 * Makefile.in (install-info): Don't use $realfile. Ignore
900 possible errors from the install-info program.
902 Thu Jul 2 01:53:32 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
904 * combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs.
906 Wed Jul 1 23:06:03 1998 Richard Henderson <rth@cygnus.com>
908 * i386.h (HARD_REGNO_MODE_OK): Kill spurrious test.
909 (MODES_TIEABLE_P): Tie SImode and HImode.
911 1998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de>
913 * invoke.texi (Optimize Options): Fix typo.
915 Wed Jul 1 22:25:43 1998 Jim Wilson <wilson@cygnus.com>
917 * xcoffout.c (xcoffout_begin_function): Call xcoffout_block for
920 Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com>
922 * h8300.c (print_operand): Delete %L support.
923 * h8300.md (branch_true, branch_false): Use %= with a prefix
924 instead of %L for local branch labels.
926 Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
928 * reload1.c (emit_reload_insns): Use proper register classes for
929 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code.
931 Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
933 * reload.c (find_reloads): If there are multiple
934 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for
935 one operand, change RELOAD_FOR_INPADDR_ADDRESS /
936 RELOAD_FOR_OUTADDR_ADDRESS for all but the first
937 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads.
939 Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
941 * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before
944 Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com>
946 * expr.c (emit_group_load, emit_group_store): Rewrite considering
947 the size and alignment of the structure being manipulated.
948 * expr.c, calls.c, function.c: Update all callers.
949 * expr.h: Update prototypes.
950 * cse.c (invalidate): Cope with parallels.
952 Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com>
954 * sparc.c (function_arg_record_value): Take a MODE arg with which to
955 create the PARALLEL. Update all callers.
957 Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com>
959 * expr.c (expand_assignment, store_constructor, expand_expr): Use
960 convert_memory_address instead of convert_to_mode when possible.
962 Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com>
964 * alpha.c (alpha_initialize_trampoline): Take arguments describing
965 the layout. Use ptr_mode. Disable hint generation. Use gen_imb.
966 * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func.
967 (TRANSFER_FROM_TRAMPOLINE): Move ...
968 * alpha/osf.h: ... here.
969 * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline.
970 (TRANSFER_FROM_TRAMPOLINE): Remove undef.
971 * alpha/win-nt.h: Likewise.
972 * alpha/vxworks.h: Likewise.
974 * alpha/linux.h: Revert gcc2 merge lossage.
976 Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
978 * c-decl.c (grokdeclarator): Don't warn about implicit int in
981 Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com>
983 * i386.c (asm_output_function_prefix): Make 686 function
984 prologues not issue .types for non-global lables.
986 Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru>
988 * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int".
989 (WCHAR_TYPE_SIZE): Update appropriately.
991 Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com)
993 * flow.c (recompute_reg_usage): Does not return a value.
994 * rtl.h (recompute_reg_usage): Update prototype.
996 * jump.c (jump_optimize): Show that the jump chain is not
997 valid when not optimizing.
999 Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com>
1001 * rtl.def (CONSTANT_P_RTX): New.
1002 * rtl.h (CONSTANT_P): Recognize it.
1003 * cse.c (fold_rtx): Eliminate it.
1004 * expr.c (can_handle_constant_p): New variable.
1005 (init_expr_once): Initialize it.
1006 (expand_builtin): Generate CONSTANT_P_RTX if the expression is not
1007 immediately recognizable as a constant.
1009 * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX.
1010 (reg_or_8bit_operand, cint8_operand, add_operand): Likewise.
1011 (sext_add_operand, and_operand, or_operand): Likewise.
1012 (reg_or_cint_operand, some_operand, input_operand): Likewise.
1013 * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed.
1015 1998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net>
1017 * dbxout.c (dbxout_type_methods): Remove warn_template_debugging.
1019 Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1021 * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second
1022 argument, which is typically preprocessor code used to draw in
1023 additional header files when looking for a function declaration.
1024 (GCC_NEED_DECLARATIONS): Likewise.
1026 * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit
1027 and setrlimit, search for them in sys/resource.h.
1029 * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and
1030 NEED_DECLARATION_SETRLIMIT.
1032 * system.h: Prototype getrlimit/setrlimit if necessary.
1034 Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com>
1036 * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended
1039 Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1041 * rs6000/sysv4.h (asm output): add tabs for asm directives.
1043 Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
1045 * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS.
1047 Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1049 * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'.
1050 Don't define NULL here. Also, remove all vestiges of autoconf
1051 based checks for bcmp/bcopy/bzero/index/rindex.
1053 * system.h: Immediately after including stdio.h, check for and if
1054 necessary provide a default definition of NULL.
1056 Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com>
1058 * reload1.c (reload_cse_simplify_operands): Call
1059 fatal_insn_not_found, not abort.
1061 Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com)
1063 * choose-temp.c (make_temp_file): Accept new argument for the
1064 file suffix to use. Allocate space for it and add it to the
1066 * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument
1067 for the length of the suffix. Update template struture checks
1068 to handle optinal suffix.
1069 * collect2.c (make_temp_file): Update prototype.
1070 (main): Put proper suffixes on temporary files.
1071 * gcc.c (make_temp_file): Update prototype.
1072 (do_spec_1): Put proper suffixes on temporary files.
1074 Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr>
1076 * invoke.texi: Document new implicit structure initialization
1079 Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com)
1081 * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for
1084 * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO.
1086 Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1088 * Makefile.in (fix-header): Don't needlessly depend on cpperror.o.
1090 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to
1091 void since it is evaluated in a comma list.
1093 * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM'
1094 argument as a long and cast `NUM' to long to ensure it is of the
1095 proper width. Wrap macro arguments in parens when they appear in
1098 * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1100 * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1101 (ASM_DECLARE_RESULT): Fix fprintf format specifier to match
1102 function argument return type.
1103 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P,
1104 REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'.
1106 * cpplib.c (cpp_message_from_errno): Remove unneeded argument to
1109 * dbxout.c: Fix the comments after an #endif to reflect the actual
1110 condition tested in the preceding #if.
1112 * except.c (find_all_handler_type_matches): Switch to old-style
1113 function definition.
1115 * expr.c (expand_builtin): Remove unused variable `type' twice.
1117 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it
1118 to an unsigned long.
1120 * haifa-sched.c (print_insn_chain): Remove unused function.
1122 * objc/objc-act.c (build_msg_pool_reference): Hide prototype and
1125 * toplev.c: When testing whether to include dbxout.h, also include
1126 it when XCOFF_DEBUGGING_INFO is defined.
1128 * unroll.c (unroll_loop): Add parentheses around assignment used
1131 Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com>
1133 * config/lb1spc.asm (.div, .udiv): Replace routines.
1135 Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com>
1137 * rtl.h: Update comment about special gen_rtx variants.
1138 * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM.
1140 Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com)
1142 * choose-temp.c (choose_temp_base): Restore original variant of
1143 this function for compatibility.
1144 (make_temp_file): This is the new, preferred interface to create
1146 * collect2.c (choose_temp_base): Delete declaration.
1147 (make_temp_file): Declare.
1148 (temp_filename_length, temp_filename): Delete.
1149 (main): Use make_temp_file to get temporary files. Use --lang-c
1150 to force the resulting ctort/dtor file to be compiled with the C
1151 compiler. Make sure to remove temporary files on all exit paths.
1152 * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is
1154 (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is
1156 (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined.
1158 Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1160 * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and
1163 * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR,
1164 NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD.
1166 * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls.
1167 (my_strerror): Add prototype and make it static.
1169 * collect2.c: Likewise.
1171 * cpplib.c: Likewise.
1173 * gcc.c: Likewise, but keep `my_strerror' extern.
1175 * protoize.c: Likewise.
1177 * pexecute.c (my_strerror): Add argument to prototype.
1179 * system.h: Add prototypes for getcwd, getwd and strerror. Add
1180 extern decls for sys_nerr and sys_errlist. Make abort decl
1183 * getpwd.c: Remove decls for getwd and getcwd.
1185 Sun Jun 28 02:11:16 PDT 1998 Jeff Law (law@cygnus.com)
1187 * version.c: Bump for snapshot.
1189 Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com>
1191 * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead
1192 of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p.
1193 Allow FP moves to be optimized.
1194 (rtx_unsafe_p): Delete.
1196 Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com>
1198 * objc/archive.c: Remove <string.h> prototypes.
1200 Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com)
1202 * tm.texi (NEED_MATH_LIBRARY): Document new target macro.
1204 * Makefile.in (gencheck): Remove $(TREE_H) dependency.
1206 Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu>
1208 * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition.
1209 * dsp16xx.c (next_cc_user_unsigned): New function.
1210 Remove save_next_cc_user_code.
1211 (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
1212 * dsp16xx.md: Call next_cc_user_unsigned instead of using
1213 save_next_cc_user_code.
1214 Use gen_rtx_* functions instead of gen_rtx.
1216 Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1218 * rs6000.h: Add trap_comparison_operator to PREDICATE_CODES.
1220 Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com)
1222 * flow.c (count_reg_sets): New function.
1223 (count_reg_sets_1, count_ref_references): Likewise.
1224 (recompute_reg_usage): Likewise.
1225 * rtl.h (recompute_reg_usage): Add prototype.
1226 * toplev.c (rest_of_compilation): Call recompute_reg_usage just
1227 before local register allocation.
1229 Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com>
1231 * alpha.md (negsf, negdf): Revert Jan 22 change.
1233 Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1235 * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t.
1236 (mkstemp): Remove size specifier for variable `letters'. Call
1237 gettimeofday, not __gettimeofday.
1239 * Makefile.in (EXPR_H): New dependency variable.
1240 (c-typeck.o): Depend on $(EXPR_H) instead of expr.h.
1241 (c-iterate.o): Likewise.
1242 (gencheck): Depend on $(TREE_H) instead of tree.h, etc.
1243 (stor-layout.o): Depend on $(EXPR_H) instead of expr.h.
1244 (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h.
1245 (varasm.o): Depend on $(EXPR_H) instead of expr.h.
1246 (function.o): Likewise.
1248 (except.o): Likewise.
1250 (calls.o): Likewise.
1251 (expmed.o): Likewise.
1252 (explow.o): Likewise.
1253 (optabs.o): Likewise.
1254 (sdbout.o): Likewise.
1255 (dwarf2out.o): Likewise.
1256 (emit-rtl.o): Likewise.
1257 (integrate.o): Likewise.
1260 (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of
1262 (loop.o): Depend on $(EXPR_H) instead of expr.h.
1263 (unroll.o): Likewise.
1264 (combine.o): Likewise.
1265 (reload.o): Likewise.
1266 (reload1.o): Likewise.
1267 (caller-save.o): Likewise.
1268 (reorg.o): Likewise.
1269 (alias.o): Don't depend on insn-codes.h.
1270 (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h.
1271 (insn-emit.o): Depend on $(EXPR_H) instead of expr.h.
1272 (insn-opinit.o): Likewise.
1274 Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com)
1276 * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp
1278 * gcc.c (MKTEMP_EACH_FILE): Define.
1279 (main): No need to call choose_temp_base if we are going to
1280 use choose_temp_base to create each file later.
1281 * mkstemp.c: New file. Adapted from glibc.
1282 * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o
1283 (mkstemp.o): Add dependencies.
1285 * configure.in (gettimeofday): Check for its existance.
1286 * config.in (HAVE_GETTIMEOFDAY): Define.
1287 * configure: Rebuilt.
1289 1998-06-26 Michael Meissner <meissner@cygnus.com>
1291 * rs6000.md (ne 0, non power case): Add missing & constraint.
1293 (negative abs insns): Add pattern names.
1295 Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk>
1297 * Makefile.in (install-info): Run install-info program in separate
1300 Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com>
1302 * haifa-sched.c (schedule_block): Add hooks for the machine
1303 description to reorder the ready list, and update how many more
1304 instructions can be issued this cycle.
1305 * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document.
1307 Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1309 * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P):
1310 Explicitly mark the constant being compared against as unsigned.
1311 * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table):
1312 Fully initialize final members.
1313 (mem_aligned_8): Explicit init of offset to zero.
1314 (output_function_prologue): Explicit init of n_regs to zero.
1315 (output_function_epilogue): Likewise, and mark arg size as
1317 (init_cumulative_args): Mark libname and indirect as unused.
1318 (function_arg_pass_by_reference): Likewise for cum and named.
1319 (sparc_builtin_saveregs): Likewise for arglist.
1320 (sparc_flat_eligible_for_epilogue_delay): Likewise for slot.
1322 Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com)
1324 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload
1327 * arm.h (arm_adjust_cost): Renamed bogus prototype from
1329 (bad_signed_byte_operand): Add prototype.
1330 * arm.c (arm_override_options): Make I unsigned.
1331 (const_ok_for_arm): Add casts to the constants.
1332 (load_multiple_operation): Don't redeclare elt in sub-block.
1333 (arm_gen_movstrqi): Delete external declaration of optimize.
1334 (gen_compare_reg): Declare parameter fp.
1336 * arm.c (final_prescan_insn): Only initialize scanbody if the insn
1339 Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1341 * alpha.c: Include system.h and toplev.h.
1342 (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
1343 (const48_operand): Likewise.
1344 (mode_width_operand): Likewise.
1345 (mode_mask_operand): Likewise.
1346 (mul8_operand): Likewise.
1347 (current_file_function_operand): Likewise.
1348 (signed_comparison_operator): Likewise.
1349 (divmod_operator): Likewise.
1350 (any_memory_operand): Likewise.
1351 (alpha_return_addr): Likewise for parameter `frame'.
1352 (alpha_builtin_saveregs): Likewise for parameter `arglist'.
1353 (vms_valid_decl_attribute_p): Likewise for parameters `decl' and
1355 (alpha_start_function): Likewise for parameter `decl'. Use
1356 HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format
1357 specifiers. Remove unused variables `lab' and `name'.
1358 (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED.
1359 (check_float_value): Likewise for parameter `overflow'.
1360 (alpha_need_linkage): Likewise for parameters `name' and `is_local'.
1362 * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as
1364 (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf.
1365 (ASM_OUTPUT_CHAR): Likewise.
1366 (ASM_OUTPUT_BYTE): Likewise.
1367 (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to
1369 (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition.
1370 Add prototypes for functions in alpha.c.
1372 * alpha.md (ashldi3): Add default case in switch.
1374 1998-06-26 Manfred Hollstein <manfred@s-direktnet.de>
1376 * Makefile.in (gcc_version, gcc_version_trigger): New macros.
1377 (version): Initialize from $(gcc_version).
1379 * configure.in (version): Rename to gcc_version.
1380 (gcc_version_trigger): New variable; call AC_SUBST for it and
1381 emit it into the generated config.status.
1382 * configure: Regenerate.
1384 Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com>
1386 * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of
1387 nodes that are not expressions.
1389 Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com>
1391 * invoke.texi (-fstrict-aliasing): Document.
1392 * rtl.texi (MEM_ALIAS_SET): Document.
1394 * flags.h (flag_strict_aliasing): Declare.
1395 * toplev.c (flag_strict_aliasing): Define.
1396 (f_options): Add -strict-aliasing.
1397 (main): Set flag_strict_aliasing if -O2 or higher.
1399 * tree.h (tree_type): Add alias_set field.
1400 (TYPE_ALIAS_SET): New macro.
1401 (TYPE_ALIAS_SET_KNOWN_P): Likewise.
1402 (get_alias_set): Declare.
1403 * tree.c (lang_get_alias_set): Define.
1404 (make_node): Initialize TYPE_ALIAS_SET.
1405 (get_alias_set): New function.
1406 * print-tree.c (print_node): Dump the alias set for a type.
1408 * c-tree.h (c_get_alias_set): Declare.
1409 * c-common.c (c_get_alias_set): New function.
1410 * c-decl.c (init_decl_processing): Set lang_get_alias_set.
1412 * expr.c (protect_from_queue): Propogage alias sets.
1413 (expand_assignment): Calculate alias set for new MEMs.
1414 (expand_expr): Likewise.
1415 * function.c (put_var_into_stack): Likewise.
1416 (put_reg_into_stack): Likewise.
1417 (gen_mem_addressof): Likewise.
1418 (assign_parms): Likewise.
1419 * stmt.c (expand_decl): Likewise.
1420 * varasm.c (make_decl_rtl): Eliminate redundant clearing of
1421 DECL_RTL. Calculate alias set for new MEMs.
1423 * rtl.def (REG): Add dummy operand.
1424 (MEM): Add extra operand to store the MEM_ALIAS_SET.
1425 * rtl.h (MEM_ALIAS_SET): New macro.
1426 (gen_rtx_MEM): Declare.
1427 * emit-rtl.c (gen_rtx_MEM): New function.
1428 * gengenrtl.c (sepcial_rtx): Make MEMs special.
1430 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro.
1431 (DIFFERENT_ALIAS_SETS_P): Likewise.
1432 (canon_rtx): Propogate the alias set to the new MEM.
1433 (true_dependence): Check the alias sets.
1434 (anti_dependence): Likewise.
1435 (output_dependence): Likewise.
1436 * explow.c (stabilize): Progoate alias sets.
1437 * integrate.c (copy_rtx_and_substitute): Likewise.
1438 * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P
1439 in an unpredictable state. Propogate alias sets.
1440 * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which
1441 we have no alias information.
1443 Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1445 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h.
1446 (find_all_handler_type_matches): Add function prototype.
1447 * eh-common.h (CATCH_ALL_TYPE): Definition added.
1448 * except.c (find_all_handler_type_matches): Add function to find all
1449 runtime type info in the exception table.
1450 (output_exception_table_entry): Special case for CATCH_ALL_TYPE.
1452 Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1454 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h.
1456 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow',
1457 `yhigh' and `bit' into the scope in which they are used.
1458 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1',
1459 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'.
1461 * rs6000.c: Move include of output.h below tree.h. Include toplev.h.
1462 (any_operand): Mark unused parameters `op' and `mode' with
1464 (count_register_operand): Likewise for parameter `mode'.
1465 (fpmem_operand): Likewise.
1466 (short_cint_operand): Likewise.
1467 (u_short_cint_operand): Likewise.
1468 (non_short_cint_operand): Likewise.
1469 (got_operand): Likewise.
1470 (got_no_const_operand): Likewise.
1471 (non_add_cint_operand): Likewise.
1472 (non_logical_cint_operand): Likewise.
1473 (mask_operand): Likewise.
1474 (current_file_function_operand): Likewise.
1475 (small_data_operand): Likewise for parameters `op' and `mode' but
1476 only when !TARGET_ELF.
1477 (init_cumulative_args): Mark parameters `libname' with
1479 (function_arg_pass_by_reference): Likewise for parameters `cum',
1481 (expand_builtin_saveregs): Likewise for parameter `args'.
1482 (load_multiple_operation): Likewise for parameter `mode'.
1483 (store_multiple_operation): Likewise.
1484 (branch_comparison_operator): Likewise.
1485 (secondary_reload_class): Likewise.
1486 (print_operand): Add parentheses around & operation.
1487 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED.
1488 (output_epilog): Likewise. Cast argument to fprintf to int.
1489 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED.
1490 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl',
1491 `attributes', `identifier' and `args'.
1492 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'.
1493 (rs6000_comp_type_attributes): Likewise for parameters `type1' and
1495 (rs6000_set_default_type_attributes): Likewise for parameter `type'.
1497 * rs6000.h (RTX_COSTS): Add parentheses around & operation.
1498 (toc_section, private_data_section, trap_comparison_operator): Add
1501 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add
1504 * xcoffout.c: Include toplev.h, outout.h and dbxout.h.
1506 * xcoffout.h (stab_to_sclass, xcoffout_begin_function,
1507 xcoffout_begin_block, xcoffout_end_epilogue,
1508 xcoffout_end_function, xcoffout_end_block,
1509 xcoff_output_standard_types, xcoffout_declare_function,
1510 xcoffout_source_line): Add prototypes.
1512 Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com>
1514 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM,
1515 noticed by grahams@rcp.co.uk.
1517 Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com>
1519 * gcc.c (default_compilers): Use new | syntax to eliminate
1520 string concatenation.
1522 Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com>
1524 * alpha.c (alpha_function_name): Delete.
1525 (alpha_ra_ever_killed): Notice current_function_is_thunk.
1526 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise.
1527 (alpha_start_function): Reorg from output_prologue.
1528 (alpha_end_function): Reorg from output_epilogue.
1529 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function.
1530 (ASM_DECLARE_FUNCTION_SIZE): New.
1531 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
1532 (PROFILE_BEFORE_PROLOGUE): Set.
1533 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function.
1534 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
1536 Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com)
1538 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
1540 1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1542 * expr.c (expand_assignment): Rework address calculation for structure
1543 field members to expose more invariant computations to the loop
1545 (expand_expr): Likewise.
1547 Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com)
1549 * local-alloc.c (block_alloc): Do not try to avoid false dependencies
1550 when SMALL_REGISTER_CLASSES is nonzero.
1552 Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de>
1554 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol.
1556 Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu>
1558 * expr.c (get_memory_rtx): New function.
1559 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin
1562 * expmed.c (init_expmed): Initialize all elements of *_cost arrays.
1564 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
1566 * explow.c: Likewise.
1567 * combine.c: Likewise.
1568 * reload1.c: Likewise.
1571 Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com>
1573 * README.gnat: Add patch for new lang_decode_options interface.
1575 Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1577 * except.c (start_catch_handler): Do nothing if EH is not on.
1579 1998-06-24 Manfred Hollstein <manfred@s-direktnet.de>
1581 * configure.in (gxx_include_dir): Initialize default value depending on
1582 new flag --enable-version-specific-runtime-libs; remove superfluous
1583 default initialization afterwards.
1584 * configure: Regenerate.
1586 Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1588 * toplev.c (rest_of_compilation): Revert May 15 change.
1590 Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com>
1592 * reload.c (find_reloads): Fix check for failure to match any
1593 alternative, to account for Mar 26 change in initial "best" cost.
1595 Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com>
1597 * cpplib.c (do_line): Typo broke #line directive.
1598 (cpp_message_from_errno): New function.
1599 (cpp_error_from_errno): Call cpp_message_from_errno.
1600 * cpplib.h (cpp_message_from_errno): New function.
1602 Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1604 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New
1605 functions to return exception descriptor information.
1606 (find_exception_handler): Pass match_info field to runtime matcher,
1607 not a descriptor table entry.
1609 Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk>
1611 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to
1612 accompany previous Makefile.in (install-info) change.
1614 Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1616 * eh-common.h (struct __eh_info): Remove coerced value field.
1617 * libgcc2.c (find_exception_handler): Don't set coerced_value field.
1618 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use
1619 POINTER_SIZE instead of Pmode.
1620 (expand_start_all_catch): Call start_catch_handler() if we are not
1621 using new style exceptions.
1623 Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com>
1625 * varasm.c (assemble_variable): Remove reference to warn_bss_align.
1627 Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1629 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2,
1630 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3,
1631 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto,
1632 splits and peepholes): Change remaining generic gen_rtx calls to
1633 specific genrtl ones.
1634 * config/sparc/sparc.c: Likewise.
1636 Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com>
1638 * gcc.c (handle_braces): Recognize | between options as an or.
1640 Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com)
1642 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
1643 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
1645 * i386.md (exception_receiver): Define.
1647 Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com>
1649 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME,
1650 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables.
1651 (install-common): Use them.
1653 * gcse.c (add_label_notes): New function.
1654 (pre_insert_insn): Call it.
1655 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and
1656 pass the label to set_label_in_map.
1658 Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk>
1660 * Makefile.in (install-info): Fix typpo in previous change.
1662 Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com>
1664 * varasm.c (assemble_variable): Emit alignment warning.
1666 Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1668 * Makefile.in (varasm.o): Depend on sdbout.h.
1669 (sdbout.o): Depend on toplev.h.
1671 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and
1674 * final.c (shorten_branches): Cast first arg of `bzero' to char *.
1676 * genextract.c (main): When creating insn-extract.c, mark variable
1677 `i' with ATTRIBUTE_UNUSED.
1679 * genpeep.c (main): When creating insn-peep.c, mark variables
1680 `insn', `x' and `pat' with ATTRIBUTE_UNUSED.
1682 * objc/init.c (__objc_tree_print): Wrap function definition in
1685 * objc/objc-act.c (encode_array): Cast sprintf argument to `long'
1686 and use %ld specifier.
1687 (adorn_decl): Likewise, twice.
1689 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
1691 * sdbout.c: Include output.h and toplev.h.
1692 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
1693 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so.
1694 (PUT_SDB_SIZE): Likewise.
1696 * sdbout.h (sdbout_mark_begin_function): Add prototype.
1698 * stmt.c (check_for_full_enumeration_handling): Cast argument of
1699 `warning' to long and use %ld specifier.
1701 * toplev.c (main): Likewise for `fprintf'.
1703 * toplev.h (output_file_directive): Add prototype.
1705 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
1707 (precondition_loop_p): Likewise.
1709 * varasm.c Include sdbout.h.
1710 (assemble_static_space): Move sometimes-unused variable `rounded'
1711 into the scope in which it is used.
1713 * mips.c (gpr_mode): Don't say `static' twice.
1715 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal.
1717 * objc/objc-act.c (init_selector): Hide prototype and definition.
1719 * optabs.c (gen_cond_trap): Remove unused variable `icode'.
1721 * regmove.c (copy_src_to_dest): Likewise for `i'.
1723 * mips-tfile.c (add_local_symbol): Cast width format specifier to int.
1724 (add_ext_symbol): Likewise.
1725 (add_file): Likewise.
1726 (parse_def): Likewise.
1727 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix
1728 remaining format specifiers and arguments.
1729 (write_object): Likewise, several times.
1730 (read_seek): Likewise.
1731 (out_of_bounds): Likewise.
1732 (allocate_cluster): Likewise.
1733 (xmalloc): Likewise.
1734 (xcalloc): Likewise.
1735 (xrealloc): Likewise.
1738 * mips-tdump.c (print_symbol): Likewise.
1740 Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk>
1742 * Makefile.in (install-info): Use install-info program if
1743 available, per GNU standard.
1745 Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com)
1747 * invoke.texi: Document -mrelax for the mn10300 and mn10200.
1749 * basic-block.h (init_regset_vector): Delete declaration.
1750 * flow.c (init_regset_vector): Make it static and add a prototype.
1752 * bitmap.h (debug_bitmap): Declare.
1754 * haifa-sched.c (debug_ready_list): Make static.
1756 * toplev.h (fancy_abort): Declare.
1758 Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org)
1760 * basic-block.h (init_regset_vector): New declaration.
1762 * Makefile.in (sdbout.o): Add insn-codes.h to dependency.
1764 * global.c: Include machmode.h amd move hard-reg-set.h before
1767 * haifa-sched.c (insn_issue_delay, birthing_insn_p,
1768 adjust_priority, print_insn_chaino): New declaration.
1769 (schedule_insns): Remove declaration.
1770 (init_target_units, get_visual_tbl_length,
1771 init_block_visualization): Add prototype.
1773 * integrate.c (pushdecl, poplevel): Remove declaration.
1775 * rtl.h (expand_expr): Remove declaration.
1777 * loop.c (oballoc): Remove declaration.
1778 (replace_call_address): Add prototype.
1780 Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com)
1782 * version.c: Bump for snapshot.
1784 Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com)
1786 * i386.c (output_fp_conditional_move): Don't bother handling
1787 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns
1788 prevent this from happening.
1790 * i386.md (nonlocal_goto_receiver): Delete.
1792 Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org)
1794 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and
1796 (INSTALL): cd $(srcdir) before make.
1798 * flow.c (allocate_for_life_analysis, init_regset_vector):
1801 * function.h (get_first_block_beg): New declaration.
1803 * gbl-ctors.h (__do_global_dtors): Add prototype.
1805 * gcov-io.h (__fetch_long): New declaration.
1806 (__store_long): Likewise.
1807 (__read_long): Likewise.
1808 (__write_long): Likewise.
1810 * gcov.c (print_usage): New declaration.
1812 * Makefile.in (c-iterate.o): Depend on insn-codes.h too.
1814 Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com)
1816 * calls.c (expand_call): Initialize "src" and "dest".
1817 * stmt.c (expand_return): Likewise.
1818 * expmed.c (extract_split_bit_field): Similarly for "result"
1819 * gcse.c (compute_hash_table): Mark first arg as unused.
1820 * jump.c (jump_optimize): Initialize reversep.
1821 * tree.c (make_node): Initialize length.
1823 * c-common.c (check_format_info): Initialize length_char and
1824 fci to keep -Wall quiet.
1826 * except.c (jumpif_rtx): Put declaration and definition
1827 inside a suitable #ifdef.
1828 (jumpifnot_rtx): Delete dead function.
1830 * i386.h (output_int_conditional_move): Declare.
1831 (output_fp_conditional_move): Likewise.
1832 (ix86_can_use_return_insn_p): Likewise.
1834 * optabs.c (init_traps): Put prototype inside a suitable #ifdef.
1836 Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk>
1838 * alias.c: Include toplev.h
1839 * caller-save.c: Include toplev.h
1840 * combine.c: Include toplev.h
1841 * flow.c Include toplev.h
1842 * global.c: Include toplev.h
1843 * jump.c: Include toplev.h
1844 * local-alloc.c: Include toplev.h
1845 * loop.c: Include toplev.h
1846 * regmove.c: Include toplev.h
1847 * stupid.c: Include toplev.h
1848 * unroll.c: Include toplev.h
1849 * Makefile.in: Add toplev.h dependencies.
1851 Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com>
1853 * regmove.c (copy_src_to_dest): Add decl for loop_depth.
1855 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned.
1856 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise.
1857 Add parens to various macros.
1859 Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1861 * c-typeck.c (pop_init_level): Warn about implicit zero initialization
1864 Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com>
1866 * varasm.c (assemble_start_function): Add weak_global_object_name.
1867 * tree.c (get_file_function_name): Use it.
1869 Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com)
1871 * except.c (jumpif_rtx): Make static and add prototype.
1872 (jumpifnot_rtx): Likewise.
1874 * README.gnat: Add a build patch from Fred Fish.
1876 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted.
1878 * Makefile.in (c-iterate.o): Depend on expr.h.
1880 Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org)
1882 * except.h (emit_unwinder, end_eh_unwinder): Removed.
1884 * dwarfout.c (getpwd): Add prototype.
1885 (is_pseudo_reg, type_main_variant, is_tagged_type,
1886 is_redundant_typedef): New declaration.
1887 (output_decl): Add prototype for FUNC.
1888 (type_main_variant): Make it static.
1889 (is_tagged_type): Likewise.
1890 (is_redundant_typedef): Likewise.
1892 * expr.c (do_jump_by_parts_greater_rtx): Removed.
1893 (truthvalue_conversion): Likewise.
1895 * c-iterate.c: Include "expr.h".
1896 (expand_expr): Use proper values when calling the function.
1898 * explow.c (emit_stack_save): Add prototype for FCN.
1899 (emit_stack_restore): Likewise.
1901 * dwarf2out.c (getpwd): Add prototype.
1903 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations.
1905 * c-typeck.c (c_expand_asm_operands): Use proper values when calling
1908 * c-lex.c (yyprint): Add prototype.
1909 (check_newline, build_objc_string): Remove declaration.
1911 * c-tree.h (comptypes_record_hook): Removed.
1912 (finish_incomplete_decl): New prototype.
1914 * alias.c (find_base_value): Add prototype.
1915 (true_dependence): Add prototype for function argument.
1917 * c-aux-info.c (xmalloc): Remove declaration.
1919 Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com>
1921 * i386.c: Include system.h. Remove redundant includes.
1922 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED.
1923 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes',
1924 'identifier', 'args'.
1925 (i386_valid_type_attribute_p): Likewise for 'attributes'.
1926 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'.
1927 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type',
1929 (symbolic_operand): Likewise for 'mode'.
1930 (call_insn_operand): Likewise.
1931 (expander_call_insn_operand): Likewise.
1932 (ix86_logical_operator): Likewise.
1933 (ix86_binary_operator_ok): Likewise.
1934 (emit_pic_move): Likewise.
1935 (VOIDmode_compare_op): Likewise.
1937 (str_immediate_operand): Likewise.
1938 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy
1939 (asm_output_function_prefix): Likewise for 'name'.
1940 (function_prologue): Likewise for 'file', and 'size'.
1941 (function_epilogue): Likewise.
1943 1998-06-19 Jim Wilson <wilson@cygnus.com>
1945 * loop.h (struct induction): Clarify comment for unrolled field.
1946 * unroll.c (find_splittable_givs): Move set of unrolled field
1947 after address validity check.
1949 Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com>
1951 * config/fp-bit.c (INLINE): Only define if not already defined.
1953 1998-06-19 Manfred Hollstein <manfred@s-direktnet.de>
1955 * Makefile.in (installdirs): Loop over directories in $(libsubdir)
1956 creating probably missing ones, instead of single if statements.
1958 Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1960 * c-common.c (truthvalue_conversion): Protect side effects in the
1961 expression when splitting a complex value.
1962 * fold-const.c (fold): Likewise.
1964 Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de)
1966 * cccp.c (hack_vms_include_specification): rewrite to handle
1967 '#include <dir/file.h>' correctly.
1969 Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org)
1971 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined.
1973 Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com)
1975 * i386.c (notice_update_cc): Integer conditional moves don't
1978 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag
1979 to support LT, LE, GE, and GT signed integer comparisons.
1980 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2,
1981 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison
1982 is LT, LE, GE, or GT.
1983 (movdicc): Remove code resulting from an earlier patch which
1984 didn't apply correctly.
1986 Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1988 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't
1989 consider a MEM in FP mode as equal.
1991 Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com)
1993 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for
1994 duplicate declarations of a function.
1996 Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org)
1998 * config/float-i386.h: New.
2000 * configure.in (i[34567]86-*-linux-*): Set float_format to i386.
2002 Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com>
2004 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid
2005 indexed arrays. Call free at the end of the function for them.
2006 * haifa-sched.c (schedule_insns): Likewise.
2008 Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com>
2010 * dwarf2out.c (size_of_string): Do count backslashes.
2012 Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com>
2014 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG
2015 addressing when one register is the frame pointer or stack
2016 pointer. Disallow REG+CONST addressing in HI mode.
2018 Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2020 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to
2023 Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2025 * Makefile.in (c-lang.o): Depend on output.h.
2027 * c-lang.c: Include output.h.
2029 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'.
2031 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'.
2033 * genrecog.c (write_subroutine): When writing insn-recog.c, mark
2034 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem'
2035 with ATTRIBUTE_UNUSED.
2037 * regmove.c (copy_src_to_dest): Make function static to match its
2040 * reload1.c Include hard-reg-set.h before rtl.h to get macro
2041 HARD_CONST. Include machmode.h before hard-reg-set.h.
2043 * rtl.h: Prototype `retry_global_alloc' and wrap with macro
2044 HARD_CONST to protect usage of typedef HARD_REG_SET.
2046 * tree.c: Prototype `_obstack_allocated_p'.
2048 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro
2051 Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2053 * pa.c: Include system.h and toplev.h. Remove redundant code.
2054 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2055 (symbolic_operand): Likewise.
2056 (symbolic_memory_operand): Likewise.
2057 (pic_label_operand): Likewise.
2058 (fp_reg_operand): Likewise.
2059 (pre_cint_operand): Likewise.
2060 (post_cint_operand): Likewise.
2061 (ireg_or_int5_operand): Likewise.
2062 (int5_operand): Likewise.
2063 (uint5_operand): Likewise.
2064 (int11_operand): Likewise.
2065 (uint32_operand): Likewise.
2066 (ior_operand): Likewise.
2067 (lhs_lshift_cint_operand): Likewise.
2068 (pc_or_label_operand): Likewise.
2069 (legitimize_pic_address): Likewise.
2070 (hppa_legitimize_address): Likewise for parameter `old'.
2071 (output_block_move): Likewise for parameter `size_is_constant'.
2072 (output_function_prologue): Likewise for parameter `size'.
2073 (output_function_epilogue): Likewise.
2074 (return_addr_rtx): Likewise for parameter `count'.
2075 (output_mul_insn): Likewise for parameter `unsignedp'.
2076 (hppa_builtin_saveregs): Likewise for parameter `arglist'.
2077 (output_bb): Likewise for parameter `operands'.
2078 (output_bvb): Likewise.
2079 (function_label_operand): Likewise for parameter `mode'.
2080 (plus_xor_ior_operator): Likewise.
2081 (shadd_operand): Likewise.
2082 (non_hard_reg_operand): Likewise.
2083 (eq_neq_comparison_operator): Likewise.
2084 (movb_comparison_operator): Likewise.
2085 (pa_combine_instructions): Likewise for parameter `insns'.
2087 * pa.h: Add prototypes for functions `output_deferred_plabels',
2088 `override_options', `output_ascii', `output_function_prologue',
2089 `output_function_epilogue', `print_operand',
2090 `symbolic_expression_p', `reloc_needed', `compute_frame_size',
2091 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand',
2092 `pa_adjust_cost', `pa_adjust_insn_length' and
2093 `secondary_reload_class'.
2095 Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com>
2097 * configure.in: Don't turn on collect2 unconditionally.
2099 Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com>
2101 * cse.c (cse_basic_block): Don't include NOTE insns in the count
2102 that is used to decide whether or not it is time to erase the
2105 Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2107 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero.
2109 Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu>
2111 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
2112 (sched_analyze_2): Allow scheduling TRAP_IF.
2114 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
2116 * rtl.h (TRAP_CODE): New macro.
2118 * rtl.def (TRAP_IF): Change second operand type to rtx.
2120 * optabs.c (gen_cond_trap): New function.
2121 (init_traps): New function.
2122 (init_optabs): Call init_traps.
2123 * expr.h: Declare gen_cond_trap.
2125 * jump.c (jump_optimize): Optimize jumps to and around traps.
2127 * sparc.md: Define trap instructions.
2129 * rs6000.md: Define trap instructions.
2130 * rs6000.c (print_operand): New code 'V' for trap condition.
2131 (trap_comparison_operator): New function.
2133 * m88k.md: Update use of TRAP_IF.
2135 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
2136 * c-decl.c (init_decl_processing): New builtin __builtin_trap.
2137 * expr.c (expand_builtin): Handle BUILT_IN_TRAP.
2139 * expr.c (expand_builtin): Error if __builtin_longjmp second argument
2142 Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com>
2144 * reload1.c (spill_hard_reg): Check mode of register when
2145 spilling from scratch_list.
2147 Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
2149 * except.c (add_new_handler): fix bug in finding last region handler.
2150 * libgcc2.c (find_exception_handler): Pass exception table pointer
2151 to runtime type matcher, not the match info field.
2153 Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
2155 * eh-common.h (struct eh_context): Add comment for hidden use of
2156 field dynamic_handler_chain.
2157 * except.c (get_dynamic_handler_chain): Comment on, and use the
2158 correct offset of the dynamic_handler_chain field.
2160 1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com>
2162 * mips/iris6.h (LINK_SPEC): Add -woff 131.
2164 1998-06-17 Jason Merrill <jason@yorick.cygnus.com>
2166 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init.
2168 * configure.in: Don't disable collect2 when we have GNU ld.
2170 Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com)
2172 * fold-const.c (make_range): Do not widen the type of the expression.
2174 * expr.c (check_max_integer_computation_mode): New function.
2175 (expand_expr): Avoid integer computations in modes wider than
2176 MAX_INTEGER_COMPUTATION_MODE.
2177 * fold-const.c (fold): Likewise.
2178 * tree.h (check_max_integer_computation_mode): Declare.
2179 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it.
2181 * configure.in (nm): Make a link to "nm" in the build tree too.
2183 * mn10300.md (andsi3): Fix typo.
2185 Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com>
2187 * reload1.c (reload_cse_regs): Call bzero instead of looping.
2189 Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com>
2191 * dwarf2out.c (stripattributes): Prepend '*' to the section name.
2193 Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com>
2195 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns.
2196 (output_prologue, output_epilogue): Merge VMS and OSF versions;
2197 Remove anything related to the actual code generation.
2198 (output_end_prologue): New function.
2199 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions.
2200 (alpha_does_function_need_gp): Return false for VMS.
2201 (alpha_function_needs_gp): Make static.
2202 (add_long_const): Delete.
2203 (summarize_insn): Don't assume a SUBREG is of a REG.
2204 Prototype all static functions. Rename VMS-specific global
2206 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0.
2207 (FUNCTION_BOUNDARY): Align to cache line.
2208 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword.
2209 (FUNCTION_END_PROLOGUE): New macro.
2210 * alpha.md (attribute length): New. Mark all insns.
2211 (return_internal, prologue_stack_probe_loop) New patterns.
2212 (prologue, init_fp, epilogue): New patterns.
2214 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define.
2216 Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com>
2218 * toplev.c (lang_options): Add -trigraphs option for cpplib.
2220 Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2222 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS
2223 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS
2224 is earlier than RELOAD_FOR_INPUT_ADDRESS.
2226 Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com>
2228 * libgcc1-test.c (memcpy): Define.
2230 Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com>
2232 * genattrtab.c (struct attr_desc): Change int flags to bit
2233 fields. Add bit fields for this being function_units_used
2234 or *_blockage_range attributes.
2235 (write_unit_name): New function to print a function unit name
2237 (expand_units): Indicate whether this is function_units_used or
2238 *_blockage_range attributes.
2239 (write_toplevel_expr): Print function_units_used and
2240 *_blockage_range attributes in a more friendly fashion.
2241 (make_internal_attr): Indicate whether this attribute is either
2242 function_units_used or *_blockage_range.
2244 Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com>
2245 Jim Wilson <wilson@cygnus.com>
2247 * regmove.c (copy_src_to_dest): Do not copy src to dest if either
2248 the source or destination is special.
2250 Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com>
2252 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop.
2254 Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com)
2256 * version.c: Bump for snapshot.
2258 Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se>
2260 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before
2263 Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com>
2265 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o.
2266 (ENDFILE_SPEC): Add -lgloss.
2268 Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2270 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2271 (large_int): Likewise.
2272 (pc_or_label_operand): Likewise.
2273 (call_insn_operand): Likewise.
2274 (consttable_operand): Likewise.
2275 (m16_uimm3_b): Likewise.
2276 (m16_simm4_1): Likewise.
2277 (m16_nsimm4_1): Likewise.
2278 (m16_simm5_1): Likewise.
2279 (m16_nsimm5_1): Likewise.
2280 (m16_uimm5_4): Likewise.
2281 (m16_nuimm5_4): Likewise.
2282 (m16_simm8_1): Likewise.
2283 (m16_nsimm8_1): Likewise.
2284 (m16_uimm8_1): Likewise.
2285 (m16_nuimm8_1): Likewise.
2286 (m16_uimm8_m1_1): Likewise.
2287 (m16_uimm8_4): Likewise.
2288 (m16_nuimm8_4): Likewise.
2289 (m16_simm8_8): Likewise.
2290 (m16_nsimm8_8): Likewise.
2291 (m16_usym8_4): Likewise.
2292 (m16_usym5_4): Likewise.
2293 (mips_move_1word): Change type of variable `i' from int to size_t.
2294 (mips_move_2words): Likewise.
2295 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
2296 (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
2297 (function_arg): Likewise.
2298 (function_arg_partial_nregs): Mark parameter `named' with
2300 (override_options): Use ISDIGIT instead of isdigit.
2301 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
2302 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
2303 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
2304 function `fatal' to long before printing. Use
2305 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several
2306 times in this function.
2307 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
2308 (function_epilogue): Likewise for parameters `file' and `size'.
2309 Print an int with "%d" not "%ld".
2310 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
2311 (mips_function_value): Likewise for parameter `func'.
2312 (function_arg_pass_by_reference): Likewise for parameters `cum'
2314 (extend_operator): Likewise for parameter `mode'
2315 (highpart_shift_operator): Likewise.
2317 * mips.md (mul_acc_si): Remove unused variable `macc'.
2319 Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com>
2321 * fold-const.c (fold): Revert last change. It breaks constant
2322 expressions somehow.
2324 Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2326 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex
2327 prevent operands from being evaluated twice.
2329 Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru>
2331 * toplev.c (lang_options): Add -remap as a preprocessor option.
2333 Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com)
2335 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code
2336 which set CC_REVERSED since reload should ensure that
2337 the operands are already the correct type.
2339 Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com>
2341 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than
2342 calling gen_rtx_SET.
2344 Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu>
2346 * config/rs6000/x-aix43 (AR): Delete.
2347 (AR_FOR_TARGET_FLAGS): Add -X32_64 here.
2349 Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com>
2351 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote.
2353 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
2355 * mips.c (override_options): Replace word_mode with explicit
2358 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
2360 * regmove.c (regmove_optimize): If we can't replace the
2361 destination in an insn that sets the source, generate an explicit
2362 move of the source to the destination.
2363 (copy_src_to_dest): New function.
2364 (toplevel): Include basic-block.h
2366 * Makefile.in (regmove.o): Add basic-block.h dependencies.
2368 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
2370 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
2372 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
2374 * rtl.h (rtx_def): Improve documentation.
2375 (MEM_IN_STRUCT_P): Likewise.
2377 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
2379 * c-decl.c (start_decl): Correct test for -Wmain.
2381 * c-decl.c (grokdeclarator): Remove unused variable "last".
2383 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
2385 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
2386 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
2387 Delete code storing value in static_chain_rtx.
2388 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
2389 to second expand_expr call.
2391 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
2393 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
2395 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
2397 * cppmain.c (fatal): New function.
2398 * configure.in (cpp_main): New configuration variable.
2399 * configure: Regenerated.
2400 * Makefile.in (CCCP): Use a configuration variable to select basex
2402 (cppmain$(exeext)): Add @extra_cpp_objs@.
2404 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
2406 * objc/objc-act.c: Add cpplib declarations.
2407 (lang_decode_option): Initialize cpplib if necessary.
2408 (lang_decode_option): New argc/argv interface.
2409 * tree.h (lang_decode_option): New argc/argv interface.
2410 * toplev.c (lang_options): Add cpp options.
2411 (main): New interface for lang_decode_option.
2412 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
2413 unless -E, -M or -MM is specified.
2414 * cpplib.h (cpp_handle_option): New function.
2415 * cpplib.c (cpp_handle_option): New function.
2416 (cpp_handle_options): Now calls cpp_handle_option.
2417 * c-tree.h (c_decode_option): New argc/argv interface.
2418 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
2419 * c-lang.c (lang_decode_option): New argc/argv interface.
2420 * c-decl.c: Add cpplib declarations.
2421 (c_decode_option): New argc/argv interface.
2422 (c_decode_option): Call cpp_handle_option.
2423 (c_decode_option): Now returns number of strings processed.
2425 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
2427 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
2428 changes. Abort if the undo fails.
2430 1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com>
2432 * config/rs6000/rs6000.c (output_prolog): Change locations and
2433 directions of saving and restoring arguments of main on the stack.
2435 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
2437 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
2438 for each alternative. Do not replace a CONST_INT with a REG unless
2441 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
2443 * decl.c (init_decl_processing): Fix typo.
2445 * mips.c (gpr_mode): New variable.
2446 (override_options): Initialize gpr_mode.
2447 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
2448 determine size and offset of general purpose registers save slots.
2449 (save_restore_insns, mips_expand_prologue): Similarly.
2451 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
2452 between constant representations when we have (SUBREG (REG)) with
2453 REG equivalent to a constant.
2455 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
2457 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
2459 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
2461 * fold-const.c (fold): Even with otherwise constant trees, look for
2462 opportunities to combine integer constants.
2464 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
2466 * i386.c (notice_update_cc): Clear cc_status.value2 in the
2467 case of UNSPEC 5 (bsf).
2469 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
2470 conditional move instructions don't support signed integer
2473 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
2475 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
2478 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
2479 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
2482 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2484 * except.c (expand_start_catch): Rename to start_catch_handler.
2485 (expand_end_catch): Delete function.
2486 (expand_end_all_catch): Remove catch status that expand_end_catch
2488 * except.h (expand_start_catch): Rename prototype.
2489 (expand_end_catch): Delete prototype.
2491 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
2493 * invoke.texi: Add documentation for -mips4 and -mabi=*.
2495 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
2497 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
2498 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
2499 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
2501 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
2503 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
2504 as the threshold to permit splitting memory operations.
2506 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
2508 * mips.c (gpr_mode): New variable.
2509 (override_options): Initialize gpr_mode.
2510 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
2511 determine size and offset of general purpose registers save slots.
2512 (save_restore_insns, mips_expand_prologue): Similarly.
2514 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
2515 (LIBGCC2_CFLAGS): Remove -fexceptions.
2516 (LIB2FUNCS): Remove "_eh".
2517 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
2518 it with -fexceptions.
2520 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
2521 * local-alloc.c (block_alloc): Avoid creating false
2522 dependencies for targets which use instruction scheduling.
2524 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
2526 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
2527 (ASM_FINISH_DECLARE_OBJECT): Define;
2528 * mips/elf64.h: Likewise.
2530 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
2532 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
2534 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
2536 * version.c: Bump for snapshot.
2538 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
2540 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
2541 (mulsidi3_ppc64): Delete.
2543 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2545 * Makefile.in (varasm.o): Depend on dbxout.h.
2546 (cse.o): Depend on toplev.h and output.h.
2547 (gcse.o): Depend on output.h.
2549 * mips.c: Include system.h and toplev.h and remove redundant code.
2550 Include output.h after tree.h so all its prototypes get activated.
2551 * mips.md (table_jump): Remove unused variable `dest'.
2553 * sparc.h: Add prototype for `v8plus_regcmp_op'.
2555 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
2556 with __attribute__ ((__unused__)).
2557 (__frame_dummy): Provide prototype before use, wrap it with
2558 EH_FRAME_SECTION_ASM_OP.
2560 * cse.c: Move inclusion of <setjmp.h> above local headers.
2561 Include toplev.h and output.h.
2563 * dbxout.h: Add prototype for `dbxout_begin_function'.
2565 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
2566 ASM_OUTPUT_MAX_SKIP_ALIGN.
2568 * gcse.c: Include system.h and output.h.
2569 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
2570 Make extern instead of static.
2571 (compute_can_copy): Only declare variables `reg' and `insn' when
2572 AVOID_CCMODE_COPIES is not defined.
2573 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
2574 (hash_scan_clobber): Likewise for `x' and `insn'.
2575 (hash_scan_call): Likewise.
2576 (record_last_set_info): Likewise for `setter'.
2577 (mark_call): Likewise for `pat'.
2578 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
2580 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
2581 length parameter so that it multiplies the number of elements by
2582 the sizeof(element).
2584 * output.h: Add prototype for `weak_finish'.
2586 * recog.h: Likewise for `validate_replace_src'.
2588 * rtl.h: Likewise for `optimize_save_area_alloca',
2589 `fix_sched_param', `purge_addressof', `gcse_main',
2590 `regmove_optimize', `dbr_schedule', `branch_prob' and
2593 * toplev.h: Likewise for `set_float_handler' and
2594 `output_quoted_string'.
2596 * varasm.c: Include dbxout.h.
2598 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
2600 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
2601 GP_REG_P. Use gr_regs instead of GR_REGS.
2603 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
2604 Jeff Law <law@cygnus.com>
2606 * Revamped multiply support for MIPS chips.
2607 * mips.c (extend_operator): New function.
2608 (highpart_shift_operator): Likewise.
2609 * mips.h: Declare new functions.
2610 (PREDICATE_CODES): Add support for new predicates.
2611 * mips.md (mulsi3 expander): Simplify.
2612 (mulsi_mult3): Add another constraint alternative. Support
2613 3 operand multiply instructions as found on various mips
2615 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
2616 (mul_acc_si): New pattern and associated splitters.
2617 (mulsidi3 expander): Rework to use mulsidi3_64bit and
2619 (umulsidi3): New expander.
2620 (mulsidi3_internal): Accept either sign or zero extended
2621 operands and generate code as appropriate appropriately.
2622 (mulsidi3_64bit): Similarly.
2623 (smulsi3_highpart): Turn into an expander and generate code
2624 to match new patterns.
2625 (umulsi3_highpart): Likewise.
2626 (xmulsi3_highpart_internal): New pattern.
2627 (maddi patterns): Delete. Replace with:
2628 (mul_acc_di, mul-acc_64bit_di): New patterns.
2630 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2632 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
2633 flag_new_exceptions runtime flag.
2634 (struct old_exception_table): New struct which represents what
2635 the exception table looks like without the new model.
2636 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
2637 flag that this is a new style table.
2638 * except.h: Remove compile time flag NEW_EH_MODEL.
2639 (expand_builtin_eh_stub_old): New prototype.
2640 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
2641 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
2642 * c-decl.c (init_decl_processing): Add new builtin function
2643 __builtin_eh_stub_old.
2644 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
2645 * flags.h (flag_new_exceptions): New runtime flag.
2646 * toplev.c (flag_new_exceptions): Initialize default to 0,
2647 -fnew-exceptions sets to 1.
2648 * except.c (output_exception_table_entry): Output New style exception
2649 identifier into table, and replace compile time flag NEW_EH_MODEL
2650 with runtime flag flag_new_exceptions.
2651 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
2652 (expand_builtin_eh_stub_old): Duplicates original functionality of
2653 expand_builtin_eh_stub.
2654 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
2655 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
2656 (old_find_exception_handler): New func, same as find_exception_handler
2657 except it works on the old style exception table.
2658 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
2659 of identifier in the exception table, and call appropriate routines.
2661 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
2663 * function.c: Define current_function_cannot_inline.
2664 (push_function_context_to): Save it.
2665 (pop_function_context_from): Restore it.
2666 * function.h (struct function): Provide it a home.
2667 * output.h: Declare it.
2668 * integrate.c (function_cannot_inline_p): Check it.
2670 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
2672 * expr.c (force_operand): Detect PIC address loads before
2673 splitting arithmetic.
2675 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
2677 * version.c: Bump for snapshot.
2679 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
2681 * tree.c (tree_class_check): Add braces to eliminate ambigious
2683 (tree_check): Likewise.
2685 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
2687 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
2688 stack is the destination for conditional move insn.
2690 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
2692 * tree.h (TREE_VEC_END): Cast unused value to void.
2694 * i386.c (print_operand): Use %lx for long operand.
2696 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
2698 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
2700 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
2702 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
2703 conversion functions.
2705 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
2707 * toplev.c (flag_exceptions): Default to 0.
2708 (compile_file): Remove flag_exceptions == 2 hack.
2709 (main): Call lang_init_options.
2710 * tree.h: Declare it.
2711 * c-lang.c: Implement it.
2712 * objc/objc-act.c: Likewise.
2714 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
2716 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
2717 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
2718 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
2719 (output_function_profiler): Use asm_fprintf and fputs.
2721 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2723 * gencheck.c: Remove redundant stdio.h include. Add a definition
2724 of xmalloc for when we are forced to link with alloca.o.
2726 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
2729 * fold-const.c (constant_boolean_node): Make definition static to
2730 match the prototype.
2732 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
2734 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
2735 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
2736 (do_spec, input_filename, input_filename_length): Make public.
2737 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
2738 Call lang_specific_pre_link befor elinking.
2740 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
2742 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
2743 the insn which has the most insns dependent on it.
2745 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
2747 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
2749 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
2751 * alpha.md (insxh-1): New insxl pattern for combine.
2753 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
2755 * i386/i386.c (output_fp_conditional_move): New function
2756 to output floating point conditional move.
2757 (output_int_conditional_move): New function to output integer
2760 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
2761 output_int_conditional_move () to output int conditional move.
2762 (movsfcc+5, movdfcc+5, movxfcc+5): Call
2763 output_fp_conditional_move () to output floating point
2766 * i386/i386.c (put_condition_code): In INT mode, check
2767 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
2769 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
2771 * dbxout.c (dbxout_type): Output arrays of bits as if
2772 they were bitstrings for Chill
2774 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
2776 * tree.c (get_inner_array_type): New function.
2777 * tree.h (get_inner_array_type): Prototype.
2778 * expr.h (STACK_SAVEAREA_MODE): New macro.
2779 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
2780 STACK_SAVEAREA_MODE.
2781 (expand_builtin_longjmp): Likewise.
2782 * explow.c (emit_stack_save): Likewise.
2783 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
2785 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
2786 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
2787 * rs6000/aix43.h: New file.
2788 * rs6000/t-aix43: New file.
2789 * rs6000/x-aix41: New file.
2790 * rs6000/x-aix43: New file.
2791 * configure.in (rs6000-ibm-aix*): Use them.
2792 * rs6000/powerpc.h: Delete.
2793 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
2794 * rs6000/netware.h: and here.
2795 * rs6000/win-nt.h: and here.
2797 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
2799 (rs6000_override_options): Ignore flag_pic for AIX.
2800 (rs6000_immed_double_const): Delete.
2801 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
2802 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
2803 (num_insns_constant): mask64_operand() is 2 insns.
2804 (logical_operand): Don't assume 32-bit CONST_INT.
2805 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
2806 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
2807 (mask_constant): HOST_WIDE_INT parameter.
2808 (non_and_cint_operand): Delete.
2809 (mask64_operand): New function.
2810 (and64_operand): New function.
2811 (function_arg_advance): DImode arguments do not need special
2812 alignment when 64-bit.
2813 (function_arg): Likewise.
2814 (setup_incoming_varargs): Reverse reg_size assignment.
2815 (print_operand): HOST_WIDE_INT second parameter.
2816 (print_operand, 'B'): New case.
2817 (print_operand, 'M'): Fix typo in lossage string.
2818 (print_operandm 'S'): New case.
2819 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
2820 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
2821 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
2822 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
2823 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
2824 (rs6000_allocate_stack_space): Use {cal|la}.
2825 (output_epilog): Use {cal|la}
2826 (output_function_profiler): Add call glue to mcount call.
2827 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
2829 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
2830 (STACK_BOUNDARY): Depend on TARGET_32BIT.
2831 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
2832 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
2833 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
2834 64-bit mask operand.
2835 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
2836 (STACK_SAVEAREA_MODE): New macro.
2837 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
2838 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
2839 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
2840 (ASM_FILE_START): Emit 64-bit ABI directive.
2841 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
2842 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
2843 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
2844 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
2846 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
2847 Restore define_splits.
2848 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
2849 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
2850 Do not specify base register operand mode.
2851 (floatsidf2_loadaddr): Do not specify base register operand mode.
2852 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
2853 register; do not specify mode. Remove !TARGET_POWERPC64 final
2855 (floatsidf2_load): Do not specify base register operand mode. Remove
2856 !TARGET_POWERPC64 final constraint.
2857 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
2858 base register operand mode.
2859 (adddi3): Split large constants early.
2860 (absdi3): Shift by 63, not 31.
2861 (*mulsidi3_ppc64): New pattern.
2862 (rotldi3): Add masking combiner patterns.
2863 (anddi3): Add rldic{r,l} masking. Remove split of large constants
2864 because PPC insns zero-extend.
2865 (iordi3, xordi3): Split large constants early.
2866 (movsi matcher): Remove S and T constraints.
2867 (movsf const_double): create SImode constant from TARGET_DOUBLE.
2868 (movdf_hardfloat32): Add default abort() case.
2869 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
2870 (movdi): Remove 64-bit constant generator. Try to convert
2871 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
2872 (movdi_32): Add default abort() case.
2873 (movdi_64): Add numerous ways to split 64-bit constants.
2874 Make catch-all define_split more optimal and never FAIL.
2875 (movti_ppc64): Add default abort() case.
2876 (allocate_stack): Remove operand modes. Use Pmode.
2877 (restore_stack_block): Remove operand modes. Generate Pmode
2879 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
2880 temporary. Save area is double Pmode.
2881 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
2882 (call, call_value): Do not specify address operand mode. Choose
2883 appropriate AIX ABI.
2884 (*call_local64, *ret_call_local64): New patterns.
2885 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
2886 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
2887 (compare): Materialize DImode truthvalues.
2889 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
2891 * expr.c (safe_from_p): Avoid combinatorial explosion
2892 over duplicate SAVE_EXPRs by ensuring we never recurse
2893 on one that has already been visited.
2895 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
2897 * loop.c (check_dbra_loop): Initialise final_value before
2898 normalizing the loop.
2900 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2902 * reload1.c (reload_reg_free_for_value_p): New arguments out and
2903 reloadnum. Changed all callers.
2905 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
2907 * system.h: Add _() and N_() macros in preparation for gettext.
2909 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2911 * c-common.c (check_format_info): Put back check for C9x `hh'
2912 length modifier. Warn about %n format writing into const. Remove
2914 (format_char_info): Fix comments.
2916 * configure.in: Set float_format to m68k for all m68k targets that
2917 do not override LONG_DOUBLE_TYPE_SIZE.
2918 * config/float-m68k.h: New file.
2920 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
2922 * jump.c (jump_optimize): Remove debug messages accidentally left in
2923 with the previous change.
2925 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
2927 * expr.c (store_expr): Revert stray patch associated with
2930 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
2932 * jump.c (rtx_unsafe_p): New function.
2933 (jump_optimize): Use it on if/then/else transformations and
2934 conditional move transformations.
2936 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2938 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
2939 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
2940 Cope with CONST being out of range for the bitfield.
2942 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
2944 * expr.c (emit_move_insn_1): When moving complex values in several
2945 steps, emit a CLOBBER to show the destination dies.
2947 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
2949 * Makefile.in (site.exp): Use the object testsuite directory as
2950 the temporary directory.
2952 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
2953 address of an ADDRESSOF rtx.
2955 1998-06-02 Mike Stump <mrs@wrs.com>
2957 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
2958 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
2959 * i960.md (ret, flush_register_windows): Define.
2960 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
2962 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
2964 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
2966 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
2967 around an OSF/1 library bug wrt sign-extension of inputs.
2969 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
2971 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
2973 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
2975 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
2977 * varasm.c (assemble_variable): Augment alignment warning.
2979 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
2981 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
2982 in the presence of IEEE negative 0's.
2984 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
2986 * reload.c (find_reloads): Record the existing mode if
2987 operand_mode == VOIDmode before replacing a register with
2989 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
2990 i386_compare_op1 to const0_rtx for the benefit of the
2991 conditional move patterns.
2992 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
2993 based on suggestions from Jim Wilson.
2995 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
2997 * version.c: Bump for snapshot.
2999 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
3001 * Makefile.in (fixinc.sh): Update rules again.
3003 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
3005 * extend.texi: Bring back reference to trampoline paper.
3007 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
3009 * Makefile.in (USER_H): Add stdbool.h.
3010 * ginclude/stdbool.h: New file.
3012 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
3014 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
3017 * gcse.c (pre_delete): Fix code to determine the mode of
3018 the reaching pseudo register.
3020 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
3022 * Makefile.in (GEN): Add gencheck
3023 (STAGESTUFF): Add tree-check.h and gencheck.
3025 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
3027 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
3028 (fixinc.sh): Set some additional environment variables before
3029 calling mkfixinc.sh.
3031 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
3033 * reload.c (find_reloads): Do not force a reloads of match_operators.
3035 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3037 * except.h (remove_handler): Add new prototype.
3038 * except.c (remove_handler): New function to remove handlers
3039 from an exception region.
3040 * flow.c (find_basic_blocks_1): Remove handlers from regions when
3041 handler label is deleted; remove exception regions with no handlers.
3043 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
3045 * except.h (rtx): Define rtx type correctly if needed.
3046 * function.h (rtx): Ditto.
3047 (tree): Define tree type correctly if needed.
3049 * c-pragma.c (toplevel): Include rtl.h.
3051 * stor-layout.c (toplevel): Move include of rtl.h before
3054 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
3055 (tree.o): Add except.h dependency.
3057 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
3059 * reload1.c: Revert accidental checkin.
3061 * configure.lang: Fix thinko when adding a definition for
3062 target_alias to the Makefile.
3064 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
3066 * config/sparc/lb1spc.asm (.rem and .urem): Replace
3069 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
3071 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
3072 variable warnings. Don't generate scratch registers if only
3074 (find_barrier): Eliminate unused variable SRC.
3076 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
3078 * toplev.h (rtx_def): Provide global declaration to avoid
3079 `limited scope' warnings.
3081 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
3083 * Makefile.in (gencheck.o): Use HOST_CC.
3084 * i386/t-mingw32: New file.
3085 * configure.in (i386-*-mingw32*): Use.
3087 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
3089 * arm.c (bad_signed_byte_operand): New predicate function.
3090 * arm.h (PREDICATE_CODES): Add it to the list.
3091 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
3093 (define_split): Two new splits for above insns.
3095 * arm.c: Include toplev.h.
3096 (arm_override_options): Add parentheses around use of tune_flags.
3097 (arm_split_constant): Remove unused variable.
3098 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
3099 (output_func_prologue, arm_expand_prologue): Likewise.
3100 (arm_canonicalize_comparison): Make I unsigned; rework constants
3101 accordignly. Add missing paratheses around << operation.
3102 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
3104 ({load,store}_multiple_sequence): Initialize BASE_REG.
3105 (select_dominance_cc_mode): Add DEFAULT clauses.
3106 (broken_move): Return zero if the destination is not a register.
3107 (arm_reorg): Move unused REGNO declaration into the dead code.
3108 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
3110 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
3112 * version.c: Bump for snapshot.
3114 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
3116 * version.c: Bump for snapshot.
3118 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
3120 * cpperror.c (v_cpp_message): Remove static prototype.
3121 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
3122 * cpplib.h (v_cpp_message): Add protoptype.
3123 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
3125 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
3127 * version.c: Bump for snapshot.
3129 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
3131 * version.c: Bump for snapshot.
3133 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3135 * m68k.h: Declare more functions used in macros.
3136 (REG_CLASS_CONTENTS): Completely embrace initializer.
3137 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
3138 about returning no value.
3139 * cse.c (find_best_addr): Declare p and found_better only if
3141 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
3142 * dwarfout.c (string_length_attribute): #if 0 away.
3143 * function.c (expand_function_end): Define varible blktramp only
3145 * jump.c (find_insert_position): Define only if !HAVE_cc0.
3146 * loop.c (combine_givs_p): Define variable tem only if needed.
3147 * real.c: Comment out unused functions eabs, eround,
3148 e{24,53,64,113}toasc and eiinfin.
3151 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
3153 * Makefile.in (boostrap2-lean, bootstrap3-lean,
3154 bootstrap4-lean): New targets.
3156 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
3158 * warn_summary, test_summary: Moved into the contrib directory.
3160 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
3162 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
3164 (FLOAT_H_TEST): Likewise.
3165 (ENQUIRE): Likewise.
3166 (float.h-nat): Likewise.
3167 (float.h-cross): Likewise.
3168 (enquire): Likewise.
3169 (enquire.o): Likewise.
3170 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
3171 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
3173 (FLOAT_H): Remove old float.h-nat version; move current definition
3174 to CROSS_FLOAT_H location.
3175 (all.cross): Remove comments about enquire stuff.
3177 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
3178 (rest.encap): Likewise.
3179 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
3181 * toplev.h (tree_node): Provide global declaration to avoid
3182 `limited scope' warnings.
3184 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
3186 * test_summary: Display section breaks for each entry
3187 in a multilibbed target's output.
3189 1998-05-23 Richard Henderson <rth@cygnus.com>
3191 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
3192 offset's mode is not ptr_mode, convert it.
3194 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
3196 * fold-const.c (ssize_binop): New fn.
3197 * tree.h: Declare it.
3199 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
3201 * genextract.c (print_path): Handle zero-length path as a special
3204 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
3206 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
3208 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
3210 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
3211 (shorten_branches, final_scan_insn): Test value of
3212 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
3214 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
3215 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
3216 * arm/tcoff.h: Likewise.
3217 * i386/386bsd.h: Likewise.
3218 * i386/freebsd-elf.h: Likewise.
3219 * i386/freebsd.h: Likewise.
3220 * i386/netbsd.h: Likewise.
3221 * i386/ptx4-i.h: Likewise.
3222 * i386/sysv4.h: Likewise.
3223 * pa/pa.h: Likewise.
3224 * rs6000/linux.h: Likewise.
3225 * rs6000/rs6000.h: Likewise.
3226 * sh/sh.h: Likewise.
3227 * sparc/sp64-elf.h: Likewise.
3228 * v850/v850.h: Likewise.
3229 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
3230 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
3232 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3234 * regmove.c (gen_add3_insn): New function.
3235 (fixup_match_2): Use it instead of calling gen_addsi3.
3237 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
3239 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
3241 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
3244 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
3246 * Makefile.in (TREE_H): Add tree-check.h.
3247 (tree-check.h, gencheck): New targets.
3248 * gencheck.c: New file.
3249 * tree.c (tree_check, tree_class_check): New functions.
3250 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
3251 (TYPE_CHECK, DECL_CHECK): Define.
3252 Modify all access macros to use generated checking macros.
3254 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
3256 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
3257 * configure.in: Check for it.
3258 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
3259 * final.c (uid_align, uid_shuid, label_align): Make static.
3260 (label_align): Change type to struct label_alignment pointer.
3261 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
3262 (LABEL_TO_MAX_SKIP): Define.
3263 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
3264 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
3265 (shorten_branches): Record the maximum bytes to skip when
3267 (final_scan_insn): Use the maximum bytes to skip when aligning a label
3268 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
3269 * i386.h (LOOP_ALIGN_MAX_SKIP,
3270 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
3271 * i386.c (override_options): i386_align_jumps and i386_align_loops
3272 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
3273 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
3275 1998-05-21 Mark Mitchell <mmitchell@usa.net>
3277 * cplus-dem.c (do_type): Handle volatile qualification.
3279 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
3281 * function.c (init_function_start): Don't call emit_line_note if
3282 lineno is 0. (Can happen when compiling Java .class files.)
3284 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3286 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
3287 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
3289 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3291 * combine.c (nonzero_bits): For paradoxical subregs, take
3292 LOAD_EXTENDED_OP into account.
3294 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
3296 * configure.in (extra_c_objs): add prefix.o.
3297 (extra_cxx_objs): extra objects for C++ with cpplib.
3298 * configure: Regenerate.
3300 * c-tree.h: (get_directive_line): Different prototype for cpplib.
3301 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
3303 * c-lex.h: (get_directive_line): Not needed here for cpplib.
3305 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
3306 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
3308 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
3309 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
3311 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3313 * gengenrtl.c (type_from_format, accessor_from_format): Change
3314 type of parameter `c' from `char' to `int'.
3316 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
3318 * warn_summary, test_summary: New scripts from
3319 Kaveh Ghazi and Alexandre Oliva respectively.
3321 * gcse.c (current_function_calls_longjmp): Declare.
3323 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
3325 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
3327 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
3328 Jeff Law (law@cygnus.com)
3330 * Global CSE and constant/copy propagation.
3331 * Makefile.in (OBJS): Add gcse.o
3332 (STAGESTUFF): Add *.gcse.
3333 (gcse.o): Add dependencies.
3334 (mostlyclean): Remove *.gcse and */*.gcse.
3336 * loop.c (loop_optimize): Move call to init_alias_analysis.
3337 * recog.c (validate_replace_src): New function.
3338 * toplev.c (gcse_dump): New global variable.
3339 (flag_gcse, gcse_time): Likewise.
3340 (compile_file): Initialize gcse_time and clean out the gcse dump
3342 (rest_of_compilation): Call gcse_main as requested. Dump RTL
3343 after gcse if requested.
3344 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
3346 * gcc.texi: Add gcse related internal documentation.
3347 * invoke.texi: Note new command line options for gcse.
3348 * tm.texi: Document AVOID_CCMODE_COPIES.
3349 * mips.h (AVOID_CCMODE_COPIES): Define.
3351 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
3353 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
3355 (stmp-fixproto): Simlarly for running fixproto.
3356 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
3358 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
3360 * config/mips/mips.c (double_memory_operand): Accept any MEM during
3361 reload when TARGET_64BIT.
3363 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
3365 Finish incomplete change started by Kenner.
3366 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
3367 (powerpcle-*-cygwin32): Delete xm_defines.
3368 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
3369 HAVE_STAB_H instead of NO_STAB_H.
3370 * config/xm-linux.h (NO_STAB_H): Delete.
3371 (HAVE_STAB_H): Undefine.
3372 * config/i386/xm-go32.h (NO_STAB_H): Delete.
3374 1998-05-19 Jim Wilson <wilson@cygnus.com>
3376 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
3377 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
3379 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
3381 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
3383 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3385 * reload1.c (reload_reg_free_for_value_p): New function.
3386 (allocate_reload_reg, choose_reload_regs): Use it.
3388 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
3390 * except.c (expand_start_catch): Correct logic for when to
3391 generate a new handler label, and when to use the old one.
3393 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3395 * Makefile.in (print-rtl.o): Depend on bitmap.h.
3396 (dbxout.o): Depend on toplev.h.
3397 ($(SCHED_PREFIX)sched.o): Likewise.
3398 ($(out_object_file)): Likewise for system.h and toplev.h.
3399 (cppmain.o): Depend on gansidecl.h.
3400 (cpplib.o): Likewise.
3401 (cpperror.o): Likewise.
3402 (cppexp.o): Likewise.
3403 (cpphash.o): Likewise.
3404 (cppalloc.o): Likewise.
3405 (fix-header.o): Depend on cpplib.h and cpphash.h.
3406 (scan-decls.o): Depend on gansidecl.h.
3408 * basic-block.h (free_regset_vector): Add prototype.
3410 * cccp.c (check_precompiled): Mark parameter `fname' with
3412 (do_assert): Likewise for `op' and `keyword'.
3413 (do_unassert): Likewise.
3414 (do_line): Likewise for `keyword'.
3415 (do_error): Likewise for `op' and `keyword'.
3416 (do_warning): Likewise.
3417 (do_ident): Likewise for `keyword'.
3418 (do_pragma): Likewise for `limit', `op' and `keyword'.
3419 (do_sccs): Likewise.
3420 (do_if): Likewise for `keyword'.
3421 (do_elif): Likewise.
3422 (do_else): Likewise.
3423 (do_endif): Likewise.
3425 * collect2.c (getenv): Remove redundant prototype.
3426 (collect_exit, collect_execute, dump_file): Likewise.
3427 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
3428 (dump_prefix_list): Hide prototype and definition.
3430 * sparc.c: Include toplev.h.
3431 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
3432 (symbolic_memory_operand): Likewise.
3433 (sp64_medium_pic_operand): Likewise.
3434 (data_segment_operand): Likewise.
3435 (text_segment_operand): Likewise.
3436 (splittable_symbolic_memory_operand): Likewise.
3437 (splittable_immediate_memory_operand): Likewise.
3438 (eq_or_neq): Likewise.
3439 (normal_comp_operator): Likewise.
3440 (noov_compare_op): Likewise.
3441 (v9_regcmp_op): Likewise.
3442 (v8plus_regcmp_op): Likewise.
3443 (extend_op): Likewise.
3444 (cc_arithop): Likewise.
3445 (cc_arithopn): Likewise.
3446 (small_int): Likewise.
3447 (uns_small_int): Likewise.
3448 (clobbered_register): Likewise.
3449 (legitimize_pic_address): Likewise.
3450 (delay_operand): Likewise.
3451 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
3453 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
3454 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
3456 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
3458 * cppalloc.c: Include gansidecl.h.
3460 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
3461 (cpp_file_line_for_message): Mark parameter `pfile' with
3463 (v_cpp_message): New function.
3464 (cpp_message): Use it. Also convert to variable arguments.
3465 (cpp_fatal): Likewise.
3466 (cpp_pfatal_with_name): Constify parameter `name'.
3468 * cppexp.c: Move gansidecl.h before cpplib.h.
3469 * cpphash.c: Likewise.
3470 * cpphash.h (hashf, delete_macro): Add prototypes.
3472 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
3473 cpplib.h. Don't include errno.h.
3474 (update_path): Add arguments to prototype.
3475 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
3476 cpp_print_containing_files): Remove redundant prototypes.
3477 (cpp_hash_cleanup, add_import, append_include_chain,
3478 make_assertion, path_include, initialize_builtins,
3479 initialize_char_syntax, finclude, validate_else, comp_def_part,
3480 lookup_import, redundant_include_p, is_system_include,
3481 read_name_map, read_filename_string, open_include_file,
3482 check_macro_name, compare_defs, compare_token_lists,
3483 eval_if_expression, change_newlines): Add prototype arguments.
3484 (hashf): Remove redundant prototype.
3485 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
3486 conditional_skip, skip_if_group): Add prototype arguments.
3487 (fdopen): Remove redundant prototype.
3488 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
3489 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
3490 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
3491 (struct directive): Add prototype arguments to function pointer
3493 (handle_directive): Add missing arguments to call to `do_line'.
3494 (do_include): Mark parameters `unused1' and `unused2' with
3496 (do_line): Likewise for `keyword' and new parameters `unused1' and
3498 (do_error): Likewise for `keyword'.
3499 (do_warning): Likewise. Also add missing argument `pfile' in call
3501 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
3503 (do_ident): Likewise for `keyword', `buf' and `limit'.
3504 (do_pragma): Likewise. Also add missing arguments in call to do_once.
3505 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
3507 (do_if): Likewise for `keyword'.
3508 (do_elif): Likewise.
3509 (eval_if_expression): Likewise for `buf' and `length'.
3510 (do_xifdef): Likewise for `unused1' and `unused2'.
3511 (do_else): Likewise for `keyword', `buf' and `limit'.
3512 (do_endif): Likewise.
3513 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
3514 (cpp_handle_options): Remove superfluous NULL argument in call to
3516 (cpp_handle_options): Likewise.
3517 (do_assert): Mark parameter `keyword', `buf' and `limit' with
3519 (do_unassert): Likewise.
3520 (cpp_print_file_and_line): Add missing argument `pfile' in call to
3521 cpp_file_line_for_message.
3522 (v_cpp_error): New function.
3523 (cpp_error): Use it. Also accept variable arguments.
3524 (v_cpp_warning): New function.
3525 (cpp_warning): Use it. Also accept variable arguments.
3526 (cpp_pedwarn): Accept variable arguments.
3527 (v_cpp_error_with_line): New function
3528 (cpp_error_with_line): Use it. Accept variable arguments.
3529 (v_cpp_warning_with_line): New function.
3530 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
3532 (cpp_pedwarn_with_line): Accept variable arguments.
3533 (cpp_pedwarn_with_file_and_line): Likewise.
3534 (cpp_error_from_errno): Constify parameter `name'. Add missing
3535 argument `pfile' in call to cpp_file_line_for_message.
3536 (cpp_perror_with_name): Constify parameter `name'.
3538 * cpplib.h: Define PARAMS() in terms of PROTO().
3539 (fatal): Remove redundant prototype.
3540 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
3541 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
3542 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
3543 cpp_fatal, cpp_message, cpp_pfatal_with_name,
3544 cpp_file_line_for_message, cpp_print_containing_files): Add
3545 arguments to prototypes.
3546 (scan_decls, cpp_finish): Add prototypes.
3548 * cppmain.c: Include gansidecl.h.
3549 (main): Remove unused variable `i'.
3551 * dbxout.c: Include toplev.h.
3553 * demangle.h (do_tlink, collect_execute, collect_exit,
3554 collect_wait, dump_file, file_exists): Add prototype.
3556 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
3557 prototype and definition.
3558 (gen_unspecified_parameters_die): Don't assign results of call to
3559 function new_die() to unused variable `parm_die'.
3560 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
3561 (dwarf2out_define): Likewise for `lineno' and `buffer'.
3563 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
3564 prototype and definition.
3565 (output_die): Add prototype arguments to function pointer arg.
3566 (output_unspecified_parameters_die): Mark parameter `arg' with
3569 * except.c (output_exception_table_entry): Remove unused variable
3572 * except.h (expand_fixup_region_start, expand_fixup_region_end):
3575 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
3577 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
3579 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
3580 before cpplib.h, include cpphash.h, remove redundant prototype of
3581 cpp_fatal, don't define `const', add a prototype for `fatal'.
3582 (cpp_file_line_for_message): Add missing arguments `pfile'.
3583 (v_cpp_message): New function.
3584 (cpp_message): Use it.
3585 (v_fatal): New function.
3586 (fatal, cpp_fatal): Use it.
3587 (cpp_pfatal_with_name): Constify parameter `name'.
3589 * flow.c (free_regset_vector): Remove redundant prototype.
3591 * function.c (round_down): Wrap prototype and definition with
3592 macro ARGS_GROW_DOWNWARD.
3593 (record_insns): Wrap prototype and definition with
3594 defined (HAVE_prologue) || defined (HAVE_epilogue).
3596 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
3598 * gen-protos.c: Include gansidecl.h.
3599 (hashf): Don't make it static, constify parameter `name'.
3601 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
3602 specifier %s in calls to function `fatal'.
3604 * haifa-sched.c: Include toplev.h.
3605 (find_rgns): Remove unused variable `j'.
3607 * integrate.c (note_modified_parmregs): Mark parameter `x' with
3609 (mark_stores): Likewise.
3611 * jump.c (mark_modified_reg): Likewise.
3613 * output.h (insn_current_reference_address): Add prototype.
3614 (eh_frame_section): Likewise.
3616 * print-rtl.c: Include bitmap.h.
3618 * reload1.c (reload): Wrap variables `note' and `next' in macro
3619 PRESERVE_DEATH_INFO_REGNO_P.
3620 (forget_old_reloads_1): Mark parameter `ignored' with
3622 (choose_reload_regs): Remove unused variable `in'.
3623 (reload_cse_invalidate_mem): Mark parameter `ignore' with
3625 (reload_cse_check_clobber): Likewise.
3627 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
3628 (mark_elimination): Fix typo in prototype.
3630 * scan-decls.c: Include gansidecl.h.
3632 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
3634 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
3636 * function.c (identify_blocks): Fix thinko when setting the
3637 block number for NOTE_INSN_BLOCK_END.
3639 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
3641 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
3644 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
3645 underscores for the prefixes to the names of the maths functions.
3647 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
3648 comment explaining why.
3650 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
3652 * tree.h (TYPE_SIZE_UNIT): New.
3653 (struct tree_type): Add size_unit member.
3654 * stor-layout.c (layout_type): Initialize it.
3655 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
3656 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
3658 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
3660 * stor-layout.c (layout_record): Fix off-by-one error when checking
3661 length of the TYPE_BINFO vector.
3663 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
3665 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
3666 function parameter passed in memory.
3668 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
3670 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
3671 Prototypes for externally used functions in respective C files.
3672 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
3673 final.c: Include above files.
3674 * Makefile.in (toplev.o): Add dependency for above four headers.
3675 (final.o): Likewise.
3676 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
3677 respective header files.
3679 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
3681 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
3682 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
3683 the build tree if they exist.
3684 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
3686 (objdir): Let configure substitute value.
3687 (FLOAT_H): Let configure select a pre-built version from the
3689 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
3690 * configure.in: Substitute for objdir.
3692 * Makefile.in (build_canonical, host_canonical): Let configure
3693 substitute values for these variables.
3694 * configure.in: Substitute for build_canonical, host_canonical
3695 and target_subdir in generated Makefile.
3697 * output.h (find_basic_blocks): Declare.
3698 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
3700 * Makefile.in (BISON): Use bison from the build tree if it exists.
3703 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
3705 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
3706 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
3707 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
3708 command line arguments to see if an executable is not being
3709 created, and if so - do not append the suffix.
3711 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
3714 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
3716 * i386.h (ALIGN_DFmode): Delete.
3717 (CONSTANT_ALIGNMENT): Define.
3718 * varasm.c (force_const_mem): Use it.
3720 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
3722 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
3723 using it with swap_condition, not before.
3725 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
3727 * alias.c (mode_alias_check): Delete.
3728 (true_dependence, anti_dependence, output_dependence): Revert April 21
3731 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
3733 * toplev.c (output_lang_identify): Enable prototype and definition.
3735 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
3737 * version.c: Bump for snapshot.
3739 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
3741 * alpha/osf.h (HAVE_STAMP_H): Define.
3743 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
3744 * configure.in (alpha*-*-netbsd*): New.
3745 Based on patches from Paul H. Anderson <pha@pdq.com>.
3747 * configure.in (alpha*-*-linux-*): Kill xm_defines.
3748 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
3749 * alpha/xm-linux.h: Remove file.
3751 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
3753 * dbxout.c (dbxout_parms): If mode of type of parameter living
3754 in memory doesn't match mode of DECL_RTL, make big endian correction.
3756 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
3758 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
3760 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
3762 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
3763 * stor-layout.c (layout_record): Set it.
3765 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
3767 * toplev.c (rest_of_compilation): Don't defer nested functions.
3769 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
3771 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
3772 to an 8-byte boundary if info_ptr->fpmem_p.
3774 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
3776 * loop.c (basic_induction_var): Added test preventing
3777 CCmode parameter passed to convert_modes().
3779 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
3781 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
3782 input_filename and lineno around expand_expr call. Set them to values
3783 in WFL before expand_expr call.
3785 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
3787 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
3789 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
3791 * fold-const.c (constant_boolean_node): New function.
3794 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3796 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
3797 Abort if trying to split kind 3 or 4 outside of combine.
3799 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
3801 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
3803 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
3805 * objc/Make-lang.in (OBJC_O): Add missing exeext.
3806 (libobjc.a, runtime-info.h): Likewise.
3808 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
3810 * i386.h (DATA_ALIGNMENT): Define.
3812 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3814 * reload1.c (delete_output_reload): Ignore single USE that
3815 was emitted for the pseudo use of this INSN.
3816 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
3817 remains, we can always delete OUTPUT_RELOAD_INSN.
3819 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
3821 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
3823 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
3825 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
3827 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3829 * eh-common.h: New file for basic EH data structures.
3830 * except.h: Various prototypes and structures for NEW_EH_MODEL
3831 * function.h (struct function): Add a struct eh_stack for the catch
3833 * except.c (gen_exception_label): New function to generate an
3835 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
3836 (push_entry): New function to push an existing entry onto a stack.
3837 (receive_exception_label): New function to emit the code required
3838 at the start of all catch blocks.
3839 (struct func_eh_entry): New structure for maintaining handlers
3840 associated with EH regions.
3841 (new_eh_region_entry): New function to register an EH region.
3842 (add_new_handler): New function to register a handler with a region.
3843 (get_new_handler): Creates anew handler entry for registering.
3844 (find_func_region): New function to convert a NOTE eh region number
3845 to an Eh region index.
3846 (get_first_handler): New function to get the first handler in a region.
3847 (clear_function_eh_region): New function to release memory.
3848 (duplicate_handlers): New function to duplicate a list of handlers.
3849 (expand_eh_region_end): Create a new region entry node as well.
3850 (expand_leftover_cleanups): Call receive_exception_label() and
3851 register the cleanup as a handler to the current region.
3852 (expand_start_catch): New function to start a catch clause.
3853 (expand_end_catch): New function to end a catch clause.
3854 (expand_start_all_catch): restructure to not do the equivilent of
3855 what expand_start_catch() does now. Push the exception region being
3856 handled onto the catch stack.
3857 (output_exception_table_entry): Issue an entry for each handler
3858 associated with a region.
3859 (set_exception_lang_code): New function for setting the language code.
3860 (set_exception_version_code): New function to set the version number.
3861 (output_exception_table): Output version and language codes.
3862 (find_exception_handler_labels): Find handler labels using new scheme.
3863 (is_exception_handler_label): New function, returns 1 if label is
3864 present as a handler in some exception region.
3865 (check_exception_handler_labels): Use the new scheme.
3866 (init_eh_for_function): Initialize the catch stack.
3867 (save_eh_status): Save the catch stack.
3868 (restore_eh_status): Restore the catch stack.
3869 (scan_region): Don't remove unreferenced handler label. Flow does it.
3870 (get_reg_for_handler): New function to get the eh_context pointer
3872 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
3873 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
3874 entry when processing END region rather that START region.
3875 * flow.c (find_basic_blocks_1): Find all potential handler regions
3876 now that we don't automatically know what the labels might be.
3877 Let scan_region() remove unreferenced EH BEGIN/END labels.
3878 * integrate.c (get_label_from_map): Put inlined labels onto the
3879 permanent obstack since we dont know which ones might be exception
3881 (save_for_inline_copying): Make new copies of all the handlers.
3882 (expand_inline_function): Make new copies of all the handlers.
3883 * libgcc2.c: Remove local struct decls, and include eh-common.h.
3884 (find_exception_handler): With NEW_EH_MODEL the first matching
3885 region we find is the right one. Add eh_info as a new parameter.
3886 (__throw): Pass eh_info to find_exception_handler. Set handler
3887 and pass use different regs under NEW_EH_MODEL.
3889 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
3891 * i960.h (hard_regno_mode_ok): Changed to function from array of
3893 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
3894 * i960.c (hard_regno_mode_ok): Changed to function from array of
3897 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3899 * reload.c (remove_replacements): New function.
3900 * reload.h (remove_replacements): Declare.
3901 * reload1.c (choose_reload_regs): Disable some reloads that
3902 belong to inherited reloads.
3904 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3906 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
3908 * reload1.c (merge_assigned_reloads): When merging, reset
3909 reload_spill_index for the eliminated reload.
3911 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
3913 * haifa-sched.c (schedule_insns): Fix merge goof.
3915 1998-05-13 Jim Wilson <wilson@cygnus.com>
3917 * varasm.c (make_decl_rtl): Revert April 1 change.
3918 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
3919 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
3920 Get function name from the SYMBOL_REF in the DECL_RTL, not from
3921 DECL_ASSEMBLER_NAME.
3922 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
3923 DECL_ASSEMBLER_NAME.
3925 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
3927 * i386.c (notice_update_cc, output_float_compare): Disable
3928 TARGET_CMOVE support.
3930 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
3931 Jeff Law <law@cygnus.com>
3933 * rtlanal.c (find_reg_note): Ignore notes that are not on on
3935 (find_regno_note): Likewise.
3937 * Makefile.in (stor-layout.o): Depend on except.h
3938 (varasm.o, function.o): Likewise.
3939 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
3941 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
3942 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
3943 ($(HOST_PREFIX_1)rtl.o): Likewise.
3944 ($(HOST_PREFIX_1)bitmap.o): New host object.
3945 * emit-rtl.c (toplevel): Include bitmap.h.
3946 (gen_rtx): Handle 't' and 'b' nodes.
3947 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
3948 Print block number for block begin/end notes. Print 't' type
3949 nodes as a pointer. Know that the 3rd argument of live range
3950 start/stop notes is really a range_info rtx. If type is 'b', print
3951 out argument as a bitmap.
3952 * rtl.c: Include bitmap.c.
3953 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
3954 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
3955 * rtl.def (RANGE_LIVE): New node to hold live information while we
3956 recalculate the basic blocks.
3957 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
3958 (RANGE_VAR): New node, to hold information saved in symbol node for New
3959 communicating live range information to the debug output functions.
3960 * rtl.h (rtunion_def): Add rttree and rtbit fields.
3961 (XBITMAP, XTREE): New accessor macros.
3962 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
3963 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
3964 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
3965 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
3966 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
3967 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
3968 (RANGE_INFO_*): Likewise.
3969 * sched.c (sched_analyze): Keep live range start/stop notes.
3970 (unlink_other_notes): Likewise.
3971 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
3972 (unlink_other_notes): Likewise.
3973 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
3974 (BLOCK_LIVE_RANGE_FLAG): Likewise.
3975 (DECL_LIVE_RANGE_RTL): Likewise.
3976 (struct tree_block): Add live_range_flag, live_range_var_flag,
3977 live_range_start and live_range_end.
3978 (struct tree_decl): Add live_range_rtl field.
3979 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
3980 (accessor_from_format): Likewise.
3982 * haifa-sched.c (schedule_block): Make verbose output line up.
3983 Also add a blank line in printing the individual ready lists.
3985 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3987 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
3988 (c-lex.o): Depend on output.h.
3989 (c-common.o): Likewise.
3991 (calls.o): Likewise.
3992 (integrate.o): Depend on toplev.h.
3993 (regclass.o): Depend on output.h.
3994 (final.o): Depend on reload.h.
3996 * c-common.c: Include output.h.
3997 (check_format_info): Remove unused variable `integral_format'.
3999 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
4000 `indent' with ATTRIBUTE_UNUSED.
4001 (print_lang_type): Likewise.
4002 (maybe_build_cleanup): Likewise for parameter `decl'.
4003 (copy_lang_decl): Likewise for parameter `node'.
4005 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
4006 (lang_print_xnode): Mark parameters `file', `node' and `indent'
4007 with ATTRIBUTE_UNUSED.
4008 (lookup_interface): Likewise for parameter `arg'.
4009 (is_class_name): Likewise.
4010 (maybe_objc_check_decl): Likewise for parameter `decl'.
4011 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
4013 (maybe_objc_method_name): Likewise for parameter `decl'.
4014 (build_objc_string): Likewise for parameters `len' and `str'.
4016 * c-lex.c: Include output.h.
4018 * c-lex.h (position_after_white_space): Correct typo in prototype.
4020 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
4021 c_expand_end_cond, init_iterators): Add prototypes.
4023 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
4024 with ATTRIBUTE_UNUSED.
4026 * calls.c: Include output.h.
4028 * cccp.c (pipe_closed): Mark parameter `signo' with
4031 * combine.c: Move inclusion of expr.h to after insn-config.h.
4033 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
4034 as empty, rather define as ((void)0).
4036 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
4037 Add parentheses around assignment used as truth value.
4039 * cplus-dem.c (squangle_mop_up): Change return type to void.
4040 (internal_cplus_demangle): Remove unused parameter `options'.
4041 All callers changed.
4042 (cplus_demangle_opname): Remove function wide variable `int i' and
4043 replace with `size_t i' at each location where it is used.
4044 (cplus_demangle_opname): change type of `i' from int to size_t.
4046 * cppexp.c (right_shift): Mark parameter `pfile' with
4049 * cpphash.c (cpp_lookup): Likewise.
4050 (cpp_hash_cleanup): Likewise.
4052 * cpplib.c (parse_name): Add a prototype and make it static.
4053 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
4054 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
4055 (macro_cleanup): Likewise for parameter `pfile'.
4056 (file_cleanup): Likewise.
4058 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
4059 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
4061 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
4062 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
4064 * cse.c (cse_check_loop_start): Mark parameter `set' with
4067 * dbxout.c (flag_minimal_debug, have_used_extensions,
4068 source_label_number): Move inside macro wrapper check against
4069 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
4071 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
4073 * except.h (doing_eh): Provide prototype.
4075 * expr.c: Move inclusion of expr.h to after insn-config.h.
4077 * final.c: Include reload.h.
4078 (shorten_branches): Cast the first argument of bzero to char *.
4080 * fix-header.c (cpp_print_containing_files): Mark parameter
4081 `pfile' with ATTRIBUTE_UNUSED.
4082 (cpp_fatal): Likewise.
4084 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
4087 * genattrtab.c (make_length_attrs): Change the type of variable
4088 `i' from int to size_t.
4089 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
4092 * genextract.c (main): When generating insn-extract.c, mark
4093 variable `junk' with ATTRIBUTE_UNUSED.
4095 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
4096 argument of bzero to char*.
4098 * integrate.c: Include toplev.h.
4100 * libgcc2.c: Wrap `struct exception_table' and
4101 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
4103 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
4105 * objc/objc-act.c: Include toplev.h.
4106 (lang_print_xnode): Mark parameters `file', `node' and `indent'
4107 with ATTRIBUTE_UNUSED.
4108 (finish_protocol): Likewise for parameter `protocol'.
4110 * output.h (declare_weak): Add prototype.
4111 (decode_reg_name): Don't wrap with TREE_CODE macro.
4112 (assemble_alias): Add prototype.
4114 * regclass.c: Include output.h.
4116 * reload.h (reloads_conflict): Add prototype.
4118 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
4119 output_func_start_profiler): Add prototypes.
4121 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
4124 * scan-decls.c: Include scan.h.
4126 * scan.h (recognized_function, recognized_extern): Add prototypes.
4128 * stmt.c: Include output.h.
4130 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
4131 (output_lang_identify): Hide prototype and definition.
4132 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
4133 (pipe_closed): Likewise.
4135 * toplev.h (count_error, strip_off_ending, error_for_asm,
4136 warning_for_asm): Add prototypes.
4138 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
4140 * toplev.c (rest_of_compilation): "Charge" final for any time
4141 doing various cleanup operations after finishing compilation
4144 * flow.c (dump_flow_info): Also print number of sets and
4145 whether or not the pseudo is a user variable.
4147 * flow.c (reg_n_max): New global variable.
4148 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
4149 Delete regno_max variable.
4150 * regs.h (REG_N_CHECK): Define.
4151 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
4152 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
4153 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
4155 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
4157 * acconfig.h (ENABLE_CHECKING): Undefine.
4158 * configure.in (--enable-checking): New option.
4160 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4162 * reload1.c (merge_assigned_reloads): Can merge
4163 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
4164 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
4166 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
4168 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
4170 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4172 * reload1.c (gen_reload): Create REG_EQUIV notes.
4174 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4176 * reload1.c (reload): Fix check for USEs to use code of pattern.
4177 (choose_reload_regs): Remove dead variable use_insn.
4179 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
4181 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
4183 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
4185 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
4187 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
4188 (insn_{unit,issue_delay}): Ditto.
4189 (blockage_range): Ditto.
4190 (actual_hazard{,_this_instance}): Ditto.
4191 (schedule_unit): Ditto.
4192 (potential_hazard): Ditto.
4195 (queue_insn): Ditto.
4196 (birthing_insn_p): Ditto.
4197 (adjust_priority): Ditto.
4198 (get_block_head_tail): Ditto.
4199 (init_rgn_data_dependences): Ditto.
4201 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
4203 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
4205 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
4207 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
4209 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
4211 * config/mips/mips.md (dslot): Move after definition of "cpu"
4212 attribute. Handle r3900 case.
4214 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4216 * system.h: Define the STRINGIFY macro here.
4217 * protoize.c: Not here.
4218 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
4220 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
4222 * varasm.c (assemble_variable): Compute the alignment of the data
4223 earlier so that both initialized and uninitialized variables are
4224 effected by DATA_ALIGNMENT.
4225 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
4227 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
4229 * mips.c: Prototype static functions.
4231 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
4233 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
4234 Add explanatory comments.
4236 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
4238 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
4240 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
4242 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
4244 * varasm.c (make_decl_rtl): Disable April 1 change.
4246 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
4248 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
4250 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
4252 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
4253 * alpha.c (print_operand): Handle it.
4254 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
4255 related define_splits. Also add peepholes for SImode reload
4256 plus sign_extend lossage.
4258 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4260 * genattr.c: Include stdarg.h/varargs.h. Change function
4261 `fatal' to use variable arguments instead of faking it with
4262 integer parameters. Provide a prototype which also
4263 checks the format specifiers using ATTRIBUTE_PRINTF_1.
4265 * genattrtab.c: Likewise.
4266 * gencodes.c: Likewise.
4267 * genconfig.c: Likewise.
4268 * genemit.c: Likewise.
4269 * genextract.c: Likewise.
4270 * genflags.c: Likewise.
4271 * genopinit.c: Likewise.
4272 * genpeep.c: Likewise.
4273 * genrecog.c: Likewise.
4274 * genoutput.c: Likewise. Similarly for function `error'.
4276 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4278 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
4279 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
4280 * configure.in: Use GCC_C_VOLATILE.
4281 * system.h (volatile): Define as empty if no volatile support is
4284 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
4286 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
4289 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
4291 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
4292 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
4293 the body of beq; additionally set the mode of the branch to CCmode for
4294 FP compares and not fast_math.
4295 (alpha_emit_conditional_move): Always use a compare insn for FP
4296 when not fast_math, as well as setting CCmode on the cmov.
4297 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
4299 * machmode.h (COMPLEX_MODE_P): New macro.
4301 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
4303 * haifa-sched.c (print_exp): Fix typo.
4305 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
4307 * version.c: Bump for snapshot.
4309 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
4311 * final.c (final_scan_insn): Call fatal_insn instead of abort if
4312 we could not split an insn when required to.
4314 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
4316 (peepholes): Disable peepholes that call dead_or_set_p.
4317 (movsi): Rewrite to handle addresses better after last change.
4318 Add define_split to split load of addresses in large/medium modes.
4319 (prologue): Call m32r_expand_prologue.
4320 (movsi_{push,pop}): Generators for push/pop.
4321 (movsi): Support PRE_{INC,DEC}, POST_INC.
4322 (mov{di,df}): Rewrite. Always split the insns.
4323 (movsf): Add define_split to get register load in correct mode.
4324 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
4325 (attributes): Rewrite attributes so that type indicates both the
4326 type and the length of the insn directly.
4327 (all insns): Change to use new type attributes.
4328 (debug): New attribute to convey whether -mdebug was used.
4329 (opt_space): New attribute to convey whether -Os was used.
4330 (function units): Loads are 3 cycles, not 2. Better classify all
4331 insns into short/long.
4332 (load/store/extend insns): Add separate case for load/store
4333 indirect operations without an offset.
4334 (divsi3): Division is a long operation, not short.
4336 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
4338 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
4339 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
4340 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
4341 operands with PRE_{INC,DEC}, POST_INC.
4342 (FUNCTION_PROFILER): Call abort instead of doing nothing.
4343 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
4345 (gen_split_move_double): Declare.
4346 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
4348 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
4349 emit_move_insn, build up SET's directly.
4350 (toplevel): Include system.h, not stdio.h.
4351 (move_double_src_operand): Allow any DF or DI mode constant.
4352 (gen_split_move_double): Split moves of DI or DF values into the
4353 appropriate moves, loads, or stores. Don't handle use of auto
4354 inc/dec if using dead index. Do handle overlapping moves, etc.
4355 (m32r_frame_info): Remove prologue_size field.
4356 (m32r_compute_frame_size): Don't calculate prologue size.
4357 (m32r_output_function_prologue): Change to pretty much a NOP.
4358 (m32r_expand_prologue): Expand prologue as a series of INSNs.
4359 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
4360 (m32r_print_operand_address): Ditto.
4362 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
4364 * reload1.c (emit_reload_insns): When performing expensive
4365 optimizations, do not output the last reload insn if OLD is
4366 not the dest of NSN and is in the src and is clobbered by INSN.
4368 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4370 * Makefile.in (genrtl.o): Depend on system.h.
4371 * gengenrtl.c (gencode): When creating genrtl.c, have it
4374 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4376 * config/m68k/t-linux: Remove extra stuff already included in
4379 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
4381 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
4382 curses.h if it contains `typedef char bool;', as suggested by
4383 Manfred Hollstein <manfred@s-direktnet.de>.
4385 * configure.in: Rename fixinc.math to fixinc.wrap.
4387 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
4389 * gcc.c (read_specs): Handle missing blank line at end of specs file.
4391 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
4392 movdfcc_1): Disable.
4394 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
4396 * configure.in (enable_threads): Rename to enable_threads_flag before
4397 main loop. Set enable_threads to enable_threads_flag inside main
4400 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
4402 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
4405 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4407 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
4409 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
4410 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
4411 (AC_CHECK_FUNCS): Remove unused check for vprintf.
4413 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
4414 (cccp.o): Depend on gansidecl.h.
4417 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
4418 per the rest of gcc source.
4419 * cexp.y: Likewise. Include gansidecl.h and remove all code made
4422 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
4423 used when vfprintf is missing.
4426 * genattrtab.c: Likewise.
4427 * mips-tfile.c: Likewise.
4428 * toplev.c: Likewise.
4430 * vfprintf.c: New file.
4431 * doprint.c: New file.
4433 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
4435 * config/linux.h (ASM_COMMENT_START): Remove from here,
4436 * config/linux-aout.h (ASM_COMMENT_START): and here,
4437 * config/i386/linux.h (ASM_COMMENT_START): to here,
4438 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
4439 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
4442 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4444 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
4447 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
4449 * Makefile.in (dwarfout.o) Add toplev.h dependency.
4450 * dwarfout.c, i386.c: Include toplev.h
4451 * toplev.h: (pfatal_with_name) Add prototype.
4453 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
4455 * Makefile.in: Fix .SUFFIXES.
4457 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
4459 * config/linux.h (ASM_COMMENT_START): Define as "#".
4460 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
4462 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
4464 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
4465 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
4467 * toplev.c: Include toplev.h.
4468 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
4469 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
4470 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
4471 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
4472 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
4473 toplev.h dependency.
4475 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
4476 HARD_FRAME_POINTER_REGNUM.
4478 * expr.c (target_temp_slot_level): Delete duplicate definition.
4480 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
4482 * stmt.c (mark_seen_cases): Make it have external linkage again.
4483 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
4486 * haifa-sched.c (print_value, case SUBREG): Fix typo.
4488 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
4489 * i386.h (REG_CLASS_CONTENTS): Similarly.
4491 * toplev.c (-fsched-max): Delete flag.
4492 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
4493 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
4494 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
4497 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
4498 inner loops which are not reducible.
4500 * loop.c (regs_match_p): Fix typo in prototype.
4502 * regmove.c (try_auto_increment): Wrap declaration inside an
4503 #ifdef AUTO_INC_DEC.
4505 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
4507 * final.c (output_operand_lossage): Call fatal with the operand
4508 lossage message instead of calling abort.
4510 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4512 * c-common.c: Convert to using ctype macros defined in system.h.
4513 * c-lex.c: Likewise.
4515 * collect2.c: Likewise.
4516 * rs6000.c: Likewise.
4517 * cpplib.c: Likewise.
4518 * fix-header.c: Likewise.
4520 * gen-protos.c: Likewise.
4521 * pexecute.c: Likewise.
4522 * protoize.c: Likewise.
4526 * tlink.c: Likewise.
4527 * toplev.c: Likewise.
4529 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
4531 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
4532 Replace -gdwarf-2 with -g0.
4534 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4536 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
4537 * mips-tdump.c: Include system.h, remove redundant headers.
4538 * mips-tfile.c: Likewise. Also, convert all ctype function calls
4539 to calls of the macro versions defined in system.h.
4541 * objc/Make-lang.in (objc-act.o): Depend on system.h.
4542 * objc/objc-act.c: Include system.h, remove redundant headers.
4544 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4546 * configure.in (AC_CHECK_FUNCS): Add isascii.
4547 (GCC_NEED_DECLARATIONS): Add atof.
4549 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
4550 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
4552 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4554 * system.h: Wrap time.h and sys/file.h in autoconf checks.
4555 Provide default definitions for O_RDONLY and O_WRONLY here.
4557 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
4559 1998-05-06 Mark Mitchell <mmitchell@usa.net>
4561 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
4563 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
4565 * toplev.h: New file. Protypes for functions in toplev.c.
4566 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
4567 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
4568 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
4569 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
4570 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
4571 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
4572 varasm.c: include it.
4574 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
4575 Jim Wilson (wilson@cygnus.com)
4577 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
4578 blocks. Check for 1 successor which is the EXIT_BLOCK.
4580 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
4581 unreachable loops with more than one block.
4583 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
4585 * fix-header.c (write_rbrac): Add "abort" to functions which need to
4588 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
4590 * Check in merge from gcc2. See ChangeLog.12 for details.
4592 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
4594 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
4595 accept 'a' flag. 'S' does accept 'a' flag.
4596 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
4599 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
4601 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4603 * config/m68k/m68k.h: Declare functions from m68k.c used in
4604 macros and machine description.
4605 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
4607 (ASM_OUTPUT_FLOAT): Likewise.
4608 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
4610 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
4612 * tree.def: Add NAMESPACE_DECL.
4613 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
4614 * dwarf2out.c (push_decl_scope): Likewise.
4615 (scope_die_for): Likewise.
4616 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
4617 how to get next context level.
4619 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
4621 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
4624 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
4626 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
4628 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
4629 for any insns skipped at the start of a block because they were
4632 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
4634 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
4636 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
4638 * c-common.c (format_char_info): Add new field hhlen.
4639 (print_char_table, scan_char_table, time_char_table): Initialize
4640 hhlen field appropriately.
4641 (char_format_info): Recognize hh modifier and lookup correct char
4644 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
4646 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
4647 reference if this is a store.
4649 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
4651 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
4653 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
4655 Make UnixWare 7 bootstrap support work with final shipping product.
4656 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
4657 Pick up xm-siglist and xm-alloca.
4658 (xm_defines): Add USG so dbxout will build.
4659 * configure: Regenerate.
4661 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
4663 Support for official Sparc V9 ABI:
4664 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
4665 Care for flag_pcc_struct_return default.
4666 (output_move_quad): Rewrite to move by halves on v9 and in the
4668 (move_quad_direction): New function.
4669 (output_fp_move_quad): Use it to determine the direction of copy.
4670 (function_arg_slotno): Return -1 for FP reg overflow as well.
4671 (function_arg_record_value*): New functions.
4672 (function_arg): Use them. Streamline unprototyped parameter passing.
4673 (function_arg_pass_by_reference): Pass TCmode by reference.
4674 (function_value): New function.
4675 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
4676 long long in 64-bit mode.
4677 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
4678 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
4679 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
4680 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
4681 (BASE_INCOMING_ARG_REG): Likewise.
4682 (FUNCTION_VALUE): Call function_value.
4683 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
4684 * sparc.md (movdi_sp32_v9): Disable for arch64.
4685 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
4686 (call_value_address_sp64): Remove register class constraints.
4687 (call_value_symbolic_sp64): Likewise.
4688 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
4689 v9 case to 32-bit constants.
4690 (goto_handler_and_restore_v9): Provide a version for arch64.
4691 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
4692 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
4693 (CPP_PREDEFINES): New.
4694 * sparc/sp64-elf.h: Likewise.
4695 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
4696 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
4697 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
4699 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
4701 * version.c: Bump for snapshot.
4703 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4705 * reload.c (find_reloads): Emit USEs to mark where a pseudo
4706 is reloaded with the MEM of its stack slot.
4707 * reload1.c (cannot_omit_stores): Delete.
4708 (reload): Don't initialize it.
4709 Don't apply avoid_return_reg logic to USEs.
4710 When done, remove USEs that have a REG_EQUAL note on them.
4711 (emit_reload_insns): Handle case where we have inherited a MEM.
4712 (choose_reload_regs): Likewise.
4713 (delete_output_reload): Don't use cannot_omit_stores.
4715 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
4717 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
4719 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
4721 * haifa-sched.c (print_{exp,value}): Various changes to make the
4722 debug output easier to read. Also, use only one buffer, and make
4723 sure the buffer we are passed in doesn't overflow.
4724 (safe_concat): Concatenate to a buffer without overflow.
4726 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4728 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
4731 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4733 * sched.c (new_insn_dead_notes): Check if the register was
4734 used in the original instruction.
4735 * haifa-sched.c (new_insn_dead_notes): Likewise.
4737 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
4739 * dwarf2out.c (scope_die_for): If could not find proper scope,
4740 check for and handle tagged type with incorrect TYPE_CONTEXT.
4742 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
4744 * calls.c (expand_call): Fix recognition of C++ operator new.
4746 * alias.c (mode_alias_check): Disable type based alias detection.
4748 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
4750 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
4751 ASM_OUTPUT_WEAK_ALIAS): Define.
4752 * config/mips/elf64.h: Same.
4753 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
4754 ASM_WEAKEN_LABEL): Removed.
4756 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4758 * calls.c (expand_call): Bump the length limit on the specially
4759 recognized function names to 17.
4761 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
4763 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
4764 when undefining macros at the end.
4766 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
4767 val or len has TREE_SIDE_EFFECTS set.
4769 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
4770 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
4771 (smuldi3_highpart): Call const v8plus routine.
4772 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
4773 (const_smulsi3_highpart_v8plus): New pattern.
4774 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
4775 (umulsidi3): Call const v8plus routine.
4776 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
4778 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
4779 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
4781 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
4783 * m32r.c (*_oper{and|ator}): Change enum arguments and return
4784 values to int, so they can be prototyped even in files that don't
4786 ({small,large}_insn_p): Ditto.
4787 (m32r_select_cc_mode): Ditto.
4788 (gen_compare): Ditto.
4789 (function_arg_partial_nregs): Ditto.
4790 (m32r_setup_incoming_varargs): Ditto.
4791 (init_reg_tables): Add prototype.
4792 (m32r_frame_info): Add prolog_size field.
4793 (m32r_compute_frame_size): Calculate the size of the prologue.
4794 (m32r_first_insn_address): Return prologue size.
4795 (m32r_output_function_prologue): Calculate frame size before
4796 printing out information. Print out the prologue size.
4798 * m32r.h: Prototype all functions in m32r.c.
4799 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
4801 * m32r.md (bcc functions): Cast enum's to int.
4803 * m32r.c (conditional_move_operand): Silence a debug message.
4804 ({small,long}_insn): New predicates.
4806 * m32r.h (TARGET_M32R): New macro.
4807 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
4808 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
4810 (ISSUE_RATE): Define as 2.
4812 * m32r.md (insn_size): New attribute.
4813 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
4815 (m32r): New attribute.
4817 * configure.in (enable_haifa): Switch m32r to Haifa by default.
4818 * configure: Regenerate.
4820 (Changes from Nick Clifton <nickc@cygnus.com>)
4821 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
4822 the equivalent of a negated 'I' constraint.
4823 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
4824 optimisation to work.
4826 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
4827 than 'I' since the value is negated.
4828 (peephole): Add peephole optimisation to cope with optimization of
4829 divide and subtracts of the same operands.
4831 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
4835 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
4838 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
4840 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
4842 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
4844 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
4845 frame_pointer_rtx not FRAME_POINTER_REGNUM.
4847 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
4849 * reg-stack.c: Revert last patch (Apr 20).
4850 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
4852 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
4854 * loop.c (check_dbra_loop): New locals jump, first_compare, and
4855 compare_and_branch. Call get_condition to set first_compare.
4856 Set compare_and_branch to number of compare/branch instructions.
4857 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
4858 Replace '2' with compare_and_branch.
4860 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4862 * cplus-dem.c (demangle_qualified): Replace missing else.
4864 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4866 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
4868 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4870 * sh.c (sh_expand_prologue, sh_expand_epilogue):
4871 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
4872 * sh.h (STACK_BOUNDARY): Likewise.
4874 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4876 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4878 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
4880 * system.h (abort): If abort is not defined, and neither is
4881 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
4882 reporting the line and filename of the error.
4884 * .gdbinit: Add breakpoints on exit and fancy_abort.
4886 * final.c (split_double): Avoid a compiler warning if
4887 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
4889 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
4890 for calling jump_optimize.
4892 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
4893 macros, rather than 0/1's.
4895 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
4897 * alpha.h (CONST_COSTS): Zero is always free.
4898 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
4900 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4902 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
4903 length in the name of a virtual table.
4905 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
4907 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
4909 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
4911 * version.c: Bump for snapshot.
4913 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
4915 * fold-const.c (fold_convert): Fix typo.
4917 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
4919 * alias.c (alias_invariant): New variable.
4920 (record_base_value): New argument INVARIANT.
4921 (memrefs_conflict_p): If a register has an entry in the alias_invariant
4922 array, try substituting that value for the register.
4924 * rtl.h: Declare record_base_value.
4926 * loop.c, unroll.c: Update callers of record_base_value.
4928 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
4929 ZERO_EXTEND do not affect base values.
4931 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
4933 * dbxout.c (dbxout_type): Fix typo.
4934 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
4936 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
4938 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
4940 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
4941 if the argument is the address of a structure or array.
4943 * configure.in: Enable Haifa scheduler by default for SPARC.
4945 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4947 * cse.c (cse_set_around_loop): Don't do optimization when
4948 new pseudos are created.
4950 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
4952 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
4954 (dbxout_type_method_1, dbxout_type): Likewise.
4955 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
4956 (dbxout_type): Fix check for when to print a type range in
4959 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4961 * (gen_shl_and, in case 1): Fix comparison with mask.
4963 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
4965 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
4966 pointer as second register in REG+REG pair.
4968 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4970 * c-common.c (check_format_info): Don't check for the 'x' format
4971 character twice, instead check for 'x' and 'X'
4973 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
4975 * Makefile.in (libgcc2.ready): Add explicit dependancy from
4976 $(STMP_FIXPROTO) to ensure all necessary include files have
4977 been created and to guarantee proper parallel builds.
4979 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4981 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
4982 register for stdarg functions.
4983 * sh.h (current_function_varargs): Declare.
4984 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
4986 1998-04-23 Jim Wilson <wilson@cygnus.com>
4988 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
4989 inhibit_libc is defined.
4991 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
4993 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
4995 * profile.c (tablejump_entry_p): New function.
4996 (branch_prob): Add code to recognize MIPS tablejump entry branch.
4997 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
4999 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
5001 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
5002 found, rather than at end of the loop, after the insn has been
5005 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5007 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
5008 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
5010 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
5012 * loop.c (note_addr_stored): Correct function to take 2 arguments,
5015 * rtl.def (MATCH_INSN2): Add new matching pattern.
5016 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
5018 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
5020 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
5021 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
5023 * final.c (split_double): Sign extend both halves of a split CONST_INT.
5025 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
5027 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
5029 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
5031 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
5032 (cplus_demangle_opname): Call mop_up_squangle.
5033 (cplus_demangle): Initialize squangle info, then call
5034 internal_cplus_demangle. (Most code moved there as well)
5035 (internal_cplus_demangle): New function, performs most of what use
5036 to be done in cplus_demangle, but is only called with this file.
5037 (squangle_mop_up): New function to clean up B and K code data.
5038 (mop_up): set pointers to NULL after freeing.
5039 (demangle_signature, demangle_template, demangle_class): Add
5040 switch elements to handle K and B codes.
5041 (demangle_prefix, gnu_special, demangle_qualified): Add
5042 code to handle K and B codes.
5043 (do_type, demangle_fund_type): Handle B and K codes.
5044 (remember_Ktype): New function to store K info.
5045 (register_Btype, remember_Btype): New functions for B codes.
5046 (forget_B_and_K_types): New function to destroy B and K info.
5048 1998-04-21 Jim Wilson <wilson@cygnus.com>
5050 * stmt.c (check_seenlabel): When search for line number note for
5051 warning, handle case where there is no such note.
5053 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
5055 * genemit.c (gen_exp): Allow machine description to set mode of
5058 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
5060 * alias.c (mode_alias_check): New function.
5061 (true_dependence, anti_dependence, output_dependence): Call
5064 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
5066 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
5067 (MIPS_STACK_ALIGN): Similarly.
5069 * c-common.c (type_for_mode): Handle TI types.
5070 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
5071 (init_decl_processing): Handle TI types.
5072 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
5074 * mips.c (block_move_loop): Test Pmode == DImode instead of
5076 (expand_block_move, save_restore_insns): Likewise.
5077 (function_prologue, mips_expand_prologue): Likewise.
5078 (mips_expand_epilogue): Likewise.
5079 * mips.h (POINTER_SIZE): Allow specific targets to override.
5080 (Pmode): Allow specific targets to override.
5081 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
5082 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
5083 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
5084 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
5085 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5086 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
5087 * mips.md (indirect, tablejump & casesi support): Test for
5088 Pmode == DImode instead of TARGET_MIPS64.
5089 (call patterns): Likewise.
5091 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5093 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
5094 for gen_rtx(MEM, ...).
5096 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
5098 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
5099 to not be so gross, and to properly function with PIC.
5101 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
5103 * frame.c (heapsort): Rename to frame_heapsort.
5105 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
5107 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
5109 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
5111 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
5113 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
5114 operands during and after reload.
5116 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5118 * final.c (shorten_branches, init_insn_lengths): Move code
5119 to free label_align, uid_shuid, insn_lengths, insn_addresses
5120 and uid_align from the former function into the latter one;
5121 Add code to clear these variables.
5122 * sh.h (label_align): Remove declaration.
5124 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
5126 * gcc.c (lang_specific_driver): Declare prototype properly so
5127 fatal can be passed to it without error.
5129 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
5130 * configure: Regenerate.
5131 * config.in: Add #undef's for strchr and strrchr.
5133 * protoize.c (toplevel): If we have rindex, but not strrchr, map
5135 (file_could_be_converted): Use strrchr, not rindex since rindex is
5136 not defined on Linux systems when _POSIX_SOURCE is defined.
5137 (file_normally_convertible): Ditto.
5138 (process_aux_info_file): Ditto.
5141 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
5142 a constant to an integer register, don't split the insns that do
5143 the simple AND and OR operations, rather just split each word, and
5144 let the normal movsi define split handle it further.
5146 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5148 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
5149 (split_branches): Call init_insn_lengths.
5151 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
5153 * i386.c: Include expr.h to get the change_address prototype
5156 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
5158 * reg-stack.c (subst_asm_stack_regs): Change to return the last
5159 new insn generated by this function.
5160 (subst_stack_regs): Likewise.
5161 (convert_regs): Record the last newly generated insn and use
5162 it for change_stack () instead of INSN.
5164 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
5166 * fix-header.c (enum special_file): Undefine enumerators if they
5167 are already defined by include files.
5168 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
5169 macro with '__' to not pollute user namespace.
5171 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
5173 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
5175 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
5177 * version.c: Bump for snapshot.
5179 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
5181 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
5183 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
5184 Add missing -Dpentium* options.
5185 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
5186 instead of CPP_CPU_DEFAULT.
5187 (EXTRA_SPECS): Add entry for cpp_cpu_default.
5189 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
5191 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
5192 negative in a stackless frame.
5193 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
5194 in stackless frame size. Support 64-bit stackless frame size.
5195 Combine fpmem offset calculations and don't add total_size to
5196 offset if not pushing a stack frame.
5198 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
5200 * regmove.c (fixup_match_1): In three places, in flag_exceptions
5201 check, change p to q.
5203 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
5205 * gcc.c (lang_specific_driver): Add new parm type to prototype.
5206 (added_libraries): New file scope static variable.
5207 (process_command): Initialize added_libraries. Pass it to
5208 lang_specific_driver.
5209 (main): Use added_libraries in check for no input files.
5211 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
5213 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
5214 code generation. Use 64 bit instructions in 32 bit mode when
5215 possible. Use V9 return instruction. UltraSPARC optimizations.
5217 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
5219 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
5221 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
5222 just pass zero. That will work regardless of the size of HARD_REG_SET.
5224 * libgcc2.c (__floatdisf): Fix a couple typos.
5226 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
5228 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
5230 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
5232 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
5234 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
5236 * emit-rtl.c (operand_subword_force): If a register can not be
5237 accessed by words, copy it to a pseudo register.
5239 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
5241 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
5243 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
5245 * tree.h (mark_seen_cases): Delete declaration.
5247 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
5249 * stmt.c (mark_seen_cases): Make static and add prototype.
5251 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5253 * frame.c: Include stdlib.h and unistd.h to possibly get various
5254 function prototypes. The fixproto script guarantees these header
5255 files exist on the target system.
5256 * libgcc2.c: Likewise.
5258 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
5259 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
5260 function parameters.
5261 * libgcc2.c (__udiv_w_sdiv): Likewise.
5263 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
5265 * varasm.c (asm_output_bss): Add prototype.
5266 (asm_output_aligned_bss): Likewise.
5268 * unroll.c (verify_addresses): Add prototype.
5270 * toplev.c: Add many prototypes. Too many to mention here.
5272 * stmt.c (check_seenlabel): Add prototype.
5274 * rtlanal.c (reg_set_p_1): Add prototype.
5275 (reg_set_last_1): Likewise.
5277 * reorg.c (find_dead_or_set_registers): Add prototype.
5279 * regmove (try_auto_increment): Add prototype.
5281 * reg-stack.c (pop_stack): Add prototype.
5283 * recog.c (validate_replace_rtx_1): Add prototype.
5284 (find_cosntant_term_loc): Likewise.
5286 * loop.c (regs_patch_p): Add prototype.
5287 (add_label_notes, count_nonfixed_reads): Likewise.
5288 (find_single_use_in_loop): Likewise.
5289 (express_from): Surround prototype with #ifdef.
5290 (giv_sort): Similarly.
5292 * jump.c (mark_modified_reg): Add prototype.
5294 * haifa-sched.c (is_prisky): Add prototype.
5295 (queue_to_ready): Likewise.
5297 * genextract.c (gen_insn): Add prototype.
5299 * genemit.c (max_operand_1): Add prototype.
5300 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
5301 (gen_expand, gen_explit, output_add_clobbers): Likewise.
5302 (output_init_mov_optab): Likewise.
5304 * genattrtab.c (attr_hash_add_rtx): Add prototype.
5305 (attr_hash_add_string, write_length_unit_log): Likewise.
5307 * genattr.c (init_range): Add prototype.
5309 * combine.c (sets_function_arg_p): Add prototype.
5311 * expr.c (store_constructor_field): Add prototype.
5312 (get_memory_usage_from_modifier): Likewise
5314 * expmed.c (synth_mult): Add prototype.
5315 (choose_multiplier, invert_mod2n): Likewise.
5317 * except.c (push_eh_entry): Add prototype.
5318 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
5319 (call_get_eh_context, start_dynamic_cleanup): Likewise.
5320 (start_dynamic_handler, can_throw): Likewise.
5321 (output_exception_table_entry, scan_region): Likewise.
5322 (eh_regs, set_insn_eh_region): Likewise.
5324 * dwarfout.c (decl_class_context): Add prototype.
5325 (output_inheritance_die, type_ok_for_scope): Likewise.
5327 * c-lex.c (skip_white_space_on_line): Add prototype.
5329 * alias.c (record_set): Add prototype.
5330 (find_base_term, base_alias_check): Likewise.
5332 * function.c (assign_outer_stack_local): Make static and add prototype.
5334 * haifa-sched.c (build_control_flow): Accept raw data as inputs
5335 instead of computing it locally. Callers changed.
5336 (find_rgns): Several new arguments. Callers changed.
5337 Generally clean up and comment better. Use dominators to
5338 identify reducible loops. Convert some flag arrays to bitmaps.
5339 Convert most of the code to work on pred/succ lists instead of
5340 an edge table. Add comments for future improvements.
5341 (schedule_insns): Allocate temporary tables for flow data, call
5342 routines to compute flow data and pass it along to children as
5344 (debug_control_flow): Delete. Use dump_bb_data instead.
5346 * basic-block.h (compute_dominators): Declare.
5348 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
5350 * basic-block.h: Declare them.
5352 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
5354 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
5357 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
5359 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
5360 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
5361 node is non NULL. Cache last file name and file name identifier node.
5363 1998-04-15 Mark Mitchell <mmitchell@usa.net>
5365 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
5366 the length of an array, not TREE_TYPE.
5368 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
5370 * flow.c (sbitmap_union_of_successors): New function.
5371 * basic-block.h (sbitmap_union_of_successors): Declare it.
5373 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
5375 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
5376 Set gnu_ld to gnu_ld_flag inside main loop.
5379 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
5381 * toplev.c (compile_file): Call init_parse using new interface.
5382 (init_lex): Remove declaration.
5384 * c-lex.c (init_parse): Now returns char* containing filename.
5386 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
5388 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
5390 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
5392 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
5393 (gen{extract,peep,opinit,output}): Ditto.
5395 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
5396 global definition so print-rtl.o can be linked in.
5397 * gen{peep,recog}.c (insn_attr_name): Ditto.
5399 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
5401 * fixincludes: discard empty C++ comments, as found in sys/time.h
5404 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5406 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
5409 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
5411 * emit-rtl.c (operand_subword): Rework slightly to avoid
5412 bogus warning from previous change.
5414 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
5416 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
5417 Nov 8 find_replacement change. Move decls of get_unaligned_address
5418 * alpha.h: ... here.
5420 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
5422 * function.c (assign_parms): Initialize unsignedp before passing
5423 its pointer to promote_mode.
5425 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
5426 (write_test_expr): Allow MATCH_INSN.
5428 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
5430 * install.texi: Update section on warnings that can be safely ignored.
5432 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
5434 * mips.md (reload_outdi): Change the scratch mode from DImode to
5435 TImode. New variable scratch, used instead of operand[2] in template.
5436 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
5438 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
5440 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
5442 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
5444 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
5446 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
5448 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
5449 (ASM_FINISH_DECLARE_OBJECT): Likewise.
5451 * Idea and part of the patch from HJ.
5452 * Makefile.in: auto-host.h renamed from auto-config.h. All references
5454 (distclean): Remove auto-build.h too.
5455 * configure.in: Rename host autoconf generated file to auto-host.h.
5456 If host != build, then run autoconf to generate auto-build.h for
5457 the build machine and include it in build_xm_files.
5458 Check for wait.h and sys/wait.h.
5460 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
5461 TRULY_NOOP_TRUNCATION.
5463 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
5465 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
5467 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
5469 * invoke.texi (ld options) Include memset requirements
5470 for options -nodstdlib and -nodefaultlibs.
5472 1998-04-12 Paul Eggert <eggert@twinsun.com>
5474 This change is from an idea suggested by Arthur David Olson.
5476 * c-common.c (decl_attributes, record_function_format,
5477 check_format_info, init_function_format_info):
5478 Add support for strftime format checking.
5479 (enum format_type): New type.
5480 (record_function_format): Now static, and takes value of type
5481 enum format_type instead of int.
5482 (time_char_table): New constant.
5483 (struct function_format_info): format_type member renamed from is_scan.
5484 (check_format_info): Use `warning' rather than sprintf followed by
5485 `warning', to avoid mishandling `%' in warnings.
5486 Change `pedwarn' to `warning', since these warnings do not necessarily
5487 mean the program does not conform to the C Standard, as the code
5488 need not be executed.
5490 * c-tree.h (record_function_format): Remove decl; no longer extern.
5492 * extend.texi: Add documentation for strftime format checking.
5494 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
5496 * mips/ecoffl.h: Do not include mips.h.
5497 * mips/elf.h: Likewise.
5499 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
5500 * mips/ecoff.h: Include "mips/mips.h".
5502 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
5504 * version.c: Bump for snapshot.
5506 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
5508 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
5509 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
5510 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
5511 between loop optimization passes.
5512 * rtl.h: Updated appropriately.
5514 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
5516 Reinstall this patch from Jason.
5517 * function.c (push_function_context_to): Don't call init_emit.
5519 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
5521 * rtl.c (read_skip_spaces): Prevent infinite loops upon
5522 encountering unterminated comments.
5524 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
5526 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
5529 * configure.in: Handle --with-fast-fixincludes.
5530 (fixincludes): If --with-fast-fixincludes, then use a different
5531 fixincludes program by default.
5532 * Makefile.in (fixinc.sh): New rule.
5534 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
5536 * i386.md (movqi+1): Handle invalid QI register.
5537 (movsf_push-1): Likewise.
5539 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
5541 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
5543 symbolic_memort_operand(), call32_operand(), int8_operand(),
5544 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
5546 uint16_operand(): Made static.
5548 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
5550 * calls.c (expand_call): Fix typo.
5552 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
5554 * c-lex.c (finput): New global.
5555 (init_parse): Always included. Handle !USE_CPPLIB using
5556 code originally in compile_file.
5557 (finish_parse): Update for CPPLIB.
5558 * toplev.c (init_parse, finish_parse): Declare.
5559 (finput): Delete variable. Now in front-ends.
5560 (compile_file): Remove code which is now handled by init_parse
5561 which is unconditionally called. Similarly for finish_parse.
5563 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
5565 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
5566 ASM_WEAKEN_LABEL): Add.
5568 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
5570 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
5571 * configure.in (alpha-*-linux*): Use them.
5573 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
5575 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
5576 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
5577 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
5578 (build_expr_wfl): New prototype declaration.
5579 * tree.c (build_expr_wfl): New function, to build
5580 EXPR_WITH_FILE_LOCATION nodes.
5581 (copy_node): Don't zero TREE_CHAIN if copying a
5582 EXPR_WITH_FILE_LOCATION node.
5583 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
5584 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
5586 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
5588 * configure.in (v850): Use t-v850.
5589 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
5591 * protoize.c (creat, read, write): Do not declare.
5593 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
5594 refer to the CODE_LABEL before a dispatch table.
5596 * invoke.texi: Add ARC options.
5598 * gcc.c (proces_command): Improve error message for -o with
5601 * i386/x-cygwin32 (CLIB): Link in advapi32.
5603 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
5604 (ASM_IDENTIFY_LANGUAGE): Likewise.
5606 * i386.md (movqi recognizer): Don't perfom byte increment into
5609 * configure.in (x86-dg-dgux): Run fixinc.dgux.
5611 * i370.h: Fix typo in GEN_INT changes.
5613 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
5614 of an empty arglist in prototype.
5616 * Makefile.in: Remove bytecode crud that crept back in after the
5619 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
5621 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
5622 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
5624 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
5626 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
5628 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
5630 * c-lex.c (is_class_name): Delete declaration.
5631 (whitespace_cr): Make static and add prototype.
5632 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
5633 yylex, get_directive_line): Turn declarations into prototypes.
5634 (position_after_whitespace, check_newline, yyerror,, is_class_name,
5635 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
5637 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
5639 * gencodes.c (gen_insn): Add prototype.
5640 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
5641 gen_peephole): Add prototypes.
5642 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
5644 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
5645 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
5646 genheader, gencode): Add prototypes.
5647 * genopinit.c (gen_insn): Add prototype.
5648 * genoutput.c (output_prologue, output_epilogue, scan_operands,
5649 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
5650 gen_expand, gen_split, n_occurrences): Add prototypes.
5651 * genpeep.c (gen_peephole): Add prototype.
5652 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
5653 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
5654 labels_in_range_p, count_loop_regs_set, note_addr_stored,
5655 loop_reg_used_before_p, scan_loop, replace_call_address,
5656 skip_consec_insns, libcall_benefit, ignore_some_movables,
5657 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
5658 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
5659 check_final_value, record_giv, update_giv_derive, basic_induction_var,
5660 simplify_giv_expr, general_induction_var, consec_sets_giv,
5661 check_dbra_loop, express_from, combine_givs_p, combine_givs,
5662 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
5663 last_use_this_basic_block, record_initial, update_reg_last_use,
5664 iteration_info, analyze_loop_iterations, insert_bct,
5665 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
5668 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
5670 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
5672 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
5674 * config/mips/mips.c (siginfo): Deleted.
5675 (override_options): Don't install SIGINFO signal handler.
5677 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
5679 * loop.c (check_dbra_loop): When normalize comparison_val, add check
5680 to verify it is non-negative.
5682 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
5684 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
5685 (alpha_expand_block_clear): Likewise.
5687 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
5689 * tree.h (sizetype_tab): Fix previous change for K&R.
5691 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
5693 * version.c: Bump for snapshot.
5695 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
5697 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
5698 Add USG and POSIX to xm_defines.
5700 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
5702 * gcc.c: Add linker spec.
5703 (link_command_spec): Use %(linker) instead of ld.
5704 (main): If collect2 is requested as the linker, see if it exists;
5705 if not, use ld instead.
5707 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
5709 (install-collect2): Install as collect2, not ld.
5711 * configure.in(will_use_collect2): It's named collect2 now.
5713 * collect2: Remove checks to see if we were invoked recursively.
5714 (collect_execute): Use _spawnvp under cygwin32.
5716 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
5718 * haifa-sched.c (build_control_flow): Set unreachable for block whose
5719 only predecessor is itself.
5721 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5723 * c-parse.in: Include system.h, and remove stuff now made redundant.
5726 * protoize.c: Likewise. Properly check for cpp stringification.
5728 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
5731 * objc/Make-lang.in (objc-parse.o): Likewise.
5733 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5735 * gansidecl.h: Check if compiler supports __attribute__. Provide
5736 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
5737 __attribute__ when its available. Also provide definitions for
5738 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
5739 terms of ATTRIBUTE_PRINTF.
5741 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
5744 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
5746 * combine.c (can_combine_p): Include successor in volatile test.
5748 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5750 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
5753 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
5755 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
5756 in prototype and definition.
5758 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
5760 * version.c: Bump for snapshot.
5762 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
5764 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
5765 alpha_expand_unaligned_store_words.
5767 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
5769 * i386.md (movsf_push, movsf_mem): Remove.
5770 (movsf_push): Rename from movsf_push_nomove and move in front of
5771 movsf. Use nonmemory_operand predicate and don't bother checking
5773 (movsf_push_memory): New pattern.
5774 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
5775 both operands refer to memory then force operand[1] into a register.
5776 (movsf_normal): Change to unnamed pattern.
5777 Likewise for movdf, movxf, and friends.
5779 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
5781 * version.c: Bump for snapshot.
5783 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
5785 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
5787 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
5789 * configure.in (mips-wrs-vxworks): New target.
5791 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
5793 * expmed.c (synth_mult): The value -1, has no zeros, so it can
5794 never have the form ...011.
5796 * version.c: Bump for snapshot.
5798 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
5800 * i386.c (asm_output_function_prefix, load_pic_register):
5801 Use ASM_GENERATE_INTERNAL_LABEL properly.
5802 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
5803 (print_operand): Ignore it.
5804 (load_pic_register): Use it for the got load call.
5805 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
5806 (prologue_get_pc_and_set_got): Likewise.
5807 * i386.h: Update print_operand docs.
5809 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
5811 * i386.md (ffssi, ffshi): Rewrite as define_expands.
5812 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
5813 * i386.c (notice_update_cc): Recognize unspec 5.
5815 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
5817 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
5818 * alpha.c (print_operand): Handle it.
5819 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
5821 (fix_truncdfdi2): Likewise.
5823 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
5825 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
5826 of these into a single struct, with additional [us]sizetype entries.
5827 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
5828 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
5831 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
5833 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
5835 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
5837 * haifa-sched.c (split_block_insns): Don't supress insn splitting
5838 on subsequent passes.
5840 * alpha.c (hard_fp_register_operand): New function.
5841 * alpha.h (PREDICATE_CODES): Add it.
5842 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
5843 f<-m case and accompanying define_split.
5844 (trapb): Use a unique unspec_volatile number.
5846 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
5848 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
5851 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
5853 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
5856 * haifa-sched.c: Mirror recent changes from gcc2.
5858 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
5860 * Makefile.in (insn*.o): Depend on system.h.
5862 * pa.c (output_global_address): Initialize base.
5863 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
5865 1998-04-03 Mike Stump <mrs@wrs.com>
5867 * gthr.h: Support systems that don't have weak, but have threads.
5868 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
5869 * gthr-vxworks.h: New file.
5870 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
5872 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
5874 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
5876 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
5878 * ginclude/va-i960.h (va_end): Change void * to void.
5880 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5882 * Makefile.in (choose-temp.o): Depend on system.h.
5884 * choose-temp.c: Include system.h when IN_GCC.
5886 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
5887 Richard Henderson <rth@cygnus.com>
5889 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
5890 (move_replacements): New function.
5891 * reload.h: Prototype it.
5893 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
5895 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
5897 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
5900 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
5901 (gen_highpart): Likewise.
5902 * final.c (alter_subreg): Allow the target to hook by-mode subreg
5903 hard register number changes.
5905 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
5907 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
5908 rnbitsize, rnmode and rinner.
5909 (make_range): Initialize type.
5910 (fold): Initialize arg0, arg1 and varop.
5912 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
5914 (expand_function_start): Initialize last_ptr.
5916 * stor-layout.c (layout_record): Initialize desired_align.
5917 (get_best_mode): Initialize unit.
5919 * tree.c (copy_node): Initialize length.
5921 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
5923 * caller-save.c (insert_save_restore): Initialize pat, code and
5926 * emit-rtl.c (push_to_sequence): Initialize top.
5927 (push_topmost_sequence): Likewise.
5929 * genattrtab.c (simplify_by_exploding): Initialize defval.
5931 * profile.c (branch_prob): Initialize dest.
5933 * rtl.h (note_stores): Remove duplicate prototype.
5934 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
5936 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
5937 strings that are not actually lengths.
5939 * genattrtab.c: Make generated file use system.h, instead of
5940 including stdio.h, etc directly.
5941 * genextract.c, genopinit.c, genoutput.c: Likewise.
5942 * genpeep.c, genrecog.c: Likewise
5944 * genoutput.c (process_template): Mark operands in the generated
5945 function as potentially unused if compiling with GNU CC.
5947 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
5949 * pa.md (reload peepholes): Remove unused variable "mode".
5951 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
5953 * config/arm/thumb.h: Add super interworking support.
5954 * config/arm/thumb.c: Add super interworking support.
5955 * config/arm/thumb.md: Add super interworking support.
5956 * config/arm/lib1funcs.asm: Add interworking support.
5957 * config/arm/lib1thumb.asm: Add super interworking support.
5958 * config/arm/t-semi: Add interworking support.
5959 * config/arm/t-thumb: Add interworking support.
5960 * config/arm/README-interworking: New file.
5962 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
5964 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
5965 (MD_STARTFILE_PREFIX): Unset.
5967 1998-04-01 Mark Mitchell <mmitchell@usa.net>
5969 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
5970 entity in a local scope.
5972 * fold-const.c (fold): Call truthvalue_conversion for values which
5973 are folded to boolean type.
5975 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
5977 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
5978 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
5979 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
5980 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
5981 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
5982 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
5983 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
5984 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
5985 * md.texi: Likewise.
5987 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
5989 * fixincludes (limits.h): Fix nested comments in Motorola's
5990 limits.h and sys/limits.h.
5992 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
5994 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
5995 as dest of expand_binop call.
5997 * alpha.md (extzv): Correct check for valid operand[2] values.
5999 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
6002 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
6004 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
6006 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
6007 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
6009 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
6010 cygwin32 can override this to allow both unix and win32 style PATHs.
6012 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
6013 style environment paths.
6015 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6017 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
6018 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
6019 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
6022 * cpphash.c: Include config.h.
6023 * cppalloc.c: Include system.h. Add parameters to various
6024 function prototypes.
6025 * cpperror.c: Likewise.
6026 * cppexp.c: Likewise.
6027 * cpphash.c: Likewise.
6028 * cpplib.c: Likewise.
6029 * cppmain.c: Likewise.
6030 * fix-header.c: Likewise.
6032 * gen-protos.c: Likewise.
6033 * gengenrtl.c: Likewise.
6034 * halfpic.c: Likewise.
6036 * scan-decls.c: Likewise.
6039 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
6041 * README.gnat: Add lang_print_xnode definition.
6043 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6045 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
6046 fmovecr on the 68060.
6048 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
6050 * genemit.c (DONE): Rework so that it works in the true arm if
6051 an if-else conditional.
6054 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
6056 * rs6000.c: Do not include stdioh or ctype.h anymore.
6058 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
6060 (stor-layout.o): Likewise.
6061 * c-typeck.c: Include rtl.h and expr.h.
6062 * stor-layout.c: Likewise.
6064 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
6065 All callers changed.
6066 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
6067 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
6068 All callers changed.
6070 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
6072 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
6074 * tree.h (lang_print_xnode): Provide prototype.
6076 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
6078 * version.c: Bump for snapshot.
6080 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
6082 * objc/sendmsg.c (__objc_block_forward): Add braces for return
6083 value if INVISIBLE_STRUCT_RETURN.
6085 * pa.c (arith_double_operand): Fix parens.
6087 * haifa-sched.c (print_pattern): Correct arg to sprintf.
6089 * Makefile.in (libgcc1.null): Make return type for __foo void.
6091 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
6093 * pa.h: Add declarations for many functions defined in pa.c.
6095 * genpeep.c (main): Remove unused variable 'i' from the generated
6098 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
6099 (gen_split): Likewise.
6100 (main): Rework generated definitions of DONE and FAIL so that they
6101 no longer use gotos. Avoids warnings about unused labels.
6103 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
6104 unused "junk" variable.
6106 * genattrtab.c (write_complex_function): Add a default case in
6107 generated switch statement to keep -W -Wall quiet.
6109 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
6111 * invoke.texi: Document more ARM and Thumb command line options.
6113 * config/arm/xm-thumb.h: New file.
6115 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
6117 * stmt.c (expand_expr_stmt): Must generate code for
6118 statements within an expression (gcc's `({ ... )}')
6119 even if -fsyntax-only.
6121 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6122 Jeffrey A Law (law@cygnus.com)
6124 * basic-block.h (basic_block_computed_jump_target): Declare.
6125 * flags.h: (current_function_has_computed_jump): Declare.
6126 * flow.c: (basic_block_computed_jump_target): Define.
6127 (flow_analysis): Allocate it. Set current_function_has_computed_jump
6129 (find_basic_blocks): Set current_function_has_computed_jump and
6130 elements of basic_block_computed_jump_target to 1 as appropriate.
6131 * function.c: (current_function_has_computed_jump): Define.
6132 * global.c (global_conflicts): Don't allocate pseudos into stack regs
6133 at the start of a block that is reachable by a computed jump.
6134 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
6136 (subst_stack_regs): Undo change from Sep 4 1997.
6137 (uses_reg_or_mem): Now unused, deleted.
6138 * stupid.c (stupid_life_analysis): Compute
6139 current_function_has_computed_jump.
6140 (stupid_find_reg): Don't allocate stack regs if the function has a
6142 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
6143 the current function has a computed jump. Use the global value
6146 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
6148 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
6149 (DWARF2_UNWIND_INFO): Define to zero.
6151 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
6153 * gcc.c (set_std_prefix): Add declaration.
6154 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
6155 suffix, and update the standard prefix prefix.c uses.
6157 * prefix.c (std_prefix): New global to hold default prefix value.
6158 (get_key_value): Change to use std_prefix instead of PREFIX.
6159 (translate_name): Ditto.
6160 (update_path): Ditto.
6161 (get_key_value): Release allocated scratch storage.
6162 (set_std_prefix): New function to reset the standard prefix.
6164 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6166 * sh.c (find_barrier): Fix calculations for alignment increase.
6168 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
6170 * Makefile.in (stmp-fixinc): If we're actually fixing include
6171 files, copy gcc's assert.h into the fixed include dir.
6172 * fixincludes (assert.h): Avoid any attempts to fix a probably
6173 broken system specific assert.h file.
6174 * fixproto (stdlib.h): Make sure, it'll contain a definition of
6177 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
6179 * regclass.c (reg_scan_mark_refs): Be more selective about
6180 when we mark a register with REGNO_POINTER_FLAG.
6182 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6184 reload inheritance improvement:
6185 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
6186 Change meaning: index is now hard reg number.
6187 (reg_reloaded_valid, reg_reloaded_dead): New variables.
6188 (reload_spill_index): Content is now a hard reg number.
6189 (reload_as_needed): Change to fit new variable meaning.
6190 (forget_old_reloads_1, allocate_reload_reg): Likewise.
6191 (choose_reload_regs, emit_reload_insns): Likewise.
6193 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6195 * regclass.c (record_reg_classes): '?' increases cost by two.
6197 * reload.c (find_reloads): Double previous costs. Output
6198 reloads cost one unit extra.
6200 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
6201 boiled down to && ! 0.
6203 * reload.c (find_equiv_reg): Also consider a goal offset from the
6204 frame pointer to be constant.
6206 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6208 * sh.h (OPTIMIZATION_OPTIONS): Define.
6210 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
6212 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
6214 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
6216 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
6218 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
6220 * c-common.c (check_format_info): Initialize type, is_type. New local
6221 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
6222 when pedantic if used with integral format specifier.
6224 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
6226 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
6228 (function_arg_padding): Declare.
6230 * rs6000.c: Include system.h.
6231 (function_arg_padding): Change return type to int, cast enum's to
6234 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
6235 * collect2.c (scan_prog_file): Add explicit braces to avoid
6238 * dbxout.c (dbxout_type_fields): Add braces around empty body in
6240 (dbxout_type): Likewise.
6242 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
6243 `ptt_size' from int to size_t.
6244 (rs6000_file_start): Likewise for `i'.
6245 (rs6000_replace_regno): Add default case in enumeration switch.
6246 (output_epilog): Remove unused variable `i'.
6247 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
6250 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
6252 (get_issue_rate, non_logical_cint_operand): Add prototype.
6253 (rs6000_output_load_toc_table): Ditto.
6255 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
6258 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
6260 * config/arm/thumb.c: New File. Support for ARM's Thumb
6262 * config/arm/thumb.h: New File. Thumb definitions.
6263 * config/arm/thumb.md: New File. Thumb machine description.
6264 * config/arm/tcoff.h: New File. Thumb COFF support.
6265 * config/arm/t-thumb: New File. Thumb makefile fragment.
6266 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
6268 * configure.in: Add Thumb-coff target.
6269 * configure: Add Thumb-coff target.
6270 * config.sub: Add Thumb-coff target.
6272 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
6274 * loop.c (scan_loop): Initialize move_insn_first to zero.
6276 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
6278 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
6279 * config/i386/rtems.h: Likewise.
6280 * config/i960/rtems.h: Likewise.
6281 * config/m68k/rtems.h: Likewise.
6282 * config/mips/rtems64.h: Likewise.
6283 * config/pa/rtems.h: Likewise.
6284 * config/rs6000/rtems.h: Likewise.
6285 * config/sh/rtems.h: Likewise.
6286 * config/sparc/rtems.h: Likewise.
6288 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6290 * pa.c (emit_move_sequence): If in reload, call find_replacement.
6292 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
6294 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
6296 * collect2.c (find_a_file): Add debugging.
6297 (find_a_file): Test for win32 style absolute paths if
6298 DIR_SERPARATOR is defined.
6299 (prefix_from_string): Add debugging.
6300 (main): Test for debug command line switch at start of program
6302 (main): Use GET_ENVIRONMENT rather than getenv().
6303 (prefix_from_env): Use GET_ENVIRONMENT.
6305 1998-03-24 Mark Mitchell <mmitchell@usa.net>
6307 * cplus-dem.c (optable): Add sizeof.
6308 (demangle_template_value_parm): New function containing code
6309 previously found in demangle_template.
6310 (demangle_integral_value): New function which handles complicated
6311 integral expressions.
6312 (demangle_template): Use them.
6314 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6316 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
6317 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
6318 genattrtab.o, genoutput.o): Depend on system.h.
6320 * genattr.c: Include system.h. Add arguments to various function
6321 prototypes. Remove redundant prototype of read_rtx().
6322 * genattrtab.c: Likewise.
6323 * gencodes.c: Likewise.
6324 * genconfig.c: Likewise.
6325 * genemit.c: Likewise.
6326 * genextract.c: Likewise.
6327 * genflags.c: Likewise.
6328 * genopinit.c: Likewise.
6329 * genoutput.c: Likewise.
6330 * genpeep.c: Likewise.
6331 * genrecog.c: Likewise.
6333 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
6335 * c-lang.c (lang_print_xnode): New function.
6336 * objc/objc-act.c (lang_print_xnode): Likewise.
6337 * print-tree.c (print_node): Call it
6339 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
6341 * c-parse.in: Recognize protocol qualifiers in class
6342 definitions for objc.
6344 (yyerror): Remove redundant decl.
6345 (yyprint): Fix prototype.
6347 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
6349 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
6351 * stmt.c (unroll_block_trees): Free block_vector if needed.
6353 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
6355 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
6356 (zero_extendsidi2): Avoid useless copy.
6357 (iordi_zext): New pattern.
6358 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
6360 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
6362 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
6363 (ashldi3): Allow constant shift count in range ]32,63].
6364 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
6366 1998-03-22 Mark Mitchell <mmitchell@usa.net>
6368 * tree.h (IS_EXPR_CODE_CLASS): New macro.
6370 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
6372 * h8300.h (CONST_COSTS): Remove definition.
6373 (DEFAULT_RTX_COSTS): Define.
6375 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
6377 * config/sh/rtems.h: Switched from ELF to COFF.
6379 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6381 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
6383 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
6385 * version.c: Bump for snapshot.
6387 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
6388 Geoff Noer <noer@cygnus.com>
6390 * Makefile.in: Various fixes for building cygwin32 native toolchains.
6392 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
6393 * objc/Make-lang.in: Likewise.
6395 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
6397 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
6399 * configure.in: Handle with-PACKAGE=no correctly
6401 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6403 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
6404 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
6405 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
6406 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
6407 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
6408 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
6409 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
6410 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
6411 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
6412 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
6415 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
6416 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
6417 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
6418 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
6419 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
6420 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
6421 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
6422 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
6423 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
6424 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
6425 xcoffout.c: Include system.h. Organize include ordering so
6426 that stdarg/varargs comes before other system headers. Remove
6427 spurious casts of functions assured of a prototype in system.h.
6429 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
6431 * reg-stack.c (pop_stack): Define. Pops any register on the
6432 regstack and adjusts regstack.
6433 (compare_for_stack_reg): Use pop_stack.
6435 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
6437 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
6440 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
6442 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
6444 * fold-const.c (fold): Replace sign-extension of a zero extended
6445 value by a single zero extension.
6447 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
6449 * except.c (init_eh): Do nothing.
6450 (save_eh_status): Call init_eh_for_function, not init_eh.
6451 * function.c (push_function_context_to): Don't call init_emit.
6453 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
6455 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
6458 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6460 * final.c (shorten_branches): Add parentheses around +/- in
6463 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
6465 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
6467 * regclass.c (memory_move_secondary_cost): Wrap uses of
6468 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
6471 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
6473 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
6475 * flow.c (life_analysis): #include <sys/types.h> to make sure
6477 * cplus-dem.c (demangle_function_name): Likewise.
6479 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
6481 * final.c (insn_noperands): Change type to unsigned int.
6482 (final_scan_insn): Likewise for noperands;
6483 properly check operand number boundaries.
6485 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
6487 * alpha.md (extzv): Don't reject register operands. Fix
6490 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
6492 * dbxout.c (dbxout_function_end): Fix last change. The correct
6493 predicate is ASM_OUTPUT_SECTION_NAME.
6495 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
6497 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
6498 (ashlsi): Use match_dup 1 instead of match_operand 2.
6500 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6502 * fold-const.c (operand_equal_for_comparison_p): See if equal
6503 when nop conversions are removed.
6505 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6507 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
6508 don't use ORIGINAL_TARGET unless REG.
6510 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6512 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
6514 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
6516 * loop.c (struct movable): New field move_insn_first.
6517 (scan_loop): In consec sets code, set it. Clear it otherwise.
6518 (move_movables): In consec sets code, use it. Copy REG_NOTES from
6519 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
6522 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
6524 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
6525 is large, and the system doesn't provide atoll or atoq.
6528 * alpha/xm-vms.h (HAVE_ATOLL): Define.
6529 Reported by Klaus Kaempf <kkaempf@progis.de>.
6531 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6533 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
6534 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
6536 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
6537 test !ACCUMULATE_OUTGOING_ARGS.
6539 * collect2.c (write_c_file_glob): Wrap function definition in
6540 macro test !LD_INIT_SWITCH.
6542 * combine.c (try_combine): Wrap variables `cc_use' and
6543 `compare_mode' in macro test EXTRA_CC_MODES.
6545 * cpplib.c (do_ident): Remove unused variable `len'.
6546 (skip_if_group): Remove unused variables `at_beg_of_line' and
6548 (cpp_get_token): Remove unused variable `dummy'.
6550 * dbxout.c (scope_labelno): Move static variable definition inside
6551 the one function scope where it is used.
6552 (dbxout_function_end): Wrap prototype and definition in
6553 macro test !NO_DBX_FUNCTION_END.
6555 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
6556 in macro test !MIPS_DEBUGGING_INFO.
6558 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
6559 into the scope where it is used. Wrap empty else-statement body
6562 * fix-header.c: Fix typo in comment.
6563 (inf_skip_spaces): Cast results of INF_UNGET to (void).
6564 (check_protection, main): Likewise.
6566 * flow.c (find_basic_blocks_1): Remove dangling comment text.
6568 * function.c (contains): Wrap prototype and definition in macro
6569 test HAVE_prologue || HAVE_epilogue.
6570 (fixup_var_refs_1): Remove unused variable `width'.
6572 * gen-protos.c (main): Remove unused variable `optr'.
6574 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
6576 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
6577 (__sjpopnthrow): Remove unused variable `jmpbuf'.
6578 (__throw): Remove unused variable `val'.
6580 * protoize.c: Check for a previously existing definition before
6581 defining *_OK macros.
6583 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
6585 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6587 * vax.h (ADDR_VEC_ALIGN): Define.
6589 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
6591 * gcc.c (default_arg): Don't wander off the end of allocated
6594 (From Geoffrey Keating <geoffk@ozemail.com.au>)
6595 * rs6000.c (small_data_operand): Ensure that any address
6596 referenced relative to the small data area is inside the SDA.
6598 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
6600 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
6602 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
6604 * except.h (in_same_eh_region): New prototype.
6605 (free_insn_eh_region, init_insn_eh_region): New prototypes.
6606 * except.c (insn_eh_region, maximum_uid): New static variables.
6607 (set_insn_eh_region): New static function to set region numbers.
6608 (free_insn_eh_region): New function to free EH region table.
6609 (init_insn_eh_region): New function to initialize EH region table.
6610 (in_same_eh_region): New function used to determine if two rtl
6611 instructions are in the same exception region or not.
6612 * final.c (final): Initialize the table indicating which instructions
6613 belong in which exception region.
6614 * genpeep.c (main): Add "except.h" to include file list in generated
6616 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
6617 peepholes involving calls and unconditional branches.
6619 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
6621 * README.gnat: New file.
6623 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6625 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
6626 "recog.h" for offsettable_memref_p.
6627 (legitimize_pic_address): Remove unused variable `offset'.
6628 (notice_update_cc): Change return type to void. Add default label
6630 (standard_68881_constant_p): Remove unused variable mode.
6631 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
6632 (const_int_cost): Explicitly declare as returning int.
6633 (output_dbcc_and_branch): Change return type to void.
6635 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
6636 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
6637 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
6639 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
6641 * version.c: Bump for snapshot.
6643 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6645 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
6646 check for 'M' constraint.
6648 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
6650 * cccp.c (create_definition): If pedantic, call pedwarn for macro
6653 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
6655 * i386.c (ix86_logical_operator): New function.
6656 (split_di): Ensure that when a MEM is split, the resulting MEMs have
6658 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
6661 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6662 Richard Earnshaw <rearnsha@arm.com>
6663 Nick Clifton <nickc@cygnus.com>
6665 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
6667 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
6669 * cse.c (rtx_cost): Provide a default case in an enumeration
6670 switch, and call DEFAULT_RTX_COSTS if it's defined.
6672 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
6674 * basic-block.h (compute_preds_succs): Change return type in
6676 * flow.c (compute_preds_succs): Likewise in function definition.
6678 * regmove.c (find_matches): Cast char used as array index to unsigned char
6681 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
6683 * i386.h (RTX_COSTS): Insert braces around nested if.
6684 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
6687 * gcc.c (default_compilers): Properly put brackets around array elements in
6690 * getopt.c (_getopt_internal): Add explicit braces around nested if;
6693 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
6694 (record_reg_life_pat): Add explicit parens around && and || in expression.
6695 (stack_reg_life_analysis): Add parens around assignment used as expression.
6696 (convert_regs): Likewise.
6698 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
6700 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
6701 change callers accordingly.
6703 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
6704 and definition; change all callers accordingly.
6706 * except.c (init_eh): Avoid assignment of unused return value of
6707 build_pointer_type; cast it to void, instead, and remove unused
6710 * gcc.c (lang_specific_driver): Define prototype only #ifdef
6711 LANG_SPECIFIC_DRIVER.
6712 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
6714 * genoutput.c (output_epilogue): Initialize next_name to 0.
6716 * real.c (efrexp): #if 0 prototype and function definition.
6717 (eremain): Likewise.
6724 * reload.c (push_secondary_reload): Define prototype only
6725 #ifdef HAVE_SECONDARY_RELOADS.
6727 * varasm.c (assemble_static_space): Define rounded only
6728 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
6730 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
6732 * i386.md (andsi): Add default case in enumeration switch.
6737 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
6739 * c-decl (finish_struct): Change type of min_align to unsigned.
6741 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
6742 remove unused variable len.
6744 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
6745 comment indicating this is proper behaviour.
6746 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
6748 (based_loc_descr): Likewise.
6750 * enquire.c (bitpattern): Change type of variable i to unsigned.
6752 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
6754 * flow.c (life_analysis): Change type of variable i to size_t;
6755 remove unused variable insn.
6757 * gcc.c (translate_options): Change type of variables optlen, arglen and
6759 (input_filename_length): Change type to size_t.
6760 (do_spec_1): Change type of variable bufsize to size_t.
6761 (main): Change type of variables i and j to size_t;
6762 remove subblock local definition of variable i.
6763 (lookup_compiler): Change type of second argument to size_t;
6764 change type of variable i to size_t.
6766 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
6768 * genopinit.c (get_insn): Change type of variable pindex to size_t.
6770 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
6772 * global.c (global_alloc): Change type of variable i to size_t.
6774 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
6776 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
6777 (expand_end_case): Change type of variable count to size_t.
6779 * toplev.c (main): Change type of variable j to size_t.
6780 (set_target_switch): Change type of variable j to size_t.
6781 (print_switch_values): Change type of variable j to size_t;
6782 remove unused variable flags.
6784 * varasm.c (assemble_variable): Change type of variable align to size_t.
6785 (const_hash_rtx): Change type of variable i to size_t.
6787 1998-03-11 Mark Mitchell <mmitchell@usa.net>
6789 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
6790 TREE_VEC if that's what it really is.
6792 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
6794 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
6797 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
6799 * gthr.h: Changed the comment about return values.
6800 * gthr-solaris.h (__gthread_once): Do not use errno; return the
6801 error number instead of -1.
6802 (__gthread_key_create): Any non-zero return value is an error.
6803 * libgcc2.c (eh_context_initialize): Check for non-zero return
6804 value from __gthread_once.
6805 Check that the value of get_eh_context was really changed.
6807 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6809 * sh.h (LOOP_ALIGN): Only align when optimizing.
6810 * sh.c (find_barrier): Clear inc for CODE_LABELs.
6811 When not optimizing, calculate alignment for BARRIERs directly.
6813 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6815 * final.c (shorten_branches): Remove conditionalizing on
6816 SHORTEN_WITH_ADJUST_INSN_LENGTH
6817 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
6819 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
6821 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
6822 an unconditional jump around deleted blocks.
6824 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
6826 * profile.c (branch_prob): If see computed goto, call fatal instead of
6829 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
6831 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
6832 Patch from Bruno Haible.
6834 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
6835 (assign_parms): Set aggregate if hide_last_arg and last_named.
6837 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6839 * final.c (shorten_branches): Initialize insn_addresses.
6841 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6843 * sh.h (MUST_PASS_IN_STACK): Define.
6845 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
6847 * final.c (shorten_branches): Fix minor logic error in
6848 ADDR_DIFF_VEC shortening support.
6850 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
6852 * version.c: Bump for snapshot.
6854 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
6856 * haifa-sched.c (is_cfg_nonregular): Change return type to
6857 an int. No longer compute "estimated" number of edges. Use
6858 computed_jump_p instead of duplicating the code. Fixup/add
6860 (build_control_flow): Returns a value indicating an irregularity
6861 in the cfg was detected. Count the number of edges in the cfg.
6862 allocate various edge tables.
6863 (find_rgns): No longer look for unreachable blocks.
6864 (schedule_insns): Do not allocate memory for edge tables here.
6865 Free memory for edge tables before returning. Do not perform
6866 cross block scheduling if build_control_flow returns nonzero.
6867 * flow.c (compute_preds_succs): More accurately determine when
6870 * basic-block.h (free_basic_block_vargs): Provide prototype.
6872 * cccp.c (main): Fix dumb mistakes in last change.
6874 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6876 * rtl.h (addr_diff_vec_flags): New typedef.
6877 (union rtunion_def): New member rt_addr_diff_vec_flags.
6878 (ADDR_DIFF_VEC_FLAGS): New macro.
6880 * sh.c (output_branch): Fix offset overflow problems.
6882 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
6883 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
6884 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
6885 * stmt.c (expand_end_case): Supply new arguments to
6886 gen_rtx_ADDR_DIFF_VEC.
6887 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
6888 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
6889 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
6890 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
6891 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
6892 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
6893 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
6894 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
6895 * i386/freebsd.h, i386/linux.h : Likewise.
6896 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
6897 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
6898 * m68k/mot3300.h, m68k/sgs.h : Likewise.
6899 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
6900 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
6901 (CASE_VECTOR_SHORTEN_MODE): Define.
6902 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
6903 (med_branch_p, braf_branch_p): Don't declare.
6904 (mdep_reorg_phase, barrier_align): Declare.
6905 (ADJUST_INSN_LENGTH): Remove alignment handling.
6906 * sh.c (uid_align, uid_align_max): Deleted.
6907 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
6908 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
6909 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
6910 (output_far_jump): Don't use braf_branch_p.
6911 (output_branchy_insn): Don't use branch_offset.
6912 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
6913 Remove paired barrier stuff.
6914 Don't use cache_align_p.
6915 Take alignment insns into account.
6916 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
6918 (barrier_align, branch_dest): New function.
6919 (machine_dependent_reorg, split_branches): Remove infrastructure
6920 for branch shortening that is now provided in the backend.
6921 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
6922 (braf_branch_p, braf_cbranch_p): Likewise.
6923 (attribute length): Use new attributes.
6924 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
6925 (addr_diff_vec_adjust): Delete.
6926 (align_2): Now a define_expand.
6927 (align_log): Now length 0.
6929 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
6931 * m32r.md (right): Correctly check for length == 2, not 1.
6933 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6935 * mips/mips.h: Prototype `machine_dependent_reorg'.
6936 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
6938 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
6940 * final.c (shorten_branches): Restore accidentally removed code.
6942 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6944 * configure.in: Remove duplicate uses of AC_PROG_CC and
6947 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
6949 * configure.in (target_cpu_default2): Correct typo for alphapca56.
6951 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
6952 Doug Evans (devans@cygnus.com)
6954 * haifa-sched.c (build_jmp_edges): Delete dead function.
6955 (build_control_flow): Use cfg routines from flow.c
6956 (schedule_insns): Remove debugging code accidentally checked
6959 * basic-block.h: Add external integer list structures, typdefs,
6960 accessor macros and function declarations. Simlarly for
6961 basic block pred/succ support and simple bitmap stuff.
6962 * flow.c: Add functions for integer list, basic block pred/succ
6963 support and simple bitmap support.
6964 (compute_dominators): New function to compute dominators and
6966 (find_basic_blocks): Split into two functions.
6967 (life_analysis): Likewise.
6968 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
6969 the life_analysis from toplev.c
6970 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
6971 life_analysis instead of flow_analysis.
6973 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6975 * jump.c (jump_optimize): Call mark_jump_label also for deleted
6977 (mark_jump_label): Don't increment ref counts for deleted insns.
6979 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6981 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
6983 * mips/mips.c: Include stdlib.h and unistd.h.
6984 (mips_asm_file_end): Add braces around empty body in an if-statement.
6985 (function_prologue): Wrap variable `fnname' in
6986 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
6987 (mips_select_rtx_section, mips_select_section): Declare as void.
6989 * mips/mips.h: Add prototypes for extern functions in mips.c.
6990 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
6991 (ENCODE_SECTION_INFO): Add braces around empty body in an
6994 * mips/mips.md (movdi): Add parentheses around && within ||.
6995 (movsf, movdf): Likewise.
6996 (branch_zero, branch_zero_di): Add default case in
7000 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
7002 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
7003 real constants, since they can't be changed.
7004 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
7005 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
7006 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
7007 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
7008 * alpha/vms.h (TARGET_OPEN_VMS): New.
7009 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
7011 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
7013 * reload.c (find_reloads): Always force (subreg (mem)) to be
7014 reloaded if WORD_REGISTER_OPERATIONS.
7016 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
7018 * haifa-sched.c (free_list): Rename from free_pnd_lst.
7019 (free_pending_lists): Rename free_pnd_lst uses.
7020 (remove_dependence): Place expunged element on unused_insn_list.
7021 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
7022 gen_rtx_*_LIST and alloc_rtx to use them.
7023 (compute_block_backward_dependences): Free the reg_last_* lists.
7025 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
7027 * cccp.c (main): Avoid undefined behavior when setting pend_includes
7030 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
7032 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
7033 USE_GNULIBC_1 is defined
7034 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
7035 includes the t-linux-gnulibc1 fragment
7037 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
7039 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
7041 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7043 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
7045 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7047 * final.c (shorten_branches): Tag the loop alignment onto the
7048 first label after NOTE_INSN_LOOP_BEG even if there is an
7051 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7053 * final.c (insn_current_reference_address):
7054 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
7055 proper alignment chain.
7057 * final.c (max_labelno): New static variable.
7058 (final_scan_insn): Check max_labelno before outputting an
7059 alignment for a label.
7060 (shorten_branches): Remove unused variable length_align.
7062 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7064 * sparc.c (ultrasparc_adjust_cost): Add default case in
7067 * sparc.h: Add prototypes for extern functions defined in
7070 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
7072 * toplev.c: Only generate <name>.dbr file when dumping RTL if
7073 DEALY_SLOTS is defined.
7075 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
7077 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
7078 in call to fill_slots_from_thread.
7080 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
7082 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
7083 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
7085 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7087 * final.c (insn_last_address, insn_current_align, uid_align):
7089 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
7090 (insn_current_reference_address): Likewise.
7091 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
7092 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
7093 (label_to_alignment): New function.
7094 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
7095 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
7096 insn_current_reference_address instead of insn_current_address.
7097 (or_attr_value, write_length_unit_log): New functions.
7098 (main): Call write_length_unit_log.
7099 (write_const_num_delay_slots): Output extra '\n'.
7100 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
7102 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
7103 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
7104 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
7106 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
7107 (LABEL_ALIGN_AFTER_BARRIER).
7108 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
7109 * ns32k/tek6000.h: Likewise.
7110 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
7111 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
7112 ASM_OUTPUT_ALIGN_CODE.
7114 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
7116 * version.c: Bump for snapshot.
7118 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
7120 * version.c: Bump for snapshot.
7122 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
7124 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
7125 if condition code of jump conflicts with opposite_needed.
7127 * reorg.c (fill_slots_from_thread): Mark resources referenced in
7128 opposite_needed thread. Return delay_list even when cannot get
7129 any more delay insns from end of subroutine.
7131 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
7133 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
7134 All callers changed.
7136 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7138 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
7139 end_fde_sort): New functions for fast sorting of an FDE array.
7140 (fde_insert): Simplified.
7141 (add_fdes): Change argument list.
7142 (frame_init): Use the new functions.
7144 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
7146 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
7148 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
7150 * fold-const.c (fold_range_test): Always return a value.
7152 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
7154 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
7155 data in the text section unless READONLY_DATA_SECTION is defined.
7157 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
7159 * c-parse.in (undeclared variable error): Tweak error message to
7162 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
7164 * version.c: Bump for snapshot.
7166 1998-02-28 Mark Mitchell <mmitchell@usa.net>
7168 * final.c (final_scan_insn): Undo overzealous removal of `set'.
7170 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7172 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
7173 case, add parentheses to specify the proper order of precedence in
7177 * c-aux-info.c: Include string.h/strings.h.
7179 * pa.c: Include stdlib.h.
7180 (pa_combine_instructions): Prototype the function.
7181 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
7182 (reloc_needed): Add default case for enumeration switch.
7183 (remove_useless_addtr_insns): Remove unused variable `all'.
7184 (hppa_expand_prologue): Add explicit braces to avoid
7186 (output_function_epilogue): Remove unused variable `i'.
7187 (output_millicode_call): Remove unused variable `link'.
7188 (shadd_constant_p, forward_branch_p): Make the function static.
7189 (following_call): Explicitly declare to return int.
7190 (pa_reorg): Declare as void.
7191 (pa_combine_instructions): Declare as static void. Add
7192 parentheses around && within ||.
7194 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
7195 following_call, function_label_operand, lhs_lshift_cint_operand
7198 * pa.md: Add parentheses around && within ||.
7200 * cppalloc.c: Include stdlib.h.
7202 * cpperror.c (cpp_print_containing_files): Remove unused variable
7203 `i'. Fix format specifier in fprintf.
7205 * cse.c (cse_around_loop): Add explicit braces to avoid
7207 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
7209 * expr.c (expand_expr): Add parentheses around && within ||.
7211 * final.c (app_enable): Replace fprintf with fputs where there are
7212 no format specifiers and no trailing argument after the string.
7213 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
7214 (app_disable): Likewise.
7215 (final_end_function): Likewise.
7216 (final_scan_insn): Likewise. Remove unused variable `set'.
7217 (profile_function): Wrap empty if-statement body in {} brackets.
7219 * function.c: Include stdlib.h.
7220 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
7221 (reposition_prologue_and_epilogue_notes): Add parentheses
7222 around assignment used as truth value.
7224 * integrate.c (expand_inline_function): Wrap variable
7225 `cc0_insn' in macro HAVE_cc0.
7227 * jump.c (jump_optimize): Wrap variable `q' in macro
7228 HAVE_cc0. Remove unused variable `prev1'.
7230 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
7231 within ||. Fix format specifier in fprintf.
7232 (__bb_init_prg): Add parentheses around assignment used as
7235 * local-alloc.c: Include stdlib.h.
7236 (requires_inout): Add parentheses around assignment used
7239 * loop.c (analyze_loop_iterations): Wrap prototype and definition
7240 in macro HAVE_decrement_and_branch_on_count.
7241 (insert_bct, instrument_loop_bct): Likewise.
7242 (move_movables): Add parentheses around assignment used as
7244 (consec_sets_invariant_p): Likewise.
7245 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
7247 * objc/objc-act.c: Include stdlib.h.
7248 (lookup_method_in_protocol_list): Wrap empty else-statement body
7250 (lookup_protocol_in_reflist): Likewise.
7251 (objc_add_static_instance): Remove unused variables `decl_expr'
7253 (get_objc_string_decl): Remove unused variable `decl'.
7254 (generate_static_references): Remove unused variables `idecl' and
7256 (check_protocols): Wrap empty else-statement body in braces.
7258 * protoize.c: Include stdlib.h.
7259 (substr): Add parentheses around assignment used as truth value.
7260 (abspath): Likewise.
7261 (shortpath): Likewise.
7263 * regmove.c (fixup_match_1): Add parentheses around assignment
7264 used as truth value.
7266 * reload.c (push_secondary_reload): Remove unused variable `i'.
7267 (find_reloads): Add parentheses around assignment used as truth
7270 * reload1.c: Include stdlib.h.
7272 * rtl.h: Correct typo in prototype of offsettable_memref_p.
7274 * stmt.c (add_case_node): Add parentheses around assignment used
7276 (case_tree2list): Likewise.
7278 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
7279 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
7280 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
7281 (merge_attributes): Add explicit braces to avoid ambiguous
7284 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
7287 * varasm.c: Include stdlib.h.
7290 * system.h: Remove sys/stat.h.
7291 * gcc.c: Add sys/stat.h.
7293 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
7294 * genattrtab.c: Likewise.
7295 * genconfig.c: Likewise.
7296 * genemit.c: Likewise.
7297 * genextract.c: Likewise.
7298 * genflags.c: Likewise.
7299 * genopinit.c: Likewise.
7300 * genoutput.c: Likewise.
7301 * genpeep.c: Likewise.
7302 * genrecog.c: Likewise.
7303 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
7305 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7307 * invoke.texi: Use @itemx for a secondary item in a @table.
7309 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
7312 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
7314 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
7316 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
7318 * i386.c (struct machine_function): Add new fields for PIC stuff.
7319 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
7321 (restore_386_machine_status): Corresponding changes.
7322 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
7324 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
7326 * c-parse.y (undeclared variable error): Tweak error message
7329 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
7331 * flags.h (g_switch_value, g_switch_set): Declare.
7332 * alpha.c (override_options): Set g_switch_value=8 if not set.
7333 * alpha/elf.h (CC1_SPEC): New.
7335 (LINK_SPEC): Pass along the -G value we were given.
7336 (LOCAL_ASM_OP): Remove.
7337 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
7338 (MAX_OFILE_ALIGNMENT): New.
7339 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
7340 (EXTRA_SECTIONS): Add sbss and sdata.
7341 (SECTION_FUNCTION_TEMPLATE): New.
7342 (EXTRA_SECTION_FUNCTIONS): Use it.
7343 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7344 (SELECT_SECTION): Use sdata when small enough.
7345 * alpha/linux.h (ASM_SPEC): Remove.
7348 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7349 * config.sub (sco5): Fix typo.
7351 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
7353 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
7355 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
7356 * config/alpha/t-linux: Remove file.
7357 * config/sparc/t-linux: Remove file.
7358 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
7359 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
7360 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
7362 (alpha*-*-linux-gnu*): Likewise.
7363 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
7364 (sparc-*-linux-gnu*): Likewise.
7366 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
7367 * collect2.c (ldd_file_name): Bracket declaration with same
7369 (full_real_ld_suffix): Deleted. Variable was calloced and
7370 written into, but never read.
7372 1998-02-23 Mike Stump <mrs@wrs.com>
7374 * configure.in: Add support for i386-wrs-vxworks configuration.
7375 * i386/vxi386.h: New file.
7377 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7379 * tree.c (contains_placeholder_p): Ensure function always returns
7381 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
7382 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
7384 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
7386 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
7388 1998-02-22 Paul Eggert <eggert@twinsun.com>
7390 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
7391 Define this new symbol.
7392 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
7393 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
7394 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
7396 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
7398 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
7399 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
7401 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
7403 * objc/Object.m (-error): Call objc_verror with our va_list.
7405 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7407 * collect2.c (scan_prog_file): Completely cover uses of variable
7408 `exports' with macro COLLECT_EXPORT_LIST.
7410 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
7412 * version.c: Bump for snapshot.
7414 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
7416 * sched.c (schedule_block): Remove code to get arguments from hard
7417 regs into pseudos early. Same as Aug 25, 1997 change to
7420 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
7422 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
7424 1998-02-16 Mark Mitchell <mmitchell@usa.net>
7426 * toplev.c (rest_of_compilation): Do not defer the output of a
7429 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
7431 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
7432 continuation character (line 243).
7434 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7436 * genrecog.c (main): Remove duplicated sentence in emitted comment.
7438 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
7439 David Edelsohn <edelsohn@mhpcc.edu>
7441 * collect2.c (XCOFF_SCAN_LIBS): Remove.
7442 (export_flag): New variable.
7443 (export_file): #ifdef COLLECT_EXPORT_LIST.
7444 (import_file, exports, imports, undefined): New variables.
7445 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
7446 (dump_list, dump_prefix_list, is_in_list): New functions.
7447 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
7448 (write_import_file, resolve_lib_name): New functions.
7449 (use_import_list, ignore_library): Same.
7450 (collect_exit): maybe_unlink import_file and #ifdef.
7452 (main): New variable importf, #ifdef exportf. Move parsing of
7453 -shared before general argument parsing. Resolve AIX library
7454 paths and import libgcc.a symbols. Treat .so shared libraries the
7455 same as objects and .a libraries. Create alias for object_lst and
7456 increment it instead of original pointer. Scan AIX libraries as
7457 objects earlier instead of using scan_libraries. Perform AIX
7458 tlink later to resolve templates instead of forking ld.
7459 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
7460 (GCC_UNDEF_SYMBOL): New macro.
7461 (scan_prog_file): Loop for members of AIX libraries. Handle
7462 export/import of ctors/dtors.
7463 (aix_std_libs): New variable.
7464 (scan_libraries, XCOFF): Delete.
7466 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
7468 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
7470 1998-02-19 Mike Stump <mrs@wrs.com>
7472 * Makefile.in: Use $tooldir for sys-include to match toplevel
7475 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
7476 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7478 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
7480 * emit-rtl.c (hard-reg-set.h): Include.
7481 (get_lowpart_common): Don't make new REG for hard reg in a
7482 class that cannot change size.
7483 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
7485 * combine.c: Revert previous patch.
7487 1998-02-19 Paul Eggert <eggert@twinsun.com>
7489 * config/sparc/sol2-sld.h: New file.
7490 * configure.in (sparc-*-solaris2*): Use it when using the
7493 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
7495 * loop.c (force_movables): Fix typo.
7497 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
7499 * m88k.h: Change file pattern to match reality.
7501 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
7503 * varasm.c (output_constant_pool): Fix dumb thinko in last
7506 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
7507 a function name to a section name.
7509 1998-02-18 Doug Evans <devans@cygnus.com>
7511 * tree.h (merge_machine_{type,decl}_attributes): Declare.
7512 (split_specs_attrs, strip_attrs): Add prototypes.
7513 * tree.c (merge_machine_{type,decl}_attributes): New functions.
7514 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
7515 Update olddecl's attributes too.
7516 * c-common.c (strip_attrs): New function.
7517 * c-typeck.c (common_type): Call merge_machine_type_attributes.
7518 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
7519 (make_decl_rtl): Likewise.
7521 1998-02-18 Jim Wilson <wilson@cygnus.com>
7523 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
7525 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
7527 Remove this change until we can fix it correctly.
7528 * collect2.c: Bracket declaration of 'exportf' and
7529 'full_real_ld_suffix'.
7531 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
7533 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
7535 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
7537 * c-common.c (c_expand_start_cond, c_expand_end_cond,
7538 c_expand_start_else): Don't warn about non-ambiguous else even if
7541 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
7543 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
7544 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
7547 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
7549 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
7550 simplifying a subreg of a hard reg.
7551 (expand_compound_operation): Likewise.
7552 (force_to_mode): Likewise.
7554 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7556 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
7557 (lshift_double): Add parentheses around + or - inside shift.
7558 (rshift_double): Likewise.
7559 (size_int_wide): Explicitly set type of `bit_p' to `int'.
7561 * Makefile.in (fold-const.o): Depend on system.h.
7563 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
7566 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
7567 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
7568 (sched_note_set): Remove unused parameter `b', all callers changed.
7569 (schedule_block): Likewise for `rgn'.
7570 (split_hard_reg_notes): Likewise for `orig_insn'.
7571 (check_live): Likewise for `trg'.
7572 (update_live): Likewise.
7573 (check_live_1): Explcitly declare variable `i' as int.
7574 (update_live_1): Likewise.
7575 (insn_issue_delay): Remove unused variable `link'.
7576 (sched_analyze_2): Add default case in enumeration switch.
7577 (schedule_insns): Remove unused variable `i'.
7579 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
7581 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
7583 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
7584 a dangling else clause.
7586 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
7588 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
7589 pointer for the stack pointer in MIPS16 and 64BIT.
7591 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7593 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
7594 * emit-rtl.c (force_line_numbers, restore_line_number_status):
7596 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
7597 (expand_start_case): Adjust to this change.
7598 (check_seenlabel): New function.
7599 (pushcase, pushcase_range, expand_endcase): Use it.
7601 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7603 * i386.md (adddi3): Add =!r,0,0,X alternative.
7605 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
7607 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
7608 * x-aix31 (INSTALL): Delete.
7610 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
7612 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
7613 tsize changes to something other than zero.
7615 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
7617 * ginclude/va-mips.h: Replace casts of pointers to int with
7618 casts of pointers to __PTRDIFF_TYPE__.
7620 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
7622 * loop.c (strength_reduce, record_biv, record_giv): Use
7623 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
7625 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
7627 * tree.c (first_rtl_op): New fn.
7628 (unsave_expr_now): Use it.
7629 * print-tree.c (print_node): Likewise.
7630 * tree.c (has_cleanups): New fn.
7631 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
7632 conservative about pushing the cleanup point down.
7633 * tree.h: Declare them.
7635 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
7637 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
7638 (flag_schedule_reverse_after_reload): Likewise.
7639 (f_options): Remove reverse scheduling support.
7640 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
7641 (flag_schedule_reverse_after_reload): Likewise.
7642 * haifa-sched.c (rank_for_schedule): Remove support for reverse
7645 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7647 * gcc.c: Get system includes, prototypes and macros via "system.h"
7648 instead of doing it manually. Change all calls of the ctype
7649 macros to custom versions defined in "system.h".
7651 * system.h: Fix return type of bcmp prototype from `void' to `int'.
7652 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
7653 Add a prototype for getenv.
7655 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
7657 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
7659 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
7661 * alias.c: Include <stdlib.h> and <string.h>.
7662 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
7664 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
7666 * version.c: Bump for snapshot.
7668 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
7670 * arm.md (movsfcc): Also validate operands[3] when compiling hard
7672 (movdfcc): Only accept fpu_add_operand for operands[3].
7674 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
7675 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
7677 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
7679 * varasm.c (output_constant_pool): Bring back 'done' label inside
7680 an appropriate #ifdef.
7682 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
7684 (bitmap_copy, bitmap_operation): Likewise.
7685 * combine.c (combinable_i3pat): Similarly for 'src'.
7686 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
7687 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
7688 * regclass.c (copy_cost): Similarly for 'secondary_class'.
7689 * reload.c (make_memloc): Simliarly for 'i'.
7690 (find_reloads_address_1): Similarly for 'link'.
7691 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
7692 (emit_reload_insns): Similarly for 'second_reloadreg'.
7693 * unroll.c (iteration_info): Similarly for 'v'.
7695 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
7696 * calls.c (expand_call): Similarly for 'i'.
7697 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
7698 * fold-const.c (strip_compund_expr): Similarly for 'type'.
7699 * function.c (fixup_var_refs_1): Similarly for 'width'.
7700 (fixup_memory_subreg): Similarly for 'saved'.
7701 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
7702 (setjmp_protect): Similarly for 'sub'.
7703 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
7704 * loop.c (record_giv): Similarly for 'p'.
7705 (combine_givs): Similarly for 'temp_iv'.
7706 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
7707 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
7708 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
7709 * unroll.c (unroll_loop): Similarly for 'copy'.
7710 (iteration_info): Similarly for 'b'.
7711 * varasm.c (assemble_string): Similarly for 'i'.
7712 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
7714 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
7716 * c-lang.c (lang_print_xnode): New function.
7717 * objc/objc-act.c (lang_print_xnode): Likewise.
7718 * print-tree.c (print_node): Call it
7720 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
7722 * dwarf2out.c (decl_scope_node): New type.
7723 (decl_scope_table): Change type to use it.
7724 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
7725 (push_decl_scope): Use new type. New locals containing_scope, i.
7726 Add code to handle setting previous field.
7727 (scope_die_for): Change type of local i to int. Add code to use
7729 (dwarf2out_init): Use new type.
7731 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
7733 * except.c (emit_throw): Lose throw_used.
7735 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7737 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
7739 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
7741 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
7743 * genextract.c (main): Fix typo.
7745 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
7747 * c-lang.c (finish_file): Bracket declaration of static_ctors,
7750 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
7751 'old_stack_arg_under_construction'
7752 (emit_library_call): Bracket declaration of 'upper_bound',
7753 'lower_bound', 'i', 'reg_parm_stack_space'
7754 (emit_library_call_value): Likewise.
7757 * collect2.c: include <unistd.h> when appropriate.
7758 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
7760 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
7762 * explow.c (plus_constant_for_output_wide): Remove unused variable
7764 (memory_address): Remove unused variable 'orig_x'.
7766 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
7767 (write_const_num_delay_slots): Remove unused variable 'i'.
7769 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
7770 (gen_insn): Remove unused variable 'obstack_ptr'.
7772 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
7774 (__bb_exit_trace_func): Remove unused variable 'e'.
7776 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
7778 (expand_unop): Remove unused variable 'funexp'.
7779 (expand_complex_abs): Remove unused variable 'funexp'.
7780 (init_optabs): Bracket declaration of 'j'.
7781 (init_complex_libfuncs): Deleted. Dead static function.
7783 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
7785 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
7786 (reg_to_stack): 'initialized', 'before_function_beg'
7787 explictly type as ints instead of defaulting.
7788 (emit_swap_insn): Remove unused variable 'i2'.
7789 (compare_for_stack_reg): Remove unused variable 'src_note'.
7791 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
7793 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
7795 * stmt.c (add_case_node): Add parens for assignment used as truth.
7796 (all_cases_count): Remove unused variable 'count_high'.
7797 (mark_seen_cases): Remove unused variable 'i'.
7798 (check_for_full_enumeration_handling): Remove unused variable 't'.
7799 Bracket declaration of 'all_values', 'l'.
7801 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
7803 * varasm.c (assemble_string): Remove unused variable 'i'.
7804 (immed_double_const): Remove unused variable 'in_current_obstack'.
7805 (immed_real_const_1): Likewise.
7806 (output_constant_pool): Remove unreferenced label 'done'.
7807 (output_constant): Remove unused variable 'x'.
7809 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
7812 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
7815 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7817 * combine.c (can_combine_p): Handle USEs in PARALLELs.
7819 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
7821 * config/linux.h (LIB_SPEC): Add -lc for -shared if
7822 USE_GNULIBC_1 is not defined.
7823 * config/sparc/linux.h; Ditto.
7825 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
7827 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
7828 USE_GNULIBC_1 is not defined.
7830 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
7832 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
7835 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7837 * system.h: New file to get common systems includes and various
7838 definitions and declarations based on autoconf macros.
7840 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
7842 * cccp.c (new_include_prefix): Correctly handle -I./.
7844 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
7846 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
7848 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
7850 * expr.c (expand_assignment): Correct typo exposed by -Wall.
7851 offset should have been a truth value, not an assignment.
7853 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
7855 * cse.c (delete_dead_from_cse): If a libcall produces a constant
7856 result and that result can be substituted into SET_SRC of the
7857 insn with the REG_RETVAL note, then perform the substitution
7858 and delete the libcall.
7860 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
7862 * mips.md (trucndihi2,truncdiqi2): Change these to support
7865 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
7867 * mips/mips.c (movdi_operand): Direct referances to symbols
7868 that arn't mips16 consts in mips16 mode arn't valid operands.
7870 * mips/mips.c (mips_move_2words): Add gprel handling.
7872 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
7874 * mips.md (extendsidi2): Allow extension to/from a non-mips16
7877 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
7879 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
7882 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7884 * Makefile.in (WARN_CFLAGS): New variable.
7885 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
7887 1998-02-11 Mark Mitchell <mmitchell@usa.net>
7889 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
7890 falling through default case in switch.
7891 (i386_aligned_p): Likewise.
7893 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
7895 * mips/mips.h (mips_abi_string): Correct typo in comment.
7897 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
7899 * mips/mips.md (movdi): These PLUS's need to be Pmode.
7901 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7903 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
7904 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
7905 indirectly via expr.h.
7907 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
7909 * stor-layout.c (layout_type): Do upper - lower in the native type,
7910 so as to properly handle negative indices.
7912 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
7914 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
7915 (expand_eh_region_start_tree): Remove unused variable 'note'.
7916 (exception_optimize): Remove unused variable 'regions'.
7917 (expand_builtin_eh_stub): Remove unused variable 'temp'.
7918 (copy_eh_entry): Deleted. Dead function.
7920 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
7921 'last' with same #if HAVE_load_multiple as use of it.
7922 (move_block_from_reg): Likewise.
7923 (emit_move_insn_1): Remove unused variable 'insns'.
7924 (store_constructor): Bracket declaration of startb, endb with
7925 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
7926 'target', and 'xtarget'.
7927 (expand_builtin_setjmp): Remove unused variables 'op0',
7928 'next_arg_reg', 'old_inhibit_defer_pop'.
7929 (expand_builtin): Remove unused variable 'offset'.
7930 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
7931 (emit_queue): Add parens for assignment used as conditional.
7932 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
7934 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
7936 * i386.c: Added include for recog.h.
7937 (override_options): Removed unused variable p. Initialized regno to
7939 (order_regs_for_local_alloc): Initialized regno to avoid warning.
7940 (legitimize_address): Likewise for 'other'.
7941 (i386_aligned_reg_p): Added default case with abort ().
7942 (print_operand): Likewise.
7943 (reg_mentioned_in_mem): Likewise.
7944 (ix86_expand_binary_operator): Removed unused variables i & insn.
7945 (ix86_expand_unary_operator): Removed unused variable insn.
7946 (output_fp_cc0_set): Removed unused variable unordered_label.
7948 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
7950 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
7951 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
7952 and format string match.
7954 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
7956 * flow.c (life_analysis): Do not conside the stack pointer live at
7957 the end of a function if the fucntio ncalls alloca.
7958 (mark_used_regs): Similarly.
7960 1998-02-10 John F Carr <jfc@mit.edu>
7962 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
7963 1, fzero on alternative 8.
7965 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7967 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
7969 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7971 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
7972 SUBREGs of CONST_INTs.
7974 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
7976 * mips.c (print_operand, function_prologue): Make printf format
7977 match argument type.
7979 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7981 * alpha.c (alpha_return_addr): Remove unused variable `first'.
7982 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
7983 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
7985 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7987 * loop.c (strength_reduce): When placing increment for auto-inc
7988 case, do comparison in loop order.
7990 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
7992 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
7993 not a HOST_WIDE_INT.
7995 * calls.c (expand_call): Change test of expand_inline_function
7996 return value to stop compiler warning.
7998 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
8000 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
8001 Jeff Law (law@cygnus.com)
8003 * regmove.c: Fix various minor formatting problems.
8004 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
8005 is true. Make end of basic block tests consistent through regmove.c.
8006 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
8007 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
8009 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8011 * gansidecl.h: Check for a conflicting macro definition before
8012 attempting to prototype bcopy, bcmp or bzero.
8014 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
8016 * expr.c (clear_pending_stack_adjust): Handle case where a function
8017 calls alloca, but the user has specified -fomit-fframe-pointer.
8019 * function.c (assign_parms): Fix typo in last change.
8021 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
8023 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
8025 (free_path_suffix): Remove unreferenced static function.
8026 (process_command): Remove unused variable temp.
8027 (default_arg): Remove unused variable i.
8028 (do_spec_1): Add parens for assignment used as truth value.
8030 (validate_all_switches): Likewise.
8031 (main): Remove unused variables i, first_time>
8033 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
8035 * calls.c (expand_call): Remove unused variables funtree,
8036 n_regs, and tmpmode.
8038 * dbxout.c, except.c: Include <string.h>/<strings.h>.
8040 * explow.c: (plus_constant_for_output_wide) Removed unused
8041 variable all_constant.
8043 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
8044 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
8045 genrecog.c, global.c, integrate.c , stupid.c : Include
8048 * genextract.c: (walk_rtx) Remove unused variable link.
8050 * genrecog.c: (concat) Remove unreferenced static function.
8052 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
8054 * stmt.c: Include <stdlib.h>.
8055 (expand_asm_operands): Remove unused variable val1.
8056 (expand_return): Remove unused variable block.
8057 (pushcase): Remove unused variables l and n.
8058 (pushcaserange): Likewise.
8060 * unroll.c (unroll_loop): Remove unused variable temp.
8062 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
8064 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
8066 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8068 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
8069 functions for whether they support the %p format specifier.
8070 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
8071 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
8072 * configure, config.in: Rebuild.
8074 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
8076 * function.c (assign_parms): New variable named_arg, with value
8077 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
8079 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
8081 * mips/t-r3900: New - same as t-ecoff but eliminate
8082 multilibs: mips1 and mips3.
8083 * configure.in (tx39*): Use new mips/t-r3900.
8084 * configure: Rebuild.
8085 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
8087 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
8089 * dwarf2out.c: Add old_args_size.
8090 (dwarf2out_args_size): Use it.
8091 (dwarf2out_begin_prologue): Initialize it.
8092 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
8093 pushed args until we see a call.
8094 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
8095 before outputting them.
8097 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
8099 * cplus-dem.c (demangle_template_template_parm): New function.
8100 (demangle_template): Handle template template parameters.
8102 1998-02-02 Mark Mitchell <mmitchell@usa.net>
8104 * calls.c (expand_call): Don't confuse member functions named
8105 realloc, setjmp, and so forth with the standard library
8106 functions of the same names.
8108 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
8110 * stmt.c (expand_asm_operands): Correctly identify asm statements
8113 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
8115 * c-common.c (decl_attributes): Flag unrecognized attribute
8116 functions as warnings instead of as errors.
8118 1998-02-05 Marc Lehmann <pcg@goof.com>
8120 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
8121 when -Os is specified.
8122 * toplev.c (main): Don't disable flag_inline_functions anymore when
8125 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8127 * regmove.c: Update.
8128 * flags.h (flag_regmove): Declare.
8129 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
8130 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
8131 Moved into regmove; changed caller.
8132 * toplev.c (rest_of_compilation): Call regmove_optimize also for
8133 expensive_optimizations.
8135 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
8137 * version.c: Bump for snapshot.
8139 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8140 Undo this change (the problem was actually in reload):
8141 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8143 * sh.md (movqi_i+1): New peephole.
8145 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
8147 * jump.c (jump_optimize): Lose calls to modified_in_p they are
8148 not needed anymore due to changes elsewhere in jump.c.
8150 * jump.c (jump_optimize): Fix first arg to modified_in_p in
8153 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
8155 * expr.c (expand_builtin_setjmp): Accept two new arguments for
8156 the labels to branch to on first and subsequent executions. Don't
8157 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
8158 and provide it with the jmp_buf. Use only one of
8159 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
8160 and provide the former with the target label.
8161 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
8162 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
8163 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
8164 insn to replace all of the normal nonlocal_goto code. Don't play
8165 with __dummy. Correct arguments to nonlocal_goto.
8166 * expr.h (expand_builtin_setjmp): Update prototype.
8167 * except.c (start_dynamic_handler): When using builtin_setjmp,
8168 generate more accurate flow information.
8170 * alpha.md (nonlocal_goto_receiver_osf): Delete.
8171 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
8172 (builtin_longjmp, builtin_setjmp_receiver): New.
8173 * sparc.md (update_return): Disambiguate unspec number.
8174 (nonlocal_goto): Rearrange arguments to match caller in except.c.
8175 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
8177 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
8178 (builtin_setjmp_setup*, builtin_longjmp): New.
8180 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
8182 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
8184 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
8186 * vmsconfig.com: Remove bytecode references.
8188 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8190 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
8191 -fno-sjlj-exceptions works for a target that defines
8192 DWARF2_UNWIND_INFO as zero.
8194 * regmove.c (fixup_match_1): Undo last change which removed some
8195 "useless" code, and add a comment explaining this.
8197 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
8199 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
8202 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
8204 * makefile.vms: Remove bytecode references.
8205 Create genrtl files.
8207 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
8209 * jump.c (jump_optimize): Allow conditional loading of floating point
8210 constants and constants from memory. Reinstalled modified_in_p tests.
8212 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8214 * loop.c (get_condition): Handle sign-extended constants.
8216 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
8218 * expr.c (emit_push_insn): Add code to use movstrti if present.
8220 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
8221 and movstrqi as in emit_block_move ().
8223 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
8225 * config/m68k/x-next: Remove /NextDeveloper/Headers from
8226 the directories to fixinclude - /usr/include is a link
8227 to it and hence its contents are fixed by default.
8229 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
8231 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
8233 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
8235 * cccp.c (main): Predefine __VMS_VER on VMS.
8237 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8239 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
8240 * fold-const.c (size_int): Replace with
8242 (make_bit_field_ref): Use bitsize_int for bit position.
8243 * stor-layout.c (sizetype): Delete.
8244 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
8245 (layout_record, layout_union, layout_type):
8246 Use bitsize_int for bit size.
8247 (set_sizetype): New function.
8248 (make_signed_type, make_unsigned_type): Use it.
8249 * c-decl.c (init_decl_processing): Likewise.
8250 * tree.h (size_int): Don't delcare, #define.
8251 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
8252 (set_sizetype): Declare.
8253 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
8255 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
8256 Convert result to sizetype.
8257 (really_start_incremental_init, push_init_level):
8258 Set type of constructor_bit_index to sbitsizetype.
8259 (push_init_level): Use unsigned arithmetic to determine padding.
8260 (output_init_element): Likewise.
8262 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
8264 * combine.c (simplify_shift_const): Fix typo in last change.
8266 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
8268 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
8269 is (truncate (lshiftrt)).
8271 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
8273 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
8274 Make sure result winds up in TGT.
8275 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
8276 src to be other than DImode.
8277 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
8278 (alpha_expand_unaligned_store_words): Likewise.
8279 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
8280 that source and destination are separately optimized for alignment.
8281 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
8283 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
8285 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
8286 with handling of -32768.
8288 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8290 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
8291 shell variable argument instead of only hard coded functions.
8292 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
8294 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
8295 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
8296 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
8297 declarations for bcopy, bcmp and bzero.
8299 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
8301 * gansidecl.h: If we have bcopy but don't declare it, then do so.
8302 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
8303 bzero, index and rindex if they aren't already present.
8305 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
8307 * toplev.c (close_dump_file): Wrap function prototype for
8308 argument "func" in PROTO.
8309 (dump_rtl): Likewise.
8311 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
8313 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
8315 (output_function_epilogue): Omit epilogue if nothing drops through.
8316 (output_move_double): Supress int ldd usage on ultrasparc and v9.
8317 (registers_ok_for_ldd_peep): Likewise.
8318 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
8319 (ultrasparc_adjust_cost): New function.
8320 (sparc_issue_rate): New function.
8321 * sparc.h (MASK_VIS, TARGET_VIS): New
8322 (MASK_V8PLUS, TARGET_V8PLUS): New.
8323 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
8324 (TARGET_SWITCHES): Add vis and v8plus.
8325 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
8326 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
8327 (RTX_COSTS): Use TARGET_HARD_MUL
8328 (ADJUST_COST): Call ultrasparc_adjust_cost.
8330 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
8331 of load & fp appropritely.
8332 (supersparc function units): Adjust for Haifa.
8333 (ultrasparc function units): Likewise.
8334 (get_pc_via_rdpc): All v9, not just arch64.
8335 (movdi_v8plus, movdi_v8plus+1): New.
8336 (adddi3_sp32+1): New.
8337 (subdi3_sp32+1): New.
8338 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
8339 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
8340 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
8341 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
8342 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
8343 (ldd peepholes): Suppress for v9.
8344 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
8345 (return_subsi): Revmove.
8347 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
8349 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
8350 save/restore MEM rtl.
8352 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
8354 * configure.in: Check for declaration of abort.
8355 * acconfig.h: Corresponding changes.
8356 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
8359 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
8361 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
8364 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
8366 * version.c: Bump for snapshot.
8368 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
8370 * configure.in: Check for atoq and atoll.
8371 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
8372 proper routine for converting ascii into long long values.
8374 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
8376 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
8378 * vmsconfig.com: Remove bytecode references.
8380 * alpha/vms.h (PREFIX): Define.
8382 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
8384 * am-alpha.h: Don't include alloca for OPEN_VMS.
8386 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
8388 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
8389 (GCC_INCLUDE_DIR): Define
8391 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
8392 * makefile.vms: New file.
8394 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
8396 * alpha.c (output_prolog): Output '.name' directive
8397 for minimal traceback information.
8399 * alpha.c (output_prolog): Don't prepend entry point symbols
8400 with '$' on OPEN_VMS.
8402 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
8403 Jeffrey A Law (law@cygnus.com)
8405 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
8408 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
8410 * genemit.c (gen_exp): Likewise.
8411 * genpeep.c (match_rtx): Likewise.
8412 * genrecog.c (write_tree_1): Likewise.
8414 * c-lex.c (yyprint): Use proper format string based upon
8415 disposition of HOST_BITS_PER_WIDE_INT.
8416 (yylex): Put casts in right place for args to build_int_2.
8418 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
8420 * combine.c: Fix typos in Jan27 changes.
8422 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
8424 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
8425 (LINK_SPEC): Likewise.
8426 (STARTFILE_SPEC): Likewise.
8428 1998-01-28 Mike Stump <mrs@wrs.com>
8430 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
8432 * genattrtab.c (reload_completed): Define.
8434 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
8437 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8439 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
8440 SUBREG_REG if the word count is unchanged, also in the input reload
8441 case. Disable non-applicable sanity checks.
8443 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
8445 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
8447 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
8449 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
8451 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
8453 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
8454 is a TREE_VEC before trying to use it for baseclasses.
8455 (Chill uses the same field for a different purpose.)
8457 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
8459 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
8461 * config.sub: More accurate determination of HP processor types.
8463 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8465 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
8466 prototype for `handle_sysv_pragma', and make it static. Add
8467 parentheses around assignment used as truth value.
8469 * combine.c (combine_instructions): Protect variable `prev' with
8471 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
8472 (extract_left_shift): Add parentheses around operand of &.
8473 (merge_outer_ops): Avoid an empty body in an else-statement.
8474 (gen_rtx_combine): Remove unused variable `i'.
8476 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
8477 function monstartup `void'. Likewise for internal_mcount. Add
8478 `static void' prototype for moncontrol. Reconcile sprintf format
8481 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
8482 Make return type of function_arg_slotno explicitly `int'.
8483 (reg_unused_after): Add parentheses around assignment used as
8485 (save_regs): Add explicit braces to avoid ambiguous `else'.
8486 (function_arg_slotno): Add parentheses around && within ||.
8487 (function_arg_pass_by_reference): Likewise.
8488 (sparc_flat_output_function_prologue): Reconcile fprintf format
8491 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
8492 assignment used as truth value.
8494 * cplus-dem.c: Include <stdlib.h>.
8495 (demangle_signature): Avoid an empty body in an else-statement.
8496 (do_type): Remove unused variable `lvl'.
8498 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
8499 Include <string.h>/<strings.h>.
8500 (cpp_lex): Remove unused variable `namelen'.
8501 (cpp_lex): Explicitly declare `num_chars' as an int.
8503 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
8504 <unistd.h> instead. Explicitly declare is_system_include
8506 (make_assertion): Remove unused variable `kt'.
8507 (cpp_expand_to_buffer): Hide variable `obuf'.
8508 (output_line_command): Remove unused variables, `line_end',
8509 `line_cmd_buf' and `len'.
8510 (macarg): Remove unused variable `arg_start'.
8511 (special_symbol): Remove unused variable `i'. Add parentheses
8512 around assignment used as truth value.
8513 (do_include): Remove unused variables `pcfname' and `retried',
8514 hide `pcf' and `pcfbuflimit'.
8515 (do_line): Remove unused variable `i'.
8516 (finclude): Hide variable `missing_newline'.
8517 (cpp_handle_options): Remove unused variable `j'.
8518 (read_token_list): Remove unused variable `eofp'.
8519 (cpp_error_with_line): Remove unused variable `i'.
8520 (cpp_warning_with_line): Likewise.
8521 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
8522 (cpp_error_from_errno): Remove unused variable `i'.
8524 * cse.c (invalidate): Add parentheses around assignment used as
8526 (find_best_addr): Move declaration of variable `our_cost' inside
8527 the conditional macro where its used.
8528 (fold_rtx): Avoid an empty body in an if-statement.
8529 (cse_insn): Wrap variables `this_insn_cc0_mode' and
8530 `this_insn_cc0' in macro HAVE_cc0.
8532 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
8533 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
8534 (output_uleb128): Likewise.
8535 (output_sleb128): Likewise.
8536 (output_cfi): Likewise.
8537 (output_call_frame_info): Remove unused variables `j', `fde_size'
8539 (comp_unit_has_inlines): Hide declaration as per rest of file.
8540 (size_of_line_prolog): Correct typo in prototype.
8541 (add_arange): Likewise.
8542 (output_aranges): Likewise.
8543 (add_name_and_src_coords_attributes): Likewise.
8544 (gen_array_type_die): Likewise.
8545 (gen_inlined_subroutine_die): Likewise.
8546 (equate_decl_number_to_die): Remove unused variable `i'.
8547 (print_die): Reconcile format vs. args in fprintf's.
8548 (print_dwarf_line_table): Likewise.
8549 (output_die): Likewise.
8550 (output_line_info): Likewise.
8551 (add_subscript_info): Avoid an empty body in an else-statement.
8552 (gen_subprogram_die): Remove unused variable `fp_loc'.
8554 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
8555 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
8556 macro. Protect `src_coords_attribute' prototype with
8557 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
8558 prototype as in the rest of the file. Likewise for
8559 `output_pointer_type_die' and `output_reference_type_die'. Remove
8560 prototype for `type_of_for_scope'.
8561 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
8562 (type_attribute): Add explicit braces to avoid ambiguous `else'.
8564 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
8565 (shorten_branches): Protect declaration of tmp_length with
8566 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
8567 (profile_function): Protect declaration of `sval' and `cxt'
8568 variables with appropriate macros.
8569 (final_scan_insn): Likewise for `note' variable. Add explicit
8570 braces to avoid empty body in an if-statement.
8571 (output_asm_insn): Move variable `i' inside macro conditional
8572 where it is used. Add parentheses around assignment used as truth
8574 (asm_fprintf) Likewise, likewise.
8576 * fix-header.c (main): Remove unused variable `done'. Protect
8577 declaration of `i' with FIXPROTO_IGNORE_LIST.
8579 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
8581 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
8584 * profile.c: Include <string.h>/<strings.h>.
8585 (instrument_arcs): Remove unused variables `note', `inverted',
8586 `zero' and `neg_one'.
8587 (branch_prob): Avoid empty body in an if-statement.
8589 * regclass.c: Include <stdlib.h>.
8590 (reg_alternate_class): Explicitly declare parameter `regno'.
8592 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
8593 parentheses around assignment used as truth value.
8594 (find_matches): Remove unused variables `output_operand' and
8596 (fixup_match_1): Remove statement with no effect: "if (0) ;".
8598 * scan.c (sstring_append): Explicitly declare `count' as int.
8599 (scan_string): Explicitly declare parameter `init' as int.
8601 * sched.c: Include <stdlib.h>.
8602 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
8603 (rank_for_schedule): Add parentheses around assignment used as
8605 (schedule_block): Likewise.
8606 (regno_use_in): Likewise.
8607 (schedule_insns): Remove unused variable `i'.
8609 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
8610 (v_message_with_decl): Remove unused variable `n'.
8611 (botch): Explicitly declare parameter `s' as char *.
8612 (main): Add parentheses around assignment used as truth value.
8614 * tree.c (make_node): Protect the variable `kind' with the
8615 GATHER_STATISTICS macro.
8616 (real_value_from_int_cst): Move variable `e' inside conditional
8617 macro area where it is used.
8618 (tree_last): Add parentheses around assignment used as truth value.
8619 (build1): Protect the variable `kind' with the GATHER_STATISTICS
8621 (print_obstack_statistics): Reconcile format vs. args in fprintf.
8622 Protect variables `i', `total_nodes', and `total_bytes' with the
8623 GATHER_STATISTICS macro.
8625 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
8627 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
8628 some comments regarding use of dead_or_set_p.
8630 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
8632 * fixincludes: Tweak fix for struct exception in math.h
8634 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
8636 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
8637 Change mode of registers used to add/sub from
8638 hard_frame_pointer_rtx from word_mode to Pmode.
8640 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
8642 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
8643 asm_output_aligned_bss() instead of asm_output_bss().
8645 * toplev.c (rest_of_compilation): Replace references to
8646 stack_reg_dump_file and dbr_sched_dump_file with references to
8649 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
8651 * tlink.c (scan_linker_output): Call fclose() for opened files.
8653 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
8655 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
8656 compiling with -fpic -- we want to be able to override symbols
8658 (alpha_expand_block_move): Fix thinko in last change.
8660 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
8661 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
8662 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
8664 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
8666 * alpha.md (abssf, absdf): Revert last change.
8668 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
8670 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
8671 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
8673 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
8675 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
8676 a CONST_INT into SFmode.
8678 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
8680 * flags.h: New flag (optimize_size).
8681 * toplev.c (main): Parse -Os option and set optimize_space
8683 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
8684 __OPTIMIZE_SIZE__ when compiling with -Os.
8685 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
8686 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
8687 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
8689 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
8691 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
8693 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
8694 stuff only if MCT_TEXT is #define'd.
8696 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
8698 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
8701 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
8703 * toplev.c: Add -dM command line option to dump RTL after the
8704 machine dependent reorganisation pass, if there is one.
8705 Reorganise RTL dump code, so that only one file handle is
8708 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
8710 * except.c (check_exception_handler_labels): Disable warning when
8713 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
8715 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
8717 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8719 * c-decl.c (grokdeclarator): Get parameter tags from
8720 last_function_parm_tags.
8721 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
8722 traversing the parameter types.
8723 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
8725 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
8727 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
8729 (get_shift_alg): Fix typo.
8731 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
8733 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
8735 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
8737 * toplev.c (get_run_time): Make sure each case gets its variables.
8739 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
8741 * configure.in (build_xm_file): Add auto-config.h if host=build.
8742 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
8743 (build_xm_file_list): Likewise.
8744 * configure: Rebuild.
8746 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
8748 * recog.c (validate_replace_rtx_1): Only perform substitutions
8749 of arguments to commutative and comparison operators once.
8751 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8753 * sparc.c (output_cbranch): Add default case in
8756 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
8757 (emit_delay_sequence): Eliminate unused parameter, all callers
8759 (fill_simple_delay_slots): Likewise.
8760 (fill_slots_from_thread): Likewise.
8761 (fill_eager_delay_slots): Likewise.
8762 (mark_referenced_resources): Add default case in enumeration switch.
8763 (mark_set_resources): Likewise.
8764 (rare_destination): Likewise.
8765 (mostly_true_jump): Likewise.
8766 (find_dead_or_set_registers): Likewise.
8767 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
8768 (update_reg_unused_notes): Remove unused variable `p'.
8769 (mark_target_live_regs): Remove unused variables `next' and
8771 (fill_simple_delay_slots): Remove unused variable `j'.
8772 (fill_slots_from_thread): Add parentheses around assignment used
8774 (dbr_schedule): Likewise.
8776 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
8777 (objc.stage2, objc.stage3, objc.stage4): Likewise.
8779 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
8781 * cse.c (simplify_ternary_operation): Don't try to simplify
8782 IF_THEN_ELSE expressions (created by combine) that don't use
8783 relational operators.
8785 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
8787 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
8790 * crtstuff.c (init_dummy): Keep the epilogue in the init
8791 section for non-ELF systems.
8793 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8795 * sh.md (movqi_i+1): New peephole.
8797 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
8799 * Makefile.in: Remove remaining bytecode stuff.
8800 * emit-rtl.c, expr.c: Likewise.
8802 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
8804 * toplev.c (lang_options): Add unknown-pragma options.
8806 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
8808 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
8809 special (and incomplete) handling for Chill arrays.
8811 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
8813 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
8816 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
8818 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
8820 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
8822 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
8823 .frame directive instead of FRAME_POINTER_REGNUM.
8825 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
8827 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
8828 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
8829 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
8830 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
8831 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
8832 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
8833 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
8834 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
8836 * longlong.h: Replace __mc68332__ with __mcpu32__.
8838 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
8840 * version.c: Bump for snapshot.
8842 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
8844 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
8845 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
8846 * reload1.c (eliminate_regs): Likewise.
8848 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
8850 * regmove.c (find_matches): Initialize matches->earlyclobber too.
8852 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
8854 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
8855 (negsf2, negdf2): Use proper subtract in IEEE mode.
8857 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
8859 * Makefile.in: Remove more bytecode stuff.
8860 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
8861 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
8862 * f/install.texi, objc/Make-lang.in: Likewise.
8864 * Makefile.in: Remove all bytecode support.
8865 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
8866 * emit-rtl.c: Remove all bytecode support.
8867 * expr.c, expr.h function.c, integrate.c: Likewise.
8868 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
8869 * tree.h, varasm.c: Likewise.
8870 * config/m68k/m68k.h: Likewise.
8871 * bi-*, bc-*, bytecode*: Delete bytecode related files.
8872 * modemap.def: Likewise.
8874 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
8876 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
8877 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
8879 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
8881 * i386.md (push): Prohibit symbolic constants if flag_pic.
8882 (movsi+1): Likewise for move to non-register.
8884 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
8886 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
8887 (print_operand): Handle 0xffffffff on 32 bit host.
8889 * configure.in (thread_file): Rename uses before main loop to
8890 target_thread_file. Initialize to empty in main loop. Set thread_file
8891 to target_thread_file after main loop if not set.
8892 * configure: Rebuild.
8894 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
8895 (add_values_to_cover): Revert last change (which had no ChangeLog
8897 (simplify_with_current_value_aux): Handle CONST_INT.
8899 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8901 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
8903 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
8905 * configure.in: Add cpp stringify test.
8906 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
8907 * gengenrtl.c: Use it.
8908 * configure, config.in: Rebuild.
8910 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8912 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
8914 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
8916 * configure.in: Find declaration for sbrk.
8917 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
8918 * config.in, configure: Rebuild.
8919 * mips-tfile.c: Properly protect declaration of sbrk and free.
8920 * toplev.c: Properly protect declaration of sbrk.
8922 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
8924 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
8926 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
8928 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
8930 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
8932 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
8934 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
8936 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
8937 constant offset computations from objects with known alignment in
8938 the presence of STACK_BIAS.
8940 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
8942 (const_hash): Hash val is unsigned long.
8943 (SYMHASH): Likewise.
8945 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
8947 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
8948 char pointer, not HOST_WIDE_INT.
8949 (print_node): Likewise. Also hash is unsigned long not
8952 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
8954 * explow.c (optimize_save_area_alloca): New function for targets
8955 where SETJMP_VIA_SAVE_AREA is true.
8956 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
8957 compute the amount of stack space needed should we find later that
8958 setjmp is never called by this function, stuff rtl for this inside
8959 a REG_NOTE of the final SET of stack_pointer_rtx.
8960 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
8961 current_function_calls_alloca, call optimize_save_area_alloca.
8963 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
8965 * i386.md: Remove redundant integer push patterns.
8966 Don't bother checking for TARGET_PUSH_MEMORY when
8967 pushing constants or registers.
8969 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
8970 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
8972 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
8973 (pwait): New function for mingw32.
8975 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
8976 pipe support is broken for now.
8978 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
8980 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
8981 between frame_pointer_rtx, hard_frame_pointer_rtx, and
8982 arg_pointer_rtx is respected in initialization.
8983 (init_emit_once): Use gen_rtx_raw_REG() to create
8984 return_address_pointer_rtx.
8986 * reorg.c: #include "expr.h" for rtx prototypes.
8987 * Makefile.in (reorg.o): Depend on expr.h
8989 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
8991 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
8992 local_prefix to sub-make invocations.
8994 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
8996 * objc-parse.c: Recognize protocol qualifiers in class definitions.
8998 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
9002 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
9003 * configure.in: Check for atol.
9004 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
9006 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
9008 * loop.c (find_and_verify_loops): When attempting to move insns from
9009 inside the loop outside the loop, create a BARRIER if no suitable
9012 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
9013 favor of an equivalent change from gcc-2.8.
9015 * i386/x-sco5 (CC): Remove trailing whitespace.
9017 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9019 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
9020 (accessor_from_format): Likewise.
9021 (xmalloc): New function for use when linking with alloca.o.
9023 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
9025 * frame.c (find_fde): Correct FDE's upper bound.
9027 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
9029 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
9031 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
9033 * calls.c (expand_call): Move #ifdef code out of macro argument
9035 (emit_library_call, emit_library_call_value): Likewise.
9037 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
9039 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
9041 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
9043 * version.c: Bump for snapshot.
9045 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
9047 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
9048 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
9049 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
9050 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
9051 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
9052 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
9053 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
9054 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
9055 * unroll.c, varasm.c: Likewise.
9056 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
9058 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
9060 * mips.h: Fix some type-o's from a previous change.
9062 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
9064 * loop.c (check_dbra_loop): Make sure initial value is a
9065 CONST_INT before trying to normalize it.
9067 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
9069 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
9071 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
9073 * cppexp.c: Include gansidecl.h
9075 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
9077 * svr4.h (LINK_SPEC): Never specify -h.
9078 * ptx4.h (LINK_SPEC): Likewise.
9079 * rs6000/sysv4.h (LINK_SPEC): Likewise.
9080 * sparc/sol2.h (LINK_SPEC): Likewise.
9082 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
9084 * c-typeck.c (comptypes): Exit early on NULL input.
9086 * haifa-sched.c (schedule_insns): Correctly remove inter-block
9087 dependencies after reload.
9089 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
9091 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
9093 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
9095 * alpha/vms.h (DIR_SEPARATOR): define
9097 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
9099 * Makefile.in (stamp-proto): Remove.
9100 (protoize.o, unprotoize.o): Straightforward compile.
9101 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
9103 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
9105 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
9106 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
9108 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
9110 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
9111 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
9112 * sparc/netbsd.h, vax/netbsd.h: Likewise.
9114 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
9116 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
9118 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
9120 * configure.in (target_cpu_default, target_cpu_default2): Use double
9121 quotes around them when testing their value.
9122 * configure: Rebuilt.
9124 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
9126 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
9128 (gendef): Call obstack_alloc_rtx.
9130 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
9132 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
9135 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
9137 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
9138 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
9139 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
9141 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
9143 * mips.md (return_internal): Change mode from SImode to VOIDmode.
9145 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
9147 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
9150 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
9152 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
9153 suffix from operand 3.
9155 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9156 Jeffrey A Law (law@cygnus.com)
9158 * regmove.c: New implementation of regmove pass.
9159 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
9160 decls, make them have external linkage. Return a value from
9161 optimize_reg_copy_1.
9162 * reload.h (count_occurrences): Add decl.
9163 * reload1.c (count_occurrences): Delete decl, make it have external
9165 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
9167 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
9169 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
9170 if it is not defined.
9172 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
9174 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
9175 * emit-rtl.c (gen_rtx): Move special code to ...
9176 (gen_rtx_CONST_INT): New function.
9177 (gen_rtx_REG): New function.
9178 (*): Update all calls to gen_rtx.
9179 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
9180 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
9181 (GEN_INT): Call gen_rtx_CONST_INT.
9182 * gengenrtl.c: New file.
9184 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
9186 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
9187 (base_alias_check): If no base found for address call canon_rtx and
9190 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
9192 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
9193 arguments for mips16.
9194 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
9195 Don't lose if tsize is zero after handling large stack for mips16.
9196 * mips.md (return): For trivial return, return address is in $31.
9198 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
9200 * mips/mips16.S: Various changes to make it work with -msingle-float
9203 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
9204 Ian Lance Taylor <ian@cygnus.com>
9205 Jeff Law <law@cygnus.com>
9207 * mips.c, mips.h, mips.md: First cut at merging in mips16
9208 support. Major modifications throughout all three files.
9210 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
9212 * configure.in: Make gthr-default.h a forwarding header instead of
9215 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9217 * gcov-io.h: Include sys/types.h to ensure we get size_t.
9219 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
9221 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
9222 Jeffrey A Law (law@cygnus.com)
9224 * crtstuff.c (__frame_dummy): New function for irix6.
9225 (__do_global_ctors): Call __frame_dummy for irix6.
9226 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
9228 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
9230 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
9232 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
9234 * c-decl.c (init_decl_processing): Provide proper fallback symbol
9235 for __builtin_memset.
9236 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
9237 not INTEGER_CST. Assert arg 3 is a constant.
9239 * alpha.c (mode_width_operand): Accept 64-bit modes.
9240 (mode_mask_operand): Likewise.
9241 (print_operand): Likewise for 'M' and 'U' codes.
9242 (alpha_expand_unaligned_load): New function.
9243 (alpha_expand_unaligned_store): Likewise.
9244 (alpha_expand_unaligned_load_words): Likewise.
9245 (alpha_expand_unaligned_store_words): Likewise.
9246 (alpha_expand_block_move): Likewise.
9247 (alpha_expand_block_clear): Likewise.
9248 * alpha.h (MOVE_RATIO): New define.
9249 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
9250 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
9252 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
9253 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
9255 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
9257 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
9258 * configure: Update.
9260 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
9262 * emit-rtl.c (operand_subword): Correctly handle extracting a word
9263 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
9265 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
9268 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
9270 * configure.in: Set and subsitute host_exeext. Use it when creating
9271 the assembler and linker symlinks.
9272 * configure: Rebuild.
9273 * Makefile.in (exeext): Set to @host_exeext@.
9274 (build_exeext): New variable, set to @build_exeext@.
9275 (FLAGS_TO_PASS): Pass down build_exeext.
9276 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
9279 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
9281 * mn10200.md (addsi3, subsi3): Fix thinkos.
9283 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
9285 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
9286 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
9287 unix always, since we want to be able to thunk to functions in a
9288 shared library from an application.
9290 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
9292 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
9293 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9295 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
9297 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
9298 offset's mode is not ptr_mode, convert it.
9300 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
9302 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
9303 compiling if it was already defined.
9305 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
9307 * flow.c (find_basic_blocks): Don't create a new basic block
9308 for calls in a LIBCALL block.
9310 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
9312 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
9314 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
9316 * cse.c (rtx_cost): Remove conflicting default case.
9318 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
9320 * configure.in: Move default enabling of Haifa out of for loop.
9321 * configure: Rebuild.
9323 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
9325 * version.c: Bump for snapshot.
9327 1997-12-25 Teemu Torma <tot@trema.com>
9329 * Makefile.in (GTHREAD_FLAGS): New var.
9330 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
9331 (distclean): Remove gthr-default.h.
9333 * configure.in: Accept dce as a thread package.
9334 Check for thread.h and pthread.h.
9335 Link gthr-default.h to appropriate thread file and set
9337 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
9338 include multilib definitions from pa/t-dce-thr.
9339 (sparc-*-solaris2*): Enable threads by default, if thread.h or
9340 pthread.h is found, preferring posix threads over solaris ones.
9342 * config/pa/t-dce-thr: New file.
9343 * config/pa/t-pa: Removed multilibs.
9344 * config/sparc/t-sol2: Ditto.
9347 * gthr-single.h: New file.
9348 * gthr-posix.h: New file.
9349 * gthr-solaris.h: New file.
9350 * gthr-dce.h: New file.
9351 * libgcc-thr.h: Removed.
9352 * objc/thr-dce.c: New file copied from thr-decosf1.c.
9354 * frame.c: Include gthr.h instead of libgcc-thr.h.
9355 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
9356 (eh_context_initialize): If __gthread_once fails, use static eh
9358 (eh_context_free): Call __gthread_key_dtor.
9360 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
9362 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
9364 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
9366 * cse.c (max_insn_uid): New variable.
9367 (cse_around_loop): Use max_insn_uid.
9368 (cse_main): Set max_insn_uid.
9370 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
9371 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
9372 -mlong64, and -mgp{32,64} options.
9373 * mips.c (mips_abi): Change type to int.
9374 * mips.h (enum mips_abi_type): Delete.
9375 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
9376 (mips_abi): Change type to int.
9378 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
9380 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
9381 optimization is now always enabled.
9383 * calls.c (expand_call): Recognize C++ operator new as malloc-like
9386 * alias.c (memrefs_conflict_p): Eliminate tests now done by
9388 (*_dependence): Call canon_rtx before base_alias_check.
9389 (init_alias_once): New function to precompute set of registers which
9390 can hold Pmode function arguments.
9392 * rtl.h: Declare init_alias_once.
9394 * toplev.c (compile_file): Call init_alias_once.
9396 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
9398 * tree.c (restore_tree_status): Do not dereference a null pointer.
9400 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
9402 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
9403 RLIMIT_STACK. This maintains consistency with the recent, similar
9404 patch to cccp.c and toplev.c.
9406 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
9408 * genattrtab.c (expand_units): For large nr opclasses, expand
9409 function_units_used with ORX to prevent blowups. Tag with FFS.
9410 (num_unit_opclasses): New variable.
9411 (gen_unit): Update it.
9412 (enum operator): Add ORX_OP.
9413 (operate_exp): Treat ORX as or, except don't expand across an if.
9414 Reuse number rtx's after operating on them.
9415 (check_attr_value): Accept IOR, AND, & FFS.
9416 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
9417 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
9418 (write_expr_attr_cache, write_toplevel_expr): New functions.
9419 (write_attr_get): Handle FFS-tagged expressions.
9420 (make_canonical): Don't expand const attributes.
9421 (convert_const_symbol_ref): Dike out.
9422 (evaluate_eq_attr): Handle SYMBOL_REF.
9423 (main): Don't emit get_attr_foo for const attributes.
9425 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
9426 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
9427 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
9428 * alpha.md: Redo all of the scheduling, adding EV6 support, and
9429 combining function units where possible.
9430 (attr "type"): Split loads, stores, cmov into int/fp. Combine
9431 multiplies and divides. Add EV6 sqrt, ftoi, itof.
9432 (attr "opsize"): New attribute.
9433 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
9434 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
9435 to control register allocation.
9436 (movsi2-1, movdi2-1): Likewise.
9438 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
9440 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
9441 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
9442 Move OSF/1 specific defines out.
9443 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
9444 Move Linux specific defines out.
9445 (LINK_SPEC): Genericize.
9446 (ASM_FILE_START): Emit .arch if using more than the base insn set.
9447 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
9448 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
9449 (HANDLE_SYSV_PRAGMA): Define.
9450 * alpha/osf.h: New file.
9451 * alpha/linux.h: Split. Retain file-format independant defines.
9452 Import Linux bits from elf.h.
9453 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
9454 (FUNCTION_PROFILER): _mcount takes its address in $28.
9455 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
9456 * alpha/linux-ecoff.h: New file.
9457 * alpha/linux-elf.h: New file.
9458 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
9459 * alpha/win-nt.h (TARGET_DEFAULT): Define.
9460 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
9461 Add new headers as appropriate.
9463 * configure.in (alpha*): Enable Haifa by default.
9464 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
9465 * configure: Rebuild.
9467 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
9469 * Makefile.in (clean): Remove the stages with their objects here ...
9470 (distclean): ... instead of here.
9472 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9474 * cse.c (rtx_cost): Add default case in enumeration switch.
9475 * fix-header.c (recognized_macro): Likewise.
9476 (recognized_extern): Likewise.
9477 (write_rbrac): Likewise.
9478 * objc/objc-act.c (encode_aggregate): Likewise.
9479 (gen_declarator): Likewise.
9480 (gen_declspecs): Likewise.
9482 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
9484 * haifa-sched.c (create_reg_dead_note): Detect and handle another
9485 case where we kill more regs after sched than were killed before
9487 * sched.c (create_reg_dead_note): Similarly.
9489 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
9491 * c-pragma.c: Include flags.h.
9493 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
9495 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
9496 about system headers.
9497 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
9498 and also to resolve symbols in prefix.c.
9500 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
9501 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
9502 when the definitions in auto-config.h is not visible.
9503 (HAVE_BZERO): Likewise.
9504 (HAVE_BCMP): Likewise.
9505 (HAVE_RINDEX): Likewise.
9506 (HAVE_INDEX): Likewise.
9508 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
9510 * pa.c (emit_move_sequence): Handle a function label source
9513 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
9515 * c-pragma.c (handle_pragma_token): Generate warning messages
9516 about unknown pragmas if warn_unknown_pragmas is set.
9518 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
9519 line option to set variable: warn_unknown_pragmas.
9521 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
9523 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
9525 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
9527 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
9529 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
9530 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
9531 generate more fine grained floating point emulation libraries.
9532 * config/fp-bit.c: Add protecting #ifdef to all functions so
9533 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
9534 then compile all suitable functions.
9535 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
9536 underscores to avoid namespace pollution.
9537 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
9539 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9543 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9544 Jeff Law <law@cygnus.com>
9546 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
9548 * c-decl.c (finish_decl): Use parentheses around && within ||.
9549 * rtl.c: Include stdlib.h.
9550 (read_skip_spaces): Add parentheses around assignments used as
9552 (read_rtx): Initialize list_rtx.
9553 * cppexp.c (parse_number): Use || when operands are truth values.
9554 * alias.c (find_base_value): Add default case.
9555 (memrefs_conflict): Likewise.
9556 * combine.c (sets_function_arg_p): Likewise.
9557 * genemit.c (gen_exp): Likewise.
9558 * local-alloc.c (contains_replace_regs): Likewise.
9559 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
9560 * fold-const.c (fold_convert): Use "&&" for truth values.
9561 (fold): Add default case.
9562 * sdbout.c (sdbout_field_types): Fix typo in declaration.
9563 (sdbout_one_type): Add default case.
9564 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
9565 (some_operand): Add default case.
9566 (input_operand): Likewise.
9567 (signed_comparison_operator): Likewise.
9568 (divmod_operator): Likewise.
9569 (alpha_set_memflags_1): Likewise.
9570 * reload1.c (reload_cse_simplify_operands): Ensure function
9571 always returns a value.
9572 * scan-decls.c (scan_decls): Likewise.
9573 * c-lex.c (skip_white_space): Fix typo in declaraion.
9574 * c-typeck.c (comp_target_types): Add parentheses around assignment
9575 used as truth value.
9576 (print_spelling): Likewise.
9577 (constructor_implicit, constructor_result): Remove unused variables.
9578 * collect2.c (scan_library): Protect prototype with
9579 #ifdef SCAN_LIBRARIES.
9580 * emit-rtl.c (find_line_note): Fix typo in declaration.
9581 * final.c (asm_insn_count): Protect prototype with
9582 #ifdef HAVE_ATTR_length.
9583 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
9584 (try_pre_increment_1, try_pre_increment): Likewise.
9585 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
9586 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
9587 * gcov-io.h (__store_long, __write_long, __read_long): Fix
9588 unsigned/signed comparisons.
9589 * gcov.c (read_files): Remove unused "first_type" variable.
9590 (scan _for_source_files): Initialize s_ptr.
9591 (function_summary): Eliminate "%lf" formatting, use %ld for
9593 (output_data): Initialize branch_probs and last_line_num.
9594 Eliminate "%lf" formatting, use "%ld" for longs.
9596 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
9598 * mips16.S: New file.
9600 * libgcc2.c (varargs): Handle mips16.
9602 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
9604 * stmt.c (expand_end_case): Likewise.
9605 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
9606 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
9607 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
9609 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9611 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
9612 the build directory.
9613 (libobjc.a): Update dependency list.
9614 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
9616 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
9617 (objc.mostlyclean): Remove runtime-info.h.
9619 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
9621 * tree.c (build_range_type): Allow creation of ranges with no maximum.
9622 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
9623 * dwarf2out.c (add_subscript_info): Likewise.
9624 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
9625 * sdbout.c (plain_type_1): Likewise.
9626 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
9628 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
9631 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9633 * mips.c (fatal): Remove declaration.
9635 1997-12-18 Mark Mitchell <mmitchell@usa.net>
9637 * integrate.c (get_label_from_map): New function.
9638 (expand_inline_function): Use it. Initialize the label_map to
9639 NULL_RTX instead of gen_label_rtx.
9640 (copy_rtx_and_substitute): Use get_label_from_map.
9641 * integrate.h (get_label_from_map): New function.
9642 (set_label_from_map): New macro.
9643 * unroll.c (unroll_loop): Use them.
9644 (copy_loop_body): Ditto.
9646 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
9648 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
9649 (INIT_TARGET_OPTABS): Define.
9650 * mips/ecoff.h: Include gofast.h before mips.h.
9651 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
9652 * mips/elf64.h: Likewise.
9653 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
9655 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
9657 * except.c: Remove register_exception_table{,_p}.
9659 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
9661 * unroll.c (calculate_giv_inc): Handle constant increment found in
9662 a MEM with an appropriate REG_EQUAL note.
9664 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
9666 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
9667 frame pointer in the prologue.
9669 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
9671 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
9672 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
9674 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
9676 * config/m68k/m68k.c (output_function_prologue): Typecast
9677 dwarf2out_cfi_label to (char *).
9678 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
9680 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
9682 * sparc.md (jump): Don't use the annul bit around an empty loop.
9683 Patch from Kevin.Kelly@East.Sun.COM.
9685 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
9687 * jump.c: (jump_optimize): Don't use the return register as a
9688 source1 of a conditional move.
9690 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
9692 * sparc.c (DF_MODES): Or the mask not the bit number.
9693 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
9695 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
9697 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
9699 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
9701 * fixincludes (size_t): Add support for Motorola's stdlib.h
9702 which fails to provide a definition for size_t.
9703 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
9704 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
9705 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
9707 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
9708 prevent unresolved externals in libio.
9709 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
9711 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
9713 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
9714 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
9715 (LIB_SPEC): Updated for glibc 2.
9717 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
9719 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
9720 * ginclude/varargs.h: Likewise.
9722 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
9724 * version.c: Bump for snapshot.
9726 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
9728 * frame.h (__register_frame, __register_frame_table,
9729 __deregister_frame): New.
9730 * frame.c (__register_frame, __register_frame_table,
9731 __deregister_frame): New.
9732 * frame.c (__deregister_frame_info): Return void *.
9733 * frame.h (__deregister_frame_info): Ditto.
9734 * collect2.c (__deregister_frame_info): Ditto.
9736 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
9738 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
9740 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
9742 * alpha.c (alpha_cpu_name): New variable.
9743 (alpha_mlat_string): Likewise.
9744 (alpha_memory_latency): Likewise.
9745 (override_options): Handle -mmemory-latency.
9746 (alpha_adjust_cost): Adjust load cost for latency.
9747 * alpha.h (TARGET_OPTIONS): Add meory-latency.
9748 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
9749 TARGET_CIX into account.
9750 (MEMORY_MOVE_COST): Define in terms of memory_latency.
9751 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
9753 * alpha.h (ASM_COMMENT_START): New macro.
9755 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
9757 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
9758 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
9760 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
9761 SUBREG_REG if the word count is unchanged.
9762 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
9763 subregs of identical word size for push_reload.
9765 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
9767 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
9768 if all we're doing is dealing with -Wreturn-type.
9770 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
9772 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
9773 Use and 255 instead of zapnot 1, since it schedules better.
9775 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
9777 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
9780 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
9782 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
9783 dependency we delete. Properly update prev for multiple consecutive
9785 (priority): Skip deleted dependence.
9787 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
9789 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
9791 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
9793 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
9794 determining when a new basic block starts.
9796 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
9798 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
9799 * pa.md (iorsi3): Add missing args to *_operand calls.
9801 * except.c (call_get_eh_context): Don't mess with sequences.
9802 (emit_eh_context): Include the call in the sequence here.
9804 1997-12-11 Paul Eggert <eggert@twinsun.com>
9806 * collect2.c (write_c_file_glob): Allocate initial frame object
9807 in static storage and pass its address.
9809 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
9811 * except.c (call_get_eh_context): Don't take a parm.
9812 Put the call at the top of the function.
9813 (emit_eh_context): Adjust.
9814 (get_eh_context): Replace with former use_eh_context.
9815 (get_eh_context_once, get_saved_pc_ref): Remove.
9816 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
9818 * integrate.c (expand_inline_function): Adjust.
9819 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
9821 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
9823 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
9824 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
9826 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
9828 * fixincludes (strlen,strspn,strcspn return value): Handle different
9830 (hypot): Provide a fake for hypot which is broken on
9831 m88k-motorola-sysv3.
9833 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
9835 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
9836 tree_code_name from pointers to arrays.
9837 * tree.c: Remove standard_tree_code_* variables, no longer used.
9838 * print-tree.c: Remove declaration of tree_code_name.
9840 * cp/lex.c (init_lex): Update for tree_code_* changes.
9841 * objc/objc-act.c (init_objc): Likewise.
9843 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
9846 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
9848 * config.sub: Add support for BeOS target.
9849 * configure.in: Likewise.
9850 * ginclude/stdarg.h: Likewise.
9851 * ginclude/stddef.h: Likewise.
9852 * ginclude/varargs.h: Likewise.
9853 * rs6000/beos.h: New file for BeOS.
9854 * rs6000/t-beos: Likewise.
9855 * rs6000/x-beos: Likewise.
9856 * rs6000/xm-beos.h: Likewise.
9857 * toplev.c (get_run_time): Just return 0 on BeOS.
9859 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
9860 Toon Moene (toon@moene.indiv.nluug.nl)
9862 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
9863 old and broken Sun3 assemblers. Newer versions handle large
9864 offsets correctly as does the GNU assembler.
9866 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9868 * objc/objc-act.c (lang_report_error_function): Disable.
9869 * objc/objc-parse.y: Include "output.h".
9870 (yyerror): Remove redundant decl.
9871 (yyprint): Fix prototype.
9872 (apply_args_register_offset): Remove redundant decl.
9873 (get_file_function_name): Likewise.
9875 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
9877 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
9879 (find_basic_blocks_1): Likewise.
9881 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
9883 * except.c (use_eh_context): Don't copy_rtx a REG.
9884 (emit_throw): Lose old unwinder support.
9885 (expand_internal_throw): Likewise.
9886 * libgcc2.c (struct eh_context): Likewise.
9887 (new_eh_context): Likewise.
9888 (__get_eh_info): Lose redundant cast.
9889 (__get_dynamic_handler_chain): Likewise.
9890 (__get_saved_pc): Lose.
9891 Lose all old unwinder support code.
9893 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
9895 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
9897 * integrate.c (expand_inline_function): If the inline fn uses eh
9898 context, make sure that the current fn has one.
9899 * toplev.c (rest_of_compilation): Call emit_eh_context.
9900 * except.c (use_eh_context): New fn.
9901 (get_eh_context_once): New fn.
9902 (call_get_eh_context): New fn.
9903 (emit_eh_context): New fn.
9904 (get_eh_context): Call either get_eh_context_once or
9905 call_get_eh_context, depending on what we have.
9906 (get_dynamic_handler_chain): Call get_eh_context_once.
9907 * except.h: Prototypes for fns above.
9908 * optabs.c (get_eh_context_libfunc): Removed.
9909 (init_optabs): Don't initialize it.
9910 * expr.h (get_eh_context_libfunc): Removed.
9911 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
9912 * config/pa/pa.h (CPP_SPEC): Support for -threads.
9913 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
9914 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
9915 New multilib for -threads.
9916 * config/sparc/t-sol2: Added multilibs for -threads and
9917 made -pthreads alias to it.
9918 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
9919 Added -threads and -pthreads options.
9920 * libgcc-thr.h: New file.
9921 * libgcc2.c: (__get_cpp_eh_context): Removed.
9922 (struct cpp_eh_context): Removed.
9923 (struct eh_context): Replaced cpp_eh_context with generic language
9925 (__get_eh_info): New function.
9926 (__throw): Check eh_context::info.
9928 * libgcc2.c: Include libgcc-thr.h.
9929 (new_eh_context, __get_eh_context,
9930 eh_pthread_initialize, eh_context_initialize, eh_context_static,
9931 eh_context_specific, eh_context_free): New functions.
9932 (get_eh_context, eh_context_key): New variables.
9933 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
9934 get_eh_context to get the context.
9935 (longjmp): Move the declaration inside
9936 #ifdef DONT_USE_BUILTIN_SETJMP.
9937 * frame.c: Include libgcc-thr.h.
9938 (object_mutex): Mutex to protect the object list.
9939 (find_fde, __register_frame, __register_frame_table,
9940 __deregister_frame): Hold the lock while accessing objects.
9941 * except.h (get_eh_context): Declare.
9942 * except.c (current_function_ehc): Define.
9943 (current_function_dhc, current_function_dcc): Removed.
9944 (get_eh_context): New function.
9945 (get_dynamic_handler_chain): Use get_eh_context.
9946 (get_saved_pc_ref): Ditto.
9947 (get_dynamic_cleanup_chain): Removed references to
9948 current_function_dcc.
9949 (save_eh_status, restore_eh_status): Save and restore
9950 current_function_ehc instead.
9951 * optabs.c (get_eh_context_libfunc): New variable.
9952 (init_optabs): Initialize it.
9953 * expr.h: Declare get_eh_context_libfunc.
9954 * function.h (struct function): Replaced dhc and dcc with ehc.
9955 * except.c (get_saved_pc_ref): New functions.
9956 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
9957 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
9959 (end_eh_unwinder): Likewise.
9960 (init_eh): Remove initialization of eh_saved_pc.
9961 * optabs.c (get_saved_pc_libfunc): New variable.
9962 (init_optabs): Initialize it.
9963 * expr.h: Declare get_saved_pc_libfunc.
9964 * except.h (eh_saved_pc_rtx): Deleted.
9965 (get_saved_pc_ref): Declared.
9967 From Scott Snyder <snyder@d0sgif.fnal.gov>:
9968 * libgcc2.c (__get_saved_pc): New.
9969 (__eh_type, __eh_pc): Deleted.
9970 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
9971 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
9974 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
9976 * sparc/sol2.h: Use 64 bit multiply and divide functions in
9977 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
9980 * rtl.h (global_rtl): New variable, replacing separate variables for
9982 (const_int_rtx): Now array of rtx_def, not rtx.
9983 * emit-rtl.c: Update for new rtl data structures.
9984 * genattrtab.c: Define global_rtl.
9986 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
9988 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
9991 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
9993 * crtstuff.c (__do_global_ctors): Fix typo.
9995 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
9997 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
9998 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
10000 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
10002 * rs6000.h (FUNCTION_ARG_PADDING): Define.
10003 * rs6000.c (function_arg_padding): New function.
10005 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
10007 * m68k.c: Include tree.h only once.
10009 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10011 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
10013 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
10015 * Partially cleaned up prototyping code from HJ.
10016 * tree.h: Add many prototypes.
10017 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
10018 All references changed.
10019 * rtl.h: Protect from multiple inclusions. Add many prototypes.
10021 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
10023 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
10024 string functions like strlen.
10026 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
10028 * configure.in: Check for functions getrlimit and setrlimit.
10029 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
10030 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
10032 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
10034 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
10036 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
10038 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
10039 Fix merge problems.
10041 * alpha.c (override_options): Don't know about scheduling for EV6.
10042 * alpha.md (ev5 function units): Don't overload as ev6.
10044 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
10045 * alpha.md (define_attr type): Add mvi.
10046 (ev5_e0): Define sceduling parameters for it.
10047 (TARGET_MAX insns): Type is mvi not shift.
10049 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
10051 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
10053 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10055 * cstamp-h, auto-config.h: Delete.
10057 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
10059 * version.c: Bump for snapshot.
10061 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
10063 * cccp.c: Fix typo brought over in merge.
10065 * Merge in changes from gcc-2.8.
10067 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
10069 * m68k.c: Include tree.h for dwarf2out_cfi_label.
10071 * gcc.c (process_command): Do not take address of function fatal when
10072 calling lang_specific_driver.
10074 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
10076 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
10077 doesn't work with it yet, so set it to 0.
10078 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
10080 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
10082 * cse.c (cse_insn): Check for invalid entries when taking references.
10084 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10086 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
10087 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
10088 * toplev.c (rest_of_compilation): Pass it. Remove code to
10089 save / clear / restore flag_unroll_{,all_}loops.
10091 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
10093 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
10095 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
10097 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
10099 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
10101 * except.c (get_dynamic_handler_chain): Only make the call once per
10104 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
10106 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10108 * sh.c (final_prescan_insn): Use local label prefix
10109 when emitting .uses pseudo-ops.
10111 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10113 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
10114 * except.c: Lose outer_context_label_stack.
10115 (expand_eh_region_end): Rethrow from outer_context here.
10116 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
10117 (expand_internal_throw): Take no args.
10118 (expand_internal_throw_indirect): Lose.
10119 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
10120 (expand_start_all_catch): Start a rethrow region.
10121 (expand_end_all_catch): End it.
10122 (expand_rethrow): New fn.
10123 * except.h: Reflect above changes.
10124 * flow.c: Revert change of Nov 27.
10126 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
10128 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
10130 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10132 * except.c (expand_fixup_region_end): New fn.
10133 (expand_fixup_region_start): Likewise.
10134 (expand_eh_region_start_tree): Store cleanup into finalization here.
10135 * stmt.c (expand_cleanups): Use them to protect fixups.
10137 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
10139 * mips/mips.md (muldi3_r4000): Broaden the output template
10140 and attribute assignments to handle three operand dmult;
10141 rename to muldi3_internal2.
10142 (muldi3): Call the new muldi3_internal2 for R4000, and
10143 any GENERATE_MULT3 chip.
10145 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
10147 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
10149 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
10151 * unroll.c (find_splittable_givs): Remove last change. Handle givs
10152 with a dest_reg that was created by loop.
10154 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
10156 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
10158 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
10160 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
10162 * configure.in: Fix NCR entries.
10164 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
10166 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
10167 nested exceptions correctly.
10169 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
10170 that was created by loop.
10172 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
10174 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
10176 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
10178 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
10180 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
10181 (print_operand): Use SMALL_DATA_REG for the register involved in
10182 small data relocations.
10183 (print_operand_address): Ditto.
10185 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
10186 -dynamic linker is not used.
10188 * rs6000.md (call insns): For local calls, use @local suffix under
10189 System V. Don't use @plt under Solaris.
10191 * rs6000.c (output_function_profiler): Put label address in r0, and
10192 store LR in 4(sp) for System V/eabi.
10194 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
10195 byte boundary, and maintain stack backchain.
10197 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
10199 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
10200 fix_truncsfdi2): Change *.
10202 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
10204 * toplev.c (main): Complain about -gdwarfn.
10206 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
10208 * dwarfout.c (output_type): If finalizing, write out nested types
10209 of types we've already written.
10211 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
10213 (patches originally from Geoffrey Keating)
10214 * rs6000.c (function_arg): Excess floating point arguments don't
10215 go into GPR registers after exhausting FP registers under the
10217 (function_arg_partial_nregs): Ditto.
10219 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
10222 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
10224 * integrate.c (output_inline_function): Just unset DECL_INLINE.
10226 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
10228 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
10231 * libgcc2.c (__throw): Initialize HANDLER.
10233 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
10235 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
10236 fix_truncsfdi2): Change *X to ?*X.
10238 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
10240 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
10242 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
10244 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
10246 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
10248 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
10250 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
10252 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
10253 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
10254 * expr.h: Likewise.
10256 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
10258 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
10259 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
10260 gas and not using the new HP assembler.
10262 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
10264 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
10265 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
10267 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
10269 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
10270 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
10273 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
10275 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
10277 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
10279 * except.h: Add outer_context_label_stack.
10280 * except.c: Likewise.
10281 (expand_start_all_catch): Push the outer_context for the try block
10282 onto outer_context_label_stack.
10283 (expand_end_all_catch): Use it and pop it.
10285 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
10287 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
10289 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
10291 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
10293 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
10295 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
10296 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
10298 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
10300 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
10301 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
10302 __builtin_delete, and __builtin_vec_delete.
10304 * except.c (output_exception_table): Don't bother with
10307 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
10309 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
10310 is an in/out operand.
10311 (zero extended variants of stwm/stwm patterns): Similarly.
10313 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
10315 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
10317 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
10319 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
10320 (output_call_frame_info): Emit a \n after using it.
10322 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
10324 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
10326 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
10328 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
10329 (ASM_OUTPUT_DWARF_VALUE4): New macro.
10330 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
10332 (output_call_frame_info): Do not output forward label differences
10333 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
10334 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
10336 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10338 * sh.md (attribute "type"): Add nil.
10339 (movsi_ie): y/y alternative is type nil.
10340 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
10342 (movsf_ie+1): Delete.
10344 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
10346 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
10347 large_int, emit two insns instead of one splitable insn.
10348 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
10349 from cfa_temp_value, use cfa_offset. Add assert checking that
10352 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
10354 * cccp.c (deps_output): Properly quote file names for make.
10356 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
10358 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
10360 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
10362 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
10364 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
10366 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
10368 (cse_end_of_basic_block): Similarly.
10370 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
10372 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
10373 (SELECT_RTX_SECTION): Define.
10374 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
10376 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
10378 * Makefile.in (compare, compare-lean): Define $stage for each
10380 (gnucompare, gnucompare-lean): Likewise.
10382 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
10384 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
10386 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
10387 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
10389 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
10391 * dwarfout.c (byte_size_attribute): Add local var upper_bound
10392 and add case to handle STRING_TYPE.
10393 * dwarfout.c (output_string_type_die): Fix code to generate
10394 correct string length attribute for fixed length strings.
10395 Still needs support for varying length strings.
10397 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
10399 * toplev.c (get_run_time): Do something sensible for cygwin32.
10401 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
10403 * expr.c (expand_builtin_setjmp): Set
10404 current_function_has_nonlocal_label.
10405 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
10406 call-saved registers across calls.
10408 * alpha.md (exception_receiver): Remove.
10409 (nonlocal_goto_receiver_osf): New
10410 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
10411 (nonlocal_goto_receiver): New, select _osf or _vms.
10413 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
10414 keep them from being propogated to the object file.
10415 (alpha_write_linkage): Likewise.
10416 * alpha.md (call_vms): Likewise.
10417 (call_value_vms): Likewise.
10418 (unnamed osf call insns): Likewise.
10420 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
10421 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10423 * alpha.c (call_operand): Any reg is valid for WinNT.
10424 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
10425 (anon nt calls): Add 'R' alternative.
10426 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
10427 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
10429 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
10431 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
10433 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
10434 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
10435 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
10437 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
10439 * reload1.c (new_spill_reg): Improve fixed or forbidden register
10440 spill error message.
10442 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10444 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
10445 use varargs.h. Wrap header with <>, not "".
10447 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
10449 * integrate.c (save_for_inline_copying): Add return value from
10452 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
10454 * fixincludes: Be a little more restrictive on what we will
10455 substitute to replace definitions of MAXINT for HPUX.
10457 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
10459 * dbxout.c (dbxout_symbol_location): Don't assume that variables
10460 whose address is the stack or argument pointers are indirect
10463 1997-11-13 Paul Eggert <eggert@twinsun.com>
10465 * cccp.c, cpplib.c (compare_defs):
10466 Don't complain about arg name respellings unless pedantic.
10467 * cpplib.c (compare_defs): Accept pfile as new arg.
10468 All callers changed.
10470 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10472 * fold-const.c (fold_truthop): Fix bug in last change.
10474 1997-11-13 Paul Eggert <eggert@twinsun.com>
10476 Fix some confusion with IEEE minus zero.
10478 * real.h (REAL_VALUES_IDENTICAL): New macro.
10480 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
10481 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
10483 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
10484 same tree structure as 0.0.
10486 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
10487 macro instead of doing it by hand.
10489 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
10491 * v850/lib1funcs.asm: Minor whitespace changes.
10492 * v850.c: Fix minor formatting problems in many places.
10493 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
10495 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
10497 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
10498 xplus1 when xplus0 is not a register.
10500 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
10502 * flow.c (find_basic_blocks): During marking phase, if we encounter
10503 an insn with a REG_LABEL note, make the target block live and
10504 create an edge from the insn to the target block. Do not make
10505 edges from all blocks to the target block.
10507 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
10509 * confiugre.in: Tweak NCR entries.
10510 * configure: Rebuilt.
10512 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
10514 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
10515 pick apart floating point values, instead of using CONST_DOUBLE_LOW
10516 and CONST_DOUBLE_HIGH.
10518 * rs6000.md (define_splits for DF constants): Use the appropriate
10519 REAL_VALUE_* interface to pick apart DF floating point constants in
10520 a machine independent fashion.
10522 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10524 * fold-const.c (fold_truthop): When changing a one-bit comparison
10525 against zero into a comparison against mask, do a proper sign
10528 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
10530 * except.c: Do not include "assert.h".
10531 (save_eh_status): Turn asserts into conditional aborts.
10532 (restore_eh_status, scan_region): Likewise.
10533 * dwarfout.c: Do not include "assert.h".
10534 (bit_offset_attribute): Turn asserts into conditional aborts.
10535 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
10536 (output_inlined_structure_type_die): Likewise.
10537 (output_inlined_union_type_die): Likewise
10538 (output_tagged_type_instantiation): Likewise.
10539 (dwarfout_file_scope_decl): Likewise.
10540 * dwarf2out.c: Do not include "assert.h"
10541 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
10542 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
10543 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
10544 (add_bit_size_attribute, scope_die_for): Likewise.
10545 (output_pending_types_for_scope): Likewise.
10546 (get_inlined_enumeration_type_die): Likewise.
10547 (get_inlined_structure_type_die): Likewise.
10548 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
10549 (gen_tagged_type_instantiation_die): Likewise.
10551 * flow.c (find_basic_blocks): Refine further to get a more correct
10552 cfg, especially in the presense of exception handling, computed
10553 gotos, and other non-trivial cases. Call abort if an inaccuracy
10554 is detected in the cfg.
10556 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10558 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
10560 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
10561 (skip_white_space): Use whitespace_cr.
10562 (check_newline): Handle whitespace more consistently.
10564 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
10566 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
10567 * i386/xm-cygwin32.h (POSIX): Define.
10569 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
10571 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
10572 is available elsewhere.
10574 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
10576 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
10577 what the instruction can handle.
10579 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
10581 * stmt.c (expand_decl_cleanup_no_eh): New fn.
10583 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
10585 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
10587 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
10588 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
10590 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
10592 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
10593 swap instruction order.
10595 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
10597 * fixinc.svr4 (__STDC__): Add another case.
10599 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10601 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
10602 addresses in the epilogue delay slot.
10604 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
10606 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
10607 in generated `specs' file.
10609 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
10611 * flags.h (flag_rerun_loop_opt): Declare.
10612 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
10613 * toplev.c (flag_rerum_loop_opt): Delete static.
10615 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10617 Bring over from FSF:
10619 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10621 * va-sh.h (__va_arg_sh1): Define.
10623 SH3E doesn't use any integer registers for subsequent arguments
10624 once a non-float value was passed in the stack.
10625 * sh.c (machine_dependent_reorg): If optimizing, put explicit
10626 alignment in front label for ADDR_DIFF_VEC.
10627 * sh.h (PASS_IN_REG_P): Fix SH3E case.
10628 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
10630 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10632 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
10635 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10637 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
10638 put an use_sfunc_addr before each sfunc.
10639 * sh.md (use_sfunc_addr, dummy_jump): New insns.
10640 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
10642 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10644 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
10646 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
10648 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
10651 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
10653 * alias.c (find_base_value): Only return the known base value for
10656 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
10658 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
10659 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
10661 (prologue_get_pc_and_set_got): New pattern.
10663 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
10665 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
10666 for SUBREG, just fall through.
10668 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
10670 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
10672 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
10674 * fixincludes: Fix "hypot" prototype in NeXT math.h.
10676 * Makefile.in (USE_ALLOCA): Always include alloca.o.
10677 (USE_HOST_ALLOCA): Likewise.
10679 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
10680 and LABEL_REFS fields.
10681 * rtl.h (LABEL_REFS): Update.
10683 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
10685 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
10686 sets i2dest. When calling distribute_notes for i3dest_killed, pass
10687 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
10690 * mips.md (insv, extzv, extv): Add change_address call.
10691 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
10693 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
10695 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
10697 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
10698 save_restore_insns if no FP and GP will be restored.
10700 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
10701 Convert CCmode to word_mode before calling GET_MODE_SIZE.
10703 * acconfig.h (HAVE_INTTYPES_H): Undef.
10704 * configure.in (inttypes.h): Check for conflicts between sys/types.h
10705 and inttypes.h, and verify that intmax_t is defined.
10706 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
10707 * config/mips/x-iris3: Likewise.
10709 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
10711 * alias.c (find_base_value): When copying arguments, return the
10712 tenative value for a hard register.
10714 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
10716 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
10717 (yylex): Record wide strings using target endianness, not host.
10719 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
10721 * mn10200.h (ASM_OUTPUT_BSS): Delete.
10722 (ASM_OUTPUT_ALIGNED_BSS): New macro
10723 * mn10300.h (ASM_OUTPUT_BSS): Delete.
10724 (ASM_OUTPUT_ALIGNED_BSS): New macro.
10725 * v850.h (ASM_OUTPUT_BSS): Delete.
10726 (ASM_OUTPUT_ALIGNED_BSS): New macro.
10728 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10730 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
10732 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
10734 * configure.in (sco5): Use cpio to install header files.
10736 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
10738 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
10740 * configure: Rebuild.
10742 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
10744 * i386/sco5.h: enable -gstabs once again.
10746 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
10748 * arm.c (output_move_double): Allocate 3 entries in otherops array.
10750 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
10752 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
10753 notes for sjlj exceptions too.
10754 (expand_eh_region_end): Similarly for EH_REGION_END notes.
10755 (exception_optimize): Optimize EH regions for sjlj exceptions too.
10756 * final.c (final_scan_insn): Don't output labels for EH REGION
10757 notes if doing sjlj exceptions.
10759 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
10761 * alias.c (init_alias_analysis): Handle -fno-alias-check when
10762 optimizing correctly.
10764 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
10765 or set current_function_calls_setjmp anymore.
10767 * flow.c (find_basic_blocks): If we delete the label for an
10768 exception handler, remove it from the EH label list and remove
10769 the EH_BEGIN/EH_END notes for that EH region.
10771 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
10773 * flow.c (find_basic_blocks): Generate correct flow control
10774 information when exception handling notes are present.
10776 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
10778 * dwarf2out.c (output_call_frame_info): Fix length argument
10779 to ASM_OUTPUT_ASCII.
10780 (output_die, output_pubnames, output_line_info): Likewise.
10782 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
10784 * version.c: Bump for snapshot.
10786 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
10787 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
10788 flag_debug_asm is on.
10789 (output_die, output_pubnames, output_line_info): Likewise.
10791 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
10792 and static_chain_rtx into the potential base values array if
10793 they are registers.
10795 * alias.c (new_reg_base_value): New array of potential base values.
10796 (unique_id): Now file scoped static.
10797 (find_base_value, case REG): Return the value in reg_base_value
10798 array for the REG if it exists. Else, return the value from
10799 new_reg_base_value if copying args and REG is a hard register.
10800 (find_base_value, case PLUS): If either operand of the PLUS is
10801 a REG, try to get its base value. Handle base + index and
10803 (record_set): Use new_reg_base_value instead of reg_base_value.
10804 (init_alias_analysis): Allocate space for new_reg_base_value too.
10805 Rework code to iterate over the insns propagating base value
10806 information until nothing changes.
10808 * global.c (global_alloc): Free the conflict matrix after
10809 reload has finished.
10811 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
10813 * libgcc2.c (L_eh): Define __eh_pc.
10814 Replace __eh_type with generic pointer __eh_info.
10816 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
10818 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
10819 use copy_to_reg if address is not a general_operand.
10821 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10823 * profile.c (output_func_start_profiler): Clear flag_inline_functions
10824 for the duration of the call to rest_of_compilation.
10826 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
10828 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
10830 (sparc*-*-*): Recognize --with-cpu=v9.
10831 * sparc/elf.h: New file.
10832 * sparc/t-elf: New file.
10834 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
10836 * mn10300.c (const_8bit_operand): New function.
10837 (mask_ok_for_mem_btst): New funtion.
10838 * mn10300.md (btst patterns with mem operands): Use new functions
10839 to avoid creating btst instructions with invalid operands.
10841 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
10843 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
10844 are running on PowerPC Linux.
10846 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
10848 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
10849 if not previously defined.
10851 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
10853 * function.c (assign_parms): Correct mode of stack_parm if
10854 entry_parm underwent a mode conversion.
10856 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
10858 * global.c (global_alloc): Use xmalloc instead of alloca for
10859 CONFLICTS, since max_allocno * allocno_row_words alone can be more
10860 than 2.5Mb sometimes.
10862 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
10864 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
10865 DEST for the spill, adjust mode of SRC to compensate.
10867 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
10869 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
10870 since any_memory_operand() allows pseudos during reload.
10871 (reload_inhi, reload_outqi, reload_outhi): Likewise.
10873 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
10875 * m68k.md (btst patterns): Add 5200 support.
10877 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
10879 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
10880 optimizations, look inside dividend to determine if the expression
10881 can be simplified by using EXACT_DIV_EXPR.
10883 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
10886 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
10888 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
10890 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
10892 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
10894 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
10897 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
10899 * alpha.md (movqi, movhi): Make sure new insns created during reload
10900 won't need reloading themselves.
10901 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
10903 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
10905 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
10907 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
10909 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
10910 Patch from Klaus Kaempf <kkaempf@progis.de>.
10912 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
10914 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
10915 to an element in a constant string.
10917 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
10919 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
10920 bit PC-relative offset. The exception range table pointer is now in
10922 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
10923 (count_fdes, add_fdes, get_cie): Adjust.
10924 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
10927 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
10929 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
10931 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
10932 like stack_pointer_rtx.
10934 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
10936 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
10937 targets using "$@" to provide support for similar but not identical
10938 targets without having to duplicate code.
10939 (bootstrap4): New goal.
10941 * Makefile.in (compare, compare-lean, compare3): Combined to one
10942 ruleset determining actions to be performed via $@.
10943 (compare4, compare4-lean): New targets.
10944 (gnucompare, gnucompare3): Combined to one ruleset determining
10945 actions to be performed via $@. Also, note which files failed
10946 the comparison test in .bad_compare.
10947 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
10949 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
10951 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
10952 if the dividend is a multiple of the divisor.
10954 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
10956 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
10958 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
10961 * alias.c (true_dependence): Fix typo.
10963 * toplev.c (flag_rerun_loop_opt): New variable.
10964 (f_options): Handle -frerun-loop-opt.
10965 (rest_of_compilation): If -frerun-loop-opt, then run the loop
10967 (main): Enable -frerun-loop-opt by default for -O2 or greater.
10969 * loop.c (simplify_giv_expr): Adding two invariants results
10972 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
10974 * expr.c (get_inner_reference): Remove the array bias after
10975 converting the index to Pmode.
10977 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
10979 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
10980 (TARGET_MULT_BUG): Define.
10981 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
10982 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
10984 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
10986 * mn10200.c (indirect_memory_operand): Delete unused function.
10987 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
10988 * mn10200.md (bset, bclr insns): Handle output in a reg too.
10990 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
10992 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
10993 the callee's ldgp, we must do it ourselves, and we use the jsr tag
10994 for more than scheduling.
10996 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
10998 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
11000 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
11002 * mn10300.c (symbolic_operand, legitimize_address): New functions.
11003 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
11004 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
11006 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
11008 * version.c: Bump for snapshot.
11010 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11012 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
11015 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
11017 * toplev.c (flag_exceptions): Default value is 2.
11018 (compile_file): If flag_exceptions still has the value 2, then
11021 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
11022 (rs6000_save_machine_status): Save pic_offset_table_rtx.
11023 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
11025 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
11028 * rs6000.md (*movsi_got_internal_mem): New pattern.
11029 (*movsi_got_internal_mem splitter): New define_split.
11031 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
11033 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
11035 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
11037 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
11038 only need to save LR.
11040 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
11042 * mn10300.md (movqi, movhi): Avoid using address registers as
11043 destinations unless absolutely necessary.
11045 * mn10200.c (expand_prologue): Fix typo.
11047 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
11049 * mn10200.md (neghi2): Provide an alternative which works if
11050 the input and output register are the same.
11052 * mn10300.c (print_operand): Handle 'S'.
11053 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
11054 shift amount in last alternative
11056 * mn10300.c (expand_epilogue): Rework to handle register restores
11057 in "ret" and "retf" instructions correctly.
11059 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
11061 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
11062 extzv for memory operands.
11064 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
11065 redundant conditional moves to single operand.
11067 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
11069 * v850.h: Move define of __v850__ from CPP_PREDEFINES
11072 * xm-v850.h: Use __v850 rather than __v850__ to
11073 identify v850 port.
11075 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
11077 * mips/mips.c (compute_frame_size): Not a leaf function if
11080 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
11082 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
11084 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
11086 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
11087 (DEFAULT_ARCH32_P): New macro.
11088 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
11089 (enum cmodel): Declare.
11090 (sparc_cmodel_string,sparc_cmodel): Declare.
11091 (SPARC_DEFAULT_CMODEL): Provide default.
11092 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
11093 (TARGET_FULLANY): Deleted.
11094 (TARGET_CM_MEDMID): New macro.
11095 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
11096 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
11097 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
11098 (CPP_SPEC): Rewrite.
11099 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
11100 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
11101 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
11102 (ASM_SPEC): Add %(asm_arch).
11103 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
11104 Rename asm_default to asm_cpu_default.
11105 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
11106 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
11107 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
11108 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
11109 (MASK_INT64,MASK_LONG64): Delete.
11110 (MASK_ARCH64): Renamed to MASK_64BIT.
11111 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
11112 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
11113 (TARGET_SWITCHES): Always provide 64 bit options.
11114 (ARCH64_SWITCHES): Delete.
11115 (TARGET_OPTIONS): New option -mcmodel=.
11116 (INT_TYPE_SIZE): Always 32.
11117 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
11118 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
11119 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
11120 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
11121 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
11123 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
11124 * sparc/linux.h: Likewise.
11125 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
11126 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
11127 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
11128 (SPARC_DEFAULT_CMODEL): Define.
11129 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
11130 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
11131 (LONG_DOUBLE_TYPE_SIZE): Define.
11132 (ASM_SPEC): Add %(asm_arch).
11133 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
11134 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
11135 (TARGET_CPU_DEFAULT): Add ultrasparc case.
11136 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
11137 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
11138 (SPARC_DEFAULT_CMODEL): Define.
11139 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
11140 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
11141 MASK_LONG64, MASK_MEDANY.
11142 (SPARC_DEFAULT_CMODEL): Define.
11143 (CPP_PREDEFINES): Delete.
11144 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
11145 (ASM_SPEC): Add %(asm_arch).
11146 (LONG_DOUBLE_TYPE_SIZE): Define.
11147 (DWARF2_DEBUGGING_INFO): Define.
11148 * sparc/splet.h (CPP_SPEC): Delete.
11149 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
11150 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
11151 (BLOCK_PROFILER): Likewise.
11152 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
11153 (sparc_override_options): Handle code model selection.
11154 (sparc_init_expanders): Renamed from sparc64_init_expanders.
11155 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
11156 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
11157 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
11158 (sethi_di_fullany): Delete.
11160 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
11161 Jeff Law <law@cygnus.com>
11162 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11164 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
11165 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
11166 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
11167 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
11168 * alpha/alpha.md (arg_home): Likewise.
11170 * alpha/alpha.c (vmskrunch): Delete
11171 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
11172 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
11173 truncate to 64 characters.
11175 * make-l2.com: Support openVMS/Alpha.
11177 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
11179 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11181 * longlong.h (count_leading_zeros): Add missing casts to USItype.
11183 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
11185 * i386/bsd386.h (ASM_COMMENT_START): Define.
11187 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
11189 * tree.c (restore_tree_status): Also free up temporary storage
11190 when we finish a toplevel function.
11191 (dump_tree_statistics): Print stats for backend obstacks.
11193 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
11195 * expr.c (use_group_regs): Don't call use_reg for MEMs.
11197 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
11199 * libgcc2.c (__throw): Don't copy the return address.
11200 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
11202 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
11203 * toplev.c (main): Initialize exceptions_via_longjmp.
11205 * tree.c: Add extra_inline_obstacks.
11206 (save_tree_status): Use it.
11207 (restore_tree_status): If this is a toplevel inline obstack and we
11208 didn't want to save anything on it, recycle it.
11209 (print_inline_obstack_statistics): New fn.
11210 * function.c (pop_function_context_from): Pass context to
11211 restore_tree_status.
11212 * obstack.h (obstack_empty_p): New macro.
11214 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
11216 * i386/freebsd.h (ASM_COMMENT_START): Fix.
11218 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
11220 * v850.c (ep_memory_offset): New function.
11221 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
11223 * v850.h (CONST_OK_FOR_*): Add and correct comments.
11224 (CONSTANT_ADDRESS_P): Add comment.
11225 (EXTRA_CONSTRAINT): Define 'U'.
11226 * v850.md: Add comments on bit field instructions.
11227 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
11228 (lshrsi3): Use N not J constraint.
11230 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
11232 * v850.c (reg_or_0_operand): Call register_operand.
11233 (reg_or_int5_operand): Likewise.
11234 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
11235 (TARGET_SWITCHES): Add "big-switch".
11236 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
11237 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
11238 (CASE_DROPS_THROUGH): Comment out.
11239 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
11240 * v850.md (cmpsi): Delete compare mode.
11241 (casesi): New pattern.
11243 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
11244 * v850.md (ashlsi3): Use SImode not QImode for shift count.
11245 (lshrsi3): Likewise.
11247 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
11248 unreachable switch statement after 'b' support. Remove "b" from
11249 strings for 'b' support.
11250 * v850.md (branch_normal, branch_invert): Change %b to b%b.
11252 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
11254 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
11255 empty line if @inhibit_libc@ is empty.
11257 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
11259 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
11260 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
11261 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
11262 (DWARF2_UNWIND_INFO): Let this track object file format.
11263 (EXTRA_SECTIONS): Add in_eh.
11264 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
11265 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
11267 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
11269 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
11270 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
11272 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
11273 (output_double_int): Output DI mode values correctly when
11274 HOST_BITS_PER_WIDE_INT is 64.
11275 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
11276 fmovd so it works if a quad float ends up in one of the upper 32
11278 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
11279 necessary for PIC support on sparc64.
11281 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
11283 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
11284 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
11285 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
11286 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
11287 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
11288 (SPARC_FP_ARG_FIRST): New macro.
11289 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
11290 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
11291 (NPARM_REGS): There are 32 fp argument registers now.
11292 (FUNCTION_ARG_REGNO_P): Likewise.
11293 (FIRST_PARM_OFFSET): Update to new v9 abi.
11294 (REG_PARM_STACK_SPACE): Define for arch64.
11295 (enum sparc_arg_class): Delete.
11296 (sparc_arg_count,sparc_n_named_args): Delete.
11297 (struct sparc_args): Redefine and use for arch32 as well as arch64.
11298 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
11299 (FUNCTION_ARG_ADVANCE): Rewrite.
11300 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
11301 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
11302 (FUNCTION_ARG_CALLEE_COPIES): Delete.
11303 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
11304 (STRICT_ARGUMENT_NAMING): Define.
11305 (doublemove_string): Declare.
11306 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
11307 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
11308 (doublemove_string): New function.
11309 (output_move_quad): Clean up some of the arch64 support.
11310 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
11311 Don't add 8 bytes of reserved space if arch64.
11312 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
11313 (init_cumulative_args): New function.
11314 (function_arg_slotno): New static function.
11315 (function_arg,function_arg_partial_nregs): New functions.
11316 (function_arg_{pass_by_reference,advance}): New functions.
11317 (function_arg_padding): New function.
11318 * ginclude/va-sparc.h: Rewrite v9 support.
11320 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
11322 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
11323 for hard regs to determine base and index registers.
11325 * reload.c (debug_reload_to_stream): New function. Specify stream
11326 into which to write debug info.
11327 (debug_reload): Modify to call debug_reload_to_stream with stderr.
11329 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
11331 * combine.c (can_combine_p): Don't combine with an asm whose
11332 output is a hard register.
11334 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
11336 * c-decl.c (start_struct): Ensure that structs with forward
11337 declarations are in fact packed when -fpack-struct is given.
11339 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
11340 we are packing a structure. This allows a structure with only
11341 bytes to be aligned on a byte boundary and have no padding on a
11344 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11346 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
11348 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
11350 * alpha.c (alpha_return_addr_rtx): New variable.
11351 (alpha_save_machine_status): New; save it.
11352 (alpha_restore_machine_status): New; restore it.
11353 (alpha_init_expanders): New; clear it.
11354 (alpha_return_addr): New; set it.
11355 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
11356 is overly conservative, so search the insns explicitly.
11357 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
11358 (alpha_sa_size [VMS && !VMS]): Likewise.
11359 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
11360 (INIT_EXPANDERS): New definition.
11362 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
11363 (output_prolog [!VMS]): Use them.
11365 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
11366 (alpha_does_function_need_gp): ... a new function. Refine the
11367 CALL_INSN test to just TYPE_JSR.
11368 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
11370 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
11372 * version.c: Bump for snapshot.
11374 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11376 * pa.c (move_operand): Respect -mdisable-indexing.
11377 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
11379 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
11381 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
11383 (umulsidi3,umulsi3_highpart): Ditto.
11384 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
11386 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
11388 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
11389 (alpha_handle_trap_shadows): ... a new function. Handle the entire
11390 function in one go. Emit RTL for trapb, instead of printf directly.
11391 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
11392 (trap_pending): Kill global variable.
11393 (output_epilog): Don't call final_prescan_insn.
11394 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
11395 * alpha.h (FINAL_PRESCAN_INSN): Remove.
11396 (MACHINE_DEPENENT_REORG): Define.
11397 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
11400 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
11402 Tune Haifa scheduler for Alpha:
11403 * alpha.h (ISSUE_RATE): Define.
11404 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
11405 EV4 adjustments to EV5.
11406 * alpha.md: Remove all scaling from function unit delays. Rework
11407 EV5 function units to match the CPU.
11408 (umuldi3_highpart): EV5 added the IMULH insn class.
11410 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
11412 * pa.c (following_call): Fail if the CALL_INSN is an indirect
11415 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
11417 * cplus-dem.c (demangle_signature): Don't look for return types on
11418 constructors. Handle member template constructors.
11420 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
11422 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
11423 * tree.h: Declare them.
11425 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
11427 * configure.in: Handle --with-newlib.
11428 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
11430 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
11432 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
11434 * config/ptx4.h: Fix typo.
11436 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
11438 * version.c: Bump for snapshot.
11440 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
11442 * aclocal.m4: Substitute INSTALL.
11443 * configure: Re-built.
11445 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
11447 * integrate.c (save_for_inline_copying): Avoid undefined pointer
11449 (expand_inline_function): Likewise.
11451 * dwarf2out.c (output_call_frame_info): Reinstate last change
11452 using flag_debug_asm check instead of flag_verbose_asm.
11454 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
11456 * dwarf2out.c (output_call_frame_info): Remove last change.
11458 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
11460 * frame.c (__frame_state_for): Execute the FDE insns until the
11461 current pc value is strictly bigger than the target pc value.
11463 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
11465 * regclass.c (init_reg_modes): If we can't find a mode for the
11466 register, use the previous one.
11468 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
11470 * haifa-sched.c (print_block_visualization): Call fprintf directly,
11471 don't sprintf through an alloca'ed buffer.
11473 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
11475 * reload.c (decompose): Always initialize val.base.
11477 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
11479 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
11480 instead of aborting.
11481 * dwarf2out.c (output_call_frame_info): Call app_enable and
11482 app_disable to let GNU as accept the generated comments.
11484 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
11486 * tree.h (get_file_function_name): Add declaration.
11487 * dwarf2out.c (output_call_frame_info): No need to cast
11488 get_file_function_name call anymore.
11489 * profile.c (toplevel): Remove get_file_function_name
11491 * c-lang.c (finish_file): Ditto.
11493 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
11495 * Makefile.in (program_transform_name): Let autoconf substitute
11498 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
11500 * haifa-sched.c (schedule_block): If the first real insn in a
11501 block has any special notes attached to it, remove them.
11503 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
11505 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
11507 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
11509 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
11511 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
11513 * Makefile.in (check-g77): New test target.
11514 (CHECK-TARGETS): Add check-g77.
11516 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
11518 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
11520 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
11522 * flow.c (print_rtl_with_bb): Cast alloca return value for
11525 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
11527 * i386.h (RETURN_ADDR_RTX): New definition that works for
11528 __builtin_return_address(0) and -fomit-frame-pointer.
11530 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
11532 Bring over from FSF.
11533 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
11535 * mips.c (function_arg): Handle passing a struct
11536 containing a double in a DFmode register without the PARALLEL.
11538 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
11540 * pexecute.c: Use spawn if __CYGWIN32__.
11542 * pexecute.c: Include "config.h" first, as per autoconf manual
11543 (from Paul Eggert <eggert@twinsun.com>).
11545 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
11547 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
11548 optimisation for f/expr.o and f/stb.o.
11550 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
11552 * cse.c (this_insn_cc0_mode): Initialize.
11554 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
11556 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
11558 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
11560 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
11562 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
11563 that pair will dual-issue on the 21164 and plus+beq won't.
11564 (bne): Likewise for cmpeq+beq.
11566 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
11568 * except.c (find_exception_handler_labels): Correct argument to free.
11570 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
11572 * except.c (find_exception_handler_labels): Free LABELS when we're
11575 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
11577 * version.c: Bump for snapshot.
11579 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
11581 * flow.c (find_basic_blocks): Mark calls as potentially jumping
11584 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
11586 * configure.in: Substitute for "install" too.
11587 * configure: Rebuilt.
11589 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
11591 * Makefile.in (bootstrap-lean, compare-lean): New targets.
11593 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
11595 * alias.c (base_alias_check): Two symbols can conflict if they
11596 are accessed via AND.
11597 (memrefs_conflict_p): Likewise.
11599 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
11600 after flushing argument registers to the stack.
11602 * Makefile.in (mostlyclean): Remove .regmove files.
11604 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
11606 * libgcc2.c (__throw): Fix thinko.
11608 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
11610 * cplus-dem.c (demangle_template): Add new parameter. Handle new
11611 template-function mangling.
11612 (consume_count_with_underscores): New function.
11613 (demangle_signature): Handle new name-mangling scheme.
11615 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
11617 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
11620 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
11622 * frame.c: Remove last change.
11623 * dwarf2.h: Remove last change.
11624 * tree.h: Add declarations of DWARF2 unwind info support
11627 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
11629 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
11630 * tree.h (built_in_function): Likewise.
11631 * expr.c (expand_builtin): Likewise.
11632 * except.h: Likewise.
11633 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
11634 * libgcc2.c (copy_reg): New fn.
11637 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
11639 * c-typeck.c (build_binary_op): Warn about comparing signed vs
11640 unsigned if -W is specified and -Wno-sign-compare is not.
11641 * c-decl.c (warn_sign_compare): Initialize to -1.
11642 (c_decode_option): -Wall no longer implies -Wsign-compare.
11644 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
11646 * frame.c: Include gansidecl.h for PROTO.
11647 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
11648 defined. Don't declare dwarf2out_cfi_label here.
11649 * dwarf2.h: Add declarations of DWARF2 unwind info support
11651 * m68k.c: Include dwarf2.h.
11652 (output_function_prologue): Add dwarf2 support.
11653 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
11654 (INCOMING_FRAME_SP_OFFSET): Likewise.
11656 * integrate.c (expand_inline_function): Make sure there is at
11657 least one insn that can be used as an insertion point.
11659 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
11661 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
11663 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
11665 * version.c: Bump for snapshot.
11667 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
11669 Bring over from FSF.
11671 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
11673 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
11674 (get_pc_via_rdpc): Renamed from get_pc_sp64.
11675 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
11677 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
11679 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
11680 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
11681 -malign-functions=.
11682 (sparc_align_{loops,jumps,funcs}_string): Declare.
11683 (sparc_align_{loops,jumps,funcs}): Declare.
11684 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
11685 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
11686 (STACK_BIAS): Define.
11687 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
11689 (SPARC_SETHI_P): New macro.
11690 (CONST_OK_FOR_LETTER_P): Use it.
11691 (ASM_OUTPUT_ALIGN_CODE): Define.
11692 (ASM_OUTPUT_LOOP_ALIGN): Define.
11693 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
11694 (sparc_align_{loops,jumps,funcs}): New globals.
11695 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
11696 -malign-functions=.
11697 (move_operand): Use SPARC_SETHI_P.
11698 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
11700 (arith11_double_operand): Likewise.
11701 (arith10_double_operand): Likewise.
11702 (finalize_pic): Finish sparc64 support.
11703 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
11704 64 bit constants if able.
11705 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
11706 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
11708 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
11709 (get_pc_sp32): Use for sparc64 as well.
11710 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
11711 (sethi_di_sp64_const): Likewise.
11712 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
11713 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
11714 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
11716 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
11718 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
11719 * sparc/linux.h (COMMENT_BEGIN): Likewise.
11720 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
11722 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
11724 Add sparc64 linux support.
11725 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
11726 to xm_file list on 32-bit sparc-linux.
11727 * sparc/xm-sp64.h: New file.
11728 * sparc/linux64.h: New file.
11729 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
11730 Don't include xm-sparc.h.
11731 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
11732 * glimits.h (LONG_MAX): Handle sparc64.
11734 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
11736 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
11737 * sparc.h (ASM_COMMENT_START): Define.
11738 * sparc.c (output_function_prologue): Use it.
11739 (sparc_flat_output_function_{epi,pro}logue): Likewise.
11741 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
11743 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
11744 use sparc.h's copies.
11745 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
11746 ascii form as well.
11748 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11750 * sparc.c (dwarf2out_cfi_label): Add declaration.
11751 (save_regs, output_function_prologue): Remove cast for it.
11752 (sparc_flat_{save_restore,output_function_prologue): Likewise.
11753 ({save,restore}_regs): No longer inline.
11755 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11757 * fold-const.c (make_range): Correctly handle cases of converting
11758 from unsigned to signed type.
11760 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
11762 * fold-const.c (merge_ranges): Make sure that if one range is subset
11763 of another, it will always be the second range. Correct (+,-) case to
11766 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
11768 * final.c (final_end_function): Also do dwarf2 thing if
11769 DWARF2_DEBUGGING_INFO.
11770 (final_start_function): Likewise.
11772 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
11774 * expmed.c (expand_divmod): If compute_mode is not the same as
11775 mode, handle the case where convert_modes() causes op1 to no
11776 longer be a CONST_INT.
11778 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
11779 note holding get_jump_flags() calculation to all JUMP_INSNs.
11780 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
11781 * rtl.c (reg_note_name): Add new note types.
11783 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
11785 * rtlanal.c (computed_jump_p): Fix typo in last change.
11787 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11789 * loop.c (indirect_jump_in_function_p): Return 0
11792 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
11794 * rs6000/xm-rs6000.h: Fix thinko in last change.
11795 * rs6000/xm-sysv4.h: Likewise.
11797 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
11799 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
11801 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
11803 * reg-stack.c (find_blocks): Fix thinko in last change.
11805 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
11807 * m68k.c (output_function_prologue): Add dwarf2 support.
11809 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
11810 INCOMING_FRAME_SP_OFFSET): New definitions.
11812 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
11814 * combine.c (try_combine): Use NULL_RTX instead of '0' where
11815 appropriate in calls to gen_rtx().
11816 * cse.c (cse_main): Likewise.
11817 * emit-rtl.c (gen_label_rtx): Likewise.
11818 * expr.c (init_expr_once): Likewise.
11819 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
11820 sched_analyze, init_rgn_data_dependences,
11821 compute_block_backward_dependences): Likewise.
11822 * sched.c (schedule_insns): Likewise.
11823 * varasm.c (immed_double_const): Likewise.
11825 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
11826 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
11828 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
11830 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
11831 (MULTILIB_DEFAULTS): Define.
11832 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
11833 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
11834 (LIBGCC_SPEC): Likewise.
11835 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
11836 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
11837 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
11838 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
11839 (EXTRA_PARTS, TAROUTOPTS): Delete.
11840 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
11841 (MULTILIB_OPTIONS): Define.
11842 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
11843 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
11845 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
11847 * version.c: Bump for snapshot.
11849 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
11851 * loop.c (loop_number): Delete function. Change all references
11852 to use uid_loop_num array.
11853 * loop.h (loop_number): Delete declaration.
11854 * unroll.c (unroll_loop): Change "loop_number" references to
11855 use uid_loop_num instead.
11857 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
11859 (loop_unroll_iter): Remove unused variable and all references.
11860 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
11861 (insert_bct): Fix minor formatting problems.
11862 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
11863 (loop_unroll_iter): Removed unused decl.
11864 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
11865 Always record the unrolling factor.
11867 * cse.c (simplify_relational_operation): Set h0u just like h0s.
11868 Similarly for h1u and h1s.
11870 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
11871 (find_basic_blocks): Use computed_jump_p to determine if a
11872 particular JUMP_INSN is a computed jump.
11873 * reg-stack.c (find_blocks): Use computed_jump_p to determine
11874 if a particular JUMP_INSN is a computed jump.
11875 * rtlanal.c (jmp_uses_reg_or_mem): New function.
11876 (computed_jump_p): Likewise.
11877 * rtl.h (computed_jump_p): Declare.
11878 * genattrtab.c (pc_rtx): Define and initialize.
11879 * loop.c (loop_optimize): Always determine if the current
11880 function has a computed jump.
11881 (indirect_jump_in_function_p): Use computed_jump_p to determine
11882 if a particular JUMP_INSN is a computed jump.
11884 * loop.c (fix_bct_param): Delete unused function.
11885 (check_bct_param): Likewise.
11887 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
11889 * frame.c (__deregister_frame): Check properly for initialized object.
11891 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11893 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
11895 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11897 * jump.c (thread_jumps): check can_reverse_comparison_p before
11898 threading a reversed-condition jump.
11900 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
11901 * haifa-sched.c (update_flow_info): Likewise.
11903 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
11905 * Makefile.in (BOOT_CFLAGS): Use -O2.
11907 * configure.in (strtoul, bsearch): Have autoconf check for these
11909 * configure, config.in: Rebuilt.
11911 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
11912 * mips/mips.h (alloca): Likewise.
11913 * rs6000/xm-rs6000.h (alloca): Likewise.
11914 * rs6000/xm-sysv4.h: Likewise.
11916 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
11918 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
11919 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
11920 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
11922 * except.c (end_eh_unwinder): Subtract 1 from return address.
11923 * libgcc2.c (__throw): Likewise.
11924 (find_exception_handler): Don't change PC here. Compare end with >.
11926 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
11928 * v850.c (compute_register_save_size): Correct register
11930 * v850.md (save_interrupt, return_interrupt): Correct
11932 * v850/lib1funcs.asm (save_interrupt): Correct register number.
11933 (return_interrupt): Use stack pointer, not element pointer.
11935 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
11937 * configure.in, configure: Make sure to create the stage* and include
11938 symbolic links in each subdirectory.
11940 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
11942 * pa.md (reload_peepholes): Don't allow addresses with side
11943 effects for the memory operand.
11945 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
11947 * libgcc2.c (find_exception_handler): Subtract one from our PC when
11948 looking for a handler, to avoid hitting the beginning of the next
11951 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
11953 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
11955 * mips/abi64.h (LONG_MAX_SPEC): Define.
11956 * mips.h (LONG_MAX_SPEC): Define.
11957 (CPP_SPEC): Include long_max_spec.
11958 (EXTRA_SPECS): Include long_max_spec.
11960 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
11962 * v850.c (construct_save_jarl): Fix thinko in last change.
11964 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
11966 * version.c: Bump for snapshot.
11968 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
11970 * libgcc2.c (find_exception_handler): Not found is -1.
11972 * integrate.c (expand_inline_function): Move expand_start_bindings
11973 after expanding the arguments.
11975 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
11977 * expr.c (expand_expr): Remove previous incorrect change.
11978 If target and slot has no DECL_RTL, then call mark_addressable
11979 again for the slot after we give it RTL.
11981 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
11983 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
11984 again for the slot after we give it RTL.
11986 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
11988 * v850.c (register_is_ok_for_epilogue,
11989 pattern_is_ok_for_epilogue, construct_restore_jr,
11990 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
11992 * v850.h (pattern_is_ok_for_prologue,
11993 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
11996 * v850.md: Replace prologue and epilogue patterns with a
11997 match_parallel pattern.
11999 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
12001 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
12002 * configure.in: Use EGCS_PROG_INSTALL.
12004 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
12006 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
12007 extern inline function.
12009 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
12011 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
12012 (concat_loc_descriptor): New function.
12013 (loc_descriptor): Call it.
12014 (add_AT_location_description): Also elide the descriptor if both
12015 halves of a CONCAT are pseudos.
12016 (add_location_or_const_value_attribute): Recognize CONCAT too.
12018 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
12020 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
12022 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
12023 out-or-range reg_offset.
12024 (output_epilog): Likewise.
12026 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
12028 * cse.c (simplify_relational_operation): If MODE specifies a
12029 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
12030 is derived from the sign bit of the low word.
12032 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
12034 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
12036 * dwarf2.h: Add DW_CFA_GNU_args_size.
12037 * frame.c (execute_cfa_insn): Likewise.
12038 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
12039 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
12040 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
12041 insn, hand it off to dwarf2out_stack_adjust.
12042 (dwarf2out_begin_prologue): Initialize args_size.
12043 * frame.h (struct frame_state): Add args_size.
12044 * libgcc2.c (__throw): Use args_size.
12045 * final.c (final_scan_insn): If we push args, hand off all insns
12046 to dwarf2out_frame_debug.
12047 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
12049 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
12050 Handle epilogue restore of SP from FP.
12051 * emit-rtl.c (gen_sequence): Still generate a sequence if the
12052 lone insn has RTX_FRAME_RELATED_P set.
12054 * frame.c (extract_cie_info): Handle "e" augmentation.
12055 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
12056 absence of UNALIGNED_*_ASM_OP.
12057 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
12058 (output_call_frame_info): Use "e" instead of "z" for augmentation.
12059 Don't emit augmentation fields length.
12060 (dwarf2out_do_frame): Move outside of #ifdefs.
12061 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
12064 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
12065 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
12066 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
12067 * sparc/sun4gas.h: New file.
12068 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
12070 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
12071 __register_frame_table and __deregister_frame.
12073 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
12075 * except.c (find_exception_handler_labels): Use xmalloc instead of
12076 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
12079 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
12081 * Makefile.in: Various changes to build info files
12082 in the object tree rather than the source tree.
12084 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
12086 * fixinc.math: New file to fix math.h on some systems.
12087 * configure.in (freebsd, netbsd): Use fixinc.math on these
12089 * configure: Rebuilt.
12091 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
12093 * regmove.c (regmove_optimize): If we end up moving the
12094 original insn due to lifetime overlaps, make sure to move
12097 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
12099 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
12101 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
12103 * haifa-sched.c (add_branch_dependences): Make each insn in
12104 a SCHED_GROUP_P block explicitly depend on the previous insn.
12106 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
12108 * except.h: Prototype dwarf2 hooks.
12111 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
12113 * configure.in (native_prefix): Delete.
12114 (mips-dec-netbsd): Don't set prefix.
12115 (*linux*): Don't set prefix.
12117 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
12119 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
12120 defined. If not defined, include <sys/varargs.h> if
12121 HAVE_SYS_VARARGS_H is defined.
12122 * configure.in: Test for varargs.h and sys/varargs.h.
12123 * configure: Regenerate with autoconf.
12124 * config.in: Regenerate with autoheader.
12126 * cpplib.c (quote_string): Cast first arg of sprintf call
12127 from "unsigned char *" to "char *".
12128 (output_line_command): Ditto.
12129 (macroexpand): Ditto.
12130 (do_line): Cast atoi arg from "unsigned char *" to "char *".
12132 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
12134 * version.c: Bump for snapshot.
12136 * Makefile.in (compare): Exit with nonzero status if there
12137 are comparison failures. Note which files failed the
12138 comparison test in .bad_compare.
12140 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12142 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
12144 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
12146 * Makefile.in (LN, LN_S): New macros, use where appropriate.
12147 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
12148 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
12149 * configure: Regenerated.
12151 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
12153 * loop.c (strength_reduce): Fix typo.
12155 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
12157 * m88k/m88k.c (struct option): Rename to struct options.
12158 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
12159 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
12160 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
12161 __DOLPHIN__ or sysV88.
12163 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
12165 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
12168 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
12170 * config.sub: Accept 'amigados' for backward compatability.
12172 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12174 * Makefile.in (testsuite/site.exp): New target.
12175 (check-gcc, check-g++): Depend on testsuite/site.exp.
12176 Don't stop for failure.
12178 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
12180 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
12181 if DWARF2_UNWIND_INFO.
12183 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
12185 Add support for exception handling using DWARF 2 frame unwind info.
12186 Currently works on SPARC and MIPS, and almost on x86.
12188 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
12189 next_stack_level, in_reg_window): Helper fns.
12190 (__throw): Implement for DWARF2_UNWIND_INFO.
12192 * expr.c (expand_builtin): Handle builtins used by __throw.
12193 * tree.h (enum built_in_function): Add builtins used by __throw.
12194 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
12195 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
12196 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
12197 (expand_builtin_extract_return_addr): Likewise.
12198 (expand_builtin_frob_return_addr): Likewise.
12199 (expand_builtin_set_return_addr_reg): Likewise.
12200 (expand_builtin_eh_stub): Likewise.
12201 (expand_builtin_set_eh_regs): Likewise.
12202 (eh_regs): Choose two call-clobbered registers for passing back values.
12204 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
12205 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
12206 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
12207 (stmp-multilib): Likewise.
12208 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
12210 * except.c: #include "defaults.h".
12211 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
12212 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
12213 (register_exception_table_p): New fn.
12214 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
12215 (end_eh_unwinder): Likewise.
12217 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
12218 call __register_frame and __deregister_frame as needed.
12219 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
12220 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
12221 EH_FRAME_SECTION_ASM_OP.
12222 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
12223 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
12224 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
12226 * dwarf2out.c (output_call_frame_info): If no support for
12227 EXCEPTION_SECTION, mark the start of the frame info with a
12229 * collect2.c (frame_tables): New list.
12230 (is_ctor_dtor): Recognise frame entries.
12231 (scan_prog_file): Likewise.
12232 (main): Pass -fno-exceptions to sub-compile. Also do collection
12233 if there are any frame entries.
12234 (write_c_file_stat): Call __register_frame_table and
12235 __deregister_frame as needed.
12236 (write_c_file_glob): Likewise.
12238 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
12239 Also require unaligned reloc support.
12240 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
12241 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
12242 * sparc/sysv4.h: Not here.
12244 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
12245 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
12246 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
12248 * libgcc2.c (L_eh): Reorganize, moving code shared by different
12249 EH implementations to the top.
12250 (find_exception_handler): Split out. Start from 0. Compare against
12252 (__find_first_exception_table_match): Use it.
12253 * except.c (output_exception_table): Don't do anything if there's
12254 no table. Don't output a first entry of zeroes.
12255 (eh_outer_context): Adjust properly.
12256 (add_eh_table_entry): Use xrealloc.
12257 * toplev.c (compile_file): Just call output_exception_table.
12259 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
12261 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
12263 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
12265 * except.c (eh_outer_context): Do masking using expand_and.
12267 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
12269 Add port done awhile ago for the ARC cpu.
12270 * arc/arc.h: New file.
12271 * arc/arc.c: New file.
12272 * arc/arc.md: New file.
12273 * arc/initfini.c: New file.
12274 * arc/lib1funcs.asm: New file.
12275 * arc/t-arc: New file.
12276 * arc/xm-arc.h: New file.
12277 * ginclude/va-arc.h: New file.
12278 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
12279 * ginclude/varargs.h: Likewise.
12280 * Makefile.in (USER_H): Add va-arc.h.
12281 * configure.in (arc-*-elf*): Recognize.
12282 * longlong.h: Add ARC support.
12284 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
12286 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
12287 when clearing non-BLKmode data.
12289 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
12291 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
12292 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
12294 * xm-m88k.h (USG): Only define if it hasn't already been defined.
12296 * Makefile.in (risky-stage1): Delete gratutious whitespace.
12298 * Makefile.in (clean): Delete libgcc1-test.
12300 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
12302 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
12304 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
12307 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12309 * dwarf2out.c (output_call_frame_info): Call named_section.
12311 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
12313 * haifa-sched.c (print_value): Fix last change.
12315 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
12317 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
12320 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
12322 * mips.c (function_prologue): Set up the CFA when ABI_32.
12324 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
12325 for dwarf2 unwind info.
12326 (output_function_prologue, sparc_flat_output_function_prologue): Same.
12328 * final.c (final_end_function): Check dwarf2out_do_frame instead
12329 of DWARF2_DEBUG for dwarf2 unwind info.
12330 (final_scan_insn): Likewise.
12331 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
12334 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
12337 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
12339 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
12341 * v850.h (ASM_SPEC): Pass on target processor.
12342 (CPP_PREDEFINES): Only define if not already specified.
12343 (TARGET_VERSION): Only define if not already specified.
12344 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
12346 (EXTRA_SWITCHES): Extra entries in the switches array.
12347 (TARGET_DEFAULT): Set default target processor.
12349 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
12351 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
12352 cases, add %# and %/, and add : to make them into extended asms.
12354 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
12356 * alias.c (init_alias_analysis): Clean up incompatible pointer
12357 type warning in bzero.
12358 * regmove.c (regmove_optimize): Ditto.
12359 * haifa-sched.c (find_rgns): Ditto.
12361 * haifa-sched.c (print_value): Clean up ptr->int cast
12364 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
12366 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
12367 * install.texi (Configurations): Ditto.
12368 * config.sub: Ditto.
12370 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
12372 * Makefile.in (sdbout.o): Depend on insn-config.h.
12374 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
12376 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
12377 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
12379 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
12381 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
12382 prologue insn, only the first elt is significant.
12383 (output_call_frame_info): For exception handling, always use 4-byte
12384 fields as specified by the dwarf2 spec.
12385 Don't skip trivial FDEs.
12387 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
12389 * version.c: Bump for snapshot.
12391 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
12393 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
12394 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
12397 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
12399 * final.c (shorten_branches): During first pass, assume worst
12400 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
12402 * Makefile.in (distclean): Remove various things left around
12403 by running the testsuite.
12405 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
12407 * configure.in (out_file): Emit definition to config.status in order
12408 to have a defined value for configure.lang.
12409 * configure: Re-built.
12411 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
12413 * configure.in: Make symlink to as-new rather than as.new. Similarly
12415 * configure: Rebuilt.
12417 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
12419 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
12421 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
12423 * sparc/sparc.md: Add ultrasparc scheduling support.
12424 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
12426 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
12428 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
12429 as initial value for real_label_map.
12430 (copy_for_inline): Likewise.
12432 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12434 * sched.c (update_flow_info) When looking if to set found_split_dest
12435 or found_orig_dest, look at all parts of a PARALLEL.
12436 * haifa-sched.c (update_flow_info): Likewise.
12438 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
12440 * v850: New directory for v850 port.
12441 * v850/lib1funcs.asm: New file.
12442 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
12443 * ginclude/va-v850.h: New file.
12444 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
12445 * configure.in (mn10200-*-*): New target.
12446 * configure: Rebuilt.
12447 * config.sub: Handle v850-elf.
12448 * Makefile.in (USER_H): Add va-mn10200.h.
12449 * invoke.texi: Document v850 stuff.
12451 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
12453 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
12454 has integer TYPE_{MAX,MIN}_VALUE before using them.
12456 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
12457 __HPUX_ASM__ versions.
12459 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
12461 * install.sh: Delete duplicate install script.
12463 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
12465 * reg-stack.c (subst_stack_regs): Pop the stack register for a
12466 computed goto which sets the same stack register.
12468 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
12469 destination are both on the regstack.
12470 (subst_stack_regs_pat): Put the destination at the top of the regstack.
12472 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
12474 * mips.md (nonlocal_goto_receiver): Define.
12476 * profile.c (output_arc_profiler): Check next_insert_after for non
12477 NULL before deferencing it.
12479 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
12481 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
12483 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
12485 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
12487 * toplev.c (rest_of_compilation): For passes starting with
12488 flow_analysis, use print_rtl_with_bb instead of print_rtl.
12490 * print-rtl.c (print_rtl_single): Print a single rtl value to a
12493 * flow.c (print_rtl_with_bb): Print which insns start and end
12494 basic blocks. For the start of a basic block, also print the live
12497 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
12499 * toplev.c (main): Change #elif to #else/#ifdef
12501 * tlink.c: Include ctype.h.
12502 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
12504 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
12506 * bitmap.c: Conditionally include stdlib.h.
12507 (free): Provide a declaration if NEED_DECLARATION_FREE.
12509 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
12511 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
12513 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
12515 * profile.c (output_arc_profiler): Verify next_insert_after is an
12516 INSN before and after skipping a stack pop.
12518 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
12520 * final.c (shorten_branches): Don't count the lengths of deleted
12523 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
12525 * version.c: Bump for snapshot.
12527 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
12529 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
12530 two bitmaps ANDed together.
12531 (bitmap_print): Declare.
12533 * bitmap.c (function_obstack): Don't declare any more.
12534 (bitmap_obstack): Obstack for allocating links from.
12535 (bitmap_obstack_init): New static to say whether to initialize
12537 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
12538 (bitmap_release_memory): Free all memory allocated from
12541 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
12542 EXECUTE_IF_AND_IN_BITMAP.
12544 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
12546 * alias.c (true_dependence): Address with AND can alias scalars.
12547 (anti_dependence, output_dependence): Likewise.
12549 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
12551 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
12553 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
12554 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
12555 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
12556 definitions. Use -qrtems instead of -mrtems.
12558 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
12560 * xm-sco5.h (sys_siglist): Define.
12561 (SYS_SIGLIST_DECLARED): Likewise.
12563 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
12565 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
12567 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
12569 * except.c (eh_outer_context): Expand masking operation using
12572 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
12574 * alpha.md (floatdisf2-1): New pattern.
12576 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
12578 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
12579 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
12580 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
12581 * gcc.texi: Note that if you define sys_siglist that you should
12582 also define SYS_SIGLIST_DECLARED.
12584 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
12585 are relative to the next instruction, not the current instruction.
12587 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
12589 * local-alloc.c (contains_replace_regs): New function.
12590 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
12591 verify that there is no existing REG_EQUIV note, and add a call to
12592 contains_place_regs.
12594 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12596 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
12597 (STARTFILE_SPEC): Always use crtbegin.o%s
12598 (ENDFILE_SPEC): Always use crtend.o%s.
12600 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
12602 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
12604 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
12605 SFmode for 64 bit hosts.
12607 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
12609 * fixincludes: Permits spaces between # and define. Discard C++
12610 comments in sys/pci.h on HP/UX 10.20.
12612 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
12614 * version.c: Bump for snapshot.
12616 * pa.c (restore_unscaled_index_insn_codes): New function.
12617 (record_unscaled_index_insn_codes): Likewise.
12618 (output_function_prologue): Call restore_unscaled_index_insn_codes.
12619 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
12620 (pa_reorg): Call record_unscaled_index_insn_codes.
12622 * haifa-sched.c (move_insn): Handle notes correctly for insns
12623 with SCHED_GROUP_P set.
12625 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12627 * alpha/xm-linux.h (USE_BFD): Undef before define.
12629 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
12631 * cse.c (cse_insn): Don't record BLKmode values.
12633 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
12635 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
12637 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
12639 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
12640 * collect2.c (sys_errlist): Likewise.
12641 * cpplib.c (sys_errlist): Likewise.
12642 * gcc.c (sys_errlist): Likewise.
12643 * protoize (sys_errlist): Likewise.
12644 * configure.in: Check for strerror.
12645 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
12646 * xm-gnu.h (HAVE_STRERROR): Likewise.
12647 * xm-linux.h (HAVE_STRERROR): Likewise.
12648 * xm-netbsd.h (HAVE_STRERROR): Likewise.
12649 * xm-bsd386.h (HAVE_STRERROR): Likewise.
12650 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
12651 * xm-dos.h (HAVE_STRERROR): Likewise.
12652 * xm-mingw32.h (HAVE_STRERROR): Likewise.
12653 * xm-pa.h (HAVE_STRERROR): Likewise.
12654 * xm-papro.h (HAVE_STRERROR): Likewise.
12655 * xm-sysv4.h (HAVE_STRERROR): Likewise.
12656 * configure, config.in: Rebuilt.
12658 * Makefile.in: Add several missing "else true" clauses.
12660 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
12661 * mips-tfile.c: Likewise.
12662 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
12663 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
12664 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
12665 * configure.in: Check for sys_siglist declaration.
12666 * configure, config.in: Rebuilt.
12668 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
12670 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
12671 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
12672 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
12673 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
12674 * rs6000/sysv4.h (extra_subtarget_switches): Added new
12675 macro EXTRA_SUBTARGET_SWITCHES.
12676 * configure.in (sh*-*-rtems*): New target.
12677 * sh/rtems.h: New file.
12678 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
12679 * configure: Rebuilt.
12681 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
12683 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
12685 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
12687 * rs6000.md: Make DF fused-add operations pay attention to
12690 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
12692 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
12694 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
12696 * pa.md (reload_peepholes): Make sure operand is a REG before
12697 examining REGNO. Allow general registers too.
12699 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
12701 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
12703 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
12705 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
12706 to reallocate abbrev_die_table.
12708 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
12710 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
12712 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
12714 * Makefile.in (config.status): Depend on version.c
12716 * expr.h (insn_gen_function): Reenable prototype.
12718 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
12721 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
12723 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
12725 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
12727 * version.c: Bump for latest snapshot.
12729 * bc-optab.c: Conditionally include stdlib.h.
12730 (free): Provide a declaration if NEED_DECLARATION_FREE.
12731 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
12732 * rtl.h (free): Remove declaration.
12733 * tree.h (free): Remvoe declaration.
12735 * configure: Rebuilt.
12737 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
12739 * flags.h (flag_move_all_movables): Declare.
12740 (flag_reduce_all_givs): Likewise.
12741 * loop.c (move_movables): Handle flag_move_all_movables.
12742 (strength_reduce): Handle flag_reduce_all_givs.
12743 * toplev.c (flag_move_all_movables): Define.
12744 (flag_reduce_all_givs): Likewise.
12745 (f_options): Add -fmove-all-movables and -freduce-all-givs.
12746 * invoke.texi: Document new options, including alias stuff that
12747 wasn't included last time.
12749 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
12751 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
12752 * t-mn10200: Ditto.
12753 * t-vxsparc: Ditto.
12754 * t-vxworks68: Ditto.
12755 * t-vxworks960: Ditto.
12758 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
12760 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
12761 if not already defined, and USE_C_ALLOCA not defined.
12763 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
12765 * config.guess: Replace with script that uses ../config.guess.
12767 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
12768 if USE_GNULIBC_1 is not defined.
12770 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
12772 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
12773 * config.guess: Recognize alpha-linux-gnulibc1.
12774 * configure.in (alpha-*-linux-gnulibc1): New target.
12775 (alpha-*-linux-gnu*): Don't build crtbegin/end.
12777 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
12779 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
12782 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
12784 * loop.c (combine_movables): Earlier insns don't match later ones.
12786 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12788 * config/linux.h (CC1_SPEC): Define it only if not defined.
12790 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
12793 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
12794 USE_GNULIBC_1 is not defined.
12796 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
12798 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
12799 as 1 if USE_GNULIBC_1 is not defined.
12801 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
12803 * reorg.c (dbr_schedule): Allow current_function_return_rtx
12804 to be something other than a REG.
12805 * function.c (expand_function_end): Fix current_function_return_rtx
12806 if it was a pseudo.
12808 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
12809 * x-netbsd: Likewise
12810 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
12811 (INSTALL_HEADERS): Delete.
12812 * x-dguxbcs: Likewise.
12813 * x-hp3bsd44: Likewise
12816 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
12818 * i386.md (pop): pop increments the stack pointer.
12819 (prologue_set_stack_ptr): New pattern.
12820 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
12823 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
12825 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
12826 address where an offsettable address is required.
12828 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
12830 * loop.c (check_final_value): Don't miss a biv increment in a
12833 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
12835 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
12836 TYPE_DECL_IS_STUB instead of DECL_NAME.
12838 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12840 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
12842 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
12844 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
12846 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
12848 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
12849 (find_post_sched_live): Likewise.
12851 * haifa-sched.c (schedule_block): Remove old code to get arguments
12852 from hard regs into pseudos early.
12854 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
12856 * version.c: Bump for new snapshot.
12858 * local-alloc.c (update_equiv_regs): All the target to reject
12859 promotion of some REG_EQUAL to REG_EQUIV notes.
12860 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
12862 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
12865 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
12866 store of the argument registers.
12868 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
12870 * fold-const.c (multiple_of_p): New function.
12871 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
12873 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
12875 * expr.h (insn_gen_function): Temporarily remove prototype.
12877 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
12879 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
12880 filenames. Use sed to extract base filename for install.
12882 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
12884 * unroll.c (find_splittable_givs): Only share if two givs have the
12885 same add and multiply values.
12887 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
12889 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
12890 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
12892 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
12894 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
12895 around branch tables.
12896 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
12897 and .end_brtab directives if TARGET_GAS.
12899 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
12901 * alias.c (true_dependence): Pass x_addr not x to varies.
12903 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
12904 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
12905 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
12907 * config.in, configure: Regenerate.
12909 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
12911 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
12913 (record_set): Handle LO_SUM like PLUS.
12914 (init_alias_analysis): When following chains of base addresses,
12915 do not stop on reaching a hard register.
12917 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
12919 * version.c: Bump for new snapshot.
12921 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
12923 * alpha.h (ARCH_ASM_FILE_START): Define.
12924 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
12925 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
12927 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
12929 * Makefile.in (install-common): Put gcov comment at start of line.
12931 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
12933 * alias.c (init_alias_analysis): When simplifying the reg_base_value
12934 array, simplify entries for hard registers too.
12936 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
12938 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
12941 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
12943 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
12944 block_stack before dereferencing it.
12946 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
12948 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
12950 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
12952 * cplus-dem.c: Add 'extern' to prepends_underscore.
12954 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
12956 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
12957 (get_issue_rate): Delete.
12958 * pa.h (ISSUE_RATE): Define.
12960 * configure.in: Turn on haifa by default for the PA.
12961 * configure: Rebuilt.
12962 * pa.c (override_options): Accept -mschedule=7200 option.
12963 (pa_adjust_cost): No longer need to scale costs for newer
12965 * pa.h (enum processor_type): Add PROCESSOR_7200.
12966 * pa.md: Revamp scheduling parameters to work better with
12967 haifa. Add scheduling parameters for the 7200.
12969 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
12971 (schedule_block): When adjusting basic_block_{head,end}, account
12972 for movement of SCHED_GROUP_P insns too.
12974 * haifa-sched.c (debug_dependencies): Fix thinko.
12976 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
12977 (site.exp, check, check-g++, check-gcc): New targets.
12979 * haifa-sched.c: Make lots of variables static.
12981 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12983 * expr.h, real.h: Finish prototyping.
12985 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
12987 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
12988 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
12989 * reload1.c: Undo bugfix from Aug 11.
12991 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
12993 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
12994 quotes around the name.
12995 * configure: Regenerate.
12997 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
12999 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
13001 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
13003 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
13004 to sub-makes to avoid building more passes than the user might have
13005 requested on the command line.
13007 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
13009 * configure.in: Expurgate `broken_install' (install is
13012 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
13015 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
13017 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
13018 functions and declarations.
13019 (analyze_loop_iterations): Use condjump_p.
13020 (insert_bct): Likewise. Use exact_log2.
13022 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
13024 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
13025 (schedule_region): Likewise.
13026 (schedule_insns): Likewise.
13028 * PROJECTS: Update with Haifa stuff.
13030 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
13032 * version.c: Change the version string to look like:
13033 egcs-2.90.00 970814 (gcc2-970802 experimental).
13035 * loop.c (is_conditional_branch): Make definition match declaration.
13037 * gcc.c: Take out experimental snapshot warning message.
13039 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
13041 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
13042 print out the names of the notes. Print out the name of the insn
13043 that is not a note, and not an {,CALL_,JUMP_}INSN.
13045 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
13047 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
13048 again for the slot after we give it RTL.
13050 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
13052 * configure.in (haifa configury): Fix typo.
13053 * configure: Regenerate.
13055 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
13057 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
13059 * gcc.info*: Rebuilt.
13061 * COPYING.g77, README.g77: New files.
13062 * real.c (ereal_unto_float, ereal_unto_double): New functions.
13063 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
13064 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
13066 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
13068 * Integrate Haifa instruction scheduler.
13069 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
13070 to sched with $(SCHED_CFLAGS.
13071 * configure.in: Handle --enable-haifa.
13072 * configure: Rebuilt.
13073 * flags.h: Add new flags for haifa instruction scheduler.
13074 * genattrtab.c (expand_units): For haifa, don't subtract one
13075 when computing blockage.
13076 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
13077 (flag_schedule_speculative): Ditto.
13078 (flag_schedule_speculative_load): Ditto.
13079 (flag_schedule_speculative_load_dangerous): Ditto.
13080 (flag_schedule_reverse_before_reload): Ditto.
13081 (flag_schedule_reverse_after_reload): Ditto.
13082 (flag_branch_on_count_reg): Ditto.
13083 (f_options): Add Haifa switches.
13084 (main): Turn off some Haifa options if appropriate macro is
13085 defined. Process Haifa switches.
13086 * unroll.c (iteration_info): No longer static, since Haifa
13088 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
13089 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
13090 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
13091 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
13092 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
13093 storage for the Haifa scheduler.
13094 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
13096 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
13097 are defined, call analyze_loop_iterations and insert_bct to use
13099 (record_giv): Refine test for jumps out of loops if HAIFA is
13101 (analyze_loop_iterations): New function to identify if we can use
13103 (insert_bct): Insert countdown loop.
13104 (instrument_loop_bct): Low level code to insert countdown loop.
13105 (loop_number): Calculate UID of loop.
13106 (indirect_jump_in_function_p): Return true if an indirect jump is
13108 (is_power_of_2): Return true if value is a power of 2.
13109 (is_conditional_branch): Return true if insn is a conditional
13111 (fix_bct_param): Process -fbct-{min,max}-N switches.
13112 (check_bct_param): Return true if loop should be instrumented.
13113 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
13114 (loop_optimize): Initialize.
13115 (get_condition_for_loop): Ditto.
13116 * loop.c (strength_reduce): Inside of code that uses #ifdef
13117 HAVE_decrement_and_branch_on_count code, test it to make sure the
13119 (instrument_loop_bct): Ditto.
13120 * haifa-sched.c: New file.
13123 * Integrate regmove pass.
13124 * Makefile.in (OBJS): Add regmove.o
13125 (regmove.o): Add dependencies.
13126 * flow.c (find_use_as_address): No longer static.
13127 * rtl.h (find_use_as_address): Declare.
13128 * toplev.c (regmove_dump, flag_regmove): Define.
13129 (f_options): Add -fregmove.
13130 (regmove_dump_file, regmove_time): Define.
13131 (fatal_insn): Close the regmove dump file.
13132 (compile_file): Initialize regmove_time; open/close the regmove dump
13133 file as needed. Print regmove time as needed.
13134 (rest_of_compilation): Run regmove pass if requested, dump
13135 RTL after regmove if requested.
13136 (main): If -O2 or more, turn on regmove. Handle dump switches.
13137 * regmove.c: New file.
13139 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
13141 * Integrate tlink patch from jason@cygnus.com
13142 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
13143 (process_command): Increment n_switches for them. Don't discard
13144 their args. Validate them.
13145 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
13147 (process_command): Set include_prefixes from COMPILER_PATH.
13148 (main): Set COLLECT_GCC_OPTIONS sooner.
13149 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
13150 * tlink.c, hash.c, hash.h: New files.
13151 * Makefile.in (USE_COLLECT2): Always use collect2.
13152 (collect2): Depend on and link in hash.o and tlink.o.
13153 (tlink.o, hash.o): Add dependencies.
13155 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
13157 * Integrate alias analysis changes from jfc@mit.edu
13158 * Makefile.in (OBJS): Add alias.o
13159 (alias.o): Add dependencies.
13160 * alias.c: New file.
13161 * sched.c: Remove alias analysis code. It lives in alias.c now.
13162 (sched_analyze_2): Add new arguments to true_dependence.
13163 (schedule_insns): Always call init_alias_analysis.
13164 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
13165 mark return value from such functions as a pointer and keep track of
13166 them for alias analysis. If a return value from a function is a
13167 pointer, mark it as such.
13168 * combine.c (distribute_notes): Handle REG_NOALIAS.
13169 * cse.c (struct write_data): Delete. No longer needed.
13170 (invalidate): Don't call set_nonvarying_address_components anymore.
13171 Use true_dependence to decide if an entry should be removed from
13173 (invalidate_memory): Remove WRITES argument, simplify appropriately.
13175 (note_mem_written): Similarly for WRITE_PTR argument.
13176 (invalidate_from_clobbers): Similarly for W argument.
13177 (invalidate_for_call): Remove memory elements from the hash table.
13178 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
13179 (cse_rtx_varies_p): New function. Derived from old
13180 cse_rtx_addr_varies_p.
13181 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
13182 Don't call note_mem_written anymore. Stack pushes invalidate the stack
13183 pointer if PUSH_ROUNDING is defined. No longer need to call
13184 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
13185 (skipped_writes_memory): Remove variable.
13186 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
13187 (invalidate_skipped_block): Simplify for new alias analysis code.
13188 (cse_set_around_loop): Likewise.
13189 (cse_main): Call init_alias_analysis.
13190 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
13191 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
13192 (f_options): Add new alias checking arguments.
13193 (main): Set flag_alias_check when optimizing.
13194 * local_alloc (validate_equiv_mem_from_store): Add new arguments
13195 to true_dependence.
13196 (memref_referenced_p): Likewise.
13197 * loop.c (NUM_STORES): Increase to 30.
13198 (prescan_loop): Only non-constant calls set unknown_address_altered.
13199 (invariant_p): Add new arguments to true_dependence.
13200 (record_giv): Initialize unrolled and shared fields.
13201 (emit_iv_add_mult): Call record_base_value as needed.
13202 * loop.h (struct induction): Add unrolled and shared fields.
13203 * unroll.c (unroll_loop): Call record_base_value as needed.
13204 (copy_loop_body): Likewise.
13205 (final_biv_value): Likewise.
13206 (final_giv_value): Likewise.
13207 (find_splittable_regs): Likewise. Only create one new pseudo
13208 if we have multiple address GIVs that were combined with the same
13209 dst_reg GIV. Note when a new register is created due to unrolling.
13210 * rtl.c (reg_note_name): Add REG_NOALIAS.
13211 * rtl.h (enum reg_note): Similarly.
13212 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
13213 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
13214 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
13215 (true_dependence, read_dependence, anti_dependence): Likewise.
13216 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
13217 (mark_user_reg, mark_reg_pointer): Likewise.
13220 * Integrate reload bugfix from Wilon which enables the PA port
13221 to bootstrap again.
13222 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
13223 OPERAND_ADDRESS when computing how many registers an insn needs.
13224 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
13226 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
13227 OPADDR_ADDR reload.
13228 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
13229 in reload_reg_use_in_op_addr do not reach the end.
13230 do not reach the end.
13231 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
13232 RELOAD_FOR_OPERAND_ADDRESS.
13234 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
13236 * egcs project officially starts.
13239 add-log-time-format: current-time-string