1 Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com>
3 * h8300.c (print_operand): Delete %L support.
4 * h8300.md (branch_true, branch_false): Use %= with a prefix
5 instead of %L for local branch labels.
7 Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
9 * reload1.c (emit_reload_insns): Use proper register classes for
10 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code.
12 Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
14 * reload.c (find_reloads): If there are multiple
15 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for
16 one operand, change RELOAD_FOR_INPADDR_ADDRESS /
17 RELOAD_FOR_OUTADDR_ADDRESS for all but the first
18 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads.
20 Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
22 * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before
25 Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com>
27 * expr.c (emit_group_load, emit_group_store): Rewrite considering
28 the size and alignment of the structure being manipulated.
29 * expr.c, calls.c, function.c: Update all callers.
30 * expr.h: Update prototypes.
31 * cse.c (invalidate): Cope with parallels.
33 Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com>
35 * sparc.c (function_arg_record_value): Take a MODE arg with which to
36 create the PARALLEL. Update all callers.
38 Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com>
40 * expr.c (expand_assignment, store_constructor, expand_expr): Use
41 convert_memory_address instead of convert_to_mode when possible.
43 Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com>
45 * alpha.c (alpha_initialize_trampoline): Take arguments describing
46 the layout. Use ptr_mode. Disable hint generation. Use gen_imb.
47 * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func.
48 (TRANSFER_FROM_TRAMPOLINE): Move ...
49 * alpha/osf.h: ... here.
50 * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline.
51 (TRANSFER_FROM_TRAMPOLINE): Remove undef.
52 * alpha/win-nt.h: Likewise.
53 * alpha/vxworks.h: Likewise.
55 * alpha/linux.h: Revert gcc2 merge lossage.
57 Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
59 * c-decl.c (grokdeclarator): Don't warn about implicit int in
62 Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com>
64 * i386.c (asm_output_function_prefix): Make 686 function
65 prologues not issue .types for non-global lables.
67 Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru>
69 * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int".
70 (WCHAR_TYPE_SIZE): Update appropriately.
72 Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com)
74 * flow.c (recompute_reg_usage): Does not return a value.
75 * rtl.h (recompute_reg_usage): Update prototype.
77 * jump.c (jump_optimize): Show that the jump chain is not
78 valid when not optimizing.
80 Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com>
82 * rtl.def (CONSTANT_P_RTX): New.
83 * rtl.h (CONSTANT_P): Recognize it.
84 * cse.c (fold_rtx): Eliminate it.
85 * expr.c (can_handle_constant_p): New variable.
86 (init_expr_once): Initialize it.
87 (expand_builtin): Generate CONSTANT_P_RTX if the expression is not
88 immediately recognizable as a constant.
90 * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX.
91 (reg_or_8bit_operand, cint8_operand, add_operand): Likewise.
92 (sext_add_operand, and_operand, or_operand): Likewise.
93 (reg_or_cint_operand, some_operand, input_operand): Likewise.
94 * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed.
96 1998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net>
98 * dbxout.c (dbxout_type_methods): Remove warn_template_debugging.
100 Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
102 * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second
103 argument, which is typically preprocessor code used to draw in
104 additional header files when looking for a function declaration.
105 (GCC_NEED_DECLARATIONS): Likewise.
107 * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit
108 and setrlimit, search for them in sys/resource.h.
110 * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and
111 NEED_DECLARATION_SETRLIMIT.
113 * system.h: Prototype getrlimit/setrlimit if necessary.
115 Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com>
117 * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended
120 Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
122 * rs6000/sysv4.h (asm output): add tabs for asm directives.
124 Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
126 * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS.
128 Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
130 * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'.
131 Don't define NULL here. Also, remove all vestiges of autoconf
132 based checks for bcmp/bcopy/bzero/index/rindex.
134 * system.h: Immediately after including stdio.h, check for and if
135 necessary provide a default definition of NULL.
137 Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com>
139 * reload1.c (reload_cse_simplify_operands): Call
140 fatal_insn_not_found, not abort.
142 Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com)
144 * choose-temp.c (make_temp_file): Accept new argument for the
145 file suffix to use. Allocate space for it and add it to the
147 * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument
148 for the length of the suffix. Update template struture checks
149 to handle optinal suffix.
150 * collect2.c (make_temp_file): Update prototype.
151 (main): Put proper suffixes on temporary files.
152 * gcc.c (make_temp_file): Update prototype.
153 (do_spec_1): Put proper suffixes on temporary files.
155 Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr>
157 * invoke.texi: Document new implicit structure initialization
160 Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com)
162 * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for
165 * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO.
167 Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
169 * Makefile.in (fix-header): Don't needlessly depend on cpperror.o.
171 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to
172 void since it is evaluated in a comma list.
174 * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM'
175 argument as a long and cast `NUM' to long to ensure it is of the
176 proper width. Wrap macro arguments in parens when they appear in
179 * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
181 * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
182 (ASM_DECLARE_RESULT): Fix fprintf format specifier to match
183 function argument return type.
184 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P,
185 REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'.
187 * cpplib.c (cpp_message_from_errno): Remove unneeded argument to
190 * dbxout.c: Fix the comments after an #endif to reflect the actual
191 condition tested in the preceding #if.
193 * except.c (find_all_handler_type_matches): Switch to old-style
196 * expr.c (expand_builtin): Remove unused variable `type' twice.
198 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it
201 * haifa-sched.c (print_insn_chain): Remove unused function.
203 * objc/objc-act.c (build_msg_pool_reference): Hide prototype and
206 * toplev.c: When testing whether to include dbxout.h, also include
207 it when XCOFF_DEBUGGING_INFO is defined.
209 * unroll.c (unroll_loop): Add parentheses around assignment used
212 Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com>
214 * config/lb1spc.asm (.div, .udiv): Replace routines.
216 Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com>
218 * rtl.h: Update comment about special gen_rtx variants.
219 * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM.
221 Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com)
223 * choose-temp.c (choose_temp_base): Restore original variant of
224 this function for compatibility.
225 (make_temp_file): This is the new, preferred interface to create
227 * collect2.c (choose_temp_base): Delete declaration.
228 (make_temp_file): Declare.
229 (temp_filename_length, temp_filename): Delete.
230 (main): Use make_temp_file to get temporary files. Use --lang-c
231 to force the resulting ctort/dtor file to be compiled with the C
232 compiler. Make sure to remove temporary files on all exit paths.
233 * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is
235 (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is
237 (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined.
239 Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
241 * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and
244 * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR,
245 NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD.
247 * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls.
248 (my_strerror): Add prototype and make it static.
250 * collect2.c: Likewise.
252 * cpplib.c: Likewise.
254 * gcc.c: Likewise, but keep `my_strerror' extern.
256 * protoize.c: Likewise.
258 * pexecute.c (my_strerror): Add argument to prototype.
260 * system.h: Add prototypes for getcwd, getwd and strerror. Add
261 extern decls for sys_nerr and sys_errlist. Make abort decl
264 * getpwd.c: Remove decls for getwd and getcwd.
266 Sun Jun 28 02:11:16 PDT 1998 Jeff Law (law@cygnus.com)
268 * version.c: Bump for snapshot.
270 Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com>
272 * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead
273 of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p.
274 Allow FP moves to be optimized.
275 (rtx_unsafe_p): Delete.
277 Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com>
279 * objc/archive.c: Remove <string.h> prototypes.
281 Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com)
283 * tm.texi (NEED_MATH_LIBRARY): Document new target macro.
285 * Makefile.in (gencheck): Remove $(TREE_H) dependency.
287 Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu>
289 * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition.
290 * dsp16xx.c (next_cc_user_unsigned): New function.
291 Remove save_next_cc_user_code.
292 (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
293 * dsp16xx.md: Call next_cc_user_unsigned instead of using
294 save_next_cc_user_code.
295 Use gen_rtx_* functions instead of gen_rtx.
297 Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
299 * rs6000.c: Add trap_comparison_operator to PREDICATE_CODES.
301 Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com)
303 * flow.c (count_reg_sets): New function.
304 (count_reg_sets_1, count_ref_references): Likewise.
305 (recompute_reg_usage): Likewise.
306 * rtl.h (recompute_reg_usage): Add prototype.
307 * toplev.c (rest_of_compilation): Call recompute_reg_usage just
308 before local register allocation.
310 Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com>
312 * alpha.md (negsf, negdf): Revert Jan 22 change.
314 Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
316 * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t.
317 (mkstemp): Remove size specifier for variable `letters'. Call
318 gettimeofday, not __gettimeofday.
320 * Makefile.in (EXPR_H): New dependency variable.
321 (c-typeck.o): Depend on $(EXPR_H) instead of expr.h.
322 (c-iterate.o): Likewise.
323 (gencheck): Depend on $(TREE_H) instead of tree.h, etc.
324 (stor-layout.o): Depend on $(EXPR_H) instead of expr.h.
325 (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h.
326 (varasm.o): Depend on $(EXPR_H) instead of expr.h.
327 (function.o): Likewise.
329 (except.o): Likewise.
332 (expmed.o): Likewise.
333 (explow.o): Likewise.
334 (optabs.o): Likewise.
335 (sdbout.o): Likewise.
336 (dwarf2out.o): Likewise.
337 (emit-rtl.o): Likewise.
338 (integrate.o): Likewise.
341 (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of
343 (loop.o): Depend on $(EXPR_H) instead of expr.h.
344 (unroll.o): Likewise.
345 (combine.o): Likewise.
346 (reload.o): Likewise.
347 (reload1.o): Likewise.
348 (caller-save.o): Likewise.
350 (alias.o): Don't depend on insn-codes.h.
351 (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h.
352 (insn-emit.o): Depend on $(EXPR_H) instead of expr.h.
353 (insn-opinit.o): Likewise.
355 Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com)
357 * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp
359 * gcc.c (MKTEMP_EACH_FILE): Define.
360 (main): No need to call choose_temp_base if we are going to
361 use choose_temp_base to create each file later.
362 * mkstemp.c: New file. Adapted from glibc.
363 * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o
364 (mkstemp.o): Add dependencies.
366 * configure.in (gettimeofday): Check for its existance.
367 * config.in (HAVE_GETTIMEOFDAY): Define.
368 * configure: Rebuilt.
370 1998-06-26 Michael Meissner <meissner@cygnus.com>
372 * rs6000.md (ne 0, non power case): Add missing & constraint.
374 (negative abs insns): Add pattern names.
376 Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk>
378 * Makefile.in (install-info): Run install-info program in separate
381 Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com>
383 * haifa-sched.c (schedule_block): Add hooks for the machine
384 description to reorder the ready list, and update how many more
385 instructions can be issued this cycle.
386 * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document.
388 Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
390 * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P):
391 Explicitly mark the constant being compared against as unsigned.
392 * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table):
393 Fully initialize final members.
394 (mem_aligned_8): Explicit init of offset to zero.
395 (output_function_prologue): Explicit init of n_regs to zero.
396 (output_function_epilogue): Likewise, and mark arg size as
398 (init_cumulative_args): Mark libname and indirect as unused.
399 (function_arg_pass_by_reference): Likewise for cum and named.
400 (sparc_builtin_saveregs): Likewise for arglist.
401 (sparc_flat_eligible_for_epilogue_delay): Likewise for slot.
403 Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com)
405 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload
408 * arm.h (arm_adjust_cost): Renamed bogus prototype from
410 (bad_signed_byte_operand): Add prototype.
411 * arm.c (arm_override_options): Make I unsigned.
412 (const_ok_for_arm): Add casts to the constants.
413 (load_multiple_operation): Don't redeclare elt in sub-block.
414 (arm_gen_movstrqi): Delete external declaration of optimize.
415 (gen_compare_reg): Declare parameter fp.
417 * arm.c (final_prescan_insn): Only initialize scanbody if the insn
420 Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * alpha.c: Include system.h and toplev.h.
423 (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
424 (const48_operand): Likewise.
425 (mode_width_operand): Likewise.
426 (mode_mask_operand): Likewise.
427 (mul8_operand): Likewise.
428 (current_file_function_operand): Likewise.
429 (signed_comparison_operator): Likewise.
430 (divmod_operator): Likewise.
431 (any_memory_operand): Likewise.
432 (alpha_return_addr): Likewise for parameter `frame'.
433 (alpha_builtin_saveregs): Likewise for parameter `arglist'.
434 (vms_valid_decl_attribute_p): Likewise for parameters `decl' and
436 (alpha_start_function): Likewise for parameter `decl'. Use
437 HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format
438 specifiers. Remove unused variables `lab' and `name'.
439 (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED.
440 (check_float_value): Likewise for parameter `overflow'.
441 (alpha_need_linkage): Likewise for parameters `name' and `is_local'.
443 * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as
445 (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf.
446 (ASM_OUTPUT_CHAR): Likewise.
447 (ASM_OUTPUT_BYTE): Likewise.
448 (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to
450 (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition.
451 Add prototypes for functions in alpha.c.
453 * alpha.md (ashldi3): Add default case in switch.
455 1998-06-26 Manfred Hollstein <manfred@s-direktnet.de>
457 * Makefile.in (gcc_version, gcc_version_trigger): New macros.
458 (version): Initialize from $(gcc_version).
460 * configure.in (version): Rename to gcc_version.
461 (gcc_version_trigger): New variable; call AC_SUBST for it and
462 emit it into the generated config.status.
463 * configure: Regenerate.
465 Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com>
467 * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of
468 nodes that are not expressions.
470 Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com>
472 * invoke.texi (-fstrict-aliasing): Document.
473 * rtl.texi (MEM_ALIAS_SET): Document.
475 * flags.h (flag_strict_aliasing): Declare.
476 * toplev.c (flag_strict_aliasing): Define.
477 (f_options): Add -strict-aliasing.
478 (main): Set flag_strict_aliasing if -O2 or higher.
480 * tree.h (tree_type): Add alias_set field.
481 (TYPE_ALIAS_SET): New macro.
482 (TYPE_ALIAS_SET_KNOWN_P): Likewise.
483 (get_alias_set): Declare.
484 * tree.c (lang_get_alias_set): Define.
485 (make_node): Initialize TYPE_ALIAS_SET.
486 (get_alias_set): New function.
487 * print-tree.c (print_node): Dump the alias set for a type.
489 * c-tree.h (c_get_alias_set): Declare.
490 * c-common.c (c_get_alias_set): New function.
491 * c-decl.c (init_decl_processing): Set lang_get_alias_set.
493 * expr.c (protect_from_queue): Propogage alias sets.
494 (expand_assignment): Calculate alias set for new MEMs.
495 (expand_expr): Likewise.
496 * function.c (put_var_into_stack): Likewise.
497 (put_reg_into_stack): Likewise.
498 (gen_mem_addressof): Likewise.
499 (assign_parms): Likewise.
500 * stmt.c (expand_decl): Likewise.
501 * varasm.c (make_decl_rtl): Eliminate redundant clearing of
502 DECL_RTL. Calculate alias set for new MEMs.
504 * rtl.def (REG): Add dummy operand.
505 (MEM): Add extra operand to store the MEM_ALIAS_SET.
506 * rtl.h (MEM_ALIAS_SET): New macro.
507 (gen_rtx_MEM): Declare.
508 * emit-rtl.c (gen_rtx_MEM): New function.
509 * gengenrtl.c (sepcial_rtx): Make MEMs special.
511 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro.
512 (DIFFERENT_ALIAS_SETS_P): Likewise.
513 (canon_rtx): Propogate the alias set to the new MEM.
514 (true_dependence): Check the alias sets.
515 (anti_dependence): Likewise.
516 (output_dependence): Likewise.
517 * explow.c (stabilize): Progoate alias sets.
518 * integrate.c (copy_rtx_and_substitute): Likewise.
519 * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P
520 in an unpredictable state. Propogate alias sets.
521 * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which
522 we have no alias information.
524 Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
526 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h.
527 (find_all_handler_type_matches): Add function prototype.
528 * eh-common.h (CATCH_ALL_TYPE): Definition added.
529 * except.c (find_all_handler_type_matches): Add function to find all
530 runtime type info in the exception table.
531 (output_exception_table_entry): Special case for CATCH_ALL_TYPE.
533 Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
535 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h.
537 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow',
538 `yhigh' and `bit' into the scope in which they are used.
539 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1',
540 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'.
542 * rs6000.c: Move include of output.h below tree.h. Include toplev.h.
543 (any_operand): Mark unused parameters `op' and `mode' with
545 (count_register_operand): Likewise for parameter `mode'.
546 (fpmem_operand): Likewise.
547 (short_cint_operand): Likewise.
548 (u_short_cint_operand): Likewise.
549 (non_short_cint_operand): Likewise.
550 (got_operand): Likewise.
551 (got_no_const_operand): Likewise.
552 (non_add_cint_operand): Likewise.
553 (non_logical_cint_operand): Likewise.
554 (mask_operand): Likewise.
555 (current_file_function_operand): Likewise.
556 (small_data_operand): Likewise for parameters `op' and `mode' but
557 only when !TARGET_ELF.
558 (init_cumulative_args): Mark parameters `libname' with
560 (function_arg_pass_by_reference): Likewise for parameters `cum',
562 (expand_builtin_saveregs): Likewise for parameter `args'.
563 (load_multiple_operation): Likewise for parameter `mode'.
564 (store_multiple_operation): Likewise.
565 (branch_comparison_operator): Likewise.
566 (secondary_reload_class): Likewise.
567 (print_operand): Add parentheses around & operation.
568 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED.
569 (output_epilog): Likewise. Cast argument to fprintf to int.
570 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED.
571 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl',
572 `attributes', `identifier' and `args'.
573 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'.
574 (rs6000_comp_type_attributes): Likewise for parameters `type1' and
576 (rs6000_set_default_type_attributes): Likewise for parameter `type'.
578 * rs6000.h (RTX_COSTS): Add parentheses around & operation.
579 (toc_section, private_data_section, trap_comparison_operator): Add
582 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add
585 * xcoffout.c: Include toplev.h, outout.h and dbxout.h.
587 * xcoffout.h (stab_to_sclass, xcoffout_begin_function,
588 xcoffout_begin_block, xcoffout_end_epilogue,
589 xcoffout_end_function, xcoffout_end_block,
590 xcoff_output_standard_types, xcoffout_declare_function,
591 xcoffout_source_line): Add prototypes.
593 Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com>
595 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM,
596 noticed by grahams@rcp.co.uk.
598 Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com>
600 * gcc.c (default_compilers): Use new | syntax to eliminate
601 string concatenation.
603 Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com>
605 * alpha.c (alpha_function_name): Delete.
606 (alpha_ra_ever_killed): Notice current_function_is_thunk.
607 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise.
608 (alpha_start_function): Reorg from output_prologue.
609 (alpha_end_function): Reorg from output_epilogue.
610 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function.
611 (ASM_DECLARE_FUNCTION_SIZE): New.
612 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
613 (PROFILE_BEFORE_PROLOGUE): Set.
614 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function.
615 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
617 Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com)
619 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
621 1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
623 * expr.c (expand_assignment): Rework address calculation for structure
624 field members to expose more invariant computations to the loop
626 (expand_expr): Likewise.
628 Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com)
630 * local-alloc.c (block_alloc): Do not try to avoid false dependencies
631 when SMALL_REGISTER_CLASSES is nonzero.
633 Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de>
635 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol.
637 Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu>
639 * expr.c (get_memory_rtx): New function.
640 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin
643 * expmed.c (init_expmed): Initialize all elements of *_cost arrays.
645 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
647 * explow.c: Likewise.
648 * combine.c: Likewise.
649 * reload1.c: Likewise.
652 Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com>
654 * README.gnat: Add patch for new lang_decode_options interface.
656 Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
658 * except.c (start_catch_handler): Do nothing if EH is not on.
660 1998-06-24 Manfred Hollstein <manfred@s-direktnet.de>
662 * configure.in (gxx_include_dir): Initialize default value depending on
663 new flag --enable-version-specific-runtime-libs; remove superfluous
664 default initialization afterwards.
665 * configure: Regenerate.
667 Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
669 * toplev.c (rest_of_compilation): Revert May 15 change.
671 Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com>
673 * reload.c (find_reloads): Fix check for failure to match any
674 alternative, to account for Mar 26 change in initial "best" cost.
676 Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com>
678 * cpplib.c (do_line): Typo broke #line directive.
679 (cpp_message_from_errno): New function.
680 (cpp_error_from_errno): Call cpp_message_from_errno.
681 * cpplib.h (cpp_message_from_errno): New function.
683 Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
685 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New
686 functions to return exception descriptor information.
687 (find_exception_handler): Pass match_info field to runtime matcher,
688 not a descriptor table entry.
690 Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk>
692 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to
693 accompany previous Makefile.in (install-info) change.
695 Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
697 * eh-common.h (struct __eh_info): Remove coerced value field.
698 * libgcc2.c (find_exception_handler): Don't set coerced_value field.
699 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use
700 POINTER_SIZE instead of Pmode.
701 (expand_start_all_catch): Call start_catch_handler() if we are not
702 using new style exceptions.
704 Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com>
706 * varasm.c (assemble_variable): Remove reference to warn_bss_align.
708 Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
710 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2,
711 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3,
712 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto,
713 splits and peepholes): Change remaining generic gen_rtx calls to
714 specific genrtl ones.
715 * config/sparc/sparc.c: Likewise.
717 Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com>
719 * gcc.c (handle_braces): Recognize | between options as an or.
721 Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com)
723 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
724 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
726 * i386.md (exception_receiver): Define.
728 Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com>
730 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME,
731 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables.
732 (install-common): Use them.
734 * gcse.c (add_label_notes): New function.
735 (pre_insert_insn): Call it.
736 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and
737 pass the label to set_label_in_map.
739 Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk>
741 * Makefile.in (install-info): Fix typpo in previous change.
743 Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com>
745 * varasm.c (assemble_variable): Emit alignment warning.
747 Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
749 * Makefile.in (varasm.o): Depend on sdbout.h.
750 (sdbout.o): Depend on toplev.h.
752 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and
755 * final.c (shorten_branches): Cast first arg of `bzero' to char *.
757 * genextract.c (main): When creating insn-extract.c, mark variable
758 `i' with ATTRIBUTE_UNUSED.
760 * genpeep.c (main): When creating insn-peep.c, mark variables
761 `insn', `x' and `pat' with ATTRIBUTE_UNUSED.
763 * objc/init.c (__objc_tree_print): Wrap function definition in
766 * objc/objc-act.c (encode_array): Cast sprintf argument to `long'
767 and use %ld specifier.
768 (adorn_decl): Likewise, twice.
770 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
772 * sdbout.c: Include output.h and toplev.h.
773 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
774 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so.
775 (PUT_SDB_SIZE): Likewise.
777 * sdbout.h (sdbout_mark_begin_function): Add prototype.
779 * stmt.c (check_for_full_enumeration_handling): Cast argument of
780 `warning' to long and use %ld specifier.
782 * toplev.c (main): Likewise for `fprintf'.
784 * toplev.h (output_file_directive): Add prototype.
786 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
788 (precondition_loop_p): Likewise.
790 * varasm.c Include sdbout.h.
791 (assemble_static_space): Move sometimes-unused variable `rounded'
792 into the scope in which it is used.
794 * mips.c (gpr_mode): Don't say `static' twice.
796 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal.
798 * objc/objc-act.c (init_selector): Hide prototype and definition.
800 * optabs.c (gen_cond_trap): Remove unused variable `icode'.
802 * regmove.c (copy_src_to_dest): Likewise for `i'.
804 * mips-tfile.c (add_local_symbol): Cast width format specifier to int.
805 (add_ext_symbol): Likewise.
806 (add_file): Likewise.
807 (parse_def): Likewise.
808 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix
809 remaining format specifiers and arguments.
810 (write_object): Likewise, several times.
811 (read_seek): Likewise.
812 (out_of_bounds): Likewise.
813 (allocate_cluster): Likewise.
816 (xrealloc): Likewise.
819 * mips-tdump.c (print_symbol): Likewise.
821 Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk>
823 * Makefile.in (install-info): Use install-info program if
824 available, per GNU standard.
826 Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com)
828 * invoke.texi: Document -mrelax for the mn10300 and mn10200.
830 * basic-block.h (init_regset_vector): Delete declaration.
831 * flow.c (init_regset_vector): Make it static and add a prototype.
833 * bitmap.h (debug_bitmap): Declare.
835 * haifa-sched.c (debug_ready_list): Make static.
837 * toplev.h (fancy_abort): Declare.
839 Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org)
841 * basic-block.h (init_regset_vector): New declaration.
843 * Makefile.in (sdbout.o): Add insn-codes.h to dependency.
845 * global.c: Include machmode.h amd move hard-reg-set.h before
848 * haifa-sched.c (insn_issue_delay, birthing_insn_p,
849 adjust_priority, print_insn_chaino): New declaration.
850 (schedule_insns): Remove declaration.
851 (init_target_units, get_visual_tbl_length,
852 init_block_visualization): Add prototype.
854 * integrate.c (pushdecl, poplevel): Remove declaration.
856 * rtl.h (expand_expr): Remove declaration.
858 * loop.c (oballoc): Remove declaration.
859 (replace_call_address): Add prototype.
861 Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com)
863 * version.c: Bump for snapshot.
865 Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com)
867 * i386.c (output_fp_conditional_move): Don't bother handling
868 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns
869 prevent this from happening.
871 * i386.md (nonlocal_goto_receiver): Delete.
873 Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org)
875 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and
877 (INSTALL): cd $(srcdir) before make.
879 * flow.c (allocate_for_life_analysis, init_regset_vector):
882 * function.h (get_first_block_beg): New declaration.
884 * gbl-ctors.h (__do_global_dtors): Add prototype.
886 * gcov-io.h (__fetch_long): New declaration.
887 (__store_long): Likewise.
888 (__read_long): Likewise.
889 (__write_long): Likewise.
891 * gcov.c (print_usage): New declaration.
893 * Makefile.in (c-iterate.o): Depend on insn-codes.h too.
895 Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com)
897 * calls.c (expand_call): Initialize "src" and "dest".
898 * stmt.c (expand_return): Likewise.
899 * expmed.c (extract_split_bit_field): Similarly for "result"
900 * gcse.c (compute_hash_table): Mark first arg as unused.
901 * jump.c (jump_optimize): Initialize reversep.
902 * tree.c (make_node): Initialize length.
904 * c-common.c (check_format_info): Initialize length_char and
905 fci to keep -Wall quiet.
907 * except.c (jumpif_rtx): Put declaration and definition
908 inside a suitable #ifdef.
909 (jumpifnot_rtx): Delete dead function.
911 * i386.h (output_int_conditional_move): Declare.
912 (output_fp_conditional_move): Likewise.
913 (ix86_can_use_return_insn_p): Likewise.
915 * optabs.c (init_traps): Put prototype inside a suitable #ifdef.
917 Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk>
919 * alias.c: Include toplev.h
920 * caller-save.c: Include toplev.h
921 * combine.c: Include toplev.h
922 * flow.c Include toplev.h
923 * global.c: Include toplev.h
924 * jump.c: Include toplev.h
925 * local-alloc.c: Include toplev.h
926 * loop.c: Include toplev.h
927 * regmove.c: Include toplev.h
928 * stupid.c: Include toplev.h
929 * unroll.c: Include toplev.h
930 * Makefile.in: Add toplev.h dependencies.
932 Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com>
934 * regmove.c (copy_src_to_dest): Add decl for loop_depth.
936 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned.
937 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise.
938 Add parens to various macros.
940 Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
942 * c-typeck.c (pop_init_level): Warn about implicit zero initialization
945 Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com>
947 * varasm.c (assemble_start_function): Add weak_global_object_name.
948 * tree.c (get_file_function_name): Use it.
950 Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com)
952 * except.c (jumpif_rtx): Make static and add prototype.
953 (jumpifnot_rtx): Likewise.
955 * README.gnat: Add a build patch from Fred Fish.
957 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted.
959 * Makefile.in (c-iterate.o): Depend on expr.h.
961 Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org)
963 * except.h (emit_unwinder, end_eh_unwinder): Removed.
965 * dwarfout.c (getpwd): Add prototype.
966 (is_pseudo_reg, type_main_variant, is_tagged_type,
967 is_redundant_typedef): New declaration.
968 (output_decl): Add prototype for FUNC.
969 (type_main_variant): Make it static.
970 (is_tagged_type): Likewise.
971 (is_redundant_typedef): Likewise.
973 * expr.c (do_jump_by_parts_greater_rtx): Removed.
974 (truthvalue_conversion): Likewise.
976 * c-iterate.c: Include "expr.h".
977 (expand_expr): Use proper values when calling the function.
979 * explow.c (emit_stack_save): Add prototype for FCN.
980 (emit_stack_restore): Likewise.
982 * dwarf2out.c (getpwd): Add prototype.
984 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations.
986 * c-typeck.c (c_expand_asm_operands): Use proper values when calling
989 * c-lex.c (yyprint): Add prototype.
990 (check_newline, build_objc_string): Remove declaration.
992 * c-tree.h (comptypes_record_hook): Removed.
993 (finish_incomplete_decl): New prototype.
995 * alias.c (find_base_value): Add prototype.
996 (true_dependence): Add prototype for function argument.
998 * c-aux-info.c (xmalloc): Remove declaration.
1000 Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com>
1002 * i386.c: Include system.h. Remove redundant includes.
1003 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED.
1004 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes',
1005 'identifier', 'args'.
1006 (i386_valid_type_attribute_p): Likewise for 'attributes'.
1007 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'.
1008 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type',
1010 (symbolic_operand): Likewise for 'mode'.
1011 (call_insn_operand): Likewise.
1012 (expander_call_insn_operand): Likewise.
1013 (ix86_logical_operator): Likewise.
1014 (ix86_binary_operator_ok): Likewise.
1015 (emit_pic_move): Likewise.
1016 (VOIDmode_compare_op): Likewise.
1018 (str_immediate_operand): Likewise.
1019 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy
1020 (asm_output_function_prefix): Likewise for 'name'.
1021 (function_prologue): Likewise for 'file', and 'size'.
1022 (function_epilogue): Likewise.
1024 1998-06-19 Jim Wilson <wilson@cygnus.com>
1026 * loop.h (struct induction): Clarify comment for unrolled field.
1027 * unroll.c (find_splittable_givs): Move set of unrolled field
1028 after address validity check.
1030 Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com>
1032 * config/fp-bit.c (INLINE): Only define if not already defined.
1034 1998-06-19 Manfred Hollstein <manfred@s-direktnet.de>
1036 * Makefile.in (installdirs): Loop over directories in $(libsubdir)
1037 creating probably missing ones, instead of single if statements.
1039 Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1041 * c-common.c (truthvalue_conversion): Protect side effects in the
1042 expression when splitting a complex value.
1043 * fold-const.c (fold): Likewise.
1045 Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de)
1047 * cccp.c (hack_vms_include_specification): rewrite to handle
1048 '#include <dir/file.h>' correctly.
1050 Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org)
1052 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined.
1054 Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com)
1056 * i386.c (notice_update_cc): Integer conditional moves don't
1059 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag
1060 to support LT, LE, GE, and GT signed integer comparisons.
1061 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2,
1062 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison
1063 is LT, LE, GE, or GT.
1064 (movdicc): Remove code resulting from an earlier patch which
1065 didn't apply correctly.
1067 Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1069 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't
1070 consider a MEM in FP mode as equal.
1072 Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com)
1074 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for
1075 duplicate declarations of a function.
1077 Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org)
1079 * config/float-i386.h: New.
1081 * configure.in (i[34567]86-*-linux-*): Set float_format to i386.
1083 Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com>
1085 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid
1086 indexed arrays. Call free at the end of the function for them.
1087 * haifa-sched.c (schedule_insns): Likewise.
1089 Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com>
1091 * dwarf2out.c (size_of_string): Do count backslashes.
1093 Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com>
1095 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG
1096 addressing when one register is the frame pointer or stack
1097 pointer. Disallow REG+CONST addressing in HI mode.
1099 Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1101 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to
1104 Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1106 * Makefile.in (c-lang.o): Depend on output.h.
1108 * c-lang.c: Include output.h.
1110 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'.
1112 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'.
1114 * genrecog.c (write_subroutine): When writing insn-recog.c, mark
1115 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem'
1116 with ATTRIBUTE_UNUSED.
1118 * regmove.c (copy_src_to_dest): Make function static to match its
1121 * reload1.c Include hard-reg-set.h before rtl.h to get macro
1122 HARD_CONST. Include machmode.h before hard-reg-set.h.
1124 * rtl.h: Prototype `retry_global_alloc' and wrap with macro
1125 HARD_CONST to protect usage of typedef HARD_REG_SET.
1127 * tree.c: Prototype `_obstack_allocated_p'.
1129 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro
1132 Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1134 * pa.c: Include system.h and toplev.h. Remove redundant code.
1135 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED.
1136 (symbolic_operand): Likewise.
1137 (symbolic_memory_operand): Likewise.
1138 (pic_label_operand): Likewise.
1139 (fp_reg_operand): Likewise.
1140 (pre_cint_operand): Likewise.
1141 (post_cint_operand): Likewise.
1142 (ireg_or_int5_operand): Likewise.
1143 (int5_operand): Likewise.
1144 (uint5_operand): Likewise.
1145 (int11_operand): Likewise.
1146 (uint32_operand): Likewise.
1147 (ior_operand): Likewise.
1148 (lhs_lshift_cint_operand): Likewise.
1149 (pc_or_label_operand): Likewise.
1150 (legitimize_pic_address): Likewise.
1151 (hppa_legitimize_address): Likewise for parameter `old'.
1152 (output_block_move): Likewise for parameter `size_is_constant'.
1153 (output_function_prologue): Likewise for parameter `size'.
1154 (output_function_epilogue): Likewise.
1155 (return_addr_rtx): Likewise for parameter `count'.
1156 (output_mul_insn): Likewise for parameter `unsignedp'.
1157 (hppa_builtin_saveregs): Likewise for parameter `arglist'.
1158 (output_bb): Likewise for parameter `operands'.
1159 (output_bvb): Likewise.
1160 (function_label_operand): Likewise for parameter `mode'.
1161 (plus_xor_ior_operator): Likewise.
1162 (shadd_operand): Likewise.
1163 (non_hard_reg_operand): Likewise.
1164 (eq_neq_comparison_operator): Likewise.
1165 (movb_comparison_operator): Likewise.
1166 (pa_combine_instructions): Likewise for parameter `insns'.
1168 * pa.h: Add prototypes for functions `output_deferred_plabels',
1169 `override_options', `output_ascii', `output_function_prologue',
1170 `output_function_epilogue', `print_operand',
1171 `symbolic_expression_p', `reloc_needed', `compute_frame_size',
1172 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand',
1173 `pa_adjust_cost', `pa_adjust_insn_length' and
1174 `secondary_reload_class'.
1176 Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com>
1178 * configure.in: Don't turn on collect2 unconditionally.
1180 Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com>
1182 * cse.c (cse_basic_block): Don't include NOTE insns in the count
1183 that is used to decide whether or not it is time to erase the
1186 Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1188 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero.
1190 Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu>
1192 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
1193 (sched_analyze_2): Allow scheduling TRAP_IF.
1195 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
1197 * rtl.h (TRAP_CODE): New macro.
1199 * rtl.def (TRAP_IF): Change second operand type to rtx.
1201 * optabs.c (gen_cond_trap): New function.
1202 (init_traps): New function.
1203 (init_optabs): Call init_traps.
1204 * expr.h: Declare gen_cond_trap.
1206 * jump.c (jump_optimize): Optimize jumps to and around traps.
1208 * sparc.md: Define trap instructions.
1210 * rs6000.md: Define trap instructions.
1211 * rs6000.c (print_operand): New code 'V' for trap condition.
1212 (trap_comparison_operator): New function.
1214 * m88k.md: Update use of TRAP_IF.
1216 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
1217 * c-decl.c (init_decl_processing): New builtin __builtin_trap.
1218 * expr.c (expand_builtin): Handle BUILT_IN_TRAP.
1220 * expr.c (expand_builtin): Error if __builtin_longjmp second argument
1223 Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com>
1225 * reload1.c (spill_hard_reg): Check mode of register when
1226 spilling from scratch_list.
1228 Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
1230 * except.c (add_new_handler): fix bug in finding last region handler.
1231 * libgcc2.c (find_exception_handler): Pass exception table pointer
1232 to runtime type matcher, not the match info field.
1234 Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
1236 * eh-common.h (struct eh_context): Add comment for hidden use of
1237 field dynamic_handler_chain.
1238 * except.c (get_dynamic_handler_chain): Comment on, and use the
1239 correct offset of the dynamic_handler_chain field.
1241 1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com>
1243 * mips/iris6.h (LINK_SPEC): Add -woff 131.
1245 1998-06-17 Jason Merrill <jason@yorick.cygnus.com>
1247 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init.
1249 * configure.in: Don't disable collect2 when we have GNU ld.
1251 Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com)
1253 * fold-const.c (make_range): Do not widen the type of the expression.
1255 * expr.c (check_max_integer_computation_mode): New function.
1256 (expand_expr): Avoid integer computations in modes wider than
1257 MAX_INTEGER_COMPUTATION_MODE.
1258 * fold-const.c (fold): Likewise.
1259 * tree.h (check_max_integer_computation_mode): Declare.
1260 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it.
1262 * configure.in (nm): Make a link to "nm" in the build tree too.
1264 * mn10300.md (andsi3): Fix typo.
1266 Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com>
1268 * reload1.c (reload_cse_regs): Call bzero instead of looping.
1270 Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com>
1272 * dwarf2out.c (stripattributes): Prepend '*' to the section name.
1274 Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com>
1276 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns.
1277 (output_prologue, output_epilogue): Merge VMS and OSF versions;
1278 Remove anything related to the actual code generation.
1279 (output_end_prologue): New function.
1280 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions.
1281 (alpha_does_function_need_gp): Return false for VMS.
1282 (alpha_function_needs_gp): Make static.
1283 (add_long_const): Delete.
1284 (summarize_insn): Don't assume a SUBREG is of a REG.
1285 Prototype all static functions. Rename VMS-specific global
1287 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0.
1288 (FUNCTION_BOUNDARY): Align to cache line.
1289 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword.
1290 (FUNCTION_END_PROLOGUE): New macro.
1291 * alpha.md (attribute length): New. Mark all insns.
1292 (return_internal, prologue_stack_probe_loop) New patterns.
1293 (prologue, init_fp, epilogue): New patterns.
1295 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define.
1297 Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com>
1299 * toplev.c (lang_options): Add -trigraphs option for cpplib.
1301 Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1303 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS
1304 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS
1305 is earlier than RELOAD_FOR_INPUT_ADDRESS.
1307 Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com>
1309 * libgcc1-test.c (memcpy): Define.
1311 Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com>
1313 * genattrtab.c (struct attr_desc): Change int flags to bit
1314 fields. Add bit fields for this being function_units_used
1315 or *_blockage_range attributes.
1316 (write_unit_name): New function to print a function unit name
1318 (expand_units): Indicate whether this is function_units_used or
1319 *_blockage_range attributes.
1320 (write_toplevel_expr): Print function_units_used and
1321 *_blockage_range attributes in a more friendly fashion.
1322 (make_internal_attr): Indicate whether this attribute is either
1323 function_units_used or *_blockage_range.
1325 Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com>
1326 Jim Wilson <wilson@cygnus.com>
1328 * regmove.c (copy_src_to_dest): Do not copy src to dest if either
1329 the source or destination is special.
1331 Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com>
1333 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop.
1335 Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com)
1337 * version.c: Bump for snapshot.
1339 Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se>
1341 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before
1344 Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com>
1346 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o.
1347 (ENDFILE_SPEC): Add -lgloss.
1349 Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1351 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
1352 (large_int): Likewise.
1353 (pc_or_label_operand): Likewise.
1354 (call_insn_operand): Likewise.
1355 (consttable_operand): Likewise.
1356 (m16_uimm3_b): Likewise.
1357 (m16_simm4_1): Likewise.
1358 (m16_nsimm4_1): Likewise.
1359 (m16_simm5_1): Likewise.
1360 (m16_nsimm5_1): Likewise.
1361 (m16_uimm5_4): Likewise.
1362 (m16_nuimm5_4): Likewise.
1363 (m16_simm8_1): Likewise.
1364 (m16_nsimm8_1): Likewise.
1365 (m16_uimm8_1): Likewise.
1366 (m16_nuimm8_1): Likewise.
1367 (m16_uimm8_m1_1): Likewise.
1368 (m16_uimm8_4): Likewise.
1369 (m16_nuimm8_4): Likewise.
1370 (m16_simm8_8): Likewise.
1371 (m16_nsimm8_8): Likewise.
1372 (m16_usym8_4): Likewise.
1373 (m16_usym5_4): Likewise.
1374 (mips_move_1word): Change type of variable `i' from int to size_t.
1375 (mips_move_2words): Likewise.
1376 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
1377 (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
1378 (function_arg): Likewise.
1379 (function_arg_partial_nregs): Mark parameter `named' with
1381 (override_options): Use ISDIGIT instead of isdigit.
1382 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
1383 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
1384 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
1385 function `fatal' to long before printing. Use
1386 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several
1387 times in this function.
1388 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
1389 (function_epilogue): Likewise for parameters `file' and `size'.
1390 Print an int with "%d" not "%ld".
1391 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
1392 (mips_function_value): Likewise for parameter `func'.
1393 (function_arg_pass_by_reference): Likewise for parameters `cum'
1395 (extend_operator): Likewise for parameter `mode'
1396 (highpart_shift_operator): Likewise.
1398 * mips.md (mul_acc_si): Remove unused variable `macc'.
1400 Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com>
1402 * fold-const.c (fold): Revert last change. It breaks constant
1403 expressions somehow.
1405 Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1407 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex
1408 prevent operands from being evaluated twice.
1410 Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru>
1412 * toplev.c (lang_options): Add -remap as a preprocessor option.
1414 Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com)
1416 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code
1417 which set CC_REVERSED since reload should ensure that
1418 the operands are already the correct type.
1420 Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com>
1422 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than
1423 calling gen_rtx_SET.
1425 Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu>
1427 * config/rs6000/x-aix43 (AR): Delete.
1428 (AR_FOR_TARGET_FLAGS): Add -X32_64 here.
1430 Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com>
1432 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote.
1434 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
1436 * mips.c (override_options): Replace word_mode with explicit
1439 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
1441 * regmove.c (regmove_optimize): If we can't replace the
1442 destination in an insn that sets the source, generate an explicit
1443 move of the source to the destination.
1444 (copy_src_to_dest): New function.
1445 (toplevel): Include basic-block.h
1447 * Makefile.in (regmove.o): Add basic-block.h dependencies.
1449 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
1451 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
1453 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
1455 * rtl.h (rtx_def): Improve documentation.
1456 (MEM_IN_STRUCT_P): Likewise.
1458 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
1460 * c-decl.c (start_decl): Correct test for -Wmain.
1462 * c-decl.c (grokdeclarator): Remove unused variable "last".
1464 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
1466 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
1467 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
1468 Delete code storing value in static_chain_rtx.
1469 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
1470 to second expand_expr call.
1472 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
1474 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
1476 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
1478 * cppmain.c (fatal): New function.
1479 * configure.in (cpp_main): New configuration variable.
1480 * configure: Regenerated.
1481 * Makefile.in (CCCP): Use a configuration variable to select basex
1483 (cppmain$(exeext)): Add @extra_cpp_objs@.
1485 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
1487 * objc/objc-act.c: Add cpplib declarations.
1488 (lang_decode_option): Initialize cpplib if necessary.
1489 (lang_decode_option): New argc/argv interface.
1490 * tree.h (lang_decode_option): New argc/argv interface.
1491 * toplev.c (lang_options): Add cpp options.
1492 (main): New interface for lang_decode_option.
1493 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
1494 unless -E, -M or -MM is specified.
1495 * cpplib.h (cpp_handle_option): New function.
1496 * cpplib.c (cpp_handle_option): New function.
1497 (cpp_handle_options): Now calls cpp_handle_option.
1498 * c-tree.h (c_decode_option): New argc/argv interface.
1499 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
1500 * c-lang.c (lang_decode_option): New argc/argv interface.
1501 * c-decl.c: Add cpplib declarations.
1502 (c_decode_option): New argc/argv interface.
1503 (c_decode_option): Call cpp_handle_option.
1504 (c_decode_option): Now returns number of strings processed.
1506 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
1508 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
1509 changes. Abort if the undo fails.
1511 1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com>
1513 * config/rs6000/rs6000.c (output_prolog): Change locations and
1514 directions of saving and restoring arguments of main on the stack.
1516 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
1518 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
1519 for each alternative. Do not replace a CONST_INT with a REG unless
1522 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
1524 * decl.c (init_decl_processing): Fix typo.
1526 * mips.c (gpr_mode): New variable.
1527 (override_options): Initialize gpr_mode.
1528 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
1529 determine size and offset of general purpose registers save slots.
1530 (save_restore_insns, mips_expand_prologue): Similarly.
1532 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
1533 between constant representations when we have (SUBREG (REG)) with
1534 REG equivalent to a constant.
1536 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
1538 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
1540 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
1542 * fold-const.c (fold): Even with otherwise constant trees, look for
1543 opportunities to combine integer constants.
1545 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
1547 * i386.c (notice_update_cc): Clear cc_status.value2 in the
1548 case of UNSPEC 5 (bsf).
1550 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
1551 conditional move instructions don't support signed integer
1554 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
1556 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
1559 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
1560 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
1563 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1565 * except.c (expand_start_catch): Rename to start_catch_handler.
1566 (expand_end_catch): Delete function.
1567 (expand_end_all_catch): Remove catch status that expand_end_catch
1569 * except.h (expand_start_catch): Rename prototype.
1570 (expand_end_catch): Delete prototype.
1572 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
1574 * invoke.texi: Add documentation for -mips4 and -mabi=*.
1576 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
1578 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
1579 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
1580 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
1582 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
1584 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
1585 as the threshold to permit splitting memory operations.
1587 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
1589 * mips.c (gpr_mode): New variable.
1590 (override_options): Initialize gpr_mode.
1591 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
1592 determine size and offset of general purpose registers save slots.
1593 (save_restore_insns, mips_expand_prologue): Similarly.
1595 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
1596 (LIBGCC2_CFLAGS): Remove -fexceptions.
1597 (LIB2FUNCS): Remove "_eh".
1598 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
1599 it with -fexceptions.
1601 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
1602 * local-alloc.c (block_alloc): Avoid creating false
1603 dependencies for targets which use instruction scheduling.
1605 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
1607 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
1608 (ASM_FINISH_DECLARE_OBJECT): Define;
1609 * mips/elf64.h: Likewise.
1611 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
1613 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
1615 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
1617 * version.c: Bump for snapshot.
1619 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
1621 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
1622 (mulsidi3_ppc64): Delete.
1624 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1626 * Makefile.in (varasm.o): Depend on dbxout.h.
1627 (cse.o): Depend on toplev.h and output.h.
1628 (gcse.o): Depend on output.h.
1630 * mips.c: Include system.h and toplev.h and remove redundant code.
1631 Include output.h after tree.h so all its prototypes get activated.
1632 * mips.md (table_jump): Remove unused variable `dest'.
1634 * sparc.h: Add prototype for `v8plus_regcmp_op'.
1636 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
1637 with __attribute__ ((__unused__)).
1638 (__frame_dummy): Provide prototype before use, wrap it with
1639 EH_FRAME_SECTION_ASM_OP.
1641 * cse.c: Move inclusion of <setjmp.h> above local headers.
1642 Include toplev.h and output.h.
1644 * dbxout.h: Add prototype for `dbxout_begin_function'.
1646 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
1647 ASM_OUTPUT_MAX_SKIP_ALIGN.
1649 * gcse.c: Include system.h and output.h.
1650 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
1651 Make extern instead of static.
1652 (compute_can_copy): Only declare variables `reg' and `insn' when
1653 AVOID_CCMODE_COPIES is not defined.
1654 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
1655 (hash_scan_clobber): Likewise for `x' and `insn'.
1656 (hash_scan_call): Likewise.
1657 (record_last_set_info): Likewise for `setter'.
1658 (mark_call): Likewise for `pat'.
1659 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
1661 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
1662 length parameter so that it multiplies the number of elements by
1663 the sizeof(element).
1665 * output.h: Add prototype for `weak_finish'.
1667 * recog.h: Likewise for `validate_replace_src'.
1669 * rtl.h: Likewise for `optimize_save_area_alloca',
1670 `fix_sched_param', `purge_addressof', `gcse_main',
1671 `regmove_optimize', `dbr_schedule', `branch_prob' and
1674 * toplev.h: Likewise for `set_float_handler' and
1675 `output_quoted_string'.
1677 * varasm.c: Include dbxout.h.
1679 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
1681 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
1682 GP_REG_P. Use gr_regs instead of GR_REGS.
1684 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
1685 Jeff Law <law@cygnus.com>
1687 * Revamped multiply support for MIPS chips.
1688 * mips.c (extend_operator): New function.
1689 (highpart_shift_operator): Likewise.
1690 * mips.h: Declare new functions.
1691 (PREDICATE_CODES): Add support for new predicates.
1692 * mips.md (mulsi3 expander): Simplify.
1693 (mulsi_mult3): Add another constraint alternative. Support
1694 3 operand multiply instructions as found on various mips
1696 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
1697 (mul_acc_si): New pattern and associated splitters.
1698 (mulsidi3 expander): Rework to use mulsidi3_64bit and
1700 (umulsidi3): New expander.
1701 (mulsidi3_internal): Accept either sign or zero extended
1702 operands and generate code as appropriate appropriately.
1703 (mulsidi3_64bit): Similarly.
1704 (smulsi3_highpart): Turn into an expander and generate code
1705 to match new patterns.
1706 (umulsi3_highpart): Likewise.
1707 (xmulsi3_highpart_internal): New pattern.
1708 (maddi patterns): Delete. Replace with:
1709 (mul_acc_di, mul-acc_64bit_di): New patterns.
1711 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1713 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
1714 flag_new_exceptions runtime flag.
1715 (struct old_exception_table): New struct which represents what
1716 the exception table looks like without the new model.
1717 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
1718 flag that this is a new style table.
1719 * except.h: Remove compile time flag NEW_EH_MODEL.
1720 (expand_builtin_eh_stub_old): New prototype.
1721 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
1722 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
1723 * c-decl.c (init_decl_processing): Add new builtin function
1724 __builtin_eh_stub_old.
1725 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
1726 * flags.h (flag_new_exceptions): New runtime flag.
1727 * toplev.c (flag_new_exceptions): Initialize default to 0,
1728 -fnew-exceptions sets to 1.
1729 * except.c (output_exception_table_entry): Output New style exception
1730 identifier into table, and replace compile time flag NEW_EH_MODEL
1731 with runtime flag flag_new_exceptions.
1732 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
1733 (expand_builtin_eh_stub_old): Duplicates original functionality of
1734 expand_builtin_eh_stub.
1735 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
1736 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
1737 (old_find_exception_handler): New func, same as find_exception_handler
1738 except it works on the old style exception table.
1739 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
1740 of identifier in the exception table, and call appropriate routines.
1742 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
1744 * function.c: Define current_function_cannot_inline.
1745 (push_function_context_to): Save it.
1746 (pop_function_context_from): Restore it.
1747 * function.h (struct function): Provide it a home.
1748 * output.h: Declare it.
1749 * integrate.c (function_cannot_inline_p): Check it.
1751 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
1753 * expr.c (force_operand): Detect PIC address loads before
1754 splitting arithmetic.
1756 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
1758 * version.c: Bump for snapshot.
1760 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
1762 * tree.c (tree_class_check): Add braces to eliminate ambigious
1764 (tree_check): Likewise.
1766 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
1768 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
1769 stack is the destination for conditional move insn.
1771 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
1773 * tree.h (TREE_VEC_END): Cast unused value to void.
1775 * i386.c (print_operand): Use %lx for long operand.
1777 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
1779 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
1781 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
1783 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
1784 conversion functions.
1786 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
1788 * toplev.c (flag_exceptions): Default to 0.
1789 (compile_file): Remove flag_exceptions == 2 hack.
1790 (main): Call lang_init_options.
1791 * tree.h: Declare it.
1792 * c-lang.c: Implement it.
1793 * objc/objc-act.c: Likewise.
1795 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
1797 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
1798 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
1799 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
1800 (output_function_profiler): Use asm_fprintf and fputs.
1802 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1804 * gencheck.c: Remove redundant stdio.h include. Add a definition
1805 of xmalloc for when we are forced to link with alloca.o.
1807 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
1810 * fold-const.c (constant_boolean_node): Make definition static to
1811 match the prototype.
1813 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
1815 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
1816 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
1817 (do_spec, input_filename, input_filename_length): Make public.
1818 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
1819 Call lang_specific_pre_link befor elinking.
1821 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
1823 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
1824 the insn which has the most insns dependent on it.
1826 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
1828 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
1830 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
1832 * alpha.md (insxh-1): New insxl pattern for combine.
1834 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
1836 * i386/i386.c (output_fp_conditional_move): New function
1837 to output floating point conditional move.
1838 (output_int_conditional_move): New function to output integer
1841 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
1842 output_int_conditional_move () to output int conditional move.
1843 (movsfcc+5, movdfcc+5, movxfcc+5): Call
1844 output_fp_conditional_move () to output floating point
1847 * i386/i386.c (put_condition_code): In INT mode, check
1848 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
1850 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
1852 * dbxout.c (dbxout_type): Output arrays of bits as if
1853 they were bitstrings for Chill
1855 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
1857 * tree.c (get_inner_array_type): New function.
1858 * tree.h (get_inner_array_type): Prototype.
1859 * expr.h (STACK_SAVEAREA_MODE): New macro.
1860 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
1861 STACK_SAVEAREA_MODE.
1862 (expand_builtin_longjmp): Likewise.
1863 * explow.c (emit_stack_save): Likewise.
1864 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
1866 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
1867 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
1868 * rs6000/aix43.h: New file.
1869 * rs6000/t-aix43: New file.
1870 * rs6000/x-aix41: New file.
1871 * rs6000/x-aix43: New file.
1872 * configure.in (rs6000-ibm-aix*): Use them.
1873 * rs6000/powerpc.h: Delete.
1874 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
1875 * rs6000/netware.h: and here.
1876 * rs6000/win-nt.h: and here.
1878 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
1880 (rs6000_override_options): Ignore flag_pic for AIX.
1881 (rs6000_immed_double_const): Delete.
1882 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
1883 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
1884 (num_insns_constant): mask64_operand() is 2 insns.
1885 (logical_operand): Don't assume 32-bit CONST_INT.
1886 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
1887 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
1888 (mask_constant): HOST_WIDE_INT parameter.
1889 (non_and_cint_operand): Delete.
1890 (mask64_operand): New function.
1891 (and64_operand): New function.
1892 (function_arg_advance): DImode arguments do not need special
1893 alignment when 64-bit.
1894 (function_arg): Likewise.
1895 (setup_incoming_varargs): Reverse reg_size assignment.
1896 (print_operand): HOST_WIDE_INT second parameter.
1897 (print_operand, 'B'): New case.
1898 (print_operand, 'M'): Fix typo in lossage string.
1899 (print_operandm 'S'): New case.
1900 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
1901 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
1902 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
1903 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
1904 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
1905 (rs6000_allocate_stack_space): Use {cal|la}.
1906 (output_epilog): Use {cal|la}
1907 (output_function_profiler): Add call glue to mcount call.
1908 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
1910 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
1911 (STACK_BOUNDARY): Depend on TARGET_32BIT.
1912 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
1913 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
1914 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
1915 64-bit mask operand.
1916 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
1917 (STACK_SAVEAREA_MODE): New macro.
1918 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
1919 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
1920 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
1921 (ASM_FILE_START): Emit 64-bit ABI directive.
1922 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
1923 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
1924 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
1925 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
1927 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
1928 Restore define_splits.
1929 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
1930 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
1931 Do not specify base register operand mode.
1932 (floatsidf2_loadaddr): Do not specify base register operand mode.
1933 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
1934 register; do not specify mode. Remove !TARGET_POWERPC64 final
1936 (floatsidf2_load): Do not specify base register operand mode. Remove
1937 !TARGET_POWERPC64 final constraint.
1938 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
1939 base register operand mode.
1940 (adddi3): Split large constants early.
1941 (absdi3): Shift by 63, not 31.
1942 (*mulsidi3_ppc64): New pattern.
1943 (rotldi3): Add masking combiner patterns.
1944 (anddi3): Add rldic{r,l} masking. Remove split of large constants
1945 because PPC insns zero-extend.
1946 (iordi3, xordi3): Split large constants early.
1947 (movsi matcher): Remove S and T constraints.
1948 (movsf const_double): create SImode constant from TARGET_DOUBLE.
1949 (movdf_hardfloat32): Add default abort() case.
1950 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
1951 (movdi): Remove 64-bit constant generator. Try to convert
1952 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
1953 (movdi_32): Add default abort() case.
1954 (movdi_64): Add numerous ways to split 64-bit constants.
1955 Make catch-all define_split more optimal and never FAIL.
1956 (movti_ppc64): Add default abort() case.
1957 (allocate_stack): Remove operand modes. Use Pmode.
1958 (restore_stack_block): Remove operand modes. Generate Pmode
1960 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
1961 temporary. Save area is double Pmode.
1962 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
1963 (call, call_value): Do not specify address operand mode. Choose
1964 appropriate AIX ABI.
1965 (*call_local64, *ret_call_local64): New patterns.
1966 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
1967 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
1968 (compare): Materialize DImode truthvalues.
1970 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
1972 * expr.c (safe_from_p): Avoid combinatorial explosion
1973 over duplicate SAVE_EXPRs by ensuring we never recurse
1974 on one that has already been visited.
1976 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
1978 * loop.c (check_dbra_loop): Initialise final_value before
1979 normalizing the loop.
1981 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1983 * reload1.c (reload_reg_free_for_value_p): New arguments out and
1984 reloadnum. Changed all callers.
1986 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
1988 * system.h: Add _() and N_() macros in preparation for gettext.
1990 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1992 * c-common.c (check_format_info): Put back check for C9x `hh'
1993 length modifier. Warn about %n format writing into const. Remove
1995 (format_char_info): Fix comments.
1997 * configure.in: Set float_format to m68k for all m68k targets that
1998 do not override LONG_DOUBLE_TYPE_SIZE.
1999 * config/float-m68k.h: New file.
2001 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
2003 * jump.c (jump_optimize): Remove debug messages accidentally left in
2004 with the previous change.
2006 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
2008 * expr.c (store_expr): Revert stray patch associated with
2011 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
2013 * jump.c (rtx_unsafe_p): New function.
2014 (jump_optimize): Use it on if/then/else transformations and
2015 conditional move transformations.
2017 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2019 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
2020 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
2021 Cope with CONST being out of range for the bitfield.
2023 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
2025 * expr.c (emit_move_insn_1): When moving complex values in several
2026 steps, emit a CLOBBER to show the destination dies.
2028 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
2030 * Makefile.in (site.exp): Use the object testsuite directory as
2031 the temporary directory.
2033 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
2034 address of an ADDRESSOF rtx.
2036 1998-06-02 Mike Stump <mrs@wrs.com>
2038 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
2039 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
2040 * i960.md (ret, flush_register_windows): Define.
2041 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
2043 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
2045 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
2047 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
2048 around an OSF/1 library bug wrt sign-extension of inputs.
2050 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
2052 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
2054 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
2056 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
2058 * varasm.c (assemble_variable): Augment alignment warning.
2060 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
2062 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
2063 in the presence of IEEE negative 0's.
2065 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
2067 * reload.c (find_reloads): Record the existing mode if
2068 operand_mode == VOIDmode before replacing a register with
2070 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
2071 i386_compare_op1 to const0_rtx for the benefit of the
2072 conditional move patterns.
2073 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
2074 based on suggestions from Jim Wilson.
2076 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
2078 * version.c: Bump for snapshot.
2080 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
2082 * Makefile.in (fixinc.sh): Update rules again.
2084 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
2086 * extend.texi: Bring back reference to trampoline paper.
2088 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
2090 * Makefile.in (USER_H): Add stdbool.h.
2091 * ginclude/stdbool.h: New file.
2093 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
2095 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
2098 * gcse.c (pre_delete): Fix code to determine the mode of
2099 the reaching pseudo register.
2101 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
2103 * Makefile.in (GEN): Add gencheck
2104 (STAGESTUFF): Add tree-check.h and gencheck.
2106 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
2108 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
2109 (fixinc.sh): Set some additional environment variables before
2110 calling mkfixinc.sh.
2112 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
2114 * reload.c (find_reloads): Do not force a reloads of match_operators.
2116 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2118 * except.h (remove_handler): Add new prototype.
2119 * except.c (remove_handler): New function to remove handlers
2120 from an exception region.
2121 * flow.c (find_basic_blocks_1): Remove handlers from regions when
2122 handler label is deleted; remove exception regions with no handlers.
2124 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
2126 * except.h (rtx): Define rtx type correctly if needed.
2127 * function.h (rtx): Ditto.
2128 (tree): Define tree type correctly if needed.
2130 * c-pragma.c (toplevel): Include rtl.h.
2132 * stor-layout.c (toplevel): Move include of rtl.h before
2135 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
2136 (tree.o): Add except.h dependency.
2138 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
2140 * reload1.c: Revert accidental checkin.
2142 * configure.lang: Fix thinko when adding a definition for
2143 target_alias to the Makefile.
2145 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
2147 * config/sparc/lb1spc.asm (.rem and .urem): Replace
2150 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
2152 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
2153 variable warnings. Don't generate scratch registers if only
2155 (find_barrier): Eliminate unused variable SRC.
2157 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
2159 * toplev.h (rtx_def): Provide global declaration to avoid
2160 `limited scope' warnings.
2162 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
2164 * Makefile.in (gencheck.o): Use HOST_CC.
2165 * i386/t-mingw32: New file.
2166 * configure.in (i386-*-mingw32*): Use.
2168 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
2170 * arm.c (bad_signed_byte_operand): New predicate function.
2171 * arm.h (PREDICATE_CODES): Add it to the list.
2172 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
2174 (define_split): Two new splits for above insns.
2176 * arm.c: Include toplev.h.
2177 (arm_override_options): Add parentheses around use of tune_flags.
2178 (arm_split_constant): Remove unused variable.
2179 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
2180 (output_func_prologue, arm_expand_prologue): Likewise.
2181 (arm_canonicalize_comparison): Make I unsigned; rework constants
2182 accordignly. Add missing paratheses around << operation.
2183 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
2185 ({load,store}_multiple_sequence): Initialize BASE_REG.
2186 (select_dominance_cc_mode): Add DEFAULT clauses.
2187 (broken_move): Return zero if the destination is not a register.
2188 (arm_reorg): Move unused REGNO declaration into the dead code.
2189 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
2191 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
2193 * version.c: Bump for snapshot.
2195 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
2197 * version.c: Bump for snapshot.
2199 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
2201 * cpperror.c (v_cpp_message): Remove static prototype.
2202 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
2203 * cpplib.h (v_cpp_message): Add protoptype.
2204 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
2206 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
2208 * version.c: Bump for snapshot.
2210 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
2212 * version.c: Bump for snapshot.
2214 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2216 * m68k.h: Declare more functions used in macros.
2217 (REG_CLASS_CONTENTS): Completely embrace initializer.
2218 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
2219 about returning no value.
2220 * cse.c (find_best_addr): Declare p and found_better only if
2222 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
2223 * dwarfout.c (string_length_attribute): #if 0 away.
2224 * function.c (expand_function_end): Define varible blktramp only
2226 * jump.c (find_insert_position): Define only if !HAVE_cc0.
2227 * loop.c (combine_givs_p): Define variable tem only if needed.
2228 * real.c: Comment out unused functions eabs, eround,
2229 e{24,53,64,113}toasc and eiinfin.
2232 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
2234 * Makefile.in (boostrap2-lean, bootstrap3-lean,
2235 bootstrap4-lean): New targets.
2237 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
2239 * warn_summary, test_summary: Moved into the contrib directory.
2241 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
2243 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
2245 (FLOAT_H_TEST): Likewise.
2246 (ENQUIRE): Likewise.
2247 (float.h-nat): Likewise.
2248 (float.h-cross): Likewise.
2249 (enquire): Likewise.
2250 (enquire.o): Likewise.
2251 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
2252 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
2254 (FLOAT_H): Remove old float.h-nat version; move current definition
2255 to CROSS_FLOAT_H location.
2256 (all.cross): Remove comments about enquire stuff.
2258 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
2259 (rest.encap): Likewise.
2260 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
2262 * toplev.h (tree_node): Provide global declaration to avoid
2263 `limited scope' warnings.
2265 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
2267 * test_summary: Display section breaks for each entry
2268 in a multilibbed target's output.
2270 1998-05-23 Richard Henderson <rth@cygnus.com>
2272 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
2273 offset's mode is not ptr_mode, convert it.
2275 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
2277 * fold-const.c (ssize_binop): New fn.
2278 * tree.h: Declare it.
2280 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
2282 * genextract.c (print_path): Handle zero-length path as a special
2285 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
2287 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
2289 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
2291 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
2292 (shorten_branches, final_scan_insn): Test value of
2293 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
2295 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
2296 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
2297 * arm/tcoff.h: Likewise.
2298 * i386/386bsd.h: Likewise.
2299 * i386/freebsd-elf.h: Likewise.
2300 * i386/freebsd.h: Likewise.
2301 * i386/netbsd.h: Likewise.
2302 * i386/ptx4-i.h: Likewise.
2303 * i386/sysv4.h: Likewise.
2304 * pa/pa.h: Likewise.
2305 * rs6000/linux.h: Likewise.
2306 * rs6000/rs6000.h: Likewise.
2307 * sh/sh.h: Likewise.
2308 * sparc/sp64-elf.h: Likewise.
2309 * v850/v850.h: Likewise.
2310 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
2311 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
2313 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2315 * regmove.c (gen_add3_insn): New function.
2316 (fixup_match_2): Use it instead of calling gen_addsi3.
2318 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
2320 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
2322 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
2325 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
2327 * Makefile.in (TREE_H): Add tree-check.h.
2328 (tree-check.h, gencheck): New targets.
2329 * gencheck.c: New file.
2330 * tree.c (tree_check, tree_class_check): New functions.
2331 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
2332 (TYPE_CHECK, DECL_CHECK): Define.
2333 Modify all access macros to use generated checking macros.
2335 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
2337 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
2338 * configure.in: Check for it.
2339 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
2340 * final.c (uid_align, uid_shuid, label_align): Make static.
2341 (label_align): Change type to struct label_alignment pointer.
2342 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
2343 (LABEL_TO_MAX_SKIP): Define.
2344 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
2345 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
2346 (shorten_branches): Record the maximum bytes to skip when
2348 (final_scan_insn): Use the maximum bytes to skip when aligning a label
2349 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
2350 * i386.h (LOOP_ALIGN_MAX_SKIP,
2351 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2352 * i386.c (override_options): i386_align_jumps and i386_align_loops
2353 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
2354 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
2356 1998-05-21 Mark Mitchell <mmitchell@usa.net>
2358 * cplus-dem.c (do_type): Handle volatile qualification.
2360 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
2362 * function.c (init_function_start): Don't call emit_line_note if
2363 lineno is 0. (Can happen when compiling Java .class files.)
2365 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2367 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
2368 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
2370 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2372 * combine.c (nonzero_bits): For paradoxical subregs, take
2373 LOAD_EXTENDED_OP into account.
2375 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
2377 * configure.in (extra_c_objs): add prefix.o.
2378 (extra_cxx_objs): extra objects for C++ with cpplib.
2379 * configure: Regenerate.
2381 * c-tree.h: (get_directive_line): Different prototype for cpplib.
2382 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
2384 * c-lex.h: (get_directive_line): Not needed here for cpplib.
2386 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
2387 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
2389 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
2390 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
2392 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2394 * gengenrtl.c (type_from_format, accessor_from_format): Change
2395 type of parameter `c' from `char' to `int'.
2397 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
2399 * warn_summary, test_summary: New scripts from
2400 Kaveh Ghazi and Alexandre Oliva respectively.
2402 * gcse.c (current_function_calls_longjmp): Declare.
2404 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
2406 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
2408 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
2409 Jeff Law (law@cygnus.com)
2411 * Global CSE and constant/copy propagation.
2412 * Makefile.in (OBJS): Add gcse.o
2413 (STAGESTUFF): Add *.gcse.
2414 (gcse.o): Add dependencies.
2415 (mostlyclean): Remove *.gcse and */*.gcse.
2417 * loop.c (loop_optimize): Move call to init_alias_analysis.
2418 * recog.c (validate_replace_src): New function.
2419 * toplev.c (gcse_dump): New global variable.
2420 (flag_gcse, gcse_time): Likewise.
2421 (compile_file): Initialize gcse_time and clean out the gcse dump
2423 (rest_of_compilation): Call gcse_main as requested. Dump RTL
2424 after gcse if requested.
2425 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
2427 * gcc.texi: Add gcse related internal documentation.
2428 * invoke.texi: Note new command line options for gcse.
2429 * tm.texi: Document AVOID_CCMODE_COPIES.
2430 * mips.h (AVOID_CCMODE_COPIES): Define.
2432 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
2434 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
2436 (stmp-fixproto): Simlarly for running fixproto.
2437 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
2439 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
2441 * config/mips/mips.c (double_memory_operand): Accept any MEM during
2442 reload when TARGET_64BIT.
2444 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
2446 Finish incomplete change started by Kenner.
2447 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
2448 (powerpcle-*-cygwin32): Delete xm_defines.
2449 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
2450 HAVE_STAB_H instead of NO_STAB_H.
2451 * config/xm-linux.h (NO_STAB_H): Delete.
2452 (HAVE_STAB_H): Undefine.
2453 * config/i386/xm-go32.h (NO_STAB_H): Delete.
2455 1998-05-19 Jim Wilson <wilson@cygnus.com>
2457 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
2458 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
2460 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
2462 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
2464 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2466 * reload1.c (reload_reg_free_for_value_p): New function.
2467 (allocate_reload_reg, choose_reload_regs): Use it.
2469 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
2471 * except.c (expand_start_catch): Correct logic for when to
2472 generate a new handler label, and when to use the old one.
2474 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2476 * Makefile.in (print-rtl.o): Depend on bitmap.h.
2477 (dbxout.o): Depend on toplev.h.
2478 ($(SCHED_PREFIX)sched.o): Likewise.
2479 ($(out_object_file)): Likewise for system.h and toplev.h.
2480 (cppmain.o): Depend on gansidecl.h.
2481 (cpplib.o): Likewise.
2482 (cpperror.o): Likewise.
2483 (cppexp.o): Likewise.
2484 (cpphash.o): Likewise.
2485 (cppalloc.o): Likewise.
2486 (fix-header.o): Depend on cpplib.h and cpphash.h.
2487 (scan-decls.o): Depend on gansidecl.h.
2489 * basic-block.h (free_regset_vector): Add prototype.
2491 * cccp.c (check_precompiled): Mark parameter `fname' with
2493 (do_assert): Likewise for `op' and `keyword'.
2494 (do_unassert): Likewise.
2495 (do_line): Likewise for `keyword'.
2496 (do_error): Likewise for `op' and `keyword'.
2497 (do_warning): Likewise.
2498 (do_ident): Likewise for `keyword'.
2499 (do_pragma): Likewise for `limit', `op' and `keyword'.
2500 (do_sccs): Likewise.
2501 (do_if): Likewise for `keyword'.
2502 (do_elif): Likewise.
2503 (do_else): Likewise.
2504 (do_endif): Likewise.
2506 * collect2.c (getenv): Remove redundant prototype.
2507 (collect_exit, collect_execute, dump_file): Likewise.
2508 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
2509 (dump_prefix_list): Hide prototype and definition.
2511 * sparc.c: Include toplev.h.
2512 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2513 (symbolic_memory_operand): Likewise.
2514 (sp64_medium_pic_operand): Likewise.
2515 (data_segment_operand): Likewise.
2516 (text_segment_operand): Likewise.
2517 (splittable_symbolic_memory_operand): Likewise.
2518 (splittable_immediate_memory_operand): Likewise.
2519 (eq_or_neq): Likewise.
2520 (normal_comp_operator): Likewise.
2521 (noov_compare_op): Likewise.
2522 (v9_regcmp_op): Likewise.
2523 (v8plus_regcmp_op): Likewise.
2524 (extend_op): Likewise.
2525 (cc_arithop): Likewise.
2526 (cc_arithopn): Likewise.
2527 (small_int): Likewise.
2528 (uns_small_int): Likewise.
2529 (clobbered_register): Likewise.
2530 (legitimize_pic_address): Likewise.
2531 (delay_operand): Likewise.
2532 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
2534 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
2535 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
2537 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
2539 * cppalloc.c: Include gansidecl.h.
2541 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
2542 (cpp_file_line_for_message): Mark parameter `pfile' with
2544 (v_cpp_message): New function.
2545 (cpp_message): Use it. Also convert to variable arguments.
2546 (cpp_fatal): Likewise.
2547 (cpp_pfatal_with_name): Constify parameter `name'.
2549 * cppexp.c: Move gansidecl.h before cpplib.h.
2550 * cpphash.c: Likewise.
2551 * cpphash.h (hashf, delete_macro): Add prototypes.
2553 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
2554 cpplib.h. Don't include errno.h.
2555 (update_path): Add arguments to prototype.
2556 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
2557 cpp_print_containing_files): Remove redundant prototypes.
2558 (cpp_hash_cleanup, add_import, append_include_chain,
2559 make_assertion, path_include, initialize_builtins,
2560 initialize_char_syntax, finclude, validate_else, comp_def_part,
2561 lookup_import, redundant_include_p, is_system_include,
2562 read_name_map, read_filename_string, open_include_file,
2563 check_macro_name, compare_defs, compare_token_lists,
2564 eval_if_expression, change_newlines): Add prototype arguments.
2565 (hashf): Remove redundant prototype.
2566 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
2567 conditional_skip, skip_if_group): Add prototype arguments.
2568 (fdopen): Remove redundant prototype.
2569 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
2570 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
2571 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
2572 (struct directive): Add prototype arguments to function pointer
2574 (handle_directive): Add missing arguments to call to `do_line'.
2575 (do_include): Mark parameters `unused1' and `unused2' with
2577 (do_line): Likewise for `keyword' and new parameters `unused1' and
2579 (do_error): Likewise for `keyword'.
2580 (do_warning): Likewise. Also add missing argument `pfile' in call
2582 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
2584 (do_ident): Likewise for `keyword', `buf' and `limit'.
2585 (do_pragma): Likewise. Also add missing arguments in call to do_once.
2586 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
2588 (do_if): Likewise for `keyword'.
2589 (do_elif): Likewise.
2590 (eval_if_expression): Likewise for `buf' and `length'.
2591 (do_xifdef): Likewise for `unused1' and `unused2'.
2592 (do_else): Likewise for `keyword', `buf' and `limit'.
2593 (do_endif): Likewise.
2594 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
2595 (cpp_handle_options): Remove superfluous NULL argument in call to
2597 (cpp_handle_options): Likewise.
2598 (do_assert): Mark parameter `keyword', `buf' and `limit' with
2600 (do_unassert): Likewise.
2601 (cpp_print_file_and_line): Add missing argument `pfile' in call to
2602 cpp_file_line_for_message.
2603 (v_cpp_error): New function.
2604 (cpp_error): Use it. Also accept variable arguments.
2605 (v_cpp_warning): New function.
2606 (cpp_warning): Use it. Also accept variable arguments.
2607 (cpp_pedwarn): Accept variable arguments.
2608 (v_cpp_error_with_line): New function
2609 (cpp_error_with_line): Use it. Accept variable arguments.
2610 (v_cpp_warning_with_line): New function.
2611 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
2613 (cpp_pedwarn_with_line): Accept variable arguments.
2614 (cpp_pedwarn_with_file_and_line): Likewise.
2615 (cpp_error_from_errno): Constify parameter `name'. Add missing
2616 argument `pfile' in call to cpp_file_line_for_message.
2617 (cpp_perror_with_name): Constify parameter `name'.
2619 * cpplib.h: Define PARAMS() in terms of PROTO().
2620 (fatal): Remove redundant prototype.
2621 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
2622 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
2623 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
2624 cpp_fatal, cpp_message, cpp_pfatal_with_name,
2625 cpp_file_line_for_message, cpp_print_containing_files): Add
2626 arguments to prototypes.
2627 (scan_decls, cpp_finish): Add prototypes.
2629 * cppmain.c: Include gansidecl.h.
2630 (main): Remove unused variable `i'.
2632 * dbxout.c: Include toplev.h.
2634 * demangle.h (do_tlink, collect_execute, collect_exit,
2635 collect_wait, dump_file, file_exists): Add prototype.
2637 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
2638 prototype and definition.
2639 (gen_unspecified_parameters_die): Don't assign results of call to
2640 function new_die() to unused variable `parm_die'.
2641 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
2642 (dwarf2out_define): Likewise for `lineno' and `buffer'.
2644 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
2645 prototype and definition.
2646 (output_die): Add prototype arguments to function pointer arg.
2647 (output_unspecified_parameters_die): Mark parameter `arg' with
2650 * except.c (output_exception_table_entry): Remove unused variable
2653 * except.h (expand_fixup_region_start, expand_fixup_region_end):
2656 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
2658 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
2660 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
2661 before cpplib.h, include cpphash.h, remove redundant prototype of
2662 cpp_fatal, don't define `const', add a prototype for `fatal'.
2663 (cpp_file_line_for_message): Add missing arguments `pfile'.
2664 (v_cpp_message): New function.
2665 (cpp_message): Use it.
2666 (v_fatal): New function.
2667 (fatal, cpp_fatal): Use it.
2668 (cpp_pfatal_with_name): Constify parameter `name'.
2670 * flow.c (free_regset_vector): Remove redundant prototype.
2672 * function.c (round_down): Wrap prototype and definition with
2673 macro ARGS_GROW_DOWNWARD.
2674 (record_insns): Wrap prototype and definition with
2675 defined (HAVE_prologue) || defined (HAVE_epilogue).
2677 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
2679 * gen-protos.c: Include gansidecl.h.
2680 (hashf): Don't make it static, constify parameter `name'.
2682 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
2683 specifier %s in calls to function `fatal'.
2685 * haifa-sched.c: Include toplev.h.
2686 (find_rgns): Remove unused variable `j'.
2688 * integrate.c (note_modified_parmregs): Mark parameter `x' with
2690 (mark_stores): Likewise.
2692 * jump.c (mark_modified_reg): Likewise.
2694 * output.h (insn_current_reference_address): Add prototype.
2695 (eh_frame_section): Likewise.
2697 * print-rtl.c: Include bitmap.h.
2699 * reload1.c (reload): Wrap variables `note' and `next' in macro
2700 PRESERVE_DEATH_INFO_REGNO_P.
2701 (forget_old_reloads_1): Mark parameter `ignored' with
2703 (choose_reload_regs): Remove unused variable `in'.
2704 (reload_cse_invalidate_mem): Mark parameter `ignore' with
2706 (reload_cse_check_clobber): Likewise.
2708 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
2709 (mark_elimination): Fix typo in prototype.
2711 * scan-decls.c: Include gansidecl.h.
2713 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
2715 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
2717 * function.c (identify_blocks): Fix thinko when setting the
2718 block number for NOTE_INSN_BLOCK_END.
2720 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
2722 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
2725 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
2726 underscores for the prefixes to the names of the maths functions.
2728 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
2729 comment explaining why.
2731 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
2733 * tree.h (TYPE_SIZE_UNIT): New.
2734 (struct tree_type): Add size_unit member.
2735 * stor-layout.c (layout_type): Initialize it.
2736 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
2737 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
2739 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
2741 * stor-layout.c (layout_record): Fix off-by-one error when checking
2742 length of the TYPE_BINFO vector.
2744 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
2746 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
2747 function parameter passed in memory.
2749 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
2751 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
2752 Prototypes for externally used functions in respective C files.
2753 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
2754 final.c: Include above files.
2755 * Makefile.in (toplev.o): Add dependency for above four headers.
2756 (final.o): Likewise.
2757 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
2758 respective header files.
2760 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
2762 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
2763 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
2764 the build tree if they exist.
2765 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
2767 (objdir): Let configure substitute value.
2768 (FLOAT_H): Let configure select a pre-built version from the
2770 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
2771 * configure.in: Substitute for objdir.
2773 * Makefile.in (build_canonical, host_canonical): Let configure
2774 substitute values for these variables.
2775 * configure.in: Substitute for build_canonical, host_canonical
2776 and target_subdir in generated Makefile.
2778 * output.h (find_basic_blocks): Declare.
2779 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
2781 * Makefile.in (BISON): Use bison from the build tree if it exists.
2784 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
2786 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
2787 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
2788 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
2789 command line arguments to see if an executable is not being
2790 created, and if so - do not append the suffix.
2792 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
2795 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
2797 * i386.h (ALIGN_DFmode): Delete.
2798 (CONSTANT_ALIGNMENT): Define.
2799 * varasm.c (force_const_mem): Use it.
2801 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
2803 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
2804 using it with swap_condition, not before.
2806 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
2808 * alias.c (mode_alias_check): Delete.
2809 (true_dependence, anti_dependence, output_dependence): Revert April 21
2812 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
2814 * toplev.c (output_lang_identify): Enable prototype and definition.
2816 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
2818 * version.c: Bump for snapshot.
2820 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
2822 * alpha/osf.h (HAVE_STAMP_H): Define.
2824 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
2825 * configure.in (alpha*-*-netbsd*): New.
2826 Based on patches from Paul H. Anderson <pha@pdq.com>.
2828 * configure.in (alpha*-*-linux-*): Kill xm_defines.
2829 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
2830 * alpha/xm-linux.h: Remove file.
2832 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
2834 * dbxout.c (dbxout_parms): If mode of type of parameter living
2835 in memory doesn't match mode of DECL_RTL, make big endian correction.
2837 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
2839 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
2841 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
2843 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
2844 * stor-layout.c (layout_record): Set it.
2846 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
2848 * toplev.c (rest_of_compilation): Don't defer nested functions.
2850 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
2852 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
2853 to an 8-byte boundary if info_ptr->fpmem_p.
2855 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
2857 * loop.c (basic_induction_var): Added test preventing
2858 CCmode parameter passed to convert_modes().
2860 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
2862 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
2863 input_filename and lineno around expand_expr call. Set them to values
2864 in WFL before expand_expr call.
2866 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
2868 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
2870 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
2872 * fold-const.c (constant_boolean_node): New function.
2875 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2877 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
2878 Abort if trying to split kind 3 or 4 outside of combine.
2880 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
2882 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
2884 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
2886 * objc/Make-lang.in (OBJC_O): Add missing exeext.
2887 (libobjc.a, runtime-info.h): Likewise.
2889 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
2891 * i386.h (DATA_ALIGNMENT): Define.
2893 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2895 * reload1.c (delete_output_reload): Ignore single USE that
2896 was emitted for the pseudo use of this INSN.
2897 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
2898 remains, we can always delete OUTPUT_RELOAD_INSN.
2900 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
2902 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
2904 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
2906 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
2908 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2910 * eh-common.h: New file for basic EH data structures.
2911 * except.h: Various prototypes and structures for NEW_EH_MODEL
2912 * function.h (struct function): Add a struct eh_stack for the catch
2914 * except.c (gen_exception_label): New function to generate an
2916 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
2917 (push_entry): New function to push an existing entry onto a stack.
2918 (receive_exception_label): New function to emit the code required
2919 at the start of all catch blocks.
2920 (struct func_eh_entry): New structure for maintaining handlers
2921 associated with EH regions.
2922 (new_eh_region_entry): New function to register an EH region.
2923 (add_new_handler): New function to register a handler with a region.
2924 (get_new_handler): Creates anew handler entry for registering.
2925 (find_func_region): New function to convert a NOTE eh region number
2926 to an Eh region index.
2927 (get_first_handler): New function to get the first handler in a region.
2928 (clear_function_eh_region): New function to release memory.
2929 (duplicate_handlers): New function to duplicate a list of handlers.
2930 (expand_eh_region_end): Create a new region entry node as well.
2931 (expand_leftover_cleanups): Call receive_exception_label() and
2932 register the cleanup as a handler to the current region.
2933 (expand_start_catch): New function to start a catch clause.
2934 (expand_end_catch): New function to end a catch clause.
2935 (expand_start_all_catch): restructure to not do the equivilent of
2936 what expand_start_catch() does now. Push the exception region being
2937 handled onto the catch stack.
2938 (output_exception_table_entry): Issue an entry for each handler
2939 associated with a region.
2940 (set_exception_lang_code): New function for setting the language code.
2941 (set_exception_version_code): New function to set the version number.
2942 (output_exception_table): Output version and language codes.
2943 (find_exception_handler_labels): Find handler labels using new scheme.
2944 (is_exception_handler_label): New function, returns 1 if label is
2945 present as a handler in some exception region.
2946 (check_exception_handler_labels): Use the new scheme.
2947 (init_eh_for_function): Initialize the catch stack.
2948 (save_eh_status): Save the catch stack.
2949 (restore_eh_status): Restore the catch stack.
2950 (scan_region): Don't remove unreferenced handler label. Flow does it.
2951 (get_reg_for_handler): New function to get the eh_context pointer
2953 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
2954 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
2955 entry when processing END region rather that START region.
2956 * flow.c (find_basic_blocks_1): Find all potential handler regions
2957 now that we don't automatically know what the labels might be.
2958 Let scan_region() remove unreferenced EH BEGIN/END labels.
2959 * integrate.c (get_label_from_map): Put inlined labels onto the
2960 permanent obstack since we dont know which ones might be exception
2962 (save_for_inline_copying): Make new copies of all the handlers.
2963 (expand_inline_function): Make new copies of all the handlers.
2964 * libgcc2.c: Remove local struct decls, and include eh-common.h.
2965 (find_exception_handler): With NEW_EH_MODEL the first matching
2966 region we find is the right one. Add eh_info as a new parameter.
2967 (__throw): Pass eh_info to find_exception_handler. Set handler
2968 and pass use different regs under NEW_EH_MODEL.
2970 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
2972 * i960.h (hard_regno_mode_ok): Changed to function from array of
2974 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
2975 * i960.c (hard_regno_mode_ok): Changed to function from array of
2978 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2980 * reload.c (remove_replacements): New function.
2981 * reload.h (remove_replacements): Declare.
2982 * reload1.c (choose_reload_regs): Disable some reloads that
2983 belong to inherited reloads.
2985 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2987 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
2989 * reload1.c (merge_assigned_reloads): When merging, reset
2990 reload_spill_index for the eliminated reload.
2992 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
2994 * haifa-sched.c (schedule_insns): Fix merge goof.
2996 1998-05-13 Jim Wilson <wilson@cygnus.com>
2998 * varasm.c (make_decl_rtl): Revert April 1 change.
2999 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
3000 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
3001 Get function name from the SYMBOL_REF in the DECL_RTL, not from
3002 DECL_ASSEMBLER_NAME.
3003 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
3004 DECL_ASSEMBLER_NAME.
3006 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
3008 * i386.c (notice_update_cc, output_float_compare): Disable
3009 TARGET_CMOVE support.
3011 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
3012 Jeff Law <law@cygnus.com>
3014 * rtlanal.c (find_reg_note): Ignore notes that are not on on
3016 (find_regno_note): Likewise.
3018 * Makefile.in (stor-layout.o): Depend on except.h
3019 (varasm.o, function.o): Likewise.
3020 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
3022 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
3023 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
3024 ($(HOST_PREFIX_1)rtl.o): Likewise.
3025 ($(HOST_PREFIX_1)bitmap.o): New host object.
3026 * emit-rtl.c (toplevel): Include bitmap.h.
3027 (gen_rtx): Handle 't' and 'b' nodes.
3028 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
3029 Print block number for block begin/end notes. Print 't' type
3030 nodes as a pointer. Know that the 3rd argument of live range
3031 start/stop notes is really a range_info rtx. If type is 'b', print
3032 out argument as a bitmap.
3033 * rtl.c: Include bitmap.c.
3034 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
3035 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
3036 * rtl.def (RANGE_LIVE): New node to hold live information while we
3037 recalculate the basic blocks.
3038 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
3039 (RANGE_VAR): New node, to hold information saved in symbol node for New
3040 communicating live range information to the debug output functions.
3041 * rtl.h (rtunion_def): Add rttree and rtbit fields.
3042 (XBITMAP, XTREE): New accessor macros.
3043 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
3044 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
3045 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
3046 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
3047 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
3048 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
3049 (RANGE_INFO_*): Likewise.
3050 * sched.c (sched_analyze): Keep live range start/stop notes.
3051 (unlink_other_notes): Likewise.
3052 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
3053 (unlink_other_notes): Likewise.
3054 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
3055 (BLOCK_LIVE_RANGE_FLAG): Likewise.
3056 (DECL_LIVE_RANGE_RTL): Likewise.
3057 (struct tree_block): Add live_range_flag, live_range_var_flag,
3058 live_range_start and live_range_end.
3059 (struct tree_decl): Add live_range_rtl field.
3060 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
3061 (accessor_from_format): Likewise.
3063 * haifa-sched.c (schedule_block): Make verbose output line up.
3064 Also add a blank line in printing the individual ready lists.
3066 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3068 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
3069 (c-lex.o): Depend on output.h.
3070 (c-common.o): Likewise.
3072 (calls.o): Likewise.
3073 (integrate.o): Depend on toplev.h.
3074 (regclass.o): Depend on output.h.
3075 (final.o): Depend on reload.h.
3077 * c-common.c: Include output.h.
3078 (check_format_info): Remove unused variable `integral_format'.
3080 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
3081 `indent' with ATTRIBUTE_UNUSED.
3082 (print_lang_type): Likewise.
3083 (maybe_build_cleanup): Likewise for parameter `decl'.
3084 (copy_lang_decl): Likewise for parameter `node'.
3086 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
3087 (lang_print_xnode): Mark parameters `file', `node' and `indent'
3088 with ATTRIBUTE_UNUSED.
3089 (lookup_interface): Likewise for parameter `arg'.
3090 (is_class_name): Likewise.
3091 (maybe_objc_check_decl): Likewise for parameter `decl'.
3092 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
3094 (maybe_objc_method_name): Likewise for parameter `decl'.
3095 (build_objc_string): Likewise for parameters `len' and `str'.
3097 * c-lex.c: Include output.h.
3099 * c-lex.h (position_after_white_space): Correct typo in prototype.
3101 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
3102 c_expand_end_cond, init_iterators): Add prototypes.
3104 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
3105 with ATTRIBUTE_UNUSED.
3107 * calls.c: Include output.h.
3109 * cccp.c (pipe_closed): Mark parameter `signo' with
3112 * combine.c: Move inclusion of expr.h to after insn-config.h.
3114 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
3115 as empty, rather define as ((void)0).
3117 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
3118 Add parentheses around assignment used as truth value.
3120 * cplus-dem.c (squangle_mop_up): Change return type to void.
3121 (internal_cplus_demangle): Remove unused parameter `options'.
3122 All callers changed.
3123 (cplus_demangle_opname): Remove function wide variable `int i' and
3124 replace with `size_t i' at each location where it is used.
3125 (cplus_demangle_opname): change type of `i' from int to size_t.
3127 * cppexp.c (right_shift): Mark parameter `pfile' with
3130 * cpphash.c (cpp_lookup): Likewise.
3131 (cpp_hash_cleanup): Likewise.
3133 * cpplib.c (parse_name): Add a prototype and make it static.
3134 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
3135 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
3136 (macro_cleanup): Likewise for parameter `pfile'.
3137 (file_cleanup): Likewise.
3139 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
3140 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
3142 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
3143 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
3145 * cse.c (cse_check_loop_start): Mark parameter `set' with
3148 * dbxout.c (flag_minimal_debug, have_used_extensions,
3149 source_label_number): Move inside macro wrapper check against
3150 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
3152 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
3154 * except.h (doing_eh): Provide prototype.
3156 * expr.c: Move inclusion of expr.h to after insn-config.h.
3158 * final.c: Include reload.h.
3159 (shorten_branches): Cast the first argument of bzero to char *.
3161 * fix-header.c (cpp_print_containing_files): Mark parameter
3162 `pfile' with ATTRIBUTE_UNUSED.
3163 (cpp_fatal): Likewise.
3165 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
3168 * genattrtab.c (make_length_attrs): Change the type of variable
3169 `i' from int to size_t.
3170 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
3173 * genextract.c (main): When generating insn-extract.c, mark
3174 variable `junk' with ATTRIBUTE_UNUSED.
3176 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
3177 argument of bzero to char*.
3179 * integrate.c: Include toplev.h.
3181 * libgcc2.c: Wrap `struct exception_table' and
3182 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
3184 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
3186 * objc/objc-act.c: Include toplev.h.
3187 (lang_print_xnode): Mark parameters `file', `node' and `indent'
3188 with ATTRIBUTE_UNUSED.
3189 (finish_protocol): Likewise for parameter `protocol'.
3191 * output.h (declare_weak): Add prototype.
3192 (decode_reg_name): Don't wrap with TREE_CODE macro.
3193 (assemble_alias): Add prototype.
3195 * regclass.c: Include output.h.
3197 * reload.h (reloads_conflict): Add prototype.
3199 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
3200 output_func_start_profiler): Add prototypes.
3202 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
3205 * scan-decls.c: Include scan.h.
3207 * scan.h (recognized_function, recognized_extern): Add prototypes.
3209 * stmt.c: Include output.h.
3211 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
3212 (output_lang_identify): Hide prototype and definition.
3213 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
3214 (pipe_closed): Likewise.
3216 * toplev.h (count_error, strip_off_ending, error_for_asm,
3217 warning_for_asm): Add prototypes.
3219 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
3221 * toplev.c (rest_of_compilation): "Charge" final for any time
3222 doing various cleanup operations after finishing compilation
3225 * flow.c (dump_flow_info): Also print number of sets and
3226 whether or not the pseudo is a user variable.
3228 * flow.c (reg_n_max): New global variable.
3229 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
3230 Delete regno_max variable.
3231 * regs.h (REG_N_CHECK): Define.
3232 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
3233 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
3234 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
3236 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
3238 * acconfig.h (ENABLE_CHECKING): Undefine.
3239 * configure.in (--enable-checking): New option.
3241 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3243 * reload1.c (merge_assigned_reloads): Can merge
3244 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
3245 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
3247 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
3249 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
3251 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3253 * reload1.c (gen_reload): Create REG_EQUIV notes.
3255 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3257 * reload1.c (reload): Fix check for USEs to use code of pattern.
3258 (choose_reload_regs): Remove dead variable use_insn.
3260 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
3262 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
3264 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
3266 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
3268 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
3269 (insn_{unit,issue_delay}): Ditto.
3270 (blockage_range): Ditto.
3271 (actual_hazard{,_this_instance}): Ditto.
3272 (schedule_unit): Ditto.
3273 (potential_hazard): Ditto.
3276 (queue_insn): Ditto.
3277 (birthing_insn_p): Ditto.
3278 (adjust_priority): Ditto.
3279 (get_block_head_tail): Ditto.
3280 (init_rgn_data_dependences): Ditto.
3282 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
3284 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
3286 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
3288 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
3290 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
3292 * config/mips/mips.md (dslot): Move after definition of "cpu"
3293 attribute. Handle r3900 case.
3295 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3297 * system.h: Define the STRINGIFY macro here.
3298 * protoize.c: Not here.
3299 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
3301 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
3303 * varasm.c (assemble_variable): Compute the alignment of the data
3304 earlier so that both initialized and uninitialized variables are
3305 effected by DATA_ALIGNMENT.
3306 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
3308 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
3310 * mips.c: Prototype static functions.
3312 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
3314 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
3315 Add explanatory comments.
3317 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
3319 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
3321 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
3323 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
3325 * varasm.c (make_decl_rtl): Disable April 1 change.
3327 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
3329 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
3331 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
3333 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
3334 * alpha.c (print_operand): Handle it.
3335 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
3336 related define_splits. Also add peepholes for SImode reload
3337 plus sign_extend lossage.
3339 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3341 * genattr.c: Include stdarg.h/varargs.h. Change function
3342 `fatal' to use variable arguments instead of faking it with
3343 integer parameters. Provide a prototype which also
3344 checks the format specifiers using ATTRIBUTE_PRINTF_1.
3346 * genattrtab.c: Likewise.
3347 * gencodes.c: Likewise.
3348 * genconfig.c: Likewise.
3349 * genemit.c: Likewise.
3350 * genextract.c: Likewise.
3351 * genflags.c: Likewise.
3352 * genopinit.c: Likewise.
3353 * genpeep.c: Likewise.
3354 * genrecog.c: Likewise.
3355 * genoutput.c: Likewise. Similarly for function `error'.
3357 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3359 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
3360 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
3361 * configure.in: Use GCC_C_VOLATILE.
3362 * system.h (volatile): Define as empty if no volatile support is
3365 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
3367 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
3370 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
3372 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
3373 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
3374 the body of beq; additionally set the mode of the branch to CCmode for
3375 FP compares and not fast_math.
3376 (alpha_emit_conditional_move): Always use a compare insn for FP
3377 when not fast_math, as well as setting CCmode on the cmov.
3378 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
3380 * machmode.h (COMPLEX_MODE_P): New macro.
3382 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
3384 * haifa-sched.c (print_exp): Fix typo.
3386 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
3388 * version.c: Bump for snapshot.
3390 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
3392 * final.c (final_scan_insn): Call fatal_insn instead of abort if
3393 we could not split an insn when required to.
3395 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
3397 (peepholes): Disable peepholes that call dead_or_set_p.
3398 (movsi): Rewrite to handle addresses better after last change.
3399 Add define_split to split load of addresses in large/medium modes.
3400 (prologue): Call m32r_expand_prologue.
3401 (movsi_{push,pop}): Generators for push/pop.
3402 (movsi): Support PRE_{INC,DEC}, POST_INC.
3403 (mov{di,df}): Rewrite. Always split the insns.
3404 (movsf): Add define_split to get register load in correct mode.
3405 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
3406 (attributes): Rewrite attributes so that type indicates both the
3407 type and the length of the insn directly.
3408 (all insns): Change to use new type attributes.
3409 (debug): New attribute to convey whether -mdebug was used.
3410 (opt_space): New attribute to convey whether -Os was used.
3411 (function units): Loads are 3 cycles, not 2. Better classify all
3412 insns into short/long.
3413 (load/store/extend insns): Add separate case for load/store
3414 indirect operations without an offset.
3415 (divsi3): Division is a long operation, not short.
3417 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
3419 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
3420 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
3421 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
3422 operands with PRE_{INC,DEC}, POST_INC.
3423 (FUNCTION_PROFILER): Call abort instead of doing nothing.
3424 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
3426 (gen_split_move_double): Declare.
3427 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
3429 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
3430 emit_move_insn, build up SET's directly.
3431 (toplevel): Include system.h, not stdio.h.
3432 (move_double_src_operand): Allow any DF or DI mode constant.
3433 (gen_split_move_double): Split moves of DI or DF values into the
3434 appropriate moves, loads, or stores. Don't handle use of auto
3435 inc/dec if using dead index. Do handle overlapping moves, etc.
3436 (m32r_frame_info): Remove prologue_size field.
3437 (m32r_compute_frame_size): Don't calculate prologue size.
3438 (m32r_output_function_prologue): Change to pretty much a NOP.
3439 (m32r_expand_prologue): Expand prologue as a series of INSNs.
3440 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
3441 (m32r_print_operand_address): Ditto.
3443 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
3445 * reload1.c (emit_reload_insns): When performing expensive
3446 optimizations, do not output the last reload insn if OLD is
3447 not the dest of NSN and is in the src and is clobbered by INSN.
3449 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3451 * Makefile.in (genrtl.o): Depend on system.h.
3452 * gengenrtl.c (gencode): When creating genrtl.c, have it
3455 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3457 * config/m68k/t-linux: Remove extra stuff already included in
3460 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
3462 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
3463 curses.h if it contains `typedef char bool;', as suggested by
3464 Manfred Hollstein <manfred@s-direktnet.de>.
3466 * configure.in: Rename fixinc.math to fixinc.wrap.
3468 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
3470 * gcc.c (read_specs): Handle missing blank line at end of specs file.
3472 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
3473 movdfcc_1): Disable.
3475 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
3477 * configure.in (enable_threads): Rename to enable_threads_flag before
3478 main loop. Set enable_threads to enable_threads_flag inside main
3481 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
3483 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
3486 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3488 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
3490 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
3491 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
3492 (AC_CHECK_FUNCS): Remove unused check for vprintf.
3494 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
3495 (cccp.o): Depend on gansidecl.h.
3498 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
3499 per the rest of gcc source.
3500 * cexp.y: Likewise. Include gansidecl.h and remove all code made
3503 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
3504 used when vfprintf is missing.
3507 * genattrtab.c: Likewise.
3508 * mips-tfile.c: Likewise.
3509 * toplev.c: Likewise.
3511 * vfprintf.c: New file.
3512 * doprint.c: New file.
3514 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
3516 * config/linux.h (ASM_COMMENT_START): Remove from here,
3517 * config/linux-aout.h (ASM_COMMENT_START): and here,
3518 * config/i386/linux.h (ASM_COMMENT_START): to here,
3519 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
3520 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
3523 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3525 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
3528 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
3530 * Makefile.in (dwarfout.o) Add toplev.h dependency.
3531 * dwarfout.c, i386.c: Include toplev.h
3532 * toplev.h: (pfatal_with_name) Add prototype.
3534 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
3536 * Makefile.in: Fix .SUFFIXES.
3538 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
3540 * config/linux.h (ASM_COMMENT_START): Define as "#".
3541 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
3543 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
3545 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
3546 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
3548 * toplev.c: Include toplev.h.
3549 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
3550 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
3551 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
3552 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
3553 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
3554 toplev.h dependency.
3556 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
3557 HARD_FRAME_POINTER_REGNUM.
3559 * expr.c (target_temp_slot_level): Delete duplicate definition.
3561 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
3563 * stmt.c (mark_seen_cases): Make it have external linkage again.
3564 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
3567 * haifa-sched.c (print_value, case SUBREG): Fix typo.
3569 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
3570 * i386.h (REG_CLASS_CONTENTS): Similarly.
3572 * toplev.c (-fsched-max): Delete flag.
3573 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
3574 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
3575 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
3578 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
3579 inner loops which are not reducible.
3581 * loop.c (regs_match_p): Fix typo in prototype.
3583 * regmove.c (try_auto_increment): Wrap declaration inside an
3584 #ifdef AUTO_INC_DEC.
3586 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
3588 * final.c (output_operand_lossage): Call fatal with the operand
3589 lossage message instead of calling abort.
3591 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3593 * c-common.c: Convert to using ctype macros defined in system.h.
3594 * c-lex.c: Likewise.
3596 * collect2.c: Likewise.
3597 * rs6000.c: Likewise.
3598 * cpplib.c: Likewise.
3599 * fix-header.c: Likewise.
3601 * gen-protos.c: Likewise.
3602 * pexecute.c: Likewise.
3603 * protoize.c: Likewise.
3607 * tlink.c: Likewise.
3608 * toplev.c: Likewise.
3610 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
3612 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
3613 Replace -gdwarf-2 with -g0.
3615 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3617 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
3618 * mips-tdump.c: Include system.h, remove redundant headers.
3619 * mips-tfile.c: Likewise. Also, convert all ctype function calls
3620 to calls of the macro versions defined in system.h.
3622 * objc/Make-lang.in (objc-act.o): Depend on system.h.
3623 * objc/objc-act.c: Include system.h, remove redundant headers.
3625 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3627 * configure.in (AC_CHECK_FUNCS): Add isascii.
3628 (GCC_NEED_DECLARATIONS): Add atof.
3630 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
3631 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
3633 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3635 * system.h: Wrap time.h and sys/file.h in autoconf checks.
3636 Provide default definitions for O_RDONLY and O_WRONLY here.
3638 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
3640 1998-05-06 Mark Mitchell <mmitchell@usa.net>
3642 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
3644 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
3646 * toplev.h: New file. Protypes for functions in toplev.c.
3647 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
3648 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
3649 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
3650 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
3651 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
3652 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
3653 varasm.c: include it.
3655 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
3656 Jim Wilson (wilson@cygnus.com)
3658 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
3659 blocks. Check for 1 successor which is the EXIT_BLOCK.
3661 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
3662 unreachable loops with more than one block.
3664 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
3666 * fix-header.c (write_rbrac): Add "abort" to functions which need to
3669 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
3671 * Check in merge from gcc2. See ChangeLog.12 for details.
3673 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
3675 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
3676 accept 'a' flag. 'S' does accept 'a' flag.
3677 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
3680 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
3682 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3684 * config/m68k/m68k.h: Declare functions from m68k.c used in
3685 macros and machine description.
3686 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
3688 (ASM_OUTPUT_FLOAT): Likewise.
3689 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
3691 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
3693 * tree.def: Add NAMESPACE_DECL.
3694 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
3695 * dwarf2out.c (push_decl_scope): Likewise.
3696 (scope_die_for): Likewise.
3697 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
3698 how to get next context level.
3700 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
3702 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
3705 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
3707 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
3709 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
3710 for any insns skipped at the start of a block because they were
3713 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
3715 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
3717 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
3719 * c-common.c (format_char_info): Add new field hhlen.
3720 (print_char_table, scan_char_table, time_char_table): Initialize
3721 hhlen field appropriately.
3722 (char_format_info): Recognize hh modifier and lookup correct char
3725 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
3727 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
3728 reference if this is a store.
3730 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
3732 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
3734 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
3736 Make UnixWare 7 bootstrap support work with final shipping product.
3737 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
3738 Pick up xm-siglist and xm-alloca.
3739 (xm_defines): Add USG so dbxout will build.
3740 * configure: Regenerate.
3742 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
3744 Support for official Sparc V9 ABI:
3745 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
3746 Care for flag_pcc_struct_return default.
3747 (output_move_quad): Rewrite to move by halves on v9 and in the
3749 (move_quad_direction): New function.
3750 (output_fp_move_quad): Use it to determine the direction of copy.
3751 (function_arg_slotno): Return -1 for FP reg overflow as well.
3752 (function_arg_record_value*): New functions.
3753 (function_arg): Use them. Streamline unprototyped parameter passing.
3754 (function_arg_pass_by_reference): Pass TCmode by reference.
3755 (function_value): New function.
3756 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
3757 long long in 64-bit mode.
3758 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
3759 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
3760 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
3761 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
3762 (BASE_INCOMING_ARG_REG): Likewise.
3763 (FUNCTION_VALUE): Call function_value.
3764 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
3765 * sparc.md (movdi_sp32_v9): Disable for arch64.
3766 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
3767 (call_value_address_sp64): Remove register class constraints.
3768 (call_value_symbolic_sp64): Likewise.
3769 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
3770 v9 case to 32-bit constants.
3771 (goto_handler_and_restore_v9): Provide a version for arch64.
3772 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
3773 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
3774 (CPP_PREDEFINES): New.
3775 * sparc/sp64-elf.h: Likewise.
3776 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
3777 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
3778 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
3780 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
3782 * version.c: Bump for snapshot.
3784 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3786 * reload.c (find_reloads): Emit USEs to mark where a pseudo
3787 is reloaded with the MEM of its stack slot.
3788 * reload1.c (cannot_omit_stores): Delete.
3789 (reload): Don't initialize it.
3790 Don't apply avoid_return_reg logic to USEs.
3791 When done, remove USEs that have a REG_EQUAL note on them.
3792 (emit_reload_insns): Handle case where we have inherited a MEM.
3793 (choose_reload_regs): Likewise.
3794 (delete_output_reload): Don't use cannot_omit_stores.
3796 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
3798 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
3800 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
3802 * haifa-sched.c (print_{exp,value}): Various changes to make the
3803 debug output easier to read. Also, use only one buffer, and make
3804 sure the buffer we are passed in doesn't overflow.
3805 (safe_concat): Concatenate to a buffer without overflow.
3807 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3809 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
3812 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3814 * sched.c (new_insn_dead_notes): Check if the register was
3815 used in the original instruction.
3816 * haifa-sched.c (new_insn_dead_notes): Likewise.
3818 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
3820 * dwarf2out.c (scope_die_for): If could not find proper scope,
3821 check for and handle tagged type with incorrect TYPE_CONTEXT.
3823 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
3825 * calls.c (expand_call): Fix recognition of C++ operator new.
3827 * alias.c (mode_alias_check): Disable type based alias detection.
3829 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
3831 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
3832 ASM_OUTPUT_WEAK_ALIAS): Define.
3833 * config/mips/elf64.h: Same.
3834 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
3835 ASM_WEAKEN_LABEL): Removed.
3837 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3839 * calls.c (expand_call): Bump the length limit on the specially
3840 recognized function names to 17.
3842 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
3844 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
3845 when undefining macros at the end.
3847 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
3848 val or len has TREE_SIDE_EFFECTS set.
3850 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
3851 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
3852 (smuldi3_highpart): Call const v8plus routine.
3853 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
3854 (const_smulsi3_highpart_v8plus): New pattern.
3855 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
3856 (umulsidi3): Call const v8plus routine.
3857 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
3859 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
3860 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
3862 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
3864 * m32r.c (*_oper{and|ator}): Change enum arguments and return
3865 values to int, so they can be prototyped even in files that don't
3867 ({small,large}_insn_p): Ditto.
3868 (m32r_select_cc_mode): Ditto.
3869 (gen_compare): Ditto.
3870 (function_arg_partial_nregs): Ditto.
3871 (m32r_setup_incoming_varargs): Ditto.
3872 (init_reg_tables): Add prototype.
3873 (m32r_frame_info): Add prolog_size field.
3874 (m32r_compute_frame_size): Calculate the size of the prologue.
3875 (m32r_first_insn_address): Return prologue size.
3876 (m32r_output_function_prologue): Calculate frame size before
3877 printing out information. Print out the prologue size.
3879 * m32r.h: Prototype all functions in m32r.c.
3880 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
3882 * m32r.md (bcc functions): Cast enum's to int.
3884 * m32r.c (conditional_move_operand): Silence a debug message.
3885 ({small,long}_insn): New predicates.
3887 * m32r.h (TARGET_M32R): New macro.
3888 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
3889 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
3891 (ISSUE_RATE): Define as 2.
3893 * m32r.md (insn_size): New attribute.
3894 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
3896 (m32r): New attribute.
3898 * configure.in (enable_haifa): Switch m32r to Haifa by default.
3899 * configure: Regenerate.
3901 (Changes from Nick Clifton <nickc@cygnus.com>)
3902 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
3903 the equivalent of a negated 'I' constraint.
3904 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
3905 optimisation to work.
3907 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
3908 than 'I' since the value is negated.
3909 (peephole): Add peephole optimisation to cope with optimization of
3910 divide and subtracts of the same operands.
3912 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
3916 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
3919 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
3921 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
3923 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
3925 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
3926 frame_pointer_rtx not FRAME_POINTER_REGNUM.
3928 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
3930 * reg-stack.c: Revert last patch (Apr 20).
3931 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
3933 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
3935 * loop.c (check_dbra_loop): New locals jump, first_compare, and
3936 compare_and_branch. Call get_condition to set first_compare.
3937 Set compare_and_branch to number of compare/branch instructions.
3938 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
3939 Replace '2' with compare_and_branch.
3941 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3943 * cplus-dem.c (demangle_qualified): Replace missing else.
3945 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3947 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
3949 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3951 * sh.c (sh_expand_prologue, sh_expand_epilogue):
3952 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
3953 * sh.h (STACK_BOUNDARY): Likewise.
3955 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3957 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3959 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
3961 * system.h (abort): If abort is not defined, and neither is
3962 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
3963 reporting the line and filename of the error.
3965 * .gdbinit: Add breakpoints on exit and fancy_abort.
3967 * final.c (split_double): Avoid a compiler warning if
3968 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
3970 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
3971 for calling jump_optimize.
3973 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
3974 macros, rather than 0/1's.
3976 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
3978 * alpha.h (CONST_COSTS): Zero is always free.
3979 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
3981 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3983 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
3984 length in the name of a virtual table.
3986 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
3988 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
3990 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
3992 * version.c: Bump for snapshot.
3994 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
3996 * fold-const.c (fold_convert): Fix typo.
3998 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
4000 * alias.c (alias_invariant): New variable.
4001 (record_base_value): New argument INVARIANT.
4002 (memrefs_conflict_p): If a register has an entry in the alias_invariant
4003 array, try substituting that value for the register.
4005 * rtl.h: Declare record_base_value.
4007 * loop.c, unroll.c: Update callers of record_base_value.
4009 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
4010 ZERO_EXTEND do not affect base values.
4012 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
4014 * dbxout.c (dbxout_type): Fix typo.
4015 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
4017 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
4019 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
4021 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
4022 if the argument is the address of a structure or array.
4024 * configure.in: Enable Haifa scheduler by default for SPARC.
4026 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4028 * cse.c (cse_set_around_loop): Don't do optimization when
4029 new pseudos are created.
4031 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
4033 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
4035 (dbxout_type_method_1, dbxout_type): Likewise.
4036 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
4037 (dbxout_type): Fix check for when to print a type range in
4040 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4042 * (gen_shl_and, in case 1): Fix comparison with mask.
4044 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
4046 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
4047 pointer as second register in REG+REG pair.
4049 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4051 * c-common.c (check_format_info): Don't check for the 'x' format
4052 character twice, instead check for 'x' and 'X'
4054 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
4056 * Makefile.in (libgcc2.ready): Add explicit dependancy from
4057 $(STMP_FIXPROTO) to ensure all necessary include files have
4058 been created and to guarantee proper parallel builds.
4060 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4062 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
4063 register for stdarg functions.
4064 * sh.h (current_function_varargs): Declare.
4065 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
4067 1998-04-23 Jim Wilson <wilson@cygnus.com>
4069 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
4070 inhibit_libc is defined.
4072 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
4074 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
4076 * profile.c (tablejump_entry_p): New function.
4077 (branch_prob): Add code to recognize MIPS tablejump entry branch.
4078 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
4080 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
4082 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
4083 found, rather than at end of the loop, after the insn has been
4086 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4088 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
4089 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
4091 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
4093 * loop.c (note_addr_stored): Correct function to take 2 arguments,
4096 * rtl.def (MATCH_INSN2): Add new matching pattern.
4097 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
4099 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
4101 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
4102 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
4104 * final.c (split_double): Sign extend both halves of a split CONST_INT.
4106 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
4108 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
4110 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4112 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
4113 (cplus_demangle_opname): Call mop_up_squangle.
4114 (cplus_demangle): Initialize squangle info, then call
4115 internal_cplus_demangle. (Most code moved there as well)
4116 (internal_cplus_demangle): New function, performs most of what use
4117 to be done in cplus_demangle, but is only called with this file.
4118 (squangle_mop_up): New function to clean up B and K code data.
4119 (mop_up): set pointers to NULL after freeing.
4120 (demangle_signature, demangle_template, demangle_class): Add
4121 switch elements to handle K and B codes.
4122 (demangle_prefix, gnu_special, demangle_qualified): Add
4123 code to handle K and B codes.
4124 (do_type, demangle_fund_type): Handle B and K codes.
4125 (remember_Ktype): New function to store K info.
4126 (register_Btype, remember_Btype): New functions for B codes.
4127 (forget_B_and_K_types): New function to destroy B and K info.
4129 1998-04-21 Jim Wilson <wilson@cygnus.com>
4131 * stmt.c (check_seenlabel): When search for line number note for
4132 warning, handle case where there is no such note.
4134 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
4136 * genemit.c (gen_exp): Allow machine description to set mode of
4139 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
4141 * alias.c (mode_alias_check): New function.
4142 (true_dependence, anti_dependence, output_dependence): Call
4145 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
4147 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
4148 (MIPS_STACK_ALIGN): Similarly.
4150 * c-common.c (type_for_mode): Handle TI types.
4151 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
4152 (init_decl_processing): Handle TI types.
4153 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
4155 * mips.c (block_move_loop): Test Pmode == DImode instead of
4157 (expand_block_move, save_restore_insns): Likewise.
4158 (function_prologue, mips_expand_prologue): Likewise.
4159 (mips_expand_epilogue): Likewise.
4160 * mips.h (POINTER_SIZE): Allow specific targets to override.
4161 (Pmode): Allow specific targets to override.
4162 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
4163 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
4164 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
4165 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
4166 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4167 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4168 * mips.md (indirect, tablejump & casesi support): Test for
4169 Pmode == DImode instead of TARGET_MIPS64.
4170 (call patterns): Likewise.
4172 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4174 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
4175 for gen_rtx(MEM, ...).
4177 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
4179 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
4180 to not be so gross, and to properly function with PIC.
4182 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
4184 * frame.c (heapsort): Rename to frame_heapsort.
4186 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
4188 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
4190 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
4192 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
4194 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
4195 operands during and after reload.
4197 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4199 * final.c (shorten_branches, init_insn_lengths): Move code
4200 to free label_align, uid_shuid, insn_lengths, insn_addresses
4201 and uid_align from the former function into the latter one;
4202 Add code to clear these variables.
4203 * sh.h (label_align): Remove declaration.
4205 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
4207 * gcc.c (lang_specific_driver): Declare prototype properly so
4208 fatal can be passed to it without error.
4210 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
4211 * configure: Regenerate.
4212 * config.in: Add #undef's for strchr and strrchr.
4214 * protoize.c (toplevel): If we have rindex, but not strrchr, map
4216 (file_could_be_converted): Use strrchr, not rindex since rindex is
4217 not defined on Linux systems when _POSIX_SOURCE is defined.
4218 (file_normally_convertible): Ditto.
4219 (process_aux_info_file): Ditto.
4222 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
4223 a constant to an integer register, don't split the insns that do
4224 the simple AND and OR operations, rather just split each word, and
4225 let the normal movsi define split handle it further.
4227 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4229 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
4230 (split_branches): Call init_insn_lengths.
4232 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
4234 * i386.c: Include expr.h to get the change_address prototype
4237 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
4239 * reg-stack.c (subst_asm_stack_regs): Change to return the last
4240 new insn generated by this function.
4241 (subst_stack_regs): Likewise.
4242 (convert_regs): Record the last newly generated insn and use
4243 it for change_stack () instead of INSN.
4245 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
4247 * fix-header.c (enum special_file): Undefine enumerators if they
4248 are already defined by include files.
4249 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
4250 macro with '__' to not pollute user namespace.
4252 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
4254 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
4256 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
4258 * version.c: Bump for snapshot.
4260 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
4262 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
4264 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
4265 Add missing -Dpentium* options.
4266 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
4267 instead of CPP_CPU_DEFAULT.
4268 (EXTRA_SPECS): Add entry for cpp_cpu_default.
4270 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
4272 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
4273 negative in a stackless frame.
4274 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
4275 in stackless frame size. Support 64-bit stackless frame size.
4276 Combine fpmem offset calculations and don't add total_size to
4277 offset if not pushing a stack frame.
4279 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
4281 * regmove.c (fixup_match_1): In three places, in flag_exceptions
4282 check, change p to q.
4284 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
4286 * gcc.c (lang_specific_driver): Add new parm type to prototype.
4287 (added_libraries): New file scope static variable.
4288 (process_command): Initialize added_libraries. Pass it to
4289 lang_specific_driver.
4290 (main): Use added_libraries in check for no input files.
4292 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
4294 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
4295 code generation. Use 64 bit instructions in 32 bit mode when
4296 possible. Use V9 return instruction. UltraSPARC optimizations.
4298 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
4300 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
4302 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
4303 just pass zero. That will work regardless of the size of HARD_REG_SET.
4305 * libgcc2.c (__floatdisf): Fix a couple typos.
4307 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
4309 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
4311 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
4313 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
4315 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
4317 * emit-rtl.c (operand_subword_force): If a register can not be
4318 accessed by words, copy it to a pseudo register.
4320 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
4322 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
4324 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
4326 * tree.h (mark_seen_cases): Delete declaration.
4328 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
4330 * stmt.c (mark_seen_cases): Make static and add prototype.
4332 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4334 * frame.c: Include stdlib.h and unistd.h to possibly get various
4335 function prototypes. The fixproto script guarantees these header
4336 files exist on the target system.
4337 * libgcc2.c: Likewise.
4339 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
4340 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
4341 function parameters.
4342 * libgcc2.c (__udiv_w_sdiv): Likewise.
4344 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
4346 * varasm.c (asm_output_bss): Add prototype.
4347 (asm_output_aligned_bss): Likewise.
4349 * unroll.c (verify_addresses): Add prototype.
4351 * toplev.c: Add many prototypes. Too many to mention here.
4353 * stmt.c (check_seenlabel): Add prototype.
4355 * rtlanal.c (reg_set_p_1): Add prototype.
4356 (reg_set_last_1): Likewise.
4358 * reorg.c (find_dead_or_set_registers): Add prototype.
4360 * regmove (try_auto_increment): Add prototype.
4362 * reg-stack.c (pop_stack): Add prototype.
4364 * recog.c (validate_replace_rtx_1): Add prototype.
4365 (find_cosntant_term_loc): Likewise.
4367 * loop.c (regs_patch_p): Add prototype.
4368 (add_label_notes, count_nonfixed_reads): Likewise.
4369 (find_single_use_in_loop): Likewise.
4370 (express_from): Surround prototype with #ifdef.
4371 (giv_sort): Similarly.
4373 * jump.c (mark_modified_reg): Add prototype.
4375 * haifa-sched.c (is_prisky): Add prototype.
4376 (queue_to_ready): Likewise.
4378 * genextract.c (gen_insn): Add prototype.
4380 * genemit.c (max_operand_1): Add prototype.
4381 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
4382 (gen_expand, gen_explit, output_add_clobbers): Likewise.
4383 (output_init_mov_optab): Likewise.
4385 * genattrtab.c (attr_hash_add_rtx): Add prototype.
4386 (attr_hash_add_string, write_length_unit_log): Likewise.
4388 * genattr.c (init_range): Add prototype.
4390 * combine.c (sets_function_arg_p): Add prototype.
4392 * expr.c (store_constructor_field): Add prototype.
4393 (get_memory_usage_from_modifier): Likewise
4395 * expmed.c (synth_mult): Add prototype.
4396 (choose_multiplier, invert_mod2n): Likewise.
4398 * except.c (push_eh_entry): Add prototype.
4399 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
4400 (call_get_eh_context, start_dynamic_cleanup): Likewise.
4401 (start_dynamic_handler, can_throw): Likewise.
4402 (output_exception_table_entry, scan_region): Likewise.
4403 (eh_regs, set_insn_eh_region): Likewise.
4405 * dwarfout.c (decl_class_context): Add prototype.
4406 (output_inheritance_die, type_ok_for_scope): Likewise.
4408 * c-lex.c (skip_white_space_on_line): Add prototype.
4410 * alias.c (record_set): Add prototype.
4411 (find_base_term, base_alias_check): Likewise.
4413 * function.c (assign_outer_stack_local): Make static and add prototype.
4415 * haifa-sched.c (build_control_flow): Accept raw data as inputs
4416 instead of computing it locally. Callers changed.
4417 (find_rgns): Several new arguments. Callers changed.
4418 Generally clean up and comment better. Use dominators to
4419 identify reducible loops. Convert some flag arrays to bitmaps.
4420 Convert most of the code to work on pred/succ lists instead of
4421 an edge table. Add comments for future improvements.
4422 (schedule_insns): Allocate temporary tables for flow data, call
4423 routines to compute flow data and pass it along to children as
4425 (debug_control_flow): Delete. Use dump_bb_data instead.
4427 * basic-block.h (compute_dominators): Declare.
4429 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
4431 * basic-block.h: Declare them.
4433 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
4435 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
4438 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
4440 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
4441 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
4442 node is non NULL. Cache last file name and file name identifier node.
4444 1998-04-15 Mark Mitchell <mmitchell@usa.net>
4446 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
4447 the length of an array, not TREE_TYPE.
4449 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
4451 * flow.c (sbitmap_union_of_successors): New function.
4452 * basic-block.h (sbitmap_union_of_successors): Declare it.
4454 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
4456 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
4457 Set gnu_ld to gnu_ld_flag inside main loop.
4460 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
4462 * toplev.c (compile_file): Call init_parse using new interface.
4463 (init_lex): Remove declaration.
4465 * c-lex.c (init_parse): Now returns char* containing filename.
4467 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
4469 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
4471 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
4473 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
4474 (gen{extract,peep,opinit,output}): Ditto.
4476 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
4477 global definition so print-rtl.o can be linked in.
4478 * gen{peep,recog}.c (insn_attr_name): Ditto.
4480 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
4482 * fixincludes: discard empty C++ comments, as found in sys/time.h
4485 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4487 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
4490 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
4492 * emit-rtl.c (operand_subword): Rework slightly to avoid
4493 bogus warning from previous change.
4495 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
4497 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
4498 Nov 8 find_replacement change. Move decls of get_unaligned_address
4499 * alpha.h: ... here.
4501 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
4503 * function.c (assign_parms): Initialize unsignedp before passing
4504 its pointer to promote_mode.
4506 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
4507 (write_test_expr): Allow MATCH_INSN.
4509 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
4511 * install.texi: Update section on warnings that can be safely ignored.
4513 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
4515 * mips.md (reload_outdi): Change the scratch mode from DImode to
4516 TImode. New variable scratch, used instead of operand[2] in template.
4517 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
4519 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
4521 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
4523 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
4525 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
4527 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
4529 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
4530 (ASM_FINISH_DECLARE_OBJECT): Likewise.
4532 * Idea and part of the patch from HJ.
4533 * Makefile.in: auto-host.h renamed from auto-config.h. All references
4535 (distclean): Remove auto-build.h too.
4536 * configure.in: Rename host autoconf generated file to auto-host.h.
4537 If host != build, then run autoconf to generate auto-build.h for
4538 the build machine and include it in build_xm_files.
4539 Check for wait.h and sys/wait.h.
4541 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
4542 TRULY_NOOP_TRUNCATION.
4544 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
4546 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
4548 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
4550 * invoke.texi (ld options) Include memset requirements
4551 for options -nodstdlib and -nodefaultlibs.
4553 1998-04-12 Paul Eggert <eggert@twinsun.com>
4555 This change is from an idea suggested by Arthur David Olson.
4557 * c-common.c (decl_attributes, record_function_format,
4558 check_format_info, init_function_format_info):
4559 Add support for strftime format checking.
4560 (enum format_type): New type.
4561 (record_function_format): Now static, and takes value of type
4562 enum format_type instead of int.
4563 (time_char_table): New constant.
4564 (struct function_format_info): format_type member renamed from is_scan.
4565 (check_format_info): Use `warning' rather than sprintf followed by
4566 `warning', to avoid mishandling `%' in warnings.
4567 Change `pedwarn' to `warning', since these warnings do not necessarily
4568 mean the program does not conform to the C Standard, as the code
4569 need not be executed.
4571 * c-tree.h (record_function_format): Remove decl; no longer extern.
4573 * extend.texi: Add documentation for strftime format checking.
4575 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
4577 * mips/ecoffl.h: Do not include mips.h.
4578 * mips/elf.h: Likewise.
4580 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
4581 * mips/ecoff.h: Include "mips/mips.h".
4583 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
4585 * version.c: Bump for snapshot.
4587 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
4589 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
4590 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
4591 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
4592 between loop optimization passes.
4593 * rtl.h: Updated appropriately.
4595 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
4597 Reinstall this patch from Jason.
4598 * function.c (push_function_context_to): Don't call init_emit.
4600 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
4602 * rtl.c (read_skip_spaces): Prevent infinite loops upon
4603 encountering unterminated comments.
4605 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
4607 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
4610 * configure.in: Handle --with-fast-fixincludes.
4611 (fixincludes): If --with-fast-fixincludes, then use a different
4612 fixincludes program by default.
4613 * Makefile.in (fixinc.sh): New rule.
4615 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
4617 * i386.md (movqi+1): Handle invalid QI register.
4618 (movsf_push-1): Likewise.
4620 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
4622 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
4624 symbolic_memort_operand(), call32_operand(), int8_operand(),
4625 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
4627 uint16_operand(): Made static.
4629 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
4631 * calls.c (expand_call): Fix typo.
4633 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
4635 * c-lex.c (finput): New global.
4636 (init_parse): Always included. Handle !USE_CPPLIB using
4637 code originally in compile_file.
4638 (finish_parse): Update for CPPLIB.
4639 * toplev.c (init_parse, finish_parse): Declare.
4640 (finput): Delete variable. Now in front-ends.
4641 (compile_file): Remove code which is now handled by init_parse
4642 which is unconditionally called. Similarly for finish_parse.
4644 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
4646 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
4647 ASM_WEAKEN_LABEL): Add.
4649 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
4651 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
4652 * configure.in (alpha-*-linux*): Use them.
4654 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
4656 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
4657 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
4658 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
4659 (build_expr_wfl): New prototype declaration.
4660 * tree.c (build_expr_wfl): New function, to build
4661 EXPR_WITH_FILE_LOCATION nodes.
4662 (copy_node): Don't zero TREE_CHAIN if copying a
4663 EXPR_WITH_FILE_LOCATION node.
4664 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
4665 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
4667 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
4669 * configure.in (v850): Use t-v850.
4670 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
4672 * protoize.c (creat, read, write): Do not declare.
4674 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
4675 refer to the CODE_LABEL before a dispatch table.
4677 * invoke.texi: Add ARC options.
4679 * gcc.c (proces_command): Improve error message for -o with
4682 * i386/x-cygwin32 (CLIB): Link in advapi32.
4684 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
4685 (ASM_IDENTIFY_LANGUAGE): Likewise.
4687 * i386.md (movqi recognizer): Don't perfom byte increment into
4690 * configure.in (x86-dg-dgux): Run fixinc.dgux.
4692 * i370.h: Fix typo in GEN_INT changes.
4694 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
4695 of an empty arglist in prototype.
4697 * Makefile.in: Remove bytecode crud that crept back in after the
4700 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
4702 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
4703 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
4705 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
4707 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4709 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
4711 * c-lex.c (is_class_name): Delete declaration.
4712 (whitespace_cr): Make static and add prototype.
4713 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
4714 yylex, get_directive_line): Turn declarations into prototypes.
4715 (position_after_whitespace, check_newline, yyerror,, is_class_name,
4716 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
4718 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
4720 * gencodes.c (gen_insn): Add prototype.
4721 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
4722 gen_peephole): Add prototypes.
4723 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
4725 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
4726 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
4727 genheader, gencode): Add prototypes.
4728 * genopinit.c (gen_insn): Add prototype.
4729 * genoutput.c (output_prologue, output_epilogue, scan_operands,
4730 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
4731 gen_expand, gen_split, n_occurrences): Add prototypes.
4732 * genpeep.c (gen_peephole): Add prototype.
4733 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
4734 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
4735 labels_in_range_p, count_loop_regs_set, note_addr_stored,
4736 loop_reg_used_before_p, scan_loop, replace_call_address,
4737 skip_consec_insns, libcall_benefit, ignore_some_movables,
4738 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
4739 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
4740 check_final_value, record_giv, update_giv_derive, basic_induction_var,
4741 simplify_giv_expr, general_induction_var, consec_sets_giv,
4742 check_dbra_loop, express_from, combine_givs_p, combine_givs,
4743 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
4744 last_use_this_basic_block, record_initial, update_reg_last_use,
4745 iteration_info, analyze_loop_iterations, insert_bct,
4746 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
4749 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
4751 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4753 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
4755 * config/mips/mips.c (siginfo): Deleted.
4756 (override_options): Don't install SIGINFO signal handler.
4758 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
4760 * loop.c (check_dbra_loop): When normalize comparison_val, add check
4761 to verify it is non-negative.
4763 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
4765 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
4766 (alpha_expand_block_clear): Likewise.
4768 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
4770 * tree.h (sizetype_tab): Fix previous change for K&R.
4772 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
4774 * version.c: Bump for snapshot.
4776 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
4778 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
4779 Add USG and POSIX to xm_defines.
4781 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
4783 * gcc.c: Add linker spec.
4784 (link_command_spec): Use %(linker) instead of ld.
4785 (main): If collect2 is requested as the linker, see if it exists;
4786 if not, use ld instead.
4788 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
4790 (install-collect2): Install as collect2, not ld.
4792 * configure.in(will_use_collect2): It's named collect2 now.
4794 * collect2: Remove checks to see if we were invoked recursively.
4795 (collect_execute): Use _spawnvp under cygwin32.
4797 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
4799 * haifa-sched.c (build_control_flow): Set unreachable for block whose
4800 only predecessor is itself.
4802 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4804 * c-parse.in: Include system.h, and remove stuff now made redundant.
4807 * protoize.c: Likewise. Properly check for cpp stringification.
4809 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
4812 * objc/Make-lang.in (objc-parse.o): Likewise.
4814 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4816 * gansidecl.h: Check if compiler supports __attribute__. Provide
4817 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
4818 __attribute__ when its available. Also provide definitions for
4819 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
4820 terms of ATTRIBUTE_PRINTF.
4822 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
4825 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
4827 * combine.c (can_combine_p): Include successor in volatile test.
4829 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4831 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
4834 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
4836 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
4837 in prototype and definition.
4839 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
4841 * version.c: Bump for snapshot.
4843 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
4845 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
4846 alpha_expand_unaligned_store_words.
4848 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
4850 * i386.md (movsf_push, movsf_mem): Remove.
4851 (movsf_push): Rename from movsf_push_nomove and move in front of
4852 movsf. Use nonmemory_operand predicate and don't bother checking
4854 (movsf_push_memory): New pattern.
4855 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
4856 both operands refer to memory then force operand[1] into a register.
4857 (movsf_normal): Change to unnamed pattern.
4858 Likewise for movdf, movxf, and friends.
4860 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
4862 * version.c: Bump for snapshot.
4864 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
4866 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
4868 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
4870 * configure.in (mips-wrs-vxworks): New target.
4872 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
4874 * expmed.c (synth_mult): The value -1, has no zeros, so it can
4875 never have the form ...011.
4877 * version.c: Bump for snapshot.
4879 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
4881 * i386.c (asm_output_function_prefix, load_pic_register):
4882 Use ASM_GENERATE_INTERNAL_LABEL properly.
4883 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
4884 (print_operand): Ignore it.
4885 (load_pic_register): Use it for the got load call.
4886 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
4887 (prologue_get_pc_and_set_got): Likewise.
4888 * i386.h: Update print_operand docs.
4890 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
4892 * i386.md (ffssi, ffshi): Rewrite as define_expands.
4893 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
4894 * i386.c (notice_update_cc): Recognize unspec 5.
4896 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
4898 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
4899 * alpha.c (print_operand): Handle it.
4900 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
4902 (fix_truncdfdi2): Likewise.
4904 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
4906 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
4907 of these into a single struct, with additional [us]sizetype entries.
4908 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
4909 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
4912 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
4914 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
4916 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
4918 * haifa-sched.c (split_block_insns): Don't supress insn splitting
4919 on subsequent passes.
4921 * alpha.c (hard_fp_register_operand): New function.
4922 * alpha.h (PREDICATE_CODES): Add it.
4923 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
4924 f<-m case and accompanying define_split.
4925 (trapb): Use a unique unspec_volatile number.
4927 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
4929 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
4932 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
4934 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
4937 * haifa-sched.c: Mirror recent changes from gcc2.
4939 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
4941 * Makefile.in (insn*.o): Depend on system.h.
4943 * pa.c (output_global_address): Initialize base.
4944 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
4946 1998-04-03 Mike Stump <mrs@wrs.com>
4948 * gthr.h: Support systems that don't have weak, but have threads.
4949 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
4950 * gthr-vxworks.h: New file.
4951 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
4953 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
4955 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
4957 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
4959 * ginclude/va-i960.h (va_end): Change void * to void.
4961 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4963 * Makefile.in (choose-temp.o): Depend on system.h.
4965 * choose-temp.c: Include system.h when IN_GCC.
4967 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
4968 Richard Henderson <rth@cygnus.com>
4970 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
4971 (move_replacements): New function.
4972 * reload.h: Prototype it.
4974 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
4976 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
4978 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
4981 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
4982 (gen_highpart): Likewise.
4983 * final.c (alter_subreg): Allow the target to hook by-mode subreg
4984 hard register number changes.
4986 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
4988 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
4989 rnbitsize, rnmode and rinner.
4990 (make_range): Initialize type.
4991 (fold): Initialize arg0, arg1 and varop.
4993 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
4995 (expand_function_start): Initialize last_ptr.
4997 * stor-layout.c (layout_record): Initialize desired_align.
4998 (get_best_mode): Initialize unit.
5000 * tree.c (copy_node): Initialize length.
5002 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
5004 * caller-save.c (insert_save_restore): Initialize pat, code and
5007 * emit-rtl.c (push_to_sequence): Initialize top.
5008 (push_topmost_sequence): Likewise.
5010 * genattrtab.c (simplify_by_exploding): Initialize defval.
5012 * profile.c (branch_prob): Initialize dest.
5014 * rtl.h (note_stores): Remove duplicate prototype.
5015 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
5017 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
5018 strings that are not actually lengths.
5020 * genattrtab.c: Make generated file use system.h, instead of
5021 including stdio.h, etc directly.
5022 * genextract.c, genopinit.c, genoutput.c: Likewise.
5023 * genpeep.c, genrecog.c: Likewise
5025 * genoutput.c (process_template): Mark operands in the generated
5026 function as potentially unused if compiling with GNU CC.
5028 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
5030 * pa.md (reload peepholes): Remove unused variable "mode".
5032 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
5034 * config/arm/thumb.h: Add super interworking support.
5035 * config/arm/thumb.c: Add super interworking support.
5036 * config/arm/thumb.md: Add super interworking support.
5037 * config/arm/lib1funcs.asm: Add interworking support.
5038 * config/arm/lib1thumb.asm: Add super interworking support.
5039 * config/arm/t-semi: Add interworking support.
5040 * config/arm/t-thumb: Add interworking support.
5041 * config/arm/README-interworking: New file.
5043 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
5045 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
5046 (MD_STARTFILE_PREFIX): Unset.
5048 1998-04-01 Mark Mitchell <mmitchell@usa.net>
5050 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
5051 entity in a local scope.
5053 * fold-const.c (fold): Call truthvalue_conversion for values which
5054 are folded to boolean type.
5056 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
5058 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
5059 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
5060 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
5061 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
5062 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
5063 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
5064 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
5065 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
5066 * md.texi: Likewise.
5068 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
5070 * fixincludes (limits.h): Fix nested comments in Motorola's
5071 limits.h and sys/limits.h.
5073 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
5075 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
5076 as dest of expand_binop call.
5078 * alpha.md (extzv): Correct check for valid operand[2] values.
5080 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
5083 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
5085 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
5087 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
5088 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
5090 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
5091 cygwin32 can override this to allow both unix and win32 style PATHs.
5093 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
5094 style environment paths.
5096 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5098 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
5099 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
5100 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
5103 * cpphash.c: Include config.h.
5104 * cppalloc.c: Include system.h. Add parameters to various
5105 function prototypes.
5106 * cpperror.c: Likewise.
5107 * cppexp.c: Likewise.
5108 * cpphash.c: Likewise.
5109 * cpplib.c: Likewise.
5110 * cppmain.c: Likewise.
5111 * fix-header.c: Likewise.
5113 * gen-protos.c: Likewise.
5114 * gengenrtl.c: Likewise.
5115 * halfpic.c: Likewise.
5117 * scan-decls.c: Likewise.
5120 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
5122 * README.gnat: Add lang_print_xnode definition.
5124 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5126 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
5127 fmovecr on the 68060.
5129 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
5131 * genemit.c (DONE): Rework so that it works in the true arm if
5132 an if-else conditional.
5135 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
5137 * rs6000.c: Do not include stdioh or ctype.h anymore.
5139 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
5141 (stor-layout.o): Likewise.
5142 * c-typeck.c: Include rtl.h and expr.h.
5143 * stor-layout.c: Likewise.
5145 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
5146 All callers changed.
5147 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
5148 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
5149 All callers changed.
5151 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
5153 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
5155 * tree.h (lang_print_xnode): Provide prototype.
5157 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
5159 * version.c: Bump for snapshot.
5161 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
5163 * objc/sendmsg.c (__objc_block_forward): Add braces for return
5164 value if INVISIBLE_STRUCT_RETURN.
5166 * pa.c (arith_double_operand): Fix parens.
5168 * haifa-sched.c (print_pattern): Correct arg to sprintf.
5170 * Makefile.in (libgcc1.null): Make return type for __foo void.
5172 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
5174 * pa.h: Add declarations for many functions defined in pa.c.
5176 * genpeep.c (main): Remove unused variable 'i' from the generated
5179 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
5180 (gen_split): Likewise.
5181 (main): Rework generated definitions of DONE and FAIL so that they
5182 no longer use gotos. Avoids warnings about unused labels.
5184 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
5185 unused "junk" variable.
5187 * genattrtab.c (write_complex_function): Add a default case in
5188 generated switch statement to keep -W -Wall quiet.
5190 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
5192 * invoke.texi: Document more ARM and Thumb command line options.
5194 * config/arm/xm-thumb.h: New file.
5196 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
5198 * stmt.c (expand_expr_stmt): Must generate code for
5199 statements within an expression (gcc's `({ ... )}')
5200 even if -fsyntax-only.
5202 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5203 Jeffrey A Law (law@cygnus.com)
5205 * basic-block.h (basic_block_computed_jump_target): Declare.
5206 * flags.h: (current_function_has_computed_jump): Declare.
5207 * flow.c: (basic_block_computed_jump_target): Define.
5208 (flow_analysis): Allocate it. Set current_function_has_computed_jump
5210 (find_basic_blocks): Set current_function_has_computed_jump and
5211 elements of basic_block_computed_jump_target to 1 as appropriate.
5212 * function.c: (current_function_has_computed_jump): Define.
5213 * global.c (global_conflicts): Don't allocate pseudos into stack regs
5214 at the start of a block that is reachable by a computed jump.
5215 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
5217 (subst_stack_regs): Undo change from Sep 4 1997.
5218 (uses_reg_or_mem): Now unused, deleted.
5219 * stupid.c (stupid_life_analysis): Compute
5220 current_function_has_computed_jump.
5221 (stupid_find_reg): Don't allocate stack regs if the function has a
5223 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
5224 the current function has a computed jump. Use the global value
5227 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
5229 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
5230 (DWARF2_UNWIND_INFO): Define to zero.
5232 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
5234 * gcc.c (set_std_prefix): Add declaration.
5235 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
5236 suffix, and update the standard prefix prefix.c uses.
5238 * prefix.c (std_prefix): New global to hold default prefix value.
5239 (get_key_value): Change to use std_prefix instead of PREFIX.
5240 (translate_name): Ditto.
5241 (update_path): Ditto.
5242 (get_key_value): Release allocated scratch storage.
5243 (set_std_prefix): New function to reset the standard prefix.
5245 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5247 * sh.c (find_barrier): Fix calculations for alignment increase.
5249 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
5251 * Makefile.in (stmp-fixinc): If we're actually fixing include
5252 files, copy gcc's assert.h into the fixed include dir.
5253 * fixincludes (assert.h): Avoid any attempts to fix a probably
5254 broken system specific assert.h file.
5255 * fixproto (stdlib.h): Make sure, it'll contain a definition of
5258 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
5260 * regclass.c (reg_scan_mark_refs): Be more selective about
5261 when we mark a register with REGNO_POINTER_FLAG.
5263 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5265 reload inheritance improvement:
5266 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
5267 Change meaning: index is now hard reg number.
5268 (reg_reloaded_valid, reg_reloaded_dead): New variables.
5269 (reload_spill_index): Content is now a hard reg number.
5270 (reload_as_needed): Change to fit new variable meaning.
5271 (forget_old_reloads_1, allocate_reload_reg): Likewise.
5272 (choose_reload_regs, emit_reload_insns): Likewise.
5274 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5276 * regclass.c (record_reg_classes): '?' increases cost by two.
5278 * reload.c (find_reloads): Double previous costs. Output
5279 reloads cost one unit extra.
5281 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
5282 boiled down to && ! 0.
5284 * reload.c (find_equiv_reg): Also consider a goal offset from the
5285 frame pointer to be constant.
5287 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5289 * sh.h (OPTIMIZATION_OPTIONS): Define.
5291 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
5293 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
5295 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
5297 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
5299 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
5301 * c-common.c (check_format_info): Initialize type, is_type. New local
5302 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
5303 when pedantic if used with integral format specifier.
5305 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
5307 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
5309 (function_arg_padding): Declare.
5311 * rs6000.c: Include system.h.
5312 (function_arg_padding): Change return type to int, cast enum's to
5315 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
5316 * collect2.c (scan_prog_file): Add explicit braces to avoid
5319 * dbxout.c (dbxout_type_fields): Add braces around empty body in
5321 (dbxout_type): Likewise.
5323 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
5324 `ptt_size' from int to size_t.
5325 (rs6000_file_start): Likewise for `i'.
5326 (rs6000_replace_regno): Add default case in enumeration switch.
5327 (output_epilog): Remove unused variable `i'.
5328 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
5331 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
5333 (get_issue_rate, non_logical_cint_operand): Add prototype.
5334 (rs6000_output_load_toc_table): Ditto.
5336 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
5339 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
5341 * config/arm/thumb.c: New File. Support for ARM's Thumb
5343 * config/arm/thumb.h: New File. Thumb definitions.
5344 * config/arm/thumb.md: New File. Thumb machine description.
5345 * config/arm/tcoff.h: New File. Thumb COFF support.
5346 * config/arm/t-thumb: New File. Thumb makefile fragment.
5347 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
5349 * configure.in: Add Thumb-coff target.
5350 * configure: Add Thumb-coff target.
5351 * config.sub: Add Thumb-coff target.
5353 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
5355 * loop.c (scan_loop): Initialize move_insn_first to zero.
5357 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
5359 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
5360 * config/i386/rtems.h: Likewise.
5361 * config/i960/rtems.h: Likewise.
5362 * config/m68k/rtems.h: Likewise.
5363 * config/mips/rtems64.h: Likewise.
5364 * config/pa/rtems.h: Likewise.
5365 * config/rs6000/rtems.h: Likewise.
5366 * config/sh/rtems.h: Likewise.
5367 * config/sparc/rtems.h: Likewise.
5369 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5371 * pa.c (emit_move_sequence): If in reload, call find_replacement.
5373 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
5375 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
5377 * collect2.c (find_a_file): Add debugging.
5378 (find_a_file): Test for win32 style absolute paths if
5379 DIR_SERPARATOR is defined.
5380 (prefix_from_string): Add debugging.
5381 (main): Test for debug command line switch at start of program
5383 (main): Use GET_ENVIRONMENT rather than getenv().
5384 (prefix_from_env): Use GET_ENVIRONMENT.
5386 1998-03-24 Mark Mitchell <mmitchell@usa.net>
5388 * cplus-dem.c (optable): Add sizeof.
5389 (demangle_template_value_parm): New function containing code
5390 previously found in demangle_template.
5391 (demangle_integral_value): New function which handles complicated
5392 integral expressions.
5393 (demangle_template): Use them.
5395 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5397 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
5398 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
5399 genattrtab.o, genoutput.o): Depend on system.h.
5401 * genattr.c: Include system.h. Add arguments to various function
5402 prototypes. Remove redundant prototype of read_rtx().
5403 * genattrtab.c: Likewise.
5404 * gencodes.c: Likewise.
5405 * genconfig.c: Likewise.
5406 * genemit.c: Likewise.
5407 * genextract.c: Likewise.
5408 * genflags.c: Likewise.
5409 * genopinit.c: Likewise.
5410 * genoutput.c: Likewise.
5411 * genpeep.c: Likewise.
5412 * genrecog.c: Likewise.
5414 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
5416 * c-lang.c (lang_print_xnode): New function.
5417 * objc/objc-act.c (lang_print_xnode): Likewise.
5418 * print-tree.c (print_node): Call it
5420 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
5422 * c-parse.in: Recognize protocol qualifiers in class
5423 definitions for objc.
5425 (yyerror): Remove redundant decl.
5426 (yyprint): Fix prototype.
5428 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
5430 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
5432 * stmt.c (unroll_block_trees): Free block_vector if needed.
5434 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
5436 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
5437 (zero_extendsidi2): Avoid useless copy.
5438 (iordi_zext): New pattern.
5439 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
5441 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
5443 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
5444 (ashldi3): Allow constant shift count in range ]32,63].
5445 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
5447 1998-03-22 Mark Mitchell <mmitchell@usa.net>
5449 * tree.h (IS_EXPR_CODE_CLASS): New macro.
5451 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
5453 * h8300.h (CONST_COSTS): Remove definition.
5454 (DEFAULT_RTX_COSTS): Define.
5456 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
5458 * config/sh/rtems.h: Switched from ELF to COFF.
5460 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5462 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
5464 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
5466 * version.c: Bump for snapshot.
5468 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
5469 Geoff Noer <noer@cygnus.com>
5471 * Makefile.in: Various fixes for building cygwin32 native toolchains.
5473 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
5474 * objc/Make-lang.in: Likewise.
5476 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
5478 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
5480 * configure.in: Handle with-PACKAGE=no correctly
5482 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5484 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
5485 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
5486 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
5487 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
5488 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
5489 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
5490 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
5491 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
5492 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
5493 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
5496 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
5497 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
5498 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
5499 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
5500 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
5501 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
5502 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
5503 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
5504 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
5505 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
5506 xcoffout.c: Include system.h. Organize include ordering so
5507 that stdarg/varargs comes before other system headers. Remove
5508 spurious casts of functions assured of a prototype in system.h.
5510 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
5512 * reg-stack.c (pop_stack): Define. Pops any register on the
5513 regstack and adjusts regstack.
5514 (compare_for_stack_reg): Use pop_stack.
5516 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
5518 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
5521 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
5523 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
5525 * fold-const.c (fold): Replace sign-extension of a zero extended
5526 value by a single zero extension.
5528 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
5530 * except.c (init_eh): Do nothing.
5531 (save_eh_status): Call init_eh_for_function, not init_eh.
5532 * function.c (push_function_context_to): Don't call init_emit.
5534 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
5536 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
5539 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5541 * final.c (shorten_branches): Add parentheses around +/- in
5544 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
5546 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
5548 * regclass.c (memory_move_secondary_cost): Wrap uses of
5549 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
5552 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
5554 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
5556 * flow.c (life_analysis): #include <sys/types.h> to make sure
5558 * cplus-dem.c (demangle_function_name): Likewise.
5560 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
5562 * final.c (insn_noperands): Change type to unsigned int.
5563 (final_scan_insn): Likewise for noperands;
5564 properly check operand number boundaries.
5566 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
5568 * alpha.md (extzv): Don't reject register operands. Fix
5571 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
5573 * dbxout.c (dbxout_function_end): Fix last change. The correct
5574 predicate is ASM_OUTPUT_SECTION_NAME.
5576 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
5578 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
5579 (ashlsi): Use match_dup 1 instead of match_operand 2.
5581 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5583 * fold-const.c (operand_equal_for_comparison_p): See if equal
5584 when nop conversions are removed.
5586 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5588 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
5589 don't use ORIGINAL_TARGET unless REG.
5591 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5593 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
5595 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
5597 * loop.c (struct movable): New field move_insn_first.
5598 (scan_loop): In consec sets code, set it. Clear it otherwise.
5599 (move_movables): In consec sets code, use it. Copy REG_NOTES from
5600 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
5603 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
5605 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
5606 is large, and the system doesn't provide atoll or atoq.
5609 * alpha/xm-vms.h (HAVE_ATOLL): Define.
5610 Reported by Klaus Kaempf <kkaempf@progis.de>.
5612 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5614 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
5615 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
5617 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
5618 test !ACCUMULATE_OUTGOING_ARGS.
5620 * collect2.c (write_c_file_glob): Wrap function definition in
5621 macro test !LD_INIT_SWITCH.
5623 * combine.c (try_combine): Wrap variables `cc_use' and
5624 `compare_mode' in macro test EXTRA_CC_MODES.
5626 * cpplib.c (do_ident): Remove unused variable `len'.
5627 (skip_if_group): Remove unused variables `at_beg_of_line' and
5629 (cpp_get_token): Remove unused variable `dummy'.
5631 * dbxout.c (scope_labelno): Move static variable definition inside
5632 the one function scope where it is used.
5633 (dbxout_function_end): Wrap prototype and definition in
5634 macro test !NO_DBX_FUNCTION_END.
5636 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
5637 in macro test !MIPS_DEBUGGING_INFO.
5639 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
5640 into the scope where it is used. Wrap empty else-statement body
5643 * fix-header.c: Fix typo in comment.
5644 (inf_skip_spaces): Cast results of INF_UNGET to (void).
5645 (check_protection, main): Likewise.
5647 * flow.c (find_basic_blocks_1): Remove dangling comment text.
5649 * function.c (contains): Wrap prototype and definition in macro
5650 test HAVE_prologue || HAVE_epilogue.
5651 (fixup_var_refs_1): Remove unused variable `width'.
5653 * gen-protos.c (main): Remove unused variable `optr'.
5655 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
5657 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
5658 (__sjpopnthrow): Remove unused variable `jmpbuf'.
5659 (__throw): Remove unused variable `val'.
5661 * protoize.c: Check for a previously existing definition before
5662 defining *_OK macros.
5664 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
5666 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5668 * vax.h (ADDR_VEC_ALIGN): Define.
5670 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
5672 * gcc.c (default_arg): Don't wander off the end of allocated
5675 (From Geoffrey Keating <geoffk@ozemail.com.au>)
5676 * rs6000.c (small_data_operand): Ensure that any address
5677 referenced relative to the small data area is inside the SDA.
5679 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
5681 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
5683 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
5685 * except.h (in_same_eh_region): New prototype.
5686 (free_insn_eh_region, init_insn_eh_region): New prototypes.
5687 * except.c (insn_eh_region, maximum_uid): New static variables.
5688 (set_insn_eh_region): New static function to set region numbers.
5689 (free_insn_eh_region): New function to free EH region table.
5690 (init_insn_eh_region): New function to initialize EH region table.
5691 (in_same_eh_region): New function used to determine if two rtl
5692 instructions are in the same exception region or not.
5693 * final.c (final): Initialize the table indicating which instructions
5694 belong in which exception region.
5695 * genpeep.c (main): Add "except.h" to include file list in generated
5697 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
5698 peepholes involving calls and unconditional branches.
5700 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
5702 * README.gnat: New file.
5704 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5706 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
5707 "recog.h" for offsettable_memref_p.
5708 (legitimize_pic_address): Remove unused variable `offset'.
5709 (notice_update_cc): Change return type to void. Add default label
5711 (standard_68881_constant_p): Remove unused variable mode.
5712 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
5713 (const_int_cost): Explicitly declare as returning int.
5714 (output_dbcc_and_branch): Change return type to void.
5716 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
5717 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
5718 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
5720 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
5722 * version.c: Bump for snapshot.
5724 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5726 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
5727 check for 'M' constraint.
5729 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
5731 * cccp.c (create_definition): If pedantic, call pedwarn for macro
5734 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
5736 * i386.c (ix86_logical_operator): New function.
5737 (split_di): Ensure that when a MEM is split, the resulting MEMs have
5739 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
5742 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5743 Richard Earnshaw <rearnsha@arm.com>
5744 Nick Clifton <nickc@cygnus.com>
5746 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
5748 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
5750 * cse.c (rtx_cost): Provide a default case in an enumeration
5751 switch, and call DEFAULT_RTX_COSTS if it's defined.
5753 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
5755 * basic-block.h (compute_preds_succs): Change return type in
5757 * flow.c (compute_preds_succs): Likewise in function definition.
5759 * regmove.c (find_matches): Cast char used as array index to unsigned char
5762 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
5764 * i386.h (RTX_COSTS): Insert braces around nested if.
5765 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
5768 * gcc.c (default_compilers): Properly put brackets around array elements in
5771 * getopt.c (_getopt_internal): Add explicit braces around nested if;
5774 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
5775 (record_reg_life_pat): Add explicit parens around && and || in expression.
5776 (stack_reg_life_analysis): Add parens around assignment used as expression.
5777 (convert_regs): Likewise.
5779 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
5781 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
5782 change callers accordingly.
5784 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
5785 and definition; change all callers accordingly.
5787 * except.c (init_eh): Avoid assignment of unused return value of
5788 build_pointer_type; cast it to void, instead, and remove unused
5791 * gcc.c (lang_specific_driver): Define prototype only #ifdef
5792 LANG_SPECIFIC_DRIVER.
5793 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
5795 * genoutput.c (output_epilogue): Initialize next_name to 0.
5797 * real.c (efrexp): #if 0 prototype and function definition.
5798 (eremain): Likewise.
5805 * reload.c (push_secondary_reload): Define prototype only
5806 #ifdef HAVE_SECONDARY_RELOADS.
5808 * varasm.c (assemble_static_space): Define rounded only
5809 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
5811 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
5813 * i386.md (andsi): Add default case in enumeration switch.
5818 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
5820 * c-decl (finish_struct): Change type of min_align to unsigned.
5822 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
5823 remove unused variable len.
5825 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
5826 comment indicating this is proper behaviour.
5827 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
5829 (based_loc_descr): Likewise.
5831 * enquire.c (bitpattern): Change type of variable i to unsigned.
5833 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
5835 * flow.c (life_analysis): Change type of variable i to size_t;
5836 remove unused variable insn.
5838 * gcc.c (translate_options): Change type of variables optlen, arglen and
5840 (input_filename_length): Change type to size_t.
5841 (do_spec_1): Change type of variable bufsize to size_t.
5842 (main): Change type of variables i and j to size_t;
5843 remove subblock local definition of variable i.
5844 (lookup_compiler): Change type of second argument to size_t;
5845 change type of variable i to size_t.
5847 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
5849 * genopinit.c (get_insn): Change type of variable pindex to size_t.
5851 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
5853 * global.c (global_alloc): Change type of variable i to size_t.
5855 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
5857 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
5858 (expand_end_case): Change type of variable count to size_t.
5860 * toplev.c (main): Change type of variable j to size_t.
5861 (set_target_switch): Change type of variable j to size_t.
5862 (print_switch_values): Change type of variable j to size_t;
5863 remove unused variable flags.
5865 * varasm.c (assemble_variable): Change type of variable align to size_t.
5866 (const_hash_rtx): Change type of variable i to size_t.
5868 1998-03-11 Mark Mitchell <mmitchell@usa.net>
5870 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
5871 TREE_VEC if that's what it really is.
5873 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
5875 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
5878 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
5880 * gthr.h: Changed the comment about return values.
5881 * gthr-solaris.h (__gthread_once): Do not use errno; return the
5882 error number instead of -1.
5883 (__gthread_key_create): Any non-zero return value is an error.
5884 * libgcc2.c (eh_context_initialize): Check for non-zero return
5885 value from __gthread_once.
5886 Check that the value of get_eh_context was really changed.
5888 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5890 * sh.h (LOOP_ALIGN): Only align when optimizing.
5891 * sh.c (find_barrier): Clear inc for CODE_LABELs.
5892 When not optimizing, calculate alignment for BARRIERs directly.
5894 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5896 * final.c (shorten_branches): Remove conditionalizing on
5897 SHORTEN_WITH_ADJUST_INSN_LENGTH
5898 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
5900 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
5902 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
5903 an unconditional jump around deleted blocks.
5905 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
5907 * profile.c (branch_prob): If see computed goto, call fatal instead of
5910 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
5912 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
5913 Patch from Bruno Haible.
5915 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
5916 (assign_parms): Set aggregate if hide_last_arg and last_named.
5918 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5920 * final.c (shorten_branches): Initialize insn_addresses.
5922 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5924 * sh.h (MUST_PASS_IN_STACK): Define.
5926 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
5928 * final.c (shorten_branches): Fix minor logic error in
5929 ADDR_DIFF_VEC shortening support.
5931 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
5933 * version.c: Bump for snapshot.
5935 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
5937 * haifa-sched.c (is_cfg_nonregular): Change return type to
5938 an int. No longer compute "estimated" number of edges. Use
5939 computed_jump_p instead of duplicating the code. Fixup/add
5941 (build_control_flow): Returns a value indicating an irregularity
5942 in the cfg was detected. Count the number of edges in the cfg.
5943 allocate various edge tables.
5944 (find_rgns): No longer look for unreachable blocks.
5945 (schedule_insns): Do not allocate memory for edge tables here.
5946 Free memory for edge tables before returning. Do not perform
5947 cross block scheduling if build_control_flow returns nonzero.
5948 * flow.c (compute_preds_succs): More accurately determine when
5951 * basic-block.h (free_basic_block_vargs): Provide prototype.
5953 * cccp.c (main): Fix dumb mistakes in last change.
5955 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5957 * rtl.h (addr_diff_vec_flags): New typedef.
5958 (union rtunion_def): New member rt_addr_diff_vec_flags.
5959 (ADDR_DIFF_VEC_FLAGS): New macro.
5961 * sh.c (output_branch): Fix offset overflow problems.
5963 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
5964 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
5965 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
5966 * stmt.c (expand_end_case): Supply new arguments to
5967 gen_rtx_ADDR_DIFF_VEC.
5968 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
5969 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
5970 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
5971 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
5972 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
5973 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
5974 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
5975 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
5976 * i386/freebsd.h, i386/linux.h : Likewise.
5977 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
5978 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
5979 * m68k/mot3300.h, m68k/sgs.h : Likewise.
5980 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
5981 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
5982 (CASE_VECTOR_SHORTEN_MODE): Define.
5983 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
5984 (med_branch_p, braf_branch_p): Don't declare.
5985 (mdep_reorg_phase, barrier_align): Declare.
5986 (ADJUST_INSN_LENGTH): Remove alignment handling.
5987 * sh.c (uid_align, uid_align_max): Deleted.
5988 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
5989 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
5990 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
5991 (output_far_jump): Don't use braf_branch_p.
5992 (output_branchy_insn): Don't use branch_offset.
5993 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
5994 Remove paired barrier stuff.
5995 Don't use cache_align_p.
5996 Take alignment insns into account.
5997 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
5999 (barrier_align, branch_dest): New function.
6000 (machine_dependent_reorg, split_branches): Remove infrastructure
6001 for branch shortening that is now provided in the backend.
6002 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
6003 (braf_branch_p, braf_cbranch_p): Likewise.
6004 (attribute length): Use new attributes.
6005 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
6006 (addr_diff_vec_adjust): Delete.
6007 (align_2): Now a define_expand.
6008 (align_log): Now length 0.
6010 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
6012 * m32r.md (right): Correctly check for length == 2, not 1.
6014 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6016 * mips/mips.h: Prototype `machine_dependent_reorg'.
6017 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
6019 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
6021 * final.c (shorten_branches): Restore accidentally removed code.
6023 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6025 * configure.in: Remove duplicate uses of AC_PROG_CC and
6028 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
6030 * configure.in (target_cpu_default2): Correct typo for alphapca56.
6032 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
6033 Doug Evans (devans@cygnus.com)
6035 * haifa-sched.c (build_jmp_edges): Delete dead function.
6036 (build_control_flow): Use cfg routines from flow.c
6037 (schedule_insns): Remove debugging code accidentally checked
6040 * basic-block.h: Add external integer list structures, typdefs,
6041 accessor macros and function declarations. Simlarly for
6042 basic block pred/succ support and simple bitmap stuff.
6043 * flow.c: Add functions for integer list, basic block pred/succ
6044 support and simple bitmap support.
6045 (compute_dominators): New function to compute dominators and
6047 (find_basic_blocks): Split into two functions.
6048 (life_analysis): Likewise.
6049 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
6050 the life_analysis from toplev.c
6051 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
6052 life_analysis instead of flow_analysis.
6054 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6056 * jump.c (jump_optimize): Call mark_jump_label also for deleted
6058 (mark_jump_label): Don't increment ref counts for deleted insns.
6060 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6062 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
6064 * mips/mips.c: Include stdlib.h and unistd.h.
6065 (mips_asm_file_end): Add braces around empty body in an if-statement.
6066 (function_prologue): Wrap variable `fnname' in
6067 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
6068 (mips_select_rtx_section, mips_select_section): Declare as void.
6070 * mips/mips.h: Add prototypes for extern functions in mips.c.
6071 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
6072 (ENCODE_SECTION_INFO): Add braces around empty body in an
6075 * mips/mips.md (movdi): Add parentheses around && within ||.
6076 (movsf, movdf): Likewise.
6077 (branch_zero, branch_zero_di): Add default case in
6081 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
6083 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
6084 real constants, since they can't be changed.
6085 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
6086 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
6087 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
6088 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
6089 * alpha/vms.h (TARGET_OPEN_VMS): New.
6090 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
6092 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
6094 * reload.c (find_reloads): Always force (subreg (mem)) to be
6095 reloaded if WORD_REGISTER_OPERATIONS.
6097 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
6099 * haifa-sched.c (free_list): Rename from free_pnd_lst.
6100 (free_pending_lists): Rename free_pnd_lst uses.
6101 (remove_dependence): Place expunged element on unused_insn_list.
6102 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
6103 gen_rtx_*_LIST and alloc_rtx to use them.
6104 (compute_block_backward_dependences): Free the reg_last_* lists.
6106 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
6108 * cccp.c (main): Avoid undefined behavior when setting pend_includes
6111 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6113 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
6114 USE_GNULIBC_1 is defined
6115 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
6116 includes the t-linux-gnulibc1 fragment
6118 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
6120 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
6122 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6124 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
6126 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6128 * final.c (shorten_branches): Tag the loop alignment onto the
6129 first label after NOTE_INSN_LOOP_BEG even if there is an
6132 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6134 * final.c (insn_current_reference_address):
6135 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
6136 proper alignment chain.
6138 * final.c (max_labelno): New static variable.
6139 (final_scan_insn): Check max_labelno before outputting an
6140 alignment for a label.
6141 (shorten_branches): Remove unused variable length_align.
6143 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6145 * sparc.c (ultrasparc_adjust_cost): Add default case in
6148 * sparc.h: Add prototypes for extern functions defined in
6151 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
6153 * toplev.c: Only generate <name>.dbr file when dumping RTL if
6154 DEALY_SLOTS is defined.
6156 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
6158 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
6159 in call to fill_slots_from_thread.
6161 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
6163 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
6164 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
6166 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6168 * final.c (insn_last_address, insn_current_align, uid_align):
6170 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
6171 (insn_current_reference_address): Likewise.
6172 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
6173 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
6174 (label_to_alignment): New function.
6175 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
6176 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
6177 insn_current_reference_address instead of insn_current_address.
6178 (or_attr_value, write_length_unit_log): New functions.
6179 (main): Call write_length_unit_log.
6180 (write_const_num_delay_slots): Output extra '\n'.
6181 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
6183 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
6184 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
6185 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
6187 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
6188 (LABEL_ALIGN_AFTER_BARRIER).
6189 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
6190 * ns32k/tek6000.h: Likewise.
6191 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
6192 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
6193 ASM_OUTPUT_ALIGN_CODE.
6195 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
6197 * version.c: Bump for snapshot.
6199 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
6201 * version.c: Bump for snapshot.
6203 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
6205 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
6206 if condition code of jump conflicts with opposite_needed.
6208 * reorg.c (fill_slots_from_thread): Mark resources referenced in
6209 opposite_needed thread. Return delay_list even when cannot get
6210 any more delay insns from end of subroutine.
6212 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
6214 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
6215 All callers changed.
6217 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6219 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
6220 end_fde_sort): New functions for fast sorting of an FDE array.
6221 (fde_insert): Simplified.
6222 (add_fdes): Change argument list.
6223 (frame_init): Use the new functions.
6225 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
6227 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
6229 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
6231 * fold-const.c (fold_range_test): Always return a value.
6233 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
6235 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
6236 data in the text section unless READONLY_DATA_SECTION is defined.
6238 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
6240 * c-parse.in (undeclared variable error): Tweak error message to
6243 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
6245 * version.c: Bump for snapshot.
6247 1998-02-28 Mark Mitchell <mmitchell@usa.net>
6249 * final.c (final_scan_insn): Undo overzealous removal of `set'.
6251 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6253 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
6254 case, add parentheses to specify the proper order of precedence in
6258 * c-aux-info.c: Include string.h/strings.h.
6260 * pa.c: Include stdlib.h.
6261 (pa_combine_instructions): Prototype the function.
6262 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
6263 (reloc_needed): Add default case for enumeration switch.
6264 (remove_useless_addtr_insns): Remove unused variable `all'.
6265 (hppa_expand_prologue): Add explicit braces to avoid
6267 (output_function_epilogue): Remove unused variable `i'.
6268 (output_millicode_call): Remove unused variable `link'.
6269 (shadd_constant_p, forward_branch_p): Make the function static.
6270 (following_call): Explicitly declare to return int.
6271 (pa_reorg): Declare as void.
6272 (pa_combine_instructions): Declare as static void. Add
6273 parentheses around && within ||.
6275 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
6276 following_call, function_label_operand, lhs_lshift_cint_operand
6279 * pa.md: Add parentheses around && within ||.
6281 * cppalloc.c: Include stdlib.h.
6283 * cpperror.c (cpp_print_containing_files): Remove unused variable
6284 `i'. Fix format specifier in fprintf.
6286 * cse.c (cse_around_loop): Add explicit braces to avoid
6288 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
6290 * expr.c (expand_expr): Add parentheses around && within ||.
6292 * final.c (app_enable): Replace fprintf with fputs where there are
6293 no format specifiers and no trailing argument after the string.
6294 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
6295 (app_disable): Likewise.
6296 (final_end_function): Likewise.
6297 (final_scan_insn): Likewise. Remove unused variable `set'.
6298 (profile_function): Wrap empty if-statement body in {} brackets.
6300 * function.c: Include stdlib.h.
6301 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
6302 (reposition_prologue_and_epilogue_notes): Add parentheses
6303 around assignment used as truth value.
6305 * integrate.c (expand_inline_function): Wrap variable
6306 `cc0_insn' in macro HAVE_cc0.
6308 * jump.c (jump_optimize): Wrap variable `q' in macro
6309 HAVE_cc0. Remove unused variable `prev1'.
6311 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
6312 within ||. Fix format specifier in fprintf.
6313 (__bb_init_prg): Add parentheses around assignment used as
6316 * local-alloc.c: Include stdlib.h.
6317 (requires_inout): Add parentheses around assignment used
6320 * loop.c (analyze_loop_iterations): Wrap prototype and definition
6321 in macro HAVE_decrement_and_branch_on_count.
6322 (insert_bct, instrument_loop_bct): Likewise.
6323 (move_movables): Add parentheses around assignment used as
6325 (consec_sets_invariant_p): Likewise.
6326 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
6328 * objc/objc-act.c: Include stdlib.h.
6329 (lookup_method_in_protocol_list): Wrap empty else-statement body
6331 (lookup_protocol_in_reflist): Likewise.
6332 (objc_add_static_instance): Remove unused variables `decl_expr'
6334 (get_objc_string_decl): Remove unused variable `decl'.
6335 (generate_static_references): Remove unused variables `idecl' and
6337 (check_protocols): Wrap empty else-statement body in braces.
6339 * protoize.c: Include stdlib.h.
6340 (substr): Add parentheses around assignment used as truth value.
6341 (abspath): Likewise.
6342 (shortpath): Likewise.
6344 * regmove.c (fixup_match_1): Add parentheses around assignment
6345 used as truth value.
6347 * reload.c (push_secondary_reload): Remove unused variable `i'.
6348 (find_reloads): Add parentheses around assignment used as truth
6351 * reload1.c: Include stdlib.h.
6353 * rtl.h: Correct typo in prototype of offsettable_memref_p.
6355 * stmt.c (add_case_node): Add parentheses around assignment used
6357 (case_tree2list): Likewise.
6359 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
6360 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
6361 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
6362 (merge_attributes): Add explicit braces to avoid ambiguous
6365 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
6368 * varasm.c: Include stdlib.h.
6371 * system.h: Remove sys/stat.h.
6372 * gcc.c: Add sys/stat.h.
6374 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
6375 * genattrtab.c: Likewise.
6376 * genconfig.c: Likewise.
6377 * genemit.c: Likewise.
6378 * genextract.c: Likewise.
6379 * genflags.c: Likewise.
6380 * genopinit.c: Likewise.
6381 * genoutput.c: Likewise.
6382 * genpeep.c: Likewise.
6383 * genrecog.c: Likewise.
6384 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
6386 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6388 * invoke.texi: Use @itemx for a secondary item in a @table.
6390 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
6393 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
6395 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
6397 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
6399 * i386.c (struct machine_function): Add new fields for PIC stuff.
6400 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
6402 (restore_386_machine_status): Corresponding changes.
6403 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
6405 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
6407 * c-parse.y (undeclared variable error): Tweak error message
6410 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
6412 * flags.h (g_switch_value, g_switch_set): Declare.
6413 * alpha.c (override_options): Set g_switch_value=8 if not set.
6414 * alpha/elf.h (CC1_SPEC): New.
6416 (LINK_SPEC): Pass along the -G value we were given.
6417 (LOCAL_ASM_OP): Remove.
6418 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
6419 (MAX_OFILE_ALIGNMENT): New.
6420 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
6421 (EXTRA_SECTIONS): Add sbss and sdata.
6422 (SECTION_FUNCTION_TEMPLATE): New.
6423 (EXTRA_SECTION_FUNCTIONS): Use it.
6424 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6425 (SELECT_SECTION): Use sdata when small enough.
6426 * alpha/linux.h (ASM_SPEC): Remove.
6429 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6430 * config.sub (sco5): Fix typo.
6432 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
6434 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
6436 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
6437 * config/alpha/t-linux: Remove file.
6438 * config/sparc/t-linux: Remove file.
6439 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
6440 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
6441 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
6443 (alpha*-*-linux-gnu*): Likewise.
6444 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
6445 (sparc-*-linux-gnu*): Likewise.
6447 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
6448 * collect2.c (ldd_file_name): Bracket declaration with same
6450 (full_real_ld_suffix): Deleted. Variable was calloced and
6451 written into, but never read.
6453 1998-02-23 Mike Stump <mrs@wrs.com>
6455 * configure.in: Add support for i386-wrs-vxworks configuration.
6456 * i386/vxi386.h: New file.
6458 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6460 * tree.c (contains_placeholder_p): Ensure function always returns
6462 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
6463 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
6465 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
6467 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
6469 1998-02-22 Paul Eggert <eggert@twinsun.com>
6471 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
6472 Define this new symbol.
6473 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
6474 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
6475 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
6477 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
6479 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
6480 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
6482 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
6484 * objc/Object.m (-error): Call objc_verror with our va_list.
6486 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6488 * collect2.c (scan_prog_file): Completely cover uses of variable
6489 `exports' with macro COLLECT_EXPORT_LIST.
6491 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
6493 * version.c: Bump for snapshot.
6495 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
6497 * sched.c (schedule_block): Remove code to get arguments from hard
6498 regs into pseudos early. Same as Aug 25, 1997 change to
6501 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
6503 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
6505 1998-02-16 Mark Mitchell <mmitchell@usa.net>
6507 * toplev.c (rest_of_compilation): Do not defer the output of a
6510 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
6512 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
6513 continuation character (line 243).
6515 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6517 * genrecog.c (main): Remove duplicated sentence in emitted comment.
6519 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
6520 David Edelsohn <edelsohn@mhpcc.edu>
6522 * collect2.c (XCOFF_SCAN_LIBS): Remove.
6523 (export_flag): New variable.
6524 (export_file): #ifdef COLLECT_EXPORT_LIST.
6525 (import_file, exports, imports, undefined): New variables.
6526 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
6527 (dump_list, dump_prefix_list, is_in_list): New functions.
6528 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
6529 (write_import_file, resolve_lib_name): New functions.
6530 (use_import_list, ignore_library): Same.
6531 (collect_exit): maybe_unlink import_file and #ifdef.
6533 (main): New variable importf, #ifdef exportf. Move parsing of
6534 -shared before general argument parsing. Resolve AIX library
6535 paths and import libgcc.a symbols. Treat .so shared libraries the
6536 same as objects and .a libraries. Create alias for object_lst and
6537 increment it instead of original pointer. Scan AIX libraries as
6538 objects earlier instead of using scan_libraries. Perform AIX
6539 tlink later to resolve templates instead of forking ld.
6540 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
6541 (GCC_UNDEF_SYMBOL): New macro.
6542 (scan_prog_file): Loop for members of AIX libraries. Handle
6543 export/import of ctors/dtors.
6544 (aix_std_libs): New variable.
6545 (scan_libraries, XCOFF): Delete.
6547 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
6549 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
6551 1998-02-19 Mike Stump <mrs@wrs.com>
6553 * Makefile.in: Use $tooldir for sys-include to match toplevel
6556 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
6557 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6559 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
6561 * emit-rtl.c (hard-reg-set.h): Include.
6562 (get_lowpart_common): Don't make new REG for hard reg in a
6563 class that cannot change size.
6564 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
6566 * combine.c: Revert previous patch.
6568 1998-02-19 Paul Eggert <eggert@twinsun.com>
6570 * config/sparc/sol2-sld.h: New file.
6571 * configure.in (sparc-*-solaris2*): Use it when using the
6574 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
6576 * loop.c (force_movables): Fix typo.
6578 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
6580 * m88k.h: Change file pattern to match reality.
6582 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
6584 * varasm.c (output_constant_pool): Fix dumb thinko in last
6587 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
6588 a function name to a section name.
6590 1998-02-18 Doug Evans <devans@cygnus.com>
6592 * tree.h (merge_machine_{type,decl}_attributes): Declare.
6593 (split_specs_attrs, strip_attrs): Add prototypes.
6594 * tree.c (merge_machine_{type,decl}_attributes): New functions.
6595 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
6596 Update olddecl's attributes too.
6597 * c-common.c (strip_attrs): New function.
6598 * c-typeck.c (common_type): Call merge_machine_type_attributes.
6599 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
6600 (make_decl_rtl): Likewise.
6602 1998-02-18 Jim Wilson <wilson@cygnus.com>
6604 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
6606 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
6608 Remove this change until we can fix it correctly.
6609 * collect2.c: Bracket declaration of 'exportf' and
6610 'full_real_ld_suffix'.
6612 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6614 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
6616 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6618 * c-common.c (c_expand_start_cond, c_expand_end_cond,
6619 c_expand_start_else): Don't warn about non-ambiguous else even if
6622 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
6624 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
6625 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
6628 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
6630 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
6631 simplifying a subreg of a hard reg.
6632 (expand_compound_operation): Likewise.
6633 (force_to_mode): Likewise.
6635 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6637 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
6638 (lshift_double): Add parentheses around + or - inside shift.
6639 (rshift_double): Likewise.
6640 (size_int_wide): Explicitly set type of `bit_p' to `int'.
6642 * Makefile.in (fold-const.o): Depend on system.h.
6644 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
6647 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
6648 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
6649 (sched_note_set): Remove unused parameter `b', all callers changed.
6650 (schedule_block): Likewise for `rgn'.
6651 (split_hard_reg_notes): Likewise for `orig_insn'.
6652 (check_live): Likewise for `trg'.
6653 (update_live): Likewise.
6654 (check_live_1): Explcitly declare variable `i' as int.
6655 (update_live_1): Likewise.
6656 (insn_issue_delay): Remove unused variable `link'.
6657 (sched_analyze_2): Add default case in enumeration switch.
6658 (schedule_insns): Remove unused variable `i'.
6660 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
6662 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
6664 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
6665 a dangling else clause.
6667 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
6669 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
6670 pointer for the stack pointer in MIPS16 and 64BIT.
6672 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6674 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
6675 * emit-rtl.c (force_line_numbers, restore_line_number_status):
6677 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
6678 (expand_start_case): Adjust to this change.
6679 (check_seenlabel): New function.
6680 (pushcase, pushcase_range, expand_endcase): Use it.
6682 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6684 * i386.md (adddi3): Add =!r,0,0,X alternative.
6686 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
6688 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
6689 * x-aix31 (INSTALL): Delete.
6691 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
6693 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
6694 tsize changes to something other than zero.
6696 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
6698 * ginclude/va-mips.h: Replace casts of pointers to int with
6699 casts of pointers to __PTRDIFF_TYPE__.
6701 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
6703 * loop.c (strength_reduce, record_biv, record_giv): Use
6704 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
6706 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
6708 * tree.c (first_rtl_op): New fn.
6709 (unsave_expr_now): Use it.
6710 * print-tree.c (print_node): Likewise.
6711 * tree.c (has_cleanups): New fn.
6712 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
6713 conservative about pushing the cleanup point down.
6714 * tree.h: Declare them.
6716 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
6718 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
6719 (flag_schedule_reverse_after_reload): Likewise.
6720 (f_options): Remove reverse scheduling support.
6721 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
6722 (flag_schedule_reverse_after_reload): Likewise.
6723 * haifa-sched.c (rank_for_schedule): Remove support for reverse
6726 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6728 * gcc.c: Get system includes, prototypes and macros via "system.h"
6729 instead of doing it manually. Change all calls of the ctype
6730 macros to custom versions defined in "system.h".
6732 * system.h: Fix return type of bcmp prototype from `void' to `int'.
6733 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
6734 Add a prototype for getenv.
6736 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
6738 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
6740 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
6742 * alias.c: Include <stdlib.h> and <string.h>.
6743 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
6745 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
6747 * version.c: Bump for snapshot.
6749 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
6751 * arm.md (movsfcc): Also validate operands[3] when compiling hard
6753 (movdfcc): Only accept fpu_add_operand for operands[3].
6755 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
6756 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
6758 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
6760 * varasm.c (output_constant_pool): Bring back 'done' label inside
6761 an appropriate #ifdef.
6763 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
6765 (bitmap_copy, bitmap_operation): Likewise.
6766 * combine.c (combinable_i3pat): Similarly for 'src'.
6767 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
6768 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
6769 * regclass.c (copy_cost): Similarly for 'secondary_class'.
6770 * reload.c (make_memloc): Simliarly for 'i'.
6771 (find_reloads_address_1): Similarly for 'link'.
6772 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
6773 (emit_reload_insns): Similarly for 'second_reloadreg'.
6774 * unroll.c (iteration_info): Similarly for 'v'.
6776 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
6777 * calls.c (expand_call): Similarly for 'i'.
6778 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
6779 * fold-const.c (strip_compund_expr): Similarly for 'type'.
6780 * function.c (fixup_var_refs_1): Similarly for 'width'.
6781 (fixup_memory_subreg): Similarly for 'saved'.
6782 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
6783 (setjmp_protect): Similarly for 'sub'.
6784 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
6785 * loop.c (record_giv): Similarly for 'p'.
6786 (combine_givs): Similarly for 'temp_iv'.
6787 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
6788 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
6789 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
6790 * unroll.c (unroll_loop): Similarly for 'copy'.
6791 (iteration_info): Similarly for 'b'.
6792 * varasm.c (assemble_string): Similarly for 'i'.
6793 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
6795 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
6797 * c-lang.c (lang_print_xnode): New function.
6798 * objc/objc-act.c (lang_print_xnode): Likewise.
6799 * print-tree.c (print_node): Call it
6801 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
6803 * dwarf2out.c (decl_scope_node): New type.
6804 (decl_scope_table): Change type to use it.
6805 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
6806 (push_decl_scope): Use new type. New locals containing_scope, i.
6807 Add code to handle setting previous field.
6808 (scope_die_for): Change type of local i to int. Add code to use
6810 (dwarf2out_init): Use new type.
6812 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
6814 * except.c (emit_throw): Lose throw_used.
6816 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6818 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
6820 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
6822 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
6824 * genextract.c (main): Fix typo.
6826 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
6828 * c-lang.c (finish_file): Bracket declaration of static_ctors,
6831 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
6832 'old_stack_arg_under_construction'
6833 (emit_library_call): Bracket declaration of 'upper_bound',
6834 'lower_bound', 'i', 'reg_parm_stack_space'
6835 (emit_library_call_value): Likewise.
6838 * collect2.c: include <unistd.h> when appropriate.
6839 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
6841 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
6843 * explow.c (plus_constant_for_output_wide): Remove unused variable
6845 (memory_address): Remove unused variable 'orig_x'.
6847 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
6848 (write_const_num_delay_slots): Remove unused variable 'i'.
6850 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
6851 (gen_insn): Remove unused variable 'obstack_ptr'.
6853 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
6855 (__bb_exit_trace_func): Remove unused variable 'e'.
6857 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
6859 (expand_unop): Remove unused variable 'funexp'.
6860 (expand_complex_abs): Remove unused variable 'funexp'.
6861 (init_optabs): Bracket declaration of 'j'.
6862 (init_complex_libfuncs): Deleted. Dead static function.
6864 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
6866 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
6867 (reg_to_stack): 'initialized', 'before_function_beg'
6868 explictly type as ints instead of defaulting.
6869 (emit_swap_insn): Remove unused variable 'i2'.
6870 (compare_for_stack_reg): Remove unused variable 'src_note'.
6872 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
6874 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
6876 * stmt.c (add_case_node): Add parens for assignment used as truth.
6877 (all_cases_count): Remove unused variable 'count_high'.
6878 (mark_seen_cases): Remove unused variable 'i'.
6879 (check_for_full_enumeration_handling): Remove unused variable 't'.
6880 Bracket declaration of 'all_values', 'l'.
6882 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
6884 * varasm.c (assemble_string): Remove unused variable 'i'.
6885 (immed_double_const): Remove unused variable 'in_current_obstack'.
6886 (immed_real_const_1): Likewise.
6887 (output_constant_pool): Remove unreferenced label 'done'.
6888 (output_constant): Remove unused variable 'x'.
6890 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
6893 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
6896 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6898 * combine.c (can_combine_p): Handle USEs in PARALLELs.
6900 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
6902 * config/linux.h (LIB_SPEC): Add -lc for -shared if
6903 USE_GNULIBC_1 is not defined.
6904 * config/sparc/linux.h; Ditto.
6906 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
6908 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
6909 USE_GNULIBC_1 is not defined.
6911 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6913 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
6916 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6918 * system.h: New file to get common systems includes and various
6919 definitions and declarations based on autoconf macros.
6921 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
6923 * cccp.c (new_include_prefix): Correctly handle -I./.
6925 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
6927 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
6929 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
6931 * expr.c (expand_assignment): Correct typo exposed by -Wall.
6932 offset should have been a truth value, not an assignment.
6934 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
6936 * cse.c (delete_dead_from_cse): If a libcall produces a constant
6937 result and that result can be substituted into SET_SRC of the
6938 insn with the REG_RETVAL note, then perform the substitution
6939 and delete the libcall.
6941 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
6943 * mips.md (trucndihi2,truncdiqi2): Change these to support
6946 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
6948 * mips/mips.c (movdi_operand): Direct referances to symbols
6949 that arn't mips16 consts in mips16 mode arn't valid operands.
6951 * mips/mips.c (mips_move_2words): Add gprel handling.
6953 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
6955 * mips.md (extendsidi2): Allow extension to/from a non-mips16
6958 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
6960 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
6963 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6965 * Makefile.in (WARN_CFLAGS): New variable.
6966 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
6968 1998-02-11 Mark Mitchell <mmitchell@usa.net>
6970 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
6971 falling through default case in switch.
6972 (i386_aligned_p): Likewise.
6974 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
6976 * mips/mips.h (mips_abi_string): Correct typo in comment.
6978 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
6980 * mips/mips.md (movdi): These PLUS's need to be Pmode.
6982 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6984 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
6985 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
6986 indirectly via expr.h.
6988 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
6990 * stor-layout.c (layout_type): Do upper - lower in the native type,
6991 so as to properly handle negative indices.
6993 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
6995 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
6996 (expand_eh_region_start_tree): Remove unused variable 'note'.
6997 (exception_optimize): Remove unused variable 'regions'.
6998 (expand_builtin_eh_stub): Remove unused variable 'temp'.
6999 (copy_eh_entry): Deleted. Dead function.
7001 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
7002 'last' with same #if HAVE_load_multiple as use of it.
7003 (move_block_from_reg): Likewise.
7004 (emit_move_insn_1): Remove unused variable 'insns'.
7005 (store_constructor): Bracket declaration of startb, endb with
7006 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
7007 'target', and 'xtarget'.
7008 (expand_builtin_setjmp): Remove unused variables 'op0',
7009 'next_arg_reg', 'old_inhibit_defer_pop'.
7010 (expand_builtin): Remove unused variable 'offset'.
7011 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
7012 (emit_queue): Add parens for assignment used as conditional.
7013 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
7015 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
7017 * i386.c: Added include for recog.h.
7018 (override_options): Removed unused variable p. Initialized regno to
7020 (order_regs_for_local_alloc): Initialized regno to avoid warning.
7021 (legitimize_address): Likewise for 'other'.
7022 (i386_aligned_reg_p): Added default case with abort ().
7023 (print_operand): Likewise.
7024 (reg_mentioned_in_mem): Likewise.
7025 (ix86_expand_binary_operator): Removed unused variables i & insn.
7026 (ix86_expand_unary_operator): Removed unused variable insn.
7027 (output_fp_cc0_set): Removed unused variable unordered_label.
7029 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
7031 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
7032 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
7033 and format string match.
7035 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
7037 * flow.c (life_analysis): Do not conside the stack pointer live at
7038 the end of a function if the fucntio ncalls alloca.
7039 (mark_used_regs): Similarly.
7041 1998-02-10 John F Carr <jfc@mit.edu>
7043 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
7044 1, fzero on alternative 8.
7046 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7048 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
7050 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7052 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
7053 SUBREGs of CONST_INTs.
7055 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
7057 * mips.c (print_operand, function_prologue): Make printf format
7058 match argument type.
7060 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7062 * alpha.c (alpha_return_addr): Remove unused variable `first'.
7063 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
7064 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
7066 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7068 * loop.c (strength_reduce): When placing increment for auto-inc
7069 case, do comparison in loop order.
7071 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
7073 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
7074 not a HOST_WIDE_INT.
7076 * calls.c (expand_call): Change test of expand_inline_function
7077 return value to stop compiler warning.
7079 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
7081 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
7082 Jeff Law (law@cygnus.com)
7084 * regmove.c: Fix various minor formatting problems.
7085 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
7086 is true. Make end of basic block tests consistent through regmove.c.
7087 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
7088 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
7090 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7092 * gansidecl.h: Check for a conflicting macro definition before
7093 attempting to prototype bcopy, bcmp or bzero.
7095 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
7097 * expr.c (clear_pending_stack_adjust): Handle case where a function
7098 calls alloca, but the user has specified -fomit-fframe-pointer.
7100 * function.c (assign_parms): Fix typo in last change.
7102 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
7104 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
7106 (free_path_suffix): Remove unreferenced static function.
7107 (process_command): Remove unused variable temp.
7108 (default_arg): Remove unused variable i.
7109 (do_spec_1): Add parens for assignment used as truth value.
7111 (validate_all_switches): Likewise.
7112 (main): Remove unused variables i, first_time>
7114 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
7116 * calls.c (expand_call): Remove unused variables funtree,
7117 n_regs, and tmpmode.
7119 * dbxout.c, except.c: Include <string.h>/<strings.h>.
7121 * explow.c: (plus_constant_for_output_wide) Removed unused
7122 variable all_constant.
7124 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
7125 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
7126 genrecog.c, global.c, integrate.c , stupid.c : Include
7129 * genextract.c: (walk_rtx) Remove unused variable link.
7131 * genrecog.c: (concat) Remove unreferenced static function.
7133 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
7135 * stmt.c: Include <stdlib.h>.
7136 (expand_asm_operands): Remove unused variable val1.
7137 (expand_return): Remove unused variable block.
7138 (pushcase): Remove unused variables l and n.
7139 (pushcaserange): Likewise.
7141 * unroll.c (unroll_loop): Remove unused variable temp.
7143 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
7145 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
7147 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7149 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
7150 functions for whether they support the %p format specifier.
7151 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
7152 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
7153 * configure, config.in: Rebuild.
7155 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
7157 * function.c (assign_parms): New variable named_arg, with value
7158 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
7160 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
7162 * mips/t-r3900: New - same as t-ecoff but eliminate
7163 multilibs: mips1 and mips3.
7164 * configure.in (tx39*): Use new mips/t-r3900.
7165 * configure: Rebuild.
7166 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
7168 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
7170 * dwarf2out.c: Add old_args_size.
7171 (dwarf2out_args_size): Use it.
7172 (dwarf2out_begin_prologue): Initialize it.
7173 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
7174 pushed args until we see a call.
7175 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
7176 before outputting them.
7178 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
7180 * cplus-dem.c (demangle_template_template_parm): New function.
7181 (demangle_template): Handle template template parameters.
7183 1998-02-02 Mark Mitchell <mmitchell@usa.net>
7185 * calls.c (expand_call): Don't confuse member functions named
7186 realloc, setjmp, and so forth with the standard library
7187 functions of the same names.
7189 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
7191 * stmt.c (expand_asm_operands): Correctly identify asm statements
7194 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
7196 * c-common.c (decl_attributes): Flag unrecognized attribute
7197 functions as warnings instead of as errors.
7199 1998-02-05 Marc Lehmann <pcg@goof.com>
7201 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
7202 when -Os is specified.
7203 * toplev.c (main): Don't disable flag_inline_functions anymore when
7206 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7208 * regmove.c: Update.
7209 * flags.h (flag_regmove): Declare.
7210 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
7211 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
7212 Moved into regmove; changed caller.
7213 * toplev.c (rest_of_compilation): Call regmove_optimize also for
7214 expensive_optimizations.
7216 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
7218 * version.c: Bump for snapshot.
7220 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7221 Undo this change (the problem was actually in reload):
7222 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7224 * sh.md (movqi_i+1): New peephole.
7226 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
7228 * jump.c (jump_optimize): Lose calls to modified_in_p they are
7229 not needed anymore due to changes elsewhere in jump.c.
7231 * jump.c (jump_optimize): Fix first arg to modified_in_p in
7234 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
7236 * expr.c (expand_builtin_setjmp): Accept two new arguments for
7237 the labels to branch to on first and subsequent executions. Don't
7238 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
7239 and provide it with the jmp_buf. Use only one of
7240 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
7241 and provide the former with the target label.
7242 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
7243 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
7244 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
7245 insn to replace all of the normal nonlocal_goto code. Don't play
7246 with __dummy. Correct arguments to nonlocal_goto.
7247 * expr.h (expand_builtin_setjmp): Update prototype.
7248 * except.c (start_dynamic_handler): When using builtin_setjmp,
7249 generate more accurate flow information.
7251 * alpha.md (nonlocal_goto_receiver_osf): Delete.
7252 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
7253 (builtin_longjmp, builtin_setjmp_receiver): New.
7254 * sparc.md (update_return): Disambiguate unspec number.
7255 (nonlocal_goto): Rearrange arguments to match caller in except.c.
7256 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
7258 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
7259 (builtin_setjmp_setup*, builtin_longjmp): New.
7261 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
7263 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
7265 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
7267 * vmsconfig.com: Remove bytecode references.
7269 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7271 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
7272 -fno-sjlj-exceptions works for a target that defines
7273 DWARF2_UNWIND_INFO as zero.
7275 * regmove.c (fixup_match_1): Undo last change which removed some
7276 "useless" code, and add a comment explaining this.
7278 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
7280 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
7283 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
7285 * makefile.vms: Remove bytecode references.
7286 Create genrtl files.
7288 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
7290 * jump.c (jump_optimize): Allow conditional loading of floating point
7291 constants and constants from memory. Reinstalled modified_in_p tests.
7293 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7295 * loop.c (get_condition): Handle sign-extended constants.
7297 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
7299 * expr.c (emit_push_insn): Add code to use movstrti if present.
7301 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
7302 and movstrqi as in emit_block_move ().
7304 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
7306 * config/m68k/x-next: Remove /NextDeveloper/Headers from
7307 the directories to fixinclude - /usr/include is a link
7308 to it and hence its contents are fixed by default.
7310 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
7312 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
7314 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
7316 * cccp.c (main): Predefine __VMS_VER on VMS.
7318 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7320 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
7321 * fold-const.c (size_int): Replace with
7323 (make_bit_field_ref): Use bitsize_int for bit position.
7324 * stor-layout.c (sizetype): Delete.
7325 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
7326 (layout_record, layout_union, layout_type):
7327 Use bitsize_int for bit size.
7328 (set_sizetype): New function.
7329 (make_signed_type, make_unsigned_type): Use it.
7330 * c-decl.c (init_decl_processing): Likewise.
7331 * tree.h (size_int): Don't delcare, #define.
7332 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
7333 (set_sizetype): Declare.
7334 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
7336 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
7337 Convert result to sizetype.
7338 (really_start_incremental_init, push_init_level):
7339 Set type of constructor_bit_index to sbitsizetype.
7340 (push_init_level): Use unsigned arithmetic to determine padding.
7341 (output_init_element): Likewise.
7343 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
7345 * combine.c (simplify_shift_const): Fix typo in last change.
7347 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
7349 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
7350 is (truncate (lshiftrt)).
7352 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
7354 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
7355 Make sure result winds up in TGT.
7356 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
7357 src to be other than DImode.
7358 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
7359 (alpha_expand_unaligned_store_words): Likewise.
7360 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
7361 that source and destination are separately optimized for alignment.
7362 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
7364 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
7366 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
7367 with handling of -32768.
7369 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7371 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
7372 shell variable argument instead of only hard coded functions.
7373 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
7375 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
7376 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
7377 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
7378 declarations for bcopy, bcmp and bzero.
7380 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
7382 * gansidecl.h: If we have bcopy but don't declare it, then do so.
7383 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
7384 bzero, index and rindex if they aren't already present.
7386 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
7388 * toplev.c (close_dump_file): Wrap function prototype for
7389 argument "func" in PROTO.
7390 (dump_rtl): Likewise.
7392 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
7394 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
7396 (output_function_epilogue): Omit epilogue if nothing drops through.
7397 (output_move_double): Supress int ldd usage on ultrasparc and v9.
7398 (registers_ok_for_ldd_peep): Likewise.
7399 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
7400 (ultrasparc_adjust_cost): New function.
7401 (sparc_issue_rate): New function.
7402 * sparc.h (MASK_VIS, TARGET_VIS): New
7403 (MASK_V8PLUS, TARGET_V8PLUS): New.
7404 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
7405 (TARGET_SWITCHES): Add vis and v8plus.
7406 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
7407 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
7408 (RTX_COSTS): Use TARGET_HARD_MUL
7409 (ADJUST_COST): Call ultrasparc_adjust_cost.
7411 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
7412 of load & fp appropritely.
7413 (supersparc function units): Adjust for Haifa.
7414 (ultrasparc function units): Likewise.
7415 (get_pc_via_rdpc): All v9, not just arch64.
7416 (movdi_v8plus, movdi_v8plus+1): New.
7417 (adddi3_sp32+1): New.
7418 (subdi3_sp32+1): New.
7419 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
7420 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
7421 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
7422 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
7423 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
7424 (ldd peepholes): Suppress for v9.
7425 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
7426 (return_subsi): Revmove.
7428 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
7430 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
7431 save/restore MEM rtl.
7433 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
7435 * configure.in: Check for declaration of abort.
7436 * acconfig.h: Corresponding changes.
7437 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
7440 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
7442 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
7445 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
7447 * version.c: Bump for snapshot.
7449 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
7451 * configure.in: Check for atoq and atoll.
7452 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
7453 proper routine for converting ascii into long long values.
7455 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
7457 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
7459 * vmsconfig.com: Remove bytecode references.
7461 * alpha/vms.h (PREFIX): Define.
7463 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
7465 * am-alpha.h: Don't include alloca for OPEN_VMS.
7467 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
7469 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
7470 (GCC_INCLUDE_DIR): Define
7472 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
7473 * makefile.vms: New file.
7475 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
7477 * alpha.c (output_prolog): Output '.name' directive
7478 for minimal traceback information.
7480 * alpha.c (output_prolog): Don't prepend entry point symbols
7481 with '$' on OPEN_VMS.
7483 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
7484 Jeffrey A Law (law@cygnus.com)
7486 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
7489 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
7491 * genemit.c (gen_exp): Likewise.
7492 * genpeep.c (match_rtx): Likewise.
7493 * genrecog.c (write_tree_1): Likewise.
7495 * c-lex.c (yyprint): Use proper format string based upon
7496 disposition of HOST_BITS_PER_WIDE_INT.
7497 (yylex): Put casts in right place for args to build_int_2.
7499 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
7501 * combine.c: Fix typos in Jan27 changes.
7503 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
7505 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
7506 (LINK_SPEC): Likewise.
7507 (STARTFILE_SPEC): Likewise.
7509 1998-01-28 Mike Stump <mrs@wrs.com>
7511 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
7513 * genattrtab.c (reload_completed): Define.
7515 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
7518 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7520 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
7521 SUBREG_REG if the word count is unchanged, also in the input reload
7522 case. Disable non-applicable sanity checks.
7524 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
7526 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
7528 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
7530 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
7532 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
7534 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
7535 is a TREE_VEC before trying to use it for baseclasses.
7536 (Chill uses the same field for a different purpose.)
7538 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
7540 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
7542 * config.sub: More accurate determination of HP processor types.
7544 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7546 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
7547 prototype for `handle_sysv_pragma', and make it static. Add
7548 parentheses around assignment used as truth value.
7550 * combine.c (combine_instructions): Protect variable `prev' with
7552 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
7553 (extract_left_shift): Add parentheses around operand of &.
7554 (merge_outer_ops): Avoid an empty body in an else-statement.
7555 (gen_rtx_combine): Remove unused variable `i'.
7557 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
7558 function monstartup `void'. Likewise for internal_mcount. Add
7559 `static void' prototype for moncontrol. Reconcile sprintf format
7562 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
7563 Make return type of function_arg_slotno explicitly `int'.
7564 (reg_unused_after): Add parentheses around assignment used as
7566 (save_regs): Add explicit braces to avoid ambiguous `else'.
7567 (function_arg_slotno): Add parentheses around && within ||.
7568 (function_arg_pass_by_reference): Likewise.
7569 (sparc_flat_output_function_prologue): Reconcile fprintf format
7572 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
7573 assignment used as truth value.
7575 * cplus-dem.c: Include <stdlib.h>.
7576 (demangle_signature): Avoid an empty body in an else-statement.
7577 (do_type): Remove unused variable `lvl'.
7579 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
7580 Include <string.h>/<strings.h>.
7581 (cpp_lex): Remove unused variable `namelen'.
7582 (cpp_lex): Explicitly declare `num_chars' as an int.
7584 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
7585 <unistd.h> instead. Explicitly declare is_system_include
7587 (make_assertion): Remove unused variable `kt'.
7588 (cpp_expand_to_buffer): Hide variable `obuf'.
7589 (output_line_command): Remove unused variables, `line_end',
7590 `line_cmd_buf' and `len'.
7591 (macarg): Remove unused variable `arg_start'.
7592 (special_symbol): Remove unused variable `i'. Add parentheses
7593 around assignment used as truth value.
7594 (do_include): Remove unused variables `pcfname' and `retried',
7595 hide `pcf' and `pcfbuflimit'.
7596 (do_line): Remove unused variable `i'.
7597 (finclude): Hide variable `missing_newline'.
7598 (cpp_handle_options): Remove unused variable `j'.
7599 (read_token_list): Remove unused variable `eofp'.
7600 (cpp_error_with_line): Remove unused variable `i'.
7601 (cpp_warning_with_line): Likewise.
7602 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
7603 (cpp_error_from_errno): Remove unused variable `i'.
7605 * cse.c (invalidate): Add parentheses around assignment used as
7607 (find_best_addr): Move declaration of variable `our_cost' inside
7608 the conditional macro where its used.
7609 (fold_rtx): Avoid an empty body in an if-statement.
7610 (cse_insn): Wrap variables `this_insn_cc0_mode' and
7611 `this_insn_cc0' in macro HAVE_cc0.
7613 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
7614 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
7615 (output_uleb128): Likewise.
7616 (output_sleb128): Likewise.
7617 (output_cfi): Likewise.
7618 (output_call_frame_info): Remove unused variables `j', `fde_size'
7620 (comp_unit_has_inlines): Hide declaration as per rest of file.
7621 (size_of_line_prolog): Correct typo in prototype.
7622 (add_arange): Likewise.
7623 (output_aranges): Likewise.
7624 (add_name_and_src_coords_attributes): Likewise.
7625 (gen_array_type_die): Likewise.
7626 (gen_inlined_subroutine_die): Likewise.
7627 (equate_decl_number_to_die): Remove unused variable `i'.
7628 (print_die): Reconcile format vs. args in fprintf's.
7629 (print_dwarf_line_table): Likewise.
7630 (output_die): Likewise.
7631 (output_line_info): Likewise.
7632 (add_subscript_info): Avoid an empty body in an else-statement.
7633 (gen_subprogram_die): Remove unused variable `fp_loc'.
7635 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
7636 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
7637 macro. Protect `src_coords_attribute' prototype with
7638 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
7639 prototype as in the rest of the file. Likewise for
7640 `output_pointer_type_die' and `output_reference_type_die'. Remove
7641 prototype for `type_of_for_scope'.
7642 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
7643 (type_attribute): Add explicit braces to avoid ambiguous `else'.
7645 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
7646 (shorten_branches): Protect declaration of tmp_length with
7647 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
7648 (profile_function): Protect declaration of `sval' and `cxt'
7649 variables with appropriate macros.
7650 (final_scan_insn): Likewise for `note' variable. Add explicit
7651 braces to avoid empty body in an if-statement.
7652 (output_asm_insn): Move variable `i' inside macro conditional
7653 where it is used. Add parentheses around assignment used as truth
7655 (asm_fprintf) Likewise, likewise.
7657 * fix-header.c (main): Remove unused variable `done'. Protect
7658 declaration of `i' with FIXPROTO_IGNORE_LIST.
7660 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
7662 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
7665 * profile.c: Include <string.h>/<strings.h>.
7666 (instrument_arcs): Remove unused variables `note', `inverted',
7667 `zero' and `neg_one'.
7668 (branch_prob): Avoid empty body in an if-statement.
7670 * regclass.c: Include <stdlib.h>.
7671 (reg_alternate_class): Explicitly declare parameter `regno'.
7673 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
7674 parentheses around assignment used as truth value.
7675 (find_matches): Remove unused variables `output_operand' and
7677 (fixup_match_1): Remove statement with no effect: "if (0) ;".
7679 * scan.c (sstring_append): Explicitly declare `count' as int.
7680 (scan_string): Explicitly declare parameter `init' as int.
7682 * sched.c: Include <stdlib.h>.
7683 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
7684 (rank_for_schedule): Add parentheses around assignment used as
7686 (schedule_block): Likewise.
7687 (regno_use_in): Likewise.
7688 (schedule_insns): Remove unused variable `i'.
7690 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
7691 (v_message_with_decl): Remove unused variable `n'.
7692 (botch): Explicitly declare parameter `s' as char *.
7693 (main): Add parentheses around assignment used as truth value.
7695 * tree.c (make_node): Protect the variable `kind' with the
7696 GATHER_STATISTICS macro.
7697 (real_value_from_int_cst): Move variable `e' inside conditional
7698 macro area where it is used.
7699 (tree_last): Add parentheses around assignment used as truth value.
7700 (build1): Protect the variable `kind' with the GATHER_STATISTICS
7702 (print_obstack_statistics): Reconcile format vs. args in fprintf.
7703 Protect variables `i', `total_nodes', and `total_bytes' with the
7704 GATHER_STATISTICS macro.
7706 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
7708 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
7709 some comments regarding use of dead_or_set_p.
7711 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
7713 * fixincludes: Tweak fix for struct exception in math.h
7715 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
7717 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
7718 Change mode of registers used to add/sub from
7719 hard_frame_pointer_rtx from word_mode to Pmode.
7721 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
7723 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
7724 asm_output_aligned_bss() instead of asm_output_bss().
7726 * toplev.c (rest_of_compilation): Replace references to
7727 stack_reg_dump_file and dbr_sched_dump_file with references to
7730 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
7732 * tlink.c (scan_linker_output): Call fclose() for opened files.
7734 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
7736 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
7737 compiling with -fpic -- we want to be able to override symbols
7739 (alpha_expand_block_move): Fix thinko in last change.
7741 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
7742 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
7743 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
7745 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
7747 * alpha.md (abssf, absdf): Revert last change.
7749 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
7751 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
7752 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
7754 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
7756 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
7757 a CONST_INT into SFmode.
7759 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
7761 * flags.h: New flag (optimize_size).
7762 * toplev.c (main): Parse -Os option and set optimize_space
7764 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
7765 __OPTIMIZE_SIZE__ when compiling with -Os.
7766 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
7767 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
7768 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
7770 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
7772 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
7774 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
7775 stuff only if MCT_TEXT is #define'd.
7777 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
7779 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
7782 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
7784 * toplev.c: Add -dM command line option to dump RTL after the
7785 machine dependent reorganisation pass, if there is one.
7786 Reorganise RTL dump code, so that only one file handle is
7789 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
7791 * except.c (check_exception_handler_labels): Disable warning when
7794 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
7796 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
7798 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7800 * c-decl.c (grokdeclarator): Get parameter tags from
7801 last_function_parm_tags.
7802 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
7803 traversing the parameter types.
7804 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
7806 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
7808 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
7810 (get_shift_alg): Fix typo.
7812 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
7814 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
7816 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
7818 * toplev.c (get_run_time): Make sure each case gets its variables.
7820 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
7822 * configure.in (build_xm_file): Add auto-config.h if host=build.
7823 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
7824 (build_xm_file_list): Likewise.
7825 * configure: Rebuild.
7827 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
7829 * recog.c (validate_replace_rtx_1): Only perform substitutions
7830 of arguments to commutative and comparison operators once.
7832 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7834 * sparc.c (output_cbranch): Add default case in
7837 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
7838 (emit_delay_sequence): Eliminate unused parameter, all callers
7840 (fill_simple_delay_slots): Likewise.
7841 (fill_slots_from_thread): Likewise.
7842 (fill_eager_delay_slots): Likewise.
7843 (mark_referenced_resources): Add default case in enumeration switch.
7844 (mark_set_resources): Likewise.
7845 (rare_destination): Likewise.
7846 (mostly_true_jump): Likewise.
7847 (find_dead_or_set_registers): Likewise.
7848 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
7849 (update_reg_unused_notes): Remove unused variable `p'.
7850 (mark_target_live_regs): Remove unused variables `next' and
7852 (fill_simple_delay_slots): Remove unused variable `j'.
7853 (fill_slots_from_thread): Add parentheses around assignment used
7855 (dbr_schedule): Likewise.
7857 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
7858 (objc.stage2, objc.stage3, objc.stage4): Likewise.
7860 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
7862 * cse.c (simplify_ternary_operation): Don't try to simplify
7863 IF_THEN_ELSE expressions (created by combine) that don't use
7864 relational operators.
7866 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
7868 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
7871 * crtstuff.c (init_dummy): Keep the epilogue in the init
7872 section for non-ELF systems.
7874 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7876 * sh.md (movqi_i+1): New peephole.
7878 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
7880 * Makefile.in: Remove remaining bytecode stuff.
7881 * emit-rtl.c, expr.c: Likewise.
7883 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
7885 * toplev.c (lang_options): Add unknown-pragma options.
7887 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
7889 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
7890 special (and incomplete) handling for Chill arrays.
7892 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
7894 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
7897 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
7899 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
7901 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
7903 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
7904 .frame directive instead of FRAME_POINTER_REGNUM.
7906 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
7908 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
7909 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
7910 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
7911 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
7912 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
7913 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
7914 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
7915 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
7917 * longlong.h: Replace __mc68332__ with __mcpu32__.
7919 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
7921 * version.c: Bump for snapshot.
7923 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
7925 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
7926 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
7927 * reload1.c (eliminate_regs): Likewise.
7929 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
7931 * regmove.c (find_matches): Initialize matches->earlyclobber too.
7933 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
7935 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
7936 (negsf2, negdf2): Use proper subtract in IEEE mode.
7938 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
7940 * Makefile.in: Remove more bytecode stuff.
7941 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
7942 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
7943 * f/install.texi, objc/Make-lang.in: Likewise.
7945 * Makefile.in: Remove all bytecode support.
7946 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
7947 * emit-rtl.c: Remove all bytecode support.
7948 * expr.c, expr.h function.c, integrate.c: Likewise.
7949 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
7950 * tree.h, varasm.c: Likewise.
7951 * config/m68k/m68k.h: Likewise.
7952 * bi-*, bc-*, bytecode*: Delete bytecode related files.
7953 * modemap.def: Likewise.
7955 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
7957 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
7958 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
7960 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
7962 * i386.md (push): Prohibit symbolic constants if flag_pic.
7963 (movsi+1): Likewise for move to non-register.
7965 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
7967 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
7968 (print_operand): Handle 0xffffffff on 32 bit host.
7970 * configure.in (thread_file): Rename uses before main loop to
7971 target_thread_file. Initialize to empty in main loop. Set thread_file
7972 to target_thread_file after main loop if not set.
7973 * configure: Rebuild.
7975 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
7976 (add_values_to_cover): Revert last change (which had no ChangeLog
7978 (simplify_with_current_value_aux): Handle CONST_INT.
7980 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7982 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
7984 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
7986 * configure.in: Add cpp stringify test.
7987 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
7988 * gengenrtl.c: Use it.
7989 * configure, config.in: Rebuild.
7991 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7993 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
7995 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
7997 * configure.in: Find declaration for sbrk.
7998 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
7999 * config.in, configure: Rebuild.
8000 * mips-tfile.c: Properly protect declaration of sbrk and free.
8001 * toplev.c: Properly protect declaration of sbrk.
8003 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
8005 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
8007 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
8009 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
8011 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
8013 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
8015 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
8017 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
8018 constant offset computations from objects with known alignment in
8019 the presence of STACK_BIAS.
8021 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
8023 (const_hash): Hash val is unsigned long.
8024 (SYMHASH): Likewise.
8026 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
8028 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
8029 char pointer, not HOST_WIDE_INT.
8030 (print_node): Likewise. Also hash is unsigned long not
8033 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
8035 * explow.c (optimize_save_area_alloca): New function for targets
8036 where SETJMP_VIA_SAVE_AREA is true.
8037 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
8038 compute the amount of stack space needed should we find later that
8039 setjmp is never called by this function, stuff rtl for this inside
8040 a REG_NOTE of the final SET of stack_pointer_rtx.
8041 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
8042 current_function_calls_alloca, call optimize_save_area_alloca.
8044 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
8046 * i386.md: Remove redundant integer push patterns.
8047 Don't bother checking for TARGET_PUSH_MEMORY when
8048 pushing constants or registers.
8050 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
8051 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
8053 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
8054 (pwait): New function for mingw32.
8056 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
8057 pipe support is broken for now.
8059 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
8061 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
8062 between frame_pointer_rtx, hard_frame_pointer_rtx, and
8063 arg_pointer_rtx is respected in initialization.
8064 (init_emit_once): Use gen_rtx_raw_REG() to create
8065 return_address_pointer_rtx.
8067 * reorg.c: #include "expr.h" for rtx prototypes.
8068 * Makefile.in (reorg.o): Depend on expr.h
8070 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
8072 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
8073 local_prefix to sub-make invocations.
8075 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
8077 * objc-parse.c: Recognize protocol qualifiers in class definitions.
8079 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
8083 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
8084 * configure.in: Check for atol.
8085 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
8087 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
8089 * loop.c (find_and_verify_loops): When attempting to move insns from
8090 inside the loop outside the loop, create a BARRIER if no suitable
8093 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
8094 favor of an equivalent change from gcc-2.8.
8096 * i386/x-sco5 (CC): Remove trailing whitespace.
8098 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8100 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
8101 (accessor_from_format): Likewise.
8102 (xmalloc): New function for use when linking with alloca.o.
8104 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8106 * frame.c (find_fde): Correct FDE's upper bound.
8108 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
8110 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
8112 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
8114 * calls.c (expand_call): Move #ifdef code out of macro argument
8116 (emit_library_call, emit_library_call_value): Likewise.
8118 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
8120 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
8122 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
8124 * version.c: Bump for snapshot.
8126 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
8128 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
8129 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
8130 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
8131 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
8132 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
8133 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
8134 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
8135 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
8136 * unroll.c, varasm.c: Likewise.
8137 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
8139 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
8141 * mips.h: Fix some type-o's from a previous change.
8143 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
8145 * loop.c (check_dbra_loop): Make sure initial value is a
8146 CONST_INT before trying to normalize it.
8148 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
8150 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
8152 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
8154 * cppexp.c: Include gansidecl.h
8156 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
8158 * svr4.h (LINK_SPEC): Never specify -h.
8159 * ptx4.h (LINK_SPEC): Likewise.
8160 * rs6000/sysv4.h (LINK_SPEC): Likewise.
8161 * sparc/sol2.h (LINK_SPEC): Likewise.
8163 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
8165 * c-typeck.c (comptypes): Exit early on NULL input.
8167 * haifa-sched.c (schedule_insns): Correctly remove inter-block
8168 dependencies after reload.
8170 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
8172 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
8174 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
8176 * alpha/vms.h (DIR_SEPARATOR): define
8178 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8180 * Makefile.in (stamp-proto): Remove.
8181 (protoize.o, unprotoize.o): Straightforward compile.
8182 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
8184 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
8186 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
8187 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
8189 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
8191 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
8192 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
8193 * sparc/netbsd.h, vax/netbsd.h: Likewise.
8195 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
8197 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
8199 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
8201 * configure.in (target_cpu_default, target_cpu_default2): Use double
8202 quotes around them when testing their value.
8203 * configure: Rebuilt.
8205 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
8207 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
8209 (gendef): Call obstack_alloc_rtx.
8211 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
8213 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
8216 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
8218 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
8219 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
8220 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
8222 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
8224 * mips.md (return_internal): Change mode from SImode to VOIDmode.
8226 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
8228 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
8231 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
8233 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
8234 suffix from operand 3.
8236 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8237 Jeffrey A Law (law@cygnus.com)
8239 * regmove.c: New implementation of regmove pass.
8240 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
8241 decls, make them have external linkage. Return a value from
8242 optimize_reg_copy_1.
8243 * reload.h (count_occurrences): Add decl.
8244 * reload1.c (count_occurrences): Delete decl, make it have external
8246 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
8248 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
8250 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
8251 if it is not defined.
8253 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
8255 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
8256 * emit-rtl.c (gen_rtx): Move special code to ...
8257 (gen_rtx_CONST_INT): New function.
8258 (gen_rtx_REG): New function.
8259 (*): Update all calls to gen_rtx.
8260 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
8261 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
8262 (GEN_INT): Call gen_rtx_CONST_INT.
8263 * gengenrtl.c: New file.
8265 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
8267 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
8268 (base_alias_check): If no base found for address call canon_rtx and
8271 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
8273 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
8274 arguments for mips16.
8275 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
8276 Don't lose if tsize is zero after handling large stack for mips16.
8277 * mips.md (return): For trivial return, return address is in $31.
8279 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
8281 * mips/mips16.S: Various changes to make it work with -msingle-float
8284 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
8285 Ian Lance Taylor <ian@cygnus.com>
8286 Jeff Law <law@cygnus.com>
8288 * mips.c, mips.h, mips.md: First cut at merging in mips16
8289 support. Major modifications throughout all three files.
8291 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
8293 * configure.in: Make gthr-default.h a forwarding header instead of
8296 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8298 * gcov-io.h: Include sys/types.h to ensure we get size_t.
8300 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
8302 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
8303 Jeffrey A Law (law@cygnus.com)
8305 * crtstuff.c (__frame_dummy): New function for irix6.
8306 (__do_global_ctors): Call __frame_dummy for irix6.
8307 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
8309 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
8311 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
8313 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
8315 * c-decl.c (init_decl_processing): Provide proper fallback symbol
8316 for __builtin_memset.
8317 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
8318 not INTEGER_CST. Assert arg 3 is a constant.
8320 * alpha.c (mode_width_operand): Accept 64-bit modes.
8321 (mode_mask_operand): Likewise.
8322 (print_operand): Likewise for 'M' and 'U' codes.
8323 (alpha_expand_unaligned_load): New function.
8324 (alpha_expand_unaligned_store): Likewise.
8325 (alpha_expand_unaligned_load_words): Likewise.
8326 (alpha_expand_unaligned_store_words): Likewise.
8327 (alpha_expand_block_move): Likewise.
8328 (alpha_expand_block_clear): Likewise.
8329 * alpha.h (MOVE_RATIO): New define.
8330 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
8331 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
8333 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
8334 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
8336 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
8338 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
8339 * configure: Update.
8341 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
8343 * emit-rtl.c (operand_subword): Correctly handle extracting a word
8344 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
8346 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
8349 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
8351 * configure.in: Set and subsitute host_exeext. Use it when creating
8352 the assembler and linker symlinks.
8353 * configure: Rebuild.
8354 * Makefile.in (exeext): Set to @host_exeext@.
8355 (build_exeext): New variable, set to @build_exeext@.
8356 (FLAGS_TO_PASS): Pass down build_exeext.
8357 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
8360 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
8362 * mn10200.md (addsi3, subsi3): Fix thinkos.
8364 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
8366 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
8367 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
8368 unix always, since we want to be able to thunk to functions in a
8369 shared library from an application.
8371 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
8373 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
8374 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8376 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
8378 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
8379 offset's mode is not ptr_mode, convert it.
8381 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
8383 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
8384 compiling if it was already defined.
8386 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
8388 * flow.c (find_basic_blocks): Don't create a new basic block
8389 for calls in a LIBCALL block.
8391 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
8393 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
8395 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
8397 * cse.c (rtx_cost): Remove conflicting default case.
8399 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
8401 * configure.in: Move default enabling of Haifa out of for loop.
8402 * configure: Rebuild.
8404 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
8406 * version.c: Bump for snapshot.
8408 1997-12-25 Teemu Torma <tot@trema.com>
8410 * Makefile.in (GTHREAD_FLAGS): New var.
8411 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
8412 (distclean): Remove gthr-default.h.
8414 * configure.in: Accept dce as a thread package.
8415 Check for thread.h and pthread.h.
8416 Link gthr-default.h to appropriate thread file and set
8418 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
8419 include multilib definitions from pa/t-dce-thr.
8420 (sparc-*-solaris2*): Enable threads by default, if thread.h or
8421 pthread.h is found, preferring posix threads over solaris ones.
8423 * config/pa/t-dce-thr: New file.
8424 * config/pa/t-pa: Removed multilibs.
8425 * config/sparc/t-sol2: Ditto.
8428 * gthr-single.h: New file.
8429 * gthr-posix.h: New file.
8430 * gthr-solaris.h: New file.
8431 * gthr-dce.h: New file.
8432 * libgcc-thr.h: Removed.
8433 * objc/thr-dce.c: New file copied from thr-decosf1.c.
8435 * frame.c: Include gthr.h instead of libgcc-thr.h.
8436 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
8437 (eh_context_initialize): If __gthread_once fails, use static eh
8439 (eh_context_free): Call __gthread_key_dtor.
8441 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
8443 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
8445 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
8447 * cse.c (max_insn_uid): New variable.
8448 (cse_around_loop): Use max_insn_uid.
8449 (cse_main): Set max_insn_uid.
8451 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
8452 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
8453 -mlong64, and -mgp{32,64} options.
8454 * mips.c (mips_abi): Change type to int.
8455 * mips.h (enum mips_abi_type): Delete.
8456 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
8457 (mips_abi): Change type to int.
8459 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
8461 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
8462 optimization is now always enabled.
8464 * calls.c (expand_call): Recognize C++ operator new as malloc-like
8467 * alias.c (memrefs_conflict_p): Eliminate tests now done by
8469 (*_dependence): Call canon_rtx before base_alias_check.
8470 (init_alias_once): New function to precompute set of registers which
8471 can hold Pmode function arguments.
8473 * rtl.h: Declare init_alias_once.
8475 * toplev.c (compile_file): Call init_alias_once.
8477 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
8479 * tree.c (restore_tree_status): Do not dereference a null pointer.
8481 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
8483 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
8484 RLIMIT_STACK. This maintains consistency with the recent, similar
8485 patch to cccp.c and toplev.c.
8487 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
8489 * genattrtab.c (expand_units): For large nr opclasses, expand
8490 function_units_used with ORX to prevent blowups. Tag with FFS.
8491 (num_unit_opclasses): New variable.
8492 (gen_unit): Update it.
8493 (enum operator): Add ORX_OP.
8494 (operate_exp): Treat ORX as or, except don't expand across an if.
8495 Reuse number rtx's after operating on them.
8496 (check_attr_value): Accept IOR, AND, & FFS.
8497 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
8498 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
8499 (write_expr_attr_cache, write_toplevel_expr): New functions.
8500 (write_attr_get): Handle FFS-tagged expressions.
8501 (make_canonical): Don't expand const attributes.
8502 (convert_const_symbol_ref): Dike out.
8503 (evaluate_eq_attr): Handle SYMBOL_REF.
8504 (main): Don't emit get_attr_foo for const attributes.
8506 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
8507 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
8508 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
8509 * alpha.md: Redo all of the scheduling, adding EV6 support, and
8510 combining function units where possible.
8511 (attr "type"): Split loads, stores, cmov into int/fp. Combine
8512 multiplies and divides. Add EV6 sqrt, ftoi, itof.
8513 (attr "opsize"): New attribute.
8514 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
8515 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
8516 to control register allocation.
8517 (movsi2-1, movdi2-1): Likewise.
8519 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
8521 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
8522 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
8523 Move OSF/1 specific defines out.
8524 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
8525 Move Linux specific defines out.
8526 (LINK_SPEC): Genericize.
8527 (ASM_FILE_START): Emit .arch if using more than the base insn set.
8528 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
8529 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
8530 (HANDLE_SYSV_PRAGMA): Define.
8531 * alpha/osf.h: New file.
8532 * alpha/linux.h: Split. Retain file-format independant defines.
8533 Import Linux bits from elf.h.
8534 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
8535 (FUNCTION_PROFILER): _mcount takes its address in $28.
8536 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
8537 * alpha/linux-ecoff.h: New file.
8538 * alpha/linux-elf.h: New file.
8539 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
8540 * alpha/win-nt.h (TARGET_DEFAULT): Define.
8541 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
8542 Add new headers as appropriate.
8544 * configure.in (alpha*): Enable Haifa by default.
8545 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
8546 * configure: Rebuild.
8548 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
8550 * Makefile.in (clean): Remove the stages with their objects here ...
8551 (distclean): ... instead of here.
8553 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8555 * cse.c (rtx_cost): Add default case in enumeration switch.
8556 * fix-header.c (recognized_macro): Likewise.
8557 (recognized_extern): Likewise.
8558 (write_rbrac): Likewise.
8559 * objc/objc-act.c (encode_aggregate): Likewise.
8560 (gen_declarator): Likewise.
8561 (gen_declspecs): Likewise.
8563 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
8565 * haifa-sched.c (create_reg_dead_note): Detect and handle another
8566 case where we kill more regs after sched than were killed before
8568 * sched.c (create_reg_dead_note): Similarly.
8570 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
8572 * c-pragma.c: Include flags.h.
8574 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
8576 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
8577 about system headers.
8578 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
8579 and also to resolve symbols in prefix.c.
8581 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
8582 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
8583 when the definitions in auto-config.h is not visible.
8584 (HAVE_BZERO): Likewise.
8585 (HAVE_BCMP): Likewise.
8586 (HAVE_RINDEX): Likewise.
8587 (HAVE_INDEX): Likewise.
8589 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
8591 * pa.c (emit_move_sequence): Handle a function label source
8594 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
8596 * c-pragma.c (handle_pragma_token): Generate warning messages
8597 about unknown pragmas if warn_unknown_pragmas is set.
8599 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
8600 line option to set variable: warn_unknown_pragmas.
8602 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
8604 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
8606 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
8608 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
8610 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
8611 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
8612 generate more fine grained floating point emulation libraries.
8613 * config/fp-bit.c: Add protecting #ifdef to all functions so
8614 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
8615 then compile all suitable functions.
8616 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
8617 underscores to avoid namespace pollution.
8618 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
8620 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8624 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8625 Jeff Law <law@cygnus.com>
8627 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
8629 * c-decl.c (finish_decl): Use parentheses around && within ||.
8630 * rtl.c: Include stdlib.h.
8631 (read_skip_spaces): Add parentheses around assignments used as
8633 (read_rtx): Initialize list_rtx.
8634 * cppexp.c (parse_number): Use || when operands are truth values.
8635 * alias.c (find_base_value): Add default case.
8636 (memrefs_conflict): Likewise.
8637 * combine.c (sets_function_arg_p): Likewise.
8638 * genemit.c (gen_exp): Likewise.
8639 * local-alloc.c (contains_replace_regs): Likewise.
8640 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
8641 * fold-const.c (fold_convert): Use "&&" for truth values.
8642 (fold): Add default case.
8643 * sdbout.c (sdbout_field_types): Fix typo in declaration.
8644 (sdbout_one_type): Add default case.
8645 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
8646 (some_operand): Add default case.
8647 (input_operand): Likewise.
8648 (signed_comparison_operator): Likewise.
8649 (divmod_operator): Likewise.
8650 (alpha_set_memflags_1): Likewise.
8651 * reload1.c (reload_cse_simplify_operands): Ensure function
8652 always returns a value.
8653 * scan-decls.c (scan_decls): Likewise.
8654 * c-lex.c (skip_white_space): Fix typo in declaraion.
8655 * c-typeck.c (comp_target_types): Add parentheses around assignment
8656 used as truth value.
8657 (print_spelling): Likewise.
8658 (constructor_implicit, constructor_result): Remove unused variables.
8659 * collect2.c (scan_library): Protect prototype with
8660 #ifdef SCAN_LIBRARIES.
8661 * emit-rtl.c (find_line_note): Fix typo in declaration.
8662 * final.c (asm_insn_count): Protect prototype with
8663 #ifdef HAVE_ATTR_length.
8664 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
8665 (try_pre_increment_1, try_pre_increment): Likewise.
8666 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
8667 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
8668 * gcov-io.h (__store_long, __write_long, __read_long): Fix
8669 unsigned/signed comparisons.
8670 * gcov.c (read_files): Remove unused "first_type" variable.
8671 (scan _for_source_files): Initialize s_ptr.
8672 (function_summary): Eliminate "%lf" formatting, use %ld for
8674 (output_data): Initialize branch_probs and last_line_num.
8675 Eliminate "%lf" formatting, use "%ld" for longs.
8677 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
8679 * mips16.S: New file.
8681 * libgcc2.c (varargs): Handle mips16.
8683 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
8685 * stmt.c (expand_end_case): Likewise.
8686 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
8687 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
8688 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
8690 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8692 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
8693 the build directory.
8694 (libobjc.a): Update dependency list.
8695 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
8697 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
8698 (objc.mostlyclean): Remove runtime-info.h.
8700 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
8702 * tree.c (build_range_type): Allow creation of ranges with no maximum.
8703 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
8704 * dwarf2out.c (add_subscript_info): Likewise.
8705 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
8706 * sdbout.c (plain_type_1): Likewise.
8707 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
8709 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
8712 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8714 * mips.c (fatal): Remove declaration.
8716 1997-12-18 Mark Mitchell <mmitchell@usa.net>
8718 * integrate.c (get_label_from_map): New function.
8719 (expand_inline_function): Use it. Initialize the label_map to
8720 NULL_RTX instead of gen_label_rtx.
8721 (copy_rtx_and_substitute): Use get_label_from_map.
8722 * integrate.h (get_label_from_map): New function.
8723 (set_label_from_map): New macro.
8724 * unroll.c (unroll_loop): Use them.
8725 (copy_loop_body): Ditto.
8727 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
8729 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
8730 (INIT_TARGET_OPTABS): Define.
8731 * mips/ecoff.h: Include gofast.h before mips.h.
8732 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
8733 * mips/elf64.h: Likewise.
8734 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
8736 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
8738 * except.c: Remove register_exception_table{,_p}.
8740 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
8742 * unroll.c (calculate_giv_inc): Handle constant increment found in
8743 a MEM with an appropriate REG_EQUAL note.
8745 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
8747 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
8748 frame pointer in the prologue.
8750 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
8752 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
8753 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
8755 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
8757 * config/m68k/m68k.c (output_function_prologue): Typecast
8758 dwarf2out_cfi_label to (char *).
8759 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
8761 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
8763 * sparc.md (jump): Don't use the annul bit around an empty loop.
8764 Patch from Kevin.Kelly@East.Sun.COM.
8766 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
8768 * jump.c: (jump_optimize): Don't use the return register as a
8769 source1 of a conditional move.
8771 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
8773 * sparc.c (DF_MODES): Or the mask not the bit number.
8774 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
8776 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8778 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
8780 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
8782 * fixincludes (size_t): Add support for Motorola's stdlib.h
8783 which fails to provide a definition for size_t.
8784 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
8785 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
8786 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
8788 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
8789 prevent unresolved externals in libio.
8790 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
8792 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
8794 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
8795 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
8796 (LIB_SPEC): Updated for glibc 2.
8798 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
8800 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
8801 * ginclude/varargs.h: Likewise.
8803 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
8805 * version.c: Bump for snapshot.
8807 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
8809 * frame.h (__register_frame, __register_frame_table,
8810 __deregister_frame): New.
8811 * frame.c (__register_frame, __register_frame_table,
8812 __deregister_frame): New.
8813 * frame.c (__deregister_frame_info): Return void *.
8814 * frame.h (__deregister_frame_info): Ditto.
8815 * collect2.c (__deregister_frame_info): Ditto.
8817 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
8819 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
8821 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
8823 * alpha.c (alpha_cpu_name): New variable.
8824 (alpha_mlat_string): Likewise.
8825 (alpha_memory_latency): Likewise.
8826 (override_options): Handle -mmemory-latency.
8827 (alpha_adjust_cost): Adjust load cost for latency.
8828 * alpha.h (TARGET_OPTIONS): Add meory-latency.
8829 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
8830 TARGET_CIX into account.
8831 (MEMORY_MOVE_COST): Define in terms of memory_latency.
8832 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
8834 * alpha.h (ASM_COMMENT_START): New macro.
8836 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
8838 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
8839 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
8841 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
8842 SUBREG_REG if the word count is unchanged.
8843 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
8844 subregs of identical word size for push_reload.
8846 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
8848 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
8849 if all we're doing is dealing with -Wreturn-type.
8851 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
8853 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
8854 Use and 255 instead of zapnot 1, since it schedules better.
8856 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
8858 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
8861 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
8863 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
8864 dependency we delete. Properly update prev for multiple consecutive
8866 (priority): Skip deleted dependence.
8868 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
8870 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
8872 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
8874 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
8875 determining when a new basic block starts.
8877 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
8879 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
8880 * pa.md (iorsi3): Add missing args to *_operand calls.
8882 * except.c (call_get_eh_context): Don't mess with sequences.
8883 (emit_eh_context): Include the call in the sequence here.
8885 1997-12-11 Paul Eggert <eggert@twinsun.com>
8887 * collect2.c (write_c_file_glob): Allocate initial frame object
8888 in static storage and pass its address.
8890 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
8892 * except.c (call_get_eh_context): Don't take a parm.
8893 Put the call at the top of the function.
8894 (emit_eh_context): Adjust.
8895 (get_eh_context): Replace with former use_eh_context.
8896 (get_eh_context_once, get_saved_pc_ref): Remove.
8897 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
8899 * integrate.c (expand_inline_function): Adjust.
8900 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
8902 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
8904 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
8905 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
8907 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
8909 * fixincludes (strlen,strspn,strcspn return value): Handle different
8911 (hypot): Provide a fake for hypot which is broken on
8912 m88k-motorola-sysv3.
8914 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
8916 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
8917 tree_code_name from pointers to arrays.
8918 * tree.c: Remove standard_tree_code_* variables, no longer used.
8919 * print-tree.c: Remove declaration of tree_code_name.
8921 * cp/lex.c (init_lex): Update for tree_code_* changes.
8922 * objc/objc-act.c (init_objc): Likewise.
8924 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
8927 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
8929 * config.sub: Add support for BeOS target.
8930 * configure.in: Likewise.
8931 * ginclude/stdarg.h: Likewise.
8932 * ginclude/stddef.h: Likewise.
8933 * ginclude/varargs.h: Likewise.
8934 * rs6000/beos.h: New file for BeOS.
8935 * rs6000/t-beos: Likewise.
8936 * rs6000/x-beos: Likewise.
8937 * rs6000/xm-beos.h: Likewise.
8938 * toplev.c (get_run_time): Just return 0 on BeOS.
8940 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
8941 Toon Moene (toon@moene.indiv.nluug.nl)
8943 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
8944 old and broken Sun3 assemblers. Newer versions handle large
8945 offsets correctly as does the GNU assembler.
8947 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
8949 * objc/objc-act.c (lang_report_error_function): Disable.
8950 * objc/objc-parse.y: Include "output.h".
8951 (yyerror): Remove redundant decl.
8952 (yyprint): Fix prototype.
8953 (apply_args_register_offset): Remove redundant decl.
8954 (get_file_function_name): Likewise.
8956 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
8958 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
8960 (find_basic_blocks_1): Likewise.
8962 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
8964 * except.c (use_eh_context): Don't copy_rtx a REG.
8965 (emit_throw): Lose old unwinder support.
8966 (expand_internal_throw): Likewise.
8967 * libgcc2.c (struct eh_context): Likewise.
8968 (new_eh_context): Likewise.
8969 (__get_eh_info): Lose redundant cast.
8970 (__get_dynamic_handler_chain): Likewise.
8971 (__get_saved_pc): Lose.
8972 Lose all old unwinder support code.
8974 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
8976 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
8978 * integrate.c (expand_inline_function): If the inline fn uses eh
8979 context, make sure that the current fn has one.
8980 * toplev.c (rest_of_compilation): Call emit_eh_context.
8981 * except.c (use_eh_context): New fn.
8982 (get_eh_context_once): New fn.
8983 (call_get_eh_context): New fn.
8984 (emit_eh_context): New fn.
8985 (get_eh_context): Call either get_eh_context_once or
8986 call_get_eh_context, depending on what we have.
8987 (get_dynamic_handler_chain): Call get_eh_context_once.
8988 * except.h: Prototypes for fns above.
8989 * optabs.c (get_eh_context_libfunc): Removed.
8990 (init_optabs): Don't initialize it.
8991 * expr.h (get_eh_context_libfunc): Removed.
8992 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
8993 * config/pa/pa.h (CPP_SPEC): Support for -threads.
8994 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
8995 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
8996 New multilib for -threads.
8997 * config/sparc/t-sol2: Added multilibs for -threads and
8998 made -pthreads alias to it.
8999 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
9000 Added -threads and -pthreads options.
9001 * libgcc-thr.h: New file.
9002 * libgcc2.c: (__get_cpp_eh_context): Removed.
9003 (struct cpp_eh_context): Removed.
9004 (struct eh_context): Replaced cpp_eh_context with generic language
9006 (__get_eh_info): New function.
9007 (__throw): Check eh_context::info.
9009 * libgcc2.c: Include libgcc-thr.h.
9010 (new_eh_context, __get_eh_context,
9011 eh_pthread_initialize, eh_context_initialize, eh_context_static,
9012 eh_context_specific, eh_context_free): New functions.
9013 (get_eh_context, eh_context_key): New variables.
9014 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
9015 get_eh_context to get the context.
9016 (longjmp): Move the declaration inside
9017 #ifdef DONT_USE_BUILTIN_SETJMP.
9018 * frame.c: Include libgcc-thr.h.
9019 (object_mutex): Mutex to protect the object list.
9020 (find_fde, __register_frame, __register_frame_table,
9021 __deregister_frame): Hold the lock while accessing objects.
9022 * except.h (get_eh_context): Declare.
9023 * except.c (current_function_ehc): Define.
9024 (current_function_dhc, current_function_dcc): Removed.
9025 (get_eh_context): New function.
9026 (get_dynamic_handler_chain): Use get_eh_context.
9027 (get_saved_pc_ref): Ditto.
9028 (get_dynamic_cleanup_chain): Removed references to
9029 current_function_dcc.
9030 (save_eh_status, restore_eh_status): Save and restore
9031 current_function_ehc instead.
9032 * optabs.c (get_eh_context_libfunc): New variable.
9033 (init_optabs): Initialize it.
9034 * expr.h: Declare get_eh_context_libfunc.
9035 * function.h (struct function): Replaced dhc and dcc with ehc.
9036 * except.c (get_saved_pc_ref): New functions.
9037 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
9038 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
9040 (end_eh_unwinder): Likewise.
9041 (init_eh): Remove initialization of eh_saved_pc.
9042 * optabs.c (get_saved_pc_libfunc): New variable.
9043 (init_optabs): Initialize it.
9044 * expr.h: Declare get_saved_pc_libfunc.
9045 * except.h (eh_saved_pc_rtx): Deleted.
9046 (get_saved_pc_ref): Declared.
9048 From Scott Snyder <snyder@d0sgif.fnal.gov>:
9049 * libgcc2.c (__get_saved_pc): New.
9050 (__eh_type, __eh_pc): Deleted.
9051 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
9052 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
9055 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
9057 * sparc/sol2.h: Use 64 bit multiply and divide functions in
9058 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
9061 * rtl.h (global_rtl): New variable, replacing separate variables for
9063 (const_int_rtx): Now array of rtx_def, not rtx.
9064 * emit-rtl.c: Update for new rtl data structures.
9065 * genattrtab.c: Define global_rtl.
9067 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
9069 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
9072 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
9074 * crtstuff.c (__do_global_ctors): Fix typo.
9076 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
9078 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
9079 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
9081 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
9083 * rs6000.h (FUNCTION_ARG_PADDING): Define.
9084 * rs6000.c (function_arg_padding): New function.
9086 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
9088 * m68k.c: Include tree.h only once.
9090 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9092 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
9094 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
9096 * Partially cleaned up prototyping code from HJ.
9097 * tree.h: Add many prototypes.
9098 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
9099 All references changed.
9100 * rtl.h: Protect from multiple inclusions. Add many prototypes.
9102 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
9104 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
9105 string functions like strlen.
9107 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
9109 * configure.in: Check for functions getrlimit and setrlimit.
9110 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
9111 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
9113 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
9115 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
9117 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
9119 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
9122 * alpha.c (override_options): Don't know about scheduling for EV6.
9123 * alpha.md (ev5 function units): Don't overload as ev6.
9125 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
9126 * alpha.md (define_attr type): Add mvi.
9127 (ev5_e0): Define sceduling parameters for it.
9128 (TARGET_MAX insns): Type is mvi not shift.
9130 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
9132 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
9134 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9136 * cstamp-h, auto-config.h: Delete.
9138 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
9140 * version.c: Bump for snapshot.
9142 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
9144 * cccp.c: Fix typo brought over in merge.
9146 * Merge in changes from gcc-2.8.
9148 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
9150 * m68k.c: Include tree.h for dwarf2out_cfi_label.
9152 * gcc.c (process_command): Do not take address of function fatal when
9153 calling lang_specific_driver.
9155 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
9157 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
9158 doesn't work with it yet, so set it to 0.
9159 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
9161 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
9163 * cse.c (cse_insn): Check for invalid entries when taking references.
9165 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9167 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
9168 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
9169 * toplev.c (rest_of_compilation): Pass it. Remove code to
9170 save / clear / restore flag_unroll_{,all_}loops.
9172 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
9174 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
9176 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
9178 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
9180 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
9182 * except.c (get_dynamic_handler_chain): Only make the call once per
9185 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
9187 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9189 * sh.c (final_prescan_insn): Use local label prefix
9190 when emitting .uses pseudo-ops.
9192 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
9194 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
9195 * except.c: Lose outer_context_label_stack.
9196 (expand_eh_region_end): Rethrow from outer_context here.
9197 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
9198 (expand_internal_throw): Take no args.
9199 (expand_internal_throw_indirect): Lose.
9200 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
9201 (expand_start_all_catch): Start a rethrow region.
9202 (expand_end_all_catch): End it.
9203 (expand_rethrow): New fn.
9204 * except.h: Reflect above changes.
9205 * flow.c: Revert change of Nov 27.
9207 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
9209 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
9211 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
9213 * except.c (expand_fixup_region_end): New fn.
9214 (expand_fixup_region_start): Likewise.
9215 (expand_eh_region_start_tree): Store cleanup into finalization here.
9216 * stmt.c (expand_cleanups): Use them to protect fixups.
9218 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
9220 * mips/mips.md (muldi3_r4000): Broaden the output template
9221 and attribute assignments to handle three operand dmult;
9222 rename to muldi3_internal2.
9223 (muldi3): Call the new muldi3_internal2 for R4000, and
9224 any GENERATE_MULT3 chip.
9226 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9228 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
9230 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
9232 * unroll.c (find_splittable_givs): Remove last change. Handle givs
9233 with a dest_reg that was created by loop.
9235 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
9237 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
9239 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
9241 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
9243 * configure.in: Fix NCR entries.
9245 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
9247 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
9248 nested exceptions correctly.
9250 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
9251 that was created by loop.
9253 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9255 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
9257 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
9259 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
9261 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
9262 (print_operand): Use SMALL_DATA_REG for the register involved in
9263 small data relocations.
9264 (print_operand_address): Ditto.
9266 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
9267 -dynamic linker is not used.
9269 * rs6000.md (call insns): For local calls, use @local suffix under
9270 System V. Don't use @plt under Solaris.
9272 * rs6000.c (output_function_profiler): Put label address in r0, and
9273 store LR in 4(sp) for System V/eabi.
9275 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
9276 byte boundary, and maintain stack backchain.
9278 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
9280 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
9281 fix_truncsfdi2): Change *.
9283 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
9285 * toplev.c (main): Complain about -gdwarfn.
9287 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
9289 * dwarfout.c (output_type): If finalizing, write out nested types
9290 of types we've already written.
9292 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
9294 (patches originally from Geoffrey Keating)
9295 * rs6000.c (function_arg): Excess floating point arguments don't
9296 go into GPR registers after exhausting FP registers under the
9298 (function_arg_partial_nregs): Ditto.
9300 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
9303 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
9305 * integrate.c (output_inline_function): Just unset DECL_INLINE.
9307 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
9309 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
9312 * libgcc2.c (__throw): Initialize HANDLER.
9314 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
9316 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
9317 fix_truncsfdi2): Change *X to ?*X.
9319 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
9321 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
9323 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
9325 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
9327 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
9329 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
9331 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
9333 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
9334 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
9337 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
9339 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
9340 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
9341 gas and not using the new HP assembler.
9343 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
9345 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
9346 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
9348 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
9350 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
9351 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
9354 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
9356 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
9358 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
9360 * except.h: Add outer_context_label_stack.
9361 * except.c: Likewise.
9362 (expand_start_all_catch): Push the outer_context for the try block
9363 onto outer_context_label_stack.
9364 (expand_end_all_catch): Use it and pop it.
9366 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
9368 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
9370 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
9372 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
9374 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
9376 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
9377 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
9379 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
9381 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
9382 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
9383 __builtin_delete, and __builtin_vec_delete.
9385 * except.c (output_exception_table): Don't bother with
9388 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
9390 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
9391 is an in/out operand.
9392 (zero extended variants of stwm/stwm patterns): Similarly.
9394 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
9396 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
9398 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
9400 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
9401 (output_call_frame_info): Emit a \n after using it.
9403 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
9405 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
9407 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
9409 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
9410 (ASM_OUTPUT_DWARF_VALUE4): New macro.
9411 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
9413 (output_call_frame_info): Do not output forward label differences
9414 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
9415 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
9417 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9419 * sh.md (attribute "type"): Add nil.
9420 (movsi_ie): y/y alternative is type nil.
9421 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
9423 (movsf_ie+1): Delete.
9425 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
9427 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
9428 large_int, emit two insns instead of one splitable insn.
9429 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
9430 from cfa_temp_value, use cfa_offset. Add assert checking that
9433 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
9435 * cccp.c (deps_output): Properly quote file names for make.
9437 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
9439 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
9441 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
9443 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
9445 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
9447 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
9449 (cse_end_of_basic_block): Similarly.
9451 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
9453 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
9454 (SELECT_RTX_SECTION): Define.
9455 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
9457 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
9459 * Makefile.in (compare, compare-lean): Define $stage for each
9461 (gnucompare, gnucompare-lean): Likewise.
9463 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
9465 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
9467 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
9468 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
9470 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
9472 * dwarfout.c (byte_size_attribute): Add local var upper_bound
9473 and add case to handle STRING_TYPE.
9474 * dwarfout.c (output_string_type_die): Fix code to generate
9475 correct string length attribute for fixed length strings.
9476 Still needs support for varying length strings.
9478 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
9480 * toplev.c (get_run_time): Do something sensible for cygwin32.
9482 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
9484 * expr.c (expand_builtin_setjmp): Set
9485 current_function_has_nonlocal_label.
9486 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
9487 call-saved registers across calls.
9489 * alpha.md (exception_receiver): Remove.
9490 (nonlocal_goto_receiver_osf): New
9491 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
9492 (nonlocal_goto_receiver): New, select _osf or _vms.
9494 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
9495 keep them from being propogated to the object file.
9496 (alpha_write_linkage): Likewise.
9497 * alpha.md (call_vms): Likewise.
9498 (call_value_vms): Likewise.
9499 (unnamed osf call insns): Likewise.
9501 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
9502 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9504 * alpha.c (call_operand): Any reg is valid for WinNT.
9505 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
9506 (anon nt calls): Add 'R' alternative.
9507 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
9508 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
9510 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
9512 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
9514 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
9515 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
9516 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
9518 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
9520 * reload1.c (new_spill_reg): Improve fixed or forbidden register
9521 spill error message.
9523 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9525 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
9526 use varargs.h. Wrap header with <>, not "".
9528 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
9530 * integrate.c (save_for_inline_copying): Add return value from
9533 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
9535 * fixincludes: Be a little more restrictive on what we will
9536 substitute to replace definitions of MAXINT for HPUX.
9538 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
9540 * dbxout.c (dbxout_symbol_location): Don't assume that variables
9541 whose address is the stack or argument pointers are indirect
9544 1997-11-13 Paul Eggert <eggert@twinsun.com>
9546 * cccp.c, cpplib.c (compare_defs):
9547 Don't complain about arg name respellings unless pedantic.
9548 * cpplib.c (compare_defs): Accept pfile as new arg.
9549 All callers changed.
9551 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9553 * fold-const.c (fold_truthop): Fix bug in last change.
9555 1997-11-13 Paul Eggert <eggert@twinsun.com>
9557 Fix some confusion with IEEE minus zero.
9559 * real.h (REAL_VALUES_IDENTICAL): New macro.
9561 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
9562 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
9564 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
9565 same tree structure as 0.0.
9567 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
9568 macro instead of doing it by hand.
9570 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
9572 * v850/lib1funcs.asm: Minor whitespace changes.
9573 * v850.c: Fix minor formatting problems in many places.
9574 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
9576 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
9578 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
9579 xplus1 when xplus0 is not a register.
9581 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
9583 * flow.c (find_basic_blocks): During marking phase, if we encounter
9584 an insn with a REG_LABEL note, make the target block live and
9585 create an edge from the insn to the target block. Do not make
9586 edges from all blocks to the target block.
9588 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
9590 * confiugre.in: Tweak NCR entries.
9591 * configure: Rebuilt.
9593 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
9595 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
9596 pick apart floating point values, instead of using CONST_DOUBLE_LOW
9597 and CONST_DOUBLE_HIGH.
9599 * rs6000.md (define_splits for DF constants): Use the appropriate
9600 REAL_VALUE_* interface to pick apart DF floating point constants in
9601 a machine independent fashion.
9603 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9605 * fold-const.c (fold_truthop): When changing a one-bit comparison
9606 against zero into a comparison against mask, do a proper sign
9609 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
9611 * except.c: Do not include "assert.h".
9612 (save_eh_status): Turn asserts into conditional aborts.
9613 (restore_eh_status, scan_region): Likewise.
9614 * dwarfout.c: Do not include "assert.h".
9615 (bit_offset_attribute): Turn asserts into conditional aborts.
9616 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
9617 (output_inlined_structure_type_die): Likewise.
9618 (output_inlined_union_type_die): Likewise
9619 (output_tagged_type_instantiation): Likewise.
9620 (dwarfout_file_scope_decl): Likewise.
9621 * dwarf2out.c: Do not include "assert.h"
9622 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
9623 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
9624 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
9625 (add_bit_size_attribute, scope_die_for): Likewise.
9626 (output_pending_types_for_scope): Likewise.
9627 (get_inlined_enumeration_type_die): Likewise.
9628 (get_inlined_structure_type_die): Likewise.
9629 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
9630 (gen_tagged_type_instantiation_die): Likewise.
9632 * flow.c (find_basic_blocks): Refine further to get a more correct
9633 cfg, especially in the presense of exception handling, computed
9634 gotos, and other non-trivial cases. Call abort if an inaccuracy
9635 is detected in the cfg.
9637 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9639 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
9641 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
9642 (skip_white_space): Use whitespace_cr.
9643 (check_newline): Handle whitespace more consistently.
9645 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
9647 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
9648 * i386/xm-cygwin32.h (POSIX): Define.
9650 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
9652 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
9653 is available elsewhere.
9655 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
9657 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
9658 what the instruction can handle.
9660 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
9662 * stmt.c (expand_decl_cleanup_no_eh): New fn.
9664 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
9666 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
9668 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
9669 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
9671 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
9673 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
9674 swap instruction order.
9676 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
9678 * fixinc.svr4 (__STDC__): Add another case.
9680 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9682 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
9683 addresses in the epilogue delay slot.
9685 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
9687 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
9688 in generated `specs' file.
9690 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
9692 * flags.h (flag_rerun_loop_opt): Declare.
9693 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
9694 * toplev.c (flag_rerum_loop_opt): Delete static.
9696 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9698 Bring over from FSF:
9700 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9702 * va-sh.h (__va_arg_sh1): Define.
9704 SH3E doesn't use any integer registers for subsequent arguments
9705 once a non-float value was passed in the stack.
9706 * sh.c (machine_dependent_reorg): If optimizing, put explicit
9707 alignment in front label for ADDR_DIFF_VEC.
9708 * sh.h (PASS_IN_REG_P): Fix SH3E case.
9709 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
9711 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9713 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
9716 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9718 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
9719 put an use_sfunc_addr before each sfunc.
9720 * sh.md (use_sfunc_addr, dummy_jump): New insns.
9721 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
9723 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9725 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
9727 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
9729 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
9732 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
9734 * alias.c (find_base_value): Only return the known base value for
9737 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
9739 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
9740 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
9742 (prologue_get_pc_and_set_got): New pattern.
9744 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
9746 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
9747 for SUBREG, just fall through.
9749 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
9751 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
9753 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
9755 * fixincludes: Fix "hypot" prototype in NeXT math.h.
9757 * Makefile.in (USE_ALLOCA): Always include alloca.o.
9758 (USE_HOST_ALLOCA): Likewise.
9760 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
9761 and LABEL_REFS fields.
9762 * rtl.h (LABEL_REFS): Update.
9764 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
9766 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
9767 sets i2dest. When calling distribute_notes for i3dest_killed, pass
9768 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
9771 * mips.md (insv, extzv, extv): Add change_address call.
9772 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
9774 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
9776 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
9778 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
9779 save_restore_insns if no FP and GP will be restored.
9781 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
9782 Convert CCmode to word_mode before calling GET_MODE_SIZE.
9784 * acconfig.h (HAVE_INTTYPES_H): Undef.
9785 * configure.in (inttypes.h): Check for conflicts between sys/types.h
9786 and inttypes.h, and verify that intmax_t is defined.
9787 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
9788 * config/mips/x-iris3: Likewise.
9790 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
9792 * alias.c (find_base_value): When copying arguments, return the
9793 tenative value for a hard register.
9795 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
9797 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
9798 (yylex): Record wide strings using target endianness, not host.
9800 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
9802 * mn10200.h (ASM_OUTPUT_BSS): Delete.
9803 (ASM_OUTPUT_ALIGNED_BSS): New macro
9804 * mn10300.h (ASM_OUTPUT_BSS): Delete.
9805 (ASM_OUTPUT_ALIGNED_BSS): New macro.
9806 * v850.h (ASM_OUTPUT_BSS): Delete.
9807 (ASM_OUTPUT_ALIGNED_BSS): New macro.
9809 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9811 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
9813 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
9815 * configure.in (sco5): Use cpio to install header files.
9817 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
9819 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
9821 * configure: Rebuild.
9823 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
9825 * i386/sco5.h: enable -gstabs once again.
9827 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
9829 * arm.c (output_move_double): Allocate 3 entries in otherops array.
9831 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
9833 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
9834 notes for sjlj exceptions too.
9835 (expand_eh_region_end): Similarly for EH_REGION_END notes.
9836 (exception_optimize): Optimize EH regions for sjlj exceptions too.
9837 * final.c (final_scan_insn): Don't output labels for EH REGION
9838 notes if doing sjlj exceptions.
9840 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
9842 * alias.c (init_alias_analysis): Handle -fno-alias-check when
9843 optimizing correctly.
9845 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
9846 or set current_function_calls_setjmp anymore.
9848 * flow.c (find_basic_blocks): If we delete the label for an
9849 exception handler, remove it from the EH label list and remove
9850 the EH_BEGIN/EH_END notes for that EH region.
9852 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
9854 * flow.c (find_basic_blocks): Generate correct flow control
9855 information when exception handling notes are present.
9857 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
9859 * dwarf2out.c (output_call_frame_info): Fix length argument
9860 to ASM_OUTPUT_ASCII.
9861 (output_die, output_pubnames, output_line_info): Likewise.
9863 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
9865 * version.c: Bump for snapshot.
9867 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
9868 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
9869 flag_debug_asm is on.
9870 (output_die, output_pubnames, output_line_info): Likewise.
9872 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
9873 and static_chain_rtx into the potential base values array if
9876 * alias.c (new_reg_base_value): New array of potential base values.
9877 (unique_id): Now file scoped static.
9878 (find_base_value, case REG): Return the value in reg_base_value
9879 array for the REG if it exists. Else, return the value from
9880 new_reg_base_value if copying args and REG is a hard register.
9881 (find_base_value, case PLUS): If either operand of the PLUS is
9882 a REG, try to get its base value. Handle base + index and
9884 (record_set): Use new_reg_base_value instead of reg_base_value.
9885 (init_alias_analysis): Allocate space for new_reg_base_value too.
9886 Rework code to iterate over the insns propagating base value
9887 information until nothing changes.
9889 * global.c (global_alloc): Free the conflict matrix after
9890 reload has finished.
9892 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
9894 * libgcc2.c (L_eh): Define __eh_pc.
9895 Replace __eh_type with generic pointer __eh_info.
9897 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
9899 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
9900 use copy_to_reg if address is not a general_operand.
9902 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9904 * profile.c (output_func_start_profiler): Clear flag_inline_functions
9905 for the duration of the call to rest_of_compilation.
9907 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
9909 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
9911 (sparc*-*-*): Recognize --with-cpu=v9.
9912 * sparc/elf.h: New file.
9913 * sparc/t-elf: New file.
9915 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
9917 * mn10300.c (const_8bit_operand): New function.
9918 (mask_ok_for_mem_btst): New funtion.
9919 * mn10300.md (btst patterns with mem operands): Use new functions
9920 to avoid creating btst instructions with invalid operands.
9922 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
9924 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
9925 are running on PowerPC Linux.
9927 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
9929 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
9930 if not previously defined.
9932 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
9934 * function.c (assign_parms): Correct mode of stack_parm if
9935 entry_parm underwent a mode conversion.
9937 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
9939 * global.c (global_alloc): Use xmalloc instead of alloca for
9940 CONFLICTS, since max_allocno * allocno_row_words alone can be more
9941 than 2.5Mb sometimes.
9943 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
9945 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
9946 DEST for the spill, adjust mode of SRC to compensate.
9948 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
9950 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
9951 since any_memory_operand() allows pseudos during reload.
9952 (reload_inhi, reload_outqi, reload_outhi): Likewise.
9954 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
9956 * m68k.md (btst patterns): Add 5200 support.
9958 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
9960 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
9961 optimizations, look inside dividend to determine if the expression
9962 can be simplified by using EXACT_DIV_EXPR.
9964 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
9967 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
9969 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
9971 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
9973 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
9975 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
9978 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
9980 * alpha.md (movqi, movhi): Make sure new insns created during reload
9981 won't need reloading themselves.
9982 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
9984 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
9986 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
9988 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
9990 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
9991 Patch from Klaus Kaempf <kkaempf@progis.de>.
9993 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
9995 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
9996 to an element in a constant string.
9998 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
10000 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
10001 bit PC-relative offset. The exception range table pointer is now in
10003 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
10004 (count_fdes, add_fdes, get_cie): Adjust.
10005 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
10008 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
10010 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
10012 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
10013 like stack_pointer_rtx.
10015 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
10017 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
10018 targets using "$@" to provide support for similar but not identical
10019 targets without having to duplicate code.
10020 (bootstrap4): New goal.
10022 * Makefile.in (compare, compare-lean, compare3): Combined to one
10023 ruleset determining actions to be performed via $@.
10024 (compare4, compare4-lean): New targets.
10025 (gnucompare, gnucompare3): Combined to one ruleset determining
10026 actions to be performed via $@. Also, note which files failed
10027 the comparison test in .bad_compare.
10028 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
10030 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
10032 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
10033 if the dividend is a multiple of the divisor.
10035 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
10037 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
10039 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
10042 * alias.c (true_dependence): Fix typo.
10044 * toplev.c (flag_rerun_loop_opt): New variable.
10045 (f_options): Handle -frerun-loop-opt.
10046 (rest_of_compilation): If -frerun-loop-opt, then run the loop
10048 (main): Enable -frerun-loop-opt by default for -O2 or greater.
10050 * loop.c (simplify_giv_expr): Adding two invariants results
10053 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
10055 * expr.c (get_inner_reference): Remove the array bias after
10056 converting the index to Pmode.
10058 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
10060 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
10061 (TARGET_MULT_BUG): Define.
10062 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
10063 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
10065 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
10067 * mn10200.c (indirect_memory_operand): Delete unused function.
10068 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
10069 * mn10200.md (bset, bclr insns): Handle output in a reg too.
10071 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
10073 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
10074 the callee's ldgp, we must do it ourselves, and we use the jsr tag
10075 for more than scheduling.
10077 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
10079 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
10081 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
10083 * mn10300.c (symbolic_operand, legitimize_address): New functions.
10084 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
10085 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
10087 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
10089 * version.c: Bump for snapshot.
10091 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10093 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
10096 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
10098 * toplev.c (flag_exceptions): Default value is 2.
10099 (compile_file): If flag_exceptions still has the value 2, then
10102 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
10103 (rs6000_save_machine_status): Save pic_offset_table_rtx.
10104 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
10106 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
10109 * rs6000.md (*movsi_got_internal_mem): New pattern.
10110 (*movsi_got_internal_mem splitter): New define_split.
10112 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
10114 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
10116 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
10118 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
10119 only need to save LR.
10121 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
10123 * mn10300.md (movqi, movhi): Avoid using address registers as
10124 destinations unless absolutely necessary.
10126 * mn10200.c (expand_prologue): Fix typo.
10128 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
10130 * mn10200.md (neghi2): Provide an alternative which works if
10131 the input and output register are the same.
10133 * mn10300.c (print_operand): Handle 'S'.
10134 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
10135 shift amount in last alternative
10137 * mn10300.c (expand_epilogue): Rework to handle register restores
10138 in "ret" and "retf" instructions correctly.
10140 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
10142 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
10143 extzv for memory operands.
10145 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
10146 redundant conditional moves to single operand.
10148 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
10150 * v850.h: Move define of __v850__ from CPP_PREDEFINES
10153 * xm-v850.h: Use __v850 rather than __v850__ to
10154 identify v850 port.
10156 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
10158 * mips/mips.c (compute_frame_size): Not a leaf function if
10161 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
10163 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
10165 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
10167 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
10168 (DEFAULT_ARCH32_P): New macro.
10169 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
10170 (enum cmodel): Declare.
10171 (sparc_cmodel_string,sparc_cmodel): Declare.
10172 (SPARC_DEFAULT_CMODEL): Provide default.
10173 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
10174 (TARGET_FULLANY): Deleted.
10175 (TARGET_CM_MEDMID): New macro.
10176 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
10177 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
10178 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
10179 (CPP_SPEC): Rewrite.
10180 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
10181 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
10182 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
10183 (ASM_SPEC): Add %(asm_arch).
10184 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
10185 Rename asm_default to asm_cpu_default.
10186 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
10187 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
10188 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
10189 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
10190 (MASK_INT64,MASK_LONG64): Delete.
10191 (MASK_ARCH64): Renamed to MASK_64BIT.
10192 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
10193 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
10194 (TARGET_SWITCHES): Always provide 64 bit options.
10195 (ARCH64_SWITCHES): Delete.
10196 (TARGET_OPTIONS): New option -mcmodel=.
10197 (INT_TYPE_SIZE): Always 32.
10198 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
10199 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
10200 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
10201 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
10202 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
10204 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
10205 * sparc/linux.h: Likewise.
10206 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
10207 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
10208 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
10209 (SPARC_DEFAULT_CMODEL): Define.
10210 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
10211 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
10212 (LONG_DOUBLE_TYPE_SIZE): Define.
10213 (ASM_SPEC): Add %(asm_arch).
10214 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
10215 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
10216 (TARGET_CPU_DEFAULT): Add ultrasparc case.
10217 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
10218 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
10219 (SPARC_DEFAULT_CMODEL): Define.
10220 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
10221 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
10222 MASK_LONG64, MASK_MEDANY.
10223 (SPARC_DEFAULT_CMODEL): Define.
10224 (CPP_PREDEFINES): Delete.
10225 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
10226 (ASM_SPEC): Add %(asm_arch).
10227 (LONG_DOUBLE_TYPE_SIZE): Define.
10228 (DWARF2_DEBUGGING_INFO): Define.
10229 * sparc/splet.h (CPP_SPEC): Delete.
10230 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
10231 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
10232 (BLOCK_PROFILER): Likewise.
10233 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
10234 (sparc_override_options): Handle code model selection.
10235 (sparc_init_expanders): Renamed from sparc64_init_expanders.
10236 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
10237 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
10238 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
10239 (sethi_di_fullany): Delete.
10241 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
10242 Jeff Law <law@cygnus.com>
10243 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10245 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
10246 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
10247 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
10248 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
10249 * alpha/alpha.md (arg_home): Likewise.
10251 * alpha/alpha.c (vmskrunch): Delete
10252 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
10253 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
10254 truncate to 64 characters.
10256 * make-l2.com: Support openVMS/Alpha.
10258 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
10260 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10262 * longlong.h (count_leading_zeros): Add missing casts to USItype.
10264 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
10266 * i386/bsd386.h (ASM_COMMENT_START): Define.
10268 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
10270 * tree.c (restore_tree_status): Also free up temporary storage
10271 when we finish a toplevel function.
10272 (dump_tree_statistics): Print stats for backend obstacks.
10274 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
10276 * expr.c (use_group_regs): Don't call use_reg for MEMs.
10278 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
10280 * libgcc2.c (__throw): Don't copy the return address.
10281 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
10283 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
10284 * toplev.c (main): Initialize exceptions_via_longjmp.
10286 * tree.c: Add extra_inline_obstacks.
10287 (save_tree_status): Use it.
10288 (restore_tree_status): If this is a toplevel inline obstack and we
10289 didn't want to save anything on it, recycle it.
10290 (print_inline_obstack_statistics): New fn.
10291 * function.c (pop_function_context_from): Pass context to
10292 restore_tree_status.
10293 * obstack.h (obstack_empty_p): New macro.
10295 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
10297 * i386/freebsd.h (ASM_COMMENT_START): Fix.
10299 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
10301 * v850.c (ep_memory_offset): New function.
10302 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
10304 * v850.h (CONST_OK_FOR_*): Add and correct comments.
10305 (CONSTANT_ADDRESS_P): Add comment.
10306 (EXTRA_CONSTRAINT): Define 'U'.
10307 * v850.md: Add comments on bit field instructions.
10308 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
10309 (lshrsi3): Use N not J constraint.
10311 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
10313 * v850.c (reg_or_0_operand): Call register_operand.
10314 (reg_or_int5_operand): Likewise.
10315 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
10316 (TARGET_SWITCHES): Add "big-switch".
10317 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
10318 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
10319 (CASE_DROPS_THROUGH): Comment out.
10320 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
10321 * v850.md (cmpsi): Delete compare mode.
10322 (casesi): New pattern.
10324 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
10325 * v850.md (ashlsi3): Use SImode not QImode for shift count.
10326 (lshrsi3): Likewise.
10328 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
10329 unreachable switch statement after 'b' support. Remove "b" from
10330 strings for 'b' support.
10331 * v850.md (branch_normal, branch_invert): Change %b to b%b.
10333 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
10335 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
10336 empty line if @inhibit_libc@ is empty.
10338 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
10340 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
10341 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
10342 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
10343 (DWARF2_UNWIND_INFO): Let this track object file format.
10344 (EXTRA_SECTIONS): Add in_eh.
10345 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
10346 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
10348 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
10350 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
10351 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
10353 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
10354 (output_double_int): Output DI mode values correctly when
10355 HOST_BITS_PER_WIDE_INT is 64.
10356 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
10357 fmovd so it works if a quad float ends up in one of the upper 32
10359 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
10360 necessary for PIC support on sparc64.
10362 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
10364 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
10365 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
10366 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
10367 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
10368 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
10369 (SPARC_FP_ARG_FIRST): New macro.
10370 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
10371 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
10372 (NPARM_REGS): There are 32 fp argument registers now.
10373 (FUNCTION_ARG_REGNO_P): Likewise.
10374 (FIRST_PARM_OFFSET): Update to new v9 abi.
10375 (REG_PARM_STACK_SPACE): Define for arch64.
10376 (enum sparc_arg_class): Delete.
10377 (sparc_arg_count,sparc_n_named_args): Delete.
10378 (struct sparc_args): Redefine and use for arch32 as well as arch64.
10379 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
10380 (FUNCTION_ARG_ADVANCE): Rewrite.
10381 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
10382 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
10383 (FUNCTION_ARG_CALLEE_COPIES): Delete.
10384 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
10385 (STRICT_ARGUMENT_NAMING): Define.
10386 (doublemove_string): Declare.
10387 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
10388 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
10389 (doublemove_string): New function.
10390 (output_move_quad): Clean up some of the arch64 support.
10391 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
10392 Don't add 8 bytes of reserved space if arch64.
10393 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
10394 (init_cumulative_args): New function.
10395 (function_arg_slotno): New static function.
10396 (function_arg,function_arg_partial_nregs): New functions.
10397 (function_arg_{pass_by_reference,advance}): New functions.
10398 (function_arg_padding): New function.
10399 * ginclude/va-sparc.h: Rewrite v9 support.
10401 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
10403 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
10404 for hard regs to determine base and index registers.
10406 * reload.c (debug_reload_to_stream): New function. Specify stream
10407 into which to write debug info.
10408 (debug_reload): Modify to call debug_reload_to_stream with stderr.
10410 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
10412 * combine.c (can_combine_p): Don't combine with an asm whose
10413 output is a hard register.
10415 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
10417 * c-decl.c (start_struct): Ensure that structs with forward
10418 declarations are in fact packed when -fpack-struct is given.
10420 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
10421 we are packing a structure. This allows a structure with only
10422 bytes to be aligned on a byte boundary and have no padding on a
10425 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10427 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
10429 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
10431 * alpha.c (alpha_return_addr_rtx): New variable.
10432 (alpha_save_machine_status): New; save it.
10433 (alpha_restore_machine_status): New; restore it.
10434 (alpha_init_expanders): New; clear it.
10435 (alpha_return_addr): New; set it.
10436 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
10437 is overly conservative, so search the insns explicitly.
10438 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
10439 (alpha_sa_size [VMS && !VMS]): Likewise.
10440 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
10441 (INIT_EXPANDERS): New definition.
10443 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
10444 (output_prolog [!VMS]): Use them.
10446 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
10447 (alpha_does_function_need_gp): ... a new function. Refine the
10448 CALL_INSN test to just TYPE_JSR.
10449 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
10451 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
10453 * version.c: Bump for snapshot.
10455 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10457 * pa.c (move_operand): Respect -mdisable-indexing.
10458 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
10460 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
10462 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
10464 (umulsidi3,umulsi3_highpart): Ditto.
10465 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
10467 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
10469 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
10470 (alpha_handle_trap_shadows): ... a new function. Handle the entire
10471 function in one go. Emit RTL for trapb, instead of printf directly.
10472 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
10473 (trap_pending): Kill global variable.
10474 (output_epilog): Don't call final_prescan_insn.
10475 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
10476 * alpha.h (FINAL_PRESCAN_INSN): Remove.
10477 (MACHINE_DEPENENT_REORG): Define.
10478 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
10481 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
10483 Tune Haifa scheduler for Alpha:
10484 * alpha.h (ISSUE_RATE): Define.
10485 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
10486 EV4 adjustments to EV5.
10487 * alpha.md: Remove all scaling from function unit delays. Rework
10488 EV5 function units to match the CPU.
10489 (umuldi3_highpart): EV5 added the IMULH insn class.
10491 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
10493 * pa.c (following_call): Fail if the CALL_INSN is an indirect
10496 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
10498 * cplus-dem.c (demangle_signature): Don't look for return types on
10499 constructors. Handle member template constructors.
10501 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
10503 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
10504 * tree.h: Declare them.
10506 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
10508 * configure.in: Handle --with-newlib.
10509 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
10511 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
10513 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
10515 * config/ptx4.h: Fix typo.
10517 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
10519 * version.c: Bump for snapshot.
10521 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
10523 * aclocal.m4: Substitute INSTALL.
10524 * configure: Re-built.
10526 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
10528 * integrate.c (save_for_inline_copying): Avoid undefined pointer
10530 (expand_inline_function): Likewise.
10532 * dwarf2out.c (output_call_frame_info): Reinstate last change
10533 using flag_debug_asm check instead of flag_verbose_asm.
10535 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
10537 * dwarf2out.c (output_call_frame_info): Remove last change.
10539 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10541 * frame.c (__frame_state_for): Execute the FDE insns until the
10542 current pc value is strictly bigger than the target pc value.
10544 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
10546 * regclass.c (init_reg_modes): If we can't find a mode for the
10547 register, use the previous one.
10549 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
10551 * haifa-sched.c (print_block_visualization): Call fprintf directly,
10552 don't sprintf through an alloca'ed buffer.
10554 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
10556 * reload.c (decompose): Always initialize val.base.
10558 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
10560 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
10561 instead of aborting.
10562 * dwarf2out.c (output_call_frame_info): Call app_enable and
10563 app_disable to let GNU as accept the generated comments.
10565 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
10567 * tree.h (get_file_function_name): Add declaration.
10568 * dwarf2out.c (output_call_frame_info): No need to cast
10569 get_file_function_name call anymore.
10570 * profile.c (toplevel): Remove get_file_function_name
10572 * c-lang.c (finish_file): Ditto.
10574 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
10576 * Makefile.in (program_transform_name): Let autoconf substitute
10579 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
10581 * haifa-sched.c (schedule_block): If the first real insn in a
10582 block has any special notes attached to it, remove them.
10584 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
10586 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
10588 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
10590 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
10592 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
10594 * Makefile.in (check-g77): New test target.
10595 (CHECK-TARGETS): Add check-g77.
10597 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
10599 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
10601 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
10603 * flow.c (print_rtl_with_bb): Cast alloca return value for
10606 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
10608 * i386.h (RETURN_ADDR_RTX): New definition that works for
10609 __builtin_return_address(0) and -fomit-frame-pointer.
10611 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
10613 Bring over from FSF.
10614 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
10616 * mips.c (function_arg): Handle passing a struct
10617 containing a double in a DFmode register without the PARALLEL.
10619 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
10621 * pexecute.c: Use spawn if __CYGWIN32__.
10623 * pexecute.c: Include "config.h" first, as per autoconf manual
10624 (from Paul Eggert <eggert@twinsun.com>).
10626 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10628 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
10629 optimisation for f/expr.o and f/stb.o.
10631 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
10633 * cse.c (this_insn_cc0_mode): Initialize.
10635 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
10637 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
10639 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
10641 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
10643 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
10644 that pair will dual-issue on the 21164 and plus+beq won't.
10645 (bne): Likewise for cmpeq+beq.
10647 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
10649 * except.c (find_exception_handler_labels): Correct argument to free.
10651 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
10653 * except.c (find_exception_handler_labels): Free LABELS when we're
10656 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
10658 * version.c: Bump for snapshot.
10660 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
10662 * flow.c (find_basic_blocks): Mark calls as potentially jumping
10665 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
10667 * configure.in: Substitute for "install" too.
10668 * configure: Rebuilt.
10670 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
10672 * Makefile.in (bootstrap-lean, compare-lean): New targets.
10674 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
10676 * alias.c (base_alias_check): Two symbols can conflict if they
10677 are accessed via AND.
10678 (memrefs_conflict_p): Likewise.
10680 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
10681 after flushing argument registers to the stack.
10683 * Makefile.in (mostlyclean): Remove .regmove files.
10685 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
10687 * libgcc2.c (__throw): Fix thinko.
10689 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
10691 * cplus-dem.c (demangle_template): Add new parameter. Handle new
10692 template-function mangling.
10693 (consume_count_with_underscores): New function.
10694 (demangle_signature): Handle new name-mangling scheme.
10696 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10698 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
10701 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
10703 * frame.c: Remove last change.
10704 * dwarf2.h: Remove last change.
10705 * tree.h: Add declarations of DWARF2 unwind info support
10708 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10710 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
10711 * tree.h (built_in_function): Likewise.
10712 * expr.c (expand_builtin): Likewise.
10713 * except.h: Likewise.
10714 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
10715 * libgcc2.c (copy_reg): New fn.
10718 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
10720 * c-typeck.c (build_binary_op): Warn about comparing signed vs
10721 unsigned if -W is specified and -Wno-sign-compare is not.
10722 * c-decl.c (warn_sign_compare): Initialize to -1.
10723 (c_decode_option): -Wall no longer implies -Wsign-compare.
10725 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10727 * frame.c: Include gansidecl.h for PROTO.
10728 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
10729 defined. Don't declare dwarf2out_cfi_label here.
10730 * dwarf2.h: Add declarations of DWARF2 unwind info support
10732 * m68k.c: Include dwarf2.h.
10733 (output_function_prologue): Add dwarf2 support.
10734 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
10735 (INCOMING_FRAME_SP_OFFSET): Likewise.
10737 * integrate.c (expand_inline_function): Make sure there is at
10738 least one insn that can be used as an insertion point.
10740 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
10742 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
10744 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
10746 * version.c: Bump for snapshot.
10748 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
10750 Bring over from FSF.
10752 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
10754 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
10755 (get_pc_via_rdpc): Renamed from get_pc_sp64.
10756 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
10758 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
10760 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
10761 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
10762 -malign-functions=.
10763 (sparc_align_{loops,jumps,funcs}_string): Declare.
10764 (sparc_align_{loops,jumps,funcs}): Declare.
10765 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
10766 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
10767 (STACK_BIAS): Define.
10768 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
10770 (SPARC_SETHI_P): New macro.
10771 (CONST_OK_FOR_LETTER_P): Use it.
10772 (ASM_OUTPUT_ALIGN_CODE): Define.
10773 (ASM_OUTPUT_LOOP_ALIGN): Define.
10774 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
10775 (sparc_align_{loops,jumps,funcs}): New globals.
10776 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
10777 -malign-functions=.
10778 (move_operand): Use SPARC_SETHI_P.
10779 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
10781 (arith11_double_operand): Likewise.
10782 (arith10_double_operand): Likewise.
10783 (finalize_pic): Finish sparc64 support.
10784 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
10785 64 bit constants if able.
10786 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
10787 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
10789 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
10790 (get_pc_sp32): Use for sparc64 as well.
10791 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
10792 (sethi_di_sp64_const): Likewise.
10793 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
10794 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
10795 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
10797 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
10799 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
10800 * sparc/linux.h (COMMENT_BEGIN): Likewise.
10801 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
10803 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
10805 Add sparc64 linux support.
10806 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
10807 to xm_file list on 32-bit sparc-linux.
10808 * sparc/xm-sp64.h: New file.
10809 * sparc/linux64.h: New file.
10810 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
10811 Don't include xm-sparc.h.
10812 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
10813 * glimits.h (LONG_MAX): Handle sparc64.
10815 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
10817 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
10818 * sparc.h (ASM_COMMENT_START): Define.
10819 * sparc.c (output_function_prologue): Use it.
10820 (sparc_flat_output_function_{epi,pro}logue): Likewise.
10822 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
10824 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
10825 use sparc.h's copies.
10826 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
10827 ascii form as well.
10829 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10831 * sparc.c (dwarf2out_cfi_label): Add declaration.
10832 (save_regs, output_function_prologue): Remove cast for it.
10833 (sparc_flat_{save_restore,output_function_prologue): Likewise.
10834 ({save,restore}_regs): No longer inline.
10836 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10838 * fold-const.c (make_range): Correctly handle cases of converting
10839 from unsigned to signed type.
10841 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10843 * fold-const.c (merge_ranges): Make sure that if one range is subset
10844 of another, it will always be the second range. Correct (+,-) case to
10847 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
10849 * final.c (final_end_function): Also do dwarf2 thing if
10850 DWARF2_DEBUGGING_INFO.
10851 (final_start_function): Likewise.
10853 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
10855 * expmed.c (expand_divmod): If compute_mode is not the same as
10856 mode, handle the case where convert_modes() causes op1 to no
10857 longer be a CONST_INT.
10859 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
10860 note holding get_jump_flags() calculation to all JUMP_INSNs.
10861 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
10862 * rtl.c (reg_note_name): Add new note types.
10864 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
10866 * rtlanal.c (computed_jump_p): Fix typo in last change.
10868 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10870 * loop.c (indirect_jump_in_function_p): Return 0
10873 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
10875 * rs6000/xm-rs6000.h: Fix thinko in last change.
10876 * rs6000/xm-sysv4.h: Likewise.
10878 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
10880 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
10882 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
10884 * reg-stack.c (find_blocks): Fix thinko in last change.
10886 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10888 * m68k.c (output_function_prologue): Add dwarf2 support.
10890 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
10891 INCOMING_FRAME_SP_OFFSET): New definitions.
10893 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
10895 * combine.c (try_combine): Use NULL_RTX instead of '0' where
10896 appropriate in calls to gen_rtx().
10897 * cse.c (cse_main): Likewise.
10898 * emit-rtl.c (gen_label_rtx): Likewise.
10899 * expr.c (init_expr_once): Likewise.
10900 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
10901 sched_analyze, init_rgn_data_dependences,
10902 compute_block_backward_dependences): Likewise.
10903 * sched.c (schedule_insns): Likewise.
10904 * varasm.c (immed_double_const): Likewise.
10906 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
10907 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
10909 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
10911 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
10912 (MULTILIB_DEFAULTS): Define.
10913 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
10914 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
10915 (LIBGCC_SPEC): Likewise.
10916 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
10917 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
10918 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
10919 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
10920 (EXTRA_PARTS, TAROUTOPTS): Delete.
10921 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
10922 (MULTILIB_OPTIONS): Define.
10923 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
10924 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
10926 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
10928 * version.c: Bump for snapshot.
10930 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
10932 * loop.c (loop_number): Delete function. Change all references
10933 to use uid_loop_num array.
10934 * loop.h (loop_number): Delete declaration.
10935 * unroll.c (unroll_loop): Change "loop_number" references to
10936 use uid_loop_num instead.
10938 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
10940 (loop_unroll_iter): Remove unused variable and all references.
10941 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
10942 (insert_bct): Fix minor formatting problems.
10943 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
10944 (loop_unroll_iter): Removed unused decl.
10945 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
10946 Always record the unrolling factor.
10948 * cse.c (simplify_relational_operation): Set h0u just like h0s.
10949 Similarly for h1u and h1s.
10951 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
10952 (find_basic_blocks): Use computed_jump_p to determine if a
10953 particular JUMP_INSN is a computed jump.
10954 * reg-stack.c (find_blocks): Use computed_jump_p to determine
10955 if a particular JUMP_INSN is a computed jump.
10956 * rtlanal.c (jmp_uses_reg_or_mem): New function.
10957 (computed_jump_p): Likewise.
10958 * rtl.h (computed_jump_p): Declare.
10959 * genattrtab.c (pc_rtx): Define and initialize.
10960 * loop.c (loop_optimize): Always determine if the current
10961 function has a computed jump.
10962 (indirect_jump_in_function_p): Use computed_jump_p to determine
10963 if a particular JUMP_INSN is a computed jump.
10965 * loop.c (fix_bct_param): Delete unused function.
10966 (check_bct_param): Likewise.
10968 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
10970 * frame.c (__deregister_frame): Check properly for initialized object.
10972 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10974 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
10976 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10978 * jump.c (thread_jumps): check can_reverse_comparison_p before
10979 threading a reversed-condition jump.
10981 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
10982 * haifa-sched.c (update_flow_info): Likewise.
10984 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
10986 * Makefile.in (BOOT_CFLAGS): Use -O2.
10988 * configure.in (strtoul, bsearch): Have autoconf check for these
10990 * configure, config.in: Rebuilt.
10992 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
10993 * mips/mips.h (alloca): Likewise.
10994 * rs6000/xm-rs6000.h (alloca): Likewise.
10995 * rs6000/xm-sysv4.h: Likewise.
10997 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
10999 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
11000 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
11001 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
11003 * except.c (end_eh_unwinder): Subtract 1 from return address.
11004 * libgcc2.c (__throw): Likewise.
11005 (find_exception_handler): Don't change PC here. Compare end with >.
11007 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
11009 * v850.c (compute_register_save_size): Correct register
11011 * v850.md (save_interrupt, return_interrupt): Correct
11013 * v850/lib1funcs.asm (save_interrupt): Correct register number.
11014 (return_interrupt): Use stack pointer, not element pointer.
11016 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
11018 * configure.in, configure: Make sure to create the stage* and include
11019 symbolic links in each subdirectory.
11021 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
11023 * pa.md (reload_peepholes): Don't allow addresses with side
11024 effects for the memory operand.
11026 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
11028 * libgcc2.c (find_exception_handler): Subtract one from our PC when
11029 looking for a handler, to avoid hitting the beginning of the next
11032 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
11034 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
11036 * mips/abi64.h (LONG_MAX_SPEC): Define.
11037 * mips.h (LONG_MAX_SPEC): Define.
11038 (CPP_SPEC): Include long_max_spec.
11039 (EXTRA_SPECS): Include long_max_spec.
11041 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
11043 * v850.c (construct_save_jarl): Fix thinko in last change.
11045 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
11047 * version.c: Bump for snapshot.
11049 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
11051 * libgcc2.c (find_exception_handler): Not found is -1.
11053 * integrate.c (expand_inline_function): Move expand_start_bindings
11054 after expanding the arguments.
11056 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
11058 * expr.c (expand_expr): Remove previous incorrect change.
11059 If target and slot has no DECL_RTL, then call mark_addressable
11060 again for the slot after we give it RTL.
11062 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
11064 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
11065 again for the slot after we give it RTL.
11067 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
11069 * v850.c (register_is_ok_for_epilogue,
11070 pattern_is_ok_for_epilogue, construct_restore_jr,
11071 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
11073 * v850.h (pattern_is_ok_for_prologue,
11074 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
11077 * v850.md: Replace prologue and epilogue patterns with a
11078 match_parallel pattern.
11080 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
11082 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
11083 * configure.in: Use EGCS_PROG_INSTALL.
11085 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
11087 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
11088 extern inline function.
11090 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
11092 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
11093 (concat_loc_descriptor): New function.
11094 (loc_descriptor): Call it.
11095 (add_AT_location_description): Also elide the descriptor if both
11096 halves of a CONCAT are pseudos.
11097 (add_location_or_const_value_attribute): Recognize CONCAT too.
11099 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
11101 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
11103 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
11104 out-or-range reg_offset.
11105 (output_epilog): Likewise.
11107 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
11109 * cse.c (simplify_relational_operation): If MODE specifies a
11110 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
11111 is derived from the sign bit of the low word.
11113 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
11115 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
11117 * dwarf2.h: Add DW_CFA_GNU_args_size.
11118 * frame.c (execute_cfa_insn): Likewise.
11119 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
11120 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
11121 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
11122 insn, hand it off to dwarf2out_stack_adjust.
11123 (dwarf2out_begin_prologue): Initialize args_size.
11124 * frame.h (struct frame_state): Add args_size.
11125 * libgcc2.c (__throw): Use args_size.
11126 * final.c (final_scan_insn): If we push args, hand off all insns
11127 to dwarf2out_frame_debug.
11128 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
11130 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
11131 Handle epilogue restore of SP from FP.
11132 * emit-rtl.c (gen_sequence): Still generate a sequence if the
11133 lone insn has RTX_FRAME_RELATED_P set.
11135 * frame.c (extract_cie_info): Handle "e" augmentation.
11136 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
11137 absence of UNALIGNED_*_ASM_OP.
11138 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
11139 (output_call_frame_info): Use "e" instead of "z" for augmentation.
11140 Don't emit augmentation fields length.
11141 (dwarf2out_do_frame): Move outside of #ifdefs.
11142 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
11145 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
11146 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
11147 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
11148 * sparc/sun4gas.h: New file.
11149 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
11151 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
11152 __register_frame_table and __deregister_frame.
11154 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
11156 * except.c (find_exception_handler_labels): Use xmalloc instead of
11157 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
11160 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
11162 * Makefile.in: Various changes to build info files
11163 in the object tree rather than the source tree.
11165 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
11167 * fixinc.math: New file to fix math.h on some systems.
11168 * configure.in (freebsd, netbsd): Use fixinc.math on these
11170 * configure: Rebuilt.
11172 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
11174 * regmove.c (regmove_optimize): If we end up moving the
11175 original insn due to lifetime overlaps, make sure to move
11178 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
11180 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
11182 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
11184 * haifa-sched.c (add_branch_dependences): Make each insn in
11185 a SCHED_GROUP_P block explicitly depend on the previous insn.
11187 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
11189 * except.h: Prototype dwarf2 hooks.
11192 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
11194 * configure.in (native_prefix): Delete.
11195 (mips-dec-netbsd): Don't set prefix.
11196 (*linux*): Don't set prefix.
11198 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
11200 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
11201 defined. If not defined, include <sys/varargs.h> if
11202 HAVE_SYS_VARARGS_H is defined.
11203 * configure.in: Test for varargs.h and sys/varargs.h.
11204 * configure: Regenerate with autoconf.
11205 * config.in: Regenerate with autoheader.
11207 * cpplib.c (quote_string): Cast first arg of sprintf call
11208 from "unsigned char *" to "char *".
11209 (output_line_command): Ditto.
11210 (macroexpand): Ditto.
11211 (do_line): Cast atoi arg from "unsigned char *" to "char *".
11213 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
11215 * version.c: Bump for snapshot.
11217 * Makefile.in (compare): Exit with nonzero status if there
11218 are comparison failures. Note which files failed the
11219 comparison test in .bad_compare.
11221 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11223 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
11225 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
11227 * Makefile.in (LN, LN_S): New macros, use where appropriate.
11228 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
11229 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
11230 * configure: Regenerated.
11232 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
11234 * loop.c (strength_reduce): Fix typo.
11236 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
11238 * m88k/m88k.c (struct option): Rename to struct options.
11239 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
11240 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
11241 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
11242 __DOLPHIN__ or sysV88.
11244 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
11246 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
11249 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
11251 * config.sub: Accept 'amigados' for backward compatability.
11253 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11255 * Makefile.in (testsuite/site.exp): New target.
11256 (check-gcc, check-g++): Depend on testsuite/site.exp.
11257 Don't stop for failure.
11259 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
11261 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
11262 if DWARF2_UNWIND_INFO.
11264 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
11266 Add support for exception handling using DWARF 2 frame unwind info.
11267 Currently works on SPARC and MIPS, and almost on x86.
11269 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
11270 next_stack_level, in_reg_window): Helper fns.
11271 (__throw): Implement for DWARF2_UNWIND_INFO.
11273 * expr.c (expand_builtin): Handle builtins used by __throw.
11274 * tree.h (enum built_in_function): Add builtins used by __throw.
11275 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
11276 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
11277 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
11278 (expand_builtin_extract_return_addr): Likewise.
11279 (expand_builtin_frob_return_addr): Likewise.
11280 (expand_builtin_set_return_addr_reg): Likewise.
11281 (expand_builtin_eh_stub): Likewise.
11282 (expand_builtin_set_eh_regs): Likewise.
11283 (eh_regs): Choose two call-clobbered registers for passing back values.
11285 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
11286 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
11287 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
11288 (stmp-multilib): Likewise.
11289 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
11291 * except.c: #include "defaults.h".
11292 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
11293 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
11294 (register_exception_table_p): New fn.
11295 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
11296 (end_eh_unwinder): Likewise.
11298 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
11299 call __register_frame and __deregister_frame as needed.
11300 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
11301 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
11302 EH_FRAME_SECTION_ASM_OP.
11303 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
11304 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
11305 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
11307 * dwarf2out.c (output_call_frame_info): If no support for
11308 EXCEPTION_SECTION, mark the start of the frame info with a
11310 * collect2.c (frame_tables): New list.
11311 (is_ctor_dtor): Recognise frame entries.
11312 (scan_prog_file): Likewise.
11313 (main): Pass -fno-exceptions to sub-compile. Also do collection
11314 if there are any frame entries.
11315 (write_c_file_stat): Call __register_frame_table and
11316 __deregister_frame as needed.
11317 (write_c_file_glob): Likewise.
11319 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
11320 Also require unaligned reloc support.
11321 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
11322 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
11323 * sparc/sysv4.h: Not here.
11325 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
11326 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
11327 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
11329 * libgcc2.c (L_eh): Reorganize, moving code shared by different
11330 EH implementations to the top.
11331 (find_exception_handler): Split out. Start from 0. Compare against
11333 (__find_first_exception_table_match): Use it.
11334 * except.c (output_exception_table): Don't do anything if there's
11335 no table. Don't output a first entry of zeroes.
11336 (eh_outer_context): Adjust properly.
11337 (add_eh_table_entry): Use xrealloc.
11338 * toplev.c (compile_file): Just call output_exception_table.
11340 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
11342 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
11344 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
11346 * except.c (eh_outer_context): Do masking using expand_and.
11348 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
11350 Add port done awhile ago for the ARC cpu.
11351 * arc/arc.h: New file.
11352 * arc/arc.c: New file.
11353 * arc/arc.md: New file.
11354 * arc/initfini.c: New file.
11355 * arc/lib1funcs.asm: New file.
11356 * arc/t-arc: New file.
11357 * arc/xm-arc.h: New file.
11358 * ginclude/va-arc.h: New file.
11359 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
11360 * ginclude/varargs.h: Likewise.
11361 * Makefile.in (USER_H): Add va-arc.h.
11362 * configure.in (arc-*-elf*): Recognize.
11363 * longlong.h: Add ARC support.
11365 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
11367 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
11368 when clearing non-BLKmode data.
11370 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
11372 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
11373 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
11375 * xm-m88k.h (USG): Only define if it hasn't already been defined.
11377 * Makefile.in (risky-stage1): Delete gratutious whitespace.
11379 * Makefile.in (clean): Delete libgcc1-test.
11381 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
11383 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
11385 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
11388 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11390 * dwarf2out.c (output_call_frame_info): Call named_section.
11392 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
11394 * haifa-sched.c (print_value): Fix last change.
11396 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
11398 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
11401 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
11403 * mips.c (function_prologue): Set up the CFA when ABI_32.
11405 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
11406 for dwarf2 unwind info.
11407 (output_function_prologue, sparc_flat_output_function_prologue): Same.
11409 * final.c (final_end_function): Check dwarf2out_do_frame instead
11410 of DWARF2_DEBUG for dwarf2 unwind info.
11411 (final_scan_insn): Likewise.
11412 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
11415 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
11418 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
11420 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
11422 * v850.h (ASM_SPEC): Pass on target processor.
11423 (CPP_PREDEFINES): Only define if not already specified.
11424 (TARGET_VERSION): Only define if not already specified.
11425 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
11427 (EXTRA_SWITCHES): Extra entries in the switches array.
11428 (TARGET_DEFAULT): Set default target processor.
11430 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
11432 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
11433 cases, add %# and %/, and add : to make them into extended asms.
11435 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
11437 * alias.c (init_alias_analysis): Clean up incompatible pointer
11438 type warning in bzero.
11439 * regmove.c (regmove_optimize): Ditto.
11440 * haifa-sched.c (find_rgns): Ditto.
11442 * haifa-sched.c (print_value): Clean up ptr->int cast
11445 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
11447 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
11448 * install.texi (Configurations): Ditto.
11449 * config.sub: Ditto.
11451 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
11453 * Makefile.in (sdbout.o): Depend on insn-config.h.
11455 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
11457 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
11458 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
11460 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
11462 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
11463 prologue insn, only the first elt is significant.
11464 (output_call_frame_info): For exception handling, always use 4-byte
11465 fields as specified by the dwarf2 spec.
11466 Don't skip trivial FDEs.
11468 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
11470 * version.c: Bump for snapshot.
11472 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
11474 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
11475 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
11478 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
11480 * final.c (shorten_branches): During first pass, assume worst
11481 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
11483 * Makefile.in (distclean): Remove various things left around
11484 by running the testsuite.
11486 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
11488 * configure.in (out_file): Emit definition to config.status in order
11489 to have a defined value for configure.lang.
11490 * configure: Re-built.
11492 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
11494 * configure.in: Make symlink to as-new rather than as.new. Similarly
11496 * configure: Rebuilt.
11498 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
11500 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
11502 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
11504 * sparc/sparc.md: Add ultrasparc scheduling support.
11505 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
11507 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
11509 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
11510 as initial value for real_label_map.
11511 (copy_for_inline): Likewise.
11513 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11515 * sched.c (update_flow_info) When looking if to set found_split_dest
11516 or found_orig_dest, look at all parts of a PARALLEL.
11517 * haifa-sched.c (update_flow_info): Likewise.
11519 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
11521 * v850: New directory for v850 port.
11522 * v850/lib1funcs.asm: New file.
11523 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
11524 * ginclude/va-v850.h: New file.
11525 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
11526 * configure.in (mn10200-*-*): New target.
11527 * configure: Rebuilt.
11528 * config.sub: Handle v850-elf.
11529 * Makefile.in (USER_H): Add va-mn10200.h.
11530 * invoke.texi: Document v850 stuff.
11532 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
11534 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
11535 has integer TYPE_{MAX,MIN}_VALUE before using them.
11537 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
11538 __HPUX_ASM__ versions.
11540 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
11542 * install.sh: Delete duplicate install script.
11544 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
11546 * reg-stack.c (subst_stack_regs): Pop the stack register for a
11547 computed goto which sets the same stack register.
11549 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
11550 destination are both on the regstack.
11551 (subst_stack_regs_pat): Put the destination at the top of the regstack.
11553 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
11555 * mips.md (nonlocal_goto_receiver): Define.
11557 * profile.c (output_arc_profiler): Check next_insert_after for non
11558 NULL before deferencing it.
11560 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
11562 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
11564 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
11566 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
11568 * toplev.c (rest_of_compilation): For passes starting with
11569 flow_analysis, use print_rtl_with_bb instead of print_rtl.
11571 * print-rtl.c (print_rtl_single): Print a single rtl value to a
11574 * flow.c (print_rtl_with_bb): Print which insns start and end
11575 basic blocks. For the start of a basic block, also print the live
11578 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
11580 * toplev.c (main): Change #elif to #else/#ifdef
11582 * tlink.c: Include ctype.h.
11583 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
11585 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
11587 * bitmap.c: Conditionally include stdlib.h.
11588 (free): Provide a declaration if NEED_DECLARATION_FREE.
11590 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
11592 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
11594 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
11596 * profile.c (output_arc_profiler): Verify next_insert_after is an
11597 INSN before and after skipping a stack pop.
11599 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11601 * final.c (shorten_branches): Don't count the lengths of deleted
11604 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
11606 * version.c: Bump for snapshot.
11608 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
11610 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
11611 two bitmaps ANDed together.
11612 (bitmap_print): Declare.
11614 * bitmap.c (function_obstack): Don't declare any more.
11615 (bitmap_obstack): Obstack for allocating links from.
11616 (bitmap_obstack_init): New static to say whether to initialize
11618 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
11619 (bitmap_release_memory): Free all memory allocated from
11622 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
11623 EXECUTE_IF_AND_IN_BITMAP.
11625 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
11627 * alias.c (true_dependence): Address with AND can alias scalars.
11628 (anti_dependence, output_dependence): Likewise.
11630 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
11632 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
11634 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
11635 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
11636 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
11637 definitions. Use -qrtems instead of -mrtems.
11639 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
11641 * xm-sco5.h (sys_siglist): Define.
11642 (SYS_SIGLIST_DECLARED): Likewise.
11644 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
11646 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
11648 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
11650 * except.c (eh_outer_context): Expand masking operation using
11653 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
11655 * alpha.md (floatdisf2-1): New pattern.
11657 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
11659 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
11660 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
11661 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
11662 * gcc.texi: Note that if you define sys_siglist that you should
11663 also define SYS_SIGLIST_DECLARED.
11665 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
11666 are relative to the next instruction, not the current instruction.
11668 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
11670 * local-alloc.c (contains_replace_regs): New function.
11671 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
11672 verify that there is no existing REG_EQUIV note, and add a call to
11673 contains_place_regs.
11675 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11677 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
11678 (STARTFILE_SPEC): Always use crtbegin.o%s
11679 (ENDFILE_SPEC): Always use crtend.o%s.
11681 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
11683 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
11685 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
11686 SFmode for 64 bit hosts.
11688 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
11690 * fixincludes: Permits spaces between # and define. Discard C++
11691 comments in sys/pci.h on HP/UX 10.20.
11693 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
11695 * version.c: Bump for snapshot.
11697 * pa.c (restore_unscaled_index_insn_codes): New function.
11698 (record_unscaled_index_insn_codes): Likewise.
11699 (output_function_prologue): Call restore_unscaled_index_insn_codes.
11700 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
11701 (pa_reorg): Call record_unscaled_index_insn_codes.
11703 * haifa-sched.c (move_insn): Handle notes correctly for insns
11704 with SCHED_GROUP_P set.
11706 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11708 * alpha/xm-linux.h (USE_BFD): Undef before define.
11710 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
11712 * cse.c (cse_insn): Don't record BLKmode values.
11714 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
11716 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
11718 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
11720 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
11721 * collect2.c (sys_errlist): Likewise.
11722 * cpplib.c (sys_errlist): Likewise.
11723 * gcc.c (sys_errlist): Likewise.
11724 * protoize (sys_errlist): Likewise.
11725 * configure.in: Check for strerror.
11726 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
11727 * xm-gnu.h (HAVE_STRERROR): Likewise.
11728 * xm-linux.h (HAVE_STRERROR): Likewise.
11729 * xm-netbsd.h (HAVE_STRERROR): Likewise.
11730 * xm-bsd386.h (HAVE_STRERROR): Likewise.
11731 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
11732 * xm-dos.h (HAVE_STRERROR): Likewise.
11733 * xm-mingw32.h (HAVE_STRERROR): Likewise.
11734 * xm-pa.h (HAVE_STRERROR): Likewise.
11735 * xm-papro.h (HAVE_STRERROR): Likewise.
11736 * xm-sysv4.h (HAVE_STRERROR): Likewise.
11737 * configure, config.in: Rebuilt.
11739 * Makefile.in: Add several missing "else true" clauses.
11741 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
11742 * mips-tfile.c: Likewise.
11743 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
11744 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
11745 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
11746 * configure.in: Check for sys_siglist declaration.
11747 * configure, config.in: Rebuilt.
11749 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
11751 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
11752 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
11753 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
11754 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
11755 * rs6000/sysv4.h (extra_subtarget_switches): Added new
11756 macro EXTRA_SUBTARGET_SWITCHES.
11757 * configure.in (sh*-*-rtems*): New target.
11758 * sh/rtems.h: New file.
11759 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
11760 * configure: Rebuilt.
11762 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
11764 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
11766 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
11768 * rs6000.md: Make DF fused-add operations pay attention to
11771 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
11773 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
11775 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
11777 * pa.md (reload_peepholes): Make sure operand is a REG before
11778 examining REGNO. Allow general registers too.
11780 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
11782 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
11784 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
11786 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
11787 to reallocate abbrev_die_table.
11789 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
11791 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
11793 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
11795 * Makefile.in (config.status): Depend on version.c
11797 * expr.h (insn_gen_function): Reenable prototype.
11799 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
11802 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
11804 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
11806 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
11808 * version.c: Bump for latest snapshot.
11810 * bc-optab.c: Conditionally include stdlib.h.
11811 (free): Provide a declaration if NEED_DECLARATION_FREE.
11812 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
11813 * rtl.h (free): Remove declaration.
11814 * tree.h (free): Remvoe declaration.
11816 * configure: Rebuilt.
11818 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
11820 * flags.h (flag_move_all_movables): Declare.
11821 (flag_reduce_all_givs): Likewise.
11822 * loop.c (move_movables): Handle flag_move_all_movables.
11823 (strength_reduce): Handle flag_reduce_all_givs.
11824 * toplev.c (flag_move_all_movables): Define.
11825 (flag_reduce_all_givs): Likewise.
11826 (f_options): Add -fmove-all-movables and -freduce-all-givs.
11827 * invoke.texi: Document new options, including alias stuff that
11828 wasn't included last time.
11830 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
11832 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
11833 * t-mn10200: Ditto.
11834 * t-vxsparc: Ditto.
11835 * t-vxworks68: Ditto.
11836 * t-vxworks960: Ditto.
11839 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
11841 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
11842 if not already defined, and USE_C_ALLOCA not defined.
11844 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
11846 * config.guess: Replace with script that uses ../config.guess.
11848 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
11849 if USE_GNULIBC_1 is not defined.
11851 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
11853 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
11854 * config.guess: Recognize alpha-linux-gnulibc1.
11855 * configure.in (alpha-*-linux-gnulibc1): New target.
11856 (alpha-*-linux-gnu*): Don't build crtbegin/end.
11858 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
11860 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
11863 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
11865 * loop.c (combine_movables): Earlier insns don't match later ones.
11867 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11869 * config/linux.h (CC1_SPEC): Define it only if not defined.
11871 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
11874 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
11875 USE_GNULIBC_1 is not defined.
11877 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
11879 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
11880 as 1 if USE_GNULIBC_1 is not defined.
11882 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
11884 * reorg.c (dbr_schedule): Allow current_function_return_rtx
11885 to be something other than a REG.
11886 * function.c (expand_function_end): Fix current_function_return_rtx
11887 if it was a pseudo.
11889 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
11890 * x-netbsd: Likewise
11891 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
11892 (INSTALL_HEADERS): Delete.
11893 * x-dguxbcs: Likewise.
11894 * x-hp3bsd44: Likewise
11897 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
11899 * i386.md (pop): pop increments the stack pointer.
11900 (prologue_set_stack_ptr): New pattern.
11901 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
11904 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
11906 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
11907 address where an offsettable address is required.
11909 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
11911 * loop.c (check_final_value): Don't miss a biv increment in a
11914 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
11916 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
11917 TYPE_DECL_IS_STUB instead of DECL_NAME.
11919 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11921 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
11923 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
11925 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
11927 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
11929 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
11930 (find_post_sched_live): Likewise.
11932 * haifa-sched.c (schedule_block): Remove old code to get arguments
11933 from hard regs into pseudos early.
11935 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
11937 * version.c: Bump for new snapshot.
11939 * local-alloc.c (update_equiv_regs): All the target to reject
11940 promotion of some REG_EQUAL to REG_EQUIV notes.
11941 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
11943 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
11946 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
11947 store of the argument registers.
11949 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
11951 * fold-const.c (multiple_of_p): New function.
11952 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
11954 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
11956 * expr.h (insn_gen_function): Temporarily remove prototype.
11958 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
11960 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
11961 filenames. Use sed to extract base filename for install.
11963 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
11965 * unroll.c (find_splittable_givs): Only share if two givs have the
11966 same add and multiply values.
11968 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
11970 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
11971 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
11973 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
11975 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
11976 around branch tables.
11977 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
11978 and .end_brtab directives if TARGET_GAS.
11980 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
11982 * alias.c (true_dependence): Pass x_addr not x to varies.
11984 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
11985 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
11986 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
11988 * config.in, configure: Regenerate.
11990 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
11992 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
11994 (record_set): Handle LO_SUM like PLUS.
11995 (init_alias_analysis): When following chains of base addresses,
11996 do not stop on reaching a hard register.
11998 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
12000 * version.c: Bump for new snapshot.
12002 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
12004 * alpha.h (ARCH_ASM_FILE_START): Define.
12005 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
12006 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
12008 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
12010 * Makefile.in (install-common): Put gcov comment at start of line.
12012 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
12014 * alias.c (init_alias_analysis): When simplifying the reg_base_value
12015 array, simplify entries for hard registers too.
12017 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
12019 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
12022 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
12024 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
12025 block_stack before dereferencing it.
12027 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
12029 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
12031 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
12033 * cplus-dem.c: Add 'extern' to prepends_underscore.
12035 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
12037 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
12038 (get_issue_rate): Delete.
12039 * pa.h (ISSUE_RATE): Define.
12041 * configure.in: Turn on haifa by default for the PA.
12042 * configure: Rebuilt.
12043 * pa.c (override_options): Accept -mschedule=7200 option.
12044 (pa_adjust_cost): No longer need to scale costs for newer
12046 * pa.h (enum processor_type): Add PROCESSOR_7200.
12047 * pa.md: Revamp scheduling parameters to work better with
12048 haifa. Add scheduling parameters for the 7200.
12050 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
12052 (schedule_block): When adjusting basic_block_{head,end}, account
12053 for movement of SCHED_GROUP_P insns too.
12055 * haifa-sched.c (debug_dependencies): Fix thinko.
12057 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
12058 (site.exp, check, check-g++, check-gcc): New targets.
12060 * haifa-sched.c: Make lots of variables static.
12062 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12064 * expr.h, real.h: Finish prototyping.
12066 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
12068 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
12069 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
12070 * reload1.c: Undo bugfix from Aug 11.
12072 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
12074 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
12075 quotes around the name.
12076 * configure: Regenerate.
12078 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
12080 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
12082 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
12084 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
12085 to sub-makes to avoid building more passes than the user might have
12086 requested on the command line.
12088 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
12090 * configure.in: Expurgate `broken_install' (install is
12093 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
12096 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
12098 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
12099 functions and declarations.
12100 (analyze_loop_iterations): Use condjump_p.
12101 (insert_bct): Likewise. Use exact_log2.
12103 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
12105 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
12106 (schedule_region): Likewise.
12107 (schedule_insns): Likewise.
12109 * PROJECTS: Update with Haifa stuff.
12111 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
12113 * version.c: Change the version string to look like:
12114 egcs-2.90.00 970814 (gcc2-970802 experimental).
12116 * loop.c (is_conditional_branch): Make definition match declaration.
12118 * gcc.c: Take out experimental snapshot warning message.
12120 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
12122 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
12123 print out the names of the notes. Print out the name of the insn
12124 that is not a note, and not an {,CALL_,JUMP_}INSN.
12126 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
12128 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
12129 again for the slot after we give it RTL.
12131 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
12133 * configure.in (haifa configury): Fix typo.
12134 * configure: Regenerate.
12136 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
12138 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
12140 * gcc.info*: Rebuilt.
12142 * COPYING.g77, README.g77: New files.
12143 * real.c (ereal_unto_float, ereal_unto_double): New functions.
12144 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
12145 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
12147 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
12149 * Integrate Haifa instruction scheduler.
12150 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
12151 to sched with $(SCHED_CFLAGS.
12152 * configure.in: Handle --enable-haifa.
12153 * configure: Rebuilt.
12154 * flags.h: Add new flags for haifa instruction scheduler.
12155 * genattrtab.c (expand_units): For haifa, don't subtract one
12156 when computing blockage.
12157 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
12158 (flag_schedule_speculative): Ditto.
12159 (flag_schedule_speculative_load): Ditto.
12160 (flag_schedule_speculative_load_dangerous): Ditto.
12161 (flag_schedule_reverse_before_reload): Ditto.
12162 (flag_schedule_reverse_after_reload): Ditto.
12163 (flag_branch_on_count_reg): Ditto.
12164 (f_options): Add Haifa switches.
12165 (main): Turn off some Haifa options if appropriate macro is
12166 defined. Process Haifa switches.
12167 * unroll.c (iteration_info): No longer static, since Haifa
12169 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
12170 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
12171 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
12172 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
12173 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
12174 storage for the Haifa scheduler.
12175 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
12177 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
12178 are defined, call analyze_loop_iterations and insert_bct to use
12180 (record_giv): Refine test for jumps out of loops if HAIFA is
12182 (analyze_loop_iterations): New function to identify if we can use
12184 (insert_bct): Insert countdown loop.
12185 (instrument_loop_bct): Low level code to insert countdown loop.
12186 (loop_number): Calculate UID of loop.
12187 (indirect_jump_in_function_p): Return true if an indirect jump is
12189 (is_power_of_2): Return true if value is a power of 2.
12190 (is_conditional_branch): Return true if insn is a conditional
12192 (fix_bct_param): Process -fbct-{min,max}-N switches.
12193 (check_bct_param): Return true if loop should be instrumented.
12194 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
12195 (loop_optimize): Initialize.
12196 (get_condition_for_loop): Ditto.
12197 * loop.c (strength_reduce): Inside of code that uses #ifdef
12198 HAVE_decrement_and_branch_on_count code, test it to make sure the
12200 (instrument_loop_bct): Ditto.
12201 * haifa-sched.c: New file.
12204 * Integrate regmove pass.
12205 * Makefile.in (OBJS): Add regmove.o
12206 (regmove.o): Add dependencies.
12207 * flow.c (find_use_as_address): No longer static.
12208 * rtl.h (find_use_as_address): Declare.
12209 * toplev.c (regmove_dump, flag_regmove): Define.
12210 (f_options): Add -fregmove.
12211 (regmove_dump_file, regmove_time): Define.
12212 (fatal_insn): Close the regmove dump file.
12213 (compile_file): Initialize regmove_time; open/close the regmove dump
12214 file as needed. Print regmove time as needed.
12215 (rest_of_compilation): Run regmove pass if requested, dump
12216 RTL after regmove if requested.
12217 (main): If -O2 or more, turn on regmove. Handle dump switches.
12218 * regmove.c: New file.
12220 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
12222 * Integrate tlink patch from jason@cygnus.com
12223 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
12224 (process_command): Increment n_switches for them. Don't discard
12225 their args. Validate them.
12226 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
12228 (process_command): Set include_prefixes from COMPILER_PATH.
12229 (main): Set COLLECT_GCC_OPTIONS sooner.
12230 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
12231 * tlink.c, hash.c, hash.h: New files.
12232 * Makefile.in (USE_COLLECT2): Always use collect2.
12233 (collect2): Depend on and link in hash.o and tlink.o.
12234 (tlink.o, hash.o): Add dependencies.
12236 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
12238 * Integrate alias analysis changes from jfc@mit.edu
12239 * Makefile.in (OBJS): Add alias.o
12240 (alias.o): Add dependencies.
12241 * alias.c: New file.
12242 * sched.c: Remove alias analysis code. It lives in alias.c now.
12243 (sched_analyze_2): Add new arguments to true_dependence.
12244 (schedule_insns): Always call init_alias_analysis.
12245 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
12246 mark return value from such functions as a pointer and keep track of
12247 them for alias analysis. If a return value from a function is a
12248 pointer, mark it as such.
12249 * combine.c (distribute_notes): Handle REG_NOALIAS.
12250 * cse.c (struct write_data): Delete. No longer needed.
12251 (invalidate): Don't call set_nonvarying_address_components anymore.
12252 Use true_dependence to decide if an entry should be removed from
12254 (invalidate_memory): Remove WRITES argument, simplify appropriately.
12256 (note_mem_written): Similarly for WRITE_PTR argument.
12257 (invalidate_from_clobbers): Similarly for W argument.
12258 (invalidate_for_call): Remove memory elements from the hash table.
12259 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
12260 (cse_rtx_varies_p): New function. Derived from old
12261 cse_rtx_addr_varies_p.
12262 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
12263 Don't call note_mem_written anymore. Stack pushes invalidate the stack
12264 pointer if PUSH_ROUNDING is defined. No longer need to call
12265 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
12266 (skipped_writes_memory): Remove variable.
12267 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
12268 (invalidate_skipped_block): Simplify for new alias analysis code.
12269 (cse_set_around_loop): Likewise.
12270 (cse_main): Call init_alias_analysis.
12271 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
12272 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
12273 (f_options): Add new alias checking arguments.
12274 (main): Set flag_alias_check when optimizing.
12275 * local_alloc (validate_equiv_mem_from_store): Add new arguments
12276 to true_dependence.
12277 (memref_referenced_p): Likewise.
12278 * loop.c (NUM_STORES): Increase to 30.
12279 (prescan_loop): Only non-constant calls set unknown_address_altered.
12280 (invariant_p): Add new arguments to true_dependence.
12281 (record_giv): Initialize unrolled and shared fields.
12282 (emit_iv_add_mult): Call record_base_value as needed.
12283 * loop.h (struct induction): Add unrolled and shared fields.
12284 * unroll.c (unroll_loop): Call record_base_value as needed.
12285 (copy_loop_body): Likewise.
12286 (final_biv_value): Likewise.
12287 (final_giv_value): Likewise.
12288 (find_splittable_regs): Likewise. Only create one new pseudo
12289 if we have multiple address GIVs that were combined with the same
12290 dst_reg GIV. Note when a new register is created due to unrolling.
12291 * rtl.c (reg_note_name): Add REG_NOALIAS.
12292 * rtl.h (enum reg_note): Similarly.
12293 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
12294 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
12295 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
12296 (true_dependence, read_dependence, anti_dependence): Likewise.
12297 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
12298 (mark_user_reg, mark_reg_pointer): Likewise.
12301 * Integrate reload bugfix from Wilon which enables the PA port
12302 to bootstrap again.
12303 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
12304 OPERAND_ADDRESS when computing how many registers an insn needs.
12305 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
12307 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
12308 OPADDR_ADDR reload.
12309 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
12310 in reload_reg_use_in_op_addr do not reach the end.
12311 do not reach the end.
12312 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
12313 RELOAD_FOR_OPERAND_ADDRESS.
12315 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
12317 * egcs project officially starts.
12320 add-log-time-format: current-time-string