1 Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h.
4 (find_all_handler_type_matches): Add function prototype.
5 * eh-common.h (CATCH_ALL_TYPE): Definition added.
6 * except.c (find_all_handler_type_matches): Add function to find all
7 runtime type info in the exception table.
8 (output_exception_table_entry): Special case for CATCH_ALL_TYPE.
10 Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h.
14 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow',
15 `yhigh' and `bit' into the scope in which they are used.
16 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1',
17 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'.
19 * rs6000.c: Move include of output.h below tree.h. Include toplev.h.
20 (any_operand): Mark unused parameters `op' and `mode' with
22 (count_register_operand): Likewise for parameter `mode'.
23 (fpmem_operand): Likewise.
24 (short_cint_operand): Likewise.
25 (u_short_cint_operand): Likewise.
26 (non_short_cint_operand): Likewise.
27 (got_operand): Likewise.
28 (got_no_const_operand): Likewise.
29 (non_add_cint_operand): Likewise.
30 (non_logical_cint_operand): Likewise.
31 (mask_operand): Likewise.
32 (current_file_function_operand): Likewise.
33 (small_data_operand): Likewise for parameters `op' and `mode' but
34 only when !TARGET_ELF.
35 (init_cumulative_args): Mark parameters `libname' with
37 (function_arg_pass_by_reference): Likewise for parameters `cum',
39 (expand_builtin_saveregs): Likewise for parameter `args'.
40 (load_multiple_operation): Likewise for parameter `mode'.
41 (store_multiple_operation): Likewise.
42 (branch_comparison_operator): Likewise.
43 (secondary_reload_class): Likewise.
44 (print_operand): Add parentheses around & operation.
45 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED.
46 (output_epilog): Likewise. Cast argument to fprintf to int.
47 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED.
48 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl',
49 `attributes', `identifier' and `args'.
50 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'.
51 (rs6000_comp_type_attributes): Likewise for parameters `type1' and
53 (rs6000_set_default_type_attributes): Likewise for parameter `type'.
55 * rs6000.h (RTX_COSTS): Add parentheses around & operation.
56 (toc_section, private_data_section, trap_comparison_operator): Add
59 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add
62 * xcoffout.c: Include toplev.h, outout.h and dbxout.h.
64 * xcoffout.h (stab_to_sclass, xcoffout_begin_function,
65 xcoffout_begin_block, xcoffout_end_epilogue,
66 xcoffout_end_function, xcoffout_end_block,
67 xcoff_output_standard_types, xcoffout_declare_function,
68 xcoffout_source_line): Add prototypes.
70 Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com>
72 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM,
73 noticed by grahams@rcp.co.uk.
75 Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com>
77 * gcc.c (default_compilers): Use new | syntax to eliminate
80 Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com>
82 * alpha.c (alpha_function_name): Delete.
83 (alpha_ra_ever_killed): Notice current_function_is_thunk.
84 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise.
85 (alpha_start_function): Reorg from output_prologue.
86 (alpha_end_function): Reorg from output_epilogue.
87 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function.
88 (ASM_DECLARE_FUNCTION_SIZE): New.
89 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
90 (PROFILE_BEFORE_PROLOGUE): Set.
91 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function.
92 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
94 Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com)
96 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
98 1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
100 * expr.c (expand_assignment): Rework address calculation for structure
101 field members to expose more invariant computations to the loop
103 (expand_expr): Likewise.
105 Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com)
107 * local-alloc.c (block_alloc): Do not try to avoid false dependencies
108 when SMALL_REGISTER_CLASSES is nonzero.
110 Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de>
112 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol.
114 Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu>
116 * expr.c (get_memory_rtx): New function.
117 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin
120 * expmed.c (init_expmed): Initialize all elements of *_cost arrays.
122 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
124 * explow.c: Likewise.
125 * combine.c: Likewise.
126 * reload1.c: Likewise.
129 Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com>
131 * README.gnat: Add patch for new lang_decode_options interface.
133 Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
135 * except.c (start_catch_handler): Do nothing if EH is not on.
137 1998-06-24 Manfred Hollstein <manfred@s-direktnet.de>
139 * configure.in (gxx_include_dir): Initialize default value depending on
140 new flag --enable-version-specific-runtime-libs; remove superfluous default
141 initialization afterwards.
142 * configure: Regenerate.
144 Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
146 * toplev.c (rest_of_compilation): Revert May 15 change.
148 Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com>
150 * reload.c (find_reloads): Fix check for failure to match any
151 alternative, to account for Mar 26 change in initial "best" cost.
153 Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com>
155 * cpplib.c (do_line): Typo broke #line directive.
156 (cpp_message_from_errno): New function.
157 (cpp_error_from_errno): Call cpp_message_from_errno.
158 * cpplib.h (cpp_message_from_errno): New function.
160 Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
162 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New
163 functions to return exception descriptor information.
164 (find_exception_handler): Pass match_info field to runtime matcher,
165 not a descriptor table entry.
167 Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk>
169 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to
170 accompany previous Makefile.in (install-info) change.
172 Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
174 * eh-common.h (struct __eh_info): Remove coerced value field.
175 * libgcc2.c (find_exception_handler): Don't set coerced_value field.
176 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use
177 POINTER_SIZE instead of Pmode.
178 (expand_start_all_catch): Call start_catch_handler() if we are not
179 using new style exceptions.
181 Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com>
183 * varasm.c (assemble_variable): Remove reference to warn_bss_align.
185 Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
187 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2,
188 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3,
189 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto,
190 splits and peepholes): Change remaining generic gen_rtx calls to
191 specific genrtl ones.
192 * config/sparc/sparc.c: Likewise.
194 Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com>
196 * gcc.c (handle_braces): Recognize | between options as an or.
198 Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com)
200 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
201 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
203 * i386.md (exception_receiver): Define.
205 Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com>
207 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME,
208 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables.
209 (install-common): Use them.
211 * gcse.c (add_label_notes): New function.
212 (pre_insert_insn): Call it.
213 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and
214 pass the label to set_label_in_map.
216 Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk>
218 * Makefile.in (install-info): Fix typpo in previous change.
220 Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com>
222 * varasm.c (assemble_variable): Emit alignment warning.
224 Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
226 * Makefile.in (varasm.o): Depend on sdbout.h.
227 (sdbout.o): Depend on toplev.h.
229 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and
232 * final.c (shorten_branches): Cast first arg of `bzero' to char *.
234 * genextract.c (main): When creating insn-extract.c, mark variable
235 `i' with ATTRIBUTE_UNUSED.
237 * genpeep.c (main): When creating insn-peep.c, mark variables
238 `insn', `x' and `pat' with ATTRIBUTE_UNUSED.
240 * objc/init.c (__objc_tree_print): Wrap function definition in
243 * objc/objc-act.c (encode_array): Cast sprintf argument to `long'
244 and use %ld specifier.
245 (adorn_decl): Likewise, twice.
247 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
249 * sdbout.c: Include output.h and toplev.h.
250 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
251 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so.
252 (PUT_SDB_SIZE): Likewise.
254 * sdbout.h (sdbout_mark_begin_function): Add prototype.
256 * stmt.c (check_for_full_enumeration_handling): Cast argument of
257 `warning' to long and use %ld specifier.
259 * toplev.c (main): Likewise for `fprintf'.
261 * toplev.h (output_file_directive): Add prototype.
263 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
265 (precondition_loop_p): Likewise.
267 * varasm.c Include sdbout.h.
268 (assemble_static_space): Move sometimes-unused variable `rounded'
269 into the scope in which it is used.
271 * mips.c (gpr_mode): Don't say `static' twice.
273 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal.
275 * objc/objc-act.c (init_selector): Hide prototype and definition.
277 * optabs.c (gen_cond_trap): Remove unused variable `icode'.
279 * regmove.c (copy_src_to_dest): Likewise for `i'.
281 * mips-tfile.c (add_local_symbol): Cast width format specifier to int.
282 (add_ext_symbol): Likewise.
283 (add_file): Likewise.
284 (parse_def): Likewise.
285 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix
286 remaining format specifiers and arguments.
287 (write_object): Likewise, several times.
288 (read_seek): Likewise.
289 (out_of_bounds): Likewise.
290 (allocate_cluster): Likewise.
293 (xrealloc): Likewise.
296 * mips-tdump.c (print_symbol): Likewise.
298 Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk>
300 * Makefile.in (install-info): Use install-info program if
301 available, per GNU standard.
303 Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com)
305 * invoke.texi: Document -mrelax for the mn10300 and mn10200.
307 * basic-block.h (init_regset_vector): Delete declaration.
308 * flow.c (init_regset_vector): Make it static and add a prototype.
310 * bitmap.h (debug_bitmap): Declare.
312 * haifa-sched.c (debug_ready_list): Make static.
314 * toplev.h (fancy_abort): Declare.
316 Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org)
318 * basic-block.h (init_regset_vector): New declaration.
320 * Makefile.in (sdbout.o): Add insn-codes.h to dependency.
322 * global.c: Include machmode.h amd move hard-reg-set.h before
325 * haifa-sched.c (insn_issue_delay, birthing_insn_p,
326 adjust_priority, print_insn_chaino): New declaration.
327 (schedule_insns): Remove declaration.
328 (init_target_units, get_visual_tbl_length,
329 init_block_visualization): Add prototype.
331 * integrate.c (pushdecl, poplevel): Remove declaration.
333 * rtl.h (expand_expr): Remove declaration.
335 * loop.c (oballoc): Remove declaration.
336 (replace_call_address): Add prototype.
338 Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com)
340 * version.c: Bump for snapshot.
342 Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com)
344 * i386.c (output_fp_conditional_move): Don't bother handling
345 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns
346 prevent this from happening.
348 * i386.md (nonlocal_goto_receiver): Delete.
350 Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org)
352 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and
354 (INSTALL): cd $(srcdir) before make.
356 * flow.c (allocate_for_life_analysis, init_regset_vector):
359 * function.h (get_first_block_beg): New declaration.
361 * gbl-ctors.h (__do_global_dtors): Add prototype.
363 * gcov-io.h (__fetch_long): New declaration.
364 (__store_long): Likewise.
365 (__read_long): Likewise.
366 (__write_long): Likewise.
368 * gcov.c (print_usage): New declaration.
370 * Makefile.in (c-iterate.o): Depend on insn-codes.h too.
372 Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com)
374 * calls.c (expand_call): Initialize "src" and "dest".
375 * stmt.c (expand_return): Likewise.
376 * expmed.c (extract_split_bit_field): Similarly for "result"
377 * gcse.c (compute_hash_table): Mark first arg as unused.
378 * jump.c (jump_optimize): Initialize reversep.
379 * tree.c (make_node): Initialize length.
381 * c-common.c (check_format_info): Initialize length_char and
382 fci to keep -Wall quiet.
384 * except.c (jumpif_rtx): Put declaration and definition
385 inside a suitable #ifdef.
386 (jumpifnot_rtx): Delete dead function.
388 * i386.h (output_int_conditional_move): Declare.
389 (output_fp_conditional_move): Likewise.
390 (ix86_can_use_return_insn_p): Likewise.
392 * optabs.c (init_traps): Put prototype inside a suitable #ifdef.
394 Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk>
396 * alias.c: Include toplev.h
397 * caller-save.c: Include toplev.h
398 * combine.c: Include toplev.h
399 * flow.c Include toplev.h
400 * global.c: Include toplev.h
401 * jump.c: Include toplev.h
402 * local-alloc.c: Include toplev.h
403 * loop.c: Include toplev.h
404 * regmove.c: Include toplev.h
405 * stupid.c: Include toplev.h
406 * unroll.c: Include toplev.h
407 * Makefile.in: Add toplev.h dependencies.
409 Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com>
411 * regmove.c (copy_src_to_dest): Add decl for loop_depth.
413 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned.
414 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise.
415 Add parens to various macros.
417 Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
419 * c-typeck.c (pop_init_level): Warn about implicit zero initialization
422 Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com>
424 * varasm.c (assemble_start_function): Add weak_global_object_name.
425 * tree.c (get_file_function_name): Use it.
427 Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com)
429 * except.c (jumpif_rtx): Make static and add prototype.
430 (jumpifnot_rtx): Likewise.
432 * README.gnat: Add a build patch from Fred Fish.
434 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted.
436 * Makefile.in (c-iterate.o): Depend on expr.h.
438 Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org)
440 * except.h (emit_unwinder, end_eh_unwinder): Removed.
442 * dwarfout.c (getpwd): Add prototype.
443 (is_pseudo_reg, type_main_variant, is_tagged_type,
444 is_redundant_typedef): New declaration.
445 (output_decl): Add prototype for FUNC.
446 (type_main_variant): Make it static.
447 (is_tagged_type): Likewise.
448 (is_redundant_typedef): Likewise.
450 * expr.c (do_jump_by_parts_greater_rtx): Removed.
451 (truthvalue_conversion): Likewise.
453 * c-iterate.c: Include "expr.h".
454 (expand_expr): Use proper values when calling the function.
456 * explow.c (emit_stack_save): Add prototype for FCN.
457 (emit_stack_restore): Likewise.
459 * dwarf2out.c (getpwd): Add prototype.
461 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations.
463 * c-typeck.c (c_expand_asm_operands): Use proper values when calling
466 * c-lex.c (yyprint): Add prototype.
467 (check_newline, build_objc_string): Remove declaration.
469 * c-tree.h (comptypes_record_hook): Removed.
470 (finish_incomplete_decl): New prototype.
472 * alias.c (find_base_value): Add prototype.
473 (true_dependence): Add prototype for function argument.
475 * c-aux-info.c (xmalloc): Remove declaration.
477 Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com>
479 * i386.c: Include system.h. Remove redundant includes.
480 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED.
481 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes',
482 'identifier', 'args'.
483 (i386_valid_type_attribute_p): Likewise for 'attributes'.
484 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'.
485 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type',
487 (symbolic_operand): Likewise for 'mode'.
488 (call_insn_operand): Likewise.
489 (expander_call_insn_operand): Likewise.
490 (ix86_logical_operator): Likewise.
491 (ix86_binary_operator_ok): Likewise.
492 (emit_pic_move): Likewise.
493 (VOIDmode_compare_op): Likewise.
495 (str_immediate_operand): Likewise.
496 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy
497 (asm_output_function_prefix): Likewise for 'name'.
498 (function_prologue): Likewise for 'file', and 'size'.
499 (function_epilogue): Likewise.
501 1998-06-19 Jim Wilson <wilson@cygnus.com>
503 * loop.h (struct induction): Clarify comment for unrolled field.
504 * unroll.c (find_splittable_givs): Move set of unrolled field
505 after address validity check.
507 Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com>
509 * config/fp-bit.c (INLINE): Only define if not already defined.
511 1998-06-19 Manfred Hollstein <manfred@s-direktnet.de>
513 * Makefile.in (installdirs): Loop over directories in $(libsubdir)
514 creating probably missing ones, instead of single if statements.
516 Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
518 * c-common.c (truthvalue_conversion): Protect side effects in the
519 expression when splitting a complex value.
520 * fold-const.c (fold): Likewise.
522 Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de)
524 * cccp.c (hack_vms_include_specification): rewrite to handle
525 '#include <dir/file.h>' correctly.
527 Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org)
529 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined.
531 Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com)
533 * i386.c (notice_update_cc): Integer conditional moves don't
536 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag
537 to support LT, LE, GE, and GT signed integer comparisons.
538 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2,
539 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison
540 is LT, LE, GE, or GT.
541 (movdicc): Remove code resulting from an earlier patch which
542 didn't apply correctly.
544 Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
546 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't
547 consider a MEM in FP mode as equal.
549 Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com)
551 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for
552 duplicate declarations of a function.
554 Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org)
556 * config/float-i386.h: New.
558 * configure.in (i[34567]86-*-linux-*): Set float_format to i386.
560 Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com>
562 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid
563 indexed arrays. Call free at the end of the function for them.
564 * haifa-sched.c (schedule_insns): Likewise.
566 Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com>
568 * dwarf2out.c (size_of_string): Do count backslashes.
570 Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com>
572 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG
573 addressing when one register is the frame pointer or stack
574 pointer. Disallow REG+CONST addressing in HI mode.
576 Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
578 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to
581 Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
583 * Makefile.in (c-lang.o): Depend on output.h.
585 * c-lang.c: Include output.h.
587 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'.
589 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'.
591 * genrecog.c (write_subroutine): When writing insn-recog.c, mark
592 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem'
593 with ATTRIBUTE_UNUSED.
595 * regmove.c (copy_src_to_dest): Make function static to match its
598 * reload1.c Include hard-reg-set.h before rtl.h to get macro
599 HARD_CONST. Include machmode.h before hard-reg-set.h.
601 * rtl.h: Prototype `retry_global_alloc' and wrap with macro
602 HARD_CONST to protect usage of typedef HARD_REG_SET.
604 * tree.c: Prototype `_obstack_allocated_p'.
606 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro
609 Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
611 * pa.c: Include system.h and toplev.h. Remove redundant code.
612 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED.
613 (symbolic_operand): Likewise.
614 (symbolic_memory_operand): Likewise.
615 (pic_label_operand): Likewise.
616 (fp_reg_operand): Likewise.
617 (pre_cint_operand): Likewise.
618 (post_cint_operand): Likewise.
619 (ireg_or_int5_operand): Likewise.
620 (int5_operand): Likewise.
621 (uint5_operand): Likewise.
622 (int11_operand): Likewise.
623 (uint32_operand): Likewise.
624 (ior_operand): Likewise.
625 (lhs_lshift_cint_operand): Likewise.
626 (pc_or_label_operand): Likewise.
627 (legitimize_pic_address): Likewise.
628 (hppa_legitimize_address): Likewise for parameter `old'.
629 (output_block_move): Likewise for parameter `size_is_constant'.
630 (output_function_prologue): Likewise for parameter `size'.
631 (output_function_epilogue): Likewise.
632 (return_addr_rtx): Likewise for parameter `count'.
633 (output_mul_insn): Likewise for parameter `unsignedp'.
634 (hppa_builtin_saveregs): Likewise for parameter `arglist'.
635 (output_bb): Likewise for parameter `operands'.
636 (output_bvb): Likewise.
637 (function_label_operand): Likewise for parameter `mode'.
638 (plus_xor_ior_operator): Likewise.
639 (shadd_operand): Likewise.
640 (non_hard_reg_operand): Likewise.
641 (eq_neq_comparison_operator): Likewise.
642 (movb_comparison_operator): Likewise.
643 (pa_combine_instructions): Likewise for parameter `insns'.
645 * pa.h: Add prototypes for functions `output_deferred_plabels',
646 `override_options', `output_ascii', `output_function_prologue',
647 `output_function_epilogue', `print_operand',
648 `symbolic_expression_p', `reloc_needed', `compute_frame_size',
649 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand',
650 `pa_adjust_cost', `pa_adjust_insn_length' and
651 `secondary_reload_class'.
653 Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com>
655 * configure.in: Don't turn on collect2 unconditionally.
657 Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com>
659 * cse.c (cse_basic_block): Don't include NOTE insns in the count
660 that is used to decide whether or not it is time to erase the
663 Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
665 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero.
667 Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu>
669 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
670 (sched_analyze_2): Allow scheduling TRAP_IF.
672 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
674 * rtl.h (TRAP_CODE): New macro.
676 * rtl.def (TRAP_IF): Change second operand type to rtx.
678 * optabs.c (gen_cond_trap): New function.
679 (init_traps): New function.
680 (init_optabs): Call init_traps.
681 * expr.h: Declare gen_cond_trap.
683 * jump.c (jump_optimize): Optimize jumps to and around traps.
685 * sparc.md: Define trap instructions.
687 * rs6000.md: Define trap instructions.
688 * rs6000.c (print_operand): New code 'V' for trap condition.
689 (trap_comparison_operator): New function.
691 * m88k.md: Update use of TRAP_IF.
693 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
694 * c-decl.c (init_decl_processing): New builtin __builtin_trap.
695 * expr.c (expand_builtin): Handle BUILT_IN_TRAP.
697 * expr.c (expand_builtin): Error if __builtin_longjmp second argument
700 Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com>
702 * reload1.c (spill_hard_reg): Check mode of register when
703 spilling from scratch_list.
705 Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
707 * except.c (add_new_handler): fix bug in finding last region handler.
708 * libgcc2.c (find_exception_handler): Pass exception table pointer
709 to runtime type matcher, not the match info field.
711 Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
713 * eh-common.h (struct eh_context): Add comment for hidden use of
714 field dynamic_handler_chain.
715 * except.c (get_dynamic_handler_chain): Comment on, and use the
716 correct offset of the dynamic_handler_chain field.
718 1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com>
720 * mips/iris6.h (LINK_SPEC): Add -woff 131.
722 1998-06-17 Jason Merrill <jason@yorick.cygnus.com>
724 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init.
726 * configure.in: Don't disable collect2 when we have GNU ld.
728 Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com)
730 * fold-const.c (make_range): Do not widen the type of the expression.
732 * expr.c (check_max_integer_computation_mode): New function.
733 (expand_expr): Avoid integer computations in modes wider than
734 MAX_INTEGER_COMPUTATION_MODE.
735 * fold-const.c (fold): Likewise.
736 * tree.h (check_max_integer_computation_mode): Declare.
737 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it.
739 * configure.in (nm): Make a link to "nm" in the build tree too.
741 * mn10300.md (andsi3): Fix typo.
743 Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com>
745 * reload1.c (reload_cse_regs): Call bzero instead of looping.
747 Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com>
749 * dwarf2out.c (stripattributes): Prepend '*' to the section name.
751 Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com>
753 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns.
754 (output_prologue, output_epilogue): Merge VMS and OSF versions;
755 Remove anything related to the actual code generation.
756 (output_end_prologue): New function.
757 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions.
758 (alpha_does_function_need_gp): Return false for VMS.
759 (alpha_function_needs_gp): Make static.
760 (add_long_const): Delete.
761 (summarize_insn): Don't assume a SUBREG is of a REG.
762 Prototype all static functions. Rename VMS-specific global
764 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0.
765 (FUNCTION_BOUNDARY): Align to cache line.
766 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword.
767 (FUNCTION_END_PROLOGUE): New macro.
768 * alpha.md (attribute length): New. Mark all insns.
769 (return_internal, prologue_stack_probe_loop) New patterns.
770 (prologue, init_fp, epilogue): New patterns.
772 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define.
774 Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com>
776 * toplev.c (lang_options): Add -trigraphs option for cpplib.
778 Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
780 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS
781 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS
782 is earlier than RELOAD_FOR_INPUT_ADDRESS.
784 Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com>
786 * libgcc1-test.c (memcpy): Define.
788 Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com>
790 * genattrtab.c (struct attr_desc): Change int flags to bit
791 fields. Add bit fields for this being function_units_used
792 or *_blockage_range attributes.
793 (write_unit_name): New function to print a function unit name
795 (expand_units): Indicate whether this is function_units_used or
796 *_blockage_range attributes.
797 (write_toplevel_expr): Print function_units_used and
798 *_blockage_range attributes in a more friendly fashion.
799 (make_internal_attr): Indicate whether this attribute is either
800 function_units_used or *_blockage_range.
802 Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com>
803 Jim Wilson <wilson@cygnus.com>
805 * regmove.c (copy_src_to_dest): Do not copy src to dest if either
806 the source or destination is special.
808 Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com>
810 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop.
812 Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com)
814 * version.c: Bump for snapshot.
816 Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se>
818 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before
821 Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com>
823 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o.
824 (ENDFILE_SPEC): Add -lgloss.
826 Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
828 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
829 (large_int): Likewise.
830 (pc_or_label_operand): Likewise.
831 (call_insn_operand): Likewise.
832 (consttable_operand): Likewise.
833 (m16_uimm3_b): Likewise.
834 (m16_simm4_1): Likewise.
835 (m16_nsimm4_1): Likewise.
836 (m16_simm5_1): Likewise.
837 (m16_nsimm5_1): Likewise.
838 (m16_uimm5_4): Likewise.
839 (m16_nuimm5_4): Likewise.
840 (m16_simm8_1): Likewise.
841 (m16_nsimm8_1): Likewise.
842 (m16_uimm8_1): Likewise.
843 (m16_nuimm8_1): Likewise.
844 (m16_uimm8_m1_1): Likewise.
845 (m16_uimm8_4): Likewise.
846 (m16_nuimm8_4): Likewise.
847 (m16_simm8_8): Likewise.
848 (m16_nsimm8_8): Likewise.
849 (m16_usym8_4): Likewise.
850 (m16_usym5_4): Likewise.
851 (mips_move_1word): Change type of variable `i' from int to size_t.
852 (mips_move_2words): Likewise.
853 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
854 (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
855 (function_arg): Likewise.
856 (function_arg_partial_nregs): Mark parameter `named' with
858 (override_options): Use ISDIGIT instead of isdigit.
859 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
860 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
861 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
862 function `fatal' to long before printing. Use
863 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several
864 times in this function.
865 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
866 (function_epilogue): Likewise for parameters `file' and `size'.
867 Print an int with "%d" not "%ld".
868 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
869 (mips_function_value): Likewise for parameter `func'.
870 (function_arg_pass_by_reference): Likewise for parameters `cum'
872 (extend_operator): Likewise for parameter `mode'
873 (highpart_shift_operator): Likewise.
875 * mips.md (mul_acc_si): Remove unused variable `macc'.
877 Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com>
879 * fold-const.c (fold): Revert last change. It breaks constant
882 Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
884 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex
885 prevent operands from being evaluated twice.
887 Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru>
889 * toplev.c (lang_options): Add -remap as a preprocessor option.
891 Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com)
893 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code
894 which set CC_REVERSED since reload should ensure that
895 the operands are already the correct type.
897 Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com>
899 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than
902 Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu>
904 * config/rs6000/x-aix43 (AR): Delete.
905 (AR_FOR_TARGET_FLAGS): Add -X32_64 here.
907 Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com>
909 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote.
911 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
913 * mips.c (override_options): Replace word_mode with explicit
916 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
918 * regmove.c (regmove_optimize): If we can't replace the
919 destination in an insn that sets the source, generate an explicit
920 move of the source to the destination.
921 (copy_src_to_dest): New function.
922 (toplevel): Include basic-block.h
924 * Makefile.in (regmove.o): Add basic-block.h dependencies.
926 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
928 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
930 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
932 * rtl.h (rtx_def): Improve documentation.
933 (MEM_IN_STRUCT_P): Likewise.
935 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
937 * c-decl.c (start_decl): Correct test for -Wmain.
939 * c-decl.c (grokdeclarator): Remove unused variable "last".
941 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
943 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
944 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
945 Delete code storing value in static_chain_rtx.
946 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
947 to second expand_expr call.
949 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
951 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
953 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
955 * cppmain.c (fatal): New function.
956 * configure.in (cpp_main): New configuration variable.
957 * configure: Regenerated.
958 * Makefile.in (CCCP): Use a configuration variable to select basex
960 (cppmain$(exeext)): Add @extra_cpp_objs@.
962 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
964 * objc/objc-act.c: Add cpplib declarations.
965 (lang_decode_option): Initialize cpplib if necessary.
966 (lang_decode_option): New argc/argv interface.
967 * tree.h (lang_decode_option): New argc/argv interface.
968 * toplev.c (lang_options): Add cpp options.
969 (main): New interface for lang_decode_option.
970 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
971 unless -E, -M or -MM is specified.
972 * cpplib.h (cpp_handle_option): New function.
973 * cpplib.c (cpp_handle_option): New function.
974 (cpp_handle_options): Now calls cpp_handle_option.
975 * c-tree.h (c_decode_option): New argc/argv interface.
976 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
977 * c-lang.c (lang_decode_option): New argc/argv interface.
978 * c-decl.c: Add cpplib declarations.
979 (c_decode_option): New argc/argv interface.
980 (c_decode_option): Call cpp_handle_option.
981 (c_decode_option): Now returns number of strings processed.
983 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
985 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
986 changes. Abort if the undo fails.
988 1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com>
990 * config/rs6000/rs6000.c (output_prolog): Change locations and
991 directions of saving and restoring arguments of main on the stack.
993 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
995 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
996 for each alternative. Do not replace a CONST_INT with a REG unless
999 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
1001 * decl.c (init_decl_processing): Fix typo.
1003 * mips.c (gpr_mode): New variable.
1004 (override_options): Initialize gpr_mode.
1005 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
1006 determine size and offset of general purpose registers save slots.
1007 (save_restore_insns, mips_expand_prologue): Similarly.
1009 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
1010 between constant representations when we have (SUBREG (REG)) with
1011 REG equivalent to a constant.
1013 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
1015 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
1017 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
1019 * fold-const.c (fold): Even with otherwise constant trees, look for
1020 opportunities to combine integer constants.
1022 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
1024 * i386.c (notice_update_cc): Clear cc_status.value2 in the
1025 case of UNSPEC 5 (bsf).
1027 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
1028 conditional move instructions don't support signed integer
1031 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
1033 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
1036 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
1037 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
1040 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1042 * except.c (expand_start_catch): Rename to start_catch_handler.
1043 (expand_end_catch): Delete function.
1044 (expand_end_all_catch): Remove catch status that expand_end_catch
1046 * except.h (expand_start_catch): Rename prototype.
1047 (expand_end_catch): Delete prototype.
1049 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
1051 * invoke.texi: Add documentation for -mips4 and -mabi=*.
1053 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
1055 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
1056 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
1057 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
1059 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
1061 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
1062 as the threshold to permit splitting memory operations.
1064 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
1066 * mips.c (gpr_mode): New variable.
1067 (override_options): Initialize gpr_mode.
1068 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
1069 determine size and offset of general purpose registers save slots.
1070 (save_restore_insns, mips_expand_prologue): Similarly.
1072 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
1073 (LIBGCC2_CFLAGS): Remove -fexceptions.
1074 (LIB2FUNCS): Remove "_eh".
1075 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
1076 it with -fexceptions.
1078 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
1079 * local-alloc.c (block_alloc): Avoid creating false
1080 dependencies for targets which use instruction scheduling.
1082 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
1084 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
1085 (ASM_FINISH_DECLARE_OBJECT): Define;
1086 * mips/elf64.h: Likewise.
1088 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
1090 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
1092 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
1094 * version.c: Bump for snapshot.
1096 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
1098 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
1099 (mulsidi3_ppc64): Delete.
1101 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1103 * Makefile.in (varasm.o): Depend on dbxout.h.
1104 (cse.o): Depend on toplev.h and output.h.
1105 (gcse.o): Depend on output.h.
1107 * mips.c: Include system.h and toplev.h and remove redundant code.
1108 Include output.h after tree.h so all its prototypes get activated.
1109 * mips.md (table_jump): Remove unused variable `dest'.
1111 * sparc.h: Add prototype for `v8plus_regcmp_op'.
1113 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
1114 with __attribute__ ((__unused__)).
1115 (__frame_dummy): Provide prototype before use, wrap it with
1116 EH_FRAME_SECTION_ASM_OP.
1118 * cse.c: Move inclusion of <setjmp.h> above local headers.
1119 Include toplev.h and output.h.
1121 * dbxout.h: Add prototype for `dbxout_begin_function'.
1123 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
1124 ASM_OUTPUT_MAX_SKIP_ALIGN.
1126 * gcse.c: Include system.h and output.h.
1127 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
1128 Make extern instead of static.
1129 (compute_can_copy): Only declare variables `reg' and `insn' when
1130 AVOID_CCMODE_COPIES is not defined.
1131 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
1132 (hash_scan_clobber): Likewise for `x' and `insn'.
1133 (hash_scan_call): Likewise.
1134 (record_last_set_info): Likewise for `setter'.
1135 (mark_call): Likewise for `pat'.
1136 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
1138 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
1139 length parameter so that it multiplies the number of elements by
1140 the sizeof(element).
1142 * output.h: Add prototype for `weak_finish'.
1144 * recog.h: Likewise for `validate_replace_src'.
1146 * rtl.h: Likewise for `optimize_save_area_alloca',
1147 `fix_sched_param', `purge_addressof', `gcse_main',
1148 `regmove_optimize', `dbr_schedule', `branch_prob' and
1151 * toplev.h: Likewise for `set_float_handler' and
1152 `output_quoted_string'.
1154 * varasm.c: Include dbxout.h.
1156 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
1158 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
1159 GP_REG_P. Use gr_regs instead of GR_REGS.
1161 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
1162 Jeff Law <law@cygnus.com>
1164 * Revamped multiply support for MIPS chips.
1165 * mips.c (extend_operator): New function.
1166 (highpart_shift_operator): Likewise.
1167 * mips.h: Declare new functions.
1168 (PREDICATE_CODES): Add support for new predicates.
1169 * mips.md (mulsi3 expander): Simplify.
1170 (mulsi_mult3): Add another constraint alternative. Support
1171 3 operand multiply instructions as found on various mips
1173 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
1174 (mul_acc_si): New pattern and associated splitters.
1175 (mulsidi3 expander): Rework to use mulsidi3_64bit and
1177 (umulsidi3): New expander.
1178 (mulsidi3_internal): Accept either sign or zero extended
1179 operands and generate code as appropriate appropriately.
1180 (mulsidi3_64bit): Similarly.
1181 (smulsi3_highpart): Turn into an expander and generate code
1182 to match new patterns.
1183 (umulsi3_highpart): Likewise.
1184 (xmulsi3_highpart_internal): New pattern.
1185 (maddi patterns): Delete. Replace with:
1186 (mul_acc_di, mul-acc_64bit_di): New patterns.
1188 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1190 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
1191 flag_new_exceptions runtime flag.
1192 (struct old_exception_table): New struct which represents what
1193 the exception table looks like without the new model.
1194 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
1195 flag that this is a new style table.
1196 * except.h: Remove compile time flag NEW_EH_MODEL.
1197 (expand_builtin_eh_stub_old): New prototype.
1198 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
1199 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
1200 * c-decl.c (init_decl_processing): Add new builtin function
1201 __builtin_eh_stub_old.
1202 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
1203 * flags.h (flag_new_exceptions): New runtime flag.
1204 * toplev.c (flag_new_exceptions): Initialize default to 0,
1205 -fnew-exceptions sets to 1.
1206 * except.c (output_exception_table_entry): Output New style exception
1207 identifier into table, and replace compile time flag NEW_EH_MODEL
1208 with runtime flag flag_new_exceptions.
1209 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
1210 (expand_builtin_eh_stub_old): Duplicates original functionality of
1211 expand_builtin_eh_stub.
1212 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
1213 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
1214 (old_find_exception_handler): New func, same as find_exception_handler
1215 except it works on the old style exception table.
1216 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
1217 of identifier in the exception table, and call appropriate routines.
1219 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
1221 * function.c: Define current_function_cannot_inline.
1222 (push_function_context_to): Save it.
1223 (pop_function_context_from): Restore it.
1224 * function.h (struct function): Provide it a home.
1225 * output.h: Declare it.
1226 * integrate.c (function_cannot_inline_p): Check it.
1228 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
1230 * expr.c (force_operand): Detect PIC address loads before
1231 splitting arithmetic.
1233 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
1235 * version.c: Bump for snapshot.
1237 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
1239 * tree.c (tree_class_check): Add braces to eliminate ambigious
1241 (tree_check): Likewise.
1243 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
1245 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
1246 stack is the destination for conditional move insn.
1248 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
1250 * tree.h (TREE_VEC_END): Cast unused value to void.
1252 * i386.c (print_operand): Use %lx for long operand.
1254 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
1256 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
1258 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
1260 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
1261 conversion functions.
1263 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
1265 * toplev.c (flag_exceptions): Default to 0.
1266 (compile_file): Remove flag_exceptions == 2 hack.
1267 (main): Call lang_init_options.
1268 * tree.h: Declare it.
1269 * c-lang.c: Implement it.
1270 * objc/objc-act.c: Likewise.
1272 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
1274 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
1275 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
1276 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
1277 (output_function_profiler): Use asm_fprintf and fputs.
1279 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1281 * gencheck.c: Remove redundant stdio.h include. Add a definition
1282 of xmalloc for when we are forced to link with alloca.o.
1284 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
1287 * fold-const.c (constant_boolean_node): Make definition static to
1288 match the prototype.
1290 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
1292 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
1293 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
1294 (do_spec, input_filename, input_filename_length): Make public.
1295 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
1296 Call lang_specific_pre_link befor elinking.
1298 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
1300 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
1301 the insn which has the most insns dependent on it.
1303 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
1305 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
1307 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
1309 * alpha.md (insxh-1): New insxl pattern for combine.
1311 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
1313 * i386/i386.c (output_fp_conditional_move): New function
1314 to output floating point conditional move.
1315 (output_int_conditional_move): New function to output integer
1318 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
1319 output_int_conditional_move () to output int conditional move.
1320 (movsfcc+5, movdfcc+5, movxfcc+5): Call
1321 output_fp_conditional_move () to output floating point
1324 * i386/i386.c (put_condition_code): In INT mode, check
1325 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
1327 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
1329 * dbxout.c (dbxout_type): Output arrays of bits as if
1330 they were bitstrings for Chill
1332 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
1334 * tree.c (get_inner_array_type): New function.
1335 * tree.h (get_inner_array_type): Prototype.
1336 * expr.h (STACK_SAVEAREA_MODE): New macro.
1337 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
1338 STACK_SAVEAREA_MODE.
1339 (expand_builtin_longjmp): Likewise.
1340 * explow.c (emit_stack_save): Likewise.
1341 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
1343 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
1344 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
1345 * rs6000/aix43.h: New file.
1346 * rs6000/t-aix43: New file.
1347 * rs6000/x-aix41: New file.
1348 * rs6000/x-aix43: New file.
1349 * configure.in (rs6000-ibm-aix*): Use them.
1350 * rs6000/powerpc.h: Delete.
1351 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
1352 * rs6000/netware.h: and here.
1353 * rs6000/win-nt.h: and here.
1355 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
1357 (rs6000_override_options): Ignore flag_pic for AIX.
1358 (rs6000_immed_double_const): Delete.
1359 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
1360 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
1361 (num_insns_constant): mask64_operand() is 2 insns.
1362 (logical_operand): Don't assume 32-bit CONST_INT.
1363 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
1364 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
1365 (mask_constant): HOST_WIDE_INT parameter.
1366 (non_and_cint_operand): Delete.
1367 (mask64_operand): New function.
1368 (and64_operand): New function.
1369 (function_arg_advance): DImode arguments do not need special
1370 alignment when 64-bit.
1371 (function_arg): Likewise.
1372 (setup_incoming_varargs): Reverse reg_size assignment.
1373 (print_operand): HOST_WIDE_INT second parameter.
1374 (print_operand, 'B'): New case.
1375 (print_operand, 'M'): Fix typo in lossage string.
1376 (print_operandm 'S'): New case.
1377 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
1378 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
1379 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
1380 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
1381 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
1382 (rs6000_allocate_stack_space): Use {cal|la}.
1383 (output_epilog): Use {cal|la}
1384 (output_function_profiler): Add call glue to mcount call.
1385 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
1387 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
1388 (STACK_BOUNDARY): Depend on TARGET_32BIT.
1389 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
1390 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
1391 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
1392 64-bit mask operand.
1393 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
1394 (STACK_SAVEAREA_MODE): New macro.
1395 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
1396 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
1397 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
1398 (ASM_FILE_START): Emit 64-bit ABI directive.
1399 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
1400 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
1401 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
1402 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
1404 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
1405 Restore define_splits.
1406 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
1407 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
1408 Do not specify base register operand mode.
1409 (floatsidf2_loadaddr): Do not specify base register operand mode.
1410 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
1411 register; do not specify mode. Remove !TARGET_POWERPC64 final
1413 (floatsidf2_load): Do not specify base register operand mode. Remove
1414 !TARGET_POWERPC64 final constraint.
1415 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
1416 base register operand mode.
1417 (adddi3): Split large constants early.
1418 (absdi3): Shift by 63, not 31.
1419 (*mulsidi3_ppc64): New pattern.
1420 (rotldi3): Add masking combiner patterns.
1421 (anddi3): Add rldic{r,l} masking. Remove split of large constants
1422 because PPC insns zero-extend.
1423 (iordi3, xordi3): Split large constants early.
1424 (movsi matcher): Remove S and T constraints.
1425 (movsf const_double): create SImode constant from TARGET_DOUBLE.
1426 (movdf_hardfloat32): Add default abort() case.
1427 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
1428 (movdi): Remove 64-bit constant generator. Try to convert
1429 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
1430 (movdi_32): Add default abort() case.
1431 (movdi_64): Add numerous ways to split 64-bit constants.
1432 Make catch-all define_split more optimal and never FAIL.
1433 (movti_ppc64): Add default abort() case.
1434 (allocate_stack): Remove operand modes. Use Pmode.
1435 (restore_stack_block): Remove operand modes. Generate Pmode
1437 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
1438 temporary. Save area is double Pmode.
1439 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
1440 (call, call_value): Do not specify address operand mode. Choose
1441 appropriate AIX ABI.
1442 (*call_local64, *ret_call_local64): New patterns.
1443 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
1444 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
1445 (compare): Materialize DImode truthvalues.
1447 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
1449 * expr.c (safe_from_p): Avoid combinatorial explosion
1450 over duplicate SAVE_EXPRs by ensuring we never recurse
1451 on one that has already been visited.
1453 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
1455 * loop.c (check_dbra_loop): Initialise final_value before
1456 normalizing the loop.
1458 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1460 * reload1.c (reload_reg_free_for_value_p): New arguments out and
1461 reloadnum. Changed all callers.
1463 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
1465 * system.h: Add _() and N_() macros in preparation for gettext.
1467 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1469 * c-common.c (check_format_info): Put back check for C9x `hh'
1470 length modifier. Warn about %n format writing into const. Remove
1472 (format_char_info): Fix comments.
1474 * configure.in: Set float_format to m68k for all m68k targets that
1475 do not override LONG_DOUBLE_TYPE_SIZE.
1476 * config/float-m68k.h: New file.
1478 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
1480 * jump.c (jump_optimize): Remove debug messages accidentally left in
1481 with the previous change.
1483 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
1485 * expr.c (store_expr): Revert stray patch associated with
1488 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
1490 * jump.c (rtx_unsafe_p): New function.
1491 (jump_optimize): Use it on if/then/else transformations and
1492 conditional move transformations.
1494 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1496 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
1497 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
1498 Cope with CONST being out of range for the bitfield.
1500 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
1502 * expr.c (emit_move_insn_1): When moving complex values in several
1503 steps, emit a CLOBBER to show the destination dies.
1505 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
1507 * Makefile.in (site.exp): Use the object testsuite directory as
1508 the temporary directory.
1510 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
1511 address of an ADDRESSOF rtx.
1513 1998-06-02 Mike Stump <mrs@wrs.com>
1515 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
1516 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
1517 * i960.md (ret, flush_register_windows): Define.
1518 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
1520 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
1522 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
1524 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
1525 around an OSF/1 library bug wrt sign-extension of inputs.
1527 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
1529 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
1531 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
1533 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
1535 * varasm.c (assemble_variable): Augment alignment warning.
1537 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
1539 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
1540 in the presence of IEEE negative 0's.
1542 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
1544 * reload.c (find_reloads): Record the existing mode if
1545 operand_mode == VOIDmode before replacing a register with
1547 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
1548 i386_compare_op1 to const0_rtx for the benefit of the
1549 conditional move patterns.
1550 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
1551 based on suggestions from Jim Wilson.
1553 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
1555 * version.c: Bump for snapshot.
1557 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
1559 * Makefile.in (fixinc.sh): Update rules again.
1561 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
1563 * extend.texi: Bring back reference to trampoline paper.
1565 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
1567 * Makefile.in (USER_H): Add stdbool.h.
1568 * ginclude/stdbool.h: New file.
1570 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
1572 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
1575 * gcse.c (pre_delete): Fix code to determine the mode of
1576 the reaching pseudo register.
1578 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
1580 * Makefile.in (GEN): Add gencheck
1581 (STAGESTUFF): Add tree-check.h and gencheck.
1583 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
1585 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
1586 (fixinc.sh): Set some additional environment variables before
1587 calling mkfixinc.sh.
1589 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
1591 * reload.c (find_reloads): Do not force a reloads of match_operators.
1593 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1595 * except.h (remove_handler): Add new prototype.
1596 * except.c (remove_handler): New function to remove handlers
1597 from an exception region.
1598 * flow.c (find_basic_blocks_1): Remove handlers from regions when
1599 handler label is deleted; remove exception regions with no handlers.
1601 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
1603 * except.h (rtx): Define rtx type correctly if needed.
1604 * function.h (rtx): Ditto.
1605 (tree): Define tree type correctly if needed.
1607 * c-pragma.c (toplevel): Include rtl.h.
1609 * stor-layout.c (toplevel): Move include of rtl.h before
1612 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
1613 (tree.o): Add except.h dependency.
1615 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
1617 * reload1.c: Revert accidental checkin.
1619 * configure.lang: Fix thinko when adding a definition for
1620 target_alias to the Makefile.
1622 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
1624 * config/sparc/lb1spc.asm (.rem and .urem): Replace
1627 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
1629 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
1630 variable warnings. Don't generate scratch registers if only
1632 (find_barrier): Eliminate unused variable SRC.
1634 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
1636 * toplev.h (rtx_def): Provide global declaration to avoid
1637 `limited scope' warnings.
1639 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
1641 * Makefile.in (gencheck.o): Use HOST_CC.
1642 * i386/t-mingw32: New file.
1643 * configure.in (i386-*-mingw32*): Use.
1645 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
1647 * arm.c (bad_signed_byte_operand): New predicate function.
1648 * arm.h (PREDICATE_CODES): Add it to the list.
1649 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
1651 (define_split): Two new splits for above insns.
1653 * arm.c: Include toplev.h.
1654 (arm_override_options): Add parentheses around use of tune_flags.
1655 (arm_split_constant): Remove unused variable.
1656 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
1657 (output_func_prologue, arm_expand_prologue): Likewise.
1658 (arm_canonicalize_comparison): Make I unsigned; rework constants
1659 accordignly. Add missing paratheses around << operation.
1660 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
1662 ({load,store}_multiple_sequence): Initialize BASE_REG.
1663 (select_dominance_cc_mode): Add DEFAULT clauses.
1664 (broken_move): Return zero if the destination is not a register.
1665 (arm_reorg): Move unused REGNO declaration into the dead code.
1666 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
1668 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
1670 * version.c: Bump for snapshot.
1672 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
1674 * version.c: Bump for snapshot.
1676 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
1678 * cpperror.c (v_cpp_message): Remove static prototype.
1679 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
1680 * cpplib.h (v_cpp_message): Add protoptype.
1681 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
1683 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
1685 * version.c: Bump for snapshot.
1687 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
1689 * version.c: Bump for snapshot.
1691 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1693 * m68k.h: Declare more functions used in macros.
1694 (REG_CLASS_CONTENTS): Completely embrace initializer.
1695 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
1696 about returning no value.
1697 * cse.c (find_best_addr): Declare p and found_better only if
1699 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
1700 * dwarfout.c (string_length_attribute): #if 0 away.
1701 * function.c (expand_function_end): Define varible blktramp only
1703 * jump.c (find_insert_position): Define only if !HAVE_cc0.
1704 * loop.c (combine_givs_p): Define variable tem only if needed.
1705 * real.c: Comment out unused functions eabs, eround,
1706 e{24,53,64,113}toasc and eiinfin.
1709 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
1711 * Makefile.in (boostrap2-lean, bootstrap3-lean,
1712 bootstrap4-lean): New targets.
1714 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
1716 * warn_summary, test_summary: Moved into the contrib directory.
1718 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
1720 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
1722 (FLOAT_H_TEST): Likewise.
1723 (ENQUIRE): Likewise.
1724 (float.h-nat): Likewise.
1725 (float.h-cross): Likewise.
1726 (enquire): Likewise.
1727 (enquire.o): Likewise.
1728 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
1729 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
1731 (FLOAT_H): Remove old float.h-nat version; move current definition
1732 to CROSS_FLOAT_H location.
1733 (all.cross): Remove comments about enquire stuff.
1735 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
1736 (rest.encap): Likewise.
1737 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
1739 * toplev.h (tree_node): Provide global declaration to avoid
1740 `limited scope' warnings.
1742 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
1744 * test_summary: Display section breaks for each entry
1745 in a multilibbed target's output.
1747 1998-05-23 Richard Henderson <rth@cygnus.com>
1749 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
1750 offset's mode is not ptr_mode, convert it.
1752 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
1754 * fold-const.c (ssize_binop): New fn.
1755 * tree.h: Declare it.
1757 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
1759 * genextract.c (print_path): Handle zero-length path as a special
1762 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
1764 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
1766 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
1768 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
1769 (shorten_branches, final_scan_insn): Test value of
1770 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
1772 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
1773 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
1774 * arm/tcoff.h: Likewise.
1775 * i386/386bsd.h: Likewise.
1776 * i386/freebsd-elf.h: Likewise.
1777 * i386/freebsd.h: Likewise.
1778 * i386/netbsd.h: Likewise.
1779 * i386/ptx4-i.h: Likewise.
1780 * i386/sysv4.h: Likewise.
1781 * pa/pa.h: Likewise.
1782 * rs6000/linux.h: Likewise.
1783 * rs6000/rs6000.h: Likewise.
1784 * sh/sh.h: Likewise.
1785 * sparc/sp64-elf.h: Likewise.
1786 * v850/v850.h: Likewise.
1787 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
1788 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
1790 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1792 * regmove.c (gen_add3_insn): New function.
1793 (fixup_match_2): Use it instead of calling gen_addsi3.
1795 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
1797 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
1799 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
1802 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
1804 * Makefile.in (TREE_H): Add tree-check.h.
1805 (tree-check.h, gencheck): New targets.
1806 * gencheck.c: New file.
1807 * tree.c (tree_check, tree_class_check): New functions.
1808 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
1809 (TYPE_CHECK, DECL_CHECK): Define.
1810 Modify all access macros to use generated checking macros.
1812 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
1814 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
1815 * configure.in: Check for it.
1816 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
1817 * final.c (uid_align, uid_shuid, label_align): Make static.
1818 (label_align): Change type to struct label_alignment pointer.
1819 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
1820 (LABEL_TO_MAX_SKIP): Define.
1821 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
1822 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
1823 (shorten_branches): Record the maximum bytes to skip when
1825 (final_scan_insn): Use the maximum bytes to skip when aligning a label
1826 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
1827 * i386.h (LOOP_ALIGN_MAX_SKIP,
1828 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
1829 * i386.c (override_options): i386_align_jumps and i386_align_loops
1830 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
1831 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
1833 1998-05-21 Mark Mitchell <mmitchell@usa.net>
1835 * cplus-dem.c (do_type): Handle volatile qualification.
1837 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
1839 * function.c (init_function_start): Don't call emit_line_note if
1840 lineno is 0. (Can happen when compiling Java .class files.)
1842 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1844 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
1845 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
1847 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1849 * combine.c (nonzero_bits): For paradoxical subregs, take
1850 LOAD_EXTENDED_OP into account.
1852 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
1854 * configure.in (extra_c_objs): add prefix.o.
1855 (extra_cxx_objs): extra objects for C++ with cpplib.
1856 * configure: Regenerate.
1858 * c-tree.h: (get_directive_line): Different prototype for cpplib.
1859 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
1861 * c-lex.h: (get_directive_line): Not needed here for cpplib.
1863 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
1864 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
1866 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
1867 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
1869 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1871 * gengenrtl.c (type_from_format, accessor_from_format): Change
1872 type of parameter `c' from `char' to `int'.
1874 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
1876 * warn_summary, test_summary: New scripts from
1877 Kaveh Ghazi and Alexandre Oliva respectively.
1879 * gcse.c (current_function_calls_longjmp): Declare.
1881 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
1883 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
1885 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
1886 Jeff Law (law@cygnus.com)
1888 * Global CSE and constant/copy propagation.
1889 * Makefile.in (OBJS): Add gcse.o
1890 (STAGESTUFF): Add *.gcse.
1891 (gcse.o): Add dependencies.
1892 (mostlyclean): Remove *.gcse and */*.gcse.
1894 * loop.c (loop_optimize): Move call to init_alias_analysis.
1895 * recog.c (validate_replace_src): New function.
1896 * toplev.c (gcse_dump): New global variable.
1897 (flag_gcse, gcse_time): Likewise.
1898 (compile_file): Initialize gcse_time and clean out the gcse dump
1900 (rest_of_compilation): Call gcse_main as requested. Dump RTL
1901 after gcse if requested.
1902 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
1904 * gcc.texi: Add gcse related internal documentation.
1905 * invoke.texi: Note new command line options for gcse.
1906 * tm.texi: Document AVOID_CCMODE_COPIES.
1907 * mips.h (AVOID_CCMODE_COPIES): Define.
1909 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
1911 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
1913 (stmp-fixproto): Simlarly for running fixproto.
1914 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
1916 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
1918 * config/mips/mips.c (double_memory_operand): Accept any MEM during
1919 reload when TARGET_64BIT.
1921 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
1923 Finish incomplete change started by Kenner.
1924 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
1925 (powerpcle-*-cygwin32): Delete xm_defines.
1926 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
1927 HAVE_STAB_H instead of NO_STAB_H.
1928 * config/xm-linux.h (NO_STAB_H): Delete.
1929 (HAVE_STAB_H): Undefine.
1930 * config/i386/xm-go32.h (NO_STAB_H): Delete.
1932 1998-05-19 Jim Wilson <wilson@cygnus.com>
1934 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
1935 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
1937 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
1939 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
1941 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1943 * reload1.c (reload_reg_free_for_value_p): New function.
1944 (allocate_reload_reg, choose_reload_regs): Use it.
1946 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
1948 * except.c (expand_start_catch): Correct logic for when to
1949 generate a new handler label, and when to use the old one.
1951 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1953 * Makefile.in (print-rtl.o): Depend on bitmap.h.
1954 (dbxout.o): Depend on toplev.h.
1955 ($(SCHED_PREFIX)sched.o): Likewise.
1956 ($(out_object_file)): Likewise for system.h and toplev.h.
1957 (cppmain.o): Depend on gansidecl.h.
1958 (cpplib.o): Likewise.
1959 (cpperror.o): Likewise.
1960 (cppexp.o): Likewise.
1961 (cpphash.o): Likewise.
1962 (cppalloc.o): Likewise.
1963 (fix-header.o): Depend on cpplib.h and cpphash.h.
1964 (scan-decls.o): Depend on gansidecl.h.
1966 * basic-block.h (free_regset_vector): Add prototype.
1968 * cccp.c (check_precompiled): Mark parameter `fname' with
1970 (do_assert): Likewise for `op' and `keyword'.
1971 (do_unassert): Likewise.
1972 (do_line): Likewise for `keyword'.
1973 (do_error): Likewise for `op' and `keyword'.
1974 (do_warning): Likewise.
1975 (do_ident): Likewise for `keyword'.
1976 (do_pragma): Likewise for `limit', `op' and `keyword'.
1977 (do_sccs): Likewise.
1978 (do_if): Likewise for `keyword'.
1979 (do_elif): Likewise.
1980 (do_else): Likewise.
1981 (do_endif): Likewise.
1983 * collect2.c (getenv): Remove redundant prototype.
1984 (collect_exit, collect_execute, dump_file): Likewise.
1985 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
1986 (dump_prefix_list): Hide prototype and definition.
1988 * sparc.c: Include toplev.h.
1989 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
1990 (symbolic_memory_operand): Likewise.
1991 (sp64_medium_pic_operand): Likewise.
1992 (data_segment_operand): Likewise.
1993 (text_segment_operand): Likewise.
1994 (splittable_symbolic_memory_operand): Likewise.
1995 (splittable_immediate_memory_operand): Likewise.
1996 (eq_or_neq): Likewise.
1997 (normal_comp_operator): Likewise.
1998 (noov_compare_op): Likewise.
1999 (v9_regcmp_op): Likewise.
2000 (v8plus_regcmp_op): Likewise.
2001 (extend_op): Likewise.
2002 (cc_arithop): Likewise.
2003 (cc_arithopn): Likewise.
2004 (small_int): Likewise.
2005 (uns_small_int): Likewise.
2006 (clobbered_register): Likewise.
2007 (legitimize_pic_address): Likewise.
2008 (delay_operand): Likewise.
2009 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
2011 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
2012 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
2014 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
2016 * cppalloc.c: Include gansidecl.h.
2018 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
2019 (cpp_file_line_for_message): Mark parameter `pfile' with
2021 (v_cpp_message): New function.
2022 (cpp_message): Use it. Also convert to variable arguments.
2023 (cpp_fatal): Likewise.
2024 (cpp_pfatal_with_name): Constify parameter `name'.
2026 * cppexp.c: Move gansidecl.h before cpplib.h.
2027 * cpphash.c: Likewise.
2028 * cpphash.h (hashf, delete_macro): Add prototypes.
2030 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
2031 cpplib.h. Don't include errno.h.
2032 (update_path): Add arguments to prototype.
2033 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
2034 cpp_print_containing_files): Remove redundant prototypes.
2035 (cpp_hash_cleanup, add_import, append_include_chain,
2036 make_assertion, path_include, initialize_builtins,
2037 initialize_char_syntax, finclude, validate_else, comp_def_part,
2038 lookup_import, redundant_include_p, is_system_include,
2039 read_name_map, read_filename_string, open_include_file,
2040 check_macro_name, compare_defs, compare_token_lists,
2041 eval_if_expression, change_newlines): Add prototype arguments.
2042 (hashf): Remove redundant prototype.
2043 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
2044 conditional_skip, skip_if_group): Add prototype arguments.
2045 (fdopen): Remove redundant prototype.
2046 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
2047 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
2048 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
2049 (struct directive): Add prototype arguments to function pointer
2051 (handle_directive): Add missing arguments to call to `do_line'.
2052 (do_include): Mark parameters `unused1' and `unused2' with
2054 (do_line): Likewise for `keyword' and new parameters `unused1' and
2056 (do_error): Likewise for `keyword'.
2057 (do_warning): Likewise. Also add missing argument `pfile' in call
2059 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
2061 (do_ident): Likewise for `keyword', `buf' and `limit'.
2062 (do_pragma): Likewise. Also add missing arguments in call to do_once.
2063 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
2065 (do_if): Likewise for `keyword'.
2066 (do_elif): Likewise.
2067 (eval_if_expression): Likewise for `buf' and `length'.
2068 (do_xifdef): Likewise for `unused1' and `unused2'.
2069 (do_else): Likewise for `keyword', `buf' and `limit'.
2070 (do_endif): Likewise.
2071 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
2072 (cpp_handle_options): Remove superfluous NULL argument in call to
2074 (cpp_handle_options): Likewise.
2075 (do_assert): Mark parameter `keyword', `buf' and `limit' with
2077 (do_unassert): Likewise.
2078 (cpp_print_file_and_line): Add missing argument `pfile' in call to
2079 cpp_file_line_for_message.
2080 (v_cpp_error): New function.
2081 (cpp_error): Use it. Also accept variable arguments.
2082 (v_cpp_warning): New function.
2083 (cpp_warning): Use it. Also accept variable arguments.
2084 (cpp_pedwarn): Accept variable arguments.
2085 (v_cpp_error_with_line): New function
2086 (cpp_error_with_line): Use it. Accept variable arguments.
2087 (v_cpp_warning_with_line): New function.
2088 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
2090 (cpp_pedwarn_with_line): Accept variable arguments.
2091 (cpp_pedwarn_with_file_and_line): Likewise.
2092 (cpp_error_from_errno): Constify parameter `name'. Add missing
2093 argument `pfile' in call to cpp_file_line_for_message.
2094 (cpp_perror_with_name): Constify parameter `name'.
2096 * cpplib.h: Define PARAMS() in terms of PROTO().
2097 (fatal): Remove redundant prototype.
2098 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
2099 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
2100 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
2101 cpp_fatal, cpp_message, cpp_pfatal_with_name,
2102 cpp_file_line_for_message, cpp_print_containing_files): Add
2103 arguments to prototypes.
2104 (scan_decls, cpp_finish): Add prototypes.
2106 * cppmain.c: Include gansidecl.h.
2107 (main): Remove unused variable `i'.
2109 * dbxout.c: Include toplev.h.
2111 * demangle.h (do_tlink, collect_execute, collect_exit,
2112 collect_wait, dump_file, file_exists): Add prototype.
2114 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
2115 prototype and definition.
2116 (gen_unspecified_parameters_die): Don't assign results of call to
2117 function new_die() to unused variable `parm_die'.
2118 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
2119 (dwarf2out_define): Likewise for `lineno' and `buffer'.
2121 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
2122 prototype and definition.
2123 (output_die): Add prototype arguments to function pointer arg.
2124 (output_unspecified_parameters_die): Mark parameter `arg' with
2127 * except.c (output_exception_table_entry): Remove unused variable
2130 * except.h (expand_fixup_region_start, expand_fixup_region_end):
2133 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
2135 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
2137 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
2138 before cpplib.h, include cpphash.h, remove redundant prototype of
2139 cpp_fatal, don't define `const', add a prototype for `fatal'.
2140 (cpp_file_line_for_message): Add missing arguments `pfile'.
2141 (v_cpp_message): New function.
2142 (cpp_message): Use it.
2143 (v_fatal): New function.
2144 (fatal, cpp_fatal): Use it.
2145 (cpp_pfatal_with_name): Constify parameter `name'.
2147 * flow.c (free_regset_vector): Remove redundant prototype.
2149 * function.c (round_down): Wrap prototype and definition with
2150 macro ARGS_GROW_DOWNWARD.
2151 (record_insns): Wrap prototype and definition with
2152 defined (HAVE_prologue) || defined (HAVE_epilogue).
2154 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
2156 * gen-protos.c: Include gansidecl.h.
2157 (hashf): Don't make it static, constify parameter `name'.
2159 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
2160 specifier %s in calls to function `fatal'.
2162 * haifa-sched.c: Include toplev.h.
2163 (find_rgns): Remove unused variable `j'.
2165 * integrate.c (note_modified_parmregs): Mark parameter `x' with
2167 (mark_stores): Likewise.
2169 * jump.c (mark_modified_reg): Likewise.
2171 * output.h (insn_current_reference_address): Add prototype.
2172 (eh_frame_section): Likewise.
2174 * print-rtl.c: Include bitmap.h.
2176 * reload1.c (reload): Wrap variables `note' and `next' in macro
2177 PRESERVE_DEATH_INFO_REGNO_P.
2178 (forget_old_reloads_1): Mark parameter `ignored' with
2180 (choose_reload_regs): Remove unused variable `in'.
2181 (reload_cse_invalidate_mem): Mark parameter `ignore' with
2183 (reload_cse_check_clobber): Likewise.
2185 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
2186 (mark_elimination): Fix typo in prototype.
2188 * scan-decls.c: Include gansidecl.h.
2190 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
2192 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
2194 * function.c (identify_blocks): Fix thinko when setting the
2195 block number for NOTE_INSN_BLOCK_END.
2197 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
2199 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
2202 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
2203 underscores for the prefixes to the names of the maths functions.
2205 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
2206 comment explaining why.
2208 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
2210 * tree.h (TYPE_SIZE_UNIT): New.
2211 (struct tree_type): Add size_unit member.
2212 * stor-layout.c (layout_type): Initialize it.
2213 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
2214 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
2216 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
2218 * stor-layout.c (layout_record): Fix off-by-one error when checking
2219 length of the TYPE_BINFO vector.
2221 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
2223 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
2224 function parameter passed in memory.
2226 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
2228 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
2229 Prototypes for externally used functions in respective C files.
2230 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
2231 final.c: Include above files.
2232 * Makefile.in (toplev.o): Add dependency for above four headers.
2233 (final.o): Likewise.
2234 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
2235 respective header files.
2237 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
2239 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
2240 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
2241 the build tree if they exist.
2242 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
2244 (objdir): Let configure substitute value.
2245 (FLOAT_H): Let configure select a pre-built version from the
2247 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
2248 * configure.in: Substitute for objdir.
2250 * Makefile.in (build_canonical, host_canonical): Let configure
2251 substitute values for these variables.
2252 * configure.in: Substitute for build_canonical, host_canonical
2253 and target_subdir in generated Makefile.
2255 * output.h (find_basic_blocks): Declare.
2256 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
2258 * Makefile.in (BISON): Use bison from the build tree if it exists.
2261 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
2263 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
2264 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
2265 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
2266 command line arguments to see if an executable is not being
2267 created, and if so - do not append the suffix.
2269 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
2272 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
2274 * i386.h (ALIGN_DFmode): Delete.
2275 (CONSTANT_ALIGNMENT): Define.
2276 * varasm.c (force_const_mem): Use it.
2278 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
2280 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
2281 using it with swap_condition, not before.
2283 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
2285 * alias.c (mode_alias_check): Delete.
2286 (true_dependence, anti_dependence, output_dependence): Revert April 21
2289 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
2291 * toplev.c (output_lang_identify): Enable prototype and definition.
2293 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
2295 * version.c: Bump for snapshot.
2297 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
2299 * alpha/osf.h (HAVE_STAMP_H): Define.
2301 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
2302 * configure.in (alpha*-*-netbsd*): New.
2303 Based on patches from Paul H. Anderson <pha@pdq.com>.
2305 * configure.in (alpha*-*-linux-*): Kill xm_defines.
2306 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
2307 * alpha/xm-linux.h: Remove file.
2309 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
2311 * dbxout.c (dbxout_parms): If mode of type of parameter living
2312 in memory doesn't match mode of DECL_RTL, make big endian correction.
2314 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
2316 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
2318 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
2320 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
2321 * stor-layout.c (layout_record): Set it.
2323 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
2325 * toplev.c (rest_of_compilation): Don't defer nested functions.
2327 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
2329 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
2330 to an 8-byte boundary if info_ptr->fpmem_p.
2332 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
2334 * loop.c (basic_induction_var): Added test preventing
2335 CCmode parameter passed to convert_modes().
2337 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
2339 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
2340 input_filename and lineno around expand_expr call. Set them to values
2341 in WFL before expand_expr call.
2343 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
2345 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
2347 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
2349 * fold-const.c (constant_boolean_node): New function.
2352 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2354 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
2355 Abort if trying to split kind 3 or 4 outside of combine.
2357 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
2359 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
2361 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
2363 * objc/Make-lang.in (OBJC_O): Add missing exeext.
2364 (libobjc.a, runtime-info.h): Likewise.
2366 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
2368 * i386.h (DATA_ALIGNMENT): Define.
2370 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2372 * reload1.c (delete_output_reload): Ignore single USE that
2373 was emitted for the pseudo use of this INSN.
2374 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
2375 remains, we can always delete OUTPUT_RELOAD_INSN.
2377 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
2379 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
2381 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
2383 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
2385 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2387 * eh-common.h: New file for basic EH data structures.
2388 * except.h: Various prototypes and structures for NEW_EH_MODEL
2389 * function.h (struct function): Add a struct eh_stack for the catch
2391 * except.c (gen_exception_label): New function to generate an
2393 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
2394 (push_entry): New function to push an existing entry onto a stack.
2395 (receive_exception_label): New function to emit the code required
2396 at the start of all catch blocks.
2397 (struct func_eh_entry): New structure for maintaining handlers
2398 associated with EH regions.
2399 (new_eh_region_entry): New function to register an EH region.
2400 (add_new_handler): New function to register a handler with a region.
2401 (get_new_handler): Creates anew handler entry for registering.
2402 (find_func_region): New function to convert a NOTE eh region number
2403 to an Eh region index.
2404 (get_first_handler): New function to get the first handler in a region.
2405 (clear_function_eh_region): New function to release memory.
2406 (duplicate_handlers): New function to duplicate a list of handlers.
2407 (expand_eh_region_end): Create a new region entry node as well.
2408 (expand_leftover_cleanups): Call receive_exception_label() and
2409 register the cleanup as a handler to the current region.
2410 (expand_start_catch): New function to start a catch clause.
2411 (expand_end_catch): New function to end a catch clause.
2412 (expand_start_all_catch): restructure to not do the equivilent of
2413 what expand_start_catch() does now. Push the exception region being
2414 handled onto the catch stack.
2415 (output_exception_table_entry): Issue an entry for each handler
2416 associated with a region.
2417 (set_exception_lang_code): New function for setting the language code.
2418 (set_exception_version_code): New function to set the version number.
2419 (output_exception_table): Output version and language codes.
2420 (find_exception_handler_labels): Find handler labels using new scheme.
2421 (is_exception_handler_label): New function, returns 1 if label is
2422 present as a handler in some exception region.
2423 (check_exception_handler_labels): Use the new scheme.
2424 (init_eh_for_function): Initialize the catch stack.
2425 (save_eh_status): Save the catch stack.
2426 (restore_eh_status): Restore the catch stack.
2427 (scan_region): Don't remove unreferenced handler label. Flow does it.
2428 (get_reg_for_handler): New function to get the eh_context pointer
2430 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
2431 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
2432 entry when processing END region rather that START region.
2433 * flow.c (find_basic_blocks_1): Find all potential handler regions
2434 now that we don't automatically know what the labels might be.
2435 Let scan_region() remove unreferenced EH BEGIN/END labels.
2436 * integrate.c (get_label_from_map): Put inlined labels onto the
2437 permanent obstack since we dont know which ones might be exception
2439 (save_for_inline_copying): Make new copies of all the handlers.
2440 (expand_inline_function): Make new copies of all the handlers.
2441 * libgcc2.c: Remove local struct decls, and include eh-common.h.
2442 (find_exception_handler): With NEW_EH_MODEL the first matching
2443 region we find is the right one. Add eh_info as a new parameter.
2444 (__throw): Pass eh_info to find_exception_handler. Set handler
2445 and pass use different regs under NEW_EH_MODEL.
2447 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
2449 * i960.h (hard_regno_mode_ok): Changed to function from array of
2451 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
2452 * i960.c (hard_regno_mode_ok): Changed to function from array of
2455 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2457 * reload.c (remove_replacements): New function.
2458 * reload.h (remove_replacements): Declare.
2459 * reload1.c (choose_reload_regs): Disable some reloads that
2460 belong to inherited reloads.
2462 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2464 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
2466 * reload1.c (merge_assigned_reloads): When merging, reset
2467 reload_spill_index for the eliminated reload.
2469 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
2471 * haifa-sched.c (schedule_insns): Fix merge goof.
2473 1998-05-13 Jim Wilson <wilson@cygnus.com>
2475 * varasm.c (make_decl_rtl): Revert April 1 change.
2476 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
2477 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
2478 Get function name from the SYMBOL_REF in the DECL_RTL, not from
2479 DECL_ASSEMBLER_NAME.
2480 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
2481 DECL_ASSEMBLER_NAME.
2483 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
2485 * i386.c (notice_update_cc, output_float_compare): Disable
2486 TARGET_CMOVE support.
2488 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
2489 Jeff Law <law@cygnus.com>
2491 * rtlanal.c (find_reg_note): Ignore notes that are not on on
2493 (find_regno_note): Likewise.
2495 * Makefile.in (stor-layout.o): Depend on except.h
2496 (varasm.o, function.o): Likewise.
2497 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
2499 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
2500 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
2501 ($(HOST_PREFIX_1)rtl.o): Likewise.
2502 ($(HOST_PREFIX_1)bitmap.o): New host object.
2503 * emit-rtl.c (toplevel): Include bitmap.h.
2504 (gen_rtx): Handle 't' and 'b' nodes.
2505 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
2506 Print block number for block begin/end notes. Print 't' type
2507 nodes as a pointer. Know that the 3rd argument of live range
2508 start/stop notes is really a range_info rtx. If type is 'b', print
2509 out argument as a bitmap.
2510 * rtl.c: Include bitmap.c.
2511 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
2512 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
2513 * rtl.def (RANGE_LIVE): New node to hold live information while we
2514 recalculate the basic blocks.
2515 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
2516 (RANGE_VAR): New node, to hold information saved in symbol node for New
2517 communicating live range information to the debug output functions.
2518 * rtl.h (rtunion_def): Add rttree and rtbit fields.
2519 (XBITMAP, XTREE): New accessor macros.
2520 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
2521 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
2522 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
2523 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
2524 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
2525 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
2526 (RANGE_INFO_*): Likewise.
2527 * sched.c (sched_analyze): Keep live range start/stop notes.
2528 (unlink_other_notes): Likewise.
2529 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
2530 (unlink_other_notes): Likewise.
2531 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
2532 (BLOCK_LIVE_RANGE_FLAG): Likewise.
2533 (DECL_LIVE_RANGE_RTL): Likewise.
2534 (struct tree_block): Add live_range_flag, live_range_var_flag,
2535 live_range_start and live_range_end.
2536 (struct tree_decl): Add live_range_rtl field.
2537 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
2538 (accessor_from_format): Likewise.
2540 * haifa-sched.c (schedule_block): Make verbose output line up.
2541 Also add a blank line in printing the individual ready lists.
2543 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2545 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
2546 (c-lex.o): Depend on output.h.
2547 (c-common.o): Likewise.
2549 (calls.o): Likewise.
2550 (integrate.o): Depend on toplev.h.
2551 (regclass.o): Depend on output.h.
2552 (final.o): Depend on reload.h.
2554 * c-common.c: Include output.h.
2555 (check_format_info): Remove unused variable `integral_format'.
2557 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
2558 `indent' with ATTRIBUTE_UNUSED.
2559 (print_lang_type): Likewise.
2560 (maybe_build_cleanup): Likewise for parameter `decl'.
2561 (copy_lang_decl): Likewise for parameter `node'.
2563 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
2564 (lang_print_xnode): Mark parameters `file', `node' and `indent'
2565 with ATTRIBUTE_UNUSED.
2566 (lookup_interface): Likewise for parameter `arg'.
2567 (is_class_name): Likewise.
2568 (maybe_objc_check_decl): Likewise for parameter `decl'.
2569 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
2571 (maybe_objc_method_name): Likewise for parameter `decl'.
2572 (build_objc_string): Likewise for parameters `len' and `str'.
2574 * c-lex.c: Include output.h.
2576 * c-lex.h (position_after_white_space): Correct typo in prototype.
2578 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
2579 c_expand_end_cond, init_iterators): Add prototypes.
2581 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
2582 with ATTRIBUTE_UNUSED.
2584 * calls.c: Include output.h.
2586 * cccp.c (pipe_closed): Mark parameter `signo' with
2589 * combine.c: Move inclusion of expr.h to after insn-config.h.
2591 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
2592 as empty, rather define as ((void)0).
2594 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
2595 Add parentheses around assignment used as truth value.
2597 * cplus-dem.c (squangle_mop_up): Change return type to void.
2598 (internal_cplus_demangle): Remove unused parameter `options'.
2599 All callers changed.
2600 (cplus_demangle_opname): Remove function wide variable `int i' and
2601 replace with `size_t i' at each location where it is used.
2602 (cplus_demangle_opname): change type of `i' from int to size_t.
2604 * cppexp.c (right_shift): Mark parameter `pfile' with
2607 * cpphash.c (cpp_lookup): Likewise.
2608 (cpp_hash_cleanup): Likewise.
2610 * cpplib.c (parse_name): Add a prototype and make it static.
2611 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
2612 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
2613 (macro_cleanup): Likewise for parameter `pfile'.
2614 (file_cleanup): Likewise.
2616 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
2617 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
2619 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
2620 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
2622 * cse.c (cse_check_loop_start): Mark parameter `set' with
2625 * dbxout.c (flag_minimal_debug, have_used_extensions,
2626 source_label_number): Move inside macro wrapper check against
2627 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
2629 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
2631 * except.h (doing_eh): Provide prototype.
2633 * expr.c: Move inclusion of expr.h to after insn-config.h.
2635 * final.c: Include reload.h.
2636 (shorten_branches): Cast the first argument of bzero to char *.
2638 * fix-header.c (cpp_print_containing_files): Mark parameter
2639 `pfile' with ATTRIBUTE_UNUSED.
2640 (cpp_fatal): Likewise.
2642 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
2645 * genattrtab.c (make_length_attrs): Change the type of variable
2646 `i' from int to size_t.
2647 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
2650 * genextract.c (main): When generating insn-extract.c, mark
2651 variable `junk' with ATTRIBUTE_UNUSED.
2653 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
2654 argument of bzero to char*.
2656 * integrate.c: Include toplev.h.
2658 * libgcc2.c: Wrap `struct exception_table' and
2659 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
2661 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
2663 * objc/objc-act.c: Include toplev.h.
2664 (lang_print_xnode): Mark parameters `file', `node' and `indent'
2665 with ATTRIBUTE_UNUSED.
2666 (finish_protocol): Likewise for parameter `protocol'.
2668 * output.h (declare_weak): Add prototype.
2669 (decode_reg_name): Don't wrap with TREE_CODE macro.
2670 (assemble_alias): Add prototype.
2672 * regclass.c: Include output.h.
2674 * reload.h (reloads_conflict): Add prototype.
2676 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
2677 output_func_start_profiler): Add prototypes.
2679 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
2682 * scan-decls.c: Include scan.h.
2684 * scan.h (recognized_function, recognized_extern): Add prototypes.
2686 * stmt.c: Include output.h.
2688 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
2689 (output_lang_identify): Hide prototype and definition.
2690 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
2691 (pipe_closed): Likewise.
2693 * toplev.h (count_error, strip_off_ending, error_for_asm,
2694 warning_for_asm): Add prototypes.
2696 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
2698 * toplev.c (rest_of_compilation): "Charge" final for any time
2699 doing various cleanup operations after finishing compilation
2702 * flow.c (dump_flow_info): Also print number of sets and
2703 whether or not the pseudo is a user variable.
2705 * flow.c (reg_n_max): New global variable.
2706 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
2707 Delete regno_max variable.
2708 * regs.h (REG_N_CHECK): Define.
2709 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
2710 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
2711 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
2713 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
2715 * acconfig.h (ENABLE_CHECKING): Undefine.
2716 * configure.in (--enable-checking): New option.
2718 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2720 * reload1.c (merge_assigned_reloads): Can merge
2721 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
2722 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
2724 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
2726 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
2728 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2730 * reload1.c (gen_reload): Create REG_EQUIV notes.
2732 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2734 * reload1.c (reload): Fix check for USEs to use code of pattern.
2735 (choose_reload_regs): Remove dead variable use_insn.
2737 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
2739 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
2741 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
2743 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
2745 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
2746 (insn_{unit,issue_delay}): Ditto.
2747 (blockage_range): Ditto.
2748 (actual_hazard{,_this_instance}): Ditto.
2749 (schedule_unit): Ditto.
2750 (potential_hazard): Ditto.
2753 (queue_insn): Ditto.
2754 (birthing_insn_p): Ditto.
2755 (adjust_priority): Ditto.
2756 (get_block_head_tail): Ditto.
2757 (init_rgn_data_dependences): Ditto.
2759 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
2761 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
2763 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
2765 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
2767 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
2769 * config/mips/mips.md (dslot): Move after definition of "cpu"
2770 attribute. Handle r3900 case.
2772 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2774 * system.h: Define the STRINGIFY macro here.
2775 * protoize.c: Not here.
2776 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
2778 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
2780 * varasm.c (assemble_variable): Compute the alignment of the data
2781 earlier so that both initialized and uninitialized variables are
2782 effected by DATA_ALIGNMENT.
2783 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
2785 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
2787 * mips.c: Prototype static functions.
2789 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
2791 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
2792 Add explanatory comments.
2794 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
2796 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
2798 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
2800 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
2802 * varasm.c (make_decl_rtl): Disable April 1 change.
2804 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
2806 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
2808 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
2810 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
2811 * alpha.c (print_operand): Handle it.
2812 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
2813 related define_splits. Also add peepholes for SImode reload
2814 plus sign_extend lossage.
2816 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2818 * genattr.c: Include stdarg.h/varargs.h. Change function
2819 `fatal' to use variable arguments instead of faking it with
2820 integer parameters. Provide a prototype which also
2821 checks the format specifiers using ATTRIBUTE_PRINTF_1.
2823 * genattrtab.c: Likewise.
2824 * gencodes.c: Likewise.
2825 * genconfig.c: Likewise.
2826 * genemit.c: Likewise.
2827 * genextract.c: Likewise.
2828 * genflags.c: Likewise.
2829 * genopinit.c: Likewise.
2830 * genpeep.c: Likewise.
2831 * genrecog.c: Likewise.
2832 * genoutput.c: Likewise. Similarly for function `error'.
2834 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2836 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
2837 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
2838 * configure.in: Use GCC_C_VOLATILE.
2839 * system.h (volatile): Define as empty if no volatile support is
2842 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
2844 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
2847 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
2849 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
2850 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
2851 the body of beq; additionally set the mode of the branch to CCmode for
2852 FP compares and not fast_math.
2853 (alpha_emit_conditional_move): Always use a compare insn for FP
2854 when not fast_math, as well as setting CCmode on the cmov.
2855 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
2857 * machmode.h (COMPLEX_MODE_P): New macro.
2859 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
2861 * haifa-sched.c (print_exp): Fix typo.
2863 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
2865 * version.c: Bump for snapshot.
2867 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
2869 * final.c (final_scan_insn): Call fatal_insn instead of abort if
2870 we could not split an insn when required to.
2872 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
2874 (peepholes): Disable peepholes that call dead_or_set_p.
2875 (movsi): Rewrite to handle addresses better after last change.
2876 Add define_split to split load of addresses in large/medium modes.
2877 (prologue): Call m32r_expand_prologue.
2878 (movsi_{push,pop}): Generators for push/pop.
2879 (movsi): Support PRE_{INC,DEC}, POST_INC.
2880 (mov{di,df}): Rewrite. Always split the insns.
2881 (movsf): Add define_split to get register load in correct mode.
2882 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
2883 (attributes): Rewrite attributes so that type indicates both the
2884 type and the length of the insn directly.
2885 (all insns): Change to use new type attributes.
2886 (debug): New attribute to convey whether -mdebug was used.
2887 (opt_space): New attribute to convey whether -Os was used.
2888 (function units): Loads are 3 cycles, not 2. Better classify all
2889 insns into short/long.
2890 (load/store/extend insns): Add separate case for load/store
2891 indirect operations without an offset.
2892 (divsi3): Division is a long operation, not short.
2894 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
2896 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
2897 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
2898 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
2899 operands with PRE_{INC,DEC}, POST_INC.
2900 (FUNCTION_PROFILER): Call abort instead of doing nothing.
2901 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
2903 (gen_split_move_double): Declare.
2904 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
2906 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
2907 emit_move_insn, build up SET's directly.
2908 (toplevel): Include system.h, not stdio.h.
2909 (move_double_src_operand): Allow any DF or DI mode constant.
2910 (gen_split_move_double): Split moves of DI or DF values into the
2911 appropriate moves, loads, or stores. Don't handle use of auto
2912 inc/dec if using dead index. Do handle overlapping moves, etc.
2913 (m32r_frame_info): Remove prologue_size field.
2914 (m32r_compute_frame_size): Don't calculate prologue size.
2915 (m32r_output_function_prologue): Change to pretty much a NOP.
2916 (m32r_expand_prologue): Expand prologue as a series of INSNs.
2917 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
2918 (m32r_print_operand_address): Ditto.
2920 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
2922 * reload1.c (emit_reload_insns): When performing expensive
2923 optimizations, do not output the last reload insn if OLD is
2924 not the dest of NSN and is in the src and is clobbered by INSN.
2926 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2928 * Makefile.in (genrtl.o): Depend on system.h.
2929 * gengenrtl.c (gencode): When creating genrtl.c, have it
2932 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2934 * config/m68k/t-linux: Remove extra stuff already included in
2937 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
2939 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
2940 curses.h if it contains `typedef char bool;', as suggested by
2941 Manfred Hollstein <manfred@s-direktnet.de>.
2943 * configure.in: Rename fixinc.math to fixinc.wrap.
2945 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
2947 * gcc.c (read_specs): Handle missing blank line at end of specs file.
2949 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
2950 movdfcc_1): Disable.
2952 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
2954 * configure.in (enable_threads): Rename to enable_threads_flag before
2955 main loop. Set enable_threads to enable_threads_flag inside main
2958 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
2960 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
2963 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2965 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
2967 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
2968 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
2969 (AC_CHECK_FUNCS): Remove unused check for vprintf.
2971 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
2972 (cccp.o): Depend on gansidecl.h.
2975 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
2976 per the rest of gcc source.
2977 * cexp.y: Likewise. Include gansidecl.h and remove all code made
2980 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
2981 used when vfprintf is missing.
2984 * genattrtab.c: Likewise.
2985 * mips-tfile.c: Likewise.
2986 * toplev.c: Likewise.
2988 * vfprintf.c: New file.
2989 * doprint.c: New file.
2991 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
2993 * config/linux.h (ASM_COMMENT_START): Remove from here,
2994 * config/linux-aout.h (ASM_COMMENT_START): and here,
2995 * config/i386/linux.h (ASM_COMMENT_START): to here,
2996 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
2997 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
3000 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3002 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
3005 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
3007 * Makefile.in (dwarfout.o) Add toplev.h dependency.
3008 * dwarfout.c, i386.c: Include toplev.h
3009 * toplev.h: (pfatal_with_name) Add prototype.
3011 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
3013 * Makefile.in: Fix .SUFFIXES.
3015 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
3017 * config/linux.h (ASM_COMMENT_START): Define as "#".
3018 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
3020 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
3022 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
3023 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
3025 * toplev.c: Include toplev.h.
3026 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
3027 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
3028 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
3029 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
3030 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
3031 toplev.h dependency.
3033 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
3034 HARD_FRAME_POINTER_REGNUM.
3036 * expr.c (target_temp_slot_level): Delete duplicate definition.
3038 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
3040 * stmt.c (mark_seen_cases): Make it have external linkage again.
3041 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
3044 * haifa-sched.c (print_value, case SUBREG): Fix typo.
3046 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
3047 * i386.h (REG_CLASS_CONTENTS): Similarly.
3049 * toplev.c (-fsched-max): Delete flag.
3050 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
3051 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
3052 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
3055 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
3056 inner loops which are not reducible.
3058 * loop.c (regs_match_p): Fix typo in prototype.
3060 * regmove.c (try_auto_increment): Wrap declaration inside an
3061 #ifdef AUTO_INC_DEC.
3063 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
3065 * final.c (output_operand_lossage): Call fatal with the operand
3066 lossage message instead of calling abort.
3068 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3070 * c-common.c: Convert to using ctype macros defined in system.h.
3071 * c-lex.c: Likewise.
3073 * collect2.c: Likewise.
3074 * rs6000.c: Likewise.
3075 * cpplib.c: Likewise.
3076 * fix-header.c: Likewise.
3078 * gen-protos.c: Likewise.
3079 * pexecute.c: Likewise.
3080 * protoize.c: Likewise.
3084 * tlink.c: Likewise.
3085 * toplev.c: Likewise.
3087 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
3089 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
3090 Replace -gdwarf-2 with -g0.
3092 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3094 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
3095 * mips-tdump.c: Include system.h, remove redundant headers.
3096 * mips-tfile.c: Likewise. Also, convert all ctype function calls
3097 to calls of the macro versions defined in system.h.
3099 * objc/Make-lang.in (objc-act.o): Depend on system.h.
3100 * objc/objc-act.c: Include system.h, remove redundant headers.
3102 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3104 * configure.in (AC_CHECK_FUNCS): Add isascii.
3105 (GCC_NEED_DECLARATIONS): Add atof.
3107 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
3108 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
3110 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3112 * system.h: Wrap time.h and sys/file.h in autoconf checks.
3113 Provide default definitions for O_RDONLY and O_WRONLY here.
3115 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
3117 1998-05-06 Mark Mitchell <mmitchell@usa.net>
3119 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
3121 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
3123 * toplev.h: New file. Protypes for functions in toplev.c.
3124 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
3125 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
3126 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
3127 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
3128 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
3129 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
3130 varasm.c: include it.
3132 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
3133 Jim Wilson (wilson@cygnus.com)
3135 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
3136 blocks. Check for 1 successor which is the EXIT_BLOCK.
3138 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
3139 unreachable loops with more than one block.
3141 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
3143 * fix-header.c (write_rbrac): Add "abort" to functions which need to
3146 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
3148 * Check in merge from gcc2. See ChangeLog.12 for details.
3150 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
3152 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
3153 accept 'a' flag. 'S' does accept 'a' flag.
3154 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
3157 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
3159 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3161 * config/m68k/m68k.h: Declare functions from m68k.c used in
3162 macros and machine description.
3163 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
3165 (ASM_OUTPUT_FLOAT): Likewise.
3166 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
3168 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
3170 * tree.def: Add NAMESPACE_DECL.
3171 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
3172 * dwarf2out.c (push_decl_scope): Likewise.
3173 (scope_die_for): Likewise.
3174 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
3175 how to get next context level.
3177 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
3179 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
3182 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
3184 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
3186 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
3187 for any insns skipped at the start of a block because they were
3190 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
3192 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
3194 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
3196 * c-common.c (format_char_info): Add new field hhlen.
3197 (print_char_table, scan_char_table, time_char_table): Initialize
3198 hhlen field appropriately.
3199 (char_format_info): Recognize hh modifier and lookup correct char
3202 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
3204 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
3205 reference if this is a store.
3207 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
3209 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
3211 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
3213 Make UnixWare 7 bootstrap support work with final shipping product.
3214 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
3215 Pick up xm-siglist and xm-alloca.
3216 (xm_defines): Add USG so dbxout will build.
3217 * configure: Regenerate.
3219 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
3221 Support for official Sparc V9 ABI:
3222 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
3223 Care for flag_pcc_struct_return default.
3224 (output_move_quad): Rewrite to move by halves on v9 and in the
3226 (move_quad_direction): New function.
3227 (output_fp_move_quad): Use it to determine the direction of copy.
3228 (function_arg_slotno): Return -1 for FP reg overflow as well.
3229 (function_arg_record_value*): New functions.
3230 (function_arg): Use them. Streamline unprototyped parameter passing.
3231 (function_arg_pass_by_reference): Pass TCmode by reference.
3232 (function_value): New function.
3233 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
3234 long long in 64-bit mode.
3235 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
3236 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
3237 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
3238 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
3239 (BASE_INCOMING_ARG_REG): Likewise.
3240 (FUNCTION_VALUE): Call function_value.
3241 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
3242 * sparc.md (movdi_sp32_v9): Disable for arch64.
3243 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
3244 (call_value_address_sp64): Remove register class constraints.
3245 (call_value_symbolic_sp64): Likewise.
3246 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
3247 v9 case to 32-bit constants.
3248 (goto_handler_and_restore_v9): Provide a version for arch64.
3249 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
3250 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
3251 (CPP_PREDEFINES): New.
3252 * sparc/sp64-elf.h: Likewise.
3253 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
3254 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
3255 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
3257 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
3259 * version.c: Bump for snapshot.
3261 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3263 * reload.c (find_reloads): Emit USEs to mark where a pseudo
3264 is reloaded with the MEM of its stack slot.
3265 * reload1.c (cannot_omit_stores): Delete.
3266 (reload): Don't initialize it.
3267 Don't apply avoid_return_reg logic to USEs.
3268 When done, remove USEs that have a REG_EQUAL note on them.
3269 (emit_reload_insns): Handle case where we have inherited a MEM.
3270 (choose_reload_regs): Likewise.
3271 (delete_output_reload): Don't use cannot_omit_stores.
3273 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
3275 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
3277 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
3279 * haifa-sched.c (print_{exp,value}): Various changes to make the
3280 debug output easier to read. Also, use only one buffer, and make
3281 sure the buffer we are passed in doesn't overflow.
3282 (safe_concat): Concatenate to a buffer without overflow.
3284 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3286 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
3289 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3291 * sched.c (new_insn_dead_notes): Check if the register was
3292 used in the original instruction.
3293 * haifa-sched.c (new_insn_dead_notes): Likewise.
3295 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
3297 * dwarf2out.c (scope_die_for): If could not find proper scope,
3298 check for and handle tagged type with incorrect TYPE_CONTEXT.
3300 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
3302 * calls.c (expand_call): Fix recognition of C++ operator new.
3304 * alias.c (mode_alias_check): Disable type based alias detection.
3306 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
3308 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
3309 ASM_OUTPUT_WEAK_ALIAS): Define.
3310 * config/mips/elf64.h: Same.
3311 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
3312 ASM_WEAKEN_LABEL): Removed.
3314 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3316 * calls.c (expand_call): Bump the length limit on the specially
3317 recognized function names to 17.
3319 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
3321 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
3322 when undefining macros at the end.
3324 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
3325 val or len has TREE_SIDE_EFFECTS set.
3327 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
3328 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
3329 (smuldi3_highpart): Call const v8plus routine.
3330 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
3331 (const_smulsi3_highpart_v8plus): New pattern.
3332 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
3333 (umulsidi3): Call const v8plus routine.
3334 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
3336 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
3337 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
3339 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
3341 * m32r.c (*_oper{and|ator}): Change enum arguments and return
3342 values to int, so they can be prototyped even in files that don't
3344 ({small,large}_insn_p): Ditto.
3345 (m32r_select_cc_mode): Ditto.
3346 (gen_compare): Ditto.
3347 (function_arg_partial_nregs): Ditto.
3348 (m32r_setup_incoming_varargs): Ditto.
3349 (init_reg_tables): Add prototype.
3350 (m32r_frame_info): Add prolog_size field.
3351 (m32r_compute_frame_size): Calculate the size of the prologue.
3352 (m32r_first_insn_address): Return prologue size.
3353 (m32r_output_function_prologue): Calculate frame size before
3354 printing out information. Print out the prologue size.
3356 * m32r.h: Prototype all functions in m32r.c.
3357 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
3359 * m32r.md (bcc functions): Cast enum's to int.
3361 * m32r.c (conditional_move_operand): Silence a debug message.
3362 ({small,long}_insn): New predicates.
3364 * m32r.h (TARGET_M32R): New macro.
3365 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
3366 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
3368 (ISSUE_RATE): Define as 2.
3370 * m32r.md (insn_size): New attribute.
3371 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
3373 (m32r): New attribute.
3375 * configure.in (enable_haifa): Switch m32r to Haifa by default.
3376 * configure: Regenerate.
3378 (Changes from Nick Clifton <nickc@cygnus.com>)
3379 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
3380 the equivalent of a negated 'I' constraint.
3381 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
3382 optimisation to work.
3384 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
3385 than 'I' since the value is negated.
3386 (peephole): Add peephole optimisation to cope with optimization of
3387 divide and subtracts of the same operands.
3389 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
3393 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
3396 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
3398 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
3400 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
3402 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
3403 frame_pointer_rtx not FRAME_POINTER_REGNUM.
3405 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
3407 * reg-stack.c: Revert last patch (Apr 20).
3408 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
3410 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
3412 * loop.c (check_dbra_loop): New locals jump, first_compare, and
3413 compare_and_branch. Call get_condition to set first_compare.
3414 Set compare_and_branch to number of compare/branch instructions.
3415 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
3416 Replace '2' with compare_and_branch.
3418 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3420 * cplus-dem.c (demangle_qualified): Replace missing else.
3422 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3424 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
3426 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3428 * sh.c (sh_expand_prologue, sh_expand_epilogue):
3429 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
3430 * sh.h (STACK_BOUNDARY): Likewise.
3432 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3434 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3436 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
3438 * system.h (abort): If abort is not defined, and neither is
3439 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
3440 reporting the line and filename of the error.
3442 * .gdbinit: Add breakpoints on exit and fancy_abort.
3444 * final.c (split_double): Avoid a compiler warning if
3445 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
3447 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
3448 for calling jump_optimize.
3450 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
3451 macros, rather than 0/1's.
3453 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
3455 * alpha.h (CONST_COSTS): Zero is always free.
3456 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
3458 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3460 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
3461 length in the name of a virtual table.
3463 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
3465 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
3467 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
3469 * version.c: Bump for snapshot.
3471 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
3473 * fold-const.c (fold_convert): Fix typo.
3475 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
3477 * alias.c (alias_invariant): New variable.
3478 (record_base_value): New argument INVARIANT.
3479 (memrefs_conflict_p): If a register has an entry in the alias_invariant
3480 array, try substituting that value for the register.
3482 * rtl.h: Declare record_base_value.
3484 * loop.c, unroll.c: Update callers of record_base_value.
3486 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
3487 ZERO_EXTEND do not affect base values.
3489 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
3491 * dbxout.c (dbxout_type): Fix typo.
3492 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
3494 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
3496 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
3498 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
3499 if the argument is the address of a structure or array.
3501 * configure.in: Enable Haifa scheduler by default for SPARC.
3503 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3505 * cse.c (cse_set_around_loop): Don't do optimization when
3506 new pseudos are created.
3508 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
3510 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
3512 (dbxout_type_method_1, dbxout_type): Likewise.
3513 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
3514 (dbxout_type): Fix check for when to print a type range in
3517 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3519 * (gen_shl_and, in case 1): Fix comparison with mask.
3521 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
3523 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
3524 pointer as second register in REG+REG pair.
3526 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3528 * c-common.c (check_format_info): Don't check for the 'x' format
3529 character twice, instead check for 'x' and 'X'
3531 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
3533 * Makefile.in (libgcc2.ready): Add explicit dependancy from
3534 $(STMP_FIXPROTO) to ensure all necessary include files have
3535 been created and to guarantee proper parallel builds.
3537 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3539 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
3540 register for stdarg functions.
3541 * sh.h (current_function_varargs): Declare.
3542 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
3544 1998-04-23 Jim Wilson <wilson@cygnus.com>
3546 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
3547 inhibit_libc is defined.
3549 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
3551 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
3553 * profile.c (tablejump_entry_p): New function.
3554 (branch_prob): Add code to recognize MIPS tablejump entry branch.
3555 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
3557 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
3559 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
3560 found, rather than at end of the loop, after the insn has been
3563 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3565 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
3566 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
3568 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
3570 * loop.c (note_addr_stored): Correct function to take 2 arguments,
3573 * rtl.def (MATCH_INSN2): Add new matching pattern.
3574 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
3576 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
3578 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
3579 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
3581 * final.c (split_double): Sign extend both halves of a split CONST_INT.
3583 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
3585 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
3587 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3589 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
3590 (cplus_demangle_opname): Call mop_up_squangle.
3591 (cplus_demangle): Initialize squangle info, then call
3592 internal_cplus_demangle. (Most code moved there as well)
3593 (internal_cplus_demangle): New function, performs most of what use
3594 to be done in cplus_demangle, but is only called with this file.
3595 (squangle_mop_up): New function to clean up B and K code data.
3596 (mop_up): set pointers to NULL after freeing.
3597 (demangle_signature, demangle_template, demangle_class): Add
3598 switch elements to handle K and B codes.
3599 (demangle_prefix, gnu_special, demangle_qualified): Add
3600 code to handle K and B codes.
3601 (do_type, demangle_fund_type): Handle B and K codes.
3602 (remember_Ktype): New function to store K info.
3603 (register_Btype, remember_Btype): New functions for B codes.
3604 (forget_B_and_K_types): New function to destroy B and K info.
3606 1998-04-21 Jim Wilson <wilson@cygnus.com>
3608 * stmt.c (check_seenlabel): When search for line number note for
3609 warning, handle case where there is no such note.
3611 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
3613 * genemit.c (gen_exp): Allow machine description to set mode of
3616 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
3618 * alias.c (mode_alias_check): New function.
3619 (true_dependence, anti_dependence, output_dependence): Call
3622 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
3624 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
3625 (MIPS_STACK_ALIGN): Similarly.
3627 * c-common.c (type_for_mode): Handle TI types.
3628 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
3629 (init_decl_processing): Handle TI types.
3630 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
3632 * mips.c (block_move_loop): Test Pmode == DImode instead of
3634 (expand_block_move, save_restore_insns): Likewise.
3635 (function_prologue, mips_expand_prologue): Likewise.
3636 (mips_expand_epilogue): Likewise.
3637 * mips.h (POINTER_SIZE): Allow specific targets to override.
3638 (Pmode): Allow specific targets to override.
3639 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
3640 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
3641 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
3642 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
3643 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3644 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
3645 * mips.md (indirect, tablejump & casesi support): Test for
3646 Pmode == DImode instead of TARGET_MIPS64.
3647 (call patterns): Likewise.
3649 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3651 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
3652 for gen_rtx(MEM, ...).
3654 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
3656 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
3657 to not be so gross, and to properly function with PIC.
3659 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
3661 * frame.c (heapsort): Rename to frame_heapsort.
3663 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
3665 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
3667 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
3669 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
3671 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
3672 operands during and after reload.
3674 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3676 * final.c (shorten_branches, init_insn_lengths): Move code
3677 to free label_align, uid_shuid, insn_lengths, insn_addresses
3678 and uid_align from the former function into the latter one;
3679 Add code to clear these variables.
3680 * sh.h (label_align): Remove declaration.
3682 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
3684 * gcc.c (lang_specific_driver): Declare prototype properly so
3685 fatal can be passed to it without error.
3687 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
3688 * configure: Regenerate.
3689 * config.in: Add #undef's for strchr and strrchr.
3691 * protoize.c (toplevel): If we have rindex, but not strrchr, map
3693 (file_could_be_converted): Use strrchr, not rindex since rindex is
3694 not defined on Linux systems when _POSIX_SOURCE is defined.
3695 (file_normally_convertible): Ditto.
3696 (process_aux_info_file): Ditto.
3699 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
3700 a constant to an integer register, don't split the insns that do
3701 the simple AND and OR operations, rather just split each word, and
3702 let the normal movsi define split handle it further.
3704 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3706 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
3707 (split_branches): Call init_insn_lengths.
3709 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
3711 * i386.c: Include expr.h to get the change_address prototype
3714 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
3716 * reg-stack.c (subst_asm_stack_regs): Change to return the last
3717 new insn generated by this function.
3718 (subst_stack_regs): Likewise.
3719 (convert_regs): Record the last newly generated insn and use
3720 it for change_stack () instead of INSN.
3722 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
3724 * fix-header.c (enum special_file): Undefine enumerators if they
3725 are already defined by include files.
3726 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
3727 macro with '__' to not pollute user namespace.
3729 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
3731 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
3733 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
3735 * version.c: Bump for snapshot.
3737 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
3739 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
3741 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
3742 Add missing -Dpentium* options.
3743 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
3744 instead of CPP_CPU_DEFAULT.
3745 (EXTRA_SPECS): Add entry for cpp_cpu_default.
3747 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
3749 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
3750 negative in a stackless frame.
3751 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
3752 in stackless frame size. Support 64-bit stackless frame size.
3753 Combine fpmem offset calculations and don't add total_size to
3754 offset if not pushing a stack frame.
3756 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
3758 * regmove.c (fixup_match_1): In three places, in flag_exceptions
3759 check, change p to q.
3761 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
3763 * gcc.c (lang_specific_driver): Add new parm type to prototype.
3764 (added_libraries): New file scope static variable.
3765 (process_command): Initialize added_libraries. Pass it to
3766 lang_specific_driver.
3767 (main): Use added_libraries in check for no input files.
3769 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
3771 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
3772 code generation. Use 64 bit instructions in 32 bit mode when
3773 possible. Use V9 return instruction. UltraSPARC optimizations.
3775 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
3777 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
3779 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
3780 just pass zero. That will work regardless of the size of HARD_REG_SET.
3782 * libgcc2.c (__floatdisf): Fix a couple typos.
3784 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
3786 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
3788 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
3790 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
3792 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
3794 * emit-rtl.c (operand_subword_force): If a register can not be
3795 accessed by words, copy it to a pseudo register.
3797 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
3799 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
3801 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
3803 * tree.h (mark_seen_cases): Delete declaration.
3805 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
3807 * stmt.c (mark_seen_cases): Make static and add prototype.
3809 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3811 * frame.c: Include stdlib.h and unistd.h to possibly get various
3812 function prototypes. The fixproto script guarantees these header
3813 files exist on the target system.
3814 * libgcc2.c: Likewise.
3816 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
3817 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
3818 function parameters.
3819 * libgcc2.c (__udiv_w_sdiv): Likewise.
3821 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
3823 * varasm.c (asm_output_bss): Add prototype.
3824 (asm_output_aligned_bss): Likewise.
3826 * unroll.c (verify_addresses): Add prototype.
3828 * toplev.c: Add many prototypes. Too many to mention here.
3830 * stmt.c (check_seenlabel): Add prototype.
3832 * rtlanal.c (reg_set_p_1): Add prototype.
3833 (reg_set_last_1): Likewise.
3835 * reorg.c (find_dead_or_set_registers): Add prototype.
3837 * regmove (try_auto_increment): Add prototype.
3839 * reg-stack.c (pop_stack): Add prototype.
3841 * recog.c (validate_replace_rtx_1): Add prototype.
3842 (find_cosntant_term_loc): Likewise.
3844 * loop.c (regs_patch_p): Add prototype.
3845 (add_label_notes, count_nonfixed_reads): Likewise.
3846 (find_single_use_in_loop): Likewise.
3847 (express_from): Surround prototype with #ifdef.
3848 (giv_sort): Similarly.
3850 * jump.c (mark_modified_reg): Add prototype.
3852 * haifa-sched.c (is_prisky): Add prototype.
3853 (queue_to_ready): Likewise.
3855 * genextract.c (gen_insn): Add prototype.
3857 * genemit.c (max_operand_1): Add prototype.
3858 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
3859 (gen_expand, gen_explit, output_add_clobbers): Likewise.
3860 (output_init_mov_optab): Likewise.
3862 * genattrtab.c (attr_hash_add_rtx): Add prototype.
3863 (attr_hash_add_string, write_length_unit_log): Likewise.
3865 * genattr.c (init_range): Add prototype.
3867 * combine.c (sets_function_arg_p): Add prototype.
3869 * expr.c (store_constructor_field): Add prototype.
3870 (get_memory_usage_from_modifier): Likewise
3872 * expmed.c (synth_mult): Add prototype.
3873 (choose_multiplier, invert_mod2n): Likewise.
3875 * except.c (push_eh_entry): Add prototype.
3876 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
3877 (call_get_eh_context, start_dynamic_cleanup): Likewise.
3878 (start_dynamic_handler, can_throw): Likewise.
3879 (output_exception_table_entry, scan_region): Likewise.
3880 (eh_regs, set_insn_eh_region): Likewise.
3882 * dwarfout.c (decl_class_context): Add prototype.
3883 (output_inheritance_die, type_ok_for_scope): Likewise.
3885 * c-lex.c (skip_white_space_on_line): Add prototype.
3887 * alias.c (record_set): Add prototype.
3888 (find_base_term, base_alias_check): Likewise.
3890 * function.c (assign_outer_stack_local): Make static and add prototype.
3892 * haifa-sched.c (build_control_flow): Accept raw data as inputs
3893 instead of computing it locally. Callers changed.
3894 (find_rgns): Several new arguments. Callers changed.
3895 Generally clean up and comment better. Use dominators to
3896 identify reducible loops. Convert some flag arrays to bitmaps.
3897 Convert most of the code to work on pred/succ lists instead of
3898 an edge table. Add comments for future improvements.
3899 (schedule_insns): Allocate temporary tables for flow data, call
3900 routines to compute flow data and pass it along to children as
3902 (debug_control_flow): Delete. Use dump_bb_data instead.
3904 * basic-block.h (compute_dominators): Declare.
3906 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
3908 * basic-block.h: Declare them.
3910 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
3912 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
3915 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
3917 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
3918 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
3919 node is non NULL. Cache last file name and file name identifier node.
3921 1998-04-15 Mark Mitchell <mmitchell@usa.net>
3923 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
3924 the length of an array, not TREE_TYPE.
3926 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
3928 * flow.c (sbitmap_union_of_successors): New function.
3929 * basic-block.h (sbitmap_union_of_successors): Declare it.
3931 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
3933 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
3934 Set gnu_ld to gnu_ld_flag inside main loop.
3937 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
3939 * toplev.c (compile_file): Call init_parse using new interface.
3940 (init_lex): Remove declaration.
3942 * c-lex.c (init_parse): Now returns char* containing filename.
3944 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
3946 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
3948 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
3950 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
3951 (gen{extract,peep,opinit,output}): Ditto.
3953 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
3954 global definition so print-rtl.o can be linked in.
3955 * gen{peep,recog}.c (insn_attr_name): Ditto.
3957 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
3959 * fixincludes: discard empty C++ comments, as found in sys/time.h
3962 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3964 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
3967 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
3969 * emit-rtl.c (operand_subword): Rework slightly to avoid
3970 bogus warning from previous change.
3972 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
3974 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
3975 Nov 8 find_replacement change. Move decls of get_unaligned_address
3976 * alpha.h: ... here.
3978 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
3980 * function.c (assign_parms): Initialize unsignedp before passing
3981 its pointer to promote_mode.
3983 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
3984 (write_test_expr): Allow MATCH_INSN.
3986 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
3988 * install.texi: Update section on warnings that can be safely ignored.
3990 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
3992 * mips.md (reload_outdi): Change the scratch mode from DImode to
3993 TImode. New variable scratch, used instead of operand[2] in template.
3994 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
3996 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
3998 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
4000 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
4002 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
4004 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
4006 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
4007 (ASM_FINISH_DECLARE_OBJECT): Likewise.
4009 * Idea and part of the patch from HJ.
4010 * Makefile.in: auto-host.h renamed from auto-config.h. All references
4012 (distclean): Remove auto-build.h too.
4013 * configure.in: Rename host autoconf generated file to auto-host.h.
4014 If host != build, then run autoconf to generate auto-build.h for
4015 the build machine and include it in build_xm_files.
4016 Check for wait.h and sys/wait.h.
4018 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
4019 TRULY_NOOP_TRUNCATION.
4021 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
4023 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
4025 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
4027 * invoke.texi (ld options) Include memset requirements
4028 for options -nodstdlib and -nodefaultlibs.
4030 1998-04-12 Paul Eggert <eggert@twinsun.com>
4032 This change is from an idea suggested by Arthur David Olson.
4034 * c-common.c (decl_attributes, record_function_format,
4035 check_format_info, init_function_format_info):
4036 Add support for strftime format checking.
4037 (enum format_type): New type.
4038 (record_function_format): Now static, and takes value of type
4039 enum format_type instead of int.
4040 (time_char_table): New constant.
4041 (struct function_format_info): format_type member renamed from is_scan.
4042 (check_format_info): Use `warning' rather than sprintf followed by
4043 `warning', to avoid mishandling `%' in warnings.
4044 Change `pedwarn' to `warning', since these warnings do not necessarily
4045 mean the program does not conform to the C Standard, as the code
4046 need not be executed.
4048 * c-tree.h (record_function_format): Remove decl; no longer extern.
4050 * extend.texi: Add documentation for strftime format checking.
4052 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
4054 * mips/ecoffl.h: Do not include mips.h.
4055 * mips/elf.h: Likewise.
4057 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
4058 * mips/ecoff.h: Include "mips/mips.h".
4060 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
4062 * version.c: Bump for snapshot.
4064 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
4066 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
4067 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
4068 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
4069 between loop optimization passes.
4070 * rtl.h: Updated appropriately.
4072 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
4074 Reinstall this patch from Jason.
4075 * function.c (push_function_context_to): Don't call init_emit.
4077 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
4079 * rtl.c (read_skip_spaces): Prevent infinite loops upon
4080 encountering unterminated comments.
4082 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
4084 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
4087 * configure.in: Handle --with-fast-fixincludes.
4088 (fixincludes): If --with-fast-fixincludes, then use a different
4089 fixincludes program by default.
4090 * Makefile.in (fixinc.sh): New rule.
4092 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
4094 * i386.md (movqi+1): Handle invalid QI register.
4095 (movsf_push-1): Likewise.
4097 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
4099 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
4101 symbolic_memort_operand(), call32_operand(), int8_operand(),
4102 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
4104 uint16_operand(): Made static.
4106 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
4108 * calls.c (expand_call): Fix typo.
4110 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
4112 * c-lex.c (finput): New global.
4113 (init_parse): Always included. Handle !USE_CPPLIB using
4114 code originally in compile_file.
4115 (finish_parse): Update for CPPLIB.
4116 * toplev.c (init_parse, finish_parse): Declare.
4117 (finput): Delete variable. Now in front-ends.
4118 (compile_file): Remove code which is now handled by init_parse
4119 which is unconditionally called. Similarly for finish_parse.
4121 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
4123 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
4124 ASM_WEAKEN_LABEL): Add.
4126 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
4128 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
4129 * configure.in (alpha-*-linux*): Use them.
4131 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
4133 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
4134 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
4135 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
4136 (build_expr_wfl): New prototype declaration.
4137 * tree.c (build_expr_wfl): New function, to build
4138 EXPR_WITH_FILE_LOCATION nodes.
4139 (copy_node): Don't zero TREE_CHAIN if copying a
4140 EXPR_WITH_FILE_LOCATION node.
4141 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
4142 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
4144 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
4146 * configure.in (v850): Use t-v850.
4147 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
4149 * protoize.c (creat, read, write): Do not declare.
4151 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
4152 refer to the CODE_LABEL before a dispatch table.
4154 * invoke.texi: Add ARC options.
4156 * gcc.c (proces_command): Improve error message for -o with
4159 * i386/x-cygwin32 (CLIB): Link in advapi32.
4161 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
4162 (ASM_IDENTIFY_LANGUAGE): Likewise.
4164 * i386.md (movqi recognizer): Don't perfom byte increment into
4167 * configure.in (x86-dg-dgux): Run fixinc.dgux.
4169 * i370.h: Fix typo in GEN_INT changes.
4171 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
4172 of an empty arglist in prototype.
4174 * Makefile.in: Remove bytecode crud that crept back in after the
4177 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
4179 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
4180 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
4182 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
4184 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4186 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
4188 * c-lex.c (is_class_name): Delete declaration.
4189 (whitespace_cr): Make static and add prototype.
4190 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
4191 yylex, get_directive_line): Turn declarations into prototypes.
4192 (position_after_whitespace, check_newline, yyerror,, is_class_name,
4193 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
4195 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
4197 * gencodes.c (gen_insn): Add prototype.
4198 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
4199 gen_peephole): Add prototypes.
4200 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
4202 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
4203 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
4204 genheader, gencode): Add prototypes.
4205 * genopinit.c (gen_insn): Add prototype.
4206 * genoutput.c (output_prologue, output_epilogue, scan_operands,
4207 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
4208 gen_expand, gen_split, n_occurrences): Add prototypes.
4209 * genpeep.c (gen_peephole): Add prototype.
4210 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
4211 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
4212 labels_in_range_p, count_loop_regs_set, note_addr_stored,
4213 loop_reg_used_before_p, scan_loop, replace_call_address,
4214 skip_consec_insns, libcall_benefit, ignore_some_movables,
4215 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
4216 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
4217 check_final_value, record_giv, update_giv_derive, basic_induction_var,
4218 simplify_giv_expr, general_induction_var, consec_sets_giv,
4219 check_dbra_loop, express_from, combine_givs_p, combine_givs,
4220 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
4221 last_use_this_basic_block, record_initial, update_reg_last_use,
4222 iteration_info, analyze_loop_iterations, insert_bct,
4223 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
4226 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
4228 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4230 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
4232 * config/mips/mips.c (siginfo): Deleted.
4233 (override_options): Don't install SIGINFO signal handler.
4235 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
4237 * loop.c (check_dbra_loop): When normalize comparison_val, add check
4238 to verify it is non-negative.
4240 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
4242 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
4243 (alpha_expand_block_clear): Likewise.
4245 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
4247 * tree.h (sizetype_tab): Fix previous change for K&R.
4249 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
4251 * version.c: Bump for snapshot.
4253 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
4255 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
4256 Add USG and POSIX to xm_defines.
4258 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
4260 * gcc.c: Add linker spec.
4261 (link_command_spec): Use %(linker) instead of ld.
4262 (main): If collect2 is requested as the linker, see if it exists;
4263 if not, use ld instead.
4265 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
4267 (install-collect2): Install as collect2, not ld.
4269 * configure.in(will_use_collect2): It's named collect2 now.
4271 * collect2: Remove checks to see if we were invoked recursively.
4272 (collect_execute): Use _spawnvp under cygwin32.
4274 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
4276 * haifa-sched.c (build_control_flow): Set unreachable for block whose
4277 only predecessor is itself.
4279 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4281 * c-parse.in: Include system.h, and remove stuff now made redundant.
4284 * protoize.c: Likewise. Properly check for cpp stringification.
4286 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
4289 * objc/Make-lang.in (objc-parse.o): Likewise.
4291 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4293 * gansidecl.h: Check if compiler supports __attribute__. Provide
4294 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
4295 __attribute__ when its available. Also provide definitions for
4296 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
4297 terms of ATTRIBUTE_PRINTF.
4299 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
4302 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
4304 * combine.c (can_combine_p): Include successor in volatile test.
4306 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4308 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
4311 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
4313 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
4314 in prototype and definition.
4316 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
4318 * version.c: Bump for snapshot.
4320 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
4322 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
4323 alpha_expand_unaligned_store_words.
4325 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
4327 * i386.md (movsf_push, movsf_mem): Remove.
4328 (movsf_push): Rename from movsf_push_nomove and move in front of
4329 movsf. Use nonmemory_operand predicate and don't bother checking
4331 (movsf_push_memory): New pattern.
4332 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
4333 both operands refer to memory then force operand[1] into a register.
4334 (movsf_normal): Change to unnamed pattern.
4335 Likewise for movdf, movxf, and friends.
4337 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
4339 * version.c: Bump for snapshot.
4341 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
4343 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
4345 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
4347 * configure.in (mips-wrs-vxworks): New target.
4349 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
4351 * expmed.c (synth_mult): The value -1, has no zeros, so it can
4352 never have the form ...011.
4354 * version.c: Bump for snapshot.
4356 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
4358 * i386.c (asm_output_function_prefix, load_pic_register):
4359 Use ASM_GENERATE_INTERNAL_LABEL properly.
4360 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
4361 (print_operand): Ignore it.
4362 (load_pic_register): Use it for the got load call.
4363 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
4364 (prologue_get_pc_and_set_got): Likewise.
4365 * i386.h: Update print_operand docs.
4367 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
4369 * i386.md (ffssi, ffshi): Rewrite as define_expands.
4370 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
4371 * i386.c (notice_update_cc): Recognize unspec 5.
4373 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
4375 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
4376 * alpha.c (print_operand): Handle it.
4377 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
4379 (fix_truncdfdi2): Likewise.
4381 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
4383 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
4384 of these into a single struct, with additional [us]sizetype entries.
4385 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
4386 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
4389 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
4391 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
4393 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
4395 * haifa-sched.c (split_block_insns): Don't supress insn splitting
4396 on subsequent passes.
4398 * alpha.c (hard_fp_register_operand): New function.
4399 * alpha.h (PREDICATE_CODES): Add it.
4400 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
4401 f<-m case and accompanying define_split.
4402 (trapb): Use a unique unspec_volatile number.
4404 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
4406 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
4409 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
4411 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
4414 * haifa-sched.c: Mirror recent changes from gcc2.
4416 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
4418 * Makefile.in (insn*.o): Depend on system.h.
4420 * pa.c (output_global_address): Initialize base.
4421 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
4423 1998-04-03 Mike Stump <mrs@wrs.com>
4425 * gthr.h: Support systems that don't have weak, but have threads.
4426 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
4427 * gthr-vxworks.h: New file.
4428 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
4430 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
4432 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
4434 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
4436 * ginclude/va-i960.h (va_end): Change void * to void.
4438 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4440 * Makefile.in (choose-temp.o): Depend on system.h.
4442 * choose-temp.c: Include system.h when IN_GCC.
4444 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
4445 Richard Henderson <rth@cygnus.com>
4447 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
4448 (move_replacements): New function.
4449 * reload.h: Prototype it.
4451 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
4453 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
4455 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
4458 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
4459 (gen_highpart): Likewise.
4460 * final.c (alter_subreg): Allow the target to hook by-mode subreg
4461 hard register number changes.
4463 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
4465 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
4466 rnbitsize, rnmode and rinner.
4467 (make_range): Initialize type.
4468 (fold): Initialize arg0, arg1 and varop.
4470 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
4472 (expand_function_start): Initialize last_ptr.
4474 * stor-layout.c (layout_record): Initialize desired_align.
4475 (get_best_mode): Initialize unit.
4477 * tree.c (copy_node): Initialize length.
4479 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
4481 * caller-save.c (insert_save_restore): Initialize pat, code and
4484 * emit-rtl.c (push_to_sequence): Initialize top.
4485 (push_topmost_sequence): Likewise.
4487 * genattrtab.c (simplify_by_exploding): Initialize defval.
4489 * profile.c (branch_prob): Initialize dest.
4491 * rtl.h (note_stores): Remove duplicate prototype.
4492 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
4494 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
4495 strings that are not actually lengths.
4497 * genattrtab.c: Make generated file use system.h, instead of
4498 including stdio.h, etc directly.
4499 * genextract.c, genopinit.c, genoutput.c: Likewise.
4500 * genpeep.c, genrecog.c: Likewise
4502 * genoutput.c (process_template): Mark operands in the generated
4503 function as potentially unused if compiling with GNU CC.
4505 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
4507 * pa.md (reload peepholes): Remove unused variable "mode".
4509 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
4511 * config/arm/thumb.h: Add super interworking support.
4512 * config/arm/thumb.c: Add super interworking support.
4513 * config/arm/thumb.md: Add super interworking support.
4514 * config/arm/lib1funcs.asm: Add interworking support.
4515 * config/arm/lib1thumb.asm: Add super interworking support.
4516 * config/arm/t-semi: Add interworking support.
4517 * config/arm/t-thumb: Add interworking support.
4518 * config/arm/README-interworking: New file.
4520 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
4522 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
4523 (MD_STARTFILE_PREFIX): Unset.
4525 1998-04-01 Mark Mitchell <mmitchell@usa.net>
4527 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
4528 entity in a local scope.
4530 * fold-const.c (fold): Call truthvalue_conversion for values which
4531 are folded to boolean type.
4533 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
4535 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
4536 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
4537 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
4538 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
4539 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
4540 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
4541 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
4542 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
4543 * md.texi: Likewise.
4545 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
4547 * fixincludes (limits.h): Fix nested comments in Motorola's
4548 limits.h and sys/limits.h.
4550 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
4552 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
4553 as dest of expand_binop call.
4555 * alpha.md (extzv): Correct check for valid operand[2] values.
4557 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
4560 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
4562 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
4564 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
4565 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
4567 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
4568 cygwin32 can override this to allow both unix and win32 style PATHs.
4570 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
4571 style environment paths.
4573 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4575 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
4576 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
4577 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
4580 * cpphash.c: Include config.h.
4581 * cppalloc.c: Include system.h. Add parameters to various
4582 function prototypes.
4583 * cpperror.c: Likewise.
4584 * cppexp.c: Likewise.
4585 * cpphash.c: Likewise.
4586 * cpplib.c: Likewise.
4587 * cppmain.c: Likewise.
4588 * fix-header.c: Likewise.
4590 * gen-protos.c: Likewise.
4591 * gengenrtl.c: Likewise.
4592 * halfpic.c: Likewise.
4594 * scan-decls.c: Likewise.
4597 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
4599 * README.gnat: Add lang_print_xnode definition.
4601 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4603 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
4604 fmovecr on the 68060.
4606 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
4608 * genemit.c (DONE): Rework so that it works in the true arm if
4609 an if-else conditional.
4612 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
4614 * rs6000.c: Do not include stdioh or ctype.h anymore.
4616 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
4618 (stor-layout.o): Likewise.
4619 * c-typeck.c: Include rtl.h and expr.h.
4620 * stor-layout.c: Likewise.
4622 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
4623 All callers changed.
4624 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
4625 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
4626 All callers changed.
4628 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
4630 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
4632 * tree.h (lang_print_xnode): Provide prototype.
4634 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
4636 * version.c: Bump for snapshot.
4638 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
4640 * objc/sendmsg.c (__objc_block_forward): Add braces for return
4641 value if INVISIBLE_STRUCT_RETURN.
4643 * pa.c (arith_double_operand): Fix parens.
4645 * haifa-sched.c (print_pattern): Correct arg to sprintf.
4647 * Makefile.in (libgcc1.null): Make return type for __foo void.
4649 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
4651 * pa.h: Add declarations for many functions defined in pa.c.
4653 * genpeep.c (main): Remove unused variable 'i' from the generated
4656 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
4657 (gen_split): Likewise.
4658 (main): Rework generated definitions of DONE and FAIL so that they
4659 no longer use gotos. Avoids warnings about unused labels.
4661 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
4662 unused "junk" variable.
4664 * genattrtab.c (write_complex_function): Add a default case in
4665 generated switch statement to keep -W -Wall quiet.
4667 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
4669 * invoke.texi: Document more ARM and Thumb command line options.
4671 * config/arm/xm-thumb.h: New file.
4673 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
4675 * stmt.c (expand_expr_stmt): Must generate code for
4676 statements within an expression (gcc's `({ ... )}')
4677 even if -fsyntax-only.
4679 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4680 Jeffrey A Law (law@cygnus.com)
4682 * basic-block.h (basic_block_computed_jump_target): Declare.
4683 * flags.h: (current_function_has_computed_jump): Declare.
4684 * flow.c: (basic_block_computed_jump_target): Define.
4685 (flow_analysis): Allocate it. Set current_function_has_computed_jump
4687 (find_basic_blocks): Set current_function_has_computed_jump and
4688 elements of basic_block_computed_jump_target to 1 as appropriate.
4689 * function.c: (current_function_has_computed_jump): Define.
4690 * global.c (global_conflicts): Don't allocate pseudos into stack regs
4691 at the start of a block that is reachable by a computed jump.
4692 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
4694 (subst_stack_regs): Undo change from Sep 4 1997.
4695 (uses_reg_or_mem): Now unused, deleted.
4696 * stupid.c (stupid_life_analysis): Compute
4697 current_function_has_computed_jump.
4698 (stupid_find_reg): Don't allocate stack regs if the function has a
4700 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
4701 the current function has a computed jump. Use the global value
4704 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
4706 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
4707 (DWARF2_UNWIND_INFO): Define to zero.
4709 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
4711 * gcc.c (set_std_prefix): Add declaration.
4712 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
4713 suffix, and update the standard prefix prefix.c uses.
4715 * prefix.c (std_prefix): New global to hold default prefix value.
4716 (get_key_value): Change to use std_prefix instead of PREFIX.
4717 (translate_name): Ditto.
4718 (update_path): Ditto.
4719 (get_key_value): Release allocated scratch storage.
4720 (set_std_prefix): New function to reset the standard prefix.
4722 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4724 * sh.c (find_barrier): Fix calculations for alignment increase.
4726 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
4728 * Makefile.in (stmp-fixinc): If we're actually fixing include
4729 files, copy gcc's assert.h into the fixed include dir.
4730 * fixincludes (assert.h): Avoid any attempts to fix a probably
4731 broken system specific assert.h file.
4732 * fixproto (stdlib.h): Make sure, it'll contain a definition of
4735 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
4737 * regclass.c (reg_scan_mark_refs): Be more selective about
4738 when we mark a register with REGNO_POINTER_FLAG.
4740 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4742 reload inheritance improvement:
4743 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
4744 Change meaning: index is now hard reg number.
4745 (reg_reloaded_valid, reg_reloaded_dead): New variables.
4746 (reload_spill_index): Content is now a hard reg number.
4747 (reload_as_needed): Change to fit new variable meaning.
4748 (forget_old_reloads_1, allocate_reload_reg): Likewise.
4749 (choose_reload_regs, emit_reload_insns): Likewise.
4751 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4753 * regclass.c (record_reg_classes): '?' increases cost by two.
4755 * reload.c (find_reloads): Double previous costs. Output
4756 reloads cost one unit extra.
4758 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
4759 boiled down to && ! 0.
4761 * reload.c (find_equiv_reg): Also consider a goal offset from the
4762 frame pointer to be constant.
4764 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4766 * sh.h (OPTIMIZATION_OPTIONS): Define.
4768 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
4770 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
4772 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
4774 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
4776 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
4778 * c-common.c (check_format_info): Initialize type, is_type. New local
4779 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
4780 when pedantic if used with integral format specifier.
4782 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
4784 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
4786 (function_arg_padding): Declare.
4788 * rs6000.c: Include system.h.
4789 (function_arg_padding): Change return type to int, cast enum's to
4792 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
4793 * collect2.c (scan_prog_file): Add explicit braces to avoid
4796 * dbxout.c (dbxout_type_fields): Add braces around empty body in
4798 (dbxout_type): Likewise.
4800 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
4801 `ptt_size' from int to size_t.
4802 (rs6000_file_start): Likewise for `i'.
4803 (rs6000_replace_regno): Add default case in enumeration switch.
4804 (output_epilog): Remove unused variable `i'.
4805 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
4808 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
4810 (get_issue_rate, non_logical_cint_operand): Add prototype.
4811 (rs6000_output_load_toc_table): Ditto.
4813 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
4816 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
4818 * config/arm/thumb.c: New File. Support for ARM's Thumb
4820 * config/arm/thumb.h: New File. Thumb definitions.
4821 * config/arm/thumb.md: New File. Thumb machine description.
4822 * config/arm/tcoff.h: New File. Thumb COFF support.
4823 * config/arm/t-thumb: New File. Thumb makefile fragment.
4824 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
4826 * configure.in: Add Thumb-coff target.
4827 * configure: Add Thumb-coff target.
4828 * config.sub: Add Thumb-coff target.
4830 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
4832 * loop.c (scan_loop): Initialize move_insn_first to zero.
4834 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
4836 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
4837 * config/i386/rtems.h: Likewise.
4838 * config/i960/rtems.h: Likewise.
4839 * config/m68k/rtems.h: Likewise.
4840 * config/mips/rtems64.h: Likewise.
4841 * config/pa/rtems.h: Likewise.
4842 * config/rs6000/rtems.h: Likewise.
4843 * config/sh/rtems.h: Likewise.
4844 * config/sparc/rtems.h: Likewise.
4846 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4848 * pa.c (emit_move_sequence): If in reload, call find_replacement.
4850 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
4852 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
4854 * collect2.c (find_a_file): Add debugging.
4855 (find_a_file): Test for win32 style absolute paths if
4856 DIR_SERPARATOR is defined.
4857 (prefix_from_string): Add debugging.
4858 (main): Test for debug command line switch at start of program
4860 (main): Use GET_ENVIRONMENT rather than getenv().
4861 (prefix_from_env): Use GET_ENVIRONMENT.
4863 1998-03-24 Mark Mitchell <mmitchell@usa.net>
4865 * cplus-dem.c (optable): Add sizeof.
4866 (demangle_template_value_parm): New function containing code
4867 previously found in demangle_template.
4868 (demangle_integral_value): New function which handles complicated
4869 integral expressions.
4870 (demangle_template): Use them.
4872 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4874 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
4875 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
4876 genattrtab.o, genoutput.o): Depend on system.h.
4878 * genattr.c: Include system.h. Add arguments to various function
4879 prototypes. Remove redundant prototype of read_rtx().
4880 * genattrtab.c: Likewise.
4881 * gencodes.c: Likewise.
4882 * genconfig.c: Likewise.
4883 * genemit.c: Likewise.
4884 * genextract.c: Likewise.
4885 * genflags.c: Likewise.
4886 * genopinit.c: Likewise.
4887 * genoutput.c: Likewise.
4888 * genpeep.c: Likewise.
4889 * genrecog.c: Likewise.
4891 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
4893 * c-lang.c (lang_print_xnode): New function.
4894 * objc/objc-act.c (lang_print_xnode): Likewise.
4895 * print-tree.c (print_node): Call it
4897 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
4899 * c-parse.in: Recognize protocol qualifiers in class
4900 definitions for objc.
4902 (yyerror): Remove redundant decl.
4903 (yyprint): Fix prototype.
4905 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
4907 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
4909 * stmt.c (unroll_block_trees): Free block_vector if needed.
4911 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
4913 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
4914 (zero_extendsidi2): Avoid useless copy.
4915 (iordi_zext): New pattern.
4916 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
4918 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
4920 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
4921 (ashldi3): Allow constant shift count in range ]32,63].
4922 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
4924 1998-03-22 Mark Mitchell <mmitchell@usa.net>
4926 * tree.h (IS_EXPR_CODE_CLASS): New macro.
4928 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
4930 * h8300.h (CONST_COSTS): Remove definition.
4931 (DEFAULT_RTX_COSTS): Define.
4933 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
4935 * config/sh/rtems.h: Switched from ELF to COFF.
4937 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4939 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
4941 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
4943 * version.c: Bump for snapshot.
4945 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
4946 Geoff Noer <noer@cygnus.com>
4948 * Makefile.in: Various fixes for building cygwin32 native toolchains.
4950 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
4951 * objc/Make-lang.in: Likewise.
4953 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
4955 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
4957 * configure.in: Handle with-PACKAGE=no correctly
4959 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4961 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
4962 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
4963 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
4964 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
4965 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
4966 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
4967 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
4968 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
4969 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
4970 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
4973 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
4974 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
4975 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
4976 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
4977 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
4978 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
4979 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
4980 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
4981 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
4982 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
4983 xcoffout.c: Include system.h. Organize include ordering so
4984 that stdarg/varargs comes before other system headers. Remove
4985 spurious casts of functions assured of a prototype in system.h.
4987 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
4989 * reg-stack.c (pop_stack): Define. Pops any register on the
4990 regstack and adjusts regstack.
4991 (compare_for_stack_reg): Use pop_stack.
4993 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
4995 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
4998 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
5000 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
5002 * fold-const.c (fold): Replace sign-extension of a zero extended
5003 value by a single zero extension.
5005 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
5007 * except.c (init_eh): Do nothing.
5008 (save_eh_status): Call init_eh_for_function, not init_eh.
5009 * function.c (push_function_context_to): Don't call init_emit.
5011 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
5013 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
5016 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5018 * final.c (shorten_branches): Add parentheses around +/- in
5021 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
5023 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
5025 * regclass.c (memory_move_secondary_cost): Wrap uses of
5026 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
5029 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
5031 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
5033 * flow.c (life_analysis): #include <sys/types.h> to make sure
5035 * cplus-dem.c (demangle_function_name): Likewise.
5037 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
5039 * final.c (insn_noperands): Change type to unsigned int.
5040 (final_scan_insn): Likewise for noperands;
5041 properly check operand number boundaries.
5043 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
5045 * alpha.md (extzv): Don't reject register operands. Fix
5048 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
5050 * dbxout.c (dbxout_function_end): Fix last change. The correct
5051 predicate is ASM_OUTPUT_SECTION_NAME.
5053 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
5055 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
5056 (ashlsi): Use match_dup 1 instead of match_operand 2.
5058 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5060 * fold-const.c (operand_equal_for_comparison_p): See if equal
5061 when nop conversions are removed.
5063 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5065 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
5066 don't use ORIGINAL_TARGET unless REG.
5068 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5070 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
5072 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
5074 * loop.c (struct movable): New field move_insn_first.
5075 (scan_loop): In consec sets code, set it. Clear it otherwise.
5076 (move_movables): In consec sets code, use it. Copy REG_NOTES from
5077 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
5080 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
5082 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
5083 is large, and the system doesn't provide atoll or atoq.
5086 * alpha/xm-vms.h (HAVE_ATOLL): Define.
5087 Reported by Klaus Kaempf <kkaempf@progis.de>.
5089 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5091 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
5092 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
5094 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
5095 test !ACCUMULATE_OUTGOING_ARGS.
5097 * collect2.c (write_c_file_glob): Wrap function definition in
5098 macro test !LD_INIT_SWITCH.
5100 * combine.c (try_combine): Wrap variables `cc_use' and
5101 `compare_mode' in macro test EXTRA_CC_MODES.
5103 * cpplib.c (do_ident): Remove unused variable `len'.
5104 (skip_if_group): Remove unused variables `at_beg_of_line' and
5106 (cpp_get_token): Remove unused variable `dummy'.
5108 * dbxout.c (scope_labelno): Move static variable definition inside
5109 the one function scope where it is used.
5110 (dbxout_function_end): Wrap prototype and definition in
5111 macro test !NO_DBX_FUNCTION_END.
5113 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
5114 in macro test !MIPS_DEBUGGING_INFO.
5116 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
5117 into the scope where it is used. Wrap empty else-statement body
5120 * fix-header.c: Fix typo in comment.
5121 (inf_skip_spaces): Cast results of INF_UNGET to (void).
5122 (check_protection, main): Likewise.
5124 * flow.c (find_basic_blocks_1): Remove dangling comment text.
5126 * function.c (contains): Wrap prototype and definition in macro
5127 test HAVE_prologue || HAVE_epilogue.
5128 (fixup_var_refs_1): Remove unused variable `width'.
5130 * gen-protos.c (main): Remove unused variable `optr'.
5132 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
5134 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
5135 (__sjpopnthrow): Remove unused variable `jmpbuf'.
5136 (__throw): Remove unused variable `val'.
5138 * protoize.c: Check for a previously existing definition before
5139 defining *_OK macros.
5141 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
5143 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5145 * vax.h (ADDR_VEC_ALIGN): Define.
5147 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
5149 * gcc.c (default_arg): Don't wander off the end of allocated
5152 (From Geoffrey Keating <geoffk@ozemail.com.au>)
5153 * rs6000.c (small_data_operand): Ensure that any address
5154 referenced relative to the small data area is inside the SDA.
5156 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
5158 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
5160 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
5162 * except.h (in_same_eh_region): New prototype.
5163 (free_insn_eh_region, init_insn_eh_region): New prototypes.
5164 * except.c (insn_eh_region, maximum_uid): New static variables.
5165 (set_insn_eh_region): New static function to set region numbers.
5166 (free_insn_eh_region): New function to free EH region table.
5167 (init_insn_eh_region): New function to initialize EH region table.
5168 (in_same_eh_region): New function used to determine if two rtl
5169 instructions are in the same exception region or not.
5170 * final.c (final): Initialize the table indicating which instructions
5171 belong in which exception region.
5172 * genpeep.c (main): Add "except.h" to include file list in generated
5174 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
5175 peepholes involving calls and unconditional branches.
5177 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
5179 * README.gnat: New file.
5181 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5183 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
5184 "recog.h" for offsettable_memref_p.
5185 (legitimize_pic_address): Remove unused variable `offset'.
5186 (notice_update_cc): Change return type to void. Add default label
5188 (standard_68881_constant_p): Remove unused variable mode.
5189 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
5190 (const_int_cost): Explicitly declare as returning int.
5191 (output_dbcc_and_branch): Change return type to void.
5193 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
5194 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
5195 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
5197 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
5199 * version.c: Bump for snapshot.
5201 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5203 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
5204 check for 'M' constraint.
5206 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
5208 * cccp.c (create_definition): If pedantic, call pedwarn for macro
5211 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
5213 * i386.c (ix86_logical_operator): New function.
5214 (split_di): Ensure that when a MEM is split, the resulting MEMs have
5216 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
5219 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5220 Richard Earnshaw <rearnsha@arm.com>
5221 Nick Clifton <nickc@cygnus.com>
5223 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
5225 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
5227 * cse.c (rtx_cost): Provide a default case in an enumeration
5228 switch, and call DEFAULT_RTX_COSTS if it's defined.
5230 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
5232 * basic-block.h (compute_preds_succs): Change return type in
5234 * flow.c (compute_preds_succs): Likewise in function definition.
5236 * regmove.c (find_matches): Cast char used as array index to unsigned char
5239 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
5241 * i386.h (RTX_COSTS): Insert braces around nested if.
5242 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
5245 * gcc.c (default_compilers): Properly put brackets around array elements in
5248 * getopt.c (_getopt_internal): Add explicit braces around nested if;
5251 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
5252 (record_reg_life_pat): Add explicit parens around && and || in expression.
5253 (stack_reg_life_analysis): Add parens around assignment used as expression.
5254 (convert_regs): Likewise.
5256 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
5258 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
5259 change callers accordingly.
5261 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
5262 and definition; change all callers accordingly.
5264 * except.c (init_eh): Avoid assignment of unused return value of
5265 build_pointer_type; cast it to void, instead, and remove unused
5268 * gcc.c (lang_specific_driver): Define prototype only #ifdef
5269 LANG_SPECIFIC_DRIVER.
5270 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
5272 * genoutput.c (output_epilogue): Initialize next_name to 0.
5274 * real.c (efrexp): #if 0 prototype and function definition.
5275 (eremain): Likewise.
5282 * reload.c (push_secondary_reload): Define prototype only
5283 #ifdef HAVE_SECONDARY_RELOADS.
5285 * varasm.c (assemble_static_space): Define rounded only
5286 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
5288 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
5290 * i386.md (andsi): Add default case in enumeration switch.
5295 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
5297 * c-decl (finish_struct): Change type of min_align to unsigned.
5299 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
5300 remove unused variable len.
5302 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
5303 comment indicating this is proper behaviour.
5304 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
5306 (based_loc_descr): Likewise.
5308 * enquire.c (bitpattern): Change type of variable i to unsigned.
5310 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
5312 * flow.c (life_analysis): Change type of variable i to size_t;
5313 remove unused variable insn.
5315 * gcc.c (translate_options): Change type of variables optlen, arglen and
5317 (input_filename_length): Change type to size_t.
5318 (do_spec_1): Change type of variable bufsize to size_t.
5319 (main): Change type of variables i and j to size_t;
5320 remove subblock local definition of variable i.
5321 (lookup_compiler): Change type of second argument to size_t;
5322 change type of variable i to size_t.
5324 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
5326 * genopinit.c (get_insn): Change type of variable pindex to size_t.
5328 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
5330 * global.c (global_alloc): Change type of variable i to size_t.
5332 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
5334 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
5335 (expand_end_case): Change type of variable count to size_t.
5337 * toplev.c (main): Change type of variable j to size_t.
5338 (set_target_switch): Change type of variable j to size_t.
5339 (print_switch_values): Change type of variable j to size_t;
5340 remove unused variable flags.
5342 * varasm.c (assemble_variable): Change type of variable align to size_t.
5343 (const_hash_rtx): Change type of variable i to size_t.
5345 1998-03-11 Mark Mitchell <mmitchell@usa.net>
5347 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
5348 TREE_VEC if that's what it really is.
5350 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
5352 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
5355 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
5357 * gthr.h: Changed the comment about return values.
5358 * gthr-solaris.h (__gthread_once): Do not use errno; return the
5359 error number instead of -1.
5360 (__gthread_key_create): Any non-zero return value is an error.
5361 * libgcc2.c (eh_context_initialize): Check for non-zero return
5362 value from __gthread_once.
5363 Check that the value of get_eh_context was really changed.
5365 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5367 * sh.h (LOOP_ALIGN): Only align when optimizing.
5368 * sh.c (find_barrier): Clear inc for CODE_LABELs.
5369 When not optimizing, calculate alignment for BARRIERs directly.
5371 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5373 * final.c (shorten_branches): Remove conditionalizing on
5374 SHORTEN_WITH_ADJUST_INSN_LENGTH
5375 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
5377 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
5379 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
5380 an unconditional jump around deleted blocks.
5382 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
5384 * profile.c (branch_prob): If see computed goto, call fatal instead of
5387 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
5389 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
5390 Patch from Bruno Haible.
5392 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
5393 (assign_parms): Set aggregate if hide_last_arg and last_named.
5395 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5397 * final.c (shorten_branches): Initialize insn_addresses.
5399 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5401 * sh.h (MUST_PASS_IN_STACK): Define.
5403 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
5405 * final.c (shorten_branches): Fix minor logic error in
5406 ADDR_DIFF_VEC shortening support.
5408 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
5410 * version.c: Bump for snapshot.
5412 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
5414 * haifa-sched.c (is_cfg_nonregular): Change return type to
5415 an int. No longer compute "estimated" number of edges. Use
5416 computed_jump_p instead of duplicating the code. Fixup/add
5418 (build_control_flow): Returns a value indicating an irregularity
5419 in the cfg was detected. Count the number of edges in the cfg.
5420 allocate various edge tables.
5421 (find_rgns): No longer look for unreachable blocks.
5422 (schedule_insns): Do not allocate memory for edge tables here.
5423 Free memory for edge tables before returning. Do not perform
5424 cross block scheduling if build_control_flow returns nonzero.
5425 * flow.c (compute_preds_succs): More accurately determine when
5428 * basic-block.h (free_basic_block_vargs): Provide prototype.
5430 * cccp.c (main): Fix dumb mistakes in last change.
5432 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5434 * rtl.h (addr_diff_vec_flags): New typedef.
5435 (union rtunion_def): New member rt_addr_diff_vec_flags.
5436 (ADDR_DIFF_VEC_FLAGS): New macro.
5438 * sh.c (output_branch): Fix offset overflow problems.
5440 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
5441 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
5442 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
5443 * stmt.c (expand_end_case): Supply new arguments to
5444 gen_rtx_ADDR_DIFF_VEC.
5445 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
5446 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
5447 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
5448 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
5449 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
5450 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
5451 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
5452 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
5453 * i386/freebsd.h, i386/linux.h : Likewise.
5454 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
5455 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
5456 * m68k/mot3300.h, m68k/sgs.h : Likewise.
5457 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
5458 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
5459 (CASE_VECTOR_SHORTEN_MODE): Define.
5460 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
5461 (med_branch_p, braf_branch_p): Don't declare.
5462 (mdep_reorg_phase, barrier_align): Declare.
5463 (ADJUST_INSN_LENGTH): Remove alignment handling.
5464 * sh.c (uid_align, uid_align_max): Deleted.
5465 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
5466 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
5467 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
5468 (output_far_jump): Don't use braf_branch_p.
5469 (output_branchy_insn): Don't use branch_offset.
5470 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
5471 Remove paired barrier stuff.
5472 Don't use cache_align_p.
5473 Take alignment insns into account.
5474 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
5476 (barrier_align, branch_dest): New function.
5477 (machine_dependent_reorg, split_branches): Remove infrastructure
5478 for branch shortening that is now provided in the backend.
5479 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
5480 (braf_branch_p, braf_cbranch_p): Likewise.
5481 (attribute length): Use new attributes.
5482 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
5483 (addr_diff_vec_adjust): Delete.
5484 (align_2): Now a define_expand.
5485 (align_log): Now length 0.
5487 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
5489 * m32r.md (right): Correctly check for length == 2, not 1.
5491 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5493 * mips/mips.h: Prototype `machine_dependent_reorg'.
5494 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
5496 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
5498 * final.c (shorten_branches): Restore accidentally removed code.
5500 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5502 * configure.in: Remove duplicate uses of AC_PROG_CC and
5505 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
5507 * configure.in (target_cpu_default2): Correct typo for alphapca56.
5509 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
5510 Doug Evans (devans@cygnus.com)
5512 * haifa-sched.c (build_jmp_edges): Delete dead function.
5513 (build_control_flow): Use cfg routines from flow.c
5514 (schedule_insns): Remove debugging code accidentally checked
5517 * basic-block.h: Add external integer list structures, typdefs,
5518 accessor macros and function declarations. Simlarly for
5519 basic block pred/succ support and simple bitmap stuff.
5520 * flow.c: Add functions for integer list, basic block pred/succ
5521 support and simple bitmap support.
5522 (compute_dominators): New function to compute dominators and
5524 (find_basic_blocks): Split into two functions.
5525 (life_analysis): Likewise.
5526 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
5527 the life_analysis from toplev.c
5528 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
5529 life_analysis instead of flow_analysis.
5531 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5533 * jump.c (jump_optimize): Call mark_jump_label also for deleted
5535 (mark_jump_label): Don't increment ref counts for deleted insns.
5537 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5539 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
5541 * mips/mips.c: Include stdlib.h and unistd.h.
5542 (mips_asm_file_end): Add braces around empty body in an if-statement.
5543 (function_prologue): Wrap variable `fnname' in
5544 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
5545 (mips_select_rtx_section, mips_select_section): Declare as void.
5547 * mips/mips.h: Add prototypes for extern functions in mips.c.
5548 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
5549 (ENCODE_SECTION_INFO): Add braces around empty body in an
5552 * mips/mips.md (movdi): Add parentheses around && within ||.
5553 (movsf, movdf): Likewise.
5554 (branch_zero, branch_zero_di): Add default case in
5558 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
5560 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
5561 real constants, since they can't be changed.
5562 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
5563 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
5564 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
5565 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
5566 * alpha/vms.h (TARGET_OPEN_VMS): New.
5567 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
5569 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
5571 * reload.c (find_reloads): Always force (subreg (mem)) to be
5572 reloaded if WORD_REGISTER_OPERATIONS.
5574 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
5576 * haifa-sched.c (free_list): Rename from free_pnd_lst.
5577 (free_pending_lists): Rename free_pnd_lst uses.
5578 (remove_dependence): Place expunged element on unused_insn_list.
5579 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
5580 gen_rtx_*_LIST and alloc_rtx to use them.
5581 (compute_block_backward_dependences): Free the reg_last_* lists.
5583 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
5585 * cccp.c (main): Avoid undefined behavior when setting pend_includes
5588 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5590 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
5591 USE_GNULIBC_1 is defined
5592 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
5593 includes the t-linux-gnulibc1 fragment
5595 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
5597 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
5599 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5601 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
5603 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5605 * final.c (shorten_branches): Tag the loop alignment onto the
5606 first label after NOTE_INSN_LOOP_BEG even if there is an
5609 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5611 * final.c (insn_current_reference_address):
5612 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
5613 proper alignment chain.
5615 * final.c (max_labelno): New static variable.
5616 (final_scan_insn): Check max_labelno before outputting an
5617 alignment for a label.
5618 (shorten_branches): Remove unused variable length_align.
5620 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5622 * sparc.c (ultrasparc_adjust_cost): Add default case in
5625 * sparc.h: Add prototypes for extern functions defined in
5628 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
5630 * toplev.c: Only generate <name>.dbr file when dumping RTL if
5631 DEALY_SLOTS is defined.
5633 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
5635 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
5636 in call to fill_slots_from_thread.
5638 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
5640 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
5641 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
5643 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5645 * final.c (insn_last_address, insn_current_align, uid_align):
5647 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
5648 (insn_current_reference_address): Likewise.
5649 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
5650 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
5651 (label_to_alignment): New function.
5652 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
5653 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
5654 insn_current_reference_address instead of insn_current_address.
5655 (or_attr_value, write_length_unit_log): New functions.
5656 (main): Call write_length_unit_log.
5657 (write_const_num_delay_slots): Output extra '\n'.
5658 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
5660 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
5661 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
5662 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
5664 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
5665 (LABEL_ALIGN_AFTER_BARRIER).
5666 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
5667 * ns32k/tek6000.h: Likewise.
5668 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
5669 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
5670 ASM_OUTPUT_ALIGN_CODE.
5672 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
5674 * version.c: Bump for snapshot.
5676 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
5678 * version.c: Bump for snapshot.
5680 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
5682 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
5683 if condition code of jump conflicts with opposite_needed.
5685 * reorg.c (fill_slots_from_thread): Mark resources referenced in
5686 opposite_needed thread. Return delay_list even when cannot get
5687 any more delay insns from end of subroutine.
5689 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
5691 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
5692 All callers changed.
5694 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
5696 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
5697 end_fde_sort): New functions for fast sorting of an FDE array.
5698 (fde_insert): Simplified.
5699 (add_fdes): Change argument list.
5700 (frame_init): Use the new functions.
5702 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
5704 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
5706 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
5708 * fold-const.c (fold_range_test): Always return a value.
5710 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
5712 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
5713 data in the text section unless READONLY_DATA_SECTION is defined.
5715 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
5717 * c-parse.in (undeclared variable error): Tweak error message to
5720 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
5722 * version.c: Bump for snapshot.
5724 1998-02-28 Mark Mitchell <mmitchell@usa.net>
5726 * final.c (final_scan_insn): Undo overzealous removal of `set'.
5728 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5730 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
5731 case, add parentheses to specify the proper order of precedence in
5735 * c-aux-info.c: Include string.h/strings.h.
5737 * pa.c: Include stdlib.h.
5738 (pa_combine_instructions): Prototype the function.
5739 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
5740 (reloc_needed): Add default case for enumeration switch.
5741 (remove_useless_addtr_insns): Remove unused variable `all'.
5742 (hppa_expand_prologue): Add explicit braces to avoid
5744 (output_function_epilogue): Remove unused variable `i'.
5745 (output_millicode_call): Remove unused variable `link'.
5746 (shadd_constant_p, forward_branch_p): Make the function static.
5747 (following_call): Explicitly declare to return int.
5748 (pa_reorg): Declare as void.
5749 (pa_combine_instructions): Declare as static void. Add
5750 parentheses around && within ||.
5752 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
5753 following_call, function_label_operand, lhs_lshift_cint_operand
5756 * pa.md: Add parentheses around && within ||.
5758 * cppalloc.c: Include stdlib.h.
5760 * cpperror.c (cpp_print_containing_files): Remove unused variable
5761 `i'. Fix format specifier in fprintf.
5763 * cse.c (cse_around_loop): Add explicit braces to avoid
5765 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
5767 * expr.c (expand_expr): Add parentheses around && within ||.
5769 * final.c (app_enable): Replace fprintf with fputs where there are
5770 no format specifiers and no trailing argument after the string.
5771 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
5772 (app_disable): Likewise.
5773 (final_end_function): Likewise.
5774 (final_scan_insn): Likewise. Remove unused variable `set'.
5775 (profile_function): Wrap empty if-statement body in {} brackets.
5777 * function.c: Include stdlib.h.
5778 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
5779 (reposition_prologue_and_epilogue_notes): Add parentheses
5780 around assignment used as truth value.
5782 * integrate.c (expand_inline_function): Wrap variable
5783 `cc0_insn' in macro HAVE_cc0.
5785 * jump.c (jump_optimize): Wrap variable `q' in macro
5786 HAVE_cc0. Remove unused variable `prev1'.
5788 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
5789 within ||. Fix format specifier in fprintf.
5790 (__bb_init_prg): Add parentheses around assignment used as
5793 * local-alloc.c: Include stdlib.h.
5794 (requires_inout): Add parentheses around assignment used
5797 * loop.c (analyze_loop_iterations): Wrap prototype and definition
5798 in macro HAVE_decrement_and_branch_on_count.
5799 (insert_bct, instrument_loop_bct): Likewise.
5800 (move_movables): Add parentheses around assignment used as
5802 (consec_sets_invariant_p): Likewise.
5803 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
5805 * objc/objc-act.c: Include stdlib.h.
5806 (lookup_method_in_protocol_list): Wrap empty else-statement body
5808 (lookup_protocol_in_reflist): Likewise.
5809 (objc_add_static_instance): Remove unused variables `decl_expr'
5811 (get_objc_string_decl): Remove unused variable `decl'.
5812 (generate_static_references): Remove unused variables `idecl' and
5814 (check_protocols): Wrap empty else-statement body in braces.
5816 * protoize.c: Include stdlib.h.
5817 (substr): Add parentheses around assignment used as truth value.
5818 (abspath): Likewise.
5819 (shortpath): Likewise.
5821 * regmove.c (fixup_match_1): Add parentheses around assignment
5822 used as truth value.
5824 * reload.c (push_secondary_reload): Remove unused variable `i'.
5825 (find_reloads): Add parentheses around assignment used as truth
5828 * reload1.c: Include stdlib.h.
5830 * rtl.h: Correct typo in prototype of offsettable_memref_p.
5832 * stmt.c (add_case_node): Add parentheses around assignment used
5834 (case_tree2list): Likewise.
5836 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
5837 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
5838 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
5839 (merge_attributes): Add explicit braces to avoid ambiguous
5842 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
5845 * varasm.c: Include stdlib.h.
5848 * system.h: Remove sys/stat.h.
5849 * gcc.c: Add sys/stat.h.
5851 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
5852 * genattrtab.c: Likewise.
5853 * genconfig.c: Likewise.
5854 * genemit.c: Likewise.
5855 * genextract.c: Likewise.
5856 * genflags.c: Likewise.
5857 * genopinit.c: Likewise.
5858 * genoutput.c: Likewise.
5859 * genpeep.c: Likewise.
5860 * genrecog.c: Likewise.
5861 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
5863 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5865 * invoke.texi: Use @itemx for a secondary item in a @table.
5867 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
5870 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
5872 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
5874 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
5876 * i386.c (struct machine_function): Add new fields for PIC stuff.
5877 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
5879 (restore_386_machine_status): Corresponding changes.
5880 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
5882 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
5884 * c-parse.y (undeclared variable error): Tweak error message
5887 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
5889 * flags.h (g_switch_value, g_switch_set): Declare.
5890 * alpha.c (override_options): Set g_switch_value=8 if not set.
5891 * alpha/elf.h (CC1_SPEC): New.
5893 (LINK_SPEC): Pass along the -G value we were given.
5894 (LOCAL_ASM_OP): Remove.
5895 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
5896 (MAX_OFILE_ALIGNMENT): New.
5897 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
5898 (EXTRA_SECTIONS): Add sbss and sdata.
5899 (SECTION_FUNCTION_TEMPLATE): New.
5900 (EXTRA_SECTION_FUNCTIONS): Use it.
5901 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5902 (SELECT_SECTION): Use sdata when small enough.
5903 * alpha/linux.h (ASM_SPEC): Remove.
5906 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
5907 * config.sub (sco5): Fix typo.
5909 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
5911 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
5913 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
5914 * config/alpha/t-linux: Remove file.
5915 * config/sparc/t-linux: Remove file.
5916 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
5917 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
5918 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
5920 (alpha*-*-linux-gnu*): Likewise.
5921 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
5922 (sparc-*-linux-gnu*): Likewise.
5924 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
5925 * collect2.c (ldd_file_name): Bracket declaration with same
5927 (full_real_ld_suffix): Deleted. Variable was calloced and
5928 written into, but never read.
5930 1998-02-23 Mike Stump <mrs@wrs.com>
5932 * configure.in: Add support for i386-wrs-vxworks configuration.
5933 * i386/vxi386.h: New file.
5935 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
5937 * tree.c (contains_placeholder_p): Ensure function always returns
5939 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
5940 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
5942 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
5944 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
5946 1998-02-22 Paul Eggert <eggert@twinsun.com>
5948 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
5949 Define this new symbol.
5950 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
5951 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
5952 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
5954 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
5956 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
5957 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
5959 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
5961 * objc/Object.m (-error): Call objc_verror with our va_list.
5963 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5965 * collect2.c (scan_prog_file): Completely cover uses of variable
5966 `exports' with macro COLLECT_EXPORT_LIST.
5968 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
5970 * version.c: Bump for snapshot.
5972 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
5974 * sched.c (schedule_block): Remove code to get arguments from hard
5975 regs into pseudos early. Same as Aug 25, 1997 change to
5978 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
5980 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
5982 1998-02-16 Mark Mitchell <mmitchell@usa.net>
5984 * toplev.c (rest_of_compilation): Do not defer the output of a
5987 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
5989 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
5990 continuation character (line 243).
5992 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5994 * genrecog.c (main): Remove duplicated sentence in emitted comment.
5996 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
5997 David Edelsohn <edelsohn@mhpcc.edu>
5999 * collect2.c (XCOFF_SCAN_LIBS): Remove.
6000 (export_flag): New variable.
6001 (export_file): #ifdef COLLECT_EXPORT_LIST.
6002 (import_file, exports, imports, undefined): New variables.
6003 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
6004 (dump_list, dump_prefix_list, is_in_list): New functions.
6005 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
6006 (write_import_file, resolve_lib_name): New functions.
6007 (use_import_list, ignore_library): Same.
6008 (collect_exit): maybe_unlink import_file and #ifdef.
6010 (main): New variable importf, #ifdef exportf. Move parsing of
6011 -shared before general argument parsing. Resolve AIX library
6012 paths and import libgcc.a symbols. Treat .so shared libraries the
6013 same as objects and .a libraries. Create alias for object_lst and
6014 increment it instead of original pointer. Scan AIX libraries as
6015 objects earlier instead of using scan_libraries. Perform AIX
6016 tlink later to resolve templates instead of forking ld.
6017 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
6018 (GCC_UNDEF_SYMBOL): New macro.
6019 (scan_prog_file): Loop for members of AIX libraries. Handle
6020 export/import of ctors/dtors.
6021 (aix_std_libs): New variable.
6022 (scan_libraries, XCOFF): Delete.
6024 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
6026 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
6028 1998-02-19 Mike Stump <mrs@wrs.com>
6030 * Makefile.in: Use $tooldir for sys-include to match toplevel
6033 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
6034 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6036 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
6038 * emit-rtl.c (hard-reg-set.h): Include.
6039 (get_lowpart_common): Don't make new REG for hard reg in a
6040 class that cannot change size.
6041 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
6043 * combine.c: Revert previous patch.
6045 1998-02-19 Paul Eggert <eggert@twinsun.com>
6047 * config/sparc/sol2-sld.h: New file.
6048 * configure.in (sparc-*-solaris2*): Use it when using the
6051 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
6053 * loop.c (force_movables): Fix typo.
6055 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
6057 * m88k.h: Change file pattern to match reality.
6059 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
6061 * varasm.c (output_constant_pool): Fix dumb thinko in last
6064 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
6065 a function name to a section name.
6067 1998-02-18 Doug Evans <devans@cygnus.com>
6069 * tree.h (merge_machine_{type,decl}_attributes): Declare.
6070 (split_specs_attrs, strip_attrs): Add prototypes.
6071 * tree.c (merge_machine_{type,decl}_attributes): New functions.
6072 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
6073 Update olddecl's attributes too.
6074 * c-common.c (strip_attrs): New function.
6075 * c-typeck.c (common_type): Call merge_machine_type_attributes.
6076 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
6077 (make_decl_rtl): Likewise.
6079 1998-02-18 Jim Wilson <wilson@cygnus.com>
6081 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
6083 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
6085 Remove this change until we can fix it correctly.
6086 * collect2.c: Bracket declaration of 'exportf' and
6087 'full_real_ld_suffix'.
6089 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6091 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
6093 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6095 * c-common.c (c_expand_start_cond, c_expand_end_cond,
6096 c_expand_start_else): Don't warn about non-ambiguous else even if
6099 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
6101 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
6102 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
6105 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
6107 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
6108 simplifying a subreg of a hard reg.
6109 (expand_compound_operation): Likewise.
6110 (force_to_mode): Likewise.
6112 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6114 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
6115 (lshift_double): Add parentheses around + or - inside shift.
6116 (rshift_double): Likewise.
6117 (size_int_wide): Explicitly set type of `bit_p' to `int'.
6119 * Makefile.in (fold-const.o): Depend on system.h.
6121 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
6124 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
6125 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
6126 (sched_note_set): Remove unused parameter `b', all callers changed.
6127 (schedule_block): Likewise for `rgn'.
6128 (split_hard_reg_notes): Likewise for `orig_insn'.
6129 (check_live): Likewise for `trg'.
6130 (update_live): Likewise.
6131 (check_live_1): Explcitly declare variable `i' as int.
6132 (update_live_1): Likewise.
6133 (insn_issue_delay): Remove unused variable `link'.
6134 (sched_analyze_2): Add default case in enumeration switch.
6135 (schedule_insns): Remove unused variable `i'.
6137 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
6139 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
6141 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
6142 a dangling else clause.
6144 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
6146 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
6147 pointer for the stack pointer in MIPS16 and 64BIT.
6149 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6151 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
6152 * emit-rtl.c (force_line_numbers, restore_line_number_status):
6154 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
6155 (expand_start_case): Adjust to this change.
6156 (check_seenlabel): New function.
6157 (pushcase, pushcase_range, expand_endcase): Use it.
6159 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6161 * i386.md (adddi3): Add =!r,0,0,X alternative.
6163 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
6165 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
6166 * x-aix31 (INSTALL): Delete.
6168 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
6170 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
6171 tsize changes to something other than zero.
6173 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
6175 * ginclude/va-mips.h: Replace casts of pointers to int with
6176 casts of pointers to __PTRDIFF_TYPE__.
6178 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
6180 * loop.c (strength_reduce, record_biv, record_giv): Use
6181 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
6183 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
6185 * tree.c (first_rtl_op): New fn.
6186 (unsave_expr_now): Use it.
6187 * print-tree.c (print_node): Likewise.
6188 * tree.c (has_cleanups): New fn.
6189 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
6190 conservative about pushing the cleanup point down.
6191 * tree.h: Declare them.
6193 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
6195 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
6196 (flag_schedule_reverse_after_reload): Likewise.
6197 (f_options): Remove reverse scheduling support.
6198 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
6199 (flag_schedule_reverse_after_reload): Likewise.
6200 * haifa-sched.c (rank_for_schedule): Remove support for reverse
6203 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6205 * gcc.c: Get system includes, prototypes and macros via "system.h"
6206 instead of doing it manually. Change all calls of the ctype
6207 macros to custom versions defined in "system.h".
6209 * system.h: Fix return type of bcmp prototype from `void' to `int'.
6210 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
6211 Add a prototype for getenv.
6213 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
6215 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
6217 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
6219 * alias.c: Include <stdlib.h> and <string.h>.
6220 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
6222 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
6224 * version.c: Bump for snapshot.
6226 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
6228 * arm.md (movsfcc): Also validate operands[3] when compiling hard
6230 (movdfcc): Only accept fpu_add_operand for operands[3].
6232 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
6233 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
6235 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
6237 * varasm.c (output_constant_pool): Bring back 'done' label inside
6238 an appropriate #ifdef.
6240 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
6242 (bitmap_copy, bitmap_operation): Likewise.
6243 * combine.c (combinable_i3pat): Similarly for 'src'.
6244 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
6245 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
6246 * regclass.c (copy_cost): Similarly for 'secondary_class'.
6247 * reload.c (make_memloc): Simliarly for 'i'.
6248 (find_reloads_address_1): Similarly for 'link'.
6249 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
6250 (emit_reload_insns): Similarly for 'second_reloadreg'.
6251 * unroll.c (iteration_info): Similarly for 'v'.
6253 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
6254 * calls.c (expand_call): Similarly for 'i'.
6255 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
6256 * fold-const.c (strip_compund_expr): Similarly for 'type'.
6257 * function.c (fixup_var_refs_1): Similarly for 'width'.
6258 (fixup_memory_subreg): Similarly for 'saved'.
6259 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
6260 (setjmp_protect): Similarly for 'sub'.
6261 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
6262 * loop.c (record_giv): Similarly for 'p'.
6263 (combine_givs): Similarly for 'temp_iv'.
6264 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
6265 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
6266 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
6267 * unroll.c (unroll_loop): Similarly for 'copy'.
6268 (iteration_info): Similarly for 'b'.
6269 * varasm.c (assemble_string): Similarly for 'i'.
6270 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
6272 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
6274 * c-lang.c (lang_print_xnode): New function.
6275 * objc/objc-act.c (lang_print_xnode): Likewise.
6276 * print-tree.c (print_node): Call it
6278 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
6280 * dwarf2out.c (decl_scope_node): New type.
6281 (decl_scope_table): Change type to use it.
6282 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
6283 (push_decl_scope): Use new type. New locals containing_scope, i.
6284 Add code to handle setting previous field.
6285 (scope_die_for): Change type of local i to int. Add code to use
6287 (dwarf2out_init): Use new type.
6289 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
6291 * except.c (emit_throw): Lose throw_used.
6293 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6295 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
6297 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
6299 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
6301 * genextract.c (main): Fix typo.
6303 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
6305 * c-lang.c (finish_file): Bracket declaration of static_ctors,
6308 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
6309 'old_stack_arg_under_construction'
6310 (emit_library_call): Bracket declaration of 'upper_bound',
6311 'lower_bound', 'i', 'reg_parm_stack_space'
6312 (emit_library_call_value): Likewise.
6315 * collect2.c: include <unistd.h> when appropriate.
6316 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
6318 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
6320 * explow.c (plus_constant_for_output_wide): Remove unused variable
6322 (memory_address): Remove unused variable 'orig_x'.
6324 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
6325 (write_const_num_delay_slots): Remove unused variable 'i'.
6327 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
6328 (gen_insn): Remove unused variable 'obstack_ptr'.
6330 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
6332 (__bb_exit_trace_func): Remove unused variable 'e'.
6334 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
6336 (expand_unop): Remove unused variable 'funexp'.
6337 (expand_complex_abs): Remove unused variable 'funexp'.
6338 (init_optabs): Bracket declaration of 'j'.
6339 (init_complex_libfuncs): Deleted. Dead static function.
6341 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
6343 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
6344 (reg_to_stack): 'initialized', 'before_function_beg'
6345 explictly type as ints instead of defaulting.
6346 (emit_swap_insn): Remove unused variable 'i2'.
6347 (compare_for_stack_reg): Remove unused variable 'src_note'.
6349 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
6351 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
6353 * stmt.c (add_case_node): Add parens for assignment used as truth.
6354 (all_cases_count): Remove unused variable 'count_high'.
6355 (mark_seen_cases): Remove unused variable 'i'.
6356 (check_for_full_enumeration_handling): Remove unused variable 't'.
6357 Bracket declaration of 'all_values', 'l'.
6359 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
6361 * varasm.c (assemble_string): Remove unused variable 'i'.
6362 (immed_double_const): Remove unused variable 'in_current_obstack'.
6363 (immed_real_const_1): Likewise.
6364 (output_constant_pool): Remove unreferenced label 'done'.
6365 (output_constant): Remove unused variable 'x'.
6367 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
6370 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
6373 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6375 * combine.c (can_combine_p): Handle USEs in PARALLELs.
6377 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
6379 * config/linux.h (LIB_SPEC): Add -lc for -shared if
6380 USE_GNULIBC_1 is not defined.
6381 * config/sparc/linux.h; Ditto.
6383 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
6385 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
6386 USE_GNULIBC_1 is not defined.
6388 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6390 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
6393 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6395 * system.h: New file to get common systems includes and various
6396 definitions and declarations based on autoconf macros.
6398 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
6400 * cccp.c (new_include_prefix): Correctly handle -I./.
6402 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
6404 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
6406 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
6408 * expr.c (expand_assignment): Correct typo exposed by -Wall.
6409 offset should have been a truth value, not an assignment.
6411 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
6413 * cse.c (delete_dead_from_cse): If a libcall produces a constant
6414 result and that result can be substituted into SET_SRC of the
6415 insn with the REG_RETVAL note, then perform the substitution
6416 and delete the libcall.
6418 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
6420 * mips.md (trucndihi2,truncdiqi2): Change these to support
6423 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
6425 * mips/mips.c (movdi_operand): Direct referances to symbols
6426 that arn't mips16 consts in mips16 mode arn't valid operands.
6428 * mips/mips.c (mips_move_2words): Add gprel handling.
6430 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
6432 * mips.md (extendsidi2): Allow extension to/from a non-mips16
6435 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
6437 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
6440 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6442 * Makefile.in (WARN_CFLAGS): New variable.
6443 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
6445 1998-02-11 Mark Mitchell <mmitchell@usa.net>
6447 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
6448 falling through default case in switch.
6449 (i386_aligned_p): Likewise.
6451 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
6453 * mips/mips.h (mips_abi_string): Correct typo in comment.
6455 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
6457 * mips/mips.md (movdi): These PLUS's need to be Pmode.
6459 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6461 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
6462 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
6463 indirectly via expr.h.
6465 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
6467 * stor-layout.c (layout_type): Do upper - lower in the native type,
6468 so as to properly handle negative indices.
6470 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
6472 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
6473 (expand_eh_region_start_tree): Remove unused variable 'note'.
6474 (exception_optimize): Remove unused variable 'regions'.
6475 (expand_builtin_eh_stub): Remove unused variable 'temp'.
6476 (copy_eh_entry): Deleted. Dead function.
6478 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
6479 'last' with same #if HAVE_load_multiple as use of it.
6480 (move_block_from_reg): Likewise.
6481 (emit_move_insn_1): Remove unused variable 'insns'.
6482 (store_constructor): Bracket declaration of startb, endb with
6483 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
6484 'target', and 'xtarget'.
6485 (expand_builtin_setjmp): Remove unused variables 'op0',
6486 'next_arg_reg', 'old_inhibit_defer_pop'.
6487 (expand_builtin): Remove unused variable 'offset'.
6488 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
6489 (emit_queue): Add parens for assignment used as conditional.
6490 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
6492 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
6494 * i386.c: Added include for recog.h.
6495 (override_options): Removed unused variable p. Initialized regno to
6497 (order_regs_for_local_alloc): Initialized regno to avoid warning.
6498 (legitimize_address): Likewise for 'other'.
6499 (i386_aligned_reg_p): Added default case with abort ().
6500 (print_operand): Likewise.
6501 (reg_mentioned_in_mem): Likewise.
6502 (ix86_expand_binary_operator): Removed unused variables i & insn.
6503 (ix86_expand_unary_operator): Removed unused variable insn.
6504 (output_fp_cc0_set): Removed unused variable unordered_label.
6506 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
6508 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
6509 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
6510 and format string match.
6512 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
6514 * flow.c (life_analysis): Do not conside the stack pointer live at
6515 the end of a function if the fucntio ncalls alloca.
6516 (mark_used_regs): Similarly.
6518 1998-02-10 John F Carr <jfc@mit.edu>
6520 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
6521 1, fzero on alternative 8.
6523 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6525 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
6527 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6529 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
6530 SUBREGs of CONST_INTs.
6532 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
6534 * mips.c (print_operand, function_prologue): Make printf format
6535 match argument type.
6537 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6539 * alpha.c (alpha_return_addr): Remove unused variable `first'.
6540 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
6541 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
6543 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6545 * loop.c (strength_reduce): When placing increment for auto-inc
6546 case, do comparison in loop order.
6548 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
6550 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
6551 not a HOST_WIDE_INT.
6553 * calls.c (expand_call): Change test of expand_inline_function
6554 return value to stop compiler warning.
6556 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
6558 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
6559 Jeff Law (law@cygnus.com)
6561 * regmove.c: Fix various minor formatting problems.
6562 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
6563 is true. Make end of basic block tests consistent through regmove.c.
6564 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
6565 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
6567 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6569 * gansidecl.h: Check for a conflicting macro definition before
6570 attempting to prototype bcopy, bcmp or bzero.
6572 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
6574 * expr.c (clear_pending_stack_adjust): Handle case where a function
6575 calls alloca, but the user has specified -fomit-fframe-pointer.
6577 * function.c (assign_parms): Fix typo in last change.
6579 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
6581 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
6583 (free_path_suffix): Remove unreferenced static function.
6584 (process_command): Remove unused variable temp.
6585 (default_arg): Remove unused variable i.
6586 (do_spec_1): Add parens for assignment used as truth value.
6588 (validate_all_switches): Likewise.
6589 (main): Remove unused variables i, first_time>
6591 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
6593 * calls.c (expand_call): Remove unused variables funtree,
6594 n_regs, and tmpmode.
6596 * dbxout.c, except.c: Include <string.h>/<strings.h>.
6598 * explow.c: (plus_constant_for_output_wide) Removed unused
6599 variable all_constant.
6601 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
6602 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
6603 genrecog.c, global.c, integrate.c , stupid.c : Include
6606 * genextract.c: (walk_rtx) Remove unused variable link.
6608 * genrecog.c: (concat) Remove unreferenced static function.
6610 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
6612 * stmt.c: Include <stdlib.h>.
6613 (expand_asm_operands): Remove unused variable val1.
6614 (expand_return): Remove unused variable block.
6615 (pushcase): Remove unused variables l and n.
6616 (pushcaserange): Likewise.
6618 * unroll.c (unroll_loop): Remove unused variable temp.
6620 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
6622 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
6624 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6626 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
6627 functions for whether they support the %p format specifier.
6628 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
6629 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
6630 * configure, config.in: Rebuild.
6632 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
6634 * function.c (assign_parms): New variable named_arg, with value
6635 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
6637 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
6639 * mips/t-r3900: New - same as t-ecoff but eliminate
6640 multilibs: mips1 and mips3.
6641 * configure.in (tx39*): Use new mips/t-r3900.
6642 * configure: Rebuild.
6643 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
6645 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
6647 * dwarf2out.c: Add old_args_size.
6648 (dwarf2out_args_size): Use it.
6649 (dwarf2out_begin_prologue): Initialize it.
6650 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
6651 pushed args until we see a call.
6652 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
6653 before outputting them.
6655 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
6657 * cplus-dem.c (demangle_template_template_parm): New function.
6658 (demangle_template): Handle template template parameters.
6660 1998-02-02 Mark Mitchell <mmitchell@usa.net>
6662 * calls.c (expand_call): Don't confuse member functions named
6663 realloc, setjmp, and so forth with the standard library
6664 functions of the same names.
6666 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
6668 * stmt.c (expand_asm_operands): Correctly identify asm statements
6671 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
6673 * c-common.c (decl_attributes): Flag unrecognized attribute
6674 functions as warnings instead of as errors.
6676 1998-02-05 Marc Lehmann <pcg@goof.com>
6678 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
6679 when -Os is specified.
6680 * toplev.c (main): Don't disable flag_inline_functions anymore when
6683 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6685 * regmove.c: Update.
6686 * flags.h (flag_regmove): Declare.
6687 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
6688 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
6689 Moved into regmove; changed caller.
6690 * toplev.c (rest_of_compilation): Call regmove_optimize also for
6691 expensive_optimizations.
6693 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
6695 * version.c: Bump for snapshot.
6697 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6698 Undo this change (the problem was actually in reload):
6699 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6701 * sh.md (movqi_i+1): New peephole.
6703 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
6705 * jump.c (jump_optimize): Lose calls to modified_in_p they are
6706 not needed anymore due to changes elsewhere in jump.c.
6708 * jump.c (jump_optimize): Fix first arg to modified_in_p in
6711 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
6713 * expr.c (expand_builtin_setjmp): Accept two new arguments for
6714 the labels to branch to on first and subsequent executions. Don't
6715 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
6716 and provide it with the jmp_buf. Use only one of
6717 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
6718 and provide the former with the target label.
6719 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
6720 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
6721 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
6722 insn to replace all of the normal nonlocal_goto code. Don't play
6723 with __dummy. Correct arguments to nonlocal_goto.
6724 * expr.h (expand_builtin_setjmp): Update prototype.
6725 * except.c (start_dynamic_handler): When using builtin_setjmp,
6726 generate more accurate flow information.
6728 * alpha.md (nonlocal_goto_receiver_osf): Delete.
6729 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
6730 (builtin_longjmp, builtin_setjmp_receiver): New.
6731 * sparc.md (update_return): Disambiguate unspec number.
6732 (nonlocal_goto): Rearrange arguments to match caller in except.c.
6733 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
6735 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
6736 (builtin_setjmp_setup*, builtin_longjmp): New.
6738 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
6740 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
6742 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
6744 * vmsconfig.com: Remove bytecode references.
6746 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6748 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
6749 -fno-sjlj-exceptions works for a target that defines
6750 DWARF2_UNWIND_INFO as zero.
6752 * regmove.c (fixup_match_1): Undo last change which removed some
6753 "useless" code, and add a comment explaining this.
6755 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
6757 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
6760 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
6762 * makefile.vms: Remove bytecode references.
6763 Create genrtl files.
6765 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
6767 * jump.c (jump_optimize): Allow conditional loading of floating point
6768 constants and constants from memory. Reinstalled modified_in_p tests.
6770 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6772 * loop.c (get_condition): Handle sign-extended constants.
6774 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
6776 * expr.c (emit_push_insn): Add code to use movstrti if present.
6778 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
6779 and movstrqi as in emit_block_move ().
6781 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
6783 * config/m68k/x-next: Remove /NextDeveloper/Headers from
6784 the directories to fixinclude - /usr/include is a link
6785 to it and hence its contents are fixed by default.
6787 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6789 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
6791 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
6793 * cccp.c (main): Predefine __VMS_VER on VMS.
6795 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6797 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
6798 * fold-const.c (size_int): Replace with
6800 (make_bit_field_ref): Use bitsize_int for bit position.
6801 * stor-layout.c (sizetype): Delete.
6802 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
6803 (layout_record, layout_union, layout_type):
6804 Use bitsize_int for bit size.
6805 (set_sizetype): New function.
6806 (make_signed_type, make_unsigned_type): Use it.
6807 * c-decl.c (init_decl_processing): Likewise.
6808 * tree.h (size_int): Don't delcare, #define.
6809 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
6810 (set_sizetype): Declare.
6811 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
6813 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
6814 Convert result to sizetype.
6815 (really_start_incremental_init, push_init_level):
6816 Set type of constructor_bit_index to sbitsizetype.
6817 (push_init_level): Use unsigned arithmetic to determine padding.
6818 (output_init_element): Likewise.
6820 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
6822 * combine.c (simplify_shift_const): Fix typo in last change.
6824 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
6826 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
6827 is (truncate (lshiftrt)).
6829 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
6831 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
6832 Make sure result winds up in TGT.
6833 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
6834 src to be other than DImode.
6835 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
6836 (alpha_expand_unaligned_store_words): Likewise.
6837 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
6838 that source and destination are separately optimized for alignment.
6839 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
6841 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
6843 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
6844 with handling of -32768.
6846 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6848 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
6849 shell variable argument instead of only hard coded functions.
6850 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
6852 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
6853 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
6854 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
6855 declarations for bcopy, bcmp and bzero.
6857 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
6859 * gansidecl.h: If we have bcopy but don't declare it, then do so.
6860 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
6861 bzero, index and rindex if they aren't already present.
6863 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
6865 * toplev.c (close_dump_file): Wrap function prototype for
6866 argument "func" in PROTO.
6867 (dump_rtl): Likewise.
6869 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
6871 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
6873 (output_function_epilogue): Omit epilogue if nothing drops through.
6874 (output_move_double): Supress int ldd usage on ultrasparc and v9.
6875 (registers_ok_for_ldd_peep): Likewise.
6876 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
6877 (ultrasparc_adjust_cost): New function.
6878 (sparc_issue_rate): New function.
6879 * sparc.h (MASK_VIS, TARGET_VIS): New
6880 (MASK_V8PLUS, TARGET_V8PLUS): New.
6881 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
6882 (TARGET_SWITCHES): Add vis and v8plus.
6883 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
6884 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
6885 (RTX_COSTS): Use TARGET_HARD_MUL
6886 (ADJUST_COST): Call ultrasparc_adjust_cost.
6888 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
6889 of load & fp appropritely.
6890 (supersparc function units): Adjust for Haifa.
6891 (ultrasparc function units): Likewise.
6892 (get_pc_via_rdpc): All v9, not just arch64.
6893 (movdi_v8plus, movdi_v8plus+1): New.
6894 (adddi3_sp32+1): New.
6895 (subdi3_sp32+1): New.
6896 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
6897 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
6898 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
6899 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
6900 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
6901 (ldd peepholes): Suppress for v9.
6902 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
6903 (return_subsi): Revmove.
6905 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
6907 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
6908 save/restore MEM rtl.
6910 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
6912 * configure.in: Check for declaration of abort.
6913 * acconfig.h: Corresponding changes.
6914 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
6917 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
6919 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
6922 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
6924 * version.c: Bump for snapshot.
6926 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
6928 * configure.in: Check for atoq and atoll.
6929 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
6930 proper routine for converting ascii into long long values.
6932 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
6934 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
6936 * vmsconfig.com: Remove bytecode references.
6938 * alpha/vms.h (PREFIX): Define.
6940 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6942 * am-alpha.h: Don't include alloca for OPEN_VMS.
6944 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
6946 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
6947 (GCC_INCLUDE_DIR): Define
6949 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
6950 * makefile.vms: New file.
6952 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
6954 * alpha.c (output_prolog): Output '.name' directive
6955 for minimal traceback information.
6957 * alpha.c (output_prolog): Don't prepend entry point symbols
6958 with '$' on OPEN_VMS.
6960 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
6961 Jeffrey A Law (law@cygnus.com)
6963 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
6966 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
6968 * genemit.c (gen_exp): Likewise.
6969 * genpeep.c (match_rtx): Likewise.
6970 * genrecog.c (write_tree_1): Likewise.
6972 * c-lex.c (yyprint): Use proper format string based upon
6973 disposition of HOST_BITS_PER_WIDE_INT.
6974 (yylex): Put casts in right place for args to build_int_2.
6976 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
6978 * combine.c: Fix typos in Jan27 changes.
6980 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
6982 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
6983 (LINK_SPEC): Likewise.
6984 (STARTFILE_SPEC): Likewise.
6986 1998-01-28 Mike Stump <mrs@wrs.com>
6988 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
6990 * genattrtab.c (reload_completed): Define.
6992 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
6995 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6997 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
6998 SUBREG_REG if the word count is unchanged, also in the input reload
6999 case. Disable non-applicable sanity checks.
7001 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
7003 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
7005 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
7007 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
7009 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
7011 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
7012 is a TREE_VEC before trying to use it for baseclasses.
7013 (Chill uses the same field for a different purpose.)
7015 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
7017 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
7019 * config.sub: More accurate determination of HP processor types.
7021 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7023 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
7024 prototype for `handle_sysv_pragma', and make it static. Add
7025 parentheses around assignment used as truth value.
7027 * combine.c (combine_instructions): Protect variable `prev' with
7029 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
7030 (extract_left_shift): Add parentheses around operand of &.
7031 (merge_outer_ops): Avoid an empty body in an else-statement.
7032 (gen_rtx_combine): Remove unused variable `i'.
7034 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
7035 function monstartup `void'. Likewise for internal_mcount. Add
7036 `static void' prototype for moncontrol. Reconcile sprintf format
7039 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
7040 Make return type of function_arg_slotno explicitly `int'.
7041 (reg_unused_after): Add parentheses around assignment used as
7043 (save_regs): Add explicit braces to avoid ambiguous `else'.
7044 (function_arg_slotno): Add parentheses around && within ||.
7045 (function_arg_pass_by_reference): Likewise.
7046 (sparc_flat_output_function_prologue): Reconcile fprintf format
7049 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
7050 assignment used as truth value.
7052 * cplus-dem.c: Include <stdlib.h>.
7053 (demangle_signature): Avoid an empty body in an else-statement.
7054 (do_type): Remove unused variable `lvl'.
7056 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
7057 Include <string.h>/<strings.h>.
7058 (cpp_lex): Remove unused variable `namelen'.
7059 (cpp_lex): Explicitly declare `num_chars' as an int.
7061 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
7062 <unistd.h> instead. Explicitly declare is_system_include
7064 (make_assertion): Remove unused variable `kt'.
7065 (cpp_expand_to_buffer): Hide variable `obuf'.
7066 (output_line_command): Remove unused variables, `line_end',
7067 `line_cmd_buf' and `len'.
7068 (macarg): Remove unused variable `arg_start'.
7069 (special_symbol): Remove unused variable `i'. Add parentheses
7070 around assignment used as truth value.
7071 (do_include): Remove unused variables `pcfname' and `retried',
7072 hide `pcf' and `pcfbuflimit'.
7073 (do_line): Remove unused variable `i'.
7074 (finclude): Hide variable `missing_newline'.
7075 (cpp_handle_options): Remove unused variable `j'.
7076 (read_token_list): Remove unused variable `eofp'.
7077 (cpp_error_with_line): Remove unused variable `i'.
7078 (cpp_warning_with_line): Likewise.
7079 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
7080 (cpp_error_from_errno): Remove unused variable `i'.
7082 * cse.c (invalidate): Add parentheses around assignment used as
7084 (find_best_addr): Move declaration of variable `our_cost' inside
7085 the conditional macro where its used.
7086 (fold_rtx): Avoid an empty body in an if-statement.
7087 (cse_insn): Wrap variables `this_insn_cc0_mode' and
7088 `this_insn_cc0' in macro HAVE_cc0.
7090 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
7091 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
7092 (output_uleb128): Likewise.
7093 (output_sleb128): Likewise.
7094 (output_cfi): Likewise.
7095 (output_call_frame_info): Remove unused variables `j', `fde_size'
7097 (comp_unit_has_inlines): Hide declaration as per rest of file.
7098 (size_of_line_prolog): Correct typo in prototype.
7099 (add_arange): Likewise.
7100 (output_aranges): Likewise.
7101 (add_name_and_src_coords_attributes): Likewise.
7102 (gen_array_type_die): Likewise.
7103 (gen_inlined_subroutine_die): Likewise.
7104 (equate_decl_number_to_die): Remove unused variable `i'.
7105 (print_die): Reconcile format vs. args in fprintf's.
7106 (print_dwarf_line_table): Likewise.
7107 (output_die): Likewise.
7108 (output_line_info): Likewise.
7109 (add_subscript_info): Avoid an empty body in an else-statement.
7110 (gen_subprogram_die): Remove unused variable `fp_loc'.
7112 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
7113 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
7114 macro. Protect `src_coords_attribute' prototype with
7115 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
7116 prototype as in the rest of the file. Likewise for
7117 `output_pointer_type_die' and `output_reference_type_die'. Remove
7118 prototype for `type_of_for_scope'.
7119 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
7120 (type_attribute): Add explicit braces to avoid ambiguous `else'.
7122 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
7123 (shorten_branches): Protect declaration of tmp_length with
7124 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
7125 (profile_function): Protect declaration of `sval' and `cxt'
7126 variables with appropriate macros.
7127 (final_scan_insn): Likewise for `note' variable. Add explicit
7128 braces to avoid empty body in an if-statement.
7129 (output_asm_insn): Move variable `i' inside macro conditional
7130 where it is used. Add parentheses around assignment used as truth
7132 (asm_fprintf) Likewise, likewise.
7134 * fix-header.c (main): Remove unused variable `done'. Protect
7135 declaration of `i' with FIXPROTO_IGNORE_LIST.
7137 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
7139 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
7142 * profile.c: Include <string.h>/<strings.h>.
7143 (instrument_arcs): Remove unused variables `note', `inverted',
7144 `zero' and `neg_one'.
7145 (branch_prob): Avoid empty body in an if-statement.
7147 * regclass.c: Include <stdlib.h>.
7148 (reg_alternate_class): Explicitly declare parameter `regno'.
7150 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
7151 parentheses around assignment used as truth value.
7152 (find_matches): Remove unused variables `output_operand' and
7154 (fixup_match_1): Remove statement with no effect: "if (0) ;".
7156 * scan.c (sstring_append): Explicitly declare `count' as int.
7157 (scan_string): Explicitly declare parameter `init' as int.
7159 * sched.c: Include <stdlib.h>.
7160 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
7161 (rank_for_schedule): Add parentheses around assignment used as
7163 (schedule_block): Likewise.
7164 (regno_use_in): Likewise.
7165 (schedule_insns): Remove unused variable `i'.
7167 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
7168 (v_message_with_decl): Remove unused variable `n'.
7169 (botch): Explicitly declare parameter `s' as char *.
7170 (main): Add parentheses around assignment used as truth value.
7172 * tree.c (make_node): Protect the variable `kind' with the
7173 GATHER_STATISTICS macro.
7174 (real_value_from_int_cst): Move variable `e' inside conditional
7175 macro area where it is used.
7176 (tree_last): Add parentheses around assignment used as truth value.
7177 (build1): Protect the variable `kind' with the GATHER_STATISTICS
7179 (print_obstack_statistics): Reconcile format vs. args in fprintf.
7180 Protect variables `i', `total_nodes', and `total_bytes' with the
7181 GATHER_STATISTICS macro.
7183 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
7185 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
7186 some comments regarding use of dead_or_set_p.
7188 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
7190 * fixincludes: Tweak fix for struct exception in math.h
7192 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
7194 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
7195 Change mode of registers used to add/sub from
7196 hard_frame_pointer_rtx from word_mode to Pmode.
7198 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
7200 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
7201 asm_output_aligned_bss() instead of asm_output_bss().
7203 * toplev.c (rest_of_compilation): Replace references to
7204 stack_reg_dump_file and dbr_sched_dump_file with references to
7207 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
7209 * tlink.c (scan_linker_output): Call fclose() for opened files.
7211 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
7213 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
7214 compiling with -fpic -- we want to be able to override symbols
7216 (alpha_expand_block_move): Fix thinko in last change.
7218 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
7219 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
7220 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
7222 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
7224 * alpha.md (abssf, absdf): Revert last change.
7226 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
7228 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
7229 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
7231 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
7233 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
7234 a CONST_INT into SFmode.
7236 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
7238 * flags.h: New flag (optimize_size).
7239 * toplev.c (main): Parse -Os option and set optimize_space
7241 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
7242 __OPTIMIZE_SIZE__ when compiling with -Os.
7243 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
7244 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
7245 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
7247 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
7249 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
7251 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
7252 stuff only if MCT_TEXT is #define'd.
7254 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
7256 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
7259 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
7261 * toplev.c: Add -dM command line option to dump RTL after the
7262 machine dependent reorganisation pass, if there is one.
7263 Reorganise RTL dump code, so that only one file handle is
7266 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
7268 * except.c (check_exception_handler_labels): Disable warning when
7271 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
7273 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
7275 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7277 * c-decl.c (grokdeclarator): Get parameter tags from
7278 last_function_parm_tags.
7279 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
7280 traversing the parameter types.
7281 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
7283 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
7285 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
7287 (get_shift_alg): Fix typo.
7289 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
7291 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
7293 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
7295 * toplev.c (get_run_time): Make sure each case gets its variables.
7297 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
7299 * configure.in (build_xm_file): Add auto-config.h if host=build.
7300 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
7301 (build_xm_file_list): Likewise.
7302 * configure: Rebuild.
7304 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
7306 * recog.c (validate_replace_rtx_1): Only perform substitutions
7307 of arguments to commutative and comparison operators once.
7309 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7311 * sparc.c (output_cbranch): Add default case in
7314 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
7315 (emit_delay_sequence): Eliminate unused parameter, all callers
7317 (fill_simple_delay_slots): Likewise.
7318 (fill_slots_from_thread): Likewise.
7319 (fill_eager_delay_slots): Likewise.
7320 (mark_referenced_resources): Add default case in enumeration switch.
7321 (mark_set_resources): Likewise.
7322 (rare_destination): Likewise.
7323 (mostly_true_jump): Likewise.
7324 (find_dead_or_set_registers): Likewise.
7325 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
7326 (update_reg_unused_notes): Remove unused variable `p'.
7327 (mark_target_live_regs): Remove unused variables `next' and
7329 (fill_simple_delay_slots): Remove unused variable `j'.
7330 (fill_slots_from_thread): Add parentheses around assignment used
7332 (dbr_schedule): Likewise.
7334 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
7335 (objc.stage2, objc.stage3, objc.stage4): Likewise.
7337 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
7339 * cse.c (simplify_ternary_operation): Don't try to simplify
7340 IF_THEN_ELSE expressions (created by combine) that don't use
7341 relational operators.
7343 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
7345 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
7348 * crtstuff.c (init_dummy): Keep the epilogue in the init
7349 section for non-ELF systems.
7351 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7353 * sh.md (movqi_i+1): New peephole.
7355 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
7357 * Makefile.in: Remove remaining bytecode stuff.
7358 * emit-rtl.c, expr.c: Likewise.
7360 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
7362 * toplev.c (lang_options): Add unknown-pragma options.
7364 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
7366 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
7367 special (and incomplete) handling for Chill arrays.
7369 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
7371 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
7374 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
7376 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
7378 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
7380 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
7381 .frame directive instead of FRAME_POINTER_REGNUM.
7383 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
7385 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
7386 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
7387 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
7388 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
7389 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
7390 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
7391 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
7392 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
7394 * longlong.h: Replace __mc68332__ with __mcpu32__.
7396 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
7398 * version.c: Bump for snapshot.
7400 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
7402 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
7403 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
7404 * reload1.c (eliminate_regs): Likewise.
7406 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
7408 * regmove.c (find_matches): Initialize matches->earlyclobber too.
7410 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
7412 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
7413 (negsf2, negdf2): Use proper subtract in IEEE mode.
7415 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
7417 * Makefile.in: Remove more bytecode stuff.
7418 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
7419 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
7420 * f/install.texi, objc/Make-lang.in: Likewise.
7422 * Makefile.in: Remove all bytecode support.
7423 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
7424 * emit-rtl.c: Remove all bytecode support.
7425 * expr.c, expr.h function.c, integrate.c: Likewise.
7426 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
7427 * tree.h, varasm.c: Likewise.
7428 * config/m68k/m68k.h: Likewise.
7429 * bi-*, bc-*, bytecode*: Delete bytecode related files.
7430 * modemap.def: Likewise.
7432 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
7434 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
7435 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
7437 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
7439 * i386.md (push): Prohibit symbolic constants if flag_pic.
7440 (movsi+1): Likewise for move to non-register.
7442 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
7444 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
7445 (print_operand): Handle 0xffffffff on 32 bit host.
7447 * configure.in (thread_file): Rename uses before main loop to
7448 target_thread_file. Initialize to empty in main loop. Set thread_file
7449 to target_thread_file after main loop if not set.
7450 * configure: Rebuild.
7452 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
7453 (add_values_to_cover): Revert last change (which had no ChangeLog
7455 (simplify_with_current_value_aux): Handle CONST_INT.
7457 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7459 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
7461 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
7463 * configure.in: Add cpp stringify test.
7464 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
7465 * gengenrtl.c: Use it.
7466 * configure, config.in: Rebuild.
7468 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7470 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
7472 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
7474 * configure.in: Find declaration for sbrk.
7475 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
7476 * config.in, configure: Rebuild.
7477 * mips-tfile.c: Properly protect declaration of sbrk and free.
7478 * toplev.c: Properly protect declaration of sbrk.
7480 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
7482 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
7484 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
7486 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
7488 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
7490 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
7492 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
7494 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
7495 constant offset computations from objects with known alignment in
7496 the presence of STACK_BIAS.
7498 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
7500 (const_hash): Hash val is unsigned long.
7501 (SYMHASH): Likewise.
7503 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
7505 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
7506 char pointer, not HOST_WIDE_INT.
7507 (print_node): Likewise. Also hash is unsigned long not
7510 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
7512 * explow.c (optimize_save_area_alloca): New function for targets
7513 where SETJMP_VIA_SAVE_AREA is true.
7514 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
7515 compute the amount of stack space needed should we find later that
7516 setjmp is never called by this function, stuff rtl for this inside
7517 a REG_NOTE of the final SET of stack_pointer_rtx.
7518 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
7519 current_function_calls_alloca, call optimize_save_area_alloca.
7521 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
7523 * i386.md: Remove redundant integer push patterns.
7524 Don't bother checking for TARGET_PUSH_MEMORY when
7525 pushing constants or registers.
7527 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
7528 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
7530 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
7531 (pwait): New function for mingw32.
7533 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
7534 pipe support is broken for now.
7536 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
7538 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
7539 between frame_pointer_rtx, hard_frame_pointer_rtx, and
7540 arg_pointer_rtx is respected in initialization.
7541 (init_emit_once): Use gen_rtx_raw_REG() to create
7542 return_address_pointer_rtx.
7544 * reorg.c: #include "expr.h" for rtx prototypes.
7545 * Makefile.in (reorg.o): Depend on expr.h
7547 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
7549 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
7550 local_prefix to sub-make invocations.
7552 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
7554 * objc-parse.c: Recognize protocol qualifiers in class definitions.
7556 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
7560 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
7561 * configure.in: Check for atol.
7562 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
7564 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
7566 * loop.c (find_and_verify_loops): When attempting to move insns from
7567 inside the loop outside the loop, create a BARRIER if no suitable
7570 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
7571 favor of an equivalent change from gcc-2.8.
7573 * i386/x-sco5 (CC): Remove trailing whitespace.
7575 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7577 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
7578 (accessor_from_format): Likewise.
7579 (xmalloc): New function for use when linking with alloca.o.
7581 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7583 * frame.c (find_fde): Correct FDE's upper bound.
7585 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
7587 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
7589 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
7591 * calls.c (expand_call): Move #ifdef code out of macro argument
7593 (emit_library_call, emit_library_call_value): Likewise.
7595 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
7597 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
7599 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
7601 * version.c: Bump for snapshot.
7603 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
7605 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
7606 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
7607 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
7608 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
7609 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
7610 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
7611 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
7612 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
7613 * unroll.c, varasm.c: Likewise.
7614 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
7616 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
7618 * mips.h: Fix some type-o's from a previous change.
7620 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
7622 * loop.c (check_dbra_loop): Make sure initial value is a
7623 CONST_INT before trying to normalize it.
7625 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
7627 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
7629 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
7631 * cppexp.c: Include gansidecl.h
7633 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
7635 * svr4.h (LINK_SPEC): Never specify -h.
7636 * ptx4.h (LINK_SPEC): Likewise.
7637 * rs6000/sysv4.h (LINK_SPEC): Likewise.
7638 * sparc/sol2.h (LINK_SPEC): Likewise.
7640 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
7642 * c-typeck.c (comptypes): Exit early on NULL input.
7644 * haifa-sched.c (schedule_insns): Correctly remove inter-block
7645 dependencies after reload.
7647 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
7649 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
7651 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
7653 * alpha/vms.h (DIR_SEPARATOR): define
7655 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7657 * Makefile.in (stamp-proto): Remove.
7658 (protoize.o, unprotoize.o): Straightforward compile.
7659 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
7661 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
7663 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
7664 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
7666 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
7668 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
7669 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
7670 * sparc/netbsd.h, vax/netbsd.h: Likewise.
7672 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
7674 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
7676 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
7678 * configure.in (target_cpu_default, target_cpu_default2): Use double
7679 quotes around them when testing their value.
7680 * configure: Rebuilt.
7682 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
7684 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
7686 (gendef): Call obstack_alloc_rtx.
7688 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
7690 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
7693 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
7695 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
7696 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
7697 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
7699 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
7701 * mips.md (return_internal): Change mode from SImode to VOIDmode.
7703 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
7705 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
7708 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
7710 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
7711 suffix from operand 3.
7713 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7714 Jeffrey A Law (law@cygnus.com)
7716 * regmove.c: New implementation of regmove pass.
7717 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
7718 decls, make them have external linkage. Return a value from
7719 optimize_reg_copy_1.
7720 * reload.h (count_occurrences): Add decl.
7721 * reload1.c (count_occurrences): Delete decl, make it have external
7723 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
7725 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
7727 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
7728 if it is not defined.
7730 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
7732 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
7733 * emit-rtl.c (gen_rtx): Move special code to ...
7734 (gen_rtx_CONST_INT): New function.
7735 (gen_rtx_REG): New function.
7736 (*): Update all calls to gen_rtx.
7737 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
7738 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
7739 (GEN_INT): Call gen_rtx_CONST_INT.
7740 * gengenrtl.c: New file.
7742 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
7744 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
7745 (base_alias_check): If no base found for address call canon_rtx and
7748 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
7750 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
7751 arguments for mips16.
7752 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
7753 Don't lose if tsize is zero after handling large stack for mips16.
7754 * mips.md (return): For trivial return, return address is in $31.
7756 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
7758 * mips/mips16.S: Various changes to make it work with -msingle-float
7761 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
7762 Ian Lance Taylor <ian@cygnus.com>
7763 Jeff Law <law@cygnus.com>
7765 * mips.c, mips.h, mips.md: First cut at merging in mips16
7766 support. Major modifications throughout all three files.
7768 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
7770 * configure.in: Make gthr-default.h a forwarding header instead of
7773 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7775 * gcov-io.h: Include sys/types.h to ensure we get size_t.
7777 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
7779 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
7780 Jeffrey A Law (law@cygnus.com)
7782 * crtstuff.c (__frame_dummy): New function for irix6.
7783 (__do_global_ctors): Call __frame_dummy for irix6.
7784 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
7786 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
7788 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
7790 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
7792 * c-decl.c (init_decl_processing): Provide proper fallback symbol
7793 for __builtin_memset.
7794 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
7795 not INTEGER_CST. Assert arg 3 is a constant.
7797 * alpha.c (mode_width_operand): Accept 64-bit modes.
7798 (mode_mask_operand): Likewise.
7799 (print_operand): Likewise for 'M' and 'U' codes.
7800 (alpha_expand_unaligned_load): New function.
7801 (alpha_expand_unaligned_store): Likewise.
7802 (alpha_expand_unaligned_load_words): Likewise.
7803 (alpha_expand_unaligned_store_words): Likewise.
7804 (alpha_expand_block_move): Likewise.
7805 (alpha_expand_block_clear): Likewise.
7806 * alpha.h (MOVE_RATIO): New define.
7807 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
7808 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
7810 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
7811 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
7813 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
7815 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
7816 * configure: Update.
7818 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
7820 * emit-rtl.c (operand_subword): Correctly handle extracting a word
7821 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
7823 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
7826 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
7828 * configure.in: Set and subsitute host_exeext. Use it when creating
7829 the assembler and linker symlinks.
7830 * configure: Rebuild.
7831 * Makefile.in (exeext): Set to @host_exeext@.
7832 (build_exeext): New variable, set to @build_exeext@.
7833 (FLAGS_TO_PASS): Pass down build_exeext.
7834 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
7837 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
7839 * mn10200.md (addsi3, subsi3): Fix thinkos.
7841 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
7843 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
7844 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
7845 unix always, since we want to be able to thunk to functions in a
7846 shared library from an application.
7848 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
7850 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
7851 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
7853 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
7855 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
7856 offset's mode is not ptr_mode, convert it.
7858 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
7860 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
7861 compiling if it was already defined.
7863 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
7865 * flow.c (find_basic_blocks): Don't create a new basic block
7866 for calls in a LIBCALL block.
7868 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
7870 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
7872 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
7874 * cse.c (rtx_cost): Remove conflicting default case.
7876 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
7878 * configure.in: Move default enabling of Haifa out of for loop.
7879 * configure: Rebuild.
7881 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
7883 * version.c: Bump for snapshot.
7885 1997-12-25 Teemu Torma <tot@trema.com>
7887 * Makefile.in (GTHREAD_FLAGS): New var.
7888 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
7889 (distclean): Remove gthr-default.h.
7891 * configure.in: Accept dce as a thread package.
7892 Check for thread.h and pthread.h.
7893 Link gthr-default.h to appropriate thread file and set
7895 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
7896 include multilib definitions from pa/t-dce-thr.
7897 (sparc-*-solaris2*): Enable threads by default, if thread.h or
7898 pthread.h is found, preferring posix threads over solaris ones.
7900 * config/pa/t-dce-thr: New file.
7901 * config/pa/t-pa: Removed multilibs.
7902 * config/sparc/t-sol2: Ditto.
7905 * gthr-single.h: New file.
7906 * gthr-posix.h: New file.
7907 * gthr-solaris.h: New file.
7908 * gthr-dce.h: New file.
7909 * libgcc-thr.h: Removed.
7910 * objc/thr-dce.c: New file copied from thr-decosf1.c.
7912 * frame.c: Include gthr.h instead of libgcc-thr.h.
7913 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
7914 (eh_context_initialize): If __gthread_once fails, use static eh
7916 (eh_context_free): Call __gthread_key_dtor.
7918 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
7920 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
7922 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
7924 * cse.c (max_insn_uid): New variable.
7925 (cse_around_loop): Use max_insn_uid.
7926 (cse_main): Set max_insn_uid.
7928 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
7929 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
7930 -mlong64, and -mgp{32,64} options.
7931 * mips.c (mips_abi): Change type to int.
7932 * mips.h (enum mips_abi_type): Delete.
7933 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
7934 (mips_abi): Change type to int.
7936 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
7938 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
7939 optimization is now always enabled.
7941 * calls.c (expand_call): Recognize C++ operator new as malloc-like
7944 * alias.c (memrefs_conflict_p): Eliminate tests now done by
7946 (*_dependence): Call canon_rtx before base_alias_check.
7947 (init_alias_once): New function to precompute set of registers which
7948 can hold Pmode function arguments.
7950 * rtl.h: Declare init_alias_once.
7952 * toplev.c (compile_file): Call init_alias_once.
7954 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
7956 * tree.c (restore_tree_status): Do not dereference a null pointer.
7958 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
7960 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
7961 RLIMIT_STACK. This maintains consistency with the recent, similar
7962 patch to cccp.c and toplev.c.
7964 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
7966 * genattrtab.c (expand_units): For large nr opclasses, expand
7967 function_units_used with ORX to prevent blowups. Tag with FFS.
7968 (num_unit_opclasses): New variable.
7969 (gen_unit): Update it.
7970 (enum operator): Add ORX_OP.
7971 (operate_exp): Treat ORX as or, except don't expand across an if.
7972 Reuse number rtx's after operating on them.
7973 (check_attr_value): Accept IOR, AND, & FFS.
7974 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
7975 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
7976 (write_expr_attr_cache, write_toplevel_expr): New functions.
7977 (write_attr_get): Handle FFS-tagged expressions.
7978 (make_canonical): Don't expand const attributes.
7979 (convert_const_symbol_ref): Dike out.
7980 (evaluate_eq_attr): Handle SYMBOL_REF.
7981 (main): Don't emit get_attr_foo for const attributes.
7983 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
7984 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
7985 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
7986 * alpha.md: Redo all of the scheduling, adding EV6 support, and
7987 combining function units where possible.
7988 (attr "type"): Split loads, stores, cmov into int/fp. Combine
7989 multiplies and divides. Add EV6 sqrt, ftoi, itof.
7990 (attr "opsize"): New attribute.
7991 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
7992 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
7993 to control register allocation.
7994 (movsi2-1, movdi2-1): Likewise.
7996 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
7998 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
7999 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
8000 Move OSF/1 specific defines out.
8001 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
8002 Move Linux specific defines out.
8003 (LINK_SPEC): Genericize.
8004 (ASM_FILE_START): Emit .arch if using more than the base insn set.
8005 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
8006 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
8007 (HANDLE_SYSV_PRAGMA): Define.
8008 * alpha/osf.h: New file.
8009 * alpha/linux.h: Split. Retain file-format independant defines.
8010 Import Linux bits from elf.h.
8011 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
8012 (FUNCTION_PROFILER): _mcount takes its address in $28.
8013 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
8014 * alpha/linux-ecoff.h: New file.
8015 * alpha/linux-elf.h: New file.
8016 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
8017 * alpha/win-nt.h (TARGET_DEFAULT): Define.
8018 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
8019 Add new headers as appropriate.
8021 * configure.in (alpha*): Enable Haifa by default.
8022 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
8023 * configure: Rebuild.
8025 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
8027 * Makefile.in (clean): Remove the stages with their objects here ...
8028 (distclean): ... instead of here.
8030 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8032 * cse.c (rtx_cost): Add default case in enumeration switch.
8033 * fix-header.c (recognized_macro): Likewise.
8034 (recognized_extern): Likewise.
8035 (write_rbrac): Likewise.
8036 * objc/objc-act.c (encode_aggregate): Likewise.
8037 (gen_declarator): Likewise.
8038 (gen_declspecs): Likewise.
8040 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
8042 * haifa-sched.c (create_reg_dead_note): Detect and handle another
8043 case where we kill more regs after sched than were killed before
8045 * sched.c (create_reg_dead_note): Similarly.
8047 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
8049 * c-pragma.c: Include flags.h.
8051 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
8053 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
8054 about system headers.
8055 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
8056 and also to resolve symbols in prefix.c.
8058 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
8059 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
8060 when the definitions in auto-config.h is not visible.
8061 (HAVE_BZERO): Likewise.
8062 (HAVE_BCMP): Likewise.
8063 (HAVE_RINDEX): Likewise.
8064 (HAVE_INDEX): Likewise.
8066 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
8068 * pa.c (emit_move_sequence): Handle a function label source
8071 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
8073 * c-pragma.c (handle_pragma_token): Generate warning messages
8074 about unknown pragmas if warn_unknown_pragmas is set.
8076 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
8077 line option to set variable: warn_unknown_pragmas.
8079 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
8081 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
8083 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
8085 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
8087 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
8088 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
8089 generate more fine grained floating point emulation libraries.
8090 * config/fp-bit.c: Add protecting #ifdef to all functions so
8091 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
8092 then compile all suitable functions.
8093 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
8094 underscores to avoid namespace pollution.
8095 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
8097 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8101 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8102 Jeff Law <law@cygnus.com>
8104 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
8106 * c-decl.c (finish_decl): Use parentheses around && within ||.
8107 * rtl.c: Include stdlib.h.
8108 (read_skip_spaces): Add parentheses around assignments used as
8110 (read_rtx): Initialize list_rtx.
8111 * cppexp.c (parse_number): Use || when operands are truth values.
8112 * alias.c (find_base_value): Add default case.
8113 (memrefs_conflict): Likewise.
8114 * combine.c (sets_function_arg_p): Likewise.
8115 * genemit.c (gen_exp): Likewise.
8116 * local-alloc.c (contains_replace_regs): Likewise.
8117 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
8118 * fold-const.c (fold_convert): Use "&&" for truth values.
8119 (fold): Add default case.
8120 * sdbout.c (sdbout_field_types): Fix typo in declaration.
8121 (sdbout_one_type): Add default case.
8122 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
8123 (some_operand): Add default case.
8124 (input_operand): Likewise.
8125 (signed_comparison_operator): Likewise.
8126 (divmod_operator): Likewise.
8127 (alpha_set_memflags_1): Likewise.
8128 * reload1.c (reload_cse_simplify_operands): Ensure function
8129 always returns a value.
8130 * scan-decls.c (scan_decls): Likewise.
8131 * c-lex.c (skip_white_space): Fix typo in declaraion.
8132 * c-typeck.c (comp_target_types): Add parentheses around assignment
8133 used as truth value.
8134 (print_spelling): Likewise.
8135 (constructor_implicit, constructor_result): Remove unused variables.
8136 * collect2.c (scan_library): Protect prototype with
8137 #ifdef SCAN_LIBRARIES.
8138 * emit-rtl.c (find_line_note): Fix typo in declaration.
8139 * final.c (asm_insn_count): Protect prototype with
8140 #ifdef HAVE_ATTR_length.
8141 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
8142 (try_pre_increment_1, try_pre_increment): Likewise.
8143 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
8144 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
8145 * gcov-io.h (__store_long, __write_long, __read_long): Fix
8146 unsigned/signed comparisons.
8147 * gcov.c (read_files): Remove unused "first_type" variable.
8148 (scan _for_source_files): Initialize s_ptr.
8149 (function_summary): Eliminate "%lf" formatting, use %ld for
8151 (output_data): Initialize branch_probs and last_line_num.
8152 Eliminate "%lf" formatting, use "%ld" for longs.
8154 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
8156 * mips16.S: New file.
8158 * libgcc2.c (varargs): Handle mips16.
8160 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
8162 * stmt.c (expand_end_case): Likewise.
8163 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
8164 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
8165 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
8167 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8169 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
8170 the build directory.
8171 (libobjc.a): Update dependency list.
8172 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
8174 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
8175 (objc.mostlyclean): Remove runtime-info.h.
8177 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
8179 * tree.c (build_range_type): Allow creation of ranges with no maximum.
8180 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
8181 * dwarf2out.c (add_subscript_info): Likewise.
8182 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
8183 * sdbout.c (plain_type_1): Likewise.
8184 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
8186 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
8189 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8191 * mips.c (fatal): Remove declaration.
8193 1997-12-18 Mark Mitchell <mmitchell@usa.net>
8195 * integrate.c (get_label_from_map): New function.
8196 (expand_inline_function): Use it. Initialize the label_map to
8197 NULL_RTX instead of gen_label_rtx.
8198 (copy_rtx_and_substitute): Use get_label_from_map.
8199 * integrate.h (get_label_from_map): New function.
8200 (set_label_from_map): New macro.
8201 * unroll.c (unroll_loop): Use them.
8202 (copy_loop_body): Ditto.
8204 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
8206 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
8207 (INIT_TARGET_OPTABS): Define.
8208 * mips/ecoff.h: Include gofast.h before mips.h.
8209 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
8210 * mips/elf64.h: Likewise.
8211 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
8213 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
8215 * except.c: Remove register_exception_table{,_p}.
8217 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
8219 * unroll.c (calculate_giv_inc): Handle constant increment found in
8220 a MEM with an appropriate REG_EQUAL note.
8222 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
8224 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
8225 frame pointer in the prologue.
8227 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
8229 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
8230 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
8232 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
8234 * config/m68k/m68k.c (output_function_prologue): Typecast
8235 dwarf2out_cfi_label to (char *).
8236 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
8238 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
8240 * sparc.md (jump): Don't use the annul bit around an empty loop.
8241 Patch from Kevin.Kelly@East.Sun.COM.
8243 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
8245 * jump.c: (jump_optimize): Don't use the return register as a
8246 source1 of a conditional move.
8248 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
8250 * sparc.c (DF_MODES): Or the mask not the bit number.
8251 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
8253 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8255 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
8257 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
8259 * fixincludes (size_t): Add support for Motorola's stdlib.h
8260 which fails to provide a definition for size_t.
8261 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
8262 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
8263 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
8265 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
8266 prevent unresolved externals in libio.
8267 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
8269 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
8271 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
8272 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
8273 (LIB_SPEC): Updated for glibc 2.
8275 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
8277 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
8278 * ginclude/varargs.h: Likewise.
8280 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
8282 * version.c: Bump for snapshot.
8284 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
8286 * frame.h (__register_frame, __register_frame_table,
8287 __deregister_frame): New.
8288 * frame.c (__register_frame, __register_frame_table,
8289 __deregister_frame): New.
8290 * frame.c (__deregister_frame_info): Return void *.
8291 * frame.h (__deregister_frame_info): Ditto.
8292 * collect2.c (__deregister_frame_info): Ditto.
8294 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
8296 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
8298 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
8300 * alpha.c (alpha_cpu_name): New variable.
8301 (alpha_mlat_string): Likewise.
8302 (alpha_memory_latency): Likewise.
8303 (override_options): Handle -mmemory-latency.
8304 (alpha_adjust_cost): Adjust load cost for latency.
8305 * alpha.h (TARGET_OPTIONS): Add meory-latency.
8306 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
8307 TARGET_CIX into account.
8308 (MEMORY_MOVE_COST): Define in terms of memory_latency.
8309 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
8311 * alpha.h (ASM_COMMENT_START): New macro.
8313 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
8315 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
8316 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
8318 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
8319 SUBREG_REG if the word count is unchanged.
8320 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
8321 subregs of identical word size for push_reload.
8323 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
8325 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
8326 if all we're doing is dealing with -Wreturn-type.
8328 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
8330 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
8331 Use and 255 instead of zapnot 1, since it schedules better.
8333 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
8335 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
8338 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
8340 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
8341 dependency we delete. Properly update prev for multiple consecutive
8343 (priority): Skip deleted dependence.
8345 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
8347 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
8349 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
8351 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
8352 determining when a new basic block starts.
8354 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
8356 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
8357 * pa.md (iorsi3): Add missing args to *_operand calls.
8359 * except.c (call_get_eh_context): Don't mess with sequences.
8360 (emit_eh_context): Include the call in the sequence here.
8362 1997-12-11 Paul Eggert <eggert@twinsun.com>
8364 * collect2.c (write_c_file_glob): Allocate initial frame object
8365 in static storage and pass its address.
8367 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
8369 * except.c (call_get_eh_context): Don't take a parm.
8370 Put the call at the top of the function.
8371 (emit_eh_context): Adjust.
8372 (get_eh_context): Replace with former use_eh_context.
8373 (get_eh_context_once, get_saved_pc_ref): Remove.
8374 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
8376 * integrate.c (expand_inline_function): Adjust.
8377 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
8379 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
8381 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
8382 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
8384 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
8386 * fixincludes (strlen,strspn,strcspn return value): Handle different
8388 (hypot): Provide a fake for hypot which is broken on
8389 m88k-motorola-sysv3.
8391 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
8393 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
8394 tree_code_name from pointers to arrays.
8395 * tree.c: Remove standard_tree_code_* variables, no longer used.
8396 * print-tree.c: Remove declaration of tree_code_name.
8398 * cp/lex.c (init_lex): Update for tree_code_* changes.
8399 * objc/objc-act.c (init_objc): Likewise.
8401 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
8404 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
8406 * config.sub: Add support for BeOS target.
8407 * configure.in: Likewise.
8408 * ginclude/stdarg.h: Likewise.
8409 * ginclude/stddef.h: Likewise.
8410 * ginclude/varargs.h: Likewise.
8411 * rs6000/beos.h: New file for BeOS.
8412 * rs6000/t-beos: Likewise.
8413 * rs6000/x-beos: Likewise.
8414 * rs6000/xm-beos.h: Likewise.
8415 * toplev.c (get_run_time): Just return 0 on BeOS.
8417 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
8418 Toon Moene (toon@moene.indiv.nluug.nl)
8420 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
8421 old and broken Sun3 assemblers. Newer versions handle large
8422 offsets correctly as does the GNU assembler.
8424 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
8426 * objc/objc-act.c (lang_report_error_function): Disable.
8427 * objc/objc-parse.y: Include "output.h".
8428 (yyerror): Remove redundant decl.
8429 (yyprint): Fix prototype.
8430 (apply_args_register_offset): Remove redundant decl.
8431 (get_file_function_name): Likewise.
8433 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
8435 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
8437 (find_basic_blocks_1): Likewise.
8439 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
8441 * except.c (use_eh_context): Don't copy_rtx a REG.
8442 (emit_throw): Lose old unwinder support.
8443 (expand_internal_throw): Likewise.
8444 * libgcc2.c (struct eh_context): Likewise.
8445 (new_eh_context): Likewise.
8446 (__get_eh_info): Lose redundant cast.
8447 (__get_dynamic_handler_chain): Likewise.
8448 (__get_saved_pc): Lose.
8449 Lose all old unwinder support code.
8451 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
8453 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
8455 * integrate.c (expand_inline_function): If the inline fn uses eh
8456 context, make sure that the current fn has one.
8457 * toplev.c (rest_of_compilation): Call emit_eh_context.
8458 * except.c (use_eh_context): New fn.
8459 (get_eh_context_once): New fn.
8460 (call_get_eh_context): New fn.
8461 (emit_eh_context): New fn.
8462 (get_eh_context): Call either get_eh_context_once or
8463 call_get_eh_context, depending on what we have.
8464 (get_dynamic_handler_chain): Call get_eh_context_once.
8465 * except.h: Prototypes for fns above.
8466 * optabs.c (get_eh_context_libfunc): Removed.
8467 (init_optabs): Don't initialize it.
8468 * expr.h (get_eh_context_libfunc): Removed.
8469 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
8470 * config/pa/pa.h (CPP_SPEC): Support for -threads.
8471 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
8472 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
8473 New multilib for -threads.
8474 * config/sparc/t-sol2: Added multilibs for -threads and
8475 made -pthreads alias to it.
8476 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
8477 Added -threads and -pthreads options.
8478 * libgcc-thr.h: New file.
8479 * libgcc2.c: (__get_cpp_eh_context): Removed.
8480 (struct cpp_eh_context): Removed.
8481 (struct eh_context): Replaced cpp_eh_context with generic language
8483 (__get_eh_info): New function.
8484 (__throw): Check eh_context::info.
8486 * libgcc2.c: Include libgcc-thr.h.
8487 (new_eh_context, __get_eh_context,
8488 eh_pthread_initialize, eh_context_initialize, eh_context_static,
8489 eh_context_specific, eh_context_free): New functions.
8490 (get_eh_context, eh_context_key): New variables.
8491 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
8492 get_eh_context to get the context.
8493 (longjmp): Move the declaration inside
8494 #ifdef DONT_USE_BUILTIN_SETJMP.
8495 * frame.c: Include libgcc-thr.h.
8496 (object_mutex): Mutex to protect the object list.
8497 (find_fde, __register_frame, __register_frame_table,
8498 __deregister_frame): Hold the lock while accessing objects.
8499 * except.h (get_eh_context): Declare.
8500 * except.c (current_function_ehc): Define.
8501 (current_function_dhc, current_function_dcc): Removed.
8502 (get_eh_context): New function.
8503 (get_dynamic_handler_chain): Use get_eh_context.
8504 (get_saved_pc_ref): Ditto.
8505 (get_dynamic_cleanup_chain): Removed references to
8506 current_function_dcc.
8507 (save_eh_status, restore_eh_status): Save and restore
8508 current_function_ehc instead.
8509 * optabs.c (get_eh_context_libfunc): New variable.
8510 (init_optabs): Initialize it.
8511 * expr.h: Declare get_eh_context_libfunc.
8512 * function.h (struct function): Replaced dhc and dcc with ehc.
8513 * except.c (get_saved_pc_ref): New functions.
8514 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
8515 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
8517 (end_eh_unwinder): Likewise.
8518 (init_eh): Remove initialization of eh_saved_pc.
8519 * optabs.c (get_saved_pc_libfunc): New variable.
8520 (init_optabs): Initialize it.
8521 * expr.h: Declare get_saved_pc_libfunc.
8522 * except.h (eh_saved_pc_rtx): Deleted.
8523 (get_saved_pc_ref): Declared.
8525 From Scott Snyder <snyder@d0sgif.fnal.gov>:
8526 * libgcc2.c (__get_saved_pc): New.
8527 (__eh_type, __eh_pc): Deleted.
8528 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
8529 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
8532 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
8534 * sparc/sol2.h: Use 64 bit multiply and divide functions in
8535 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
8538 * rtl.h (global_rtl): New variable, replacing separate variables for
8540 (const_int_rtx): Now array of rtx_def, not rtx.
8541 * emit-rtl.c: Update for new rtl data structures.
8542 * genattrtab.c: Define global_rtl.
8544 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
8546 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
8549 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
8551 * crtstuff.c (__do_global_ctors): Fix typo.
8553 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
8555 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
8556 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
8558 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
8560 * rs6000.h (FUNCTION_ARG_PADDING): Define.
8561 * rs6000.c (function_arg_padding): New function.
8563 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
8565 * m68k.c: Include tree.h only once.
8567 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8569 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
8571 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
8573 * Partially cleaned up prototyping code from HJ.
8574 * tree.h: Add many prototypes.
8575 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
8576 All references changed.
8577 * rtl.h: Protect from multiple inclusions. Add many prototypes.
8579 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
8581 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
8582 string functions like strlen.
8584 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
8586 * configure.in: Check for functions getrlimit and setrlimit.
8587 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
8588 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
8590 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
8592 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
8594 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
8596 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
8599 * alpha.c (override_options): Don't know about scheduling for EV6.
8600 * alpha.md (ev5 function units): Don't overload as ev6.
8602 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
8603 * alpha.md (define_attr type): Add mvi.
8604 (ev5_e0): Define sceduling parameters for it.
8605 (TARGET_MAX insns): Type is mvi not shift.
8607 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
8609 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
8611 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8613 * cstamp-h, auto-config.h: Delete.
8615 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
8617 * version.c: Bump for snapshot.
8619 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
8621 * cccp.c: Fix typo brought over in merge.
8623 * Merge in changes from gcc-2.8.
8625 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
8627 * m68k.c: Include tree.h for dwarf2out_cfi_label.
8629 * gcc.c (process_command): Do not take address of function fatal when
8630 calling lang_specific_driver.
8632 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
8634 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
8635 doesn't work with it yet, so set it to 0.
8636 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
8638 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8640 * cse.c (cse_insn): Check for invalid entries when taking references.
8642 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8644 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
8645 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
8646 * toplev.c (rest_of_compilation): Pass it. Remove code to
8647 save / clear / restore flag_unroll_{,all_}loops.
8649 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8651 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
8653 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
8655 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
8657 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
8659 * except.c (get_dynamic_handler_chain): Only make the call once per
8662 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
8664 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8666 * sh.c (final_prescan_insn): Use local label prefix
8667 when emitting .uses pseudo-ops.
8669 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
8671 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
8672 * except.c: Lose outer_context_label_stack.
8673 (expand_eh_region_end): Rethrow from outer_context here.
8674 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
8675 (expand_internal_throw): Take no args.
8676 (expand_internal_throw_indirect): Lose.
8677 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
8678 (expand_start_all_catch): Start a rethrow region.
8679 (expand_end_all_catch): End it.
8680 (expand_rethrow): New fn.
8681 * except.h: Reflect above changes.
8682 * flow.c: Revert change of Nov 27.
8684 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
8686 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
8688 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
8690 * except.c (expand_fixup_region_end): New fn.
8691 (expand_fixup_region_start): Likewise.
8692 (expand_eh_region_start_tree): Store cleanup into finalization here.
8693 * stmt.c (expand_cleanups): Use them to protect fixups.
8695 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
8697 * mips/mips.md (muldi3_r4000): Broaden the output template
8698 and attribute assignments to handle three operand dmult;
8699 rename to muldi3_internal2.
8700 (muldi3): Call the new muldi3_internal2 for R4000, and
8701 any GENERATE_MULT3 chip.
8703 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
8705 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
8707 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
8709 * unroll.c (find_splittable_givs): Remove last change. Handle givs
8710 with a dest_reg that was created by loop.
8712 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
8714 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
8716 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
8718 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
8720 * configure.in: Fix NCR entries.
8722 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
8724 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
8725 nested exceptions correctly.
8727 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
8728 that was created by loop.
8730 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
8732 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
8734 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
8736 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
8738 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
8739 (print_operand): Use SMALL_DATA_REG for the register involved in
8740 small data relocations.
8741 (print_operand_address): Ditto.
8743 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
8744 -dynamic linker is not used.
8746 * rs6000.md (call insns): For local calls, use @local suffix under
8747 System V. Don't use @plt under Solaris.
8749 * rs6000.c (output_function_profiler): Put label address in r0, and
8750 store LR in 4(sp) for System V/eabi.
8752 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
8753 byte boundary, and maintain stack backchain.
8755 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
8757 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
8758 fix_truncsfdi2): Change *.
8760 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
8762 * toplev.c (main): Complain about -gdwarfn.
8764 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
8766 * dwarfout.c (output_type): If finalizing, write out nested types
8767 of types we've already written.
8769 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
8771 (patches originally from Geoffrey Keating)
8772 * rs6000.c (function_arg): Excess floating point arguments don't
8773 go into GPR registers after exhausting FP registers under the
8775 (function_arg_partial_nregs): Ditto.
8777 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
8780 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
8782 * integrate.c (output_inline_function): Just unset DECL_INLINE.
8784 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
8786 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
8789 * libgcc2.c (__throw): Initialize HANDLER.
8791 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
8793 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
8794 fix_truncsfdi2): Change *X to ?*X.
8796 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
8798 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
8800 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
8802 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
8804 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
8806 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
8808 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
8810 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
8811 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
8814 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
8816 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
8817 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
8818 gas and not using the new HP assembler.
8820 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
8822 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
8823 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
8825 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
8827 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
8828 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
8831 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8833 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
8835 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
8837 * except.h: Add outer_context_label_stack.
8838 * except.c: Likewise.
8839 (expand_start_all_catch): Push the outer_context for the try block
8840 onto outer_context_label_stack.
8841 (expand_end_all_catch): Use it and pop it.
8843 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
8845 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
8847 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
8849 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
8851 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
8853 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
8854 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
8856 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
8858 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
8859 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
8860 __builtin_delete, and __builtin_vec_delete.
8862 * except.c (output_exception_table): Don't bother with
8865 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
8867 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
8868 is an in/out operand.
8869 (zero extended variants of stwm/stwm patterns): Similarly.
8871 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
8873 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
8875 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
8877 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
8878 (output_call_frame_info): Emit a \n after using it.
8880 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
8882 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
8884 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
8886 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
8887 (ASM_OUTPUT_DWARF_VALUE4): New macro.
8888 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
8890 (output_call_frame_info): Do not output forward label differences
8891 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
8892 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
8894 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8896 * sh.md (attribute "type"): Add nil.
8897 (movsi_ie): y/y alternative is type nil.
8898 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
8900 (movsf_ie+1): Delete.
8902 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
8904 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
8905 large_int, emit two insns instead of one splitable insn.
8906 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
8907 from cfa_temp_value, use cfa_offset. Add assert checking that
8910 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
8912 * cccp.c (deps_output): Properly quote file names for make.
8914 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
8916 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
8918 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
8920 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
8922 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
8924 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
8926 (cse_end_of_basic_block): Similarly.
8928 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
8930 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8931 (SELECT_RTX_SECTION): Define.
8932 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
8934 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
8936 * Makefile.in (compare, compare-lean): Define $stage for each
8938 (gnucompare, gnucompare-lean): Likewise.
8940 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
8942 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
8944 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
8945 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
8947 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
8949 * dwarfout.c (byte_size_attribute): Add local var upper_bound
8950 and add case to handle STRING_TYPE.
8951 * dwarfout.c (output_string_type_die): Fix code to generate
8952 correct string length attribute for fixed length strings.
8953 Still needs support for varying length strings.
8955 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
8957 * toplev.c (get_run_time): Do something sensible for cygwin32.
8959 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
8961 * expr.c (expand_builtin_setjmp): Set
8962 current_function_has_nonlocal_label.
8963 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
8964 call-saved registers across calls.
8966 * alpha.md (exception_receiver): Remove.
8967 (nonlocal_goto_receiver_osf): New
8968 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
8969 (nonlocal_goto_receiver): New, select _osf or _vms.
8971 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
8972 keep them from being propogated to the object file.
8973 (alpha_write_linkage): Likewise.
8974 * alpha.md (call_vms): Likewise.
8975 (call_value_vms): Likewise.
8976 (unnamed osf call insns): Likewise.
8978 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
8979 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8981 * alpha.c (call_operand): Any reg is valid for WinNT.
8982 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
8983 (anon nt calls): Add 'R' alternative.
8984 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
8985 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
8987 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
8989 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
8991 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
8992 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
8993 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
8995 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
8997 * reload1.c (new_spill_reg): Improve fixed or forbidden register
8998 spill error message.
9000 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9002 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
9003 use varargs.h. Wrap header with <>, not "".
9005 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
9007 * integrate.c (save_for_inline_copying): Add return value from
9010 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
9012 * fixincludes: Be a little more restrictive on what we will
9013 substitute to replace definitions of MAXINT for HPUX.
9015 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
9017 * dbxout.c (dbxout_symbol_location): Don't assume that variables
9018 whose address is the stack or argument pointers are indirect
9021 1997-11-13 Paul Eggert <eggert@twinsun.com>
9023 * cccp.c, cpplib.c (compare_defs):
9024 Don't complain about arg name respellings unless pedantic.
9025 * cpplib.c (compare_defs): Accept pfile as new arg.
9026 All callers changed.
9028 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9030 * fold-const.c (fold_truthop): Fix bug in last change.
9032 1997-11-13 Paul Eggert <eggert@twinsun.com>
9034 Fix some confusion with IEEE minus zero.
9036 * real.h (REAL_VALUES_IDENTICAL): New macro.
9038 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
9039 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
9041 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
9042 same tree structure as 0.0.
9044 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
9045 macro instead of doing it by hand.
9047 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
9049 * v850/lib1funcs.asm: Minor whitespace changes.
9050 * v850.c: Fix minor formatting problems in many places.
9051 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
9053 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
9055 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
9056 xplus1 when xplus0 is not a register.
9058 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
9060 * flow.c (find_basic_blocks): During marking phase, if we encounter
9061 an insn with a REG_LABEL note, make the target block live and
9062 create an edge from the insn to the target block. Do not make
9063 edges from all blocks to the target block.
9065 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
9067 * confiugre.in: Tweak NCR entries.
9068 * configure: Rebuilt.
9070 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
9072 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
9073 pick apart floating point values, instead of using CONST_DOUBLE_LOW
9074 and CONST_DOUBLE_HIGH.
9076 * rs6000.md (define_splits for DF constants): Use the appropriate
9077 REAL_VALUE_* interface to pick apart DF floating point constants in
9078 a machine independent fashion.
9080 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9082 * fold-const.c (fold_truthop): When changing a one-bit comparison
9083 against zero into a comparison against mask, do a proper sign
9086 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
9088 * except.c: Do not include "assert.h".
9089 (save_eh_status): Turn asserts into conditional aborts.
9090 (restore_eh_status, scan_region): Likewise.
9091 * dwarfout.c: Do not include "assert.h".
9092 (bit_offset_attribute): Turn asserts into conditional aborts.
9093 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
9094 (output_inlined_structure_type_die): Likewise.
9095 (output_inlined_union_type_die): Likewise
9096 (output_tagged_type_instantiation): Likewise.
9097 (dwarfout_file_scope_decl): Likewise.
9098 * dwarf2out.c: Do not include "assert.h"
9099 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
9100 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
9101 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
9102 (add_bit_size_attribute, scope_die_for): Likewise.
9103 (output_pending_types_for_scope): Likewise.
9104 (get_inlined_enumeration_type_die): Likewise.
9105 (get_inlined_structure_type_die): Likewise.
9106 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
9107 (gen_tagged_type_instantiation_die): Likewise.
9109 * flow.c (find_basic_blocks): Refine further to get a more correct
9110 cfg, especially in the presense of exception handling, computed
9111 gotos, and other non-trivial cases. Call abort if an inaccuracy
9112 is detected in the cfg.
9114 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9116 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
9118 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
9119 (skip_white_space): Use whitespace_cr.
9120 (check_newline): Handle whitespace more consistently.
9122 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
9124 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
9125 * i386/xm-cygwin32.h (POSIX): Define.
9127 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
9129 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
9130 is available elsewhere.
9132 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
9134 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
9135 what the instruction can handle.
9137 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
9139 * stmt.c (expand_decl_cleanup_no_eh): New fn.
9141 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
9143 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
9145 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
9146 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
9148 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
9150 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
9151 swap instruction order.
9153 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
9155 * fixinc.svr4 (__STDC__): Add another case.
9157 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9159 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
9160 addresses in the epilogue delay slot.
9162 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
9164 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
9165 in generated `specs' file.
9167 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
9169 * flags.h (flag_rerun_loop_opt): Declare.
9170 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
9171 * toplev.c (flag_rerum_loop_opt): Delete static.
9173 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9175 Bring over from FSF:
9177 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9179 * va-sh.h (__va_arg_sh1): Define.
9181 SH3E doesn't use any integer registers for subsequent arguments
9182 once a non-float value was passed in the stack.
9183 * sh.c (machine_dependent_reorg): If optimizing, put explicit
9184 alignment in front label for ADDR_DIFF_VEC.
9185 * sh.h (PASS_IN_REG_P): Fix SH3E case.
9186 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
9188 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9190 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
9193 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9195 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
9196 put an use_sfunc_addr before each sfunc.
9197 * sh.md (use_sfunc_addr, dummy_jump): New insns.
9198 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
9200 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9202 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
9204 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
9206 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
9209 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
9211 * alias.c (find_base_value): Only return the known base value for
9214 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
9216 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
9217 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
9219 (prologue_get_pc_and_set_got): New pattern.
9221 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
9223 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
9224 for SUBREG, just fall through.
9226 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
9228 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
9230 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
9232 * fixincludes: Fix "hypot" prototype in NeXT math.h.
9234 * Makefile.in (USE_ALLOCA): Always include alloca.o.
9235 (USE_HOST_ALLOCA): Likewise.
9237 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
9238 and LABEL_REFS fields.
9239 * rtl.h (LABEL_REFS): Update.
9241 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
9243 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
9244 sets i2dest. When calling distribute_notes for i3dest_killed, pass
9245 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
9248 * mips.md (insv, extzv, extv): Add change_address call.
9249 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
9251 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
9253 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
9255 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
9256 save_restore_insns if no FP and GP will be restored.
9258 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
9259 Convert CCmode to word_mode before calling GET_MODE_SIZE.
9261 * acconfig.h (HAVE_INTTYPES_H): Undef.
9262 * configure.in (inttypes.h): Check for conflicts between sys/types.h
9263 and inttypes.h, and verify that intmax_t is defined.
9264 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
9265 * config/mips/x-iris3: Likewise.
9267 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
9269 * alias.c (find_base_value): When copying arguments, return the
9270 tenative value for a hard register.
9272 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
9274 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
9275 (yylex): Record wide strings using target endianness, not host.
9277 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
9279 * mn10200.h (ASM_OUTPUT_BSS): Delete.
9280 (ASM_OUTPUT_ALIGNED_BSS): New macro
9281 * mn10300.h (ASM_OUTPUT_BSS): Delete.
9282 (ASM_OUTPUT_ALIGNED_BSS): New macro.
9283 * v850.h (ASM_OUTPUT_BSS): Delete.
9284 (ASM_OUTPUT_ALIGNED_BSS): New macro.
9286 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9288 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
9290 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
9292 * configure.in (sco5): Use cpio to install header files.
9294 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
9296 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
9298 * configure: Rebuild.
9300 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
9302 * i386/sco5.h: enable -gstabs once again.
9304 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
9306 * arm.c (output_move_double): Allocate 3 entries in otherops array.
9308 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
9310 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
9311 notes for sjlj exceptions too.
9312 (expand_eh_region_end): Similarly for EH_REGION_END notes.
9313 (exception_optimize): Optimize EH regions for sjlj exceptions too.
9314 * final.c (final_scan_insn): Don't output labels for EH REGION
9315 notes if doing sjlj exceptions.
9317 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
9319 * alias.c (init_alias_analysis): Handle -fno-alias-check when
9320 optimizing correctly.
9322 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
9323 or set current_function_calls_setjmp anymore.
9325 * flow.c (find_basic_blocks): If we delete the label for an
9326 exception handler, remove it from the EH label list and remove
9327 the EH_BEGIN/EH_END notes for that EH region.
9329 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
9331 * flow.c (find_basic_blocks): Generate correct flow control
9332 information when exception handling notes are present.
9334 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
9336 * dwarf2out.c (output_call_frame_info): Fix length argument
9337 to ASM_OUTPUT_ASCII.
9338 (output_die, output_pubnames, output_line_info): Likewise.
9340 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
9342 * version.c: Bump for snapshot.
9344 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
9345 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
9346 flag_debug_asm is on.
9347 (output_die, output_pubnames, output_line_info): Likewise.
9349 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
9350 and static_chain_rtx into the potential base values array if
9353 * alias.c (new_reg_base_value): New array of potential base values.
9354 (unique_id): Now file scoped static.
9355 (find_base_value, case REG): Return the value in reg_base_value
9356 array for the REG if it exists. Else, return the value from
9357 new_reg_base_value if copying args and REG is a hard register.
9358 (find_base_value, case PLUS): If either operand of the PLUS is
9359 a REG, try to get its base value. Handle base + index and
9361 (record_set): Use new_reg_base_value instead of reg_base_value.
9362 (init_alias_analysis): Allocate space for new_reg_base_value too.
9363 Rework code to iterate over the insns propagating base value
9364 information until nothing changes.
9366 * global.c (global_alloc): Free the conflict matrix after
9367 reload has finished.
9369 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
9371 * libgcc2.c (L_eh): Define __eh_pc.
9372 Replace __eh_type with generic pointer __eh_info.
9374 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
9376 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
9377 use copy_to_reg if address is not a general_operand.
9379 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9381 * profile.c (output_func_start_profiler): Clear flag_inline_functions
9382 for the duration of the call to rest_of_compilation.
9384 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
9386 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
9388 (sparc*-*-*): Recognize --with-cpu=v9.
9389 * sparc/elf.h: New file.
9390 * sparc/t-elf: New file.
9392 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
9394 * mn10300.c (const_8bit_operand): New function.
9395 (mask_ok_for_mem_btst): New funtion.
9396 * mn10300.md (btst patterns with mem operands): Use new functions
9397 to avoid creating btst instructions with invalid operands.
9399 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
9401 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
9402 are running on PowerPC Linux.
9404 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
9406 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
9407 if not previously defined.
9409 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
9411 * function.c (assign_parms): Correct mode of stack_parm if
9412 entry_parm underwent a mode conversion.
9414 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
9416 * global.c (global_alloc): Use xmalloc instead of alloca for
9417 CONFLICTS, since max_allocno * allocno_row_words alone can be more
9418 than 2.5Mb sometimes.
9420 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
9422 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
9423 DEST for the spill, adjust mode of SRC to compensate.
9425 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
9427 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
9428 since any_memory_operand() allows pseudos during reload.
9429 (reload_inhi, reload_outqi, reload_outhi): Likewise.
9431 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
9433 * m68k.md (btst patterns): Add 5200 support.
9435 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
9437 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
9438 optimizations, look inside dividend to determine if the expression
9439 can be simplified by using EXACT_DIV_EXPR.
9441 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
9444 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
9446 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
9448 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
9450 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
9452 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
9455 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
9457 * alpha.md (movqi, movhi): Make sure new insns created during reload
9458 won't need reloading themselves.
9459 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
9461 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
9463 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
9465 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
9467 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
9468 Patch from Klaus Kaempf <kkaempf@progis.de>.
9470 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
9472 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
9473 to an element in a constant string.
9475 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
9477 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
9478 bit PC-relative offset. The exception range table pointer is now in
9480 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
9481 (count_fdes, add_fdes, get_cie): Adjust.
9482 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
9485 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
9487 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
9489 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
9490 like stack_pointer_rtx.
9492 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
9494 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
9495 targets using "$@" to provide support for similar but not identical
9496 targets without having to duplicate code.
9497 (bootstrap4): New goal.
9499 * Makefile.in (compare, compare-lean, compare3): Combined to one
9500 ruleset determining actions to be performed via $@.
9501 (compare4, compare4-lean): New targets.
9502 (gnucompare, gnucompare3): Combined to one ruleset determining
9503 actions to be performed via $@. Also, note which files failed
9504 the comparison test in .bad_compare.
9505 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
9507 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
9509 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
9510 if the dividend is a multiple of the divisor.
9512 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
9514 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
9516 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
9519 * alias.c (true_dependence): Fix typo.
9521 * toplev.c (flag_rerun_loop_opt): New variable.
9522 (f_options): Handle -frerun-loop-opt.
9523 (rest_of_compilation): If -frerun-loop-opt, then run the loop
9525 (main): Enable -frerun-loop-opt by default for -O2 or greater.
9527 * loop.c (simplify_giv_expr): Adding two invariants results
9530 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
9532 * expr.c (get_inner_reference): Remove the array bias after
9533 converting the index to Pmode.
9535 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
9537 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
9538 (TARGET_MULT_BUG): Define.
9539 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
9540 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
9542 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
9544 * mn10200.c (indirect_memory_operand): Delete unused function.
9545 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
9546 * mn10200.md (bset, bclr insns): Handle output in a reg too.
9548 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
9550 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
9551 the callee's ldgp, we must do it ourselves, and we use the jsr tag
9552 for more than scheduling.
9554 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
9556 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
9558 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
9560 * mn10300.c (symbolic_operand, legitimize_address): New functions.
9561 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
9562 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
9564 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
9566 * version.c: Bump for snapshot.
9568 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9570 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
9573 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
9575 * toplev.c (flag_exceptions): Default value is 2.
9576 (compile_file): If flag_exceptions still has the value 2, then
9579 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
9580 (rs6000_save_machine_status): Save pic_offset_table_rtx.
9581 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
9583 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
9586 * rs6000.md (*movsi_got_internal_mem): New pattern.
9587 (*movsi_got_internal_mem splitter): New define_split.
9589 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
9591 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
9593 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
9595 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
9596 only need to save LR.
9598 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
9600 * mn10300.md (movqi, movhi): Avoid using address registers as
9601 destinations unless absolutely necessary.
9603 * mn10200.c (expand_prologue): Fix typo.
9605 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
9607 * mn10200.md (neghi2): Provide an alternative which works if
9608 the input and output register are the same.
9610 * mn10300.c (print_operand): Handle 'S'.
9611 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
9612 shift amount in last alternative
9614 * mn10300.c (expand_epilogue): Rework to handle register restores
9615 in "ret" and "retf" instructions correctly.
9617 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
9619 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
9620 extzv for memory operands.
9622 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
9623 redundant conditional moves to single operand.
9625 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
9627 * v850.h: Move define of __v850__ from CPP_PREDEFINES
9630 * xm-v850.h: Use __v850 rather than __v850__ to
9633 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
9635 * mips/mips.c (compute_frame_size): Not a leaf function if
9638 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
9640 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
9642 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
9644 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
9645 (DEFAULT_ARCH32_P): New macro.
9646 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
9647 (enum cmodel): Declare.
9648 (sparc_cmodel_string,sparc_cmodel): Declare.
9649 (SPARC_DEFAULT_CMODEL): Provide default.
9650 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
9651 (TARGET_FULLANY): Deleted.
9652 (TARGET_CM_MEDMID): New macro.
9653 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
9654 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
9655 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
9656 (CPP_SPEC): Rewrite.
9657 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
9658 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
9659 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
9660 (ASM_SPEC): Add %(asm_arch).
9661 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
9662 Rename asm_default to asm_cpu_default.
9663 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
9664 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
9665 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
9666 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
9667 (MASK_INT64,MASK_LONG64): Delete.
9668 (MASK_ARCH64): Renamed to MASK_64BIT.
9669 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
9670 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
9671 (TARGET_SWITCHES): Always provide 64 bit options.
9672 (ARCH64_SWITCHES): Delete.
9673 (TARGET_OPTIONS): New option -mcmodel=.
9674 (INT_TYPE_SIZE): Always 32.
9675 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
9676 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
9677 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
9678 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
9679 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
9681 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
9682 * sparc/linux.h: Likewise.
9683 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
9684 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
9685 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
9686 (SPARC_DEFAULT_CMODEL): Define.
9687 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
9688 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
9689 (LONG_DOUBLE_TYPE_SIZE): Define.
9690 (ASM_SPEC): Add %(asm_arch).
9691 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
9692 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
9693 (TARGET_CPU_DEFAULT): Add ultrasparc case.
9694 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
9695 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
9696 (SPARC_DEFAULT_CMODEL): Define.
9697 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
9698 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
9699 MASK_LONG64, MASK_MEDANY.
9700 (SPARC_DEFAULT_CMODEL): Define.
9701 (CPP_PREDEFINES): Delete.
9702 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
9703 (ASM_SPEC): Add %(asm_arch).
9704 (LONG_DOUBLE_TYPE_SIZE): Define.
9705 (DWARF2_DEBUGGING_INFO): Define.
9706 * sparc/splet.h (CPP_SPEC): Delete.
9707 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
9708 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
9709 (BLOCK_PROFILER): Likewise.
9710 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
9711 (sparc_override_options): Handle code model selection.
9712 (sparc_init_expanders): Renamed from sparc64_init_expanders.
9713 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
9714 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
9715 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
9716 (sethi_di_fullany): Delete.
9718 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
9719 Jeff Law <law@cygnus.com>
9720 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9722 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
9723 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
9724 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
9725 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
9726 * alpha/alpha.md (arg_home): Likewise.
9728 * alpha/alpha.c (vmskrunch): Delete
9729 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
9730 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
9731 truncate to 64 characters.
9733 * make-l2.com: Support openVMS/Alpha.
9735 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
9737 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9739 * longlong.h (count_leading_zeros): Add missing casts to USItype.
9741 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
9743 * i386/bsd386.h (ASM_COMMENT_START): Define.
9745 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
9747 * tree.c (restore_tree_status): Also free up temporary storage
9748 when we finish a toplevel function.
9749 (dump_tree_statistics): Print stats for backend obstacks.
9751 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
9753 * expr.c (use_group_regs): Don't call use_reg for MEMs.
9755 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
9757 * libgcc2.c (__throw): Don't copy the return address.
9758 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
9760 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
9761 * toplev.c (main): Initialize exceptions_via_longjmp.
9763 * tree.c: Add extra_inline_obstacks.
9764 (save_tree_status): Use it.
9765 (restore_tree_status): If this is a toplevel inline obstack and we
9766 didn't want to save anything on it, recycle it.
9767 (print_inline_obstack_statistics): New fn.
9768 * function.c (pop_function_context_from): Pass context to
9769 restore_tree_status.
9770 * obstack.h (obstack_empty_p): New macro.
9772 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
9774 * i386/freebsd.h (ASM_COMMENT_START): Fix.
9776 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
9778 * v850.c (ep_memory_offset): New function.
9779 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
9781 * v850.h (CONST_OK_FOR_*): Add and correct comments.
9782 (CONSTANT_ADDRESS_P): Add comment.
9783 (EXTRA_CONSTRAINT): Define 'U'.
9784 * v850.md: Add comments on bit field instructions.
9785 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
9786 (lshrsi3): Use N not J constraint.
9788 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
9790 * v850.c (reg_or_0_operand): Call register_operand.
9791 (reg_or_int5_operand): Likewise.
9792 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
9793 (TARGET_SWITCHES): Add "big-switch".
9794 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
9795 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
9796 (CASE_DROPS_THROUGH): Comment out.
9797 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
9798 * v850.md (cmpsi): Delete compare mode.
9799 (casesi): New pattern.
9801 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
9802 * v850.md (ashlsi3): Use SImode not QImode for shift count.
9803 (lshrsi3): Likewise.
9805 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
9806 unreachable switch statement after 'b' support. Remove "b" from
9807 strings for 'b' support.
9808 * v850.md (branch_normal, branch_invert): Change %b to b%b.
9810 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
9812 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
9813 empty line if @inhibit_libc@ is empty.
9815 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
9817 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
9818 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
9819 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
9820 (DWARF2_UNWIND_INFO): Let this track object file format.
9821 (EXTRA_SECTIONS): Add in_eh.
9822 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
9823 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
9825 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
9827 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
9828 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
9830 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
9831 (output_double_int): Output DI mode values correctly when
9832 HOST_BITS_PER_WIDE_INT is 64.
9833 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
9834 fmovd so it works if a quad float ends up in one of the upper 32
9836 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
9837 necessary for PIC support on sparc64.
9839 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
9841 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
9842 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
9843 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
9844 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
9845 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
9846 (SPARC_FP_ARG_FIRST): New macro.
9847 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
9848 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
9849 (NPARM_REGS): There are 32 fp argument registers now.
9850 (FUNCTION_ARG_REGNO_P): Likewise.
9851 (FIRST_PARM_OFFSET): Update to new v9 abi.
9852 (REG_PARM_STACK_SPACE): Define for arch64.
9853 (enum sparc_arg_class): Delete.
9854 (sparc_arg_count,sparc_n_named_args): Delete.
9855 (struct sparc_args): Redefine and use for arch32 as well as arch64.
9856 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
9857 (FUNCTION_ARG_ADVANCE): Rewrite.
9858 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
9859 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
9860 (FUNCTION_ARG_CALLEE_COPIES): Delete.
9861 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
9862 (STRICT_ARGUMENT_NAMING): Define.
9863 (doublemove_string): Declare.
9864 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
9865 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
9866 (doublemove_string): New function.
9867 (output_move_quad): Clean up some of the arch64 support.
9868 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
9869 Don't add 8 bytes of reserved space if arch64.
9870 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
9871 (init_cumulative_args): New function.
9872 (function_arg_slotno): New static function.
9873 (function_arg,function_arg_partial_nregs): New functions.
9874 (function_arg_{pass_by_reference,advance}): New functions.
9875 (function_arg_padding): New function.
9876 * ginclude/va-sparc.h: Rewrite v9 support.
9878 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
9880 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
9881 for hard regs to determine base and index registers.
9883 * reload.c (debug_reload_to_stream): New function. Specify stream
9884 into which to write debug info.
9885 (debug_reload): Modify to call debug_reload_to_stream with stderr.
9887 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
9889 * combine.c (can_combine_p): Don't combine with an asm whose
9890 output is a hard register.
9892 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
9894 * c-decl.c (start_struct): Ensure that structs with forward
9895 declarations are in fact packed when -fpack-struct is given.
9897 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
9898 we are packing a structure. This allows a structure with only
9899 bytes to be aligned on a byte boundary and have no padding on a
9902 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9904 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
9906 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
9908 * alpha.c (alpha_return_addr_rtx): New variable.
9909 (alpha_save_machine_status): New; save it.
9910 (alpha_restore_machine_status): New; restore it.
9911 (alpha_init_expanders): New; clear it.
9912 (alpha_return_addr): New; set it.
9913 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
9914 is overly conservative, so search the insns explicitly.
9915 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
9916 (alpha_sa_size [VMS && !VMS]): Likewise.
9917 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
9918 (INIT_EXPANDERS): New definition.
9920 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
9921 (output_prolog [!VMS]): Use them.
9923 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
9924 (alpha_does_function_need_gp): ... a new function. Refine the
9925 CALL_INSN test to just TYPE_JSR.
9926 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
9928 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
9930 * version.c: Bump for snapshot.
9932 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9934 * pa.c (move_operand): Respect -mdisable-indexing.
9935 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
9937 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
9939 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
9941 (umulsidi3,umulsi3_highpart): Ditto.
9942 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
9944 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
9946 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
9947 (alpha_handle_trap_shadows): ... a new function. Handle the entire
9948 function in one go. Emit RTL for trapb, instead of printf directly.
9949 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
9950 (trap_pending): Kill global variable.
9951 (output_epilog): Don't call final_prescan_insn.
9952 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
9953 * alpha.h (FINAL_PRESCAN_INSN): Remove.
9954 (MACHINE_DEPENENT_REORG): Define.
9955 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
9958 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
9960 Tune Haifa scheduler for Alpha:
9961 * alpha.h (ISSUE_RATE): Define.
9962 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
9963 EV4 adjustments to EV5.
9964 * alpha.md: Remove all scaling from function unit delays. Rework
9965 EV5 function units to match the CPU.
9966 (umuldi3_highpart): EV5 added the IMULH insn class.
9968 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
9970 * pa.c (following_call): Fail if the CALL_INSN is an indirect
9973 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
9975 * cplus-dem.c (demangle_signature): Don't look for return types on
9976 constructors. Handle member template constructors.
9978 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
9980 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
9981 * tree.h: Declare them.
9983 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
9985 * configure.in: Handle --with-newlib.
9986 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
9988 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
9990 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
9992 * config/ptx4.h: Fix typo.
9994 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
9996 * version.c: Bump for snapshot.
9998 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
10000 * aclocal.m4: Substitute INSTALL.
10001 * configure: Re-built.
10003 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
10005 * integrate.c (save_for_inline_copying): Avoid undefined pointer
10007 (expand_inline_function): Likewise.
10009 * dwarf2out.c (output_call_frame_info): Reinstate last change
10010 using flag_debug_asm check instead of flag_verbose_asm.
10012 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
10014 * dwarf2out.c (output_call_frame_info): Remove last change.
10016 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10018 * frame.c (__frame_state_for): Execute the FDE insns until the
10019 current pc value is strictly bigger than the target pc value.
10021 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
10023 * regclass.c (init_reg_modes): If we can't find a mode for the
10024 register, use the previous one.
10026 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
10028 * haifa-sched.c (print_block_visualization): Call fprintf directly,
10029 don't sprintf through an alloca'ed buffer.
10031 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
10033 * reload.c (decompose): Always initialize val.base.
10035 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
10037 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
10038 instead of aborting.
10039 * dwarf2out.c (output_call_frame_info): Call app_enable and
10040 app_disable to let GNU as accept the generated comments.
10042 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
10044 * tree.h (get_file_function_name): Add declaration.
10045 * dwarf2out.c (output_call_frame_info): No need to cast
10046 get_file_function_name call anymore.
10047 * profile.c (toplevel): Remove get_file_function_name
10049 * c-lang.c (finish_file): Ditto.
10051 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
10053 * Makefile.in (program_transform_name): Let autoconf substitute
10056 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
10058 * haifa-sched.c (schedule_block): If the first real insn in a
10059 block has any special notes attached to it, remove them.
10061 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
10063 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
10065 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
10067 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
10069 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
10071 * Makefile.in (check-g77): New test target.
10072 (CHECK-TARGETS): Add check-g77.
10074 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
10076 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
10078 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
10080 * flow.c (print_rtl_with_bb): Cast alloca return value for
10083 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
10085 * i386.h (RETURN_ADDR_RTX): New definition that works for
10086 __builtin_return_address(0) and -fomit-frame-pointer.
10088 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
10090 Bring over from FSF.
10091 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
10093 * mips.c (function_arg): Handle passing a struct
10094 containing a double in a DFmode register without the PARALLEL.
10096 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
10098 * pexecute.c: Use spawn if __CYGWIN32__.
10100 * pexecute.c: Include "config.h" first, as per autoconf manual
10101 (from Paul Eggert <eggert@twinsun.com>).
10103 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10105 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
10106 optimisation for f/expr.o and f/stb.o.
10108 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
10110 * cse.c (this_insn_cc0_mode): Initialize.
10112 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
10114 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
10116 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
10118 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
10120 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
10121 that pair will dual-issue on the 21164 and plus+beq won't.
10122 (bne): Likewise for cmpeq+beq.
10124 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
10126 * except.c (find_exception_handler_labels): Correct argument to free.
10128 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
10130 * except.c (find_exception_handler_labels): Free LABELS when we're
10133 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
10135 * version.c: Bump for snapshot.
10137 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
10139 * flow.c (find_basic_blocks): Mark calls as potentially jumping
10142 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
10144 * configure.in: Substitute for "install" too.
10145 * configure: Rebuilt.
10147 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
10149 * Makefile.in (bootstrap-lean, compare-lean): New targets.
10151 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
10153 * alias.c (base_alias_check): Two symbols can conflict if they
10154 are accessed via AND.
10155 (memrefs_conflict_p): Likewise.
10157 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
10158 after flushing argument registers to the stack.
10160 * Makefile.in (mostlyclean): Remove .regmove files.
10162 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
10164 * libgcc2.c (__throw): Fix thinko.
10166 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
10168 * cplus-dem.c (demangle_template): Add new parameter. Handle new
10169 template-function mangling.
10170 (consume_count_with_underscores): New function.
10171 (demangle_signature): Handle new name-mangling scheme.
10173 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10175 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
10178 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
10180 * frame.c: Remove last change.
10181 * dwarf2.h: Remove last change.
10182 * tree.h: Add declarations of DWARF2 unwind info support
10185 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10187 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
10188 * tree.h (built_in_function): Likewise.
10189 * expr.c (expand_builtin): Likewise.
10190 * except.h: Likewise.
10191 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
10192 * libgcc2.c (copy_reg): New fn.
10195 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
10197 * c-typeck.c (build_binary_op): Warn about comparing signed vs
10198 unsigned if -W is specified and -Wno-sign-compare is not.
10199 * c-decl.c (warn_sign_compare): Initialize to -1.
10200 (c_decode_option): -Wall no longer implies -Wsign-compare.
10202 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10204 * frame.c: Include gansidecl.h for PROTO.
10205 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
10206 defined. Don't declare dwarf2out_cfi_label here.
10207 * dwarf2.h: Add declarations of DWARF2 unwind info support
10209 * m68k.c: Include dwarf2.h.
10210 (output_function_prologue): Add dwarf2 support.
10211 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
10212 (INCOMING_FRAME_SP_OFFSET): Likewise.
10214 * integrate.c (expand_inline_function): Make sure there is at
10215 least one insn that can be used as an insertion point.
10217 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
10219 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
10221 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
10223 * version.c: Bump for snapshot.
10225 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
10227 Bring over from FSF.
10229 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
10231 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
10232 (get_pc_via_rdpc): Renamed from get_pc_sp64.
10233 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
10235 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
10237 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
10238 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
10239 -malign-functions=.
10240 (sparc_align_{loops,jumps,funcs}_string): Declare.
10241 (sparc_align_{loops,jumps,funcs}): Declare.
10242 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
10243 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
10244 (STACK_BIAS): Define.
10245 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
10247 (SPARC_SETHI_P): New macro.
10248 (CONST_OK_FOR_LETTER_P): Use it.
10249 (ASM_OUTPUT_ALIGN_CODE): Define.
10250 (ASM_OUTPUT_LOOP_ALIGN): Define.
10251 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
10252 (sparc_align_{loops,jumps,funcs}): New globals.
10253 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
10254 -malign-functions=.
10255 (move_operand): Use SPARC_SETHI_P.
10256 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
10258 (arith11_double_operand): Likewise.
10259 (arith10_double_operand): Likewise.
10260 (finalize_pic): Finish sparc64 support.
10261 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
10262 64 bit constants if able.
10263 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
10264 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
10266 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
10267 (get_pc_sp32): Use for sparc64 as well.
10268 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
10269 (sethi_di_sp64_const): Likewise.
10270 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
10271 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
10272 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
10274 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
10276 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
10277 * sparc/linux.h (COMMENT_BEGIN): Likewise.
10278 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
10280 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
10282 Add sparc64 linux support.
10283 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
10284 to xm_file list on 32-bit sparc-linux.
10285 * sparc/xm-sp64.h: New file.
10286 * sparc/linux64.h: New file.
10287 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
10288 Don't include xm-sparc.h.
10289 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
10290 * glimits.h (LONG_MAX): Handle sparc64.
10292 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
10294 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
10295 * sparc.h (ASM_COMMENT_START): Define.
10296 * sparc.c (output_function_prologue): Use it.
10297 (sparc_flat_output_function_{epi,pro}logue): Likewise.
10299 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
10301 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
10302 use sparc.h's copies.
10303 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
10304 ascii form as well.
10306 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10308 * sparc.c (dwarf2out_cfi_label): Add declaration.
10309 (save_regs, output_function_prologue): Remove cast for it.
10310 (sparc_flat_{save_restore,output_function_prologue): Likewise.
10311 ({save,restore}_regs): No longer inline.
10313 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10315 * fold-const.c (make_range): Correctly handle cases of converting
10316 from unsigned to signed type.
10318 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10320 * fold-const.c (merge_ranges): Make sure that if one range is subset
10321 of another, it will always be the second range. Correct (+,-) case to
10324 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
10326 * final.c (final_end_function): Also do dwarf2 thing if
10327 DWARF2_DEBUGGING_INFO.
10328 (final_start_function): Likewise.
10330 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
10332 * expmed.c (expand_divmod): If compute_mode is not the same as
10333 mode, handle the case where convert_modes() causes op1 to no
10334 longer be a CONST_INT.
10336 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
10337 note holding get_jump_flags() calculation to all JUMP_INSNs.
10338 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
10339 * rtl.c (reg_note_name): Add new note types.
10341 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
10343 * rtlanal.c (computed_jump_p): Fix typo in last change.
10345 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10347 * loop.c (indirect_jump_in_function_p): Return 0
10350 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
10352 * rs6000/xm-rs6000.h: Fix thinko in last change.
10353 * rs6000/xm-sysv4.h: Likewise.
10355 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
10357 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
10359 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
10361 * reg-stack.c (find_blocks): Fix thinko in last change.
10363 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10365 * m68k.c (output_function_prologue): Add dwarf2 support.
10367 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
10368 INCOMING_FRAME_SP_OFFSET): New definitions.
10370 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
10372 * combine.c (try_combine): Use NULL_RTX instead of '0' where
10373 appropriate in calls to gen_rtx().
10374 * cse.c (cse_main): Likewise.
10375 * emit-rtl.c (gen_label_rtx): Likewise.
10376 * expr.c (init_expr_once): Likewise.
10377 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
10378 sched_analyze, init_rgn_data_dependences,
10379 compute_block_backward_dependences): Likewise.
10380 * sched.c (schedule_insns): Likewise.
10381 * varasm.c (immed_double_const): Likewise.
10383 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
10384 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
10386 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
10388 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
10389 (MULTILIB_DEFAULTS): Define.
10390 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
10391 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
10392 (LIBGCC_SPEC): Likewise.
10393 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
10394 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
10395 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
10396 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
10397 (EXTRA_PARTS, TAROUTOPTS): Delete.
10398 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
10399 (MULTILIB_OPTIONS): Define.
10400 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
10401 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
10403 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
10405 * version.c: Bump for snapshot.
10407 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
10409 * loop.c (loop_number): Delete function. Change all references
10410 to use uid_loop_num array.
10411 * loop.h (loop_number): Delete declaration.
10412 * unroll.c (unroll_loop): Change "loop_number" references to
10413 use uid_loop_num instead.
10415 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
10417 (loop_unroll_iter): Remove unused variable and all references.
10418 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
10419 (insert_bct): Fix minor formatting problems.
10420 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
10421 (loop_unroll_iter): Removed unused decl.
10422 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
10423 Always record the unrolling factor.
10425 * cse.c (simplify_relational_operation): Set h0u just like h0s.
10426 Similarly for h1u and h1s.
10428 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
10429 (find_basic_blocks): Use computed_jump_p to determine if a
10430 particular JUMP_INSN is a computed jump.
10431 * reg-stack.c (find_blocks): Use computed_jump_p to determine
10432 if a particular JUMP_INSN is a computed jump.
10433 * rtlanal.c (jmp_uses_reg_or_mem): New function.
10434 (computed_jump_p): Likewise.
10435 * rtl.h (computed_jump_p): Declare.
10436 * genattrtab.c (pc_rtx): Define and initialize.
10437 * loop.c (loop_optimize): Always determine if the current
10438 function has a computed jump.
10439 (indirect_jump_in_function_p): Use computed_jump_p to determine
10440 if a particular JUMP_INSN is a computed jump.
10442 * loop.c (fix_bct_param): Delete unused function.
10443 (check_bct_param): Likewise.
10445 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
10447 * frame.c (__deregister_frame): Check properly for initialized object.
10449 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10451 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
10453 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10455 * jump.c (thread_jumps): check can_reverse_comparison_p before
10456 threading a reversed-condition jump.
10458 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
10459 * haifa-sched.c (update_flow_info): Likewise.
10461 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
10463 * Makefile.in (BOOT_CFLAGS): Use -O2.
10465 * configure.in (strtoul, bsearch): Have autoconf check for these
10467 * configure, config.in: Rebuilt.
10469 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
10470 * mips/mips.h (alloca): Likewise.
10471 * rs6000/xm-rs6000.h (alloca): Likewise.
10472 * rs6000/xm-sysv4.h: Likewise.
10474 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
10476 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
10477 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
10478 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
10480 * except.c (end_eh_unwinder): Subtract 1 from return address.
10481 * libgcc2.c (__throw): Likewise.
10482 (find_exception_handler): Don't change PC here. Compare end with >.
10484 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
10486 * v850.c (compute_register_save_size): Correct register
10488 * v850.md (save_interrupt, return_interrupt): Correct
10490 * v850/lib1funcs.asm (save_interrupt): Correct register number.
10491 (return_interrupt): Use stack pointer, not element pointer.
10493 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
10495 * configure.in, configure: Make sure to create the stage* and include
10496 symbolic links in each subdirectory.
10498 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
10500 * pa.md (reload_peepholes): Don't allow addresses with side
10501 effects for the memory operand.
10503 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
10505 * libgcc2.c (find_exception_handler): Subtract one from our PC when
10506 looking for a handler, to avoid hitting the beginning of the next
10509 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
10511 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
10513 * mips/abi64.h (LONG_MAX_SPEC): Define.
10514 * mips.h (LONG_MAX_SPEC): Define.
10515 (CPP_SPEC): Include long_max_spec.
10516 (EXTRA_SPECS): Include long_max_spec.
10518 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
10520 * v850.c (construct_save_jarl): Fix thinko in last change.
10522 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
10524 * version.c: Bump for snapshot.
10526 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
10528 * libgcc2.c (find_exception_handler): Not found is -1.
10530 * integrate.c (expand_inline_function): Move expand_start_bindings
10531 after expanding the arguments.
10533 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
10535 * expr.c (expand_expr): Remove previous incorrect change.
10536 If target and slot has no DECL_RTL, then call mark_addressable
10537 again for the slot after we give it RTL.
10539 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
10541 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
10542 again for the slot after we give it RTL.
10544 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
10546 * v850.c (register_is_ok_for_epilogue,
10547 pattern_is_ok_for_epilogue, construct_restore_jr,
10548 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
10550 * v850.h (pattern_is_ok_for_prologue,
10551 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
10554 * v850.md: Replace prologue and epilogue patterns with a
10555 match_parallel pattern.
10557 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
10559 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
10560 * configure.in: Use EGCS_PROG_INSTALL.
10562 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
10564 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
10565 extern inline function.
10567 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
10569 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
10570 (concat_loc_descriptor): New function.
10571 (loc_descriptor): Call it.
10572 (add_AT_location_description): Also elide the descriptor if both
10573 halves of a CONCAT are pseudos.
10574 (add_location_or_const_value_attribute): Recognize CONCAT too.
10576 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
10578 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
10580 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
10581 out-or-range reg_offset.
10582 (output_epilog): Likewise.
10584 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
10586 * cse.c (simplify_relational_operation): If MODE specifies a
10587 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
10588 is derived from the sign bit of the low word.
10590 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10592 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
10594 * dwarf2.h: Add DW_CFA_GNU_args_size.
10595 * frame.c (execute_cfa_insn): Likewise.
10596 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
10597 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
10598 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
10599 insn, hand it off to dwarf2out_stack_adjust.
10600 (dwarf2out_begin_prologue): Initialize args_size.
10601 * frame.h (struct frame_state): Add args_size.
10602 * libgcc2.c (__throw): Use args_size.
10603 * final.c (final_scan_insn): If we push args, hand off all insns
10604 to dwarf2out_frame_debug.
10605 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
10607 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
10608 Handle epilogue restore of SP from FP.
10609 * emit-rtl.c (gen_sequence): Still generate a sequence if the
10610 lone insn has RTX_FRAME_RELATED_P set.
10612 * frame.c (extract_cie_info): Handle "e" augmentation.
10613 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
10614 absence of UNALIGNED_*_ASM_OP.
10615 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
10616 (output_call_frame_info): Use "e" instead of "z" for augmentation.
10617 Don't emit augmentation fields length.
10618 (dwarf2out_do_frame): Move outside of #ifdefs.
10619 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
10622 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
10623 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
10624 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
10625 * sparc/sun4gas.h: New file.
10626 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
10628 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
10629 __register_frame_table and __deregister_frame.
10631 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
10633 * except.c (find_exception_handler_labels): Use xmalloc instead of
10634 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
10637 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
10639 * Makefile.in: Various changes to build info files
10640 in the object tree rather than the source tree.
10642 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
10644 * fixinc.math: New file to fix math.h on some systems.
10645 * configure.in (freebsd, netbsd): Use fixinc.math on these
10647 * configure: Rebuilt.
10649 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
10651 * regmove.c (regmove_optimize): If we end up moving the
10652 original insn due to lifetime overlaps, make sure to move
10655 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
10657 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
10659 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
10661 * haifa-sched.c (add_branch_dependences): Make each insn in
10662 a SCHED_GROUP_P block explicitly depend on the previous insn.
10664 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
10666 * except.h: Prototype dwarf2 hooks.
10669 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
10671 * configure.in (native_prefix): Delete.
10672 (mips-dec-netbsd): Don't set prefix.
10673 (*linux*): Don't set prefix.
10675 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
10677 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
10678 defined. If not defined, include <sys/varargs.h> if
10679 HAVE_SYS_VARARGS_H is defined.
10680 * configure.in: Test for varargs.h and sys/varargs.h.
10681 * configure: Regenerate with autoconf.
10682 * config.in: Regenerate with autoheader.
10684 * cpplib.c (quote_string): Cast first arg of sprintf call
10685 from "unsigned char *" to "char *".
10686 (output_line_command): Ditto.
10687 (macroexpand): Ditto.
10688 (do_line): Cast atoi arg from "unsigned char *" to "char *".
10690 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
10692 * version.c: Bump for snapshot.
10694 * Makefile.in (compare): Exit with nonzero status if there
10695 are comparison failures. Note which files failed the
10696 comparison test in .bad_compare.
10698 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10700 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
10702 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
10704 * Makefile.in (LN, LN_S): New macros, use where appropriate.
10705 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
10706 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
10707 * configure: Regenerated.
10709 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
10711 * loop.c (strength_reduce): Fix typo.
10713 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
10715 * m88k/m88k.c (struct option): Rename to struct options.
10716 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
10717 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
10718 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
10719 __DOLPHIN__ or sysV88.
10721 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
10723 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
10726 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
10728 * config.sub: Accept 'amigados' for backward compatability.
10730 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10732 * Makefile.in (testsuite/site.exp): New target.
10733 (check-gcc, check-g++): Depend on testsuite/site.exp.
10734 Don't stop for failure.
10736 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
10738 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
10739 if DWARF2_UNWIND_INFO.
10741 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
10743 Add support for exception handling using DWARF 2 frame unwind info.
10744 Currently works on SPARC and MIPS, and almost on x86.
10746 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
10747 next_stack_level, in_reg_window): Helper fns.
10748 (__throw): Implement for DWARF2_UNWIND_INFO.
10750 * expr.c (expand_builtin): Handle builtins used by __throw.
10751 * tree.h (enum built_in_function): Add builtins used by __throw.
10752 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
10753 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
10754 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
10755 (expand_builtin_extract_return_addr): Likewise.
10756 (expand_builtin_frob_return_addr): Likewise.
10757 (expand_builtin_set_return_addr_reg): Likewise.
10758 (expand_builtin_eh_stub): Likewise.
10759 (expand_builtin_set_eh_regs): Likewise.
10760 (eh_regs): Choose two call-clobbered registers for passing back values.
10762 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
10763 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
10764 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
10765 (stmp-multilib): Likewise.
10766 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
10768 * except.c: #include "defaults.h".
10769 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
10770 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
10771 (register_exception_table_p): New fn.
10772 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
10773 (end_eh_unwinder): Likewise.
10775 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
10776 call __register_frame and __deregister_frame as needed.
10777 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
10778 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
10779 EH_FRAME_SECTION_ASM_OP.
10780 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
10781 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
10782 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
10784 * dwarf2out.c (output_call_frame_info): If no support for
10785 EXCEPTION_SECTION, mark the start of the frame info with a
10787 * collect2.c (frame_tables): New list.
10788 (is_ctor_dtor): Recognise frame entries.
10789 (scan_prog_file): Likewise.
10790 (main): Pass -fno-exceptions to sub-compile. Also do collection
10791 if there are any frame entries.
10792 (write_c_file_stat): Call __register_frame_table and
10793 __deregister_frame as needed.
10794 (write_c_file_glob): Likewise.
10796 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
10797 Also require unaligned reloc support.
10798 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
10799 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
10800 * sparc/sysv4.h: Not here.
10802 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
10803 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
10804 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
10806 * libgcc2.c (L_eh): Reorganize, moving code shared by different
10807 EH implementations to the top.
10808 (find_exception_handler): Split out. Start from 0. Compare against
10810 (__find_first_exception_table_match): Use it.
10811 * except.c (output_exception_table): Don't do anything if there's
10812 no table. Don't output a first entry of zeroes.
10813 (eh_outer_context): Adjust properly.
10814 (add_eh_table_entry): Use xrealloc.
10815 * toplev.c (compile_file): Just call output_exception_table.
10817 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
10819 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
10821 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
10823 * except.c (eh_outer_context): Do masking using expand_and.
10825 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
10827 Add port done awhile ago for the ARC cpu.
10828 * arc/arc.h: New file.
10829 * arc/arc.c: New file.
10830 * arc/arc.md: New file.
10831 * arc/initfini.c: New file.
10832 * arc/lib1funcs.asm: New file.
10833 * arc/t-arc: New file.
10834 * arc/xm-arc.h: New file.
10835 * ginclude/va-arc.h: New file.
10836 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
10837 * ginclude/varargs.h: Likewise.
10838 * Makefile.in (USER_H): Add va-arc.h.
10839 * configure.in (arc-*-elf*): Recognize.
10840 * longlong.h: Add ARC support.
10842 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
10844 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
10845 when clearing non-BLKmode data.
10847 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
10849 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
10850 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
10852 * xm-m88k.h (USG): Only define if it hasn't already been defined.
10854 * Makefile.in (risky-stage1): Delete gratutious whitespace.
10856 * Makefile.in (clean): Delete libgcc1-test.
10858 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
10860 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
10862 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
10865 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10867 * dwarf2out.c (output_call_frame_info): Call named_section.
10869 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
10871 * haifa-sched.c (print_value): Fix last change.
10873 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
10875 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
10878 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
10880 * mips.c (function_prologue): Set up the CFA when ABI_32.
10882 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
10883 for dwarf2 unwind info.
10884 (output_function_prologue, sparc_flat_output_function_prologue): Same.
10886 * final.c (final_end_function): Check dwarf2out_do_frame instead
10887 of DWARF2_DEBUG for dwarf2 unwind info.
10888 (final_scan_insn): Likewise.
10889 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
10892 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
10895 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
10897 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
10899 * v850.h (ASM_SPEC): Pass on target processor.
10900 (CPP_PREDEFINES): Only define if not already specified.
10901 (TARGET_VERSION): Only define if not already specified.
10902 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
10904 (EXTRA_SWITCHES): Extra entries in the switches array.
10905 (TARGET_DEFAULT): Set default target processor.
10907 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
10909 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
10910 cases, add %# and %/, and add : to make them into extended asms.
10912 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
10914 * alias.c (init_alias_analysis): Clean up incompatible pointer
10915 type warning in bzero.
10916 * regmove.c (regmove_optimize): Ditto.
10917 * haifa-sched.c (find_rgns): Ditto.
10919 * haifa-sched.c (print_value): Clean up ptr->int cast
10922 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
10924 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
10925 * install.texi (Configurations): Ditto.
10926 * config.sub: Ditto.
10928 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
10930 * Makefile.in (sdbout.o): Depend on insn-config.h.
10932 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
10934 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
10935 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
10937 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
10939 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
10940 prologue insn, only the first elt is significant.
10941 (output_call_frame_info): For exception handling, always use 4-byte
10942 fields as specified by the dwarf2 spec.
10943 Don't skip trivial FDEs.
10945 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
10947 * version.c: Bump for snapshot.
10949 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
10951 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
10952 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
10955 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
10957 * final.c (shorten_branches): During first pass, assume worst
10958 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
10960 * Makefile.in (distclean): Remove various things left around
10961 by running the testsuite.
10963 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
10965 * configure.in (out_file): Emit definition to config.status in order
10966 to have a defined value for configure.lang.
10967 * configure: Re-built.
10969 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
10971 * configure.in: Make symlink to as-new rather than as.new. Similarly
10973 * configure: Rebuilt.
10975 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
10977 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
10979 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
10981 * sparc/sparc.md: Add ultrasparc scheduling support.
10982 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
10984 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10986 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
10987 as initial value for real_label_map.
10988 (copy_for_inline): Likewise.
10990 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10992 * sched.c (update_flow_info) When looking if to set found_split_dest
10993 or found_orig_dest, look at all parts of a PARALLEL.
10994 * haifa-sched.c (update_flow_info): Likewise.
10996 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
10998 * v850: New directory for v850 port.
10999 * v850/lib1funcs.asm: New file.
11000 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
11001 * ginclude/va-v850.h: New file.
11002 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
11003 * configure.in (mn10200-*-*): New target.
11004 * configure: Rebuilt.
11005 * config.sub: Handle v850-elf.
11006 * Makefile.in (USER_H): Add va-mn10200.h.
11007 * invoke.texi: Document v850 stuff.
11009 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
11011 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
11012 has integer TYPE_{MAX,MIN}_VALUE before using them.
11014 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
11015 __HPUX_ASM__ versions.
11017 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
11019 * install.sh: Delete duplicate install script.
11021 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
11023 * reg-stack.c (subst_stack_regs): Pop the stack register for a
11024 computed goto which sets the same stack register.
11026 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
11027 destination are both on the regstack.
11028 (subst_stack_regs_pat): Put the destination at the top of the regstack.
11030 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
11032 * mips.md (nonlocal_goto_receiver): Define.
11034 * profile.c (output_arc_profiler): Check next_insert_after for non
11035 NULL before deferencing it.
11037 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
11039 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
11041 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
11043 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
11045 * toplev.c (rest_of_compilation): For passes starting with
11046 flow_analysis, use print_rtl_with_bb instead of print_rtl.
11048 * print-rtl.c (print_rtl_single): Print a single rtl value to a
11051 * flow.c (print_rtl_with_bb): Print which insns start and end
11052 basic blocks. For the start of a basic block, also print the live
11055 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
11057 * toplev.c (main): Change #elif to #else/#ifdef
11059 * tlink.c: Include ctype.h.
11060 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
11062 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
11064 * bitmap.c: Conditionally include stdlib.h.
11065 (free): Provide a declaration if NEED_DECLARATION_FREE.
11067 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
11069 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
11071 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
11073 * profile.c (output_arc_profiler): Verify next_insert_after is an
11074 INSN before and after skipping a stack pop.
11076 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11078 * final.c (shorten_branches): Don't count the lengths of deleted
11081 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
11083 * version.c: Bump for snapshot.
11085 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
11087 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
11088 two bitmaps ANDed together.
11089 (bitmap_print): Declare.
11091 * bitmap.c (function_obstack): Don't declare any more.
11092 (bitmap_obstack): Obstack for allocating links from.
11093 (bitmap_obstack_init): New static to say whether to initialize
11095 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
11096 (bitmap_release_memory): Free all memory allocated from
11099 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
11100 EXECUTE_IF_AND_IN_BITMAP.
11102 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
11104 * alias.c (true_dependence): Address with AND can alias scalars.
11105 (anti_dependence, output_dependence): Likewise.
11107 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
11109 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
11111 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
11112 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
11113 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
11114 definitions. Use -qrtems instead of -mrtems.
11116 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
11118 * xm-sco5.h (sys_siglist): Define.
11119 (SYS_SIGLIST_DECLARED): Likewise.
11121 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
11123 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
11125 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
11127 * except.c (eh_outer_context): Expand masking operation using
11130 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
11132 * alpha.md (floatdisf2-1): New pattern.
11134 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
11136 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
11137 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
11138 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
11139 * gcc.texi: Note that if you define sys_siglist that you should
11140 also define SYS_SIGLIST_DECLARED.
11142 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
11143 are relative to the next instruction, not the current instruction.
11145 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
11147 * local-alloc.c (contains_replace_regs): New function.
11148 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
11149 verify that there is no existing REG_EQUIV note, and add a call to
11150 contains_place_regs.
11152 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11154 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
11155 (STARTFILE_SPEC): Always use crtbegin.o%s
11156 (ENDFILE_SPEC): Always use crtend.o%s.
11158 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
11160 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
11162 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
11163 SFmode for 64 bit hosts.
11165 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
11167 * fixincludes: Permits spaces between # and define. Discard C++
11168 comments in sys/pci.h on HP/UX 10.20.
11170 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
11172 * version.c: Bump for snapshot.
11174 * pa.c (restore_unscaled_index_insn_codes): New function.
11175 (record_unscaled_index_insn_codes): Likewise.
11176 (output_function_prologue): Call restore_unscaled_index_insn_codes.
11177 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
11178 (pa_reorg): Call record_unscaled_index_insn_codes.
11180 * haifa-sched.c (move_insn): Handle notes correctly for insns
11181 with SCHED_GROUP_P set.
11183 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11185 * alpha/xm-linux.h (USE_BFD): Undef before define.
11187 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
11189 * cse.c (cse_insn): Don't record BLKmode values.
11191 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
11193 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
11195 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
11197 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
11198 * collect2.c (sys_errlist): Likewise.
11199 * cpplib.c (sys_errlist): Likewise.
11200 * gcc.c (sys_errlist): Likewise.
11201 * protoize (sys_errlist): Likewise.
11202 * configure.in: Check for strerror.
11203 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
11204 * xm-gnu.h (HAVE_STRERROR): Likewise.
11205 * xm-linux.h (HAVE_STRERROR): Likewise.
11206 * xm-netbsd.h (HAVE_STRERROR): Likewise.
11207 * xm-bsd386.h (HAVE_STRERROR): Likewise.
11208 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
11209 * xm-dos.h (HAVE_STRERROR): Likewise.
11210 * xm-mingw32.h (HAVE_STRERROR): Likewise.
11211 * xm-pa.h (HAVE_STRERROR): Likewise.
11212 * xm-papro.h (HAVE_STRERROR): Likewise.
11213 * xm-sysv4.h (HAVE_STRERROR): Likewise.
11214 * configure, config.in: Rebuilt.
11216 * Makefile.in: Add several missing "else true" clauses.
11218 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
11219 * mips-tfile.c: Likewise.
11220 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
11221 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
11222 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
11223 * configure.in: Check for sys_siglist declaration.
11224 * configure, config.in: Rebuilt.
11226 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
11228 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
11229 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
11230 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
11231 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
11232 * rs6000/sysv4.h (extra_subtarget_switches): Added new
11233 macro EXTRA_SUBTARGET_SWITCHES.
11234 * configure.in (sh*-*-rtems*): New target.
11235 * sh/rtems.h: New file.
11236 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
11237 * configure: Rebuilt.
11239 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
11241 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
11243 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
11245 * rs6000.md: Make DF fused-add operations pay attention to
11248 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
11250 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
11252 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
11254 * pa.md (reload_peepholes): Make sure operand is a REG before
11255 examining REGNO. Allow general registers too.
11257 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
11259 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
11261 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
11263 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
11264 to reallocate abbrev_die_table.
11266 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
11268 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
11270 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
11272 * Makefile.in (config.status): Depend on version.c
11274 * expr.h (insn_gen_function): Reenable prototype.
11276 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
11279 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
11281 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
11283 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
11285 * version.c: Bump for latest snapshot.
11287 * bc-optab.c: Conditionally include stdlib.h.
11288 (free): Provide a declaration if NEED_DECLARATION_FREE.
11289 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
11290 * rtl.h (free): Remove declaration.
11291 * tree.h (free): Remvoe declaration.
11293 * configure: Rebuilt.
11295 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
11297 * flags.h (flag_move_all_movables): Declare.
11298 (flag_reduce_all_givs): Likewise.
11299 * loop.c (move_movables): Handle flag_move_all_movables.
11300 (strength_reduce): Handle flag_reduce_all_givs.
11301 * toplev.c (flag_move_all_movables): Define.
11302 (flag_reduce_all_givs): Likewise.
11303 (f_options): Add -fmove-all-movables and -freduce-all-givs.
11304 * invoke.texi: Document new options, including alias stuff that
11305 wasn't included last time.
11307 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
11309 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
11310 * t-mn10200: Ditto.
11311 * t-vxsparc: Ditto.
11312 * t-vxworks68: Ditto.
11313 * t-vxworks960: Ditto.
11316 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
11318 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
11319 if not already defined, and USE_C_ALLOCA not defined.
11321 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
11323 * config.guess: Replace with script that uses ../config.guess.
11325 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
11326 if USE_GNULIBC_1 is not defined.
11328 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
11330 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
11331 * config.guess: Recognize alpha-linux-gnulibc1.
11332 * configure.in (alpha-*-linux-gnulibc1): New target.
11333 (alpha-*-linux-gnu*): Don't build crtbegin/end.
11335 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
11337 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
11340 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
11342 * loop.c (combine_movables): Earlier insns don't match later ones.
11344 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11346 * config/linux.h (CC1_SPEC): Define it only if not defined.
11348 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
11351 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
11352 USE_GNULIBC_1 is not defined.
11354 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
11356 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
11357 as 1 if USE_GNULIBC_1 is not defined.
11359 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
11361 * reorg.c (dbr_schedule): Allow current_function_return_rtx
11362 to be something other than a REG.
11363 * function.c (expand_function_end): Fix current_function_return_rtx
11364 if it was a pseudo.
11366 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
11367 * x-netbsd: Likewise
11368 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
11369 (INSTALL_HEADERS): Delete.
11370 * x-dguxbcs: Likewise.
11371 * x-hp3bsd44: Likewise
11374 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
11376 * i386.md (pop): pop increments the stack pointer.
11377 (prologue_set_stack_ptr): New pattern.
11378 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
11381 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
11383 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
11384 address where an offsettable address is required.
11386 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
11388 * loop.c (check_final_value): Don't miss a biv increment in a
11391 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
11393 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
11394 TYPE_DECL_IS_STUB instead of DECL_NAME.
11396 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11398 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
11400 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
11402 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
11404 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
11406 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
11407 (find_post_sched_live): Likewise.
11409 * haifa-sched.c (schedule_block): Remove old code to get arguments
11410 from hard regs into pseudos early.
11412 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
11414 * version.c: Bump for new snapshot.
11416 * local-alloc.c (update_equiv_regs): All the target to reject
11417 promotion of some REG_EQUAL to REG_EQUIV notes.
11418 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
11420 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
11423 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
11424 store of the argument registers.
11426 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
11428 * fold-const.c (multiple_of_p): New function.
11429 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
11431 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
11433 * expr.h (insn_gen_function): Temporarily remove prototype.
11435 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
11437 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
11438 filenames. Use sed to extract base filename for install.
11440 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
11442 * unroll.c (find_splittable_givs): Only share if two givs have the
11443 same add and multiply values.
11445 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
11447 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
11448 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
11450 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
11452 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
11453 around branch tables.
11454 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
11455 and .end_brtab directives if TARGET_GAS.
11457 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
11459 * alias.c (true_dependence): Pass x_addr not x to varies.
11461 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
11462 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
11463 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
11465 * config.in, configure: Regenerate.
11467 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
11469 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
11471 (record_set): Handle LO_SUM like PLUS.
11472 (init_alias_analysis): When following chains of base addresses,
11473 do not stop on reaching a hard register.
11475 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
11477 * version.c: Bump for new snapshot.
11479 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
11481 * alpha.h (ARCH_ASM_FILE_START): Define.
11482 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
11483 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
11485 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
11487 * Makefile.in (install-common): Put gcov comment at start of line.
11489 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
11491 * alias.c (init_alias_analysis): When simplifying the reg_base_value
11492 array, simplify entries for hard registers too.
11494 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
11496 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
11499 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
11501 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
11502 block_stack before dereferencing it.
11504 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
11506 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
11508 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
11510 * cplus-dem.c: Add 'extern' to prepends_underscore.
11512 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
11514 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
11515 (get_issue_rate): Delete.
11516 * pa.h (ISSUE_RATE): Define.
11518 * configure.in: Turn on haifa by default for the PA.
11519 * configure: Rebuilt.
11520 * pa.c (override_options): Accept -mschedule=7200 option.
11521 (pa_adjust_cost): No longer need to scale costs for newer
11523 * pa.h (enum processor_type): Add PROCESSOR_7200.
11524 * pa.md: Revamp scheduling parameters to work better with
11525 haifa. Add scheduling parameters for the 7200.
11527 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
11529 (schedule_block): When adjusting basic_block_{head,end}, account
11530 for movement of SCHED_GROUP_P insns too.
11532 * haifa-sched.c (debug_dependencies): Fix thinko.
11534 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
11535 (site.exp, check, check-g++, check-gcc): New targets.
11537 * haifa-sched.c: Make lots of variables static.
11539 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11541 * expr.h, real.h: Finish prototyping.
11543 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
11545 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
11546 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
11547 * reload1.c: Undo bugfix from Aug 11.
11549 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
11551 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
11552 quotes around the name.
11553 * configure: Regenerate.
11555 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
11557 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
11559 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
11561 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
11562 to sub-makes to avoid building more passes than the user might have
11563 requested on the command line.
11565 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
11567 * configure.in: Expurgate `broken_install' (install is
11570 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
11573 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
11575 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
11576 functions and declarations.
11577 (analyze_loop_iterations): Use condjump_p.
11578 (insert_bct): Likewise. Use exact_log2.
11580 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
11582 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
11583 (schedule_region): Likewise.
11584 (schedule_insns): Likewise.
11586 * PROJECTS: Update with Haifa stuff.
11588 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
11590 * version.c: Change the version string to look like:
11591 egcs-2.90.00 970814 (gcc2-970802 experimental).
11593 * loop.c (is_conditional_branch): Make definition match declaration.
11595 * gcc.c: Take out experimental snapshot warning message.
11597 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
11599 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
11600 print out the names of the notes. Print out the name of the insn
11601 that is not a note, and not an {,CALL_,JUMP_}INSN.
11603 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
11605 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
11606 again for the slot after we give it RTL.
11608 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
11610 * configure.in (haifa configury): Fix typo.
11611 * configure: Regenerate.
11613 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
11615 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
11617 * gcc.info*: Rebuilt.
11619 * COPYING.g77, README.g77: New files.
11620 * real.c (ereal_unto_float, ereal_unto_double): New functions.
11621 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
11622 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
11624 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
11626 * Integrate Haifa instruction scheduler.
11627 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
11628 to sched with $(SCHED_CFLAGS.
11629 * configure.in: Handle --enable-haifa.
11630 * configure: Rebuilt.
11631 * flags.h: Add new flags for haifa instruction scheduler.
11632 * genattrtab.c (expand_units): For haifa, don't subtract one
11633 when computing blockage.
11634 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
11635 (flag_schedule_speculative): Ditto.
11636 (flag_schedule_speculative_load): Ditto.
11637 (flag_schedule_speculative_load_dangerous): Ditto.
11638 (flag_schedule_reverse_before_reload): Ditto.
11639 (flag_schedule_reverse_after_reload): Ditto.
11640 (flag_branch_on_count_reg): Ditto.
11641 (f_options): Add Haifa switches.
11642 (main): Turn off some Haifa options if appropriate macro is
11643 defined. Process Haifa switches.
11644 * unroll.c (iteration_info): No longer static, since Haifa
11646 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
11647 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
11648 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
11649 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
11650 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
11651 storage for the Haifa scheduler.
11652 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
11654 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
11655 are defined, call analyze_loop_iterations and insert_bct to use
11657 (record_giv): Refine test for jumps out of loops if HAIFA is
11659 (analyze_loop_iterations): New function to identify if we can use
11661 (insert_bct): Insert countdown loop.
11662 (instrument_loop_bct): Low level code to insert countdown loop.
11663 (loop_number): Calculate UID of loop.
11664 (indirect_jump_in_function_p): Return true if an indirect jump is
11666 (is_power_of_2): Return true if value is a power of 2.
11667 (is_conditional_branch): Return true if insn is a conditional
11669 (fix_bct_param): Process -fbct-{min,max}-N switches.
11670 (check_bct_param): Return true if loop should be instrumented.
11671 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
11672 (loop_optimize): Initialize.
11673 (get_condition_for_loop): Ditto.
11674 * loop.c (strength_reduce): Inside of code that uses #ifdef
11675 HAVE_decrement_and_branch_on_count code, test it to make sure the
11677 (instrument_loop_bct): Ditto.
11678 * haifa-sched.c: New file.
11681 * Integrate regmove pass.
11682 * Makefile.in (OBJS): Add regmove.o
11683 (regmove.o): Add dependencies.
11684 * flow.c (find_use_as_address): No longer static.
11685 * rtl.h (find_use_as_address): Declare.
11686 * toplev.c (regmove_dump, flag_regmove): Define.
11687 (f_options): Add -fregmove.
11688 (regmove_dump_file, regmove_time): Define.
11689 (fatal_insn): Close the regmove dump file.
11690 (compile_file): Initialize regmove_time; open/close the regmove dump
11691 file as needed. Print regmove time as needed.
11692 (rest_of_compilation): Run regmove pass if requested, dump
11693 RTL after regmove if requested.
11694 (main): If -O2 or more, turn on regmove. Handle dump switches.
11695 * regmove.c: New file.
11697 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
11699 * Integrate tlink patch from jason@cygnus.com
11700 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
11701 (process_command): Increment n_switches for them. Don't discard
11702 their args. Validate them.
11703 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
11705 (process_command): Set include_prefixes from COMPILER_PATH.
11706 (main): Set COLLECT_GCC_OPTIONS sooner.
11707 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
11708 * tlink.c, hash.c, hash.h: New files.
11709 * Makefile.in (USE_COLLECT2): Always use collect2.
11710 (collect2): Depend on and link in hash.o and tlink.o.
11711 (tlink.o, hash.o): Add dependencies.
11713 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
11715 * Integrate alias analysis changes from jfc@mit.edu
11716 * Makefile.in (OBJS): Add alias.o
11717 (alias.o): Add dependencies.
11718 * alias.c: New file.
11719 * sched.c: Remove alias analysis code. It lives in alias.c now.
11720 (sched_analyze_2): Add new arguments to true_dependence.
11721 (schedule_insns): Always call init_alias_analysis.
11722 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
11723 mark return value from such functions as a pointer and keep track of
11724 them for alias analysis. If a return value from a function is a
11725 pointer, mark it as such.
11726 * combine.c (distribute_notes): Handle REG_NOALIAS.
11727 * cse.c (struct write_data): Delete. No longer needed.
11728 (invalidate): Don't call set_nonvarying_address_components anymore.
11729 Use true_dependence to decide if an entry should be removed from
11731 (invalidate_memory): Remove WRITES argument, simplify appropriately.
11733 (note_mem_written): Similarly for WRITE_PTR argument.
11734 (invalidate_from_clobbers): Similarly for W argument.
11735 (invalidate_for_call): Remove memory elements from the hash table.
11736 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
11737 (cse_rtx_varies_p): New function. Derived from old
11738 cse_rtx_addr_varies_p.
11739 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
11740 Don't call note_mem_written anymore. Stack pushes invalidate the stack
11741 pointer if PUSH_ROUNDING is defined. No longer need to call
11742 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
11743 (skipped_writes_memory): Remove variable.
11744 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
11745 (invalidate_skipped_block): Simplify for new alias analysis code.
11746 (cse_set_around_loop): Likewise.
11747 (cse_main): Call init_alias_analysis.
11748 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
11749 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
11750 (f_options): Add new alias checking arguments.
11751 (main): Set flag_alias_check when optimizing.
11752 * local_alloc (validate_equiv_mem_from_store): Add new arguments
11753 to true_dependence.
11754 (memref_referenced_p): Likewise.
11755 * loop.c (NUM_STORES): Increase to 30.
11756 (prescan_loop): Only non-constant calls set unknown_address_altered.
11757 (invariant_p): Add new arguments to true_dependence.
11758 (record_giv): Initialize unrolled and shared fields.
11759 (emit_iv_add_mult): Call record_base_value as needed.
11760 * loop.h (struct induction): Add unrolled and shared fields.
11761 * unroll.c (unroll_loop): Call record_base_value as needed.
11762 (copy_loop_body): Likewise.
11763 (final_biv_value): Likewise.
11764 (final_giv_value): Likewise.
11765 (find_splittable_regs): Likewise. Only create one new pseudo
11766 if we have multiple address GIVs that were combined with the same
11767 dst_reg GIV. Note when a new register is created due to unrolling.
11768 * rtl.c (reg_note_name): Add REG_NOALIAS.
11769 * rtl.h (enum reg_note): Similarly.
11770 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
11771 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
11772 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
11773 (true_dependence, read_dependence, anti_dependence): Likewise.
11774 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
11775 (mark_user_reg, mark_reg_pointer): Likewise.
11778 * Integrate reload bugfix from Wilon which enables the PA port
11779 to bootstrap again.
11780 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
11781 OPERAND_ADDRESS when computing how many registers an insn needs.
11782 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
11784 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
11785 OPADDR_ADDR reload.
11786 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
11787 in reload_reg_use_in_op_addr do not reach the end.
11788 do not reach the end.
11789 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
11790 RELOAD_FOR_OPERAND_ADDRESS.
11792 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
11794 * egcs project officially starts.
11797 add-log-time-format: current-time-string