1 Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com>
3 * haifa-sched.c (schedule_block): Add hooks for the machine
4 description to reorder the ready list, and update how many more
5 instructions can be issued this cycle.
6 * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document.
8 Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
10 * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P):
11 Explicitly mark the constant being compared against as unsigned.
12 * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table):
13 Fully initialize final members.
14 (mem_aligned_8): Explicit init of offset to zero.
15 (output_function_prologue): Explicit init of n_regs to zero.
16 (output_function_epilogue): Likewise, and mark arg size as
18 (init_cumulative_args): Mark libname and indirect as unused.
19 (function_arg_pass_by_reference): Likewise for cum and named.
20 (sparc_builtin_saveregs): Likewise for arglist.
21 (sparc_flat_eligible_for_epilogue_delay): Likewise for slot.
23 Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com)
25 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload
28 * arm.h (arm_adjust_cost): Renamed bogus prototype from
30 (bad_signed_byte_operand): Add prototype.
31 * arm.c (arm_override_options): Make I unsigned.
32 (const_ok_for_arm): Add casts to the constants.
33 (load_multiple_operation): Don't redeclare elt in sub-block.
34 (arm_gen_movstrqi): Delete external declaration of optimize.
35 (gen_compare_reg): Declare parameter fp.
37 * arm.c (final_prescan_insn): Only initialize scanbody if the insn
40 Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
42 * alpha.c: Include system.h and toplev.h.
43 (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
44 (const48_operand): Likewise.
45 (mode_width_operand): Likewise.
46 (mode_mask_operand): Likewise.
47 (mul8_operand): Likewise.
48 (current_file_function_operand): Likewise.
49 (signed_comparison_operator): Likewise.
50 (divmod_operator): Likewise.
51 (any_memory_operand): Likewise.
52 (alpha_return_addr): Likewise for parameter `frame'.
53 (alpha_builtin_saveregs): Likewise for parameter `arglist'.
54 (vms_valid_decl_attribute_p): Likewise for parameters `decl' and
56 (alpha_start_function): Likewise for parameter `decl'. Use
57 HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format
58 specifiers. Remove unused variables `lab' and `name'.
59 (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED.
60 (check_float_value): Likewise for parameter `overflow'.
61 (alpha_need_linkage): Likewise for parameters `name' and `is_local'.
63 * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as
65 (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf.
66 (ASM_OUTPUT_CHAR): Likewise.
67 (ASM_OUTPUT_BYTE): Likewise.
68 (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to
70 (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition.
71 Add prototypes for functions in alpha.c.
73 * alpha.md (ashldi3): Add default case in switch.
75 1998-06-26 Manfred Hollstein <manfred@s-direktnet.de>
77 * Makefile.in (gcc_version, gcc_version_trigger): New macros.
78 (version): Initialize from $(gcc_version).
80 * configure.in (version): Rename to gcc_version.
81 (gcc_version_trigger): New variable; call AC_SUBST for it and
82 emit it into the generated config.status.
83 * configure: Regenerate.
85 Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com>
87 * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of
88 nodes that are not expressions.
90 Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com>
92 * invoke.texi (-fstrict-aliasing): Document.
93 * rtl.texi (MEM_ALIAS_SET): Document.
95 * flags.h (flag_strict_aliasing): Declare.
96 * toplev.c (flag_strict_aliasing): Define.
97 (f_options): Add -strict-aliasing.
98 (main): Set flag_strict_aliasing if -O2 or higher.
100 * tree.h (tree_type): Add alias_set field.
101 (TYPE_ALIAS_SET): New macro.
102 (TYPE_ALIAS_SET_KNOWN_P): Likewise.
103 (get_alias_set): Declare.
104 * tree.c (lang_get_alias_set): Define.
105 (make_node): Initialize TYPE_ALIAS_SET.
106 (get_alias_set): New function.
107 * print-tree.c (print_node): Dump the alias set for a type.
109 * c-tree.h (c_get_alias_set): Declare.
110 * c-common.c (c_get_alias_set): New function.
111 * c-decl.c (init_decl_processing): Set lang_get_alias_set.
113 * expr.c (protect_from_queue): Propogage alias sets.
114 (expand_assignment): Calculate alias set for new MEMs.
115 (expand_expr): Likewise.
116 * function.c (put_var_into_stack): Likewise.
117 (put_reg_into_stack): Likewise.
118 (gen_mem_addressof): Likewise.
119 (assign_parms): Likewise.
120 * stmt.c (expand_decl): Likewise.
121 * varasm.c (make_decl_rtl): Eliminate redundant clearing of
122 DECL_RTL. Calculate alias set for new MEMs.
124 * rtl.def (REG): Add dummy operand.
125 (MEM): Add extra operand to store the MEM_ALIAS_SET.
126 * rtl.h (MEM_ALIAS_SET): New macro.
127 (gen_rtx_MEM): Declare.
128 * emit-rtl.c (gen_rtx_MEM): New function.
129 * gengenrtl.c (sepcial_rtx): Make MEMs special.
131 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro.
132 (DIFFERENT_ALIAS_SETS_P): Likewise.
133 (canon_rtx): Propogate the alias set to the new MEM.
134 (true_dependence): Check the alias sets.
135 (anti_dependence): Likewise.
136 (output_dependence): Likewise.
137 * explow.c (stabilize): Progoate alias sets.
138 * integrate.c (copy_rtx_and_substitute): Likewise.
139 * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P
140 in an unpredictable state. Propogate alias sets.
141 * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which
142 we have no alias information.
144 Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
146 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h.
147 (find_all_handler_type_matches): Add function prototype.
148 * eh-common.h (CATCH_ALL_TYPE): Definition added.
149 * except.c (find_all_handler_type_matches): Add function to find all
150 runtime type info in the exception table.
151 (output_exception_table_entry): Special case for CATCH_ALL_TYPE.
153 Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
155 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h.
157 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow',
158 `yhigh' and `bit' into the scope in which they are used.
159 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1',
160 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'.
162 * rs6000.c: Move include of output.h below tree.h. Include toplev.h.
163 (any_operand): Mark unused parameters `op' and `mode' with
165 (count_register_operand): Likewise for parameter `mode'.
166 (fpmem_operand): Likewise.
167 (short_cint_operand): Likewise.
168 (u_short_cint_operand): Likewise.
169 (non_short_cint_operand): Likewise.
170 (got_operand): Likewise.
171 (got_no_const_operand): Likewise.
172 (non_add_cint_operand): Likewise.
173 (non_logical_cint_operand): Likewise.
174 (mask_operand): Likewise.
175 (current_file_function_operand): Likewise.
176 (small_data_operand): Likewise for parameters `op' and `mode' but
177 only when !TARGET_ELF.
178 (init_cumulative_args): Mark parameters `libname' with
180 (function_arg_pass_by_reference): Likewise for parameters `cum',
182 (expand_builtin_saveregs): Likewise for parameter `args'.
183 (load_multiple_operation): Likewise for parameter `mode'.
184 (store_multiple_operation): Likewise.
185 (branch_comparison_operator): Likewise.
186 (secondary_reload_class): Likewise.
187 (print_operand): Add parentheses around & operation.
188 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED.
189 (output_epilog): Likewise. Cast argument to fprintf to int.
190 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED.
191 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl',
192 `attributes', `identifier' and `args'.
193 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'.
194 (rs6000_comp_type_attributes): Likewise for parameters `type1' and
196 (rs6000_set_default_type_attributes): Likewise for parameter `type'.
198 * rs6000.h (RTX_COSTS): Add parentheses around & operation.
199 (toc_section, private_data_section, trap_comparison_operator): Add
202 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add
205 * xcoffout.c: Include toplev.h, outout.h and dbxout.h.
207 * xcoffout.h (stab_to_sclass, xcoffout_begin_function,
208 xcoffout_begin_block, xcoffout_end_epilogue,
209 xcoffout_end_function, xcoffout_end_block,
210 xcoff_output_standard_types, xcoffout_declare_function,
211 xcoffout_source_line): Add prototypes.
213 Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com>
215 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM,
216 noticed by grahams@rcp.co.uk.
218 Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com>
220 * gcc.c (default_compilers): Use new | syntax to eliminate
221 string concatenation.
223 Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com>
225 * alpha.c (alpha_function_name): Delete.
226 (alpha_ra_ever_killed): Notice current_function_is_thunk.
227 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise.
228 (alpha_start_function): Reorg from output_prologue.
229 (alpha_end_function): Reorg from output_epilogue.
230 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function.
231 (ASM_DECLARE_FUNCTION_SIZE): New.
232 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
233 (PROFILE_BEFORE_PROLOGUE): Set.
234 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function.
235 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
237 Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com)
239 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
241 1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
243 * expr.c (expand_assignment): Rework address calculation for structure
244 field members to expose more invariant computations to the loop
246 (expand_expr): Likewise.
248 Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com)
250 * local-alloc.c (block_alloc): Do not try to avoid false dependencies
251 when SMALL_REGISTER_CLASSES is nonzero.
253 Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de>
255 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol.
257 Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu>
259 * expr.c (get_memory_rtx): New function.
260 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin
263 * expmed.c (init_expmed): Initialize all elements of *_cost arrays.
265 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
267 * explow.c: Likewise.
268 * combine.c: Likewise.
269 * reload1.c: Likewise.
272 Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com>
274 * README.gnat: Add patch for new lang_decode_options interface.
276 Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
278 * except.c (start_catch_handler): Do nothing if EH is not on.
280 1998-06-24 Manfred Hollstein <manfred@s-direktnet.de>
282 * configure.in (gxx_include_dir): Initialize default value depending on
283 new flag --enable-version-specific-runtime-libs; remove superfluous
284 default initialization afterwards.
285 * configure: Regenerate.
287 Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
289 * toplev.c (rest_of_compilation): Revert May 15 change.
291 Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com>
293 * reload.c (find_reloads): Fix check for failure to match any
294 alternative, to account for Mar 26 change in initial "best" cost.
296 Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com>
298 * cpplib.c (do_line): Typo broke #line directive.
299 (cpp_message_from_errno): New function.
300 (cpp_error_from_errno): Call cpp_message_from_errno.
301 * cpplib.h (cpp_message_from_errno): New function.
303 Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
305 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New
306 functions to return exception descriptor information.
307 (find_exception_handler): Pass match_info field to runtime matcher,
308 not a descriptor table entry.
310 Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk>
312 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to
313 accompany previous Makefile.in (install-info) change.
315 Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
317 * eh-common.h (struct __eh_info): Remove coerced value field.
318 * libgcc2.c (find_exception_handler): Don't set coerced_value field.
319 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use
320 POINTER_SIZE instead of Pmode.
321 (expand_start_all_catch): Call start_catch_handler() if we are not
322 using new style exceptions.
324 Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com>
326 * varasm.c (assemble_variable): Remove reference to warn_bss_align.
328 Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
330 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2,
331 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3,
332 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto,
333 splits and peepholes): Change remaining generic gen_rtx calls to
334 specific genrtl ones.
335 * config/sparc/sparc.c: Likewise.
337 Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com>
339 * gcc.c (handle_braces): Recognize | between options as an or.
341 Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com)
343 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
344 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
346 * i386.md (exception_receiver): Define.
348 Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com>
350 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME,
351 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables.
352 (install-common): Use them.
354 * gcse.c (add_label_notes): New function.
355 (pre_insert_insn): Call it.
356 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and
357 pass the label to set_label_in_map.
359 Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk>
361 * Makefile.in (install-info): Fix typpo in previous change.
363 Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com>
365 * varasm.c (assemble_variable): Emit alignment warning.
367 Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
369 * Makefile.in (varasm.o): Depend on sdbout.h.
370 (sdbout.o): Depend on toplev.h.
372 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and
375 * final.c (shorten_branches): Cast first arg of `bzero' to char *.
377 * genextract.c (main): When creating insn-extract.c, mark variable
378 `i' with ATTRIBUTE_UNUSED.
380 * genpeep.c (main): When creating insn-peep.c, mark variables
381 `insn', `x' and `pat' with ATTRIBUTE_UNUSED.
383 * objc/init.c (__objc_tree_print): Wrap function definition in
386 * objc/objc-act.c (encode_array): Cast sprintf argument to `long'
387 and use %ld specifier.
388 (adorn_decl): Likewise, twice.
390 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
392 * sdbout.c: Include output.h and toplev.h.
393 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
394 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so.
395 (PUT_SDB_SIZE): Likewise.
397 * sdbout.h (sdbout_mark_begin_function): Add prototype.
399 * stmt.c (check_for_full_enumeration_handling): Cast argument of
400 `warning' to long and use %ld specifier.
402 * toplev.c (main): Likewise for `fprintf'.
404 * toplev.h (output_file_directive): Add prototype.
406 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
408 (precondition_loop_p): Likewise.
410 * varasm.c Include sdbout.h.
411 (assemble_static_space): Move sometimes-unused variable `rounded'
412 into the scope in which it is used.
414 * mips.c (gpr_mode): Don't say `static' twice.
416 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal.
418 * objc/objc-act.c (init_selector): Hide prototype and definition.
420 * optabs.c (gen_cond_trap): Remove unused variable `icode'.
422 * regmove.c (copy_src_to_dest): Likewise for `i'.
424 * mips-tfile.c (add_local_symbol): Cast width format specifier to int.
425 (add_ext_symbol): Likewise.
426 (add_file): Likewise.
427 (parse_def): Likewise.
428 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix
429 remaining format specifiers and arguments.
430 (write_object): Likewise, several times.
431 (read_seek): Likewise.
432 (out_of_bounds): Likewise.
433 (allocate_cluster): Likewise.
436 (xrealloc): Likewise.
439 * mips-tdump.c (print_symbol): Likewise.
441 Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk>
443 * Makefile.in (install-info): Use install-info program if
444 available, per GNU standard.
446 Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com)
448 * invoke.texi: Document -mrelax for the mn10300 and mn10200.
450 * basic-block.h (init_regset_vector): Delete declaration.
451 * flow.c (init_regset_vector): Make it static and add a prototype.
453 * bitmap.h (debug_bitmap): Declare.
455 * haifa-sched.c (debug_ready_list): Make static.
457 * toplev.h (fancy_abort): Declare.
459 Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org)
461 * basic-block.h (init_regset_vector): New declaration.
463 * Makefile.in (sdbout.o): Add insn-codes.h to dependency.
465 * global.c: Include machmode.h amd move hard-reg-set.h before
468 * haifa-sched.c (insn_issue_delay, birthing_insn_p,
469 adjust_priority, print_insn_chaino): New declaration.
470 (schedule_insns): Remove declaration.
471 (init_target_units, get_visual_tbl_length,
472 init_block_visualization): Add prototype.
474 * integrate.c (pushdecl, poplevel): Remove declaration.
476 * rtl.h (expand_expr): Remove declaration.
478 * loop.c (oballoc): Remove declaration.
479 (replace_call_address): Add prototype.
481 Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com)
483 * version.c: Bump for snapshot.
485 Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com)
487 * i386.c (output_fp_conditional_move): Don't bother handling
488 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns
489 prevent this from happening.
491 * i386.md (nonlocal_goto_receiver): Delete.
493 Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org)
495 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and
497 (INSTALL): cd $(srcdir) before make.
499 * flow.c (allocate_for_life_analysis, init_regset_vector):
502 * function.h (get_first_block_beg): New declaration.
504 * gbl-ctors.h (__do_global_dtors): Add prototype.
506 * gcov-io.h (__fetch_long): New declaration.
507 (__store_long): Likewise.
508 (__read_long): Likewise.
509 (__write_long): Likewise.
511 * gcov.c (print_usage): New declaration.
513 * Makefile.in (c-iterate.o): Depend on insn-codes.h too.
515 Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com)
517 * calls.c (expand_call): Initialize "src" and "dest".
518 * stmt.c (expand_return): Likewise.
519 * expmed.c (extract_split_bit_field): Similarly for "result"
520 * gcse.c (compute_hash_table): Mark first arg as unused.
521 * jump.c (jump_optimize): Initialize reversep.
522 * tree.c (make_node): Initialize length.
524 * c-common.c (check_format_info): Initialize length_char and
525 fci to keep -Wall quiet.
527 * except.c (jumpif_rtx): Put declaration and definition
528 inside a suitable #ifdef.
529 (jumpifnot_rtx): Delete dead function.
531 * i386.h (output_int_conditional_move): Declare.
532 (output_fp_conditional_move): Likewise.
533 (ix86_can_use_return_insn_p): Likewise.
535 * optabs.c (init_traps): Put prototype inside a suitable #ifdef.
537 Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk>
539 * alias.c: Include toplev.h
540 * caller-save.c: Include toplev.h
541 * combine.c: Include toplev.h
542 * flow.c Include toplev.h
543 * global.c: Include toplev.h
544 * jump.c: Include toplev.h
545 * local-alloc.c: Include toplev.h
546 * loop.c: Include toplev.h
547 * regmove.c: Include toplev.h
548 * stupid.c: Include toplev.h
549 * unroll.c: Include toplev.h
550 * Makefile.in: Add toplev.h dependencies.
552 Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com>
554 * regmove.c (copy_src_to_dest): Add decl for loop_depth.
556 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned.
557 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise.
558 Add parens to various macros.
560 Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
562 * c-typeck.c (pop_init_level): Warn about implicit zero initialization
565 Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com>
567 * varasm.c (assemble_start_function): Add weak_global_object_name.
568 * tree.c (get_file_function_name): Use it.
570 Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com)
572 * except.c (jumpif_rtx): Make static and add prototype.
573 (jumpifnot_rtx): Likewise.
575 * README.gnat: Add a build patch from Fred Fish.
577 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted.
579 * Makefile.in (c-iterate.o): Depend on expr.h.
581 Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org)
583 * except.h (emit_unwinder, end_eh_unwinder): Removed.
585 * dwarfout.c (getpwd): Add prototype.
586 (is_pseudo_reg, type_main_variant, is_tagged_type,
587 is_redundant_typedef): New declaration.
588 (output_decl): Add prototype for FUNC.
589 (type_main_variant): Make it static.
590 (is_tagged_type): Likewise.
591 (is_redundant_typedef): Likewise.
593 * expr.c (do_jump_by_parts_greater_rtx): Removed.
594 (truthvalue_conversion): Likewise.
596 * c-iterate.c: Include "expr.h".
597 (expand_expr): Use proper values when calling the function.
599 * explow.c (emit_stack_save): Add prototype for FCN.
600 (emit_stack_restore): Likewise.
602 * dwarf2out.c (getpwd): Add prototype.
604 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations.
606 * c-typeck.c (c_expand_asm_operands): Use proper values when calling
609 * c-lex.c (yyprint): Add prototype.
610 (check_newline, build_objc_string): Remove declaration.
612 * c-tree.h (comptypes_record_hook): Removed.
613 (finish_incomplete_decl): New prototype.
615 * alias.c (find_base_value): Add prototype.
616 (true_dependence): Add prototype for function argument.
618 * c-aux-info.c (xmalloc): Remove declaration.
620 Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com>
622 * i386.c: Include system.h. Remove redundant includes.
623 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED.
624 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes',
625 'identifier', 'args'.
626 (i386_valid_type_attribute_p): Likewise for 'attributes'.
627 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'.
628 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type',
630 (symbolic_operand): Likewise for 'mode'.
631 (call_insn_operand): Likewise.
632 (expander_call_insn_operand): Likewise.
633 (ix86_logical_operator): Likewise.
634 (ix86_binary_operator_ok): Likewise.
635 (emit_pic_move): Likewise.
636 (VOIDmode_compare_op): Likewise.
638 (str_immediate_operand): Likewise.
639 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy
640 (asm_output_function_prefix): Likewise for 'name'.
641 (function_prologue): Likewise for 'file', and 'size'.
642 (function_epilogue): Likewise.
644 1998-06-19 Jim Wilson <wilson@cygnus.com>
646 * loop.h (struct induction): Clarify comment for unrolled field.
647 * unroll.c (find_splittable_givs): Move set of unrolled field
648 after address validity check.
650 Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com>
652 * config/fp-bit.c (INLINE): Only define if not already defined.
654 1998-06-19 Manfred Hollstein <manfred@s-direktnet.de>
656 * Makefile.in (installdirs): Loop over directories in $(libsubdir)
657 creating probably missing ones, instead of single if statements.
659 Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
661 * c-common.c (truthvalue_conversion): Protect side effects in the
662 expression when splitting a complex value.
663 * fold-const.c (fold): Likewise.
665 Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de)
667 * cccp.c (hack_vms_include_specification): rewrite to handle
668 '#include <dir/file.h>' correctly.
670 Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org)
672 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined.
674 Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com)
676 * i386.c (notice_update_cc): Integer conditional moves don't
679 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag
680 to support LT, LE, GE, and GT signed integer comparisons.
681 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2,
682 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison
683 is LT, LE, GE, or GT.
684 (movdicc): Remove code resulting from an earlier patch which
685 didn't apply correctly.
687 Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
689 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't
690 consider a MEM in FP mode as equal.
692 Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com)
694 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for
695 duplicate declarations of a function.
697 Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org)
699 * config/float-i386.h: New.
701 * configure.in (i[34567]86-*-linux-*): Set float_format to i386.
703 Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com>
705 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid
706 indexed arrays. Call free at the end of the function for them.
707 * haifa-sched.c (schedule_insns): Likewise.
709 Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com>
711 * dwarf2out.c (size_of_string): Do count backslashes.
713 Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com>
715 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG
716 addressing when one register is the frame pointer or stack
717 pointer. Disallow REG+CONST addressing in HI mode.
719 Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
721 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to
724 Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
726 * Makefile.in (c-lang.o): Depend on output.h.
728 * c-lang.c: Include output.h.
730 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'.
732 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'.
734 * genrecog.c (write_subroutine): When writing insn-recog.c, mark
735 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem'
736 with ATTRIBUTE_UNUSED.
738 * regmove.c (copy_src_to_dest): Make function static to match its
741 * reload1.c Include hard-reg-set.h before rtl.h to get macro
742 HARD_CONST. Include machmode.h before hard-reg-set.h.
744 * rtl.h: Prototype `retry_global_alloc' and wrap with macro
745 HARD_CONST to protect usage of typedef HARD_REG_SET.
747 * tree.c: Prototype `_obstack_allocated_p'.
749 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro
752 Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
754 * pa.c: Include system.h and toplev.h. Remove redundant code.
755 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED.
756 (symbolic_operand): Likewise.
757 (symbolic_memory_operand): Likewise.
758 (pic_label_operand): Likewise.
759 (fp_reg_operand): Likewise.
760 (pre_cint_operand): Likewise.
761 (post_cint_operand): Likewise.
762 (ireg_or_int5_operand): Likewise.
763 (int5_operand): Likewise.
764 (uint5_operand): Likewise.
765 (int11_operand): Likewise.
766 (uint32_operand): Likewise.
767 (ior_operand): Likewise.
768 (lhs_lshift_cint_operand): Likewise.
769 (pc_or_label_operand): Likewise.
770 (legitimize_pic_address): Likewise.
771 (hppa_legitimize_address): Likewise for parameter `old'.
772 (output_block_move): Likewise for parameter `size_is_constant'.
773 (output_function_prologue): Likewise for parameter `size'.
774 (output_function_epilogue): Likewise.
775 (return_addr_rtx): Likewise for parameter `count'.
776 (output_mul_insn): Likewise for parameter `unsignedp'.
777 (hppa_builtin_saveregs): Likewise for parameter `arglist'.
778 (output_bb): Likewise for parameter `operands'.
779 (output_bvb): Likewise.
780 (function_label_operand): Likewise for parameter `mode'.
781 (plus_xor_ior_operator): Likewise.
782 (shadd_operand): Likewise.
783 (non_hard_reg_operand): Likewise.
784 (eq_neq_comparison_operator): Likewise.
785 (movb_comparison_operator): Likewise.
786 (pa_combine_instructions): Likewise for parameter `insns'.
788 * pa.h: Add prototypes for functions `output_deferred_plabels',
789 `override_options', `output_ascii', `output_function_prologue',
790 `output_function_epilogue', `print_operand',
791 `symbolic_expression_p', `reloc_needed', `compute_frame_size',
792 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand',
793 `pa_adjust_cost', `pa_adjust_insn_length' and
794 `secondary_reload_class'.
796 Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com>
798 * configure.in: Don't turn on collect2 unconditionally.
800 Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com>
802 * cse.c (cse_basic_block): Don't include NOTE insns in the count
803 that is used to decide whether or not it is time to erase the
806 Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
808 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero.
810 Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu>
812 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
813 (sched_analyze_2): Allow scheduling TRAP_IF.
815 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
817 * rtl.h (TRAP_CODE): New macro.
819 * rtl.def (TRAP_IF): Change second operand type to rtx.
821 * optabs.c (gen_cond_trap): New function.
822 (init_traps): New function.
823 (init_optabs): Call init_traps.
824 * expr.h: Declare gen_cond_trap.
826 * jump.c (jump_optimize): Optimize jumps to and around traps.
828 * sparc.md: Define trap instructions.
830 * rs6000.md: Define trap instructions.
831 * rs6000.c (print_operand): New code 'V' for trap condition.
832 (trap_comparison_operator): New function.
834 * m88k.md: Update use of TRAP_IF.
836 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
837 * c-decl.c (init_decl_processing): New builtin __builtin_trap.
838 * expr.c (expand_builtin): Handle BUILT_IN_TRAP.
840 * expr.c (expand_builtin): Error if __builtin_longjmp second argument
843 Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com>
845 * reload1.c (spill_hard_reg): Check mode of register when
846 spilling from scratch_list.
848 Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
850 * except.c (add_new_handler): fix bug in finding last region handler.
851 * libgcc2.c (find_exception_handler): Pass exception table pointer
852 to runtime type matcher, not the match info field.
854 Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
856 * eh-common.h (struct eh_context): Add comment for hidden use of
857 field dynamic_handler_chain.
858 * except.c (get_dynamic_handler_chain): Comment on, and use the
859 correct offset of the dynamic_handler_chain field.
861 1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com>
863 * mips/iris6.h (LINK_SPEC): Add -woff 131.
865 1998-06-17 Jason Merrill <jason@yorick.cygnus.com>
867 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init.
869 * configure.in: Don't disable collect2 when we have GNU ld.
871 Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com)
873 * fold-const.c (make_range): Do not widen the type of the expression.
875 * expr.c (check_max_integer_computation_mode): New function.
876 (expand_expr): Avoid integer computations in modes wider than
877 MAX_INTEGER_COMPUTATION_MODE.
878 * fold-const.c (fold): Likewise.
879 * tree.h (check_max_integer_computation_mode): Declare.
880 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it.
882 * configure.in (nm): Make a link to "nm" in the build tree too.
884 * mn10300.md (andsi3): Fix typo.
886 Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com>
888 * reload1.c (reload_cse_regs): Call bzero instead of looping.
890 Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com>
892 * dwarf2out.c (stripattributes): Prepend '*' to the section name.
894 Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com>
896 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns.
897 (output_prologue, output_epilogue): Merge VMS and OSF versions;
898 Remove anything related to the actual code generation.
899 (output_end_prologue): New function.
900 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions.
901 (alpha_does_function_need_gp): Return false for VMS.
902 (alpha_function_needs_gp): Make static.
903 (add_long_const): Delete.
904 (summarize_insn): Don't assume a SUBREG is of a REG.
905 Prototype all static functions. Rename VMS-specific global
907 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0.
908 (FUNCTION_BOUNDARY): Align to cache line.
909 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword.
910 (FUNCTION_END_PROLOGUE): New macro.
911 * alpha.md (attribute length): New. Mark all insns.
912 (return_internal, prologue_stack_probe_loop) New patterns.
913 (prologue, init_fp, epilogue): New patterns.
915 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define.
917 Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com>
919 * toplev.c (lang_options): Add -trigraphs option for cpplib.
921 Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
923 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS
924 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS
925 is earlier than RELOAD_FOR_INPUT_ADDRESS.
927 Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com>
929 * libgcc1-test.c (memcpy): Define.
931 Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com>
933 * genattrtab.c (struct attr_desc): Change int flags to bit
934 fields. Add bit fields for this being function_units_used
935 or *_blockage_range attributes.
936 (write_unit_name): New function to print a function unit name
938 (expand_units): Indicate whether this is function_units_used or
939 *_blockage_range attributes.
940 (write_toplevel_expr): Print function_units_used and
941 *_blockage_range attributes in a more friendly fashion.
942 (make_internal_attr): Indicate whether this attribute is either
943 function_units_used or *_blockage_range.
945 Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com>
946 Jim Wilson <wilson@cygnus.com>
948 * regmove.c (copy_src_to_dest): Do not copy src to dest if either
949 the source or destination is special.
951 Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com>
953 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop.
955 Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com)
957 * version.c: Bump for snapshot.
959 Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se>
961 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before
964 Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com>
966 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o.
967 (ENDFILE_SPEC): Add -lgloss.
969 Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
971 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
972 (large_int): Likewise.
973 (pc_or_label_operand): Likewise.
974 (call_insn_operand): Likewise.
975 (consttable_operand): Likewise.
976 (m16_uimm3_b): Likewise.
977 (m16_simm4_1): Likewise.
978 (m16_nsimm4_1): Likewise.
979 (m16_simm5_1): Likewise.
980 (m16_nsimm5_1): Likewise.
981 (m16_uimm5_4): Likewise.
982 (m16_nuimm5_4): Likewise.
983 (m16_simm8_1): Likewise.
984 (m16_nsimm8_1): Likewise.
985 (m16_uimm8_1): Likewise.
986 (m16_nuimm8_1): Likewise.
987 (m16_uimm8_m1_1): Likewise.
988 (m16_uimm8_4): Likewise.
989 (m16_nuimm8_4): Likewise.
990 (m16_simm8_8): Likewise.
991 (m16_nsimm8_8): Likewise.
992 (m16_usym8_4): Likewise.
993 (m16_usym5_4): Likewise.
994 (mips_move_1word): Change type of variable `i' from int to size_t.
995 (mips_move_2words): Likewise.
996 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
997 (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
998 (function_arg): Likewise.
999 (function_arg_partial_nregs): Mark parameter `named' with
1001 (override_options): Use ISDIGIT instead of isdigit.
1002 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
1003 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
1004 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
1005 function `fatal' to long before printing. Use
1006 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several
1007 times in this function.
1008 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
1009 (function_epilogue): Likewise for parameters `file' and `size'.
1010 Print an int with "%d" not "%ld".
1011 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
1012 (mips_function_value): Likewise for parameter `func'.
1013 (function_arg_pass_by_reference): Likewise for parameters `cum'
1015 (extend_operator): Likewise for parameter `mode'
1016 (highpart_shift_operator): Likewise.
1018 * mips.md (mul_acc_si): Remove unused variable `macc'.
1020 Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com>
1022 * fold-const.c (fold): Revert last change. It breaks constant
1023 expressions somehow.
1025 Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1027 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex
1028 prevent operands from being evaluated twice.
1030 Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru>
1032 * toplev.c (lang_options): Add -remap as a preprocessor option.
1034 Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com)
1036 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code
1037 which set CC_REVERSED since reload should ensure that
1038 the operands are already the correct type.
1040 Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com>
1042 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than
1043 calling gen_rtx_SET.
1045 Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu>
1047 * config/rs6000/x-aix43 (AR): Delete.
1048 (AR_FOR_TARGET_FLAGS): Add -X32_64 here.
1050 Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com>
1052 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote.
1054 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
1056 * mips.c (override_options): Replace word_mode with explicit
1059 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
1061 * regmove.c (regmove_optimize): If we can't replace the
1062 destination in an insn that sets the source, generate an explicit
1063 move of the source to the destination.
1064 (copy_src_to_dest): New function.
1065 (toplevel): Include basic-block.h
1067 * Makefile.in (regmove.o): Add basic-block.h dependencies.
1069 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
1071 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
1073 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
1075 * rtl.h (rtx_def): Improve documentation.
1076 (MEM_IN_STRUCT_P): Likewise.
1078 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
1080 * c-decl.c (start_decl): Correct test for -Wmain.
1082 * c-decl.c (grokdeclarator): Remove unused variable "last".
1084 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
1086 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
1087 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
1088 Delete code storing value in static_chain_rtx.
1089 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
1090 to second expand_expr call.
1092 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
1094 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
1096 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
1098 * cppmain.c (fatal): New function.
1099 * configure.in (cpp_main): New configuration variable.
1100 * configure: Regenerated.
1101 * Makefile.in (CCCP): Use a configuration variable to select basex
1103 (cppmain$(exeext)): Add @extra_cpp_objs@.
1105 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
1107 * objc/objc-act.c: Add cpplib declarations.
1108 (lang_decode_option): Initialize cpplib if necessary.
1109 (lang_decode_option): New argc/argv interface.
1110 * tree.h (lang_decode_option): New argc/argv interface.
1111 * toplev.c (lang_options): Add cpp options.
1112 (main): New interface for lang_decode_option.
1113 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
1114 unless -E, -M or -MM is specified.
1115 * cpplib.h (cpp_handle_option): New function.
1116 * cpplib.c (cpp_handle_option): New function.
1117 (cpp_handle_options): Now calls cpp_handle_option.
1118 * c-tree.h (c_decode_option): New argc/argv interface.
1119 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
1120 * c-lang.c (lang_decode_option): New argc/argv interface.
1121 * c-decl.c: Add cpplib declarations.
1122 (c_decode_option): New argc/argv interface.
1123 (c_decode_option): Call cpp_handle_option.
1124 (c_decode_option): Now returns number of strings processed.
1126 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
1128 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
1129 changes. Abort if the undo fails.
1131 1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com>
1133 * config/rs6000/rs6000.c (output_prolog): Change locations and
1134 directions of saving and restoring arguments of main on the stack.
1136 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
1138 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
1139 for each alternative. Do not replace a CONST_INT with a REG unless
1142 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
1144 * decl.c (init_decl_processing): Fix typo.
1146 * mips.c (gpr_mode): New variable.
1147 (override_options): Initialize gpr_mode.
1148 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
1149 determine size and offset of general purpose registers save slots.
1150 (save_restore_insns, mips_expand_prologue): Similarly.
1152 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
1153 between constant representations when we have (SUBREG (REG)) with
1154 REG equivalent to a constant.
1156 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
1158 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
1160 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
1162 * fold-const.c (fold): Even with otherwise constant trees, look for
1163 opportunities to combine integer constants.
1165 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
1167 * i386.c (notice_update_cc): Clear cc_status.value2 in the
1168 case of UNSPEC 5 (bsf).
1170 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
1171 conditional move instructions don't support signed integer
1174 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
1176 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
1179 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
1180 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
1183 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1185 * except.c (expand_start_catch): Rename to start_catch_handler.
1186 (expand_end_catch): Delete function.
1187 (expand_end_all_catch): Remove catch status that expand_end_catch
1189 * except.h (expand_start_catch): Rename prototype.
1190 (expand_end_catch): Delete prototype.
1192 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
1194 * invoke.texi: Add documentation for -mips4 and -mabi=*.
1196 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
1198 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
1199 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
1200 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
1202 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
1204 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
1205 as the threshold to permit splitting memory operations.
1207 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
1209 * mips.c (gpr_mode): New variable.
1210 (override_options): Initialize gpr_mode.
1211 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
1212 determine size and offset of general purpose registers save slots.
1213 (save_restore_insns, mips_expand_prologue): Similarly.
1215 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
1216 (LIBGCC2_CFLAGS): Remove -fexceptions.
1217 (LIB2FUNCS): Remove "_eh".
1218 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
1219 it with -fexceptions.
1221 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
1222 * local-alloc.c (block_alloc): Avoid creating false
1223 dependencies for targets which use instruction scheduling.
1225 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
1227 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
1228 (ASM_FINISH_DECLARE_OBJECT): Define;
1229 * mips/elf64.h: Likewise.
1231 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
1233 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
1235 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
1237 * version.c: Bump for snapshot.
1239 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
1241 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
1242 (mulsidi3_ppc64): Delete.
1244 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1246 * Makefile.in (varasm.o): Depend on dbxout.h.
1247 (cse.o): Depend on toplev.h and output.h.
1248 (gcse.o): Depend on output.h.
1250 * mips.c: Include system.h and toplev.h and remove redundant code.
1251 Include output.h after tree.h so all its prototypes get activated.
1252 * mips.md (table_jump): Remove unused variable `dest'.
1254 * sparc.h: Add prototype for `v8plus_regcmp_op'.
1256 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
1257 with __attribute__ ((__unused__)).
1258 (__frame_dummy): Provide prototype before use, wrap it with
1259 EH_FRAME_SECTION_ASM_OP.
1261 * cse.c: Move inclusion of <setjmp.h> above local headers.
1262 Include toplev.h and output.h.
1264 * dbxout.h: Add prototype for `dbxout_begin_function'.
1266 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
1267 ASM_OUTPUT_MAX_SKIP_ALIGN.
1269 * gcse.c: Include system.h and output.h.
1270 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
1271 Make extern instead of static.
1272 (compute_can_copy): Only declare variables `reg' and `insn' when
1273 AVOID_CCMODE_COPIES is not defined.
1274 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
1275 (hash_scan_clobber): Likewise for `x' and `insn'.
1276 (hash_scan_call): Likewise.
1277 (record_last_set_info): Likewise for `setter'.
1278 (mark_call): Likewise for `pat'.
1279 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
1281 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
1282 length parameter so that it multiplies the number of elements by
1283 the sizeof(element).
1285 * output.h: Add prototype for `weak_finish'.
1287 * recog.h: Likewise for `validate_replace_src'.
1289 * rtl.h: Likewise for `optimize_save_area_alloca',
1290 `fix_sched_param', `purge_addressof', `gcse_main',
1291 `regmove_optimize', `dbr_schedule', `branch_prob' and
1294 * toplev.h: Likewise for `set_float_handler' and
1295 `output_quoted_string'.
1297 * varasm.c: Include dbxout.h.
1299 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
1301 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
1302 GP_REG_P. Use gr_regs instead of GR_REGS.
1304 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
1305 Jeff Law <law@cygnus.com>
1307 * Revamped multiply support for MIPS chips.
1308 * mips.c (extend_operator): New function.
1309 (highpart_shift_operator): Likewise.
1310 * mips.h: Declare new functions.
1311 (PREDICATE_CODES): Add support for new predicates.
1312 * mips.md (mulsi3 expander): Simplify.
1313 (mulsi_mult3): Add another constraint alternative. Support
1314 3 operand multiply instructions as found on various mips
1316 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
1317 (mul_acc_si): New pattern and associated splitters.
1318 (mulsidi3 expander): Rework to use mulsidi3_64bit and
1320 (umulsidi3): New expander.
1321 (mulsidi3_internal): Accept either sign or zero extended
1322 operands and generate code as appropriate appropriately.
1323 (mulsidi3_64bit): Similarly.
1324 (smulsi3_highpart): Turn into an expander and generate code
1325 to match new patterns.
1326 (umulsi3_highpart): Likewise.
1327 (xmulsi3_highpart_internal): New pattern.
1328 (maddi patterns): Delete. Replace with:
1329 (mul_acc_di, mul-acc_64bit_di): New patterns.
1331 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1333 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
1334 flag_new_exceptions runtime flag.
1335 (struct old_exception_table): New struct which represents what
1336 the exception table looks like without the new model.
1337 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
1338 flag that this is a new style table.
1339 * except.h: Remove compile time flag NEW_EH_MODEL.
1340 (expand_builtin_eh_stub_old): New prototype.
1341 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
1342 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
1343 * c-decl.c (init_decl_processing): Add new builtin function
1344 __builtin_eh_stub_old.
1345 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
1346 * flags.h (flag_new_exceptions): New runtime flag.
1347 * toplev.c (flag_new_exceptions): Initialize default to 0,
1348 -fnew-exceptions sets to 1.
1349 * except.c (output_exception_table_entry): Output New style exception
1350 identifier into table, and replace compile time flag NEW_EH_MODEL
1351 with runtime flag flag_new_exceptions.
1352 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
1353 (expand_builtin_eh_stub_old): Duplicates original functionality of
1354 expand_builtin_eh_stub.
1355 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
1356 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
1357 (old_find_exception_handler): New func, same as find_exception_handler
1358 except it works on the old style exception table.
1359 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
1360 of identifier in the exception table, and call appropriate routines.
1362 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
1364 * function.c: Define current_function_cannot_inline.
1365 (push_function_context_to): Save it.
1366 (pop_function_context_from): Restore it.
1367 * function.h (struct function): Provide it a home.
1368 * output.h: Declare it.
1369 * integrate.c (function_cannot_inline_p): Check it.
1371 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
1373 * expr.c (force_operand): Detect PIC address loads before
1374 splitting arithmetic.
1376 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
1378 * version.c: Bump for snapshot.
1380 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
1382 * tree.c (tree_class_check): Add braces to eliminate ambigious
1384 (tree_check): Likewise.
1386 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
1388 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
1389 stack is the destination for conditional move insn.
1391 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
1393 * tree.h (TREE_VEC_END): Cast unused value to void.
1395 * i386.c (print_operand): Use %lx for long operand.
1397 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
1399 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
1401 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
1403 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
1404 conversion functions.
1406 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
1408 * toplev.c (flag_exceptions): Default to 0.
1409 (compile_file): Remove flag_exceptions == 2 hack.
1410 (main): Call lang_init_options.
1411 * tree.h: Declare it.
1412 * c-lang.c: Implement it.
1413 * objc/objc-act.c: Likewise.
1415 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
1417 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
1418 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
1419 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
1420 (output_function_profiler): Use asm_fprintf and fputs.
1422 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1424 * gencheck.c: Remove redundant stdio.h include. Add a definition
1425 of xmalloc for when we are forced to link with alloca.o.
1427 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
1430 * fold-const.c (constant_boolean_node): Make definition static to
1431 match the prototype.
1433 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
1435 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
1436 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
1437 (do_spec, input_filename, input_filename_length): Make public.
1438 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
1439 Call lang_specific_pre_link befor elinking.
1441 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
1443 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
1444 the insn which has the most insns dependent on it.
1446 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
1448 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
1450 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
1452 * alpha.md (insxh-1): New insxl pattern for combine.
1454 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
1456 * i386/i386.c (output_fp_conditional_move): New function
1457 to output floating point conditional move.
1458 (output_int_conditional_move): New function to output integer
1461 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
1462 output_int_conditional_move () to output int conditional move.
1463 (movsfcc+5, movdfcc+5, movxfcc+5): Call
1464 output_fp_conditional_move () to output floating point
1467 * i386/i386.c (put_condition_code): In INT mode, check
1468 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
1470 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
1472 * dbxout.c (dbxout_type): Output arrays of bits as if
1473 they were bitstrings for Chill
1475 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
1477 * tree.c (get_inner_array_type): New function.
1478 * tree.h (get_inner_array_type): Prototype.
1479 * expr.h (STACK_SAVEAREA_MODE): New macro.
1480 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
1481 STACK_SAVEAREA_MODE.
1482 (expand_builtin_longjmp): Likewise.
1483 * explow.c (emit_stack_save): Likewise.
1484 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
1486 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
1487 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
1488 * rs6000/aix43.h: New file.
1489 * rs6000/t-aix43: New file.
1490 * rs6000/x-aix41: New file.
1491 * rs6000/x-aix43: New file.
1492 * configure.in (rs6000-ibm-aix*): Use them.
1493 * rs6000/powerpc.h: Delete.
1494 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
1495 * rs6000/netware.h: and here.
1496 * rs6000/win-nt.h: and here.
1498 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
1500 (rs6000_override_options): Ignore flag_pic for AIX.
1501 (rs6000_immed_double_const): Delete.
1502 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
1503 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
1504 (num_insns_constant): mask64_operand() is 2 insns.
1505 (logical_operand): Don't assume 32-bit CONST_INT.
1506 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
1507 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
1508 (mask_constant): HOST_WIDE_INT parameter.
1509 (non_and_cint_operand): Delete.
1510 (mask64_operand): New function.
1511 (and64_operand): New function.
1512 (function_arg_advance): DImode arguments do not need special
1513 alignment when 64-bit.
1514 (function_arg): Likewise.
1515 (setup_incoming_varargs): Reverse reg_size assignment.
1516 (print_operand): HOST_WIDE_INT second parameter.
1517 (print_operand, 'B'): New case.
1518 (print_operand, 'M'): Fix typo in lossage string.
1519 (print_operandm 'S'): New case.
1520 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
1521 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
1522 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
1523 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
1524 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
1525 (rs6000_allocate_stack_space): Use {cal|la}.
1526 (output_epilog): Use {cal|la}
1527 (output_function_profiler): Add call glue to mcount call.
1528 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
1530 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
1531 (STACK_BOUNDARY): Depend on TARGET_32BIT.
1532 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
1533 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
1534 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
1535 64-bit mask operand.
1536 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
1537 (STACK_SAVEAREA_MODE): New macro.
1538 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
1539 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
1540 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
1541 (ASM_FILE_START): Emit 64-bit ABI directive.
1542 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
1543 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
1544 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
1545 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
1547 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
1548 Restore define_splits.
1549 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
1550 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
1551 Do not specify base register operand mode.
1552 (floatsidf2_loadaddr): Do not specify base register operand mode.
1553 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
1554 register; do not specify mode. Remove !TARGET_POWERPC64 final
1556 (floatsidf2_load): Do not specify base register operand mode. Remove
1557 !TARGET_POWERPC64 final constraint.
1558 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
1559 base register operand mode.
1560 (adddi3): Split large constants early.
1561 (absdi3): Shift by 63, not 31.
1562 (*mulsidi3_ppc64): New pattern.
1563 (rotldi3): Add masking combiner patterns.
1564 (anddi3): Add rldic{r,l} masking. Remove split of large constants
1565 because PPC insns zero-extend.
1566 (iordi3, xordi3): Split large constants early.
1567 (movsi matcher): Remove S and T constraints.
1568 (movsf const_double): create SImode constant from TARGET_DOUBLE.
1569 (movdf_hardfloat32): Add default abort() case.
1570 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
1571 (movdi): Remove 64-bit constant generator. Try to convert
1572 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
1573 (movdi_32): Add default abort() case.
1574 (movdi_64): Add numerous ways to split 64-bit constants.
1575 Make catch-all define_split more optimal and never FAIL.
1576 (movti_ppc64): Add default abort() case.
1577 (allocate_stack): Remove operand modes. Use Pmode.
1578 (restore_stack_block): Remove operand modes. Generate Pmode
1580 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
1581 temporary. Save area is double Pmode.
1582 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
1583 (call, call_value): Do not specify address operand mode. Choose
1584 appropriate AIX ABI.
1585 (*call_local64, *ret_call_local64): New patterns.
1586 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
1587 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
1588 (compare): Materialize DImode truthvalues.
1590 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
1592 * expr.c (safe_from_p): Avoid combinatorial explosion
1593 over duplicate SAVE_EXPRs by ensuring we never recurse
1594 on one that has already been visited.
1596 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
1598 * loop.c (check_dbra_loop): Initialise final_value before
1599 normalizing the loop.
1601 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1603 * reload1.c (reload_reg_free_for_value_p): New arguments out and
1604 reloadnum. Changed all callers.
1606 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
1608 * system.h: Add _() and N_() macros in preparation for gettext.
1610 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1612 * c-common.c (check_format_info): Put back check for C9x `hh'
1613 length modifier. Warn about %n format writing into const. Remove
1615 (format_char_info): Fix comments.
1617 * configure.in: Set float_format to m68k for all m68k targets that
1618 do not override LONG_DOUBLE_TYPE_SIZE.
1619 * config/float-m68k.h: New file.
1621 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
1623 * jump.c (jump_optimize): Remove debug messages accidentally left in
1624 with the previous change.
1626 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
1628 * expr.c (store_expr): Revert stray patch associated with
1631 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
1633 * jump.c (rtx_unsafe_p): New function.
1634 (jump_optimize): Use it on if/then/else transformations and
1635 conditional move transformations.
1637 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1639 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
1640 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
1641 Cope with CONST being out of range for the bitfield.
1643 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
1645 * expr.c (emit_move_insn_1): When moving complex values in several
1646 steps, emit a CLOBBER to show the destination dies.
1648 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
1650 * Makefile.in (site.exp): Use the object testsuite directory as
1651 the temporary directory.
1653 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
1654 address of an ADDRESSOF rtx.
1656 1998-06-02 Mike Stump <mrs@wrs.com>
1658 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
1659 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
1660 * i960.md (ret, flush_register_windows): Define.
1661 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
1663 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
1665 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
1667 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
1668 around an OSF/1 library bug wrt sign-extension of inputs.
1670 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
1672 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
1674 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
1676 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
1678 * varasm.c (assemble_variable): Augment alignment warning.
1680 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
1682 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
1683 in the presence of IEEE negative 0's.
1685 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
1687 * reload.c (find_reloads): Record the existing mode if
1688 operand_mode == VOIDmode before replacing a register with
1690 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
1691 i386_compare_op1 to const0_rtx for the benefit of the
1692 conditional move patterns.
1693 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
1694 based on suggestions from Jim Wilson.
1696 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
1698 * version.c: Bump for snapshot.
1700 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
1702 * Makefile.in (fixinc.sh): Update rules again.
1704 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
1706 * extend.texi: Bring back reference to trampoline paper.
1708 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
1710 * Makefile.in (USER_H): Add stdbool.h.
1711 * ginclude/stdbool.h: New file.
1713 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
1715 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
1718 * gcse.c (pre_delete): Fix code to determine the mode of
1719 the reaching pseudo register.
1721 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
1723 * Makefile.in (GEN): Add gencheck
1724 (STAGESTUFF): Add tree-check.h and gencheck.
1726 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
1728 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
1729 (fixinc.sh): Set some additional environment variables before
1730 calling mkfixinc.sh.
1732 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
1734 * reload.c (find_reloads): Do not force a reloads of match_operators.
1736 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1738 * except.h (remove_handler): Add new prototype.
1739 * except.c (remove_handler): New function to remove handlers
1740 from an exception region.
1741 * flow.c (find_basic_blocks_1): Remove handlers from regions when
1742 handler label is deleted; remove exception regions with no handlers.
1744 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
1746 * except.h (rtx): Define rtx type correctly if needed.
1747 * function.h (rtx): Ditto.
1748 (tree): Define tree type correctly if needed.
1750 * c-pragma.c (toplevel): Include rtl.h.
1752 * stor-layout.c (toplevel): Move include of rtl.h before
1755 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
1756 (tree.o): Add except.h dependency.
1758 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
1760 * reload1.c: Revert accidental checkin.
1762 * configure.lang: Fix thinko when adding a definition for
1763 target_alias to the Makefile.
1765 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
1767 * config/sparc/lb1spc.asm (.rem and .urem): Replace
1770 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
1772 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
1773 variable warnings. Don't generate scratch registers if only
1775 (find_barrier): Eliminate unused variable SRC.
1777 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
1779 * toplev.h (rtx_def): Provide global declaration to avoid
1780 `limited scope' warnings.
1782 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
1784 * Makefile.in (gencheck.o): Use HOST_CC.
1785 * i386/t-mingw32: New file.
1786 * configure.in (i386-*-mingw32*): Use.
1788 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
1790 * arm.c (bad_signed_byte_operand): New predicate function.
1791 * arm.h (PREDICATE_CODES): Add it to the list.
1792 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
1794 (define_split): Two new splits for above insns.
1796 * arm.c: Include toplev.h.
1797 (arm_override_options): Add parentheses around use of tune_flags.
1798 (arm_split_constant): Remove unused variable.
1799 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
1800 (output_func_prologue, arm_expand_prologue): Likewise.
1801 (arm_canonicalize_comparison): Make I unsigned; rework constants
1802 accordignly. Add missing paratheses around << operation.
1803 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
1805 ({load,store}_multiple_sequence): Initialize BASE_REG.
1806 (select_dominance_cc_mode): Add DEFAULT clauses.
1807 (broken_move): Return zero if the destination is not a register.
1808 (arm_reorg): Move unused REGNO declaration into the dead code.
1809 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
1811 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
1813 * version.c: Bump for snapshot.
1815 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
1817 * version.c: Bump for snapshot.
1819 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
1821 * cpperror.c (v_cpp_message): Remove static prototype.
1822 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
1823 * cpplib.h (v_cpp_message): Add protoptype.
1824 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
1826 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
1828 * version.c: Bump for snapshot.
1830 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
1832 * version.c: Bump for snapshot.
1834 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1836 * m68k.h: Declare more functions used in macros.
1837 (REG_CLASS_CONTENTS): Completely embrace initializer.
1838 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
1839 about returning no value.
1840 * cse.c (find_best_addr): Declare p and found_better only if
1842 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
1843 * dwarfout.c (string_length_attribute): #if 0 away.
1844 * function.c (expand_function_end): Define varible blktramp only
1846 * jump.c (find_insert_position): Define only if !HAVE_cc0.
1847 * loop.c (combine_givs_p): Define variable tem only if needed.
1848 * real.c: Comment out unused functions eabs, eround,
1849 e{24,53,64,113}toasc and eiinfin.
1852 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
1854 * Makefile.in (boostrap2-lean, bootstrap3-lean,
1855 bootstrap4-lean): New targets.
1857 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
1859 * warn_summary, test_summary: Moved into the contrib directory.
1861 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
1863 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
1865 (FLOAT_H_TEST): Likewise.
1866 (ENQUIRE): Likewise.
1867 (float.h-nat): Likewise.
1868 (float.h-cross): Likewise.
1869 (enquire): Likewise.
1870 (enquire.o): Likewise.
1871 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
1872 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
1874 (FLOAT_H): Remove old float.h-nat version; move current definition
1875 to CROSS_FLOAT_H location.
1876 (all.cross): Remove comments about enquire stuff.
1878 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
1879 (rest.encap): Likewise.
1880 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
1882 * toplev.h (tree_node): Provide global declaration to avoid
1883 `limited scope' warnings.
1885 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
1887 * test_summary: Display section breaks for each entry
1888 in a multilibbed target's output.
1890 1998-05-23 Richard Henderson <rth@cygnus.com>
1892 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
1893 offset's mode is not ptr_mode, convert it.
1895 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
1897 * fold-const.c (ssize_binop): New fn.
1898 * tree.h: Declare it.
1900 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
1902 * genextract.c (print_path): Handle zero-length path as a special
1905 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
1907 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
1909 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
1911 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
1912 (shorten_branches, final_scan_insn): Test value of
1913 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
1915 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
1916 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
1917 * arm/tcoff.h: Likewise.
1918 * i386/386bsd.h: Likewise.
1919 * i386/freebsd-elf.h: Likewise.
1920 * i386/freebsd.h: Likewise.
1921 * i386/netbsd.h: Likewise.
1922 * i386/ptx4-i.h: Likewise.
1923 * i386/sysv4.h: Likewise.
1924 * pa/pa.h: Likewise.
1925 * rs6000/linux.h: Likewise.
1926 * rs6000/rs6000.h: Likewise.
1927 * sh/sh.h: Likewise.
1928 * sparc/sp64-elf.h: Likewise.
1929 * v850/v850.h: Likewise.
1930 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
1931 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
1933 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1935 * regmove.c (gen_add3_insn): New function.
1936 (fixup_match_2): Use it instead of calling gen_addsi3.
1938 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
1940 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
1942 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
1945 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
1947 * Makefile.in (TREE_H): Add tree-check.h.
1948 (tree-check.h, gencheck): New targets.
1949 * gencheck.c: New file.
1950 * tree.c (tree_check, tree_class_check): New functions.
1951 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
1952 (TYPE_CHECK, DECL_CHECK): Define.
1953 Modify all access macros to use generated checking macros.
1955 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
1957 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
1958 * configure.in: Check for it.
1959 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
1960 * final.c (uid_align, uid_shuid, label_align): Make static.
1961 (label_align): Change type to struct label_alignment pointer.
1962 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
1963 (LABEL_TO_MAX_SKIP): Define.
1964 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
1965 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
1966 (shorten_branches): Record the maximum bytes to skip when
1968 (final_scan_insn): Use the maximum bytes to skip when aligning a label
1969 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
1970 * i386.h (LOOP_ALIGN_MAX_SKIP,
1971 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
1972 * i386.c (override_options): i386_align_jumps and i386_align_loops
1973 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
1974 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
1976 1998-05-21 Mark Mitchell <mmitchell@usa.net>
1978 * cplus-dem.c (do_type): Handle volatile qualification.
1980 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
1982 * function.c (init_function_start): Don't call emit_line_note if
1983 lineno is 0. (Can happen when compiling Java .class files.)
1985 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1987 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
1988 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
1990 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1992 * combine.c (nonzero_bits): For paradoxical subregs, take
1993 LOAD_EXTENDED_OP into account.
1995 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
1997 * configure.in (extra_c_objs): add prefix.o.
1998 (extra_cxx_objs): extra objects for C++ with cpplib.
1999 * configure: Regenerate.
2001 * c-tree.h: (get_directive_line): Different prototype for cpplib.
2002 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
2004 * c-lex.h: (get_directive_line): Not needed here for cpplib.
2006 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
2007 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
2009 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
2010 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
2012 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2014 * gengenrtl.c (type_from_format, accessor_from_format): Change
2015 type of parameter `c' from `char' to `int'.
2017 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
2019 * warn_summary, test_summary: New scripts from
2020 Kaveh Ghazi and Alexandre Oliva respectively.
2022 * gcse.c (current_function_calls_longjmp): Declare.
2024 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
2026 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
2028 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
2029 Jeff Law (law@cygnus.com)
2031 * Global CSE and constant/copy propagation.
2032 * Makefile.in (OBJS): Add gcse.o
2033 (STAGESTUFF): Add *.gcse.
2034 (gcse.o): Add dependencies.
2035 (mostlyclean): Remove *.gcse and */*.gcse.
2037 * loop.c (loop_optimize): Move call to init_alias_analysis.
2038 * recog.c (validate_replace_src): New function.
2039 * toplev.c (gcse_dump): New global variable.
2040 (flag_gcse, gcse_time): Likewise.
2041 (compile_file): Initialize gcse_time and clean out the gcse dump
2043 (rest_of_compilation): Call gcse_main as requested. Dump RTL
2044 after gcse if requested.
2045 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
2047 * gcc.texi: Add gcse related internal documentation.
2048 * invoke.texi: Note new command line options for gcse.
2049 * tm.texi: Document AVOID_CCMODE_COPIES.
2050 * mips.h (AVOID_CCMODE_COPIES): Define.
2052 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
2054 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
2056 (stmp-fixproto): Simlarly for running fixproto.
2057 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
2059 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
2061 * config/mips/mips.c (double_memory_operand): Accept any MEM during
2062 reload when TARGET_64BIT.
2064 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
2066 Finish incomplete change started by Kenner.
2067 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
2068 (powerpcle-*-cygwin32): Delete xm_defines.
2069 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
2070 HAVE_STAB_H instead of NO_STAB_H.
2071 * config/xm-linux.h (NO_STAB_H): Delete.
2072 (HAVE_STAB_H): Undefine.
2073 * config/i386/xm-go32.h (NO_STAB_H): Delete.
2075 1998-05-19 Jim Wilson <wilson@cygnus.com>
2077 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
2078 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
2080 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
2082 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
2084 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2086 * reload1.c (reload_reg_free_for_value_p): New function.
2087 (allocate_reload_reg, choose_reload_regs): Use it.
2089 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
2091 * except.c (expand_start_catch): Correct logic for when to
2092 generate a new handler label, and when to use the old one.
2094 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2096 * Makefile.in (print-rtl.o): Depend on bitmap.h.
2097 (dbxout.o): Depend on toplev.h.
2098 ($(SCHED_PREFIX)sched.o): Likewise.
2099 ($(out_object_file)): Likewise for system.h and toplev.h.
2100 (cppmain.o): Depend on gansidecl.h.
2101 (cpplib.o): Likewise.
2102 (cpperror.o): Likewise.
2103 (cppexp.o): Likewise.
2104 (cpphash.o): Likewise.
2105 (cppalloc.o): Likewise.
2106 (fix-header.o): Depend on cpplib.h and cpphash.h.
2107 (scan-decls.o): Depend on gansidecl.h.
2109 * basic-block.h (free_regset_vector): Add prototype.
2111 * cccp.c (check_precompiled): Mark parameter `fname' with
2113 (do_assert): Likewise for `op' and `keyword'.
2114 (do_unassert): Likewise.
2115 (do_line): Likewise for `keyword'.
2116 (do_error): Likewise for `op' and `keyword'.
2117 (do_warning): Likewise.
2118 (do_ident): Likewise for `keyword'.
2119 (do_pragma): Likewise for `limit', `op' and `keyword'.
2120 (do_sccs): Likewise.
2121 (do_if): Likewise for `keyword'.
2122 (do_elif): Likewise.
2123 (do_else): Likewise.
2124 (do_endif): Likewise.
2126 * collect2.c (getenv): Remove redundant prototype.
2127 (collect_exit, collect_execute, dump_file): Likewise.
2128 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
2129 (dump_prefix_list): Hide prototype and definition.
2131 * sparc.c: Include toplev.h.
2132 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2133 (symbolic_memory_operand): Likewise.
2134 (sp64_medium_pic_operand): Likewise.
2135 (data_segment_operand): Likewise.
2136 (text_segment_operand): Likewise.
2137 (splittable_symbolic_memory_operand): Likewise.
2138 (splittable_immediate_memory_operand): Likewise.
2139 (eq_or_neq): Likewise.
2140 (normal_comp_operator): Likewise.
2141 (noov_compare_op): Likewise.
2142 (v9_regcmp_op): Likewise.
2143 (v8plus_regcmp_op): Likewise.
2144 (extend_op): Likewise.
2145 (cc_arithop): Likewise.
2146 (cc_arithopn): Likewise.
2147 (small_int): Likewise.
2148 (uns_small_int): Likewise.
2149 (clobbered_register): Likewise.
2150 (legitimize_pic_address): Likewise.
2151 (delay_operand): Likewise.
2152 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
2154 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
2155 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
2157 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
2159 * cppalloc.c: Include gansidecl.h.
2161 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
2162 (cpp_file_line_for_message): Mark parameter `pfile' with
2164 (v_cpp_message): New function.
2165 (cpp_message): Use it. Also convert to variable arguments.
2166 (cpp_fatal): Likewise.
2167 (cpp_pfatal_with_name): Constify parameter `name'.
2169 * cppexp.c: Move gansidecl.h before cpplib.h.
2170 * cpphash.c: Likewise.
2171 * cpphash.h (hashf, delete_macro): Add prototypes.
2173 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
2174 cpplib.h. Don't include errno.h.
2175 (update_path): Add arguments to prototype.
2176 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
2177 cpp_print_containing_files): Remove redundant prototypes.
2178 (cpp_hash_cleanup, add_import, append_include_chain,
2179 make_assertion, path_include, initialize_builtins,
2180 initialize_char_syntax, finclude, validate_else, comp_def_part,
2181 lookup_import, redundant_include_p, is_system_include,
2182 read_name_map, read_filename_string, open_include_file,
2183 check_macro_name, compare_defs, compare_token_lists,
2184 eval_if_expression, change_newlines): Add prototype arguments.
2185 (hashf): Remove redundant prototype.
2186 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
2187 conditional_skip, skip_if_group): Add prototype arguments.
2188 (fdopen): Remove redundant prototype.
2189 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
2190 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
2191 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
2192 (struct directive): Add prototype arguments to function pointer
2194 (handle_directive): Add missing arguments to call to `do_line'.
2195 (do_include): Mark parameters `unused1' and `unused2' with
2197 (do_line): Likewise for `keyword' and new parameters `unused1' and
2199 (do_error): Likewise for `keyword'.
2200 (do_warning): Likewise. Also add missing argument `pfile' in call
2202 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
2204 (do_ident): Likewise for `keyword', `buf' and `limit'.
2205 (do_pragma): Likewise. Also add missing arguments in call to do_once.
2206 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
2208 (do_if): Likewise for `keyword'.
2209 (do_elif): Likewise.
2210 (eval_if_expression): Likewise for `buf' and `length'.
2211 (do_xifdef): Likewise for `unused1' and `unused2'.
2212 (do_else): Likewise for `keyword', `buf' and `limit'.
2213 (do_endif): Likewise.
2214 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
2215 (cpp_handle_options): Remove superfluous NULL argument in call to
2217 (cpp_handle_options): Likewise.
2218 (do_assert): Mark parameter `keyword', `buf' and `limit' with
2220 (do_unassert): Likewise.
2221 (cpp_print_file_and_line): Add missing argument `pfile' in call to
2222 cpp_file_line_for_message.
2223 (v_cpp_error): New function.
2224 (cpp_error): Use it. Also accept variable arguments.
2225 (v_cpp_warning): New function.
2226 (cpp_warning): Use it. Also accept variable arguments.
2227 (cpp_pedwarn): Accept variable arguments.
2228 (v_cpp_error_with_line): New function
2229 (cpp_error_with_line): Use it. Accept variable arguments.
2230 (v_cpp_warning_with_line): New function.
2231 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
2233 (cpp_pedwarn_with_line): Accept variable arguments.
2234 (cpp_pedwarn_with_file_and_line): Likewise.
2235 (cpp_error_from_errno): Constify parameter `name'. Add missing
2236 argument `pfile' in call to cpp_file_line_for_message.
2237 (cpp_perror_with_name): Constify parameter `name'.
2239 * cpplib.h: Define PARAMS() in terms of PROTO().
2240 (fatal): Remove redundant prototype.
2241 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
2242 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
2243 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
2244 cpp_fatal, cpp_message, cpp_pfatal_with_name,
2245 cpp_file_line_for_message, cpp_print_containing_files): Add
2246 arguments to prototypes.
2247 (scan_decls, cpp_finish): Add prototypes.
2249 * cppmain.c: Include gansidecl.h.
2250 (main): Remove unused variable `i'.
2252 * dbxout.c: Include toplev.h.
2254 * demangle.h (do_tlink, collect_execute, collect_exit,
2255 collect_wait, dump_file, file_exists): Add prototype.
2257 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
2258 prototype and definition.
2259 (gen_unspecified_parameters_die): Don't assign results of call to
2260 function new_die() to unused variable `parm_die'.
2261 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
2262 (dwarf2out_define): Likewise for `lineno' and `buffer'.
2264 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
2265 prototype and definition.
2266 (output_die): Add prototype arguments to function pointer arg.
2267 (output_unspecified_parameters_die): Mark parameter `arg' with
2270 * except.c (output_exception_table_entry): Remove unused variable
2273 * except.h (expand_fixup_region_start, expand_fixup_region_end):
2276 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
2278 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
2280 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
2281 before cpplib.h, include cpphash.h, remove redundant prototype of
2282 cpp_fatal, don't define `const', add a prototype for `fatal'.
2283 (cpp_file_line_for_message): Add missing arguments `pfile'.
2284 (v_cpp_message): New function.
2285 (cpp_message): Use it.
2286 (v_fatal): New function.
2287 (fatal, cpp_fatal): Use it.
2288 (cpp_pfatal_with_name): Constify parameter `name'.
2290 * flow.c (free_regset_vector): Remove redundant prototype.
2292 * function.c (round_down): Wrap prototype and definition with
2293 macro ARGS_GROW_DOWNWARD.
2294 (record_insns): Wrap prototype and definition with
2295 defined (HAVE_prologue) || defined (HAVE_epilogue).
2297 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
2299 * gen-protos.c: Include gansidecl.h.
2300 (hashf): Don't make it static, constify parameter `name'.
2302 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
2303 specifier %s in calls to function `fatal'.
2305 * haifa-sched.c: Include toplev.h.
2306 (find_rgns): Remove unused variable `j'.
2308 * integrate.c (note_modified_parmregs): Mark parameter `x' with
2310 (mark_stores): Likewise.
2312 * jump.c (mark_modified_reg): Likewise.
2314 * output.h (insn_current_reference_address): Add prototype.
2315 (eh_frame_section): Likewise.
2317 * print-rtl.c: Include bitmap.h.
2319 * reload1.c (reload): Wrap variables `note' and `next' in macro
2320 PRESERVE_DEATH_INFO_REGNO_P.
2321 (forget_old_reloads_1): Mark parameter `ignored' with
2323 (choose_reload_regs): Remove unused variable `in'.
2324 (reload_cse_invalidate_mem): Mark parameter `ignore' with
2326 (reload_cse_check_clobber): Likewise.
2328 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
2329 (mark_elimination): Fix typo in prototype.
2331 * scan-decls.c: Include gansidecl.h.
2333 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
2335 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
2337 * function.c (identify_blocks): Fix thinko when setting the
2338 block number for NOTE_INSN_BLOCK_END.
2340 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
2342 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
2345 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
2346 underscores for the prefixes to the names of the maths functions.
2348 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
2349 comment explaining why.
2351 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
2353 * tree.h (TYPE_SIZE_UNIT): New.
2354 (struct tree_type): Add size_unit member.
2355 * stor-layout.c (layout_type): Initialize it.
2356 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
2357 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
2359 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
2361 * stor-layout.c (layout_record): Fix off-by-one error when checking
2362 length of the TYPE_BINFO vector.
2364 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
2366 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
2367 function parameter passed in memory.
2369 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
2371 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
2372 Prototypes for externally used functions in respective C files.
2373 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
2374 final.c: Include above files.
2375 * Makefile.in (toplev.o): Add dependency for above four headers.
2376 (final.o): Likewise.
2377 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
2378 respective header files.
2380 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
2382 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
2383 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
2384 the build tree if they exist.
2385 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
2387 (objdir): Let configure substitute value.
2388 (FLOAT_H): Let configure select a pre-built version from the
2390 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
2391 * configure.in: Substitute for objdir.
2393 * Makefile.in (build_canonical, host_canonical): Let configure
2394 substitute values for these variables.
2395 * configure.in: Substitute for build_canonical, host_canonical
2396 and target_subdir in generated Makefile.
2398 * output.h (find_basic_blocks): Declare.
2399 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
2401 * Makefile.in (BISON): Use bison from the build tree if it exists.
2404 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
2406 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
2407 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
2408 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
2409 command line arguments to see if an executable is not being
2410 created, and if so - do not append the suffix.
2412 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
2415 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
2417 * i386.h (ALIGN_DFmode): Delete.
2418 (CONSTANT_ALIGNMENT): Define.
2419 * varasm.c (force_const_mem): Use it.
2421 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
2423 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
2424 using it with swap_condition, not before.
2426 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
2428 * alias.c (mode_alias_check): Delete.
2429 (true_dependence, anti_dependence, output_dependence): Revert April 21
2432 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
2434 * toplev.c (output_lang_identify): Enable prototype and definition.
2436 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
2438 * version.c: Bump for snapshot.
2440 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
2442 * alpha/osf.h (HAVE_STAMP_H): Define.
2444 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
2445 * configure.in (alpha*-*-netbsd*): New.
2446 Based on patches from Paul H. Anderson <pha@pdq.com>.
2448 * configure.in (alpha*-*-linux-*): Kill xm_defines.
2449 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
2450 * alpha/xm-linux.h: Remove file.
2452 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
2454 * dbxout.c (dbxout_parms): If mode of type of parameter living
2455 in memory doesn't match mode of DECL_RTL, make big endian correction.
2457 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
2459 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
2461 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
2463 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
2464 * stor-layout.c (layout_record): Set it.
2466 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
2468 * toplev.c (rest_of_compilation): Don't defer nested functions.
2470 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
2472 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
2473 to an 8-byte boundary if info_ptr->fpmem_p.
2475 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
2477 * loop.c (basic_induction_var): Added test preventing
2478 CCmode parameter passed to convert_modes().
2480 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
2482 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
2483 input_filename and lineno around expand_expr call. Set them to values
2484 in WFL before expand_expr call.
2486 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
2488 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
2490 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
2492 * fold-const.c (constant_boolean_node): New function.
2495 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2497 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
2498 Abort if trying to split kind 3 or 4 outside of combine.
2500 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
2502 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
2504 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
2506 * objc/Make-lang.in (OBJC_O): Add missing exeext.
2507 (libobjc.a, runtime-info.h): Likewise.
2509 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
2511 * i386.h (DATA_ALIGNMENT): Define.
2513 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2515 * reload1.c (delete_output_reload): Ignore single USE that
2516 was emitted for the pseudo use of this INSN.
2517 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
2518 remains, we can always delete OUTPUT_RELOAD_INSN.
2520 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
2522 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
2524 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
2526 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
2528 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2530 * eh-common.h: New file for basic EH data structures.
2531 * except.h: Various prototypes and structures for NEW_EH_MODEL
2532 * function.h (struct function): Add a struct eh_stack for the catch
2534 * except.c (gen_exception_label): New function to generate an
2536 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
2537 (push_entry): New function to push an existing entry onto a stack.
2538 (receive_exception_label): New function to emit the code required
2539 at the start of all catch blocks.
2540 (struct func_eh_entry): New structure for maintaining handlers
2541 associated with EH regions.
2542 (new_eh_region_entry): New function to register an EH region.
2543 (add_new_handler): New function to register a handler with a region.
2544 (get_new_handler): Creates anew handler entry for registering.
2545 (find_func_region): New function to convert a NOTE eh region number
2546 to an Eh region index.
2547 (get_first_handler): New function to get the first handler in a region.
2548 (clear_function_eh_region): New function to release memory.
2549 (duplicate_handlers): New function to duplicate a list of handlers.
2550 (expand_eh_region_end): Create a new region entry node as well.
2551 (expand_leftover_cleanups): Call receive_exception_label() and
2552 register the cleanup as a handler to the current region.
2553 (expand_start_catch): New function to start a catch clause.
2554 (expand_end_catch): New function to end a catch clause.
2555 (expand_start_all_catch): restructure to not do the equivilent of
2556 what expand_start_catch() does now. Push the exception region being
2557 handled onto the catch stack.
2558 (output_exception_table_entry): Issue an entry for each handler
2559 associated with a region.
2560 (set_exception_lang_code): New function for setting the language code.
2561 (set_exception_version_code): New function to set the version number.
2562 (output_exception_table): Output version and language codes.
2563 (find_exception_handler_labels): Find handler labels using new scheme.
2564 (is_exception_handler_label): New function, returns 1 if label is
2565 present as a handler in some exception region.
2566 (check_exception_handler_labels): Use the new scheme.
2567 (init_eh_for_function): Initialize the catch stack.
2568 (save_eh_status): Save the catch stack.
2569 (restore_eh_status): Restore the catch stack.
2570 (scan_region): Don't remove unreferenced handler label. Flow does it.
2571 (get_reg_for_handler): New function to get the eh_context pointer
2573 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
2574 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
2575 entry when processing END region rather that START region.
2576 * flow.c (find_basic_blocks_1): Find all potential handler regions
2577 now that we don't automatically know what the labels might be.
2578 Let scan_region() remove unreferenced EH BEGIN/END labels.
2579 * integrate.c (get_label_from_map): Put inlined labels onto the
2580 permanent obstack since we dont know which ones might be exception
2582 (save_for_inline_copying): Make new copies of all the handlers.
2583 (expand_inline_function): Make new copies of all the handlers.
2584 * libgcc2.c: Remove local struct decls, and include eh-common.h.
2585 (find_exception_handler): With NEW_EH_MODEL the first matching
2586 region we find is the right one. Add eh_info as a new parameter.
2587 (__throw): Pass eh_info to find_exception_handler. Set handler
2588 and pass use different regs under NEW_EH_MODEL.
2590 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
2592 * i960.h (hard_regno_mode_ok): Changed to function from array of
2594 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
2595 * i960.c (hard_regno_mode_ok): Changed to function from array of
2598 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2600 * reload.c (remove_replacements): New function.
2601 * reload.h (remove_replacements): Declare.
2602 * reload1.c (choose_reload_regs): Disable some reloads that
2603 belong to inherited reloads.
2605 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2607 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
2609 * reload1.c (merge_assigned_reloads): When merging, reset
2610 reload_spill_index for the eliminated reload.
2612 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
2614 * haifa-sched.c (schedule_insns): Fix merge goof.
2616 1998-05-13 Jim Wilson <wilson@cygnus.com>
2618 * varasm.c (make_decl_rtl): Revert April 1 change.
2619 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
2620 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
2621 Get function name from the SYMBOL_REF in the DECL_RTL, not from
2622 DECL_ASSEMBLER_NAME.
2623 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
2624 DECL_ASSEMBLER_NAME.
2626 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
2628 * i386.c (notice_update_cc, output_float_compare): Disable
2629 TARGET_CMOVE support.
2631 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
2632 Jeff Law <law@cygnus.com>
2634 * rtlanal.c (find_reg_note): Ignore notes that are not on on
2636 (find_regno_note): Likewise.
2638 * Makefile.in (stor-layout.o): Depend on except.h
2639 (varasm.o, function.o): Likewise.
2640 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
2642 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
2643 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
2644 ($(HOST_PREFIX_1)rtl.o): Likewise.
2645 ($(HOST_PREFIX_1)bitmap.o): New host object.
2646 * emit-rtl.c (toplevel): Include bitmap.h.
2647 (gen_rtx): Handle 't' and 'b' nodes.
2648 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
2649 Print block number for block begin/end notes. Print 't' type
2650 nodes as a pointer. Know that the 3rd argument of live range
2651 start/stop notes is really a range_info rtx. If type is 'b', print
2652 out argument as a bitmap.
2653 * rtl.c: Include bitmap.c.
2654 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
2655 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
2656 * rtl.def (RANGE_LIVE): New node to hold live information while we
2657 recalculate the basic blocks.
2658 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
2659 (RANGE_VAR): New node, to hold information saved in symbol node for New
2660 communicating live range information to the debug output functions.
2661 * rtl.h (rtunion_def): Add rttree and rtbit fields.
2662 (XBITMAP, XTREE): New accessor macros.
2663 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
2664 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
2665 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
2666 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
2667 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
2668 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
2669 (RANGE_INFO_*): Likewise.
2670 * sched.c (sched_analyze): Keep live range start/stop notes.
2671 (unlink_other_notes): Likewise.
2672 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
2673 (unlink_other_notes): Likewise.
2674 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
2675 (BLOCK_LIVE_RANGE_FLAG): Likewise.
2676 (DECL_LIVE_RANGE_RTL): Likewise.
2677 (struct tree_block): Add live_range_flag, live_range_var_flag,
2678 live_range_start and live_range_end.
2679 (struct tree_decl): Add live_range_rtl field.
2680 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
2681 (accessor_from_format): Likewise.
2683 * haifa-sched.c (schedule_block): Make verbose output line up.
2684 Also add a blank line in printing the individual ready lists.
2686 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2688 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
2689 (c-lex.o): Depend on output.h.
2690 (c-common.o): Likewise.
2692 (calls.o): Likewise.
2693 (integrate.o): Depend on toplev.h.
2694 (regclass.o): Depend on output.h.
2695 (final.o): Depend on reload.h.
2697 * c-common.c: Include output.h.
2698 (check_format_info): Remove unused variable `integral_format'.
2700 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
2701 `indent' with ATTRIBUTE_UNUSED.
2702 (print_lang_type): Likewise.
2703 (maybe_build_cleanup): Likewise for parameter `decl'.
2704 (copy_lang_decl): Likewise for parameter `node'.
2706 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
2707 (lang_print_xnode): Mark parameters `file', `node' and `indent'
2708 with ATTRIBUTE_UNUSED.
2709 (lookup_interface): Likewise for parameter `arg'.
2710 (is_class_name): Likewise.
2711 (maybe_objc_check_decl): Likewise for parameter `decl'.
2712 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
2714 (maybe_objc_method_name): Likewise for parameter `decl'.
2715 (build_objc_string): Likewise for parameters `len' and `str'.
2717 * c-lex.c: Include output.h.
2719 * c-lex.h (position_after_white_space): Correct typo in prototype.
2721 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
2722 c_expand_end_cond, init_iterators): Add prototypes.
2724 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
2725 with ATTRIBUTE_UNUSED.
2727 * calls.c: Include output.h.
2729 * cccp.c (pipe_closed): Mark parameter `signo' with
2732 * combine.c: Move inclusion of expr.h to after insn-config.h.
2734 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
2735 as empty, rather define as ((void)0).
2737 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
2738 Add parentheses around assignment used as truth value.
2740 * cplus-dem.c (squangle_mop_up): Change return type to void.
2741 (internal_cplus_demangle): Remove unused parameter `options'.
2742 All callers changed.
2743 (cplus_demangle_opname): Remove function wide variable `int i' and
2744 replace with `size_t i' at each location where it is used.
2745 (cplus_demangle_opname): change type of `i' from int to size_t.
2747 * cppexp.c (right_shift): Mark parameter `pfile' with
2750 * cpphash.c (cpp_lookup): Likewise.
2751 (cpp_hash_cleanup): Likewise.
2753 * cpplib.c (parse_name): Add a prototype and make it static.
2754 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
2755 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
2756 (macro_cleanup): Likewise for parameter `pfile'.
2757 (file_cleanup): Likewise.
2759 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
2760 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
2762 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
2763 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
2765 * cse.c (cse_check_loop_start): Mark parameter `set' with
2768 * dbxout.c (flag_minimal_debug, have_used_extensions,
2769 source_label_number): Move inside macro wrapper check against
2770 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
2772 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
2774 * except.h (doing_eh): Provide prototype.
2776 * expr.c: Move inclusion of expr.h to after insn-config.h.
2778 * final.c: Include reload.h.
2779 (shorten_branches): Cast the first argument of bzero to char *.
2781 * fix-header.c (cpp_print_containing_files): Mark parameter
2782 `pfile' with ATTRIBUTE_UNUSED.
2783 (cpp_fatal): Likewise.
2785 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
2788 * genattrtab.c (make_length_attrs): Change the type of variable
2789 `i' from int to size_t.
2790 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
2793 * genextract.c (main): When generating insn-extract.c, mark
2794 variable `junk' with ATTRIBUTE_UNUSED.
2796 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
2797 argument of bzero to char*.
2799 * integrate.c: Include toplev.h.
2801 * libgcc2.c: Wrap `struct exception_table' and
2802 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
2804 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
2806 * objc/objc-act.c: Include toplev.h.
2807 (lang_print_xnode): Mark parameters `file', `node' and `indent'
2808 with ATTRIBUTE_UNUSED.
2809 (finish_protocol): Likewise for parameter `protocol'.
2811 * output.h (declare_weak): Add prototype.
2812 (decode_reg_name): Don't wrap with TREE_CODE macro.
2813 (assemble_alias): Add prototype.
2815 * regclass.c: Include output.h.
2817 * reload.h (reloads_conflict): Add prototype.
2819 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
2820 output_func_start_profiler): Add prototypes.
2822 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
2825 * scan-decls.c: Include scan.h.
2827 * scan.h (recognized_function, recognized_extern): Add prototypes.
2829 * stmt.c: Include output.h.
2831 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
2832 (output_lang_identify): Hide prototype and definition.
2833 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
2834 (pipe_closed): Likewise.
2836 * toplev.h (count_error, strip_off_ending, error_for_asm,
2837 warning_for_asm): Add prototypes.
2839 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
2841 * toplev.c (rest_of_compilation): "Charge" final for any time
2842 doing various cleanup operations after finishing compilation
2845 * flow.c (dump_flow_info): Also print number of sets and
2846 whether or not the pseudo is a user variable.
2848 * flow.c (reg_n_max): New global variable.
2849 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
2850 Delete regno_max variable.
2851 * regs.h (REG_N_CHECK): Define.
2852 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
2853 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
2854 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
2856 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
2858 * acconfig.h (ENABLE_CHECKING): Undefine.
2859 * configure.in (--enable-checking): New option.
2861 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2863 * reload1.c (merge_assigned_reloads): Can merge
2864 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
2865 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
2867 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
2869 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
2871 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2873 * reload1.c (gen_reload): Create REG_EQUIV notes.
2875 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2877 * reload1.c (reload): Fix check for USEs to use code of pattern.
2878 (choose_reload_regs): Remove dead variable use_insn.
2880 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
2882 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
2884 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
2886 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
2888 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
2889 (insn_{unit,issue_delay}): Ditto.
2890 (blockage_range): Ditto.
2891 (actual_hazard{,_this_instance}): Ditto.
2892 (schedule_unit): Ditto.
2893 (potential_hazard): Ditto.
2896 (queue_insn): Ditto.
2897 (birthing_insn_p): Ditto.
2898 (adjust_priority): Ditto.
2899 (get_block_head_tail): Ditto.
2900 (init_rgn_data_dependences): Ditto.
2902 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
2904 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
2906 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
2908 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
2910 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
2912 * config/mips/mips.md (dslot): Move after definition of "cpu"
2913 attribute. Handle r3900 case.
2915 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2917 * system.h: Define the STRINGIFY macro here.
2918 * protoize.c: Not here.
2919 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
2921 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
2923 * varasm.c (assemble_variable): Compute the alignment of the data
2924 earlier so that both initialized and uninitialized variables are
2925 effected by DATA_ALIGNMENT.
2926 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
2928 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
2930 * mips.c: Prototype static functions.
2932 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
2934 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
2935 Add explanatory comments.
2937 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
2939 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
2941 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
2943 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
2945 * varasm.c (make_decl_rtl): Disable April 1 change.
2947 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
2949 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
2951 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
2953 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
2954 * alpha.c (print_operand): Handle it.
2955 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
2956 related define_splits. Also add peepholes for SImode reload
2957 plus sign_extend lossage.
2959 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2961 * genattr.c: Include stdarg.h/varargs.h. Change function
2962 `fatal' to use variable arguments instead of faking it with
2963 integer parameters. Provide a prototype which also
2964 checks the format specifiers using ATTRIBUTE_PRINTF_1.
2966 * genattrtab.c: Likewise.
2967 * gencodes.c: Likewise.
2968 * genconfig.c: Likewise.
2969 * genemit.c: Likewise.
2970 * genextract.c: Likewise.
2971 * genflags.c: Likewise.
2972 * genopinit.c: Likewise.
2973 * genpeep.c: Likewise.
2974 * genrecog.c: Likewise.
2975 * genoutput.c: Likewise. Similarly for function `error'.
2977 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2979 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
2980 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
2981 * configure.in: Use GCC_C_VOLATILE.
2982 * system.h (volatile): Define as empty if no volatile support is
2985 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
2987 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
2990 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
2992 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
2993 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
2994 the body of beq; additionally set the mode of the branch to CCmode for
2995 FP compares and not fast_math.
2996 (alpha_emit_conditional_move): Always use a compare insn for FP
2997 when not fast_math, as well as setting CCmode on the cmov.
2998 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
3000 * machmode.h (COMPLEX_MODE_P): New macro.
3002 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
3004 * haifa-sched.c (print_exp): Fix typo.
3006 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
3008 * version.c: Bump for snapshot.
3010 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
3012 * final.c (final_scan_insn): Call fatal_insn instead of abort if
3013 we could not split an insn when required to.
3015 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
3017 (peepholes): Disable peepholes that call dead_or_set_p.
3018 (movsi): Rewrite to handle addresses better after last change.
3019 Add define_split to split load of addresses in large/medium modes.
3020 (prologue): Call m32r_expand_prologue.
3021 (movsi_{push,pop}): Generators for push/pop.
3022 (movsi): Support PRE_{INC,DEC}, POST_INC.
3023 (mov{di,df}): Rewrite. Always split the insns.
3024 (movsf): Add define_split to get register load in correct mode.
3025 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
3026 (attributes): Rewrite attributes so that type indicates both the
3027 type and the length of the insn directly.
3028 (all insns): Change to use new type attributes.
3029 (debug): New attribute to convey whether -mdebug was used.
3030 (opt_space): New attribute to convey whether -Os was used.
3031 (function units): Loads are 3 cycles, not 2. Better classify all
3032 insns into short/long.
3033 (load/store/extend insns): Add separate case for load/store
3034 indirect operations without an offset.
3035 (divsi3): Division is a long operation, not short.
3037 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
3039 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
3040 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
3041 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
3042 operands with PRE_{INC,DEC}, POST_INC.
3043 (FUNCTION_PROFILER): Call abort instead of doing nothing.
3044 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
3046 (gen_split_move_double): Declare.
3047 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
3049 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
3050 emit_move_insn, build up SET's directly.
3051 (toplevel): Include system.h, not stdio.h.
3052 (move_double_src_operand): Allow any DF or DI mode constant.
3053 (gen_split_move_double): Split moves of DI or DF values into the
3054 appropriate moves, loads, or stores. Don't handle use of auto
3055 inc/dec if using dead index. Do handle overlapping moves, etc.
3056 (m32r_frame_info): Remove prologue_size field.
3057 (m32r_compute_frame_size): Don't calculate prologue size.
3058 (m32r_output_function_prologue): Change to pretty much a NOP.
3059 (m32r_expand_prologue): Expand prologue as a series of INSNs.
3060 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
3061 (m32r_print_operand_address): Ditto.
3063 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
3065 * reload1.c (emit_reload_insns): When performing expensive
3066 optimizations, do not output the last reload insn if OLD is
3067 not the dest of NSN and is in the src and is clobbered by INSN.
3069 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3071 * Makefile.in (genrtl.o): Depend on system.h.
3072 * gengenrtl.c (gencode): When creating genrtl.c, have it
3075 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3077 * config/m68k/t-linux: Remove extra stuff already included in
3080 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
3082 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
3083 curses.h if it contains `typedef char bool;', as suggested by
3084 Manfred Hollstein <manfred@s-direktnet.de>.
3086 * configure.in: Rename fixinc.math to fixinc.wrap.
3088 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
3090 * gcc.c (read_specs): Handle missing blank line at end of specs file.
3092 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
3093 movdfcc_1): Disable.
3095 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
3097 * configure.in (enable_threads): Rename to enable_threads_flag before
3098 main loop. Set enable_threads to enable_threads_flag inside main
3101 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
3103 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
3106 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3108 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
3110 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
3111 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
3112 (AC_CHECK_FUNCS): Remove unused check for vprintf.
3114 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
3115 (cccp.o): Depend on gansidecl.h.
3118 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
3119 per the rest of gcc source.
3120 * cexp.y: Likewise. Include gansidecl.h and remove all code made
3123 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
3124 used when vfprintf is missing.
3127 * genattrtab.c: Likewise.
3128 * mips-tfile.c: Likewise.
3129 * toplev.c: Likewise.
3131 * vfprintf.c: New file.
3132 * doprint.c: New file.
3134 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
3136 * config/linux.h (ASM_COMMENT_START): Remove from here,
3137 * config/linux-aout.h (ASM_COMMENT_START): and here,
3138 * config/i386/linux.h (ASM_COMMENT_START): to here,
3139 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
3140 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
3143 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3145 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
3148 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
3150 * Makefile.in (dwarfout.o) Add toplev.h dependency.
3151 * dwarfout.c, i386.c: Include toplev.h
3152 * toplev.h: (pfatal_with_name) Add prototype.
3154 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
3156 * Makefile.in: Fix .SUFFIXES.
3158 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
3160 * config/linux.h (ASM_COMMENT_START): Define as "#".
3161 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
3163 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
3165 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
3166 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
3168 * toplev.c: Include toplev.h.
3169 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
3170 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
3171 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
3172 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
3173 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
3174 toplev.h dependency.
3176 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
3177 HARD_FRAME_POINTER_REGNUM.
3179 * expr.c (target_temp_slot_level): Delete duplicate definition.
3181 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
3183 * stmt.c (mark_seen_cases): Make it have external linkage again.
3184 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
3187 * haifa-sched.c (print_value, case SUBREG): Fix typo.
3189 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
3190 * i386.h (REG_CLASS_CONTENTS): Similarly.
3192 * toplev.c (-fsched-max): Delete flag.
3193 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
3194 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
3195 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
3198 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
3199 inner loops which are not reducible.
3201 * loop.c (regs_match_p): Fix typo in prototype.
3203 * regmove.c (try_auto_increment): Wrap declaration inside an
3204 #ifdef AUTO_INC_DEC.
3206 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
3208 * final.c (output_operand_lossage): Call fatal with the operand
3209 lossage message instead of calling abort.
3211 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3213 * c-common.c: Convert to using ctype macros defined in system.h.
3214 * c-lex.c: Likewise.
3216 * collect2.c: Likewise.
3217 * rs6000.c: Likewise.
3218 * cpplib.c: Likewise.
3219 * fix-header.c: Likewise.
3221 * gen-protos.c: Likewise.
3222 * pexecute.c: Likewise.
3223 * protoize.c: Likewise.
3227 * tlink.c: Likewise.
3228 * toplev.c: Likewise.
3230 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
3232 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
3233 Replace -gdwarf-2 with -g0.
3235 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3237 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
3238 * mips-tdump.c: Include system.h, remove redundant headers.
3239 * mips-tfile.c: Likewise. Also, convert all ctype function calls
3240 to calls of the macro versions defined in system.h.
3242 * objc/Make-lang.in (objc-act.o): Depend on system.h.
3243 * objc/objc-act.c: Include system.h, remove redundant headers.
3245 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3247 * configure.in (AC_CHECK_FUNCS): Add isascii.
3248 (GCC_NEED_DECLARATIONS): Add atof.
3250 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
3251 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
3253 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255 * system.h: Wrap time.h and sys/file.h in autoconf checks.
3256 Provide default definitions for O_RDONLY and O_WRONLY here.
3258 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
3260 1998-05-06 Mark Mitchell <mmitchell@usa.net>
3262 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
3264 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
3266 * toplev.h: New file. Protypes for functions in toplev.c.
3267 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
3268 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
3269 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
3270 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
3271 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
3272 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
3273 varasm.c: include it.
3275 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
3276 Jim Wilson (wilson@cygnus.com)
3278 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
3279 blocks. Check for 1 successor which is the EXIT_BLOCK.
3281 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
3282 unreachable loops with more than one block.
3284 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
3286 * fix-header.c (write_rbrac): Add "abort" to functions which need to
3289 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
3291 * Check in merge from gcc2. See ChangeLog.12 for details.
3293 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
3295 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
3296 accept 'a' flag. 'S' does accept 'a' flag.
3297 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
3300 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
3302 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3304 * config/m68k/m68k.h: Declare functions from m68k.c used in
3305 macros and machine description.
3306 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
3308 (ASM_OUTPUT_FLOAT): Likewise.
3309 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
3311 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
3313 * tree.def: Add NAMESPACE_DECL.
3314 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
3315 * dwarf2out.c (push_decl_scope): Likewise.
3316 (scope_die_for): Likewise.
3317 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
3318 how to get next context level.
3320 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
3322 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
3325 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
3327 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
3329 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
3330 for any insns skipped at the start of a block because they were
3333 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
3335 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
3337 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
3339 * c-common.c (format_char_info): Add new field hhlen.
3340 (print_char_table, scan_char_table, time_char_table): Initialize
3341 hhlen field appropriately.
3342 (char_format_info): Recognize hh modifier and lookup correct char
3345 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
3347 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
3348 reference if this is a store.
3350 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
3352 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
3354 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
3356 Make UnixWare 7 bootstrap support work with final shipping product.
3357 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
3358 Pick up xm-siglist and xm-alloca.
3359 (xm_defines): Add USG so dbxout will build.
3360 * configure: Regenerate.
3362 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
3364 Support for official Sparc V9 ABI:
3365 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
3366 Care for flag_pcc_struct_return default.
3367 (output_move_quad): Rewrite to move by halves on v9 and in the
3369 (move_quad_direction): New function.
3370 (output_fp_move_quad): Use it to determine the direction of copy.
3371 (function_arg_slotno): Return -1 for FP reg overflow as well.
3372 (function_arg_record_value*): New functions.
3373 (function_arg): Use them. Streamline unprototyped parameter passing.
3374 (function_arg_pass_by_reference): Pass TCmode by reference.
3375 (function_value): New function.
3376 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
3377 long long in 64-bit mode.
3378 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
3379 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
3380 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
3381 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
3382 (BASE_INCOMING_ARG_REG): Likewise.
3383 (FUNCTION_VALUE): Call function_value.
3384 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
3385 * sparc.md (movdi_sp32_v9): Disable for arch64.
3386 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
3387 (call_value_address_sp64): Remove register class constraints.
3388 (call_value_symbolic_sp64): Likewise.
3389 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
3390 v9 case to 32-bit constants.
3391 (goto_handler_and_restore_v9): Provide a version for arch64.
3392 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
3393 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
3394 (CPP_PREDEFINES): New.
3395 * sparc/sp64-elf.h: Likewise.
3396 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
3397 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
3398 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
3400 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
3402 * version.c: Bump for snapshot.
3404 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3406 * reload.c (find_reloads): Emit USEs to mark where a pseudo
3407 is reloaded with the MEM of its stack slot.
3408 * reload1.c (cannot_omit_stores): Delete.
3409 (reload): Don't initialize it.
3410 Don't apply avoid_return_reg logic to USEs.
3411 When done, remove USEs that have a REG_EQUAL note on them.
3412 (emit_reload_insns): Handle case where we have inherited a MEM.
3413 (choose_reload_regs): Likewise.
3414 (delete_output_reload): Don't use cannot_omit_stores.
3416 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
3418 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
3420 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
3422 * haifa-sched.c (print_{exp,value}): Various changes to make the
3423 debug output easier to read. Also, use only one buffer, and make
3424 sure the buffer we are passed in doesn't overflow.
3425 (safe_concat): Concatenate to a buffer without overflow.
3427 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3429 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
3432 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3434 * sched.c (new_insn_dead_notes): Check if the register was
3435 used in the original instruction.
3436 * haifa-sched.c (new_insn_dead_notes): Likewise.
3438 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
3440 * dwarf2out.c (scope_die_for): If could not find proper scope,
3441 check for and handle tagged type with incorrect TYPE_CONTEXT.
3443 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
3445 * calls.c (expand_call): Fix recognition of C++ operator new.
3447 * alias.c (mode_alias_check): Disable type based alias detection.
3449 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
3451 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
3452 ASM_OUTPUT_WEAK_ALIAS): Define.
3453 * config/mips/elf64.h: Same.
3454 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
3455 ASM_WEAKEN_LABEL): Removed.
3457 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3459 * calls.c (expand_call): Bump the length limit on the specially
3460 recognized function names to 17.
3462 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
3464 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
3465 when undefining macros at the end.
3467 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
3468 val or len has TREE_SIDE_EFFECTS set.
3470 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
3471 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
3472 (smuldi3_highpart): Call const v8plus routine.
3473 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
3474 (const_smulsi3_highpart_v8plus): New pattern.
3475 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
3476 (umulsidi3): Call const v8plus routine.
3477 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
3479 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
3480 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
3482 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
3484 * m32r.c (*_oper{and|ator}): Change enum arguments and return
3485 values to int, so they can be prototyped even in files that don't
3487 ({small,large}_insn_p): Ditto.
3488 (m32r_select_cc_mode): Ditto.
3489 (gen_compare): Ditto.
3490 (function_arg_partial_nregs): Ditto.
3491 (m32r_setup_incoming_varargs): Ditto.
3492 (init_reg_tables): Add prototype.
3493 (m32r_frame_info): Add prolog_size field.
3494 (m32r_compute_frame_size): Calculate the size of the prologue.
3495 (m32r_first_insn_address): Return prologue size.
3496 (m32r_output_function_prologue): Calculate frame size before
3497 printing out information. Print out the prologue size.
3499 * m32r.h: Prototype all functions in m32r.c.
3500 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
3502 * m32r.md (bcc functions): Cast enum's to int.
3504 * m32r.c (conditional_move_operand): Silence a debug message.
3505 ({small,long}_insn): New predicates.
3507 * m32r.h (TARGET_M32R): New macro.
3508 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
3509 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
3511 (ISSUE_RATE): Define as 2.
3513 * m32r.md (insn_size): New attribute.
3514 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
3516 (m32r): New attribute.
3518 * configure.in (enable_haifa): Switch m32r to Haifa by default.
3519 * configure: Regenerate.
3521 (Changes from Nick Clifton <nickc@cygnus.com>)
3522 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
3523 the equivalent of a negated 'I' constraint.
3524 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
3525 optimisation to work.
3527 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
3528 than 'I' since the value is negated.
3529 (peephole): Add peephole optimisation to cope with optimization of
3530 divide and subtracts of the same operands.
3532 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
3536 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
3539 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
3541 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
3543 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
3545 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
3546 frame_pointer_rtx not FRAME_POINTER_REGNUM.
3548 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
3550 * reg-stack.c: Revert last patch (Apr 20).
3551 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
3553 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
3555 * loop.c (check_dbra_loop): New locals jump, first_compare, and
3556 compare_and_branch. Call get_condition to set first_compare.
3557 Set compare_and_branch to number of compare/branch instructions.
3558 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
3559 Replace '2' with compare_and_branch.
3561 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3563 * cplus-dem.c (demangle_qualified): Replace missing else.
3565 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3567 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
3569 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3571 * sh.c (sh_expand_prologue, sh_expand_epilogue):
3572 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
3573 * sh.h (STACK_BOUNDARY): Likewise.
3575 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3577 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3579 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
3581 * system.h (abort): If abort is not defined, and neither is
3582 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
3583 reporting the line and filename of the error.
3585 * .gdbinit: Add breakpoints on exit and fancy_abort.
3587 * final.c (split_double): Avoid a compiler warning if
3588 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
3590 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
3591 for calling jump_optimize.
3593 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
3594 macros, rather than 0/1's.
3596 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
3598 * alpha.h (CONST_COSTS): Zero is always free.
3599 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
3601 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3603 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
3604 length in the name of a virtual table.
3606 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
3608 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
3610 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
3612 * version.c: Bump for snapshot.
3614 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
3616 * fold-const.c (fold_convert): Fix typo.
3618 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
3620 * alias.c (alias_invariant): New variable.
3621 (record_base_value): New argument INVARIANT.
3622 (memrefs_conflict_p): If a register has an entry in the alias_invariant
3623 array, try substituting that value for the register.
3625 * rtl.h: Declare record_base_value.
3627 * loop.c, unroll.c: Update callers of record_base_value.
3629 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
3630 ZERO_EXTEND do not affect base values.
3632 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
3634 * dbxout.c (dbxout_type): Fix typo.
3635 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
3637 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
3639 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
3641 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
3642 if the argument is the address of a structure or array.
3644 * configure.in: Enable Haifa scheduler by default for SPARC.
3646 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3648 * cse.c (cse_set_around_loop): Don't do optimization when
3649 new pseudos are created.
3651 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
3653 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
3655 (dbxout_type_method_1, dbxout_type): Likewise.
3656 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
3657 (dbxout_type): Fix check for when to print a type range in
3660 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3662 * (gen_shl_and, in case 1): Fix comparison with mask.
3664 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
3666 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
3667 pointer as second register in REG+REG pair.
3669 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3671 * c-common.c (check_format_info): Don't check for the 'x' format
3672 character twice, instead check for 'x' and 'X'
3674 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
3676 * Makefile.in (libgcc2.ready): Add explicit dependancy from
3677 $(STMP_FIXPROTO) to ensure all necessary include files have
3678 been created and to guarantee proper parallel builds.
3680 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3682 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
3683 register for stdarg functions.
3684 * sh.h (current_function_varargs): Declare.
3685 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
3687 1998-04-23 Jim Wilson <wilson@cygnus.com>
3689 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
3690 inhibit_libc is defined.
3692 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
3694 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
3696 * profile.c (tablejump_entry_p): New function.
3697 (branch_prob): Add code to recognize MIPS tablejump entry branch.
3698 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
3700 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
3702 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
3703 found, rather than at end of the loop, after the insn has been
3706 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
3708 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
3709 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
3711 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
3713 * loop.c (note_addr_stored): Correct function to take 2 arguments,
3716 * rtl.def (MATCH_INSN2): Add new matching pattern.
3717 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
3719 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
3721 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
3722 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
3724 * final.c (split_double): Sign extend both halves of a split CONST_INT.
3726 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
3728 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
3730 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3732 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
3733 (cplus_demangle_opname): Call mop_up_squangle.
3734 (cplus_demangle): Initialize squangle info, then call
3735 internal_cplus_demangle. (Most code moved there as well)
3736 (internal_cplus_demangle): New function, performs most of what use
3737 to be done in cplus_demangle, but is only called with this file.
3738 (squangle_mop_up): New function to clean up B and K code data.
3739 (mop_up): set pointers to NULL after freeing.
3740 (demangle_signature, demangle_template, demangle_class): Add
3741 switch elements to handle K and B codes.
3742 (demangle_prefix, gnu_special, demangle_qualified): Add
3743 code to handle K and B codes.
3744 (do_type, demangle_fund_type): Handle B and K codes.
3745 (remember_Ktype): New function to store K info.
3746 (register_Btype, remember_Btype): New functions for B codes.
3747 (forget_B_and_K_types): New function to destroy B and K info.
3749 1998-04-21 Jim Wilson <wilson@cygnus.com>
3751 * stmt.c (check_seenlabel): When search for line number note for
3752 warning, handle case where there is no such note.
3754 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
3756 * genemit.c (gen_exp): Allow machine description to set mode of
3759 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
3761 * alias.c (mode_alias_check): New function.
3762 (true_dependence, anti_dependence, output_dependence): Call
3765 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
3767 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
3768 (MIPS_STACK_ALIGN): Similarly.
3770 * c-common.c (type_for_mode): Handle TI types.
3771 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
3772 (init_decl_processing): Handle TI types.
3773 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
3775 * mips.c (block_move_loop): Test Pmode == DImode instead of
3777 (expand_block_move, save_restore_insns): Likewise.
3778 (function_prologue, mips_expand_prologue): Likewise.
3779 (mips_expand_epilogue): Likewise.
3780 * mips.h (POINTER_SIZE): Allow specific targets to override.
3781 (Pmode): Allow specific targets to override.
3782 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
3783 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
3784 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
3785 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
3786 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3787 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
3788 * mips.md (indirect, tablejump & casesi support): Test for
3789 Pmode == DImode instead of TARGET_MIPS64.
3790 (call patterns): Likewise.
3792 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3794 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
3795 for gen_rtx(MEM, ...).
3797 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
3799 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
3800 to not be so gross, and to properly function with PIC.
3802 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
3804 * frame.c (heapsort): Rename to frame_heapsort.
3806 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
3808 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
3810 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
3812 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
3814 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
3815 operands during and after reload.
3817 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3819 * final.c (shorten_branches, init_insn_lengths): Move code
3820 to free label_align, uid_shuid, insn_lengths, insn_addresses
3821 and uid_align from the former function into the latter one;
3822 Add code to clear these variables.
3823 * sh.h (label_align): Remove declaration.
3825 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
3827 * gcc.c (lang_specific_driver): Declare prototype properly so
3828 fatal can be passed to it without error.
3830 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
3831 * configure: Regenerate.
3832 * config.in: Add #undef's for strchr and strrchr.
3834 * protoize.c (toplevel): If we have rindex, but not strrchr, map
3836 (file_could_be_converted): Use strrchr, not rindex since rindex is
3837 not defined on Linux systems when _POSIX_SOURCE is defined.
3838 (file_normally_convertible): Ditto.
3839 (process_aux_info_file): Ditto.
3842 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
3843 a constant to an integer register, don't split the insns that do
3844 the simple AND and OR operations, rather just split each word, and
3845 let the normal movsi define split handle it further.
3847 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3849 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
3850 (split_branches): Call init_insn_lengths.
3852 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
3854 * i386.c: Include expr.h to get the change_address prototype
3857 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
3859 * reg-stack.c (subst_asm_stack_regs): Change to return the last
3860 new insn generated by this function.
3861 (subst_stack_regs): Likewise.
3862 (convert_regs): Record the last newly generated insn and use
3863 it for change_stack () instead of INSN.
3865 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
3867 * fix-header.c (enum special_file): Undefine enumerators if they
3868 are already defined by include files.
3869 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
3870 macro with '__' to not pollute user namespace.
3872 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
3874 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
3876 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
3878 * version.c: Bump for snapshot.
3880 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
3882 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
3884 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
3885 Add missing -Dpentium* options.
3886 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
3887 instead of CPP_CPU_DEFAULT.
3888 (EXTRA_SPECS): Add entry for cpp_cpu_default.
3890 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
3892 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
3893 negative in a stackless frame.
3894 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
3895 in stackless frame size. Support 64-bit stackless frame size.
3896 Combine fpmem offset calculations and don't add total_size to
3897 offset if not pushing a stack frame.
3899 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
3901 * regmove.c (fixup_match_1): In three places, in flag_exceptions
3902 check, change p to q.
3904 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
3906 * gcc.c (lang_specific_driver): Add new parm type to prototype.
3907 (added_libraries): New file scope static variable.
3908 (process_command): Initialize added_libraries. Pass it to
3909 lang_specific_driver.
3910 (main): Use added_libraries in check for no input files.
3912 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
3914 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
3915 code generation. Use 64 bit instructions in 32 bit mode when
3916 possible. Use V9 return instruction. UltraSPARC optimizations.
3918 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
3920 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
3922 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
3923 just pass zero. That will work regardless of the size of HARD_REG_SET.
3925 * libgcc2.c (__floatdisf): Fix a couple typos.
3927 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
3929 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
3931 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
3933 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
3935 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
3937 * emit-rtl.c (operand_subword_force): If a register can not be
3938 accessed by words, copy it to a pseudo register.
3940 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
3942 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
3944 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
3946 * tree.h (mark_seen_cases): Delete declaration.
3948 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
3950 * stmt.c (mark_seen_cases): Make static and add prototype.
3952 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3954 * frame.c: Include stdlib.h and unistd.h to possibly get various
3955 function prototypes. The fixproto script guarantees these header
3956 files exist on the target system.
3957 * libgcc2.c: Likewise.
3959 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
3960 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
3961 function parameters.
3962 * libgcc2.c (__udiv_w_sdiv): Likewise.
3964 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
3966 * varasm.c (asm_output_bss): Add prototype.
3967 (asm_output_aligned_bss): Likewise.
3969 * unroll.c (verify_addresses): Add prototype.
3971 * toplev.c: Add many prototypes. Too many to mention here.
3973 * stmt.c (check_seenlabel): Add prototype.
3975 * rtlanal.c (reg_set_p_1): Add prototype.
3976 (reg_set_last_1): Likewise.
3978 * reorg.c (find_dead_or_set_registers): Add prototype.
3980 * regmove (try_auto_increment): Add prototype.
3982 * reg-stack.c (pop_stack): Add prototype.
3984 * recog.c (validate_replace_rtx_1): Add prototype.
3985 (find_cosntant_term_loc): Likewise.
3987 * loop.c (regs_patch_p): Add prototype.
3988 (add_label_notes, count_nonfixed_reads): Likewise.
3989 (find_single_use_in_loop): Likewise.
3990 (express_from): Surround prototype with #ifdef.
3991 (giv_sort): Similarly.
3993 * jump.c (mark_modified_reg): Add prototype.
3995 * haifa-sched.c (is_prisky): Add prototype.
3996 (queue_to_ready): Likewise.
3998 * genextract.c (gen_insn): Add prototype.
4000 * genemit.c (max_operand_1): Add prototype.
4001 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
4002 (gen_expand, gen_explit, output_add_clobbers): Likewise.
4003 (output_init_mov_optab): Likewise.
4005 * genattrtab.c (attr_hash_add_rtx): Add prototype.
4006 (attr_hash_add_string, write_length_unit_log): Likewise.
4008 * genattr.c (init_range): Add prototype.
4010 * combine.c (sets_function_arg_p): Add prototype.
4012 * expr.c (store_constructor_field): Add prototype.
4013 (get_memory_usage_from_modifier): Likewise
4015 * expmed.c (synth_mult): Add prototype.
4016 (choose_multiplier, invert_mod2n): Likewise.
4018 * except.c (push_eh_entry): Add prototype.
4019 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
4020 (call_get_eh_context, start_dynamic_cleanup): Likewise.
4021 (start_dynamic_handler, can_throw): Likewise.
4022 (output_exception_table_entry, scan_region): Likewise.
4023 (eh_regs, set_insn_eh_region): Likewise.
4025 * dwarfout.c (decl_class_context): Add prototype.
4026 (output_inheritance_die, type_ok_for_scope): Likewise.
4028 * c-lex.c (skip_white_space_on_line): Add prototype.
4030 * alias.c (record_set): Add prototype.
4031 (find_base_term, base_alias_check): Likewise.
4033 * function.c (assign_outer_stack_local): Make static and add prototype.
4035 * haifa-sched.c (build_control_flow): Accept raw data as inputs
4036 instead of computing it locally. Callers changed.
4037 (find_rgns): Several new arguments. Callers changed.
4038 Generally clean up and comment better. Use dominators to
4039 identify reducible loops. Convert some flag arrays to bitmaps.
4040 Convert most of the code to work on pred/succ lists instead of
4041 an edge table. Add comments for future improvements.
4042 (schedule_insns): Allocate temporary tables for flow data, call
4043 routines to compute flow data and pass it along to children as
4045 (debug_control_flow): Delete. Use dump_bb_data instead.
4047 * basic-block.h (compute_dominators): Declare.
4049 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
4051 * basic-block.h: Declare them.
4053 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
4055 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
4058 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
4060 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
4061 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
4062 node is non NULL. Cache last file name and file name identifier node.
4064 1998-04-15 Mark Mitchell <mmitchell@usa.net>
4066 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
4067 the length of an array, not TREE_TYPE.
4069 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
4071 * flow.c (sbitmap_union_of_successors): New function.
4072 * basic-block.h (sbitmap_union_of_successors): Declare it.
4074 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
4076 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
4077 Set gnu_ld to gnu_ld_flag inside main loop.
4080 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
4082 * toplev.c (compile_file): Call init_parse using new interface.
4083 (init_lex): Remove declaration.
4085 * c-lex.c (init_parse): Now returns char* containing filename.
4087 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
4089 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
4091 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
4093 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
4094 (gen{extract,peep,opinit,output}): Ditto.
4096 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
4097 global definition so print-rtl.o can be linked in.
4098 * gen{peep,recog}.c (insn_attr_name): Ditto.
4100 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
4102 * fixincludes: discard empty C++ comments, as found in sys/time.h
4105 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4107 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
4110 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
4112 * emit-rtl.c (operand_subword): Rework slightly to avoid
4113 bogus warning from previous change.
4115 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
4117 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
4118 Nov 8 find_replacement change. Move decls of get_unaligned_address
4119 * alpha.h: ... here.
4121 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
4123 * function.c (assign_parms): Initialize unsignedp before passing
4124 its pointer to promote_mode.
4126 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
4127 (write_test_expr): Allow MATCH_INSN.
4129 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
4131 * install.texi: Update section on warnings that can be safely ignored.
4133 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
4135 * mips.md (reload_outdi): Change the scratch mode from DImode to
4136 TImode. New variable scratch, used instead of operand[2] in template.
4137 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
4139 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
4141 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
4143 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
4145 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
4147 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
4149 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
4150 (ASM_FINISH_DECLARE_OBJECT): Likewise.
4152 * Idea and part of the patch from HJ.
4153 * Makefile.in: auto-host.h renamed from auto-config.h. All references
4155 (distclean): Remove auto-build.h too.
4156 * configure.in: Rename host autoconf generated file to auto-host.h.
4157 If host != build, then run autoconf to generate auto-build.h for
4158 the build machine and include it in build_xm_files.
4159 Check for wait.h and sys/wait.h.
4161 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
4162 TRULY_NOOP_TRUNCATION.
4164 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
4166 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
4168 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
4170 * invoke.texi (ld options) Include memset requirements
4171 for options -nodstdlib and -nodefaultlibs.
4173 1998-04-12 Paul Eggert <eggert@twinsun.com>
4175 This change is from an idea suggested by Arthur David Olson.
4177 * c-common.c (decl_attributes, record_function_format,
4178 check_format_info, init_function_format_info):
4179 Add support for strftime format checking.
4180 (enum format_type): New type.
4181 (record_function_format): Now static, and takes value of type
4182 enum format_type instead of int.
4183 (time_char_table): New constant.
4184 (struct function_format_info): format_type member renamed from is_scan.
4185 (check_format_info): Use `warning' rather than sprintf followed by
4186 `warning', to avoid mishandling `%' in warnings.
4187 Change `pedwarn' to `warning', since these warnings do not necessarily
4188 mean the program does not conform to the C Standard, as the code
4189 need not be executed.
4191 * c-tree.h (record_function_format): Remove decl; no longer extern.
4193 * extend.texi: Add documentation for strftime format checking.
4195 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
4197 * mips/ecoffl.h: Do not include mips.h.
4198 * mips/elf.h: Likewise.
4200 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
4201 * mips/ecoff.h: Include "mips/mips.h".
4203 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
4205 * version.c: Bump for snapshot.
4207 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
4209 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
4210 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
4211 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
4212 between loop optimization passes.
4213 * rtl.h: Updated appropriately.
4215 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
4217 Reinstall this patch from Jason.
4218 * function.c (push_function_context_to): Don't call init_emit.
4220 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
4222 * rtl.c (read_skip_spaces): Prevent infinite loops upon
4223 encountering unterminated comments.
4225 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
4227 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
4230 * configure.in: Handle --with-fast-fixincludes.
4231 (fixincludes): If --with-fast-fixincludes, then use a different
4232 fixincludes program by default.
4233 * Makefile.in (fixinc.sh): New rule.
4235 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
4237 * i386.md (movqi+1): Handle invalid QI register.
4238 (movsf_push-1): Likewise.
4240 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
4242 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
4244 symbolic_memort_operand(), call32_operand(), int8_operand(),
4245 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
4247 uint16_operand(): Made static.
4249 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
4251 * calls.c (expand_call): Fix typo.
4253 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
4255 * c-lex.c (finput): New global.
4256 (init_parse): Always included. Handle !USE_CPPLIB using
4257 code originally in compile_file.
4258 (finish_parse): Update for CPPLIB.
4259 * toplev.c (init_parse, finish_parse): Declare.
4260 (finput): Delete variable. Now in front-ends.
4261 (compile_file): Remove code which is now handled by init_parse
4262 which is unconditionally called. Similarly for finish_parse.
4264 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
4266 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
4267 ASM_WEAKEN_LABEL): Add.
4269 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
4271 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
4272 * configure.in (alpha-*-linux*): Use them.
4274 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
4276 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
4277 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
4278 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
4279 (build_expr_wfl): New prototype declaration.
4280 * tree.c (build_expr_wfl): New function, to build
4281 EXPR_WITH_FILE_LOCATION nodes.
4282 (copy_node): Don't zero TREE_CHAIN if copying a
4283 EXPR_WITH_FILE_LOCATION node.
4284 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
4285 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
4287 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
4289 * configure.in (v850): Use t-v850.
4290 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
4292 * protoize.c (creat, read, write): Do not declare.
4294 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
4295 refer to the CODE_LABEL before a dispatch table.
4297 * invoke.texi: Add ARC options.
4299 * gcc.c (proces_command): Improve error message for -o with
4302 * i386/x-cygwin32 (CLIB): Link in advapi32.
4304 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
4305 (ASM_IDENTIFY_LANGUAGE): Likewise.
4307 * i386.md (movqi recognizer): Don't perfom byte increment into
4310 * configure.in (x86-dg-dgux): Run fixinc.dgux.
4312 * i370.h: Fix typo in GEN_INT changes.
4314 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
4315 of an empty arglist in prototype.
4317 * Makefile.in: Remove bytecode crud that crept back in after the
4320 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
4322 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
4323 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
4325 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
4327 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4329 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
4331 * c-lex.c (is_class_name): Delete declaration.
4332 (whitespace_cr): Make static and add prototype.
4333 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
4334 yylex, get_directive_line): Turn declarations into prototypes.
4335 (position_after_whitespace, check_newline, yyerror,, is_class_name,
4336 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
4338 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
4340 * gencodes.c (gen_insn): Add prototype.
4341 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
4342 gen_peephole): Add prototypes.
4343 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
4345 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
4346 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
4347 genheader, gencode): Add prototypes.
4348 * genopinit.c (gen_insn): Add prototype.
4349 * genoutput.c (output_prologue, output_epilogue, scan_operands,
4350 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
4351 gen_expand, gen_split, n_occurrences): Add prototypes.
4352 * genpeep.c (gen_peephole): Add prototype.
4353 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
4354 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
4355 labels_in_range_p, count_loop_regs_set, note_addr_stored,
4356 loop_reg_used_before_p, scan_loop, replace_call_address,
4357 skip_consec_insns, libcall_benefit, ignore_some_movables,
4358 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
4359 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
4360 check_final_value, record_giv, update_giv_derive, basic_induction_var,
4361 simplify_giv_expr, general_induction_var, consec_sets_giv,
4362 check_dbra_loop, express_from, combine_givs_p, combine_givs,
4363 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
4364 last_use_this_basic_block, record_initial, update_reg_last_use,
4365 iteration_info, analyze_loop_iterations, insert_bct,
4366 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
4369 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
4371 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4373 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
4375 * config/mips/mips.c (siginfo): Deleted.
4376 (override_options): Don't install SIGINFO signal handler.
4378 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
4380 * loop.c (check_dbra_loop): When normalize comparison_val, add check
4381 to verify it is non-negative.
4383 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
4385 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
4386 (alpha_expand_block_clear): Likewise.
4388 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
4390 * tree.h (sizetype_tab): Fix previous change for K&R.
4392 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
4394 * version.c: Bump for snapshot.
4396 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
4398 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
4399 Add USG and POSIX to xm_defines.
4401 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
4403 * gcc.c: Add linker spec.
4404 (link_command_spec): Use %(linker) instead of ld.
4405 (main): If collect2 is requested as the linker, see if it exists;
4406 if not, use ld instead.
4408 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
4410 (install-collect2): Install as collect2, not ld.
4412 * configure.in(will_use_collect2): It's named collect2 now.
4414 * collect2: Remove checks to see if we were invoked recursively.
4415 (collect_execute): Use _spawnvp under cygwin32.
4417 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
4419 * haifa-sched.c (build_control_flow): Set unreachable for block whose
4420 only predecessor is itself.
4422 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4424 * c-parse.in: Include system.h, and remove stuff now made redundant.
4427 * protoize.c: Likewise. Properly check for cpp stringification.
4429 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
4432 * objc/Make-lang.in (objc-parse.o): Likewise.
4434 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4436 * gansidecl.h: Check if compiler supports __attribute__. Provide
4437 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
4438 __attribute__ when its available. Also provide definitions for
4439 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
4440 terms of ATTRIBUTE_PRINTF.
4442 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
4445 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
4447 * combine.c (can_combine_p): Include successor in volatile test.
4449 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4451 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
4454 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
4456 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
4457 in prototype and definition.
4459 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
4461 * version.c: Bump for snapshot.
4463 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
4465 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
4466 alpha_expand_unaligned_store_words.
4468 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
4470 * i386.md (movsf_push, movsf_mem): Remove.
4471 (movsf_push): Rename from movsf_push_nomove and move in front of
4472 movsf. Use nonmemory_operand predicate and don't bother checking
4474 (movsf_push_memory): New pattern.
4475 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
4476 both operands refer to memory then force operand[1] into a register.
4477 (movsf_normal): Change to unnamed pattern.
4478 Likewise for movdf, movxf, and friends.
4480 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
4482 * version.c: Bump for snapshot.
4484 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
4486 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
4488 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
4490 * configure.in (mips-wrs-vxworks): New target.
4492 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
4494 * expmed.c (synth_mult): The value -1, has no zeros, so it can
4495 never have the form ...011.
4497 * version.c: Bump for snapshot.
4499 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
4501 * i386.c (asm_output_function_prefix, load_pic_register):
4502 Use ASM_GENERATE_INTERNAL_LABEL properly.
4503 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
4504 (print_operand): Ignore it.
4505 (load_pic_register): Use it for the got load call.
4506 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
4507 (prologue_get_pc_and_set_got): Likewise.
4508 * i386.h: Update print_operand docs.
4510 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
4512 * i386.md (ffssi, ffshi): Rewrite as define_expands.
4513 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
4514 * i386.c (notice_update_cc): Recognize unspec 5.
4516 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
4518 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
4519 * alpha.c (print_operand): Handle it.
4520 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
4522 (fix_truncdfdi2): Likewise.
4524 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
4526 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
4527 of these into a single struct, with additional [us]sizetype entries.
4528 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
4529 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
4532 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
4534 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
4536 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
4538 * haifa-sched.c (split_block_insns): Don't supress insn splitting
4539 on subsequent passes.
4541 * alpha.c (hard_fp_register_operand): New function.
4542 * alpha.h (PREDICATE_CODES): Add it.
4543 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
4544 f<-m case and accompanying define_split.
4545 (trapb): Use a unique unspec_volatile number.
4547 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
4549 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
4552 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
4554 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
4557 * haifa-sched.c: Mirror recent changes from gcc2.
4559 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
4561 * Makefile.in (insn*.o): Depend on system.h.
4563 * pa.c (output_global_address): Initialize base.
4564 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
4566 1998-04-03 Mike Stump <mrs@wrs.com>
4568 * gthr.h: Support systems that don't have weak, but have threads.
4569 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
4570 * gthr-vxworks.h: New file.
4571 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
4573 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
4575 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
4577 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
4579 * ginclude/va-i960.h (va_end): Change void * to void.
4581 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4583 * Makefile.in (choose-temp.o): Depend on system.h.
4585 * choose-temp.c: Include system.h when IN_GCC.
4587 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
4588 Richard Henderson <rth@cygnus.com>
4590 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
4591 (move_replacements): New function.
4592 * reload.h: Prototype it.
4594 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
4596 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
4598 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
4601 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
4602 (gen_highpart): Likewise.
4603 * final.c (alter_subreg): Allow the target to hook by-mode subreg
4604 hard register number changes.
4606 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
4608 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
4609 rnbitsize, rnmode and rinner.
4610 (make_range): Initialize type.
4611 (fold): Initialize arg0, arg1 and varop.
4613 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
4615 (expand_function_start): Initialize last_ptr.
4617 * stor-layout.c (layout_record): Initialize desired_align.
4618 (get_best_mode): Initialize unit.
4620 * tree.c (copy_node): Initialize length.
4622 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
4624 * caller-save.c (insert_save_restore): Initialize pat, code and
4627 * emit-rtl.c (push_to_sequence): Initialize top.
4628 (push_topmost_sequence): Likewise.
4630 * genattrtab.c (simplify_by_exploding): Initialize defval.
4632 * profile.c (branch_prob): Initialize dest.
4634 * rtl.h (note_stores): Remove duplicate prototype.
4635 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
4637 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
4638 strings that are not actually lengths.
4640 * genattrtab.c: Make generated file use system.h, instead of
4641 including stdio.h, etc directly.
4642 * genextract.c, genopinit.c, genoutput.c: Likewise.
4643 * genpeep.c, genrecog.c: Likewise
4645 * genoutput.c (process_template): Mark operands in the generated
4646 function as potentially unused if compiling with GNU CC.
4648 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
4650 * pa.md (reload peepholes): Remove unused variable "mode".
4652 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
4654 * config/arm/thumb.h: Add super interworking support.
4655 * config/arm/thumb.c: Add super interworking support.
4656 * config/arm/thumb.md: Add super interworking support.
4657 * config/arm/lib1funcs.asm: Add interworking support.
4658 * config/arm/lib1thumb.asm: Add super interworking support.
4659 * config/arm/t-semi: Add interworking support.
4660 * config/arm/t-thumb: Add interworking support.
4661 * config/arm/README-interworking: New file.
4663 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
4665 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
4666 (MD_STARTFILE_PREFIX): Unset.
4668 1998-04-01 Mark Mitchell <mmitchell@usa.net>
4670 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
4671 entity in a local scope.
4673 * fold-const.c (fold): Call truthvalue_conversion for values which
4674 are folded to boolean type.
4676 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
4678 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
4679 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
4680 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
4681 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
4682 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
4683 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
4684 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
4685 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
4686 * md.texi: Likewise.
4688 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
4690 * fixincludes (limits.h): Fix nested comments in Motorola's
4691 limits.h and sys/limits.h.
4693 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
4695 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
4696 as dest of expand_binop call.
4698 * alpha.md (extzv): Correct check for valid operand[2] values.
4700 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
4703 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
4705 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
4707 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
4708 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
4710 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
4711 cygwin32 can override this to allow both unix and win32 style PATHs.
4713 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
4714 style environment paths.
4716 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4718 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
4719 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
4720 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
4723 * cpphash.c: Include config.h.
4724 * cppalloc.c: Include system.h. Add parameters to various
4725 function prototypes.
4726 * cpperror.c: Likewise.
4727 * cppexp.c: Likewise.
4728 * cpphash.c: Likewise.
4729 * cpplib.c: Likewise.
4730 * cppmain.c: Likewise.
4731 * fix-header.c: Likewise.
4733 * gen-protos.c: Likewise.
4734 * gengenrtl.c: Likewise.
4735 * halfpic.c: Likewise.
4737 * scan-decls.c: Likewise.
4740 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
4742 * README.gnat: Add lang_print_xnode definition.
4744 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4746 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
4747 fmovecr on the 68060.
4749 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
4751 * genemit.c (DONE): Rework so that it works in the true arm if
4752 an if-else conditional.
4755 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
4757 * rs6000.c: Do not include stdioh or ctype.h anymore.
4759 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
4761 (stor-layout.o): Likewise.
4762 * c-typeck.c: Include rtl.h and expr.h.
4763 * stor-layout.c: Likewise.
4765 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
4766 All callers changed.
4767 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
4768 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
4769 All callers changed.
4771 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
4773 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
4775 * tree.h (lang_print_xnode): Provide prototype.
4777 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
4779 * version.c: Bump for snapshot.
4781 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
4783 * objc/sendmsg.c (__objc_block_forward): Add braces for return
4784 value if INVISIBLE_STRUCT_RETURN.
4786 * pa.c (arith_double_operand): Fix parens.
4788 * haifa-sched.c (print_pattern): Correct arg to sprintf.
4790 * Makefile.in (libgcc1.null): Make return type for __foo void.
4792 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
4794 * pa.h: Add declarations for many functions defined in pa.c.
4796 * genpeep.c (main): Remove unused variable 'i' from the generated
4799 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
4800 (gen_split): Likewise.
4801 (main): Rework generated definitions of DONE and FAIL so that they
4802 no longer use gotos. Avoids warnings about unused labels.
4804 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
4805 unused "junk" variable.
4807 * genattrtab.c (write_complex_function): Add a default case in
4808 generated switch statement to keep -W -Wall quiet.
4810 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
4812 * invoke.texi: Document more ARM and Thumb command line options.
4814 * config/arm/xm-thumb.h: New file.
4816 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
4818 * stmt.c (expand_expr_stmt): Must generate code for
4819 statements within an expression (gcc's `({ ... )}')
4820 even if -fsyntax-only.
4822 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4823 Jeffrey A Law (law@cygnus.com)
4825 * basic-block.h (basic_block_computed_jump_target): Declare.
4826 * flags.h: (current_function_has_computed_jump): Declare.
4827 * flow.c: (basic_block_computed_jump_target): Define.
4828 (flow_analysis): Allocate it. Set current_function_has_computed_jump
4830 (find_basic_blocks): Set current_function_has_computed_jump and
4831 elements of basic_block_computed_jump_target to 1 as appropriate.
4832 * function.c: (current_function_has_computed_jump): Define.
4833 * global.c (global_conflicts): Don't allocate pseudos into stack regs
4834 at the start of a block that is reachable by a computed jump.
4835 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
4837 (subst_stack_regs): Undo change from Sep 4 1997.
4838 (uses_reg_or_mem): Now unused, deleted.
4839 * stupid.c (stupid_life_analysis): Compute
4840 current_function_has_computed_jump.
4841 (stupid_find_reg): Don't allocate stack regs if the function has a
4843 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
4844 the current function has a computed jump. Use the global value
4847 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
4849 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
4850 (DWARF2_UNWIND_INFO): Define to zero.
4852 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
4854 * gcc.c (set_std_prefix): Add declaration.
4855 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
4856 suffix, and update the standard prefix prefix.c uses.
4858 * prefix.c (std_prefix): New global to hold default prefix value.
4859 (get_key_value): Change to use std_prefix instead of PREFIX.
4860 (translate_name): Ditto.
4861 (update_path): Ditto.
4862 (get_key_value): Release allocated scratch storage.
4863 (set_std_prefix): New function to reset the standard prefix.
4865 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4867 * sh.c (find_barrier): Fix calculations for alignment increase.
4869 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
4871 * Makefile.in (stmp-fixinc): If we're actually fixing include
4872 files, copy gcc's assert.h into the fixed include dir.
4873 * fixincludes (assert.h): Avoid any attempts to fix a probably
4874 broken system specific assert.h file.
4875 * fixproto (stdlib.h): Make sure, it'll contain a definition of
4878 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
4880 * regclass.c (reg_scan_mark_refs): Be more selective about
4881 when we mark a register with REGNO_POINTER_FLAG.
4883 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4885 reload inheritance improvement:
4886 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
4887 Change meaning: index is now hard reg number.
4888 (reg_reloaded_valid, reg_reloaded_dead): New variables.
4889 (reload_spill_index): Content is now a hard reg number.
4890 (reload_as_needed): Change to fit new variable meaning.
4891 (forget_old_reloads_1, allocate_reload_reg): Likewise.
4892 (choose_reload_regs, emit_reload_insns): Likewise.
4894 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4896 * regclass.c (record_reg_classes): '?' increases cost by two.
4898 * reload.c (find_reloads): Double previous costs. Output
4899 reloads cost one unit extra.
4901 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
4902 boiled down to && ! 0.
4904 * reload.c (find_equiv_reg): Also consider a goal offset from the
4905 frame pointer to be constant.
4907 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4909 * sh.h (OPTIMIZATION_OPTIONS): Define.
4911 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
4913 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
4915 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
4917 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
4919 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
4921 * c-common.c (check_format_info): Initialize type, is_type. New local
4922 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
4923 when pedantic if used with integral format specifier.
4925 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
4927 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
4929 (function_arg_padding): Declare.
4931 * rs6000.c: Include system.h.
4932 (function_arg_padding): Change return type to int, cast enum's to
4935 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
4936 * collect2.c (scan_prog_file): Add explicit braces to avoid
4939 * dbxout.c (dbxout_type_fields): Add braces around empty body in
4941 (dbxout_type): Likewise.
4943 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
4944 `ptt_size' from int to size_t.
4945 (rs6000_file_start): Likewise for `i'.
4946 (rs6000_replace_regno): Add default case in enumeration switch.
4947 (output_epilog): Remove unused variable `i'.
4948 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
4951 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
4953 (get_issue_rate, non_logical_cint_operand): Add prototype.
4954 (rs6000_output_load_toc_table): Ditto.
4956 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
4959 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
4961 * config/arm/thumb.c: New File. Support for ARM's Thumb
4963 * config/arm/thumb.h: New File. Thumb definitions.
4964 * config/arm/thumb.md: New File. Thumb machine description.
4965 * config/arm/tcoff.h: New File. Thumb COFF support.
4966 * config/arm/t-thumb: New File. Thumb makefile fragment.
4967 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
4969 * configure.in: Add Thumb-coff target.
4970 * configure: Add Thumb-coff target.
4971 * config.sub: Add Thumb-coff target.
4973 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
4975 * loop.c (scan_loop): Initialize move_insn_first to zero.
4977 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
4979 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
4980 * config/i386/rtems.h: Likewise.
4981 * config/i960/rtems.h: Likewise.
4982 * config/m68k/rtems.h: Likewise.
4983 * config/mips/rtems64.h: Likewise.
4984 * config/pa/rtems.h: Likewise.
4985 * config/rs6000/rtems.h: Likewise.
4986 * config/sh/rtems.h: Likewise.
4987 * config/sparc/rtems.h: Likewise.
4989 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4991 * pa.c (emit_move_sequence): If in reload, call find_replacement.
4993 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
4995 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
4997 * collect2.c (find_a_file): Add debugging.
4998 (find_a_file): Test for win32 style absolute paths if
4999 DIR_SERPARATOR is defined.
5000 (prefix_from_string): Add debugging.
5001 (main): Test for debug command line switch at start of program
5003 (main): Use GET_ENVIRONMENT rather than getenv().
5004 (prefix_from_env): Use GET_ENVIRONMENT.
5006 1998-03-24 Mark Mitchell <mmitchell@usa.net>
5008 * cplus-dem.c (optable): Add sizeof.
5009 (demangle_template_value_parm): New function containing code
5010 previously found in demangle_template.
5011 (demangle_integral_value): New function which handles complicated
5012 integral expressions.
5013 (demangle_template): Use them.
5015 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5017 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
5018 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
5019 genattrtab.o, genoutput.o): Depend on system.h.
5021 * genattr.c: Include system.h. Add arguments to various function
5022 prototypes. Remove redundant prototype of read_rtx().
5023 * genattrtab.c: Likewise.
5024 * gencodes.c: Likewise.
5025 * genconfig.c: Likewise.
5026 * genemit.c: Likewise.
5027 * genextract.c: Likewise.
5028 * genflags.c: Likewise.
5029 * genopinit.c: Likewise.
5030 * genoutput.c: Likewise.
5031 * genpeep.c: Likewise.
5032 * genrecog.c: Likewise.
5034 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
5036 * c-lang.c (lang_print_xnode): New function.
5037 * objc/objc-act.c (lang_print_xnode): Likewise.
5038 * print-tree.c (print_node): Call it
5040 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
5042 * c-parse.in: Recognize protocol qualifiers in class
5043 definitions for objc.
5045 (yyerror): Remove redundant decl.
5046 (yyprint): Fix prototype.
5048 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
5050 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
5052 * stmt.c (unroll_block_trees): Free block_vector if needed.
5054 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
5056 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
5057 (zero_extendsidi2): Avoid useless copy.
5058 (iordi_zext): New pattern.
5059 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
5061 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
5063 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
5064 (ashldi3): Allow constant shift count in range ]32,63].
5065 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
5067 1998-03-22 Mark Mitchell <mmitchell@usa.net>
5069 * tree.h (IS_EXPR_CODE_CLASS): New macro.
5071 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
5073 * h8300.h (CONST_COSTS): Remove definition.
5074 (DEFAULT_RTX_COSTS): Define.
5076 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
5078 * config/sh/rtems.h: Switched from ELF to COFF.
5080 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5082 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
5084 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
5086 * version.c: Bump for snapshot.
5088 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
5089 Geoff Noer <noer@cygnus.com>
5091 * Makefile.in: Various fixes for building cygwin32 native toolchains.
5093 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
5094 * objc/Make-lang.in: Likewise.
5096 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
5098 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
5100 * configure.in: Handle with-PACKAGE=no correctly
5102 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5104 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
5105 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
5106 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
5107 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
5108 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
5109 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
5110 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
5111 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
5112 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
5113 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
5116 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
5117 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
5118 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
5119 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
5120 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
5121 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
5122 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
5123 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
5124 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
5125 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
5126 xcoffout.c: Include system.h. Organize include ordering so
5127 that stdarg/varargs comes before other system headers. Remove
5128 spurious casts of functions assured of a prototype in system.h.
5130 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
5132 * reg-stack.c (pop_stack): Define. Pops any register on the
5133 regstack and adjusts regstack.
5134 (compare_for_stack_reg): Use pop_stack.
5136 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
5138 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
5141 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
5143 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
5145 * fold-const.c (fold): Replace sign-extension of a zero extended
5146 value by a single zero extension.
5148 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
5150 * except.c (init_eh): Do nothing.
5151 (save_eh_status): Call init_eh_for_function, not init_eh.
5152 * function.c (push_function_context_to): Don't call init_emit.
5154 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
5156 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
5159 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5161 * final.c (shorten_branches): Add parentheses around +/- in
5164 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
5166 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
5168 * regclass.c (memory_move_secondary_cost): Wrap uses of
5169 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
5172 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
5174 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
5176 * flow.c (life_analysis): #include <sys/types.h> to make sure
5178 * cplus-dem.c (demangle_function_name): Likewise.
5180 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
5182 * final.c (insn_noperands): Change type to unsigned int.
5183 (final_scan_insn): Likewise for noperands;
5184 properly check operand number boundaries.
5186 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
5188 * alpha.md (extzv): Don't reject register operands. Fix
5191 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
5193 * dbxout.c (dbxout_function_end): Fix last change. The correct
5194 predicate is ASM_OUTPUT_SECTION_NAME.
5196 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
5198 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
5199 (ashlsi): Use match_dup 1 instead of match_operand 2.
5201 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5203 * fold-const.c (operand_equal_for_comparison_p): See if equal
5204 when nop conversions are removed.
5206 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5208 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
5209 don't use ORIGINAL_TARGET unless REG.
5211 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5213 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
5215 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
5217 * loop.c (struct movable): New field move_insn_first.
5218 (scan_loop): In consec sets code, set it. Clear it otherwise.
5219 (move_movables): In consec sets code, use it. Copy REG_NOTES from
5220 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
5223 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
5225 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
5226 is large, and the system doesn't provide atoll or atoq.
5229 * alpha/xm-vms.h (HAVE_ATOLL): Define.
5230 Reported by Klaus Kaempf <kkaempf@progis.de>.
5232 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5234 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
5235 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
5237 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
5238 test !ACCUMULATE_OUTGOING_ARGS.
5240 * collect2.c (write_c_file_glob): Wrap function definition in
5241 macro test !LD_INIT_SWITCH.
5243 * combine.c (try_combine): Wrap variables `cc_use' and
5244 `compare_mode' in macro test EXTRA_CC_MODES.
5246 * cpplib.c (do_ident): Remove unused variable `len'.
5247 (skip_if_group): Remove unused variables `at_beg_of_line' and
5249 (cpp_get_token): Remove unused variable `dummy'.
5251 * dbxout.c (scope_labelno): Move static variable definition inside
5252 the one function scope where it is used.
5253 (dbxout_function_end): Wrap prototype and definition in
5254 macro test !NO_DBX_FUNCTION_END.
5256 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
5257 in macro test !MIPS_DEBUGGING_INFO.
5259 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
5260 into the scope where it is used. Wrap empty else-statement body
5263 * fix-header.c: Fix typo in comment.
5264 (inf_skip_spaces): Cast results of INF_UNGET to (void).
5265 (check_protection, main): Likewise.
5267 * flow.c (find_basic_blocks_1): Remove dangling comment text.
5269 * function.c (contains): Wrap prototype and definition in macro
5270 test HAVE_prologue || HAVE_epilogue.
5271 (fixup_var_refs_1): Remove unused variable `width'.
5273 * gen-protos.c (main): Remove unused variable `optr'.
5275 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
5277 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
5278 (__sjpopnthrow): Remove unused variable `jmpbuf'.
5279 (__throw): Remove unused variable `val'.
5281 * protoize.c: Check for a previously existing definition before
5282 defining *_OK macros.
5284 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
5286 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5288 * vax.h (ADDR_VEC_ALIGN): Define.
5290 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
5292 * gcc.c (default_arg): Don't wander off the end of allocated
5295 (From Geoffrey Keating <geoffk@ozemail.com.au>)
5296 * rs6000.c (small_data_operand): Ensure that any address
5297 referenced relative to the small data area is inside the SDA.
5299 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
5301 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
5303 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
5305 * except.h (in_same_eh_region): New prototype.
5306 (free_insn_eh_region, init_insn_eh_region): New prototypes.
5307 * except.c (insn_eh_region, maximum_uid): New static variables.
5308 (set_insn_eh_region): New static function to set region numbers.
5309 (free_insn_eh_region): New function to free EH region table.
5310 (init_insn_eh_region): New function to initialize EH region table.
5311 (in_same_eh_region): New function used to determine if two rtl
5312 instructions are in the same exception region or not.
5313 * final.c (final): Initialize the table indicating which instructions
5314 belong in which exception region.
5315 * genpeep.c (main): Add "except.h" to include file list in generated
5317 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
5318 peepholes involving calls and unconditional branches.
5320 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
5322 * README.gnat: New file.
5324 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5326 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
5327 "recog.h" for offsettable_memref_p.
5328 (legitimize_pic_address): Remove unused variable `offset'.
5329 (notice_update_cc): Change return type to void. Add default label
5331 (standard_68881_constant_p): Remove unused variable mode.
5332 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
5333 (const_int_cost): Explicitly declare as returning int.
5334 (output_dbcc_and_branch): Change return type to void.
5336 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
5337 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
5338 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
5340 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
5342 * version.c: Bump for snapshot.
5344 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5346 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
5347 check for 'M' constraint.
5349 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
5351 * cccp.c (create_definition): If pedantic, call pedwarn for macro
5354 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
5356 * i386.c (ix86_logical_operator): New function.
5357 (split_di): Ensure that when a MEM is split, the resulting MEMs have
5359 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
5362 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5363 Richard Earnshaw <rearnsha@arm.com>
5364 Nick Clifton <nickc@cygnus.com>
5366 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
5368 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
5370 * cse.c (rtx_cost): Provide a default case in an enumeration
5371 switch, and call DEFAULT_RTX_COSTS if it's defined.
5373 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
5375 * basic-block.h (compute_preds_succs): Change return type in
5377 * flow.c (compute_preds_succs): Likewise in function definition.
5379 * regmove.c (find_matches): Cast char used as array index to unsigned char
5382 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
5384 * i386.h (RTX_COSTS): Insert braces around nested if.
5385 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
5388 * gcc.c (default_compilers): Properly put brackets around array elements in
5391 * getopt.c (_getopt_internal): Add explicit braces around nested if;
5394 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
5395 (record_reg_life_pat): Add explicit parens around && and || in expression.
5396 (stack_reg_life_analysis): Add parens around assignment used as expression.
5397 (convert_regs): Likewise.
5399 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
5401 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
5402 change callers accordingly.
5404 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
5405 and definition; change all callers accordingly.
5407 * except.c (init_eh): Avoid assignment of unused return value of
5408 build_pointer_type; cast it to void, instead, and remove unused
5411 * gcc.c (lang_specific_driver): Define prototype only #ifdef
5412 LANG_SPECIFIC_DRIVER.
5413 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
5415 * genoutput.c (output_epilogue): Initialize next_name to 0.
5417 * real.c (efrexp): #if 0 prototype and function definition.
5418 (eremain): Likewise.
5425 * reload.c (push_secondary_reload): Define prototype only
5426 #ifdef HAVE_SECONDARY_RELOADS.
5428 * varasm.c (assemble_static_space): Define rounded only
5429 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
5431 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
5433 * i386.md (andsi): Add default case in enumeration switch.
5438 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
5440 * c-decl (finish_struct): Change type of min_align to unsigned.
5442 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
5443 remove unused variable len.
5445 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
5446 comment indicating this is proper behaviour.
5447 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
5449 (based_loc_descr): Likewise.
5451 * enquire.c (bitpattern): Change type of variable i to unsigned.
5453 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
5455 * flow.c (life_analysis): Change type of variable i to size_t;
5456 remove unused variable insn.
5458 * gcc.c (translate_options): Change type of variables optlen, arglen and
5460 (input_filename_length): Change type to size_t.
5461 (do_spec_1): Change type of variable bufsize to size_t.
5462 (main): Change type of variables i and j to size_t;
5463 remove subblock local definition of variable i.
5464 (lookup_compiler): Change type of second argument to size_t;
5465 change type of variable i to size_t.
5467 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
5469 * genopinit.c (get_insn): Change type of variable pindex to size_t.
5471 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
5473 * global.c (global_alloc): Change type of variable i to size_t.
5475 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
5477 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
5478 (expand_end_case): Change type of variable count to size_t.
5480 * toplev.c (main): Change type of variable j to size_t.
5481 (set_target_switch): Change type of variable j to size_t.
5482 (print_switch_values): Change type of variable j to size_t;
5483 remove unused variable flags.
5485 * varasm.c (assemble_variable): Change type of variable align to size_t.
5486 (const_hash_rtx): Change type of variable i to size_t.
5488 1998-03-11 Mark Mitchell <mmitchell@usa.net>
5490 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
5491 TREE_VEC if that's what it really is.
5493 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
5495 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
5498 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
5500 * gthr.h: Changed the comment about return values.
5501 * gthr-solaris.h (__gthread_once): Do not use errno; return the
5502 error number instead of -1.
5503 (__gthread_key_create): Any non-zero return value is an error.
5504 * libgcc2.c (eh_context_initialize): Check for non-zero return
5505 value from __gthread_once.
5506 Check that the value of get_eh_context was really changed.
5508 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5510 * sh.h (LOOP_ALIGN): Only align when optimizing.
5511 * sh.c (find_barrier): Clear inc for CODE_LABELs.
5512 When not optimizing, calculate alignment for BARRIERs directly.
5514 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5516 * final.c (shorten_branches): Remove conditionalizing on
5517 SHORTEN_WITH_ADJUST_INSN_LENGTH
5518 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
5520 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
5522 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
5523 an unconditional jump around deleted blocks.
5525 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
5527 * profile.c (branch_prob): If see computed goto, call fatal instead of
5530 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
5532 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
5533 Patch from Bruno Haible.
5535 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
5536 (assign_parms): Set aggregate if hide_last_arg and last_named.
5538 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5540 * final.c (shorten_branches): Initialize insn_addresses.
5542 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5544 * sh.h (MUST_PASS_IN_STACK): Define.
5546 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
5548 * final.c (shorten_branches): Fix minor logic error in
5549 ADDR_DIFF_VEC shortening support.
5551 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
5553 * version.c: Bump for snapshot.
5555 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
5557 * haifa-sched.c (is_cfg_nonregular): Change return type to
5558 an int. No longer compute "estimated" number of edges. Use
5559 computed_jump_p instead of duplicating the code. Fixup/add
5561 (build_control_flow): Returns a value indicating an irregularity
5562 in the cfg was detected. Count the number of edges in the cfg.
5563 allocate various edge tables.
5564 (find_rgns): No longer look for unreachable blocks.
5565 (schedule_insns): Do not allocate memory for edge tables here.
5566 Free memory for edge tables before returning. Do not perform
5567 cross block scheduling if build_control_flow returns nonzero.
5568 * flow.c (compute_preds_succs): More accurately determine when
5571 * basic-block.h (free_basic_block_vargs): Provide prototype.
5573 * cccp.c (main): Fix dumb mistakes in last change.
5575 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5577 * rtl.h (addr_diff_vec_flags): New typedef.
5578 (union rtunion_def): New member rt_addr_diff_vec_flags.
5579 (ADDR_DIFF_VEC_FLAGS): New macro.
5581 * sh.c (output_branch): Fix offset overflow problems.
5583 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
5584 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
5585 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
5586 * stmt.c (expand_end_case): Supply new arguments to
5587 gen_rtx_ADDR_DIFF_VEC.
5588 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
5589 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
5590 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
5591 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
5592 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
5593 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
5594 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
5595 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
5596 * i386/freebsd.h, i386/linux.h : Likewise.
5597 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
5598 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
5599 * m68k/mot3300.h, m68k/sgs.h : Likewise.
5600 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
5601 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
5602 (CASE_VECTOR_SHORTEN_MODE): Define.
5603 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
5604 (med_branch_p, braf_branch_p): Don't declare.
5605 (mdep_reorg_phase, barrier_align): Declare.
5606 (ADJUST_INSN_LENGTH): Remove alignment handling.
5607 * sh.c (uid_align, uid_align_max): Deleted.
5608 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
5609 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
5610 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
5611 (output_far_jump): Don't use braf_branch_p.
5612 (output_branchy_insn): Don't use branch_offset.
5613 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
5614 Remove paired barrier stuff.
5615 Don't use cache_align_p.
5616 Take alignment insns into account.
5617 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
5619 (barrier_align, branch_dest): New function.
5620 (machine_dependent_reorg, split_branches): Remove infrastructure
5621 for branch shortening that is now provided in the backend.
5622 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
5623 (braf_branch_p, braf_cbranch_p): Likewise.
5624 (attribute length): Use new attributes.
5625 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
5626 (addr_diff_vec_adjust): Delete.
5627 (align_2): Now a define_expand.
5628 (align_log): Now length 0.
5630 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
5632 * m32r.md (right): Correctly check for length == 2, not 1.
5634 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5636 * mips/mips.h: Prototype `machine_dependent_reorg'.
5637 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
5639 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
5641 * final.c (shorten_branches): Restore accidentally removed code.
5643 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5645 * configure.in: Remove duplicate uses of AC_PROG_CC and
5648 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
5650 * configure.in (target_cpu_default2): Correct typo for alphapca56.
5652 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
5653 Doug Evans (devans@cygnus.com)
5655 * haifa-sched.c (build_jmp_edges): Delete dead function.
5656 (build_control_flow): Use cfg routines from flow.c
5657 (schedule_insns): Remove debugging code accidentally checked
5660 * basic-block.h: Add external integer list structures, typdefs,
5661 accessor macros and function declarations. Simlarly for
5662 basic block pred/succ support and simple bitmap stuff.
5663 * flow.c: Add functions for integer list, basic block pred/succ
5664 support and simple bitmap support.
5665 (compute_dominators): New function to compute dominators and
5667 (find_basic_blocks): Split into two functions.
5668 (life_analysis): Likewise.
5669 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
5670 the life_analysis from toplev.c
5671 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
5672 life_analysis instead of flow_analysis.
5674 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5676 * jump.c (jump_optimize): Call mark_jump_label also for deleted
5678 (mark_jump_label): Don't increment ref counts for deleted insns.
5680 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5682 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
5684 * mips/mips.c: Include stdlib.h and unistd.h.
5685 (mips_asm_file_end): Add braces around empty body in an if-statement.
5686 (function_prologue): Wrap variable `fnname' in
5687 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
5688 (mips_select_rtx_section, mips_select_section): Declare as void.
5690 * mips/mips.h: Add prototypes for extern functions in mips.c.
5691 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
5692 (ENCODE_SECTION_INFO): Add braces around empty body in an
5695 * mips/mips.md (movdi): Add parentheses around && within ||.
5696 (movsf, movdf): Likewise.
5697 (branch_zero, branch_zero_di): Add default case in
5701 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
5703 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
5704 real constants, since they can't be changed.
5705 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
5706 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
5707 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
5708 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
5709 * alpha/vms.h (TARGET_OPEN_VMS): New.
5710 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
5712 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
5714 * reload.c (find_reloads): Always force (subreg (mem)) to be
5715 reloaded if WORD_REGISTER_OPERATIONS.
5717 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
5719 * haifa-sched.c (free_list): Rename from free_pnd_lst.
5720 (free_pending_lists): Rename free_pnd_lst uses.
5721 (remove_dependence): Place expunged element on unused_insn_list.
5722 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
5723 gen_rtx_*_LIST and alloc_rtx to use them.
5724 (compute_block_backward_dependences): Free the reg_last_* lists.
5726 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
5728 * cccp.c (main): Avoid undefined behavior when setting pend_includes
5731 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5733 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
5734 USE_GNULIBC_1 is defined
5735 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
5736 includes the t-linux-gnulibc1 fragment
5738 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
5740 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
5742 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5744 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
5746 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5748 * final.c (shorten_branches): Tag the loop alignment onto the
5749 first label after NOTE_INSN_LOOP_BEG even if there is an
5752 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5754 * final.c (insn_current_reference_address):
5755 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
5756 proper alignment chain.
5758 * final.c (max_labelno): New static variable.
5759 (final_scan_insn): Check max_labelno before outputting an
5760 alignment for a label.
5761 (shorten_branches): Remove unused variable length_align.
5763 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5765 * sparc.c (ultrasparc_adjust_cost): Add default case in
5768 * sparc.h: Add prototypes for extern functions defined in
5771 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
5773 * toplev.c: Only generate <name>.dbr file when dumping RTL if
5774 DEALY_SLOTS is defined.
5776 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
5778 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
5779 in call to fill_slots_from_thread.
5781 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
5783 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
5784 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
5786 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5788 * final.c (insn_last_address, insn_current_align, uid_align):
5790 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
5791 (insn_current_reference_address): Likewise.
5792 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
5793 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
5794 (label_to_alignment): New function.
5795 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
5796 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
5797 insn_current_reference_address instead of insn_current_address.
5798 (or_attr_value, write_length_unit_log): New functions.
5799 (main): Call write_length_unit_log.
5800 (write_const_num_delay_slots): Output extra '\n'.
5801 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
5803 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
5804 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
5805 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
5807 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
5808 (LABEL_ALIGN_AFTER_BARRIER).
5809 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
5810 * ns32k/tek6000.h: Likewise.
5811 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
5812 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
5813 ASM_OUTPUT_ALIGN_CODE.
5815 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
5817 * version.c: Bump for snapshot.
5819 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
5821 * version.c: Bump for snapshot.
5823 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
5825 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
5826 if condition code of jump conflicts with opposite_needed.
5828 * reorg.c (fill_slots_from_thread): Mark resources referenced in
5829 opposite_needed thread. Return delay_list even when cannot get
5830 any more delay insns from end of subroutine.
5832 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
5834 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
5835 All callers changed.
5837 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
5839 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
5840 end_fde_sort): New functions for fast sorting of an FDE array.
5841 (fde_insert): Simplified.
5842 (add_fdes): Change argument list.
5843 (frame_init): Use the new functions.
5845 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
5847 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
5849 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
5851 * fold-const.c (fold_range_test): Always return a value.
5853 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
5855 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
5856 data in the text section unless READONLY_DATA_SECTION is defined.
5858 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
5860 * c-parse.in (undeclared variable error): Tweak error message to
5863 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
5865 * version.c: Bump for snapshot.
5867 1998-02-28 Mark Mitchell <mmitchell@usa.net>
5869 * final.c (final_scan_insn): Undo overzealous removal of `set'.
5871 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5873 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
5874 case, add parentheses to specify the proper order of precedence in
5878 * c-aux-info.c: Include string.h/strings.h.
5880 * pa.c: Include stdlib.h.
5881 (pa_combine_instructions): Prototype the function.
5882 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
5883 (reloc_needed): Add default case for enumeration switch.
5884 (remove_useless_addtr_insns): Remove unused variable `all'.
5885 (hppa_expand_prologue): Add explicit braces to avoid
5887 (output_function_epilogue): Remove unused variable `i'.
5888 (output_millicode_call): Remove unused variable `link'.
5889 (shadd_constant_p, forward_branch_p): Make the function static.
5890 (following_call): Explicitly declare to return int.
5891 (pa_reorg): Declare as void.
5892 (pa_combine_instructions): Declare as static void. Add
5893 parentheses around && within ||.
5895 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
5896 following_call, function_label_operand, lhs_lshift_cint_operand
5899 * pa.md: Add parentheses around && within ||.
5901 * cppalloc.c: Include stdlib.h.
5903 * cpperror.c (cpp_print_containing_files): Remove unused variable
5904 `i'. Fix format specifier in fprintf.
5906 * cse.c (cse_around_loop): Add explicit braces to avoid
5908 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
5910 * expr.c (expand_expr): Add parentheses around && within ||.
5912 * final.c (app_enable): Replace fprintf with fputs where there are
5913 no format specifiers and no trailing argument after the string.
5914 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
5915 (app_disable): Likewise.
5916 (final_end_function): Likewise.
5917 (final_scan_insn): Likewise. Remove unused variable `set'.
5918 (profile_function): Wrap empty if-statement body in {} brackets.
5920 * function.c: Include stdlib.h.
5921 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
5922 (reposition_prologue_and_epilogue_notes): Add parentheses
5923 around assignment used as truth value.
5925 * integrate.c (expand_inline_function): Wrap variable
5926 `cc0_insn' in macro HAVE_cc0.
5928 * jump.c (jump_optimize): Wrap variable `q' in macro
5929 HAVE_cc0. Remove unused variable `prev1'.
5931 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
5932 within ||. Fix format specifier in fprintf.
5933 (__bb_init_prg): Add parentheses around assignment used as
5936 * local-alloc.c: Include stdlib.h.
5937 (requires_inout): Add parentheses around assignment used
5940 * loop.c (analyze_loop_iterations): Wrap prototype and definition
5941 in macro HAVE_decrement_and_branch_on_count.
5942 (insert_bct, instrument_loop_bct): Likewise.
5943 (move_movables): Add parentheses around assignment used as
5945 (consec_sets_invariant_p): Likewise.
5946 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
5948 * objc/objc-act.c: Include stdlib.h.
5949 (lookup_method_in_protocol_list): Wrap empty else-statement body
5951 (lookup_protocol_in_reflist): Likewise.
5952 (objc_add_static_instance): Remove unused variables `decl_expr'
5954 (get_objc_string_decl): Remove unused variable `decl'.
5955 (generate_static_references): Remove unused variables `idecl' and
5957 (check_protocols): Wrap empty else-statement body in braces.
5959 * protoize.c: Include stdlib.h.
5960 (substr): Add parentheses around assignment used as truth value.
5961 (abspath): Likewise.
5962 (shortpath): Likewise.
5964 * regmove.c (fixup_match_1): Add parentheses around assignment
5965 used as truth value.
5967 * reload.c (push_secondary_reload): Remove unused variable `i'.
5968 (find_reloads): Add parentheses around assignment used as truth
5971 * reload1.c: Include stdlib.h.
5973 * rtl.h: Correct typo in prototype of offsettable_memref_p.
5975 * stmt.c (add_case_node): Add parentheses around assignment used
5977 (case_tree2list): Likewise.
5979 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
5980 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
5981 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
5982 (merge_attributes): Add explicit braces to avoid ambiguous
5985 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
5988 * varasm.c: Include stdlib.h.
5991 * system.h: Remove sys/stat.h.
5992 * gcc.c: Add sys/stat.h.
5994 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
5995 * genattrtab.c: Likewise.
5996 * genconfig.c: Likewise.
5997 * genemit.c: Likewise.
5998 * genextract.c: Likewise.
5999 * genflags.c: Likewise.
6000 * genopinit.c: Likewise.
6001 * genoutput.c: Likewise.
6002 * genpeep.c: Likewise.
6003 * genrecog.c: Likewise.
6004 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
6006 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6008 * invoke.texi: Use @itemx for a secondary item in a @table.
6010 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
6013 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
6015 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
6017 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
6019 * i386.c (struct machine_function): Add new fields for PIC stuff.
6020 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
6022 (restore_386_machine_status): Corresponding changes.
6023 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
6025 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
6027 * c-parse.y (undeclared variable error): Tweak error message
6030 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
6032 * flags.h (g_switch_value, g_switch_set): Declare.
6033 * alpha.c (override_options): Set g_switch_value=8 if not set.
6034 * alpha/elf.h (CC1_SPEC): New.
6036 (LINK_SPEC): Pass along the -G value we were given.
6037 (LOCAL_ASM_OP): Remove.
6038 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
6039 (MAX_OFILE_ALIGNMENT): New.
6040 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
6041 (EXTRA_SECTIONS): Add sbss and sdata.
6042 (SECTION_FUNCTION_TEMPLATE): New.
6043 (EXTRA_SECTION_FUNCTIONS): Use it.
6044 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6045 (SELECT_SECTION): Use sdata when small enough.
6046 * alpha/linux.h (ASM_SPEC): Remove.
6049 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6050 * config.sub (sco5): Fix typo.
6052 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
6054 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
6056 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
6057 * config/alpha/t-linux: Remove file.
6058 * config/sparc/t-linux: Remove file.
6059 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
6060 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
6061 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
6063 (alpha*-*-linux-gnu*): Likewise.
6064 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
6065 (sparc-*-linux-gnu*): Likewise.
6067 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
6068 * collect2.c (ldd_file_name): Bracket declaration with same
6070 (full_real_ld_suffix): Deleted. Variable was calloced and
6071 written into, but never read.
6073 1998-02-23 Mike Stump <mrs@wrs.com>
6075 * configure.in: Add support for i386-wrs-vxworks configuration.
6076 * i386/vxi386.h: New file.
6078 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6080 * tree.c (contains_placeholder_p): Ensure function always returns
6082 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
6083 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
6085 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
6087 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
6089 1998-02-22 Paul Eggert <eggert@twinsun.com>
6091 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
6092 Define this new symbol.
6093 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
6094 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
6095 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
6097 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
6099 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
6100 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
6102 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
6104 * objc/Object.m (-error): Call objc_verror with our va_list.
6106 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6108 * collect2.c (scan_prog_file): Completely cover uses of variable
6109 `exports' with macro COLLECT_EXPORT_LIST.
6111 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
6113 * version.c: Bump for snapshot.
6115 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
6117 * sched.c (schedule_block): Remove code to get arguments from hard
6118 regs into pseudos early. Same as Aug 25, 1997 change to
6121 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
6123 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
6125 1998-02-16 Mark Mitchell <mmitchell@usa.net>
6127 * toplev.c (rest_of_compilation): Do not defer the output of a
6130 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
6132 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
6133 continuation character (line 243).
6135 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6137 * genrecog.c (main): Remove duplicated sentence in emitted comment.
6139 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
6140 David Edelsohn <edelsohn@mhpcc.edu>
6142 * collect2.c (XCOFF_SCAN_LIBS): Remove.
6143 (export_flag): New variable.
6144 (export_file): #ifdef COLLECT_EXPORT_LIST.
6145 (import_file, exports, imports, undefined): New variables.
6146 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
6147 (dump_list, dump_prefix_list, is_in_list): New functions.
6148 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
6149 (write_import_file, resolve_lib_name): New functions.
6150 (use_import_list, ignore_library): Same.
6151 (collect_exit): maybe_unlink import_file and #ifdef.
6153 (main): New variable importf, #ifdef exportf. Move parsing of
6154 -shared before general argument parsing. Resolve AIX library
6155 paths and import libgcc.a symbols. Treat .so shared libraries the
6156 same as objects and .a libraries. Create alias for object_lst and
6157 increment it instead of original pointer. Scan AIX libraries as
6158 objects earlier instead of using scan_libraries. Perform AIX
6159 tlink later to resolve templates instead of forking ld.
6160 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
6161 (GCC_UNDEF_SYMBOL): New macro.
6162 (scan_prog_file): Loop for members of AIX libraries. Handle
6163 export/import of ctors/dtors.
6164 (aix_std_libs): New variable.
6165 (scan_libraries, XCOFF): Delete.
6167 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
6169 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
6171 1998-02-19 Mike Stump <mrs@wrs.com>
6173 * Makefile.in: Use $tooldir for sys-include to match toplevel
6176 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
6177 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6179 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
6181 * emit-rtl.c (hard-reg-set.h): Include.
6182 (get_lowpart_common): Don't make new REG for hard reg in a
6183 class that cannot change size.
6184 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
6186 * combine.c: Revert previous patch.
6188 1998-02-19 Paul Eggert <eggert@twinsun.com>
6190 * config/sparc/sol2-sld.h: New file.
6191 * configure.in (sparc-*-solaris2*): Use it when using the
6194 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
6196 * loop.c (force_movables): Fix typo.
6198 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
6200 * m88k.h: Change file pattern to match reality.
6202 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
6204 * varasm.c (output_constant_pool): Fix dumb thinko in last
6207 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
6208 a function name to a section name.
6210 1998-02-18 Doug Evans <devans@cygnus.com>
6212 * tree.h (merge_machine_{type,decl}_attributes): Declare.
6213 (split_specs_attrs, strip_attrs): Add prototypes.
6214 * tree.c (merge_machine_{type,decl}_attributes): New functions.
6215 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
6216 Update olddecl's attributes too.
6217 * c-common.c (strip_attrs): New function.
6218 * c-typeck.c (common_type): Call merge_machine_type_attributes.
6219 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
6220 (make_decl_rtl): Likewise.
6222 1998-02-18 Jim Wilson <wilson@cygnus.com>
6224 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
6226 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
6228 Remove this change until we can fix it correctly.
6229 * collect2.c: Bracket declaration of 'exportf' and
6230 'full_real_ld_suffix'.
6232 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6234 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
6236 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6238 * c-common.c (c_expand_start_cond, c_expand_end_cond,
6239 c_expand_start_else): Don't warn about non-ambiguous else even if
6242 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
6244 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
6245 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
6248 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
6250 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
6251 simplifying a subreg of a hard reg.
6252 (expand_compound_operation): Likewise.
6253 (force_to_mode): Likewise.
6255 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6257 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
6258 (lshift_double): Add parentheses around + or - inside shift.
6259 (rshift_double): Likewise.
6260 (size_int_wide): Explicitly set type of `bit_p' to `int'.
6262 * Makefile.in (fold-const.o): Depend on system.h.
6264 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
6267 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
6268 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
6269 (sched_note_set): Remove unused parameter `b', all callers changed.
6270 (schedule_block): Likewise for `rgn'.
6271 (split_hard_reg_notes): Likewise for `orig_insn'.
6272 (check_live): Likewise for `trg'.
6273 (update_live): Likewise.
6274 (check_live_1): Explcitly declare variable `i' as int.
6275 (update_live_1): Likewise.
6276 (insn_issue_delay): Remove unused variable `link'.
6277 (sched_analyze_2): Add default case in enumeration switch.
6278 (schedule_insns): Remove unused variable `i'.
6280 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
6282 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
6284 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
6285 a dangling else clause.
6287 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
6289 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
6290 pointer for the stack pointer in MIPS16 and 64BIT.
6292 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6294 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
6295 * emit-rtl.c (force_line_numbers, restore_line_number_status):
6297 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
6298 (expand_start_case): Adjust to this change.
6299 (check_seenlabel): New function.
6300 (pushcase, pushcase_range, expand_endcase): Use it.
6302 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6304 * i386.md (adddi3): Add =!r,0,0,X alternative.
6306 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
6308 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
6309 * x-aix31 (INSTALL): Delete.
6311 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
6313 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
6314 tsize changes to something other than zero.
6316 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
6318 * ginclude/va-mips.h: Replace casts of pointers to int with
6319 casts of pointers to __PTRDIFF_TYPE__.
6321 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
6323 * loop.c (strength_reduce, record_biv, record_giv): Use
6324 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
6326 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
6328 * tree.c (first_rtl_op): New fn.
6329 (unsave_expr_now): Use it.
6330 * print-tree.c (print_node): Likewise.
6331 * tree.c (has_cleanups): New fn.
6332 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
6333 conservative about pushing the cleanup point down.
6334 * tree.h: Declare them.
6336 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
6338 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
6339 (flag_schedule_reverse_after_reload): Likewise.
6340 (f_options): Remove reverse scheduling support.
6341 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
6342 (flag_schedule_reverse_after_reload): Likewise.
6343 * haifa-sched.c (rank_for_schedule): Remove support for reverse
6346 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6348 * gcc.c: Get system includes, prototypes and macros via "system.h"
6349 instead of doing it manually. Change all calls of the ctype
6350 macros to custom versions defined in "system.h".
6352 * system.h: Fix return type of bcmp prototype from `void' to `int'.
6353 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
6354 Add a prototype for getenv.
6356 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
6358 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
6360 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
6362 * alias.c: Include <stdlib.h> and <string.h>.
6363 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
6365 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
6367 * version.c: Bump for snapshot.
6369 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
6371 * arm.md (movsfcc): Also validate operands[3] when compiling hard
6373 (movdfcc): Only accept fpu_add_operand for operands[3].
6375 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
6376 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
6378 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
6380 * varasm.c (output_constant_pool): Bring back 'done' label inside
6381 an appropriate #ifdef.
6383 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
6385 (bitmap_copy, bitmap_operation): Likewise.
6386 * combine.c (combinable_i3pat): Similarly for 'src'.
6387 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
6388 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
6389 * regclass.c (copy_cost): Similarly for 'secondary_class'.
6390 * reload.c (make_memloc): Simliarly for 'i'.
6391 (find_reloads_address_1): Similarly for 'link'.
6392 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
6393 (emit_reload_insns): Similarly for 'second_reloadreg'.
6394 * unroll.c (iteration_info): Similarly for 'v'.
6396 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
6397 * calls.c (expand_call): Similarly for 'i'.
6398 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
6399 * fold-const.c (strip_compund_expr): Similarly for 'type'.
6400 * function.c (fixup_var_refs_1): Similarly for 'width'.
6401 (fixup_memory_subreg): Similarly for 'saved'.
6402 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
6403 (setjmp_protect): Similarly for 'sub'.
6404 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
6405 * loop.c (record_giv): Similarly for 'p'.
6406 (combine_givs): Similarly for 'temp_iv'.
6407 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
6408 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
6409 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
6410 * unroll.c (unroll_loop): Similarly for 'copy'.
6411 (iteration_info): Similarly for 'b'.
6412 * varasm.c (assemble_string): Similarly for 'i'.
6413 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
6415 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
6417 * c-lang.c (lang_print_xnode): New function.
6418 * objc/objc-act.c (lang_print_xnode): Likewise.
6419 * print-tree.c (print_node): Call it
6421 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
6423 * dwarf2out.c (decl_scope_node): New type.
6424 (decl_scope_table): Change type to use it.
6425 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
6426 (push_decl_scope): Use new type. New locals containing_scope, i.
6427 Add code to handle setting previous field.
6428 (scope_die_for): Change type of local i to int. Add code to use
6430 (dwarf2out_init): Use new type.
6432 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
6434 * except.c (emit_throw): Lose throw_used.
6436 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6438 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
6440 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
6442 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
6444 * genextract.c (main): Fix typo.
6446 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
6448 * c-lang.c (finish_file): Bracket declaration of static_ctors,
6451 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
6452 'old_stack_arg_under_construction'
6453 (emit_library_call): Bracket declaration of 'upper_bound',
6454 'lower_bound', 'i', 'reg_parm_stack_space'
6455 (emit_library_call_value): Likewise.
6458 * collect2.c: include <unistd.h> when appropriate.
6459 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
6461 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
6463 * explow.c (plus_constant_for_output_wide): Remove unused variable
6465 (memory_address): Remove unused variable 'orig_x'.
6467 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
6468 (write_const_num_delay_slots): Remove unused variable 'i'.
6470 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
6471 (gen_insn): Remove unused variable 'obstack_ptr'.
6473 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
6475 (__bb_exit_trace_func): Remove unused variable 'e'.
6477 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
6479 (expand_unop): Remove unused variable 'funexp'.
6480 (expand_complex_abs): Remove unused variable 'funexp'.
6481 (init_optabs): Bracket declaration of 'j'.
6482 (init_complex_libfuncs): Deleted. Dead static function.
6484 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
6486 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
6487 (reg_to_stack): 'initialized', 'before_function_beg'
6488 explictly type as ints instead of defaulting.
6489 (emit_swap_insn): Remove unused variable 'i2'.
6490 (compare_for_stack_reg): Remove unused variable 'src_note'.
6492 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
6494 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
6496 * stmt.c (add_case_node): Add parens for assignment used as truth.
6497 (all_cases_count): Remove unused variable 'count_high'.
6498 (mark_seen_cases): Remove unused variable 'i'.
6499 (check_for_full_enumeration_handling): Remove unused variable 't'.
6500 Bracket declaration of 'all_values', 'l'.
6502 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
6504 * varasm.c (assemble_string): Remove unused variable 'i'.
6505 (immed_double_const): Remove unused variable 'in_current_obstack'.
6506 (immed_real_const_1): Likewise.
6507 (output_constant_pool): Remove unreferenced label 'done'.
6508 (output_constant): Remove unused variable 'x'.
6510 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
6513 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
6516 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6518 * combine.c (can_combine_p): Handle USEs in PARALLELs.
6520 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
6522 * config/linux.h (LIB_SPEC): Add -lc for -shared if
6523 USE_GNULIBC_1 is not defined.
6524 * config/sparc/linux.h; Ditto.
6526 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
6528 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
6529 USE_GNULIBC_1 is not defined.
6531 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6533 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
6536 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6538 * system.h: New file to get common systems includes and various
6539 definitions and declarations based on autoconf macros.
6541 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
6543 * cccp.c (new_include_prefix): Correctly handle -I./.
6545 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
6547 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
6549 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
6551 * expr.c (expand_assignment): Correct typo exposed by -Wall.
6552 offset should have been a truth value, not an assignment.
6554 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
6556 * cse.c (delete_dead_from_cse): If a libcall produces a constant
6557 result and that result can be substituted into SET_SRC of the
6558 insn with the REG_RETVAL note, then perform the substitution
6559 and delete the libcall.
6561 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
6563 * mips.md (trucndihi2,truncdiqi2): Change these to support
6566 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
6568 * mips/mips.c (movdi_operand): Direct referances to symbols
6569 that arn't mips16 consts in mips16 mode arn't valid operands.
6571 * mips/mips.c (mips_move_2words): Add gprel handling.
6573 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
6575 * mips.md (extendsidi2): Allow extension to/from a non-mips16
6578 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
6580 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
6583 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6585 * Makefile.in (WARN_CFLAGS): New variable.
6586 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
6588 1998-02-11 Mark Mitchell <mmitchell@usa.net>
6590 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
6591 falling through default case in switch.
6592 (i386_aligned_p): Likewise.
6594 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
6596 * mips/mips.h (mips_abi_string): Correct typo in comment.
6598 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
6600 * mips/mips.md (movdi): These PLUS's need to be Pmode.
6602 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6604 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
6605 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
6606 indirectly via expr.h.
6608 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
6610 * stor-layout.c (layout_type): Do upper - lower in the native type,
6611 so as to properly handle negative indices.
6613 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
6615 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
6616 (expand_eh_region_start_tree): Remove unused variable 'note'.
6617 (exception_optimize): Remove unused variable 'regions'.
6618 (expand_builtin_eh_stub): Remove unused variable 'temp'.
6619 (copy_eh_entry): Deleted. Dead function.
6621 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
6622 'last' with same #if HAVE_load_multiple as use of it.
6623 (move_block_from_reg): Likewise.
6624 (emit_move_insn_1): Remove unused variable 'insns'.
6625 (store_constructor): Bracket declaration of startb, endb with
6626 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
6627 'target', and 'xtarget'.
6628 (expand_builtin_setjmp): Remove unused variables 'op0',
6629 'next_arg_reg', 'old_inhibit_defer_pop'.
6630 (expand_builtin): Remove unused variable 'offset'.
6631 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
6632 (emit_queue): Add parens for assignment used as conditional.
6633 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
6635 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
6637 * i386.c: Added include for recog.h.
6638 (override_options): Removed unused variable p. Initialized regno to
6640 (order_regs_for_local_alloc): Initialized regno to avoid warning.
6641 (legitimize_address): Likewise for 'other'.
6642 (i386_aligned_reg_p): Added default case with abort ().
6643 (print_operand): Likewise.
6644 (reg_mentioned_in_mem): Likewise.
6645 (ix86_expand_binary_operator): Removed unused variables i & insn.
6646 (ix86_expand_unary_operator): Removed unused variable insn.
6647 (output_fp_cc0_set): Removed unused variable unordered_label.
6649 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
6651 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
6652 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
6653 and format string match.
6655 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
6657 * flow.c (life_analysis): Do not conside the stack pointer live at
6658 the end of a function if the fucntio ncalls alloca.
6659 (mark_used_regs): Similarly.
6661 1998-02-10 John F Carr <jfc@mit.edu>
6663 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
6664 1, fzero on alternative 8.
6666 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6668 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
6670 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6672 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
6673 SUBREGs of CONST_INTs.
6675 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
6677 * mips.c (print_operand, function_prologue): Make printf format
6678 match argument type.
6680 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6682 * alpha.c (alpha_return_addr): Remove unused variable `first'.
6683 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
6684 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
6686 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6688 * loop.c (strength_reduce): When placing increment for auto-inc
6689 case, do comparison in loop order.
6691 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
6693 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
6694 not a HOST_WIDE_INT.
6696 * calls.c (expand_call): Change test of expand_inline_function
6697 return value to stop compiler warning.
6699 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
6701 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
6702 Jeff Law (law@cygnus.com)
6704 * regmove.c: Fix various minor formatting problems.
6705 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
6706 is true. Make end of basic block tests consistent through regmove.c.
6707 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
6708 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
6710 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6712 * gansidecl.h: Check for a conflicting macro definition before
6713 attempting to prototype bcopy, bcmp or bzero.
6715 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
6717 * expr.c (clear_pending_stack_adjust): Handle case where a function
6718 calls alloca, but the user has specified -fomit-fframe-pointer.
6720 * function.c (assign_parms): Fix typo in last change.
6722 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
6724 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
6726 (free_path_suffix): Remove unreferenced static function.
6727 (process_command): Remove unused variable temp.
6728 (default_arg): Remove unused variable i.
6729 (do_spec_1): Add parens for assignment used as truth value.
6731 (validate_all_switches): Likewise.
6732 (main): Remove unused variables i, first_time>
6734 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
6736 * calls.c (expand_call): Remove unused variables funtree,
6737 n_regs, and tmpmode.
6739 * dbxout.c, except.c: Include <string.h>/<strings.h>.
6741 * explow.c: (plus_constant_for_output_wide) Removed unused
6742 variable all_constant.
6744 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
6745 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
6746 genrecog.c, global.c, integrate.c , stupid.c : Include
6749 * genextract.c: (walk_rtx) Remove unused variable link.
6751 * genrecog.c: (concat) Remove unreferenced static function.
6753 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
6755 * stmt.c: Include <stdlib.h>.
6756 (expand_asm_operands): Remove unused variable val1.
6757 (expand_return): Remove unused variable block.
6758 (pushcase): Remove unused variables l and n.
6759 (pushcaserange): Likewise.
6761 * unroll.c (unroll_loop): Remove unused variable temp.
6763 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
6765 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
6767 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6769 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
6770 functions for whether they support the %p format specifier.
6771 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
6772 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
6773 * configure, config.in: Rebuild.
6775 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
6777 * function.c (assign_parms): New variable named_arg, with value
6778 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
6780 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
6782 * mips/t-r3900: New - same as t-ecoff but eliminate
6783 multilibs: mips1 and mips3.
6784 * configure.in (tx39*): Use new mips/t-r3900.
6785 * configure: Rebuild.
6786 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
6788 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
6790 * dwarf2out.c: Add old_args_size.
6791 (dwarf2out_args_size): Use it.
6792 (dwarf2out_begin_prologue): Initialize it.
6793 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
6794 pushed args until we see a call.
6795 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
6796 before outputting them.
6798 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
6800 * cplus-dem.c (demangle_template_template_parm): New function.
6801 (demangle_template): Handle template template parameters.
6803 1998-02-02 Mark Mitchell <mmitchell@usa.net>
6805 * calls.c (expand_call): Don't confuse member functions named
6806 realloc, setjmp, and so forth with the standard library
6807 functions of the same names.
6809 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
6811 * stmt.c (expand_asm_operands): Correctly identify asm statements
6814 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
6816 * c-common.c (decl_attributes): Flag unrecognized attribute
6817 functions as warnings instead of as errors.
6819 1998-02-05 Marc Lehmann <pcg@goof.com>
6821 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
6822 when -Os is specified.
6823 * toplev.c (main): Don't disable flag_inline_functions anymore when
6826 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6828 * regmove.c: Update.
6829 * flags.h (flag_regmove): Declare.
6830 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
6831 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
6832 Moved into regmove; changed caller.
6833 * toplev.c (rest_of_compilation): Call regmove_optimize also for
6834 expensive_optimizations.
6836 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
6838 * version.c: Bump for snapshot.
6840 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6841 Undo this change (the problem was actually in reload):
6842 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6844 * sh.md (movqi_i+1): New peephole.
6846 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
6848 * jump.c (jump_optimize): Lose calls to modified_in_p they are
6849 not needed anymore due to changes elsewhere in jump.c.
6851 * jump.c (jump_optimize): Fix first arg to modified_in_p in
6854 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
6856 * expr.c (expand_builtin_setjmp): Accept two new arguments for
6857 the labels to branch to on first and subsequent executions. Don't
6858 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
6859 and provide it with the jmp_buf. Use only one of
6860 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
6861 and provide the former with the target label.
6862 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
6863 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
6864 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
6865 insn to replace all of the normal nonlocal_goto code. Don't play
6866 with __dummy. Correct arguments to nonlocal_goto.
6867 * expr.h (expand_builtin_setjmp): Update prototype.
6868 * except.c (start_dynamic_handler): When using builtin_setjmp,
6869 generate more accurate flow information.
6871 * alpha.md (nonlocal_goto_receiver_osf): Delete.
6872 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
6873 (builtin_longjmp, builtin_setjmp_receiver): New.
6874 * sparc.md (update_return): Disambiguate unspec number.
6875 (nonlocal_goto): Rearrange arguments to match caller in except.c.
6876 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
6878 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
6879 (builtin_setjmp_setup*, builtin_longjmp): New.
6881 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
6883 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
6885 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
6887 * vmsconfig.com: Remove bytecode references.
6889 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6891 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
6892 -fno-sjlj-exceptions works for a target that defines
6893 DWARF2_UNWIND_INFO as zero.
6895 * regmove.c (fixup_match_1): Undo last change which removed some
6896 "useless" code, and add a comment explaining this.
6898 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
6900 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
6903 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
6905 * makefile.vms: Remove bytecode references.
6906 Create genrtl files.
6908 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
6910 * jump.c (jump_optimize): Allow conditional loading of floating point
6911 constants and constants from memory. Reinstalled modified_in_p tests.
6913 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6915 * loop.c (get_condition): Handle sign-extended constants.
6917 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
6919 * expr.c (emit_push_insn): Add code to use movstrti if present.
6921 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
6922 and movstrqi as in emit_block_move ().
6924 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
6926 * config/m68k/x-next: Remove /NextDeveloper/Headers from
6927 the directories to fixinclude - /usr/include is a link
6928 to it and hence its contents are fixed by default.
6930 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6932 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
6934 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
6936 * cccp.c (main): Predefine __VMS_VER on VMS.
6938 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6940 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
6941 * fold-const.c (size_int): Replace with
6943 (make_bit_field_ref): Use bitsize_int for bit position.
6944 * stor-layout.c (sizetype): Delete.
6945 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
6946 (layout_record, layout_union, layout_type):
6947 Use bitsize_int for bit size.
6948 (set_sizetype): New function.
6949 (make_signed_type, make_unsigned_type): Use it.
6950 * c-decl.c (init_decl_processing): Likewise.
6951 * tree.h (size_int): Don't delcare, #define.
6952 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
6953 (set_sizetype): Declare.
6954 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
6956 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
6957 Convert result to sizetype.
6958 (really_start_incremental_init, push_init_level):
6959 Set type of constructor_bit_index to sbitsizetype.
6960 (push_init_level): Use unsigned arithmetic to determine padding.
6961 (output_init_element): Likewise.
6963 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
6965 * combine.c (simplify_shift_const): Fix typo in last change.
6967 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
6969 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
6970 is (truncate (lshiftrt)).
6972 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
6974 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
6975 Make sure result winds up in TGT.
6976 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
6977 src to be other than DImode.
6978 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
6979 (alpha_expand_unaligned_store_words): Likewise.
6980 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
6981 that source and destination are separately optimized for alignment.
6982 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
6984 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
6986 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
6987 with handling of -32768.
6989 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6991 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
6992 shell variable argument instead of only hard coded functions.
6993 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
6995 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
6996 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
6997 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
6998 declarations for bcopy, bcmp and bzero.
7000 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
7002 * gansidecl.h: If we have bcopy but don't declare it, then do so.
7003 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
7004 bzero, index and rindex if they aren't already present.
7006 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
7008 * toplev.c (close_dump_file): Wrap function prototype for
7009 argument "func" in PROTO.
7010 (dump_rtl): Likewise.
7012 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
7014 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
7016 (output_function_epilogue): Omit epilogue if nothing drops through.
7017 (output_move_double): Supress int ldd usage on ultrasparc and v9.
7018 (registers_ok_for_ldd_peep): Likewise.
7019 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
7020 (ultrasparc_adjust_cost): New function.
7021 (sparc_issue_rate): New function.
7022 * sparc.h (MASK_VIS, TARGET_VIS): New
7023 (MASK_V8PLUS, TARGET_V8PLUS): New.
7024 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
7025 (TARGET_SWITCHES): Add vis and v8plus.
7026 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
7027 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
7028 (RTX_COSTS): Use TARGET_HARD_MUL
7029 (ADJUST_COST): Call ultrasparc_adjust_cost.
7031 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
7032 of load & fp appropritely.
7033 (supersparc function units): Adjust for Haifa.
7034 (ultrasparc function units): Likewise.
7035 (get_pc_via_rdpc): All v9, not just arch64.
7036 (movdi_v8plus, movdi_v8plus+1): New.
7037 (adddi3_sp32+1): New.
7038 (subdi3_sp32+1): New.
7039 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
7040 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
7041 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
7042 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
7043 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
7044 (ldd peepholes): Suppress for v9.
7045 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
7046 (return_subsi): Revmove.
7048 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
7050 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
7051 save/restore MEM rtl.
7053 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
7055 * configure.in: Check for declaration of abort.
7056 * acconfig.h: Corresponding changes.
7057 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
7060 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
7062 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
7065 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
7067 * version.c: Bump for snapshot.
7069 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
7071 * configure.in: Check for atoq and atoll.
7072 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
7073 proper routine for converting ascii into long long values.
7075 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
7077 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
7079 * vmsconfig.com: Remove bytecode references.
7081 * alpha/vms.h (PREFIX): Define.
7083 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
7085 * am-alpha.h: Don't include alloca for OPEN_VMS.
7087 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
7089 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
7090 (GCC_INCLUDE_DIR): Define
7092 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
7093 * makefile.vms: New file.
7095 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
7097 * alpha.c (output_prolog): Output '.name' directive
7098 for minimal traceback information.
7100 * alpha.c (output_prolog): Don't prepend entry point symbols
7101 with '$' on OPEN_VMS.
7103 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
7104 Jeffrey A Law (law@cygnus.com)
7106 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
7109 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
7111 * genemit.c (gen_exp): Likewise.
7112 * genpeep.c (match_rtx): Likewise.
7113 * genrecog.c (write_tree_1): Likewise.
7115 * c-lex.c (yyprint): Use proper format string based upon
7116 disposition of HOST_BITS_PER_WIDE_INT.
7117 (yylex): Put casts in right place for args to build_int_2.
7119 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
7121 * combine.c: Fix typos in Jan27 changes.
7123 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
7125 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
7126 (LINK_SPEC): Likewise.
7127 (STARTFILE_SPEC): Likewise.
7129 1998-01-28 Mike Stump <mrs@wrs.com>
7131 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
7133 * genattrtab.c (reload_completed): Define.
7135 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
7138 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7140 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
7141 SUBREG_REG if the word count is unchanged, also in the input reload
7142 case. Disable non-applicable sanity checks.
7144 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
7146 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
7148 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
7150 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
7152 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
7154 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
7155 is a TREE_VEC before trying to use it for baseclasses.
7156 (Chill uses the same field for a different purpose.)
7158 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
7160 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
7162 * config.sub: More accurate determination of HP processor types.
7164 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7166 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
7167 prototype for `handle_sysv_pragma', and make it static. Add
7168 parentheses around assignment used as truth value.
7170 * combine.c (combine_instructions): Protect variable `prev' with
7172 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
7173 (extract_left_shift): Add parentheses around operand of &.
7174 (merge_outer_ops): Avoid an empty body in an else-statement.
7175 (gen_rtx_combine): Remove unused variable `i'.
7177 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
7178 function monstartup `void'. Likewise for internal_mcount. Add
7179 `static void' prototype for moncontrol. Reconcile sprintf format
7182 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
7183 Make return type of function_arg_slotno explicitly `int'.
7184 (reg_unused_after): Add parentheses around assignment used as
7186 (save_regs): Add explicit braces to avoid ambiguous `else'.
7187 (function_arg_slotno): Add parentheses around && within ||.
7188 (function_arg_pass_by_reference): Likewise.
7189 (sparc_flat_output_function_prologue): Reconcile fprintf format
7192 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
7193 assignment used as truth value.
7195 * cplus-dem.c: Include <stdlib.h>.
7196 (demangle_signature): Avoid an empty body in an else-statement.
7197 (do_type): Remove unused variable `lvl'.
7199 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
7200 Include <string.h>/<strings.h>.
7201 (cpp_lex): Remove unused variable `namelen'.
7202 (cpp_lex): Explicitly declare `num_chars' as an int.
7204 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
7205 <unistd.h> instead. Explicitly declare is_system_include
7207 (make_assertion): Remove unused variable `kt'.
7208 (cpp_expand_to_buffer): Hide variable `obuf'.
7209 (output_line_command): Remove unused variables, `line_end',
7210 `line_cmd_buf' and `len'.
7211 (macarg): Remove unused variable `arg_start'.
7212 (special_symbol): Remove unused variable `i'. Add parentheses
7213 around assignment used as truth value.
7214 (do_include): Remove unused variables `pcfname' and `retried',
7215 hide `pcf' and `pcfbuflimit'.
7216 (do_line): Remove unused variable `i'.
7217 (finclude): Hide variable `missing_newline'.
7218 (cpp_handle_options): Remove unused variable `j'.
7219 (read_token_list): Remove unused variable `eofp'.
7220 (cpp_error_with_line): Remove unused variable `i'.
7221 (cpp_warning_with_line): Likewise.
7222 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
7223 (cpp_error_from_errno): Remove unused variable `i'.
7225 * cse.c (invalidate): Add parentheses around assignment used as
7227 (find_best_addr): Move declaration of variable `our_cost' inside
7228 the conditional macro where its used.
7229 (fold_rtx): Avoid an empty body in an if-statement.
7230 (cse_insn): Wrap variables `this_insn_cc0_mode' and
7231 `this_insn_cc0' in macro HAVE_cc0.
7233 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
7234 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
7235 (output_uleb128): Likewise.
7236 (output_sleb128): Likewise.
7237 (output_cfi): Likewise.
7238 (output_call_frame_info): Remove unused variables `j', `fde_size'
7240 (comp_unit_has_inlines): Hide declaration as per rest of file.
7241 (size_of_line_prolog): Correct typo in prototype.
7242 (add_arange): Likewise.
7243 (output_aranges): Likewise.
7244 (add_name_and_src_coords_attributes): Likewise.
7245 (gen_array_type_die): Likewise.
7246 (gen_inlined_subroutine_die): Likewise.
7247 (equate_decl_number_to_die): Remove unused variable `i'.
7248 (print_die): Reconcile format vs. args in fprintf's.
7249 (print_dwarf_line_table): Likewise.
7250 (output_die): Likewise.
7251 (output_line_info): Likewise.
7252 (add_subscript_info): Avoid an empty body in an else-statement.
7253 (gen_subprogram_die): Remove unused variable `fp_loc'.
7255 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
7256 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
7257 macro. Protect `src_coords_attribute' prototype with
7258 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
7259 prototype as in the rest of the file. Likewise for
7260 `output_pointer_type_die' and `output_reference_type_die'. Remove
7261 prototype for `type_of_for_scope'.
7262 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
7263 (type_attribute): Add explicit braces to avoid ambiguous `else'.
7265 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
7266 (shorten_branches): Protect declaration of tmp_length with
7267 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
7268 (profile_function): Protect declaration of `sval' and `cxt'
7269 variables with appropriate macros.
7270 (final_scan_insn): Likewise for `note' variable. Add explicit
7271 braces to avoid empty body in an if-statement.
7272 (output_asm_insn): Move variable `i' inside macro conditional
7273 where it is used. Add parentheses around assignment used as truth
7275 (asm_fprintf) Likewise, likewise.
7277 * fix-header.c (main): Remove unused variable `done'. Protect
7278 declaration of `i' with FIXPROTO_IGNORE_LIST.
7280 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
7282 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
7285 * profile.c: Include <string.h>/<strings.h>.
7286 (instrument_arcs): Remove unused variables `note', `inverted',
7287 `zero' and `neg_one'.
7288 (branch_prob): Avoid empty body in an if-statement.
7290 * regclass.c: Include <stdlib.h>.
7291 (reg_alternate_class): Explicitly declare parameter `regno'.
7293 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
7294 parentheses around assignment used as truth value.
7295 (find_matches): Remove unused variables `output_operand' and
7297 (fixup_match_1): Remove statement with no effect: "if (0) ;".
7299 * scan.c (sstring_append): Explicitly declare `count' as int.
7300 (scan_string): Explicitly declare parameter `init' as int.
7302 * sched.c: Include <stdlib.h>.
7303 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
7304 (rank_for_schedule): Add parentheses around assignment used as
7306 (schedule_block): Likewise.
7307 (regno_use_in): Likewise.
7308 (schedule_insns): Remove unused variable `i'.
7310 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
7311 (v_message_with_decl): Remove unused variable `n'.
7312 (botch): Explicitly declare parameter `s' as char *.
7313 (main): Add parentheses around assignment used as truth value.
7315 * tree.c (make_node): Protect the variable `kind' with the
7316 GATHER_STATISTICS macro.
7317 (real_value_from_int_cst): Move variable `e' inside conditional
7318 macro area where it is used.
7319 (tree_last): Add parentheses around assignment used as truth value.
7320 (build1): Protect the variable `kind' with the GATHER_STATISTICS
7322 (print_obstack_statistics): Reconcile format vs. args in fprintf.
7323 Protect variables `i', `total_nodes', and `total_bytes' with the
7324 GATHER_STATISTICS macro.
7326 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
7328 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
7329 some comments regarding use of dead_or_set_p.
7331 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
7333 * fixincludes: Tweak fix for struct exception in math.h
7335 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
7337 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
7338 Change mode of registers used to add/sub from
7339 hard_frame_pointer_rtx from word_mode to Pmode.
7341 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
7343 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
7344 asm_output_aligned_bss() instead of asm_output_bss().
7346 * toplev.c (rest_of_compilation): Replace references to
7347 stack_reg_dump_file and dbr_sched_dump_file with references to
7350 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
7352 * tlink.c (scan_linker_output): Call fclose() for opened files.
7354 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
7356 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
7357 compiling with -fpic -- we want to be able to override symbols
7359 (alpha_expand_block_move): Fix thinko in last change.
7361 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
7362 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
7363 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
7365 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
7367 * alpha.md (abssf, absdf): Revert last change.
7369 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
7371 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
7372 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
7374 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
7376 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
7377 a CONST_INT into SFmode.
7379 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
7381 * flags.h: New flag (optimize_size).
7382 * toplev.c (main): Parse -Os option and set optimize_space
7384 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
7385 __OPTIMIZE_SIZE__ when compiling with -Os.
7386 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
7387 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
7388 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
7390 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
7392 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
7394 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
7395 stuff only if MCT_TEXT is #define'd.
7397 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
7399 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
7402 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
7404 * toplev.c: Add -dM command line option to dump RTL after the
7405 machine dependent reorganisation pass, if there is one.
7406 Reorganise RTL dump code, so that only one file handle is
7409 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
7411 * except.c (check_exception_handler_labels): Disable warning when
7414 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
7416 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
7418 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7420 * c-decl.c (grokdeclarator): Get parameter tags from
7421 last_function_parm_tags.
7422 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
7423 traversing the parameter types.
7424 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
7426 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
7428 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
7430 (get_shift_alg): Fix typo.
7432 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
7434 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
7436 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
7438 * toplev.c (get_run_time): Make sure each case gets its variables.
7440 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
7442 * configure.in (build_xm_file): Add auto-config.h if host=build.
7443 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
7444 (build_xm_file_list): Likewise.
7445 * configure: Rebuild.
7447 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
7449 * recog.c (validate_replace_rtx_1): Only perform substitutions
7450 of arguments to commutative and comparison operators once.
7452 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7454 * sparc.c (output_cbranch): Add default case in
7457 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
7458 (emit_delay_sequence): Eliminate unused parameter, all callers
7460 (fill_simple_delay_slots): Likewise.
7461 (fill_slots_from_thread): Likewise.
7462 (fill_eager_delay_slots): Likewise.
7463 (mark_referenced_resources): Add default case in enumeration switch.
7464 (mark_set_resources): Likewise.
7465 (rare_destination): Likewise.
7466 (mostly_true_jump): Likewise.
7467 (find_dead_or_set_registers): Likewise.
7468 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
7469 (update_reg_unused_notes): Remove unused variable `p'.
7470 (mark_target_live_regs): Remove unused variables `next' and
7472 (fill_simple_delay_slots): Remove unused variable `j'.
7473 (fill_slots_from_thread): Add parentheses around assignment used
7475 (dbr_schedule): Likewise.
7477 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
7478 (objc.stage2, objc.stage3, objc.stage4): Likewise.
7480 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
7482 * cse.c (simplify_ternary_operation): Don't try to simplify
7483 IF_THEN_ELSE expressions (created by combine) that don't use
7484 relational operators.
7486 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
7488 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
7491 * crtstuff.c (init_dummy): Keep the epilogue in the init
7492 section for non-ELF systems.
7494 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7496 * sh.md (movqi_i+1): New peephole.
7498 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
7500 * Makefile.in: Remove remaining bytecode stuff.
7501 * emit-rtl.c, expr.c: Likewise.
7503 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
7505 * toplev.c (lang_options): Add unknown-pragma options.
7507 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
7509 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
7510 special (and incomplete) handling for Chill arrays.
7512 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
7514 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
7517 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
7519 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
7521 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
7523 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
7524 .frame directive instead of FRAME_POINTER_REGNUM.
7526 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
7528 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
7529 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
7530 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
7531 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
7532 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
7533 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
7534 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
7535 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
7537 * longlong.h: Replace __mc68332__ with __mcpu32__.
7539 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
7541 * version.c: Bump for snapshot.
7543 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
7545 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
7546 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
7547 * reload1.c (eliminate_regs): Likewise.
7549 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
7551 * regmove.c (find_matches): Initialize matches->earlyclobber too.
7553 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
7555 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
7556 (negsf2, negdf2): Use proper subtract in IEEE mode.
7558 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
7560 * Makefile.in: Remove more bytecode stuff.
7561 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
7562 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
7563 * f/install.texi, objc/Make-lang.in: Likewise.
7565 * Makefile.in: Remove all bytecode support.
7566 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
7567 * emit-rtl.c: Remove all bytecode support.
7568 * expr.c, expr.h function.c, integrate.c: Likewise.
7569 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
7570 * tree.h, varasm.c: Likewise.
7571 * config/m68k/m68k.h: Likewise.
7572 * bi-*, bc-*, bytecode*: Delete bytecode related files.
7573 * modemap.def: Likewise.
7575 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
7577 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
7578 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
7580 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
7582 * i386.md (push): Prohibit symbolic constants if flag_pic.
7583 (movsi+1): Likewise for move to non-register.
7585 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
7587 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
7588 (print_operand): Handle 0xffffffff on 32 bit host.
7590 * configure.in (thread_file): Rename uses before main loop to
7591 target_thread_file. Initialize to empty in main loop. Set thread_file
7592 to target_thread_file after main loop if not set.
7593 * configure: Rebuild.
7595 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
7596 (add_values_to_cover): Revert last change (which had no ChangeLog
7598 (simplify_with_current_value_aux): Handle CONST_INT.
7600 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7602 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
7604 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
7606 * configure.in: Add cpp stringify test.
7607 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
7608 * gengenrtl.c: Use it.
7609 * configure, config.in: Rebuild.
7611 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7613 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
7615 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
7617 * configure.in: Find declaration for sbrk.
7618 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
7619 * config.in, configure: Rebuild.
7620 * mips-tfile.c: Properly protect declaration of sbrk and free.
7621 * toplev.c: Properly protect declaration of sbrk.
7623 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
7625 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
7627 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
7629 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
7631 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
7633 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
7635 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
7637 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
7638 constant offset computations from objects with known alignment in
7639 the presence of STACK_BIAS.
7641 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
7643 (const_hash): Hash val is unsigned long.
7644 (SYMHASH): Likewise.
7646 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
7648 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
7649 char pointer, not HOST_WIDE_INT.
7650 (print_node): Likewise. Also hash is unsigned long not
7653 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
7655 * explow.c (optimize_save_area_alloca): New function for targets
7656 where SETJMP_VIA_SAVE_AREA is true.
7657 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
7658 compute the amount of stack space needed should we find later that
7659 setjmp is never called by this function, stuff rtl for this inside
7660 a REG_NOTE of the final SET of stack_pointer_rtx.
7661 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
7662 current_function_calls_alloca, call optimize_save_area_alloca.
7664 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
7666 * i386.md: Remove redundant integer push patterns.
7667 Don't bother checking for TARGET_PUSH_MEMORY when
7668 pushing constants or registers.
7670 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
7671 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
7673 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
7674 (pwait): New function for mingw32.
7676 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
7677 pipe support is broken for now.
7679 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
7681 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
7682 between frame_pointer_rtx, hard_frame_pointer_rtx, and
7683 arg_pointer_rtx is respected in initialization.
7684 (init_emit_once): Use gen_rtx_raw_REG() to create
7685 return_address_pointer_rtx.
7687 * reorg.c: #include "expr.h" for rtx prototypes.
7688 * Makefile.in (reorg.o): Depend on expr.h
7690 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
7692 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
7693 local_prefix to sub-make invocations.
7695 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
7697 * objc-parse.c: Recognize protocol qualifiers in class definitions.
7699 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
7703 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
7704 * configure.in: Check for atol.
7705 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
7707 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
7709 * loop.c (find_and_verify_loops): When attempting to move insns from
7710 inside the loop outside the loop, create a BARRIER if no suitable
7713 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
7714 favor of an equivalent change from gcc-2.8.
7716 * i386/x-sco5 (CC): Remove trailing whitespace.
7718 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7720 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
7721 (accessor_from_format): Likewise.
7722 (xmalloc): New function for use when linking with alloca.o.
7724 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7726 * frame.c (find_fde): Correct FDE's upper bound.
7728 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
7730 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
7732 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
7734 * calls.c (expand_call): Move #ifdef code out of macro argument
7736 (emit_library_call, emit_library_call_value): Likewise.
7738 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
7740 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
7742 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
7744 * version.c: Bump for snapshot.
7746 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
7748 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
7749 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
7750 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
7751 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
7752 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
7753 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
7754 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
7755 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
7756 * unroll.c, varasm.c: Likewise.
7757 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
7759 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
7761 * mips.h: Fix some type-o's from a previous change.
7763 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
7765 * loop.c (check_dbra_loop): Make sure initial value is a
7766 CONST_INT before trying to normalize it.
7768 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
7770 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
7772 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
7774 * cppexp.c: Include gansidecl.h
7776 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
7778 * svr4.h (LINK_SPEC): Never specify -h.
7779 * ptx4.h (LINK_SPEC): Likewise.
7780 * rs6000/sysv4.h (LINK_SPEC): Likewise.
7781 * sparc/sol2.h (LINK_SPEC): Likewise.
7783 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
7785 * c-typeck.c (comptypes): Exit early on NULL input.
7787 * haifa-sched.c (schedule_insns): Correctly remove inter-block
7788 dependencies after reload.
7790 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
7792 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
7794 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
7796 * alpha/vms.h (DIR_SEPARATOR): define
7798 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7800 * Makefile.in (stamp-proto): Remove.
7801 (protoize.o, unprotoize.o): Straightforward compile.
7802 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
7804 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
7806 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
7807 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
7809 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
7811 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
7812 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
7813 * sparc/netbsd.h, vax/netbsd.h: Likewise.
7815 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
7817 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
7819 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
7821 * configure.in (target_cpu_default, target_cpu_default2): Use double
7822 quotes around them when testing their value.
7823 * configure: Rebuilt.
7825 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
7827 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
7829 (gendef): Call obstack_alloc_rtx.
7831 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
7833 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
7836 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
7838 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
7839 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
7840 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
7842 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
7844 * mips.md (return_internal): Change mode from SImode to VOIDmode.
7846 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
7848 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
7851 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
7853 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
7854 suffix from operand 3.
7856 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7857 Jeffrey A Law (law@cygnus.com)
7859 * regmove.c: New implementation of regmove pass.
7860 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
7861 decls, make them have external linkage. Return a value from
7862 optimize_reg_copy_1.
7863 * reload.h (count_occurrences): Add decl.
7864 * reload1.c (count_occurrences): Delete decl, make it have external
7866 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
7868 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
7870 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
7871 if it is not defined.
7873 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
7875 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
7876 * emit-rtl.c (gen_rtx): Move special code to ...
7877 (gen_rtx_CONST_INT): New function.
7878 (gen_rtx_REG): New function.
7879 (*): Update all calls to gen_rtx.
7880 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
7881 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
7882 (GEN_INT): Call gen_rtx_CONST_INT.
7883 * gengenrtl.c: New file.
7885 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
7887 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
7888 (base_alias_check): If no base found for address call canon_rtx and
7891 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
7893 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
7894 arguments for mips16.
7895 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
7896 Don't lose if tsize is zero after handling large stack for mips16.
7897 * mips.md (return): For trivial return, return address is in $31.
7899 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
7901 * mips/mips16.S: Various changes to make it work with -msingle-float
7904 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
7905 Ian Lance Taylor <ian@cygnus.com>
7906 Jeff Law <law@cygnus.com>
7908 * mips.c, mips.h, mips.md: First cut at merging in mips16
7909 support. Major modifications throughout all three files.
7911 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
7913 * configure.in: Make gthr-default.h a forwarding header instead of
7916 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7918 * gcov-io.h: Include sys/types.h to ensure we get size_t.
7920 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
7922 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
7923 Jeffrey A Law (law@cygnus.com)
7925 * crtstuff.c (__frame_dummy): New function for irix6.
7926 (__do_global_ctors): Call __frame_dummy for irix6.
7927 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
7929 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
7931 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
7933 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
7935 * c-decl.c (init_decl_processing): Provide proper fallback symbol
7936 for __builtin_memset.
7937 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
7938 not INTEGER_CST. Assert arg 3 is a constant.
7940 * alpha.c (mode_width_operand): Accept 64-bit modes.
7941 (mode_mask_operand): Likewise.
7942 (print_operand): Likewise for 'M' and 'U' codes.
7943 (alpha_expand_unaligned_load): New function.
7944 (alpha_expand_unaligned_store): Likewise.
7945 (alpha_expand_unaligned_load_words): Likewise.
7946 (alpha_expand_unaligned_store_words): Likewise.
7947 (alpha_expand_block_move): Likewise.
7948 (alpha_expand_block_clear): Likewise.
7949 * alpha.h (MOVE_RATIO): New define.
7950 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
7951 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
7953 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
7954 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
7956 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
7958 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
7959 * configure: Update.
7961 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
7963 * emit-rtl.c (operand_subword): Correctly handle extracting a word
7964 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
7966 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
7969 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
7971 * configure.in: Set and subsitute host_exeext. Use it when creating
7972 the assembler and linker symlinks.
7973 * configure: Rebuild.
7974 * Makefile.in (exeext): Set to @host_exeext@.
7975 (build_exeext): New variable, set to @build_exeext@.
7976 (FLAGS_TO_PASS): Pass down build_exeext.
7977 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
7980 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
7982 * mn10200.md (addsi3, subsi3): Fix thinkos.
7984 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
7986 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
7987 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
7988 unix always, since we want to be able to thunk to functions in a
7989 shared library from an application.
7991 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
7993 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
7994 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
7996 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
7998 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
7999 offset's mode is not ptr_mode, convert it.
8001 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
8003 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
8004 compiling if it was already defined.
8006 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
8008 * flow.c (find_basic_blocks): Don't create a new basic block
8009 for calls in a LIBCALL block.
8011 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
8013 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
8015 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
8017 * cse.c (rtx_cost): Remove conflicting default case.
8019 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
8021 * configure.in: Move default enabling of Haifa out of for loop.
8022 * configure: Rebuild.
8024 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
8026 * version.c: Bump for snapshot.
8028 1997-12-25 Teemu Torma <tot@trema.com>
8030 * Makefile.in (GTHREAD_FLAGS): New var.
8031 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
8032 (distclean): Remove gthr-default.h.
8034 * configure.in: Accept dce as a thread package.
8035 Check for thread.h and pthread.h.
8036 Link gthr-default.h to appropriate thread file and set
8038 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
8039 include multilib definitions from pa/t-dce-thr.
8040 (sparc-*-solaris2*): Enable threads by default, if thread.h or
8041 pthread.h is found, preferring posix threads over solaris ones.
8043 * config/pa/t-dce-thr: New file.
8044 * config/pa/t-pa: Removed multilibs.
8045 * config/sparc/t-sol2: Ditto.
8048 * gthr-single.h: New file.
8049 * gthr-posix.h: New file.
8050 * gthr-solaris.h: New file.
8051 * gthr-dce.h: New file.
8052 * libgcc-thr.h: Removed.
8053 * objc/thr-dce.c: New file copied from thr-decosf1.c.
8055 * frame.c: Include gthr.h instead of libgcc-thr.h.
8056 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
8057 (eh_context_initialize): If __gthread_once fails, use static eh
8059 (eh_context_free): Call __gthread_key_dtor.
8061 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
8063 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
8065 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
8067 * cse.c (max_insn_uid): New variable.
8068 (cse_around_loop): Use max_insn_uid.
8069 (cse_main): Set max_insn_uid.
8071 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
8072 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
8073 -mlong64, and -mgp{32,64} options.
8074 * mips.c (mips_abi): Change type to int.
8075 * mips.h (enum mips_abi_type): Delete.
8076 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
8077 (mips_abi): Change type to int.
8079 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
8081 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
8082 optimization is now always enabled.
8084 * calls.c (expand_call): Recognize C++ operator new as malloc-like
8087 * alias.c (memrefs_conflict_p): Eliminate tests now done by
8089 (*_dependence): Call canon_rtx before base_alias_check.
8090 (init_alias_once): New function to precompute set of registers which
8091 can hold Pmode function arguments.
8093 * rtl.h: Declare init_alias_once.
8095 * toplev.c (compile_file): Call init_alias_once.
8097 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
8099 * tree.c (restore_tree_status): Do not dereference a null pointer.
8101 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
8103 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
8104 RLIMIT_STACK. This maintains consistency with the recent, similar
8105 patch to cccp.c and toplev.c.
8107 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
8109 * genattrtab.c (expand_units): For large nr opclasses, expand
8110 function_units_used with ORX to prevent blowups. Tag with FFS.
8111 (num_unit_opclasses): New variable.
8112 (gen_unit): Update it.
8113 (enum operator): Add ORX_OP.
8114 (operate_exp): Treat ORX as or, except don't expand across an if.
8115 Reuse number rtx's after operating on them.
8116 (check_attr_value): Accept IOR, AND, & FFS.
8117 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
8118 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
8119 (write_expr_attr_cache, write_toplevel_expr): New functions.
8120 (write_attr_get): Handle FFS-tagged expressions.
8121 (make_canonical): Don't expand const attributes.
8122 (convert_const_symbol_ref): Dike out.
8123 (evaluate_eq_attr): Handle SYMBOL_REF.
8124 (main): Don't emit get_attr_foo for const attributes.
8126 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
8127 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
8128 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
8129 * alpha.md: Redo all of the scheduling, adding EV6 support, and
8130 combining function units where possible.
8131 (attr "type"): Split loads, stores, cmov into int/fp. Combine
8132 multiplies and divides. Add EV6 sqrt, ftoi, itof.
8133 (attr "opsize"): New attribute.
8134 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
8135 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
8136 to control register allocation.
8137 (movsi2-1, movdi2-1): Likewise.
8139 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
8141 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
8142 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
8143 Move OSF/1 specific defines out.
8144 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
8145 Move Linux specific defines out.
8146 (LINK_SPEC): Genericize.
8147 (ASM_FILE_START): Emit .arch if using more than the base insn set.
8148 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
8149 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
8150 (HANDLE_SYSV_PRAGMA): Define.
8151 * alpha/osf.h: New file.
8152 * alpha/linux.h: Split. Retain file-format independant defines.
8153 Import Linux bits from elf.h.
8154 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
8155 (FUNCTION_PROFILER): _mcount takes its address in $28.
8156 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
8157 * alpha/linux-ecoff.h: New file.
8158 * alpha/linux-elf.h: New file.
8159 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
8160 * alpha/win-nt.h (TARGET_DEFAULT): Define.
8161 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
8162 Add new headers as appropriate.
8164 * configure.in (alpha*): Enable Haifa by default.
8165 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
8166 * configure: Rebuild.
8168 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
8170 * Makefile.in (clean): Remove the stages with their objects here ...
8171 (distclean): ... instead of here.
8173 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8175 * cse.c (rtx_cost): Add default case in enumeration switch.
8176 * fix-header.c (recognized_macro): Likewise.
8177 (recognized_extern): Likewise.
8178 (write_rbrac): Likewise.
8179 * objc/objc-act.c (encode_aggregate): Likewise.
8180 (gen_declarator): Likewise.
8181 (gen_declspecs): Likewise.
8183 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
8185 * haifa-sched.c (create_reg_dead_note): Detect and handle another
8186 case where we kill more regs after sched than were killed before
8188 * sched.c (create_reg_dead_note): Similarly.
8190 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
8192 * c-pragma.c: Include flags.h.
8194 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
8196 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
8197 about system headers.
8198 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
8199 and also to resolve symbols in prefix.c.
8201 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
8202 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
8203 when the definitions in auto-config.h is not visible.
8204 (HAVE_BZERO): Likewise.
8205 (HAVE_BCMP): Likewise.
8206 (HAVE_RINDEX): Likewise.
8207 (HAVE_INDEX): Likewise.
8209 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
8211 * pa.c (emit_move_sequence): Handle a function label source
8214 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
8216 * c-pragma.c (handle_pragma_token): Generate warning messages
8217 about unknown pragmas if warn_unknown_pragmas is set.
8219 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
8220 line option to set variable: warn_unknown_pragmas.
8222 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
8224 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
8226 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
8228 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
8230 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
8231 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
8232 generate more fine grained floating point emulation libraries.
8233 * config/fp-bit.c: Add protecting #ifdef to all functions so
8234 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
8235 then compile all suitable functions.
8236 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
8237 underscores to avoid namespace pollution.
8238 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
8240 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8244 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8245 Jeff Law <law@cygnus.com>
8247 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
8249 * c-decl.c (finish_decl): Use parentheses around && within ||.
8250 * rtl.c: Include stdlib.h.
8251 (read_skip_spaces): Add parentheses around assignments used as
8253 (read_rtx): Initialize list_rtx.
8254 * cppexp.c (parse_number): Use || when operands are truth values.
8255 * alias.c (find_base_value): Add default case.
8256 (memrefs_conflict): Likewise.
8257 * combine.c (sets_function_arg_p): Likewise.
8258 * genemit.c (gen_exp): Likewise.
8259 * local-alloc.c (contains_replace_regs): Likewise.
8260 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
8261 * fold-const.c (fold_convert): Use "&&" for truth values.
8262 (fold): Add default case.
8263 * sdbout.c (sdbout_field_types): Fix typo in declaration.
8264 (sdbout_one_type): Add default case.
8265 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
8266 (some_operand): Add default case.
8267 (input_operand): Likewise.
8268 (signed_comparison_operator): Likewise.
8269 (divmod_operator): Likewise.
8270 (alpha_set_memflags_1): Likewise.
8271 * reload1.c (reload_cse_simplify_operands): Ensure function
8272 always returns a value.
8273 * scan-decls.c (scan_decls): Likewise.
8274 * c-lex.c (skip_white_space): Fix typo in declaraion.
8275 * c-typeck.c (comp_target_types): Add parentheses around assignment
8276 used as truth value.
8277 (print_spelling): Likewise.
8278 (constructor_implicit, constructor_result): Remove unused variables.
8279 * collect2.c (scan_library): Protect prototype with
8280 #ifdef SCAN_LIBRARIES.
8281 * emit-rtl.c (find_line_note): Fix typo in declaration.
8282 * final.c (asm_insn_count): Protect prototype with
8283 #ifdef HAVE_ATTR_length.
8284 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
8285 (try_pre_increment_1, try_pre_increment): Likewise.
8286 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
8287 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
8288 * gcov-io.h (__store_long, __write_long, __read_long): Fix
8289 unsigned/signed comparisons.
8290 * gcov.c (read_files): Remove unused "first_type" variable.
8291 (scan _for_source_files): Initialize s_ptr.
8292 (function_summary): Eliminate "%lf" formatting, use %ld for
8294 (output_data): Initialize branch_probs and last_line_num.
8295 Eliminate "%lf" formatting, use "%ld" for longs.
8297 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
8299 * mips16.S: New file.
8301 * libgcc2.c (varargs): Handle mips16.
8303 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
8305 * stmt.c (expand_end_case): Likewise.
8306 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
8307 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
8308 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
8310 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8312 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
8313 the build directory.
8314 (libobjc.a): Update dependency list.
8315 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
8317 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
8318 (objc.mostlyclean): Remove runtime-info.h.
8320 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
8322 * tree.c (build_range_type): Allow creation of ranges with no maximum.
8323 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
8324 * dwarf2out.c (add_subscript_info): Likewise.
8325 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
8326 * sdbout.c (plain_type_1): Likewise.
8327 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
8329 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
8332 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8334 * mips.c (fatal): Remove declaration.
8336 1997-12-18 Mark Mitchell <mmitchell@usa.net>
8338 * integrate.c (get_label_from_map): New function.
8339 (expand_inline_function): Use it. Initialize the label_map to
8340 NULL_RTX instead of gen_label_rtx.
8341 (copy_rtx_and_substitute): Use get_label_from_map.
8342 * integrate.h (get_label_from_map): New function.
8343 (set_label_from_map): New macro.
8344 * unroll.c (unroll_loop): Use them.
8345 (copy_loop_body): Ditto.
8347 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
8349 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
8350 (INIT_TARGET_OPTABS): Define.
8351 * mips/ecoff.h: Include gofast.h before mips.h.
8352 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
8353 * mips/elf64.h: Likewise.
8354 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
8356 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
8358 * except.c: Remove register_exception_table{,_p}.
8360 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
8362 * unroll.c (calculate_giv_inc): Handle constant increment found in
8363 a MEM with an appropriate REG_EQUAL note.
8365 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
8367 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
8368 frame pointer in the prologue.
8370 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
8372 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
8373 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
8375 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
8377 * config/m68k/m68k.c (output_function_prologue): Typecast
8378 dwarf2out_cfi_label to (char *).
8379 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
8381 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
8383 * sparc.md (jump): Don't use the annul bit around an empty loop.
8384 Patch from Kevin.Kelly@East.Sun.COM.
8386 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
8388 * jump.c: (jump_optimize): Don't use the return register as a
8389 source1 of a conditional move.
8391 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
8393 * sparc.c (DF_MODES): Or the mask not the bit number.
8394 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
8396 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8398 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
8400 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
8402 * fixincludes (size_t): Add support for Motorola's stdlib.h
8403 which fails to provide a definition for size_t.
8404 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
8405 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
8406 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
8408 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
8409 prevent unresolved externals in libio.
8410 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
8412 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
8414 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
8415 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
8416 (LIB_SPEC): Updated for glibc 2.
8418 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
8420 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
8421 * ginclude/varargs.h: Likewise.
8423 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
8425 * version.c: Bump for snapshot.
8427 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
8429 * frame.h (__register_frame, __register_frame_table,
8430 __deregister_frame): New.
8431 * frame.c (__register_frame, __register_frame_table,
8432 __deregister_frame): New.
8433 * frame.c (__deregister_frame_info): Return void *.
8434 * frame.h (__deregister_frame_info): Ditto.
8435 * collect2.c (__deregister_frame_info): Ditto.
8437 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
8439 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
8441 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
8443 * alpha.c (alpha_cpu_name): New variable.
8444 (alpha_mlat_string): Likewise.
8445 (alpha_memory_latency): Likewise.
8446 (override_options): Handle -mmemory-latency.
8447 (alpha_adjust_cost): Adjust load cost for latency.
8448 * alpha.h (TARGET_OPTIONS): Add meory-latency.
8449 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
8450 TARGET_CIX into account.
8451 (MEMORY_MOVE_COST): Define in terms of memory_latency.
8452 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
8454 * alpha.h (ASM_COMMENT_START): New macro.
8456 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
8458 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
8459 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
8461 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
8462 SUBREG_REG if the word count is unchanged.
8463 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
8464 subregs of identical word size for push_reload.
8466 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
8468 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
8469 if all we're doing is dealing with -Wreturn-type.
8471 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
8473 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
8474 Use and 255 instead of zapnot 1, since it schedules better.
8476 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
8478 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
8481 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
8483 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
8484 dependency we delete. Properly update prev for multiple consecutive
8486 (priority): Skip deleted dependence.
8488 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
8490 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
8492 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
8494 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
8495 determining when a new basic block starts.
8497 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
8499 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
8500 * pa.md (iorsi3): Add missing args to *_operand calls.
8502 * except.c (call_get_eh_context): Don't mess with sequences.
8503 (emit_eh_context): Include the call in the sequence here.
8505 1997-12-11 Paul Eggert <eggert@twinsun.com>
8507 * collect2.c (write_c_file_glob): Allocate initial frame object
8508 in static storage and pass its address.
8510 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
8512 * except.c (call_get_eh_context): Don't take a parm.
8513 Put the call at the top of the function.
8514 (emit_eh_context): Adjust.
8515 (get_eh_context): Replace with former use_eh_context.
8516 (get_eh_context_once, get_saved_pc_ref): Remove.
8517 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
8519 * integrate.c (expand_inline_function): Adjust.
8520 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
8522 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
8524 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
8525 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
8527 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
8529 * fixincludes (strlen,strspn,strcspn return value): Handle different
8531 (hypot): Provide a fake for hypot which is broken on
8532 m88k-motorola-sysv3.
8534 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
8536 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
8537 tree_code_name from pointers to arrays.
8538 * tree.c: Remove standard_tree_code_* variables, no longer used.
8539 * print-tree.c: Remove declaration of tree_code_name.
8541 * cp/lex.c (init_lex): Update for tree_code_* changes.
8542 * objc/objc-act.c (init_objc): Likewise.
8544 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
8547 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
8549 * config.sub: Add support for BeOS target.
8550 * configure.in: Likewise.
8551 * ginclude/stdarg.h: Likewise.
8552 * ginclude/stddef.h: Likewise.
8553 * ginclude/varargs.h: Likewise.
8554 * rs6000/beos.h: New file for BeOS.
8555 * rs6000/t-beos: Likewise.
8556 * rs6000/x-beos: Likewise.
8557 * rs6000/xm-beos.h: Likewise.
8558 * toplev.c (get_run_time): Just return 0 on BeOS.
8560 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
8561 Toon Moene (toon@moene.indiv.nluug.nl)
8563 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
8564 old and broken Sun3 assemblers. Newer versions handle large
8565 offsets correctly as does the GNU assembler.
8567 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
8569 * objc/objc-act.c (lang_report_error_function): Disable.
8570 * objc/objc-parse.y: Include "output.h".
8571 (yyerror): Remove redundant decl.
8572 (yyprint): Fix prototype.
8573 (apply_args_register_offset): Remove redundant decl.
8574 (get_file_function_name): Likewise.
8576 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
8578 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
8580 (find_basic_blocks_1): Likewise.
8582 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
8584 * except.c (use_eh_context): Don't copy_rtx a REG.
8585 (emit_throw): Lose old unwinder support.
8586 (expand_internal_throw): Likewise.
8587 * libgcc2.c (struct eh_context): Likewise.
8588 (new_eh_context): Likewise.
8589 (__get_eh_info): Lose redundant cast.
8590 (__get_dynamic_handler_chain): Likewise.
8591 (__get_saved_pc): Lose.
8592 Lose all old unwinder support code.
8594 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
8596 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
8598 * integrate.c (expand_inline_function): If the inline fn uses eh
8599 context, make sure that the current fn has one.
8600 * toplev.c (rest_of_compilation): Call emit_eh_context.
8601 * except.c (use_eh_context): New fn.
8602 (get_eh_context_once): New fn.
8603 (call_get_eh_context): New fn.
8604 (emit_eh_context): New fn.
8605 (get_eh_context): Call either get_eh_context_once or
8606 call_get_eh_context, depending on what we have.
8607 (get_dynamic_handler_chain): Call get_eh_context_once.
8608 * except.h: Prototypes for fns above.
8609 * optabs.c (get_eh_context_libfunc): Removed.
8610 (init_optabs): Don't initialize it.
8611 * expr.h (get_eh_context_libfunc): Removed.
8612 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
8613 * config/pa/pa.h (CPP_SPEC): Support for -threads.
8614 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
8615 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
8616 New multilib for -threads.
8617 * config/sparc/t-sol2: Added multilibs for -threads and
8618 made -pthreads alias to it.
8619 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
8620 Added -threads and -pthreads options.
8621 * libgcc-thr.h: New file.
8622 * libgcc2.c: (__get_cpp_eh_context): Removed.
8623 (struct cpp_eh_context): Removed.
8624 (struct eh_context): Replaced cpp_eh_context with generic language
8626 (__get_eh_info): New function.
8627 (__throw): Check eh_context::info.
8629 * libgcc2.c: Include libgcc-thr.h.
8630 (new_eh_context, __get_eh_context,
8631 eh_pthread_initialize, eh_context_initialize, eh_context_static,
8632 eh_context_specific, eh_context_free): New functions.
8633 (get_eh_context, eh_context_key): New variables.
8634 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
8635 get_eh_context to get the context.
8636 (longjmp): Move the declaration inside
8637 #ifdef DONT_USE_BUILTIN_SETJMP.
8638 * frame.c: Include libgcc-thr.h.
8639 (object_mutex): Mutex to protect the object list.
8640 (find_fde, __register_frame, __register_frame_table,
8641 __deregister_frame): Hold the lock while accessing objects.
8642 * except.h (get_eh_context): Declare.
8643 * except.c (current_function_ehc): Define.
8644 (current_function_dhc, current_function_dcc): Removed.
8645 (get_eh_context): New function.
8646 (get_dynamic_handler_chain): Use get_eh_context.
8647 (get_saved_pc_ref): Ditto.
8648 (get_dynamic_cleanup_chain): Removed references to
8649 current_function_dcc.
8650 (save_eh_status, restore_eh_status): Save and restore
8651 current_function_ehc instead.
8652 * optabs.c (get_eh_context_libfunc): New variable.
8653 (init_optabs): Initialize it.
8654 * expr.h: Declare get_eh_context_libfunc.
8655 * function.h (struct function): Replaced dhc and dcc with ehc.
8656 * except.c (get_saved_pc_ref): New functions.
8657 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
8658 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
8660 (end_eh_unwinder): Likewise.
8661 (init_eh): Remove initialization of eh_saved_pc.
8662 * optabs.c (get_saved_pc_libfunc): New variable.
8663 (init_optabs): Initialize it.
8664 * expr.h: Declare get_saved_pc_libfunc.
8665 * except.h (eh_saved_pc_rtx): Deleted.
8666 (get_saved_pc_ref): Declared.
8668 From Scott Snyder <snyder@d0sgif.fnal.gov>:
8669 * libgcc2.c (__get_saved_pc): New.
8670 (__eh_type, __eh_pc): Deleted.
8671 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
8672 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
8675 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
8677 * sparc/sol2.h: Use 64 bit multiply and divide functions in
8678 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
8681 * rtl.h (global_rtl): New variable, replacing separate variables for
8683 (const_int_rtx): Now array of rtx_def, not rtx.
8684 * emit-rtl.c: Update for new rtl data structures.
8685 * genattrtab.c: Define global_rtl.
8687 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
8689 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
8692 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
8694 * crtstuff.c (__do_global_ctors): Fix typo.
8696 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
8698 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
8699 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
8701 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
8703 * rs6000.h (FUNCTION_ARG_PADDING): Define.
8704 * rs6000.c (function_arg_padding): New function.
8706 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
8708 * m68k.c: Include tree.h only once.
8710 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8712 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
8714 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
8716 * Partially cleaned up prototyping code from HJ.
8717 * tree.h: Add many prototypes.
8718 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
8719 All references changed.
8720 * rtl.h: Protect from multiple inclusions. Add many prototypes.
8722 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
8724 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
8725 string functions like strlen.
8727 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
8729 * configure.in: Check for functions getrlimit and setrlimit.
8730 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
8731 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
8733 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
8735 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
8737 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
8739 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
8742 * alpha.c (override_options): Don't know about scheduling for EV6.
8743 * alpha.md (ev5 function units): Don't overload as ev6.
8745 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
8746 * alpha.md (define_attr type): Add mvi.
8747 (ev5_e0): Define sceduling parameters for it.
8748 (TARGET_MAX insns): Type is mvi not shift.
8750 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
8752 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
8754 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8756 * cstamp-h, auto-config.h: Delete.
8758 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
8760 * version.c: Bump for snapshot.
8762 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
8764 * cccp.c: Fix typo brought over in merge.
8766 * Merge in changes from gcc-2.8.
8768 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
8770 * m68k.c: Include tree.h for dwarf2out_cfi_label.
8772 * gcc.c (process_command): Do not take address of function fatal when
8773 calling lang_specific_driver.
8775 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
8777 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
8778 doesn't work with it yet, so set it to 0.
8779 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
8781 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8783 * cse.c (cse_insn): Check for invalid entries when taking references.
8785 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8787 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
8788 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
8789 * toplev.c (rest_of_compilation): Pass it. Remove code to
8790 save / clear / restore flag_unroll_{,all_}loops.
8792 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
8794 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
8796 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
8798 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
8800 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
8802 * except.c (get_dynamic_handler_chain): Only make the call once per
8805 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
8807 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8809 * sh.c (final_prescan_insn): Use local label prefix
8810 when emitting .uses pseudo-ops.
8812 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
8814 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
8815 * except.c: Lose outer_context_label_stack.
8816 (expand_eh_region_end): Rethrow from outer_context here.
8817 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
8818 (expand_internal_throw): Take no args.
8819 (expand_internal_throw_indirect): Lose.
8820 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
8821 (expand_start_all_catch): Start a rethrow region.
8822 (expand_end_all_catch): End it.
8823 (expand_rethrow): New fn.
8824 * except.h: Reflect above changes.
8825 * flow.c: Revert change of Nov 27.
8827 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
8829 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
8831 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
8833 * except.c (expand_fixup_region_end): New fn.
8834 (expand_fixup_region_start): Likewise.
8835 (expand_eh_region_start_tree): Store cleanup into finalization here.
8836 * stmt.c (expand_cleanups): Use them to protect fixups.
8838 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
8840 * mips/mips.md (muldi3_r4000): Broaden the output template
8841 and attribute assignments to handle three operand dmult;
8842 rename to muldi3_internal2.
8843 (muldi3): Call the new muldi3_internal2 for R4000, and
8844 any GENERATE_MULT3 chip.
8846 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
8848 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
8850 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
8852 * unroll.c (find_splittable_givs): Remove last change. Handle givs
8853 with a dest_reg that was created by loop.
8855 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
8857 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
8859 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
8861 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
8863 * configure.in: Fix NCR entries.
8865 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
8867 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
8868 nested exceptions correctly.
8870 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
8871 that was created by loop.
8873 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
8875 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
8877 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
8879 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
8881 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
8882 (print_operand): Use SMALL_DATA_REG for the register involved in
8883 small data relocations.
8884 (print_operand_address): Ditto.
8886 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
8887 -dynamic linker is not used.
8889 * rs6000.md (call insns): For local calls, use @local suffix under
8890 System V. Don't use @plt under Solaris.
8892 * rs6000.c (output_function_profiler): Put label address in r0, and
8893 store LR in 4(sp) for System V/eabi.
8895 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
8896 byte boundary, and maintain stack backchain.
8898 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
8900 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
8901 fix_truncsfdi2): Change *.
8903 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
8905 * toplev.c (main): Complain about -gdwarfn.
8907 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
8909 * dwarfout.c (output_type): If finalizing, write out nested types
8910 of types we've already written.
8912 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
8914 (patches originally from Geoffrey Keating)
8915 * rs6000.c (function_arg): Excess floating point arguments don't
8916 go into GPR registers after exhausting FP registers under the
8918 (function_arg_partial_nregs): Ditto.
8920 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
8923 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
8925 * integrate.c (output_inline_function): Just unset DECL_INLINE.
8927 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
8929 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
8932 * libgcc2.c (__throw): Initialize HANDLER.
8934 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
8936 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
8937 fix_truncsfdi2): Change *X to ?*X.
8939 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
8941 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
8943 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
8945 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
8947 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
8949 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
8951 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
8953 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
8954 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
8957 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
8959 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
8960 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
8961 gas and not using the new HP assembler.
8963 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
8965 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
8966 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
8968 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
8970 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
8971 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
8974 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8976 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
8978 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
8980 * except.h: Add outer_context_label_stack.
8981 * except.c: Likewise.
8982 (expand_start_all_catch): Push the outer_context for the try block
8983 onto outer_context_label_stack.
8984 (expand_end_all_catch): Use it and pop it.
8986 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
8988 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
8990 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
8992 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
8994 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
8996 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
8997 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
8999 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
9001 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
9002 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
9003 __builtin_delete, and __builtin_vec_delete.
9005 * except.c (output_exception_table): Don't bother with
9008 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
9010 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
9011 is an in/out operand.
9012 (zero extended variants of stwm/stwm patterns): Similarly.
9014 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
9016 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
9018 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
9020 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
9021 (output_call_frame_info): Emit a \n after using it.
9023 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
9025 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
9027 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
9029 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
9030 (ASM_OUTPUT_DWARF_VALUE4): New macro.
9031 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
9033 (output_call_frame_info): Do not output forward label differences
9034 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
9035 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
9037 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9039 * sh.md (attribute "type"): Add nil.
9040 (movsi_ie): y/y alternative is type nil.
9041 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
9043 (movsf_ie+1): Delete.
9045 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
9047 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
9048 large_int, emit two insns instead of one splitable insn.
9049 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
9050 from cfa_temp_value, use cfa_offset. Add assert checking that
9053 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
9055 * cccp.c (deps_output): Properly quote file names for make.
9057 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
9059 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
9061 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
9063 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
9065 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
9067 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
9069 (cse_end_of_basic_block): Similarly.
9071 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
9073 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
9074 (SELECT_RTX_SECTION): Define.
9075 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
9077 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
9079 * Makefile.in (compare, compare-lean): Define $stage for each
9081 (gnucompare, gnucompare-lean): Likewise.
9083 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
9085 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
9087 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
9088 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
9090 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
9092 * dwarfout.c (byte_size_attribute): Add local var upper_bound
9093 and add case to handle STRING_TYPE.
9094 * dwarfout.c (output_string_type_die): Fix code to generate
9095 correct string length attribute for fixed length strings.
9096 Still needs support for varying length strings.
9098 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
9100 * toplev.c (get_run_time): Do something sensible for cygwin32.
9102 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
9104 * expr.c (expand_builtin_setjmp): Set
9105 current_function_has_nonlocal_label.
9106 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
9107 call-saved registers across calls.
9109 * alpha.md (exception_receiver): Remove.
9110 (nonlocal_goto_receiver_osf): New
9111 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
9112 (nonlocal_goto_receiver): New, select _osf or _vms.
9114 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
9115 keep them from being propogated to the object file.
9116 (alpha_write_linkage): Likewise.
9117 * alpha.md (call_vms): Likewise.
9118 (call_value_vms): Likewise.
9119 (unnamed osf call insns): Likewise.
9121 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
9122 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9124 * alpha.c (call_operand): Any reg is valid for WinNT.
9125 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
9126 (anon nt calls): Add 'R' alternative.
9127 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
9128 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
9130 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
9132 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
9134 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
9135 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
9136 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
9138 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
9140 * reload1.c (new_spill_reg): Improve fixed or forbidden register
9141 spill error message.
9143 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9145 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
9146 use varargs.h. Wrap header with <>, not "".
9148 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
9150 * integrate.c (save_for_inline_copying): Add return value from
9153 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
9155 * fixincludes: Be a little more restrictive on what we will
9156 substitute to replace definitions of MAXINT for HPUX.
9158 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
9160 * dbxout.c (dbxout_symbol_location): Don't assume that variables
9161 whose address is the stack or argument pointers are indirect
9164 1997-11-13 Paul Eggert <eggert@twinsun.com>
9166 * cccp.c, cpplib.c (compare_defs):
9167 Don't complain about arg name respellings unless pedantic.
9168 * cpplib.c (compare_defs): Accept pfile as new arg.
9169 All callers changed.
9171 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9173 * fold-const.c (fold_truthop): Fix bug in last change.
9175 1997-11-13 Paul Eggert <eggert@twinsun.com>
9177 Fix some confusion with IEEE minus zero.
9179 * real.h (REAL_VALUES_IDENTICAL): New macro.
9181 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
9182 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
9184 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
9185 same tree structure as 0.0.
9187 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
9188 macro instead of doing it by hand.
9190 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
9192 * v850/lib1funcs.asm: Minor whitespace changes.
9193 * v850.c: Fix minor formatting problems in many places.
9194 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
9196 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
9198 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
9199 xplus1 when xplus0 is not a register.
9201 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
9203 * flow.c (find_basic_blocks): During marking phase, if we encounter
9204 an insn with a REG_LABEL note, make the target block live and
9205 create an edge from the insn to the target block. Do not make
9206 edges from all blocks to the target block.
9208 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
9210 * confiugre.in: Tweak NCR entries.
9211 * configure: Rebuilt.
9213 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
9215 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
9216 pick apart floating point values, instead of using CONST_DOUBLE_LOW
9217 and CONST_DOUBLE_HIGH.
9219 * rs6000.md (define_splits for DF constants): Use the appropriate
9220 REAL_VALUE_* interface to pick apart DF floating point constants in
9221 a machine independent fashion.
9223 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9225 * fold-const.c (fold_truthop): When changing a one-bit comparison
9226 against zero into a comparison against mask, do a proper sign
9229 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
9231 * except.c: Do not include "assert.h".
9232 (save_eh_status): Turn asserts into conditional aborts.
9233 (restore_eh_status, scan_region): Likewise.
9234 * dwarfout.c: Do not include "assert.h".
9235 (bit_offset_attribute): Turn asserts into conditional aborts.
9236 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
9237 (output_inlined_structure_type_die): Likewise.
9238 (output_inlined_union_type_die): Likewise
9239 (output_tagged_type_instantiation): Likewise.
9240 (dwarfout_file_scope_decl): Likewise.
9241 * dwarf2out.c: Do not include "assert.h"
9242 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
9243 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
9244 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
9245 (add_bit_size_attribute, scope_die_for): Likewise.
9246 (output_pending_types_for_scope): Likewise.
9247 (get_inlined_enumeration_type_die): Likewise.
9248 (get_inlined_structure_type_die): Likewise.
9249 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
9250 (gen_tagged_type_instantiation_die): Likewise.
9252 * flow.c (find_basic_blocks): Refine further to get a more correct
9253 cfg, especially in the presense of exception handling, computed
9254 gotos, and other non-trivial cases. Call abort if an inaccuracy
9255 is detected in the cfg.
9257 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9259 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
9261 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
9262 (skip_white_space): Use whitespace_cr.
9263 (check_newline): Handle whitespace more consistently.
9265 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
9267 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
9268 * i386/xm-cygwin32.h (POSIX): Define.
9270 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
9272 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
9273 is available elsewhere.
9275 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
9277 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
9278 what the instruction can handle.
9280 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
9282 * stmt.c (expand_decl_cleanup_no_eh): New fn.
9284 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
9286 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
9288 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
9289 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
9291 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
9293 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
9294 swap instruction order.
9296 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
9298 * fixinc.svr4 (__STDC__): Add another case.
9300 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9302 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
9303 addresses in the epilogue delay slot.
9305 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
9307 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
9308 in generated `specs' file.
9310 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
9312 * flags.h (flag_rerun_loop_opt): Declare.
9313 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
9314 * toplev.c (flag_rerum_loop_opt): Delete static.
9316 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9318 Bring over from FSF:
9320 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9322 * va-sh.h (__va_arg_sh1): Define.
9324 SH3E doesn't use any integer registers for subsequent arguments
9325 once a non-float value was passed in the stack.
9326 * sh.c (machine_dependent_reorg): If optimizing, put explicit
9327 alignment in front label for ADDR_DIFF_VEC.
9328 * sh.h (PASS_IN_REG_P): Fix SH3E case.
9329 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
9331 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9333 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
9336 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9338 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
9339 put an use_sfunc_addr before each sfunc.
9340 * sh.md (use_sfunc_addr, dummy_jump): New insns.
9341 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
9343 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9345 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
9347 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
9349 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
9352 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
9354 * alias.c (find_base_value): Only return the known base value for
9357 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
9359 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
9360 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
9362 (prologue_get_pc_and_set_got): New pattern.
9364 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
9366 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
9367 for SUBREG, just fall through.
9369 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
9371 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
9373 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
9375 * fixincludes: Fix "hypot" prototype in NeXT math.h.
9377 * Makefile.in (USE_ALLOCA): Always include alloca.o.
9378 (USE_HOST_ALLOCA): Likewise.
9380 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
9381 and LABEL_REFS fields.
9382 * rtl.h (LABEL_REFS): Update.
9384 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
9386 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
9387 sets i2dest. When calling distribute_notes for i3dest_killed, pass
9388 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
9391 * mips.md (insv, extzv, extv): Add change_address call.
9392 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
9394 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
9396 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
9398 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
9399 save_restore_insns if no FP and GP will be restored.
9401 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
9402 Convert CCmode to word_mode before calling GET_MODE_SIZE.
9404 * acconfig.h (HAVE_INTTYPES_H): Undef.
9405 * configure.in (inttypes.h): Check for conflicts between sys/types.h
9406 and inttypes.h, and verify that intmax_t is defined.
9407 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
9408 * config/mips/x-iris3: Likewise.
9410 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
9412 * alias.c (find_base_value): When copying arguments, return the
9413 tenative value for a hard register.
9415 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
9417 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
9418 (yylex): Record wide strings using target endianness, not host.
9420 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
9422 * mn10200.h (ASM_OUTPUT_BSS): Delete.
9423 (ASM_OUTPUT_ALIGNED_BSS): New macro
9424 * mn10300.h (ASM_OUTPUT_BSS): Delete.
9425 (ASM_OUTPUT_ALIGNED_BSS): New macro.
9426 * v850.h (ASM_OUTPUT_BSS): Delete.
9427 (ASM_OUTPUT_ALIGNED_BSS): New macro.
9429 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9431 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
9433 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
9435 * configure.in (sco5): Use cpio to install header files.
9437 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
9439 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
9441 * configure: Rebuild.
9443 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
9445 * i386/sco5.h: enable -gstabs once again.
9447 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
9449 * arm.c (output_move_double): Allocate 3 entries in otherops array.
9451 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
9453 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
9454 notes for sjlj exceptions too.
9455 (expand_eh_region_end): Similarly for EH_REGION_END notes.
9456 (exception_optimize): Optimize EH regions for sjlj exceptions too.
9457 * final.c (final_scan_insn): Don't output labels for EH REGION
9458 notes if doing sjlj exceptions.
9460 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
9462 * alias.c (init_alias_analysis): Handle -fno-alias-check when
9463 optimizing correctly.
9465 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
9466 or set current_function_calls_setjmp anymore.
9468 * flow.c (find_basic_blocks): If we delete the label for an
9469 exception handler, remove it from the EH label list and remove
9470 the EH_BEGIN/EH_END notes for that EH region.
9472 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
9474 * flow.c (find_basic_blocks): Generate correct flow control
9475 information when exception handling notes are present.
9477 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
9479 * dwarf2out.c (output_call_frame_info): Fix length argument
9480 to ASM_OUTPUT_ASCII.
9481 (output_die, output_pubnames, output_line_info): Likewise.
9483 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
9485 * version.c: Bump for snapshot.
9487 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
9488 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
9489 flag_debug_asm is on.
9490 (output_die, output_pubnames, output_line_info): Likewise.
9492 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
9493 and static_chain_rtx into the potential base values array if
9496 * alias.c (new_reg_base_value): New array of potential base values.
9497 (unique_id): Now file scoped static.
9498 (find_base_value, case REG): Return the value in reg_base_value
9499 array for the REG if it exists. Else, return the value from
9500 new_reg_base_value if copying args and REG is a hard register.
9501 (find_base_value, case PLUS): If either operand of the PLUS is
9502 a REG, try to get its base value. Handle base + index and
9504 (record_set): Use new_reg_base_value instead of reg_base_value.
9505 (init_alias_analysis): Allocate space for new_reg_base_value too.
9506 Rework code to iterate over the insns propagating base value
9507 information until nothing changes.
9509 * global.c (global_alloc): Free the conflict matrix after
9510 reload has finished.
9512 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
9514 * libgcc2.c (L_eh): Define __eh_pc.
9515 Replace __eh_type with generic pointer __eh_info.
9517 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
9519 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
9520 use copy_to_reg if address is not a general_operand.
9522 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9524 * profile.c (output_func_start_profiler): Clear flag_inline_functions
9525 for the duration of the call to rest_of_compilation.
9527 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
9529 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
9531 (sparc*-*-*): Recognize --with-cpu=v9.
9532 * sparc/elf.h: New file.
9533 * sparc/t-elf: New file.
9535 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
9537 * mn10300.c (const_8bit_operand): New function.
9538 (mask_ok_for_mem_btst): New funtion.
9539 * mn10300.md (btst patterns with mem operands): Use new functions
9540 to avoid creating btst instructions with invalid operands.
9542 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
9544 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
9545 are running on PowerPC Linux.
9547 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
9549 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
9550 if not previously defined.
9552 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
9554 * function.c (assign_parms): Correct mode of stack_parm if
9555 entry_parm underwent a mode conversion.
9557 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
9559 * global.c (global_alloc): Use xmalloc instead of alloca for
9560 CONFLICTS, since max_allocno * allocno_row_words alone can be more
9561 than 2.5Mb sometimes.
9563 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
9565 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
9566 DEST for the spill, adjust mode of SRC to compensate.
9568 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
9570 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
9571 since any_memory_operand() allows pseudos during reload.
9572 (reload_inhi, reload_outqi, reload_outhi): Likewise.
9574 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
9576 * m68k.md (btst patterns): Add 5200 support.
9578 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
9580 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
9581 optimizations, look inside dividend to determine if the expression
9582 can be simplified by using EXACT_DIV_EXPR.
9584 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
9587 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
9589 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
9591 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
9593 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
9595 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
9598 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
9600 * alpha.md (movqi, movhi): Make sure new insns created during reload
9601 won't need reloading themselves.
9602 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
9604 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
9606 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
9608 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
9610 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
9611 Patch from Klaus Kaempf <kkaempf@progis.de>.
9613 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
9615 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
9616 to an element in a constant string.
9618 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
9620 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
9621 bit PC-relative offset. The exception range table pointer is now in
9623 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
9624 (count_fdes, add_fdes, get_cie): Adjust.
9625 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
9628 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
9630 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
9632 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
9633 like stack_pointer_rtx.
9635 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
9637 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
9638 targets using "$@" to provide support for similar but not identical
9639 targets without having to duplicate code.
9640 (bootstrap4): New goal.
9642 * Makefile.in (compare, compare-lean, compare3): Combined to one
9643 ruleset determining actions to be performed via $@.
9644 (compare4, compare4-lean): New targets.
9645 (gnucompare, gnucompare3): Combined to one ruleset determining
9646 actions to be performed via $@. Also, note which files failed
9647 the comparison test in .bad_compare.
9648 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
9650 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
9652 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
9653 if the dividend is a multiple of the divisor.
9655 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
9657 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
9659 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
9662 * alias.c (true_dependence): Fix typo.
9664 * toplev.c (flag_rerun_loop_opt): New variable.
9665 (f_options): Handle -frerun-loop-opt.
9666 (rest_of_compilation): If -frerun-loop-opt, then run the loop
9668 (main): Enable -frerun-loop-opt by default for -O2 or greater.
9670 * loop.c (simplify_giv_expr): Adding two invariants results
9673 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
9675 * expr.c (get_inner_reference): Remove the array bias after
9676 converting the index to Pmode.
9678 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
9680 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
9681 (TARGET_MULT_BUG): Define.
9682 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
9683 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
9685 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
9687 * mn10200.c (indirect_memory_operand): Delete unused function.
9688 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
9689 * mn10200.md (bset, bclr insns): Handle output in a reg too.
9691 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
9693 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
9694 the callee's ldgp, we must do it ourselves, and we use the jsr tag
9695 for more than scheduling.
9697 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
9699 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
9701 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
9703 * mn10300.c (symbolic_operand, legitimize_address): New functions.
9704 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
9705 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
9707 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
9709 * version.c: Bump for snapshot.
9711 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9713 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
9716 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
9718 * toplev.c (flag_exceptions): Default value is 2.
9719 (compile_file): If flag_exceptions still has the value 2, then
9722 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
9723 (rs6000_save_machine_status): Save pic_offset_table_rtx.
9724 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
9726 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
9729 * rs6000.md (*movsi_got_internal_mem): New pattern.
9730 (*movsi_got_internal_mem splitter): New define_split.
9732 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
9734 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
9736 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
9738 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
9739 only need to save LR.
9741 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
9743 * mn10300.md (movqi, movhi): Avoid using address registers as
9744 destinations unless absolutely necessary.
9746 * mn10200.c (expand_prologue): Fix typo.
9748 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
9750 * mn10200.md (neghi2): Provide an alternative which works if
9751 the input and output register are the same.
9753 * mn10300.c (print_operand): Handle 'S'.
9754 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
9755 shift amount in last alternative
9757 * mn10300.c (expand_epilogue): Rework to handle register restores
9758 in "ret" and "retf" instructions correctly.
9760 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
9762 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
9763 extzv for memory operands.
9765 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
9766 redundant conditional moves to single operand.
9768 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
9770 * v850.h: Move define of __v850__ from CPP_PREDEFINES
9773 * xm-v850.h: Use __v850 rather than __v850__ to
9776 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
9778 * mips/mips.c (compute_frame_size): Not a leaf function if
9781 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
9783 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
9785 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
9787 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
9788 (DEFAULT_ARCH32_P): New macro.
9789 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
9790 (enum cmodel): Declare.
9791 (sparc_cmodel_string,sparc_cmodel): Declare.
9792 (SPARC_DEFAULT_CMODEL): Provide default.
9793 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
9794 (TARGET_FULLANY): Deleted.
9795 (TARGET_CM_MEDMID): New macro.
9796 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
9797 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
9798 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
9799 (CPP_SPEC): Rewrite.
9800 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
9801 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
9802 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
9803 (ASM_SPEC): Add %(asm_arch).
9804 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
9805 Rename asm_default to asm_cpu_default.
9806 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
9807 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
9808 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
9809 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
9810 (MASK_INT64,MASK_LONG64): Delete.
9811 (MASK_ARCH64): Renamed to MASK_64BIT.
9812 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
9813 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
9814 (TARGET_SWITCHES): Always provide 64 bit options.
9815 (ARCH64_SWITCHES): Delete.
9816 (TARGET_OPTIONS): New option -mcmodel=.
9817 (INT_TYPE_SIZE): Always 32.
9818 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
9819 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
9820 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
9821 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
9822 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
9824 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
9825 * sparc/linux.h: Likewise.
9826 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
9827 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
9828 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
9829 (SPARC_DEFAULT_CMODEL): Define.
9830 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
9831 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
9832 (LONG_DOUBLE_TYPE_SIZE): Define.
9833 (ASM_SPEC): Add %(asm_arch).
9834 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
9835 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
9836 (TARGET_CPU_DEFAULT): Add ultrasparc case.
9837 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
9838 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
9839 (SPARC_DEFAULT_CMODEL): Define.
9840 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
9841 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
9842 MASK_LONG64, MASK_MEDANY.
9843 (SPARC_DEFAULT_CMODEL): Define.
9844 (CPP_PREDEFINES): Delete.
9845 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
9846 (ASM_SPEC): Add %(asm_arch).
9847 (LONG_DOUBLE_TYPE_SIZE): Define.
9848 (DWARF2_DEBUGGING_INFO): Define.
9849 * sparc/splet.h (CPP_SPEC): Delete.
9850 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
9851 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
9852 (BLOCK_PROFILER): Likewise.
9853 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
9854 (sparc_override_options): Handle code model selection.
9855 (sparc_init_expanders): Renamed from sparc64_init_expanders.
9856 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
9857 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
9858 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
9859 (sethi_di_fullany): Delete.
9861 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
9862 Jeff Law <law@cygnus.com>
9863 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9865 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
9866 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
9867 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
9868 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
9869 * alpha/alpha.md (arg_home): Likewise.
9871 * alpha/alpha.c (vmskrunch): Delete
9872 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
9873 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
9874 truncate to 64 characters.
9876 * make-l2.com: Support openVMS/Alpha.
9878 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
9880 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9882 * longlong.h (count_leading_zeros): Add missing casts to USItype.
9884 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
9886 * i386/bsd386.h (ASM_COMMENT_START): Define.
9888 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
9890 * tree.c (restore_tree_status): Also free up temporary storage
9891 when we finish a toplevel function.
9892 (dump_tree_statistics): Print stats for backend obstacks.
9894 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
9896 * expr.c (use_group_regs): Don't call use_reg for MEMs.
9898 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
9900 * libgcc2.c (__throw): Don't copy the return address.
9901 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
9903 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
9904 * toplev.c (main): Initialize exceptions_via_longjmp.
9906 * tree.c: Add extra_inline_obstacks.
9907 (save_tree_status): Use it.
9908 (restore_tree_status): If this is a toplevel inline obstack and we
9909 didn't want to save anything on it, recycle it.
9910 (print_inline_obstack_statistics): New fn.
9911 * function.c (pop_function_context_from): Pass context to
9912 restore_tree_status.
9913 * obstack.h (obstack_empty_p): New macro.
9915 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
9917 * i386/freebsd.h (ASM_COMMENT_START): Fix.
9919 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
9921 * v850.c (ep_memory_offset): New function.
9922 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
9924 * v850.h (CONST_OK_FOR_*): Add and correct comments.
9925 (CONSTANT_ADDRESS_P): Add comment.
9926 (EXTRA_CONSTRAINT): Define 'U'.
9927 * v850.md: Add comments on bit field instructions.
9928 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
9929 (lshrsi3): Use N not J constraint.
9931 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
9933 * v850.c (reg_or_0_operand): Call register_operand.
9934 (reg_or_int5_operand): Likewise.
9935 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
9936 (TARGET_SWITCHES): Add "big-switch".
9937 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
9938 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
9939 (CASE_DROPS_THROUGH): Comment out.
9940 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
9941 * v850.md (cmpsi): Delete compare mode.
9942 (casesi): New pattern.
9944 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
9945 * v850.md (ashlsi3): Use SImode not QImode for shift count.
9946 (lshrsi3): Likewise.
9948 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
9949 unreachable switch statement after 'b' support. Remove "b" from
9950 strings for 'b' support.
9951 * v850.md (branch_normal, branch_invert): Change %b to b%b.
9953 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
9955 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
9956 empty line if @inhibit_libc@ is empty.
9958 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
9960 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
9961 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
9962 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
9963 (DWARF2_UNWIND_INFO): Let this track object file format.
9964 (EXTRA_SECTIONS): Add in_eh.
9965 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
9966 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
9968 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
9970 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
9971 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
9973 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
9974 (output_double_int): Output DI mode values correctly when
9975 HOST_BITS_PER_WIDE_INT is 64.
9976 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
9977 fmovd so it works if a quad float ends up in one of the upper 32
9979 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
9980 necessary for PIC support on sparc64.
9982 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
9984 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
9985 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
9986 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
9987 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
9988 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
9989 (SPARC_FP_ARG_FIRST): New macro.
9990 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
9991 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
9992 (NPARM_REGS): There are 32 fp argument registers now.
9993 (FUNCTION_ARG_REGNO_P): Likewise.
9994 (FIRST_PARM_OFFSET): Update to new v9 abi.
9995 (REG_PARM_STACK_SPACE): Define for arch64.
9996 (enum sparc_arg_class): Delete.
9997 (sparc_arg_count,sparc_n_named_args): Delete.
9998 (struct sparc_args): Redefine and use for arch32 as well as arch64.
9999 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
10000 (FUNCTION_ARG_ADVANCE): Rewrite.
10001 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
10002 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
10003 (FUNCTION_ARG_CALLEE_COPIES): Delete.
10004 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
10005 (STRICT_ARGUMENT_NAMING): Define.
10006 (doublemove_string): Declare.
10007 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
10008 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
10009 (doublemove_string): New function.
10010 (output_move_quad): Clean up some of the arch64 support.
10011 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
10012 Don't add 8 bytes of reserved space if arch64.
10013 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
10014 (init_cumulative_args): New function.
10015 (function_arg_slotno): New static function.
10016 (function_arg,function_arg_partial_nregs): New functions.
10017 (function_arg_{pass_by_reference,advance}): New functions.
10018 (function_arg_padding): New function.
10019 * ginclude/va-sparc.h: Rewrite v9 support.
10021 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
10023 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
10024 for hard regs to determine base and index registers.
10026 * reload.c (debug_reload_to_stream): New function. Specify stream
10027 into which to write debug info.
10028 (debug_reload): Modify to call debug_reload_to_stream with stderr.
10030 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
10032 * combine.c (can_combine_p): Don't combine with an asm whose
10033 output is a hard register.
10035 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
10037 * c-decl.c (start_struct): Ensure that structs with forward
10038 declarations are in fact packed when -fpack-struct is given.
10040 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
10041 we are packing a structure. This allows a structure with only
10042 bytes to be aligned on a byte boundary and have no padding on a
10045 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10047 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
10049 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
10051 * alpha.c (alpha_return_addr_rtx): New variable.
10052 (alpha_save_machine_status): New; save it.
10053 (alpha_restore_machine_status): New; restore it.
10054 (alpha_init_expanders): New; clear it.
10055 (alpha_return_addr): New; set it.
10056 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
10057 is overly conservative, so search the insns explicitly.
10058 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
10059 (alpha_sa_size [VMS && !VMS]): Likewise.
10060 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
10061 (INIT_EXPANDERS): New definition.
10063 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
10064 (output_prolog [!VMS]): Use them.
10066 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
10067 (alpha_does_function_need_gp): ... a new function. Refine the
10068 CALL_INSN test to just TYPE_JSR.
10069 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
10071 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
10073 * version.c: Bump for snapshot.
10075 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10077 * pa.c (move_operand): Respect -mdisable-indexing.
10078 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
10080 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
10082 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
10084 (umulsidi3,umulsi3_highpart): Ditto.
10085 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
10087 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
10089 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
10090 (alpha_handle_trap_shadows): ... a new function. Handle the entire
10091 function in one go. Emit RTL for trapb, instead of printf directly.
10092 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
10093 (trap_pending): Kill global variable.
10094 (output_epilog): Don't call final_prescan_insn.
10095 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
10096 * alpha.h (FINAL_PRESCAN_INSN): Remove.
10097 (MACHINE_DEPENENT_REORG): Define.
10098 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
10101 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
10103 Tune Haifa scheduler for Alpha:
10104 * alpha.h (ISSUE_RATE): Define.
10105 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
10106 EV4 adjustments to EV5.
10107 * alpha.md: Remove all scaling from function unit delays. Rework
10108 EV5 function units to match the CPU.
10109 (umuldi3_highpart): EV5 added the IMULH insn class.
10111 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
10113 * pa.c (following_call): Fail if the CALL_INSN is an indirect
10116 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
10118 * cplus-dem.c (demangle_signature): Don't look for return types on
10119 constructors. Handle member template constructors.
10121 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
10123 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
10124 * tree.h: Declare them.
10126 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
10128 * configure.in: Handle --with-newlib.
10129 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
10131 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
10133 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
10135 * config/ptx4.h: Fix typo.
10137 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
10139 * version.c: Bump for snapshot.
10141 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
10143 * aclocal.m4: Substitute INSTALL.
10144 * configure: Re-built.
10146 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
10148 * integrate.c (save_for_inline_copying): Avoid undefined pointer
10150 (expand_inline_function): Likewise.
10152 * dwarf2out.c (output_call_frame_info): Reinstate last change
10153 using flag_debug_asm check instead of flag_verbose_asm.
10155 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
10157 * dwarf2out.c (output_call_frame_info): Remove last change.
10159 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10161 * frame.c (__frame_state_for): Execute the FDE insns until the
10162 current pc value is strictly bigger than the target pc value.
10164 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
10166 * regclass.c (init_reg_modes): If we can't find a mode for the
10167 register, use the previous one.
10169 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
10171 * haifa-sched.c (print_block_visualization): Call fprintf directly,
10172 don't sprintf through an alloca'ed buffer.
10174 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
10176 * reload.c (decompose): Always initialize val.base.
10178 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
10180 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
10181 instead of aborting.
10182 * dwarf2out.c (output_call_frame_info): Call app_enable and
10183 app_disable to let GNU as accept the generated comments.
10185 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
10187 * tree.h (get_file_function_name): Add declaration.
10188 * dwarf2out.c (output_call_frame_info): No need to cast
10189 get_file_function_name call anymore.
10190 * profile.c (toplevel): Remove get_file_function_name
10192 * c-lang.c (finish_file): Ditto.
10194 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
10196 * Makefile.in (program_transform_name): Let autoconf substitute
10199 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
10201 * haifa-sched.c (schedule_block): If the first real insn in a
10202 block has any special notes attached to it, remove them.
10204 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
10206 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
10208 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
10210 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
10212 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
10214 * Makefile.in (check-g77): New test target.
10215 (CHECK-TARGETS): Add check-g77.
10217 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
10219 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
10221 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
10223 * flow.c (print_rtl_with_bb): Cast alloca return value for
10226 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
10228 * i386.h (RETURN_ADDR_RTX): New definition that works for
10229 __builtin_return_address(0) and -fomit-frame-pointer.
10231 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
10233 Bring over from FSF.
10234 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
10236 * mips.c (function_arg): Handle passing a struct
10237 containing a double in a DFmode register without the PARALLEL.
10239 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
10241 * pexecute.c: Use spawn if __CYGWIN32__.
10243 * pexecute.c: Include "config.h" first, as per autoconf manual
10244 (from Paul Eggert <eggert@twinsun.com>).
10246 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10248 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
10249 optimisation for f/expr.o and f/stb.o.
10251 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
10253 * cse.c (this_insn_cc0_mode): Initialize.
10255 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
10257 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
10259 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
10261 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
10263 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
10264 that pair will dual-issue on the 21164 and plus+beq won't.
10265 (bne): Likewise for cmpeq+beq.
10267 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
10269 * except.c (find_exception_handler_labels): Correct argument to free.
10271 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
10273 * except.c (find_exception_handler_labels): Free LABELS when we're
10276 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
10278 * version.c: Bump for snapshot.
10280 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
10282 * flow.c (find_basic_blocks): Mark calls as potentially jumping
10285 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
10287 * configure.in: Substitute for "install" too.
10288 * configure: Rebuilt.
10290 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
10292 * Makefile.in (bootstrap-lean, compare-lean): New targets.
10294 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
10296 * alias.c (base_alias_check): Two symbols can conflict if they
10297 are accessed via AND.
10298 (memrefs_conflict_p): Likewise.
10300 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
10301 after flushing argument registers to the stack.
10303 * Makefile.in (mostlyclean): Remove .regmove files.
10305 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
10307 * libgcc2.c (__throw): Fix thinko.
10309 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
10311 * cplus-dem.c (demangle_template): Add new parameter. Handle new
10312 template-function mangling.
10313 (consume_count_with_underscores): New function.
10314 (demangle_signature): Handle new name-mangling scheme.
10316 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10318 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
10321 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
10323 * frame.c: Remove last change.
10324 * dwarf2.h: Remove last change.
10325 * tree.h: Add declarations of DWARF2 unwind info support
10328 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10330 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
10331 * tree.h (built_in_function): Likewise.
10332 * expr.c (expand_builtin): Likewise.
10333 * except.h: Likewise.
10334 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
10335 * libgcc2.c (copy_reg): New fn.
10338 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
10340 * c-typeck.c (build_binary_op): Warn about comparing signed vs
10341 unsigned if -W is specified and -Wno-sign-compare is not.
10342 * c-decl.c (warn_sign_compare): Initialize to -1.
10343 (c_decode_option): -Wall no longer implies -Wsign-compare.
10345 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10347 * frame.c: Include gansidecl.h for PROTO.
10348 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
10349 defined. Don't declare dwarf2out_cfi_label here.
10350 * dwarf2.h: Add declarations of DWARF2 unwind info support
10352 * m68k.c: Include dwarf2.h.
10353 (output_function_prologue): Add dwarf2 support.
10354 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
10355 (INCOMING_FRAME_SP_OFFSET): Likewise.
10357 * integrate.c (expand_inline_function): Make sure there is at
10358 least one insn that can be used as an insertion point.
10360 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
10362 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
10364 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
10366 * version.c: Bump for snapshot.
10368 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
10370 Bring over from FSF.
10372 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
10374 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
10375 (get_pc_via_rdpc): Renamed from get_pc_sp64.
10376 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
10378 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
10380 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
10381 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
10382 -malign-functions=.
10383 (sparc_align_{loops,jumps,funcs}_string): Declare.
10384 (sparc_align_{loops,jumps,funcs}): Declare.
10385 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
10386 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
10387 (STACK_BIAS): Define.
10388 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
10390 (SPARC_SETHI_P): New macro.
10391 (CONST_OK_FOR_LETTER_P): Use it.
10392 (ASM_OUTPUT_ALIGN_CODE): Define.
10393 (ASM_OUTPUT_LOOP_ALIGN): Define.
10394 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
10395 (sparc_align_{loops,jumps,funcs}): New globals.
10396 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
10397 -malign-functions=.
10398 (move_operand): Use SPARC_SETHI_P.
10399 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
10401 (arith11_double_operand): Likewise.
10402 (arith10_double_operand): Likewise.
10403 (finalize_pic): Finish sparc64 support.
10404 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
10405 64 bit constants if able.
10406 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
10407 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
10409 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
10410 (get_pc_sp32): Use for sparc64 as well.
10411 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
10412 (sethi_di_sp64_const): Likewise.
10413 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
10414 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
10415 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
10417 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
10419 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
10420 * sparc/linux.h (COMMENT_BEGIN): Likewise.
10421 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
10423 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
10425 Add sparc64 linux support.
10426 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
10427 to xm_file list on 32-bit sparc-linux.
10428 * sparc/xm-sp64.h: New file.
10429 * sparc/linux64.h: New file.
10430 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
10431 Don't include xm-sparc.h.
10432 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
10433 * glimits.h (LONG_MAX): Handle sparc64.
10435 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
10437 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
10438 * sparc.h (ASM_COMMENT_START): Define.
10439 * sparc.c (output_function_prologue): Use it.
10440 (sparc_flat_output_function_{epi,pro}logue): Likewise.
10442 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
10444 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
10445 use sparc.h's copies.
10446 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
10447 ascii form as well.
10449 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10451 * sparc.c (dwarf2out_cfi_label): Add declaration.
10452 (save_regs, output_function_prologue): Remove cast for it.
10453 (sparc_flat_{save_restore,output_function_prologue): Likewise.
10454 ({save,restore}_regs): No longer inline.
10456 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10458 * fold-const.c (make_range): Correctly handle cases of converting
10459 from unsigned to signed type.
10461 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10463 * fold-const.c (merge_ranges): Make sure that if one range is subset
10464 of another, it will always be the second range. Correct (+,-) case to
10467 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
10469 * final.c (final_end_function): Also do dwarf2 thing if
10470 DWARF2_DEBUGGING_INFO.
10471 (final_start_function): Likewise.
10473 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
10475 * expmed.c (expand_divmod): If compute_mode is not the same as
10476 mode, handle the case where convert_modes() causes op1 to no
10477 longer be a CONST_INT.
10479 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
10480 note holding get_jump_flags() calculation to all JUMP_INSNs.
10481 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
10482 * rtl.c (reg_note_name): Add new note types.
10484 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
10486 * rtlanal.c (computed_jump_p): Fix typo in last change.
10488 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10490 * loop.c (indirect_jump_in_function_p): Return 0
10493 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
10495 * rs6000/xm-rs6000.h: Fix thinko in last change.
10496 * rs6000/xm-sysv4.h: Likewise.
10498 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
10500 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
10502 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
10504 * reg-stack.c (find_blocks): Fix thinko in last change.
10506 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10508 * m68k.c (output_function_prologue): Add dwarf2 support.
10510 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
10511 INCOMING_FRAME_SP_OFFSET): New definitions.
10513 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
10515 * combine.c (try_combine): Use NULL_RTX instead of '0' where
10516 appropriate in calls to gen_rtx().
10517 * cse.c (cse_main): Likewise.
10518 * emit-rtl.c (gen_label_rtx): Likewise.
10519 * expr.c (init_expr_once): Likewise.
10520 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
10521 sched_analyze, init_rgn_data_dependences,
10522 compute_block_backward_dependences): Likewise.
10523 * sched.c (schedule_insns): Likewise.
10524 * varasm.c (immed_double_const): Likewise.
10526 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
10527 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
10529 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
10531 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
10532 (MULTILIB_DEFAULTS): Define.
10533 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
10534 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
10535 (LIBGCC_SPEC): Likewise.
10536 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
10537 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
10538 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
10539 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
10540 (EXTRA_PARTS, TAROUTOPTS): Delete.
10541 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
10542 (MULTILIB_OPTIONS): Define.
10543 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
10544 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
10546 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
10548 * version.c: Bump for snapshot.
10550 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
10552 * loop.c (loop_number): Delete function. Change all references
10553 to use uid_loop_num array.
10554 * loop.h (loop_number): Delete declaration.
10555 * unroll.c (unroll_loop): Change "loop_number" references to
10556 use uid_loop_num instead.
10558 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
10560 (loop_unroll_iter): Remove unused variable and all references.
10561 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
10562 (insert_bct): Fix minor formatting problems.
10563 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
10564 (loop_unroll_iter): Removed unused decl.
10565 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
10566 Always record the unrolling factor.
10568 * cse.c (simplify_relational_operation): Set h0u just like h0s.
10569 Similarly for h1u and h1s.
10571 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
10572 (find_basic_blocks): Use computed_jump_p to determine if a
10573 particular JUMP_INSN is a computed jump.
10574 * reg-stack.c (find_blocks): Use computed_jump_p to determine
10575 if a particular JUMP_INSN is a computed jump.
10576 * rtlanal.c (jmp_uses_reg_or_mem): New function.
10577 (computed_jump_p): Likewise.
10578 * rtl.h (computed_jump_p): Declare.
10579 * genattrtab.c (pc_rtx): Define and initialize.
10580 * loop.c (loop_optimize): Always determine if the current
10581 function has a computed jump.
10582 (indirect_jump_in_function_p): Use computed_jump_p to determine
10583 if a particular JUMP_INSN is a computed jump.
10585 * loop.c (fix_bct_param): Delete unused function.
10586 (check_bct_param): Likewise.
10588 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
10590 * frame.c (__deregister_frame): Check properly for initialized object.
10592 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10594 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
10596 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10598 * jump.c (thread_jumps): check can_reverse_comparison_p before
10599 threading a reversed-condition jump.
10601 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
10602 * haifa-sched.c (update_flow_info): Likewise.
10604 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
10606 * Makefile.in (BOOT_CFLAGS): Use -O2.
10608 * configure.in (strtoul, bsearch): Have autoconf check for these
10610 * configure, config.in: Rebuilt.
10612 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
10613 * mips/mips.h (alloca): Likewise.
10614 * rs6000/xm-rs6000.h (alloca): Likewise.
10615 * rs6000/xm-sysv4.h: Likewise.
10617 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
10619 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
10620 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
10621 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
10623 * except.c (end_eh_unwinder): Subtract 1 from return address.
10624 * libgcc2.c (__throw): Likewise.
10625 (find_exception_handler): Don't change PC here. Compare end with >.
10627 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
10629 * v850.c (compute_register_save_size): Correct register
10631 * v850.md (save_interrupt, return_interrupt): Correct
10633 * v850/lib1funcs.asm (save_interrupt): Correct register number.
10634 (return_interrupt): Use stack pointer, not element pointer.
10636 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
10638 * configure.in, configure: Make sure to create the stage* and include
10639 symbolic links in each subdirectory.
10641 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
10643 * pa.md (reload_peepholes): Don't allow addresses with side
10644 effects for the memory operand.
10646 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
10648 * libgcc2.c (find_exception_handler): Subtract one from our PC when
10649 looking for a handler, to avoid hitting the beginning of the next
10652 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
10654 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
10656 * mips/abi64.h (LONG_MAX_SPEC): Define.
10657 * mips.h (LONG_MAX_SPEC): Define.
10658 (CPP_SPEC): Include long_max_spec.
10659 (EXTRA_SPECS): Include long_max_spec.
10661 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
10663 * v850.c (construct_save_jarl): Fix thinko in last change.
10665 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
10667 * version.c: Bump for snapshot.
10669 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
10671 * libgcc2.c (find_exception_handler): Not found is -1.
10673 * integrate.c (expand_inline_function): Move expand_start_bindings
10674 after expanding the arguments.
10676 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
10678 * expr.c (expand_expr): Remove previous incorrect change.
10679 If target and slot has no DECL_RTL, then call mark_addressable
10680 again for the slot after we give it RTL.
10682 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
10684 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
10685 again for the slot after we give it RTL.
10687 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
10689 * v850.c (register_is_ok_for_epilogue,
10690 pattern_is_ok_for_epilogue, construct_restore_jr,
10691 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
10693 * v850.h (pattern_is_ok_for_prologue,
10694 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
10697 * v850.md: Replace prologue and epilogue patterns with a
10698 match_parallel pattern.
10700 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
10702 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
10703 * configure.in: Use EGCS_PROG_INSTALL.
10705 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
10707 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
10708 extern inline function.
10710 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
10712 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
10713 (concat_loc_descriptor): New function.
10714 (loc_descriptor): Call it.
10715 (add_AT_location_description): Also elide the descriptor if both
10716 halves of a CONCAT are pseudos.
10717 (add_location_or_const_value_attribute): Recognize CONCAT too.
10719 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
10721 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
10723 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
10724 out-or-range reg_offset.
10725 (output_epilog): Likewise.
10727 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
10729 * cse.c (simplify_relational_operation): If MODE specifies a
10730 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
10731 is derived from the sign bit of the low word.
10733 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10735 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
10737 * dwarf2.h: Add DW_CFA_GNU_args_size.
10738 * frame.c (execute_cfa_insn): Likewise.
10739 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
10740 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
10741 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
10742 insn, hand it off to dwarf2out_stack_adjust.
10743 (dwarf2out_begin_prologue): Initialize args_size.
10744 * frame.h (struct frame_state): Add args_size.
10745 * libgcc2.c (__throw): Use args_size.
10746 * final.c (final_scan_insn): If we push args, hand off all insns
10747 to dwarf2out_frame_debug.
10748 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
10750 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
10751 Handle epilogue restore of SP from FP.
10752 * emit-rtl.c (gen_sequence): Still generate a sequence if the
10753 lone insn has RTX_FRAME_RELATED_P set.
10755 * frame.c (extract_cie_info): Handle "e" augmentation.
10756 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
10757 absence of UNALIGNED_*_ASM_OP.
10758 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
10759 (output_call_frame_info): Use "e" instead of "z" for augmentation.
10760 Don't emit augmentation fields length.
10761 (dwarf2out_do_frame): Move outside of #ifdefs.
10762 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
10765 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
10766 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
10767 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
10768 * sparc/sun4gas.h: New file.
10769 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
10771 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
10772 __register_frame_table and __deregister_frame.
10774 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
10776 * except.c (find_exception_handler_labels): Use xmalloc instead of
10777 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
10780 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
10782 * Makefile.in: Various changes to build info files
10783 in the object tree rather than the source tree.
10785 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
10787 * fixinc.math: New file to fix math.h on some systems.
10788 * configure.in (freebsd, netbsd): Use fixinc.math on these
10790 * configure: Rebuilt.
10792 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
10794 * regmove.c (regmove_optimize): If we end up moving the
10795 original insn due to lifetime overlaps, make sure to move
10798 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
10800 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
10802 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
10804 * haifa-sched.c (add_branch_dependences): Make each insn in
10805 a SCHED_GROUP_P block explicitly depend on the previous insn.
10807 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
10809 * except.h: Prototype dwarf2 hooks.
10812 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
10814 * configure.in (native_prefix): Delete.
10815 (mips-dec-netbsd): Don't set prefix.
10816 (*linux*): Don't set prefix.
10818 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
10820 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
10821 defined. If not defined, include <sys/varargs.h> if
10822 HAVE_SYS_VARARGS_H is defined.
10823 * configure.in: Test for varargs.h and sys/varargs.h.
10824 * configure: Regenerate with autoconf.
10825 * config.in: Regenerate with autoheader.
10827 * cpplib.c (quote_string): Cast first arg of sprintf call
10828 from "unsigned char *" to "char *".
10829 (output_line_command): Ditto.
10830 (macroexpand): Ditto.
10831 (do_line): Cast atoi arg from "unsigned char *" to "char *".
10833 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
10835 * version.c: Bump for snapshot.
10837 * Makefile.in (compare): Exit with nonzero status if there
10838 are comparison failures. Note which files failed the
10839 comparison test in .bad_compare.
10841 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10843 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
10845 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
10847 * Makefile.in (LN, LN_S): New macros, use where appropriate.
10848 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
10849 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
10850 * configure: Regenerated.
10852 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
10854 * loop.c (strength_reduce): Fix typo.
10856 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
10858 * m88k/m88k.c (struct option): Rename to struct options.
10859 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
10860 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
10861 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
10862 __DOLPHIN__ or sysV88.
10864 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
10866 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
10869 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
10871 * config.sub: Accept 'amigados' for backward compatability.
10873 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10875 * Makefile.in (testsuite/site.exp): New target.
10876 (check-gcc, check-g++): Depend on testsuite/site.exp.
10877 Don't stop for failure.
10879 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
10881 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
10882 if DWARF2_UNWIND_INFO.
10884 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
10886 Add support for exception handling using DWARF 2 frame unwind info.
10887 Currently works on SPARC and MIPS, and almost on x86.
10889 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
10890 next_stack_level, in_reg_window): Helper fns.
10891 (__throw): Implement for DWARF2_UNWIND_INFO.
10893 * expr.c (expand_builtin): Handle builtins used by __throw.
10894 * tree.h (enum built_in_function): Add builtins used by __throw.
10895 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
10896 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
10897 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
10898 (expand_builtin_extract_return_addr): Likewise.
10899 (expand_builtin_frob_return_addr): Likewise.
10900 (expand_builtin_set_return_addr_reg): Likewise.
10901 (expand_builtin_eh_stub): Likewise.
10902 (expand_builtin_set_eh_regs): Likewise.
10903 (eh_regs): Choose two call-clobbered registers for passing back values.
10905 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
10906 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
10907 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
10908 (stmp-multilib): Likewise.
10909 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
10911 * except.c: #include "defaults.h".
10912 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
10913 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
10914 (register_exception_table_p): New fn.
10915 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
10916 (end_eh_unwinder): Likewise.
10918 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
10919 call __register_frame and __deregister_frame as needed.
10920 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
10921 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
10922 EH_FRAME_SECTION_ASM_OP.
10923 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
10924 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
10925 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
10927 * dwarf2out.c (output_call_frame_info): If no support for
10928 EXCEPTION_SECTION, mark the start of the frame info with a
10930 * collect2.c (frame_tables): New list.
10931 (is_ctor_dtor): Recognise frame entries.
10932 (scan_prog_file): Likewise.
10933 (main): Pass -fno-exceptions to sub-compile. Also do collection
10934 if there are any frame entries.
10935 (write_c_file_stat): Call __register_frame_table and
10936 __deregister_frame as needed.
10937 (write_c_file_glob): Likewise.
10939 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
10940 Also require unaligned reloc support.
10941 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
10942 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
10943 * sparc/sysv4.h: Not here.
10945 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
10946 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
10947 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
10949 * libgcc2.c (L_eh): Reorganize, moving code shared by different
10950 EH implementations to the top.
10951 (find_exception_handler): Split out. Start from 0. Compare against
10953 (__find_first_exception_table_match): Use it.
10954 * except.c (output_exception_table): Don't do anything if there's
10955 no table. Don't output a first entry of zeroes.
10956 (eh_outer_context): Adjust properly.
10957 (add_eh_table_entry): Use xrealloc.
10958 * toplev.c (compile_file): Just call output_exception_table.
10960 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
10962 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
10964 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
10966 * except.c (eh_outer_context): Do masking using expand_and.
10968 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
10970 Add port done awhile ago for the ARC cpu.
10971 * arc/arc.h: New file.
10972 * arc/arc.c: New file.
10973 * arc/arc.md: New file.
10974 * arc/initfini.c: New file.
10975 * arc/lib1funcs.asm: New file.
10976 * arc/t-arc: New file.
10977 * arc/xm-arc.h: New file.
10978 * ginclude/va-arc.h: New file.
10979 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
10980 * ginclude/varargs.h: Likewise.
10981 * Makefile.in (USER_H): Add va-arc.h.
10982 * configure.in (arc-*-elf*): Recognize.
10983 * longlong.h: Add ARC support.
10985 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
10987 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
10988 when clearing non-BLKmode data.
10990 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
10992 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
10993 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
10995 * xm-m88k.h (USG): Only define if it hasn't already been defined.
10997 * Makefile.in (risky-stage1): Delete gratutious whitespace.
10999 * Makefile.in (clean): Delete libgcc1-test.
11001 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
11003 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
11005 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
11008 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11010 * dwarf2out.c (output_call_frame_info): Call named_section.
11012 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
11014 * haifa-sched.c (print_value): Fix last change.
11016 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
11018 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
11021 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
11023 * mips.c (function_prologue): Set up the CFA when ABI_32.
11025 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
11026 for dwarf2 unwind info.
11027 (output_function_prologue, sparc_flat_output_function_prologue): Same.
11029 * final.c (final_end_function): Check dwarf2out_do_frame instead
11030 of DWARF2_DEBUG for dwarf2 unwind info.
11031 (final_scan_insn): Likewise.
11032 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
11035 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
11038 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
11040 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
11042 * v850.h (ASM_SPEC): Pass on target processor.
11043 (CPP_PREDEFINES): Only define if not already specified.
11044 (TARGET_VERSION): Only define if not already specified.
11045 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
11047 (EXTRA_SWITCHES): Extra entries in the switches array.
11048 (TARGET_DEFAULT): Set default target processor.
11050 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
11052 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
11053 cases, add %# and %/, and add : to make them into extended asms.
11055 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
11057 * alias.c (init_alias_analysis): Clean up incompatible pointer
11058 type warning in bzero.
11059 * regmove.c (regmove_optimize): Ditto.
11060 * haifa-sched.c (find_rgns): Ditto.
11062 * haifa-sched.c (print_value): Clean up ptr->int cast
11065 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
11067 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
11068 * install.texi (Configurations): Ditto.
11069 * config.sub: Ditto.
11071 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
11073 * Makefile.in (sdbout.o): Depend on insn-config.h.
11075 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
11077 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
11078 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
11080 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
11082 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
11083 prologue insn, only the first elt is significant.
11084 (output_call_frame_info): For exception handling, always use 4-byte
11085 fields as specified by the dwarf2 spec.
11086 Don't skip trivial FDEs.
11088 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
11090 * version.c: Bump for snapshot.
11092 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
11094 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
11095 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
11098 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
11100 * final.c (shorten_branches): During first pass, assume worst
11101 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
11103 * Makefile.in (distclean): Remove various things left around
11104 by running the testsuite.
11106 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
11108 * configure.in (out_file): Emit definition to config.status in order
11109 to have a defined value for configure.lang.
11110 * configure: Re-built.
11112 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
11114 * configure.in: Make symlink to as-new rather than as.new. Similarly
11116 * configure: Rebuilt.
11118 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
11120 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
11122 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
11124 * sparc/sparc.md: Add ultrasparc scheduling support.
11125 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
11127 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
11129 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
11130 as initial value for real_label_map.
11131 (copy_for_inline): Likewise.
11133 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11135 * sched.c (update_flow_info) When looking if to set found_split_dest
11136 or found_orig_dest, look at all parts of a PARALLEL.
11137 * haifa-sched.c (update_flow_info): Likewise.
11139 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
11141 * v850: New directory for v850 port.
11142 * v850/lib1funcs.asm: New file.
11143 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
11144 * ginclude/va-v850.h: New file.
11145 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
11146 * configure.in (mn10200-*-*): New target.
11147 * configure: Rebuilt.
11148 * config.sub: Handle v850-elf.
11149 * Makefile.in (USER_H): Add va-mn10200.h.
11150 * invoke.texi: Document v850 stuff.
11152 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
11154 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
11155 has integer TYPE_{MAX,MIN}_VALUE before using them.
11157 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
11158 __HPUX_ASM__ versions.
11160 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
11162 * install.sh: Delete duplicate install script.
11164 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
11166 * reg-stack.c (subst_stack_regs): Pop the stack register for a
11167 computed goto which sets the same stack register.
11169 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
11170 destination are both on the regstack.
11171 (subst_stack_regs_pat): Put the destination at the top of the regstack.
11173 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
11175 * mips.md (nonlocal_goto_receiver): Define.
11177 * profile.c (output_arc_profiler): Check next_insert_after for non
11178 NULL before deferencing it.
11180 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
11182 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
11184 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
11186 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
11188 * toplev.c (rest_of_compilation): For passes starting with
11189 flow_analysis, use print_rtl_with_bb instead of print_rtl.
11191 * print-rtl.c (print_rtl_single): Print a single rtl value to a
11194 * flow.c (print_rtl_with_bb): Print which insns start and end
11195 basic blocks. For the start of a basic block, also print the live
11198 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
11200 * toplev.c (main): Change #elif to #else/#ifdef
11202 * tlink.c: Include ctype.h.
11203 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
11205 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
11207 * bitmap.c: Conditionally include stdlib.h.
11208 (free): Provide a declaration if NEED_DECLARATION_FREE.
11210 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
11212 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
11214 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
11216 * profile.c (output_arc_profiler): Verify next_insert_after is an
11217 INSN before and after skipping a stack pop.
11219 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11221 * final.c (shorten_branches): Don't count the lengths of deleted
11224 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
11226 * version.c: Bump for snapshot.
11228 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
11230 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
11231 two bitmaps ANDed together.
11232 (bitmap_print): Declare.
11234 * bitmap.c (function_obstack): Don't declare any more.
11235 (bitmap_obstack): Obstack for allocating links from.
11236 (bitmap_obstack_init): New static to say whether to initialize
11238 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
11239 (bitmap_release_memory): Free all memory allocated from
11242 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
11243 EXECUTE_IF_AND_IN_BITMAP.
11245 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
11247 * alias.c (true_dependence): Address with AND can alias scalars.
11248 (anti_dependence, output_dependence): Likewise.
11250 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
11252 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
11254 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
11255 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
11256 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
11257 definitions. Use -qrtems instead of -mrtems.
11259 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
11261 * xm-sco5.h (sys_siglist): Define.
11262 (SYS_SIGLIST_DECLARED): Likewise.
11264 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
11266 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
11268 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
11270 * except.c (eh_outer_context): Expand masking operation using
11273 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
11275 * alpha.md (floatdisf2-1): New pattern.
11277 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
11279 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
11280 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
11281 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
11282 * gcc.texi: Note that if you define sys_siglist that you should
11283 also define SYS_SIGLIST_DECLARED.
11285 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
11286 are relative to the next instruction, not the current instruction.
11288 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
11290 * local-alloc.c (contains_replace_regs): New function.
11291 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
11292 verify that there is no existing REG_EQUIV note, and add a call to
11293 contains_place_regs.
11295 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11297 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
11298 (STARTFILE_SPEC): Always use crtbegin.o%s
11299 (ENDFILE_SPEC): Always use crtend.o%s.
11301 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
11303 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
11305 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
11306 SFmode for 64 bit hosts.
11308 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
11310 * fixincludes: Permits spaces between # and define. Discard C++
11311 comments in sys/pci.h on HP/UX 10.20.
11313 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
11315 * version.c: Bump for snapshot.
11317 * pa.c (restore_unscaled_index_insn_codes): New function.
11318 (record_unscaled_index_insn_codes): Likewise.
11319 (output_function_prologue): Call restore_unscaled_index_insn_codes.
11320 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
11321 (pa_reorg): Call record_unscaled_index_insn_codes.
11323 * haifa-sched.c (move_insn): Handle notes correctly for insns
11324 with SCHED_GROUP_P set.
11326 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11328 * alpha/xm-linux.h (USE_BFD): Undef before define.
11330 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
11332 * cse.c (cse_insn): Don't record BLKmode values.
11334 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
11336 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
11338 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
11340 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
11341 * collect2.c (sys_errlist): Likewise.
11342 * cpplib.c (sys_errlist): Likewise.
11343 * gcc.c (sys_errlist): Likewise.
11344 * protoize (sys_errlist): Likewise.
11345 * configure.in: Check for strerror.
11346 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
11347 * xm-gnu.h (HAVE_STRERROR): Likewise.
11348 * xm-linux.h (HAVE_STRERROR): Likewise.
11349 * xm-netbsd.h (HAVE_STRERROR): Likewise.
11350 * xm-bsd386.h (HAVE_STRERROR): Likewise.
11351 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
11352 * xm-dos.h (HAVE_STRERROR): Likewise.
11353 * xm-mingw32.h (HAVE_STRERROR): Likewise.
11354 * xm-pa.h (HAVE_STRERROR): Likewise.
11355 * xm-papro.h (HAVE_STRERROR): Likewise.
11356 * xm-sysv4.h (HAVE_STRERROR): Likewise.
11357 * configure, config.in: Rebuilt.
11359 * Makefile.in: Add several missing "else true" clauses.
11361 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
11362 * mips-tfile.c: Likewise.
11363 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
11364 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
11365 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
11366 * configure.in: Check for sys_siglist declaration.
11367 * configure, config.in: Rebuilt.
11369 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
11371 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
11372 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
11373 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
11374 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
11375 * rs6000/sysv4.h (extra_subtarget_switches): Added new
11376 macro EXTRA_SUBTARGET_SWITCHES.
11377 * configure.in (sh*-*-rtems*): New target.
11378 * sh/rtems.h: New file.
11379 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
11380 * configure: Rebuilt.
11382 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
11384 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
11386 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
11388 * rs6000.md: Make DF fused-add operations pay attention to
11391 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
11393 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
11395 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
11397 * pa.md (reload_peepholes): Make sure operand is a REG before
11398 examining REGNO. Allow general registers too.
11400 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
11402 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
11404 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
11406 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
11407 to reallocate abbrev_die_table.
11409 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
11411 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
11413 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
11415 * Makefile.in (config.status): Depend on version.c
11417 * expr.h (insn_gen_function): Reenable prototype.
11419 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
11422 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
11424 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
11426 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
11428 * version.c: Bump for latest snapshot.
11430 * bc-optab.c: Conditionally include stdlib.h.
11431 (free): Provide a declaration if NEED_DECLARATION_FREE.
11432 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
11433 * rtl.h (free): Remove declaration.
11434 * tree.h (free): Remvoe declaration.
11436 * configure: Rebuilt.
11438 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
11440 * flags.h (flag_move_all_movables): Declare.
11441 (flag_reduce_all_givs): Likewise.
11442 * loop.c (move_movables): Handle flag_move_all_movables.
11443 (strength_reduce): Handle flag_reduce_all_givs.
11444 * toplev.c (flag_move_all_movables): Define.
11445 (flag_reduce_all_givs): Likewise.
11446 (f_options): Add -fmove-all-movables and -freduce-all-givs.
11447 * invoke.texi: Document new options, including alias stuff that
11448 wasn't included last time.
11450 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
11452 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
11453 * t-mn10200: Ditto.
11454 * t-vxsparc: Ditto.
11455 * t-vxworks68: Ditto.
11456 * t-vxworks960: Ditto.
11459 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
11461 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
11462 if not already defined, and USE_C_ALLOCA not defined.
11464 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
11466 * config.guess: Replace with script that uses ../config.guess.
11468 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
11469 if USE_GNULIBC_1 is not defined.
11471 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
11473 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
11474 * config.guess: Recognize alpha-linux-gnulibc1.
11475 * configure.in (alpha-*-linux-gnulibc1): New target.
11476 (alpha-*-linux-gnu*): Don't build crtbegin/end.
11478 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
11480 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
11483 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
11485 * loop.c (combine_movables): Earlier insns don't match later ones.
11487 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11489 * config/linux.h (CC1_SPEC): Define it only if not defined.
11491 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
11494 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
11495 USE_GNULIBC_1 is not defined.
11497 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
11499 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
11500 as 1 if USE_GNULIBC_1 is not defined.
11502 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
11504 * reorg.c (dbr_schedule): Allow current_function_return_rtx
11505 to be something other than a REG.
11506 * function.c (expand_function_end): Fix current_function_return_rtx
11507 if it was a pseudo.
11509 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
11510 * x-netbsd: Likewise
11511 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
11512 (INSTALL_HEADERS): Delete.
11513 * x-dguxbcs: Likewise.
11514 * x-hp3bsd44: Likewise
11517 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
11519 * i386.md (pop): pop increments the stack pointer.
11520 (prologue_set_stack_ptr): New pattern.
11521 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
11524 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
11526 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
11527 address where an offsettable address is required.
11529 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
11531 * loop.c (check_final_value): Don't miss a biv increment in a
11534 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
11536 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
11537 TYPE_DECL_IS_STUB instead of DECL_NAME.
11539 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11541 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
11543 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
11545 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
11547 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
11549 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
11550 (find_post_sched_live): Likewise.
11552 * haifa-sched.c (schedule_block): Remove old code to get arguments
11553 from hard regs into pseudos early.
11555 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
11557 * version.c: Bump for new snapshot.
11559 * local-alloc.c (update_equiv_regs): All the target to reject
11560 promotion of some REG_EQUAL to REG_EQUIV notes.
11561 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
11563 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
11566 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
11567 store of the argument registers.
11569 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
11571 * fold-const.c (multiple_of_p): New function.
11572 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
11574 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
11576 * expr.h (insn_gen_function): Temporarily remove prototype.
11578 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
11580 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
11581 filenames. Use sed to extract base filename for install.
11583 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
11585 * unroll.c (find_splittable_givs): Only share if two givs have the
11586 same add and multiply values.
11588 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
11590 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
11591 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
11593 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
11595 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
11596 around branch tables.
11597 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
11598 and .end_brtab directives if TARGET_GAS.
11600 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
11602 * alias.c (true_dependence): Pass x_addr not x to varies.
11604 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
11605 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
11606 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
11608 * config.in, configure: Regenerate.
11610 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
11612 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
11614 (record_set): Handle LO_SUM like PLUS.
11615 (init_alias_analysis): When following chains of base addresses,
11616 do not stop on reaching a hard register.
11618 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
11620 * version.c: Bump for new snapshot.
11622 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
11624 * alpha.h (ARCH_ASM_FILE_START): Define.
11625 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
11626 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
11628 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
11630 * Makefile.in (install-common): Put gcov comment at start of line.
11632 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
11634 * alias.c (init_alias_analysis): When simplifying the reg_base_value
11635 array, simplify entries for hard registers too.
11637 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
11639 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
11642 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
11644 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
11645 block_stack before dereferencing it.
11647 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
11649 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
11651 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
11653 * cplus-dem.c: Add 'extern' to prepends_underscore.
11655 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
11657 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
11658 (get_issue_rate): Delete.
11659 * pa.h (ISSUE_RATE): Define.
11661 * configure.in: Turn on haifa by default for the PA.
11662 * configure: Rebuilt.
11663 * pa.c (override_options): Accept -mschedule=7200 option.
11664 (pa_adjust_cost): No longer need to scale costs for newer
11666 * pa.h (enum processor_type): Add PROCESSOR_7200.
11667 * pa.md: Revamp scheduling parameters to work better with
11668 haifa. Add scheduling parameters for the 7200.
11670 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
11672 (schedule_block): When adjusting basic_block_{head,end}, account
11673 for movement of SCHED_GROUP_P insns too.
11675 * haifa-sched.c (debug_dependencies): Fix thinko.
11677 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
11678 (site.exp, check, check-g++, check-gcc): New targets.
11680 * haifa-sched.c: Make lots of variables static.
11682 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11684 * expr.h, real.h: Finish prototyping.
11686 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
11688 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
11689 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
11690 * reload1.c: Undo bugfix from Aug 11.
11692 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
11694 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
11695 quotes around the name.
11696 * configure: Regenerate.
11698 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
11700 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
11702 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
11704 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
11705 to sub-makes to avoid building more passes than the user might have
11706 requested on the command line.
11708 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
11710 * configure.in: Expurgate `broken_install' (install is
11713 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
11716 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
11718 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
11719 functions and declarations.
11720 (analyze_loop_iterations): Use condjump_p.
11721 (insert_bct): Likewise. Use exact_log2.
11723 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
11725 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
11726 (schedule_region): Likewise.
11727 (schedule_insns): Likewise.
11729 * PROJECTS: Update with Haifa stuff.
11731 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
11733 * version.c: Change the version string to look like:
11734 egcs-2.90.00 970814 (gcc2-970802 experimental).
11736 * loop.c (is_conditional_branch): Make definition match declaration.
11738 * gcc.c: Take out experimental snapshot warning message.
11740 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
11742 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
11743 print out the names of the notes. Print out the name of the insn
11744 that is not a note, and not an {,CALL_,JUMP_}INSN.
11746 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
11748 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
11749 again for the slot after we give it RTL.
11751 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
11753 * configure.in (haifa configury): Fix typo.
11754 * configure: Regenerate.
11756 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
11758 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
11760 * gcc.info*: Rebuilt.
11762 * COPYING.g77, README.g77: New files.
11763 * real.c (ereal_unto_float, ereal_unto_double): New functions.
11764 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
11765 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
11767 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
11769 * Integrate Haifa instruction scheduler.
11770 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
11771 to sched with $(SCHED_CFLAGS.
11772 * configure.in: Handle --enable-haifa.
11773 * configure: Rebuilt.
11774 * flags.h: Add new flags for haifa instruction scheduler.
11775 * genattrtab.c (expand_units): For haifa, don't subtract one
11776 when computing blockage.
11777 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
11778 (flag_schedule_speculative): Ditto.
11779 (flag_schedule_speculative_load): Ditto.
11780 (flag_schedule_speculative_load_dangerous): Ditto.
11781 (flag_schedule_reverse_before_reload): Ditto.
11782 (flag_schedule_reverse_after_reload): Ditto.
11783 (flag_branch_on_count_reg): Ditto.
11784 (f_options): Add Haifa switches.
11785 (main): Turn off some Haifa options if appropriate macro is
11786 defined. Process Haifa switches.
11787 * unroll.c (iteration_info): No longer static, since Haifa
11789 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
11790 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
11791 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
11792 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
11793 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
11794 storage for the Haifa scheduler.
11795 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
11797 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
11798 are defined, call analyze_loop_iterations and insert_bct to use
11800 (record_giv): Refine test for jumps out of loops if HAIFA is
11802 (analyze_loop_iterations): New function to identify if we can use
11804 (insert_bct): Insert countdown loop.
11805 (instrument_loop_bct): Low level code to insert countdown loop.
11806 (loop_number): Calculate UID of loop.
11807 (indirect_jump_in_function_p): Return true if an indirect jump is
11809 (is_power_of_2): Return true if value is a power of 2.
11810 (is_conditional_branch): Return true if insn is a conditional
11812 (fix_bct_param): Process -fbct-{min,max}-N switches.
11813 (check_bct_param): Return true if loop should be instrumented.
11814 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
11815 (loop_optimize): Initialize.
11816 (get_condition_for_loop): Ditto.
11817 * loop.c (strength_reduce): Inside of code that uses #ifdef
11818 HAVE_decrement_and_branch_on_count code, test it to make sure the
11820 (instrument_loop_bct): Ditto.
11821 * haifa-sched.c: New file.
11824 * Integrate regmove pass.
11825 * Makefile.in (OBJS): Add regmove.o
11826 (regmove.o): Add dependencies.
11827 * flow.c (find_use_as_address): No longer static.
11828 * rtl.h (find_use_as_address): Declare.
11829 * toplev.c (regmove_dump, flag_regmove): Define.
11830 (f_options): Add -fregmove.
11831 (regmove_dump_file, regmove_time): Define.
11832 (fatal_insn): Close the regmove dump file.
11833 (compile_file): Initialize regmove_time; open/close the regmove dump
11834 file as needed. Print regmove time as needed.
11835 (rest_of_compilation): Run regmove pass if requested, dump
11836 RTL after regmove if requested.
11837 (main): If -O2 or more, turn on regmove. Handle dump switches.
11838 * regmove.c: New file.
11840 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
11842 * Integrate tlink patch from jason@cygnus.com
11843 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
11844 (process_command): Increment n_switches for them. Don't discard
11845 their args. Validate them.
11846 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
11848 (process_command): Set include_prefixes from COMPILER_PATH.
11849 (main): Set COLLECT_GCC_OPTIONS sooner.
11850 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
11851 * tlink.c, hash.c, hash.h: New files.
11852 * Makefile.in (USE_COLLECT2): Always use collect2.
11853 (collect2): Depend on and link in hash.o and tlink.o.
11854 (tlink.o, hash.o): Add dependencies.
11856 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
11858 * Integrate alias analysis changes from jfc@mit.edu
11859 * Makefile.in (OBJS): Add alias.o
11860 (alias.o): Add dependencies.
11861 * alias.c: New file.
11862 * sched.c: Remove alias analysis code. It lives in alias.c now.
11863 (sched_analyze_2): Add new arguments to true_dependence.
11864 (schedule_insns): Always call init_alias_analysis.
11865 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
11866 mark return value from such functions as a pointer and keep track of
11867 them for alias analysis. If a return value from a function is a
11868 pointer, mark it as such.
11869 * combine.c (distribute_notes): Handle REG_NOALIAS.
11870 * cse.c (struct write_data): Delete. No longer needed.
11871 (invalidate): Don't call set_nonvarying_address_components anymore.
11872 Use true_dependence to decide if an entry should be removed from
11874 (invalidate_memory): Remove WRITES argument, simplify appropriately.
11876 (note_mem_written): Similarly for WRITE_PTR argument.
11877 (invalidate_from_clobbers): Similarly for W argument.
11878 (invalidate_for_call): Remove memory elements from the hash table.
11879 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
11880 (cse_rtx_varies_p): New function. Derived from old
11881 cse_rtx_addr_varies_p.
11882 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
11883 Don't call note_mem_written anymore. Stack pushes invalidate the stack
11884 pointer if PUSH_ROUNDING is defined. No longer need to call
11885 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
11886 (skipped_writes_memory): Remove variable.
11887 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
11888 (invalidate_skipped_block): Simplify for new alias analysis code.
11889 (cse_set_around_loop): Likewise.
11890 (cse_main): Call init_alias_analysis.
11891 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
11892 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
11893 (f_options): Add new alias checking arguments.
11894 (main): Set flag_alias_check when optimizing.
11895 * local_alloc (validate_equiv_mem_from_store): Add new arguments
11896 to true_dependence.
11897 (memref_referenced_p): Likewise.
11898 * loop.c (NUM_STORES): Increase to 30.
11899 (prescan_loop): Only non-constant calls set unknown_address_altered.
11900 (invariant_p): Add new arguments to true_dependence.
11901 (record_giv): Initialize unrolled and shared fields.
11902 (emit_iv_add_mult): Call record_base_value as needed.
11903 * loop.h (struct induction): Add unrolled and shared fields.
11904 * unroll.c (unroll_loop): Call record_base_value as needed.
11905 (copy_loop_body): Likewise.
11906 (final_biv_value): Likewise.
11907 (final_giv_value): Likewise.
11908 (find_splittable_regs): Likewise. Only create one new pseudo
11909 if we have multiple address GIVs that were combined with the same
11910 dst_reg GIV. Note when a new register is created due to unrolling.
11911 * rtl.c (reg_note_name): Add REG_NOALIAS.
11912 * rtl.h (enum reg_note): Similarly.
11913 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
11914 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
11915 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
11916 (true_dependence, read_dependence, anti_dependence): Likewise.
11917 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
11918 (mark_user_reg, mark_reg_pointer): Likewise.
11921 * Integrate reload bugfix from Wilon which enables the PA port
11922 to bootstrap again.
11923 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
11924 OPERAND_ADDRESS when computing how many registers an insn needs.
11925 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
11927 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
11928 OPADDR_ADDR reload.
11929 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
11930 in reload_reg_use_in_op_addr do not reach the end.
11931 do not reach the end.
11932 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
11933 RELOAD_FOR_OPERAND_ADDRESS.
11935 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
11937 * egcs project officially starts.
11940 add-log-time-format: current-time-string