1 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * graph.h: New file to prototype functions exported by graph.c.
5 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
7 * graph.c: Include graph.h.
9 * toplev.c: Likewise. Remove redundant prototypes.
11 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
13 * invoke.texi: Removed duplicated description for -Q.
15 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
17 * extend.texi: Grammar fix in __extension__ text.
19 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
21 * md.texi (define_peephole2): New section.
23 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
25 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
26 (mov $-1 to or peepholer): Enable for pentium when optimizing for
29 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
31 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
33 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
35 * i386.md (ffs expander): Emit Pentium friendly code for
38 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
40 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
44 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
46 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
48 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
50 * config/m68k/m68k.c (use_return_insn): Return false if the pic
53 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
55 * md.texi (No Constraints): Delete section.
56 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
57 * final.c (final_scan_insn): We always have register constraints.
58 * genattrtab.c: Don't include "insn-config.h".
59 (write_attr_case): We always have register constraints.
60 * genconfig.c (register_constraint_flag): Delete.
61 (walk_insn_part): Don't check whether we have register constraints.
62 (main): Don't write out "#define REGISTER_CONSTRAINTS".
63 * genoutput.c (have_constraints): Delete.
65 (output_operand_data): We always have constraints.
66 (scan_operands): Likewise.
67 (compare_operands): Likewise.
68 * local-alloc.c (block_alloc): We always have constraints.
69 (requires_inout): Always compile this function.
70 * recog.c (extract_insn): We always have constraints.
71 (constrain_operands, reg_fits_class_p): Always compile these
73 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
75 (struct insn_operand_data): Likewise.
76 * regclass.c (regclass): We always have constraints.
77 (record_reg_classes, copy_cost, record_address_regs,
78 auto_inc_dec_reg_p): Always compile these functions.
79 * regmove.c (regmove_optimize): We always have constraints.
80 * reload.c (find_reloads): Likewise.
81 * reload1.c (reload): Likewise.
82 (reload_cse_simplify_operands): Likewise.
83 * i860.c (output_delay_insn): Likewise.
85 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
87 * iris6.h (BUILD_VA_LIST_TYPE): Define.
89 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
91 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
92 for the va_list record.
94 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
96 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
99 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
101 * alias.c: Include insn-flags.h.
102 * Makefile.in (alias.o): Update.
104 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
106 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
107 to LTU and GEU. Handle more cases using sbb.
109 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
111 * i386.md (truncatexfdf splitters): Do not use subreg.
112 (fop XFmode patterns): Fix mode in operand testing.
114 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
116 * jump.c (jump_optimize_1): Amend last change to test only the
117 form of the operand, not the insn.
119 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
120 not register_operand to determine when B may need preloading.
122 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
124 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
125 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
126 (call-value patterns): Move to end of file.
127 (*): Remove mode from label_ref in (pc) context.
128 (movstrqi): Use memory not general_operand for BLKmode operands.
129 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
130 to register_operand operands.
131 (peep2 patterns): Convert from commented-out peephole patterns.
133 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
135 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
136 to BUILT_IN_INIT_DWARF_REG_SIZES.
137 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
138 Renamed from BUILT_IN_DWARF_REG_SIZE; call
139 expand_builtin_init_dwarf_reg_sizes.
140 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
141 with __builtin_init_dwarf_reg_size_table.
142 * dwarf2out.c (struct reg_size_range): Delete.
143 (expand_builtin_init_dwarf_reg_sizes): New function.
144 (expand_builtin_dwarf_reg_size): Delete.
145 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
146 (expand_builtin_dwarf_reg_size): Don't declare.
147 * libgcc2.c (dwarf_reg_size_table_initialized): New.
148 (dwarf_reg_size_table): New.
149 (init_reg_size_table): New function.
150 (copy_reg): Use dwarf_reg_size_table.
151 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
154 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
156 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
157 Correctly build argument list to constructor and destructor functions.
159 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
161 * c-tree.h (warn_float_equal): Declare.
162 * c-decl.c (warn_float_equal): Define.
163 (c_decode_option): Recognize -W[no-]float-equal.
164 * c-typeck.c (build_binary_op): Conditionally warn
165 about equality tests of floating point types.
166 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
167 * invoke.texi: Add docs for -Wfloat-equal warning.
169 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
171 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
172 generating RTL directly.
173 * mips.h (INIT_TARGET_OPTABS): Likewise.
174 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
176 * expr.h (init_mov_optab): Delete declaration
178 * h8300.c (WORD_REG_USED): Update to avoid useless register
179 saves in interrupt functions and functions which never return.
181 * cse.c (struct set): Delete inner_dest_loc field.
182 (cse_insn): Remove assignments to inner_dest_loc field.
184 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
186 * ggc-page.c: Don't include <unistd.h> etc taken care of
187 by "system.h". Include <sys/mman.h> afterward.
189 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
191 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
194 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
196 * xcoffout.c (xcoffout_declare_function): Add documentation.
197 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
198 TARGET_64BIT. Compare constant to -1, not bit pattern.
199 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
200 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
203 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
205 * dwarf2out.c (add_abstract_origin_attribute): Abort if
207 (gen_inlined_enumeration_type_die): Do not abort if the type has
208 not been writeen out.
209 (gen_inlined_structure_type_die): Do not abort if the type has
210 not been writeen out.
211 (gen_inlined_union_type_die): Do not abort if the type has
212 not been writeen out.
213 (gen_tagged_type_instantiation_die): Do not abort if the type
214 has not been written out.
216 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
218 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
220 * reg-stack.c (straighten_stack): Copy hard reg set with
223 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
225 * builtins.c (stabilize_va_list): Stabilize array type va_list
226 to a pointer type, not the base record type.
227 (expand_builtin_va_copy): Dereference the pointers explicitly;
228 use the correct size for the copy.
230 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
231 (rs6000_va_arg): Likewise.
233 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
235 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
237 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
239 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
241 (DECL_BUILT_IN_CLASS): Adjust accordingly.
243 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
245 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
246 (init_ggc): Use it instead of a constant.
247 (ggc_collect): Bound allocated_last_gc by it.
249 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
251 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
254 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
256 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
257 (mips*-*-openbsd*): Let big endian configuration be a fragment.
259 * config/mips/openbsd.h: New, OpenBSD little endian target.
260 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
261 * config/mips/xm-openbsd.h: New, OpenBSD host.
263 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
265 * config/m68k/m68k.c (output_function_prologue,
266 output_function_epilogue): Use
267 current_function_uses_pic_offset_table instead of regs_ever_live
268 to decide whether to save/restore pic register.
269 (legitimize_pic_address): Don't modify regs_ever_live any more.
271 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
273 * function.h (struct function): Add x_dont_save_pending_sizes_p.
274 * stor-layout.c (variable_size): Don't add sizes to the pending
275 sizes list if x_dont_save_pending_sizes_p is set.
277 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
279 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
280 for symbolic_operand().
281 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
283 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
285 * combine.c (gen_rtx_combine): Add missing call to va_end().
287 * final.c (asm_fprintf): Likewise.
289 * genattrtab.c (attr_rtx): Likewise.
291 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
293 * cse.c: Update comments.
294 (cse_insn): When converting a conditional/computed jump into
295 an unconditional jump, always make sure a BARRIER immediately
296 follows the converted jump. Do not delete unreachable code.
297 (cse_basic_block): Do not delete unreachable code.
298 * toplev.c (rest_of_compilation): Move call to
299 delete_trivially_dead_insns after the conditional call to
302 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
304 * collect2.c (make_temp_file): Don't prototype.
306 * gcc.c (make_temp_file): Likewise.
308 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
310 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
312 * varasm.c (asm_emit_uninitialised): New function: Generate
313 the assembler statements necessary to declare an uninitialised
315 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
317 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
318 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
320 (assemble_variable): Use asm_emit_uninitialised to emit an
321 uninitialised variable.
323 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
325 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
326 constant on a 64 bit host. Patch supplied by Geoffrey Keating
329 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
331 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
332 * c-common.h (builtin_function): Don't declare.
334 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
336 (pushdecl): Likewise.
337 (finish_decl): Likewise.
338 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
339 int. All callers changed.
340 Set the builtin's DECL_BUILT_IN_CLASS.
341 * tree.h (enum built_in_class): New.
342 (enum built_in_function): Delete NOT_BUILT_IN.
343 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
345 (DECL_SET_FUNCTION_CODE): Likewise.
346 (DECL_BUILT_IN_CLASS): New macro.
347 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
348 (struct tree_decl): Split builtin function code field into a
350 (builtin_function): Declare.
352 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
354 * optabs.c (init_traps): Fix typo in last change.
356 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
358 * toplev.c (rest_of_decl_compilation): Update comment.
360 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
362 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
363 in .sbss if appropriate.
364 (EXTRA_SECTION_FUNCTIONS): Add sbss.
365 (SBSS_SECTION_ASM_OP): New macro.
366 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
367 (EXTRA_SECTIONS): Add in_sbss.
368 * config/mips/mips.h: Prototype sbss_section.
370 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
372 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
375 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
377 * optabs.c (init_traps): Register trap_rtx as a GC root.
379 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
381 * config/mips/mips.c (function_arg_pass_by_reference): Define
382 unconditionally, since it's called unconditionally.
384 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
386 * toplev.c (documented_lang_options): Add -fshort-wchar.
387 * c-decl.c (c_decode_option): Likewise.
388 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
390 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
391 * gcc.c (default_compilers): If -fshort-wchar,
392 override __WCHAR_TYPE__.
393 * tm.texi (C Dialect Options): Add -fshort-wchar.
395 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
396 symbol for a variable.
398 * cpplib.h (CPP_PREPROCESSED): New macro.
399 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
400 we're seeing this input for a second time.
402 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
404 * emit-rtl.c (init_emit_once): Initialize modes first.
406 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
408 * config/i386/i386.c (pic_label_name): Change to char pointer.
409 (global_offset_table): New variable.
410 (load_pic_register): Fill global_offset_table if it hasn't
411 already been done. Allocate pic_label_name dynamically.
412 * ggc.h (empty_string): New variable.
413 * ggc-simple.c (empty_string): Likewise.
414 (init_ggc): Allocate empty_string and add as root.
415 * stmt.c (digit_strings): New variable.
416 (init_stmt): Add last_block_end_note as root. Allocate and
417 initialize digit_strings.
418 (expand_asm_operands): Use empty_string instead of string
419 constant. Use digit_strings instead of string constants.
420 * profile.c (init_arc_profiler): Allocate string with
421 ggc_alloc_string instead of xmalloc.
422 (output_func_start_profiler): Likewise.
423 * c-typeck.c (digest_init): Check if init is error_mark_node.
425 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
426 Richard Henderson <rth@cygnus.com>
428 * ggc-page.c: New file.
429 * Makefile.in (ggc-page.o): New.
431 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
433 * invoke.texi: Document -fdelete-null-pointer-checks
434 * toplev.c (flag_delete_null_pointer_checks): New.
435 (f_options): Add entry for -fdelete-null-pointer-checks.
436 (rest_of_compilation): Conditionalize null pointer check
437 elimination on flag_delete_null_pointer_checks.
438 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
440 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
442 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
443 copyright notice and special exception to GPL.
445 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
447 * abi64.h (mips_function_value): Add prototype arguments.
449 * mips-protos.h: New file with mips prototypes.
451 * mips.c: Include "tm_p.h".
452 (mktemp, lookup_name): Add prototype arguments.
453 (extern_list, string_constant, mips_fill_delay_slot,
454 mips_output_external, mips_output_external_libcall,
455 mips_output_filename, mips_declare_object, function_prologue,
456 mips_expand_prologue, function_epilogue, mips16_constant,
457 build_mips16_function_stub, mips_output_conditional_branch):
459 (mips_va_start): Remove unused variable `u'.
460 (mips_va_arg): Cast value to unsigned when comparing against one.
462 (save_restore_insns, mips_expand_prologue): Add missing arg in
465 * mips.h: Move prototypes to mips-protos.h.
466 (data_section, memory_address_p, rdata_section,
467 readonly_data_section, simple_epilogue_p, text_section): Delete
468 prototypes delcared elsewhere.
469 (mips_epilogue_delay_slots, print_options): Delete unused decls.
471 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
473 * mips.md: Delete extra args in call to `mips_move_2words'.
475 * xm-iris6.h (alloca): Add prototype argument.
477 * genpeep.c: Include "tm_p.h" in generated output file.
479 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
481 * basic-block.h (find_edge_index): Change parameters.
482 * flow.c (verify_edge_list): Pass basic_block parameters to
483 find_edge_index instead of integers.
485 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
487 * combine.c (simplify_comparison): Use an unsigned shift to adjust
490 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
492 * gcc.1: Fix a formatting error.
494 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
496 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
497 i786, mn10200, mn10300, pdp11, v850.
499 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
501 * libgcc2.c (num_digits): Add prototype with
502 __attribute__((const)).
503 (__terminate): Add prototype.
505 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
507 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
509 * alpha/alpha.c (print_operand): Fix type of `code'.
510 (alpha_output_filename): Constify.
511 * alpha/alpha.h: Move all function declarations ...
512 * alpha/alpha-protos.h: ... here. New file.
513 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
514 (SECTION_FUNCTION_TEMPLATE): Likewise.
516 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
518 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
519 * expr.c (expand_expr): Likewise.
521 (do_store_flag): Pass ccp_store_flag to can_compare_p.
522 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
524 (enum can_compare_purpose): New.
525 (can_compare_p): Adjust prototype.
526 (prepare_cmp_insn, prepare_operand): Declare.
527 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
528 * optabs.c (cmp_available_p): Deleted.
529 (expand_abs): Pass ccp_jump to can_compare_p.
530 (can_compare_p): New arg PURPOSE. Check for combined optabs.
531 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
532 Call can_compare_p rather than cmp_available_p.
533 (prepare_operand): No longer static.
534 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
535 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
536 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
537 sequence to use emit_cmp_and_jump_insns.
538 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
540 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
542 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
543 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
544 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
545 (plus (reg) (const_int 0))
546 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
548 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
550 * rs6000.c (expand_block_move): DImode loads and stores require
551 word-aligned displacements. Increment address registers with
552 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
554 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
556 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
557 is no name for the base type, rather than segfault. If we are
558 writing out a complex integer type, use DW_ATE_lo_user.
560 * expr.c (emit_move_insn_1): If we are copying a complex that fits
561 in one word or less (complex char, complex short, or on 64 bit
562 systems complex float) to/from a hard register, copy it through
563 memory instead of dying in gen_{real,imag}part. If we have a
564 short complex type, prevent inlining since it allocates stack
567 * tree.c (build_complex_type): If we are writing dwarf2 output,
568 generate a name for complex integer types.
570 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
572 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
573 * flow.c (remove_edge): Remove extra whitespace.
574 (remove_fake_edges): Fix comment.
575 (add_noreturn_fake_exit_edges): Use the correct name.
577 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
579 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
580 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
581 (clean): Depend on INTL_CLEAN.
582 (maintainer-clean): Adjust.
584 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
586 * configure.in (AC_PREREQ): Bump to 2.13.
587 (AC_C_STRINGIZE): Call this instead of using a custom macro.
589 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
591 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
593 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
595 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
596 (HAVE_STRINGIZE): Define.
598 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
600 * c-parse.in: save and restore warn_pointer_arith on __extension__
602 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
603 Set the type of extension to itype rather than $<itype>1 kludge.
604 * extend.texi (Alternate Keywords): Adjust documentation.
605 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
607 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
609 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
610 most assembler templates.
612 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
614 (following_call): Always return zero for the PA8000.
615 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
617 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
619 * pa.h (BRANCH_COST): Define.
621 * pa.md (return, return_internal): Use bve for PA2.0.
623 * pa.md (fused multiply): Add variants which reduce height for the
624 fused multiply, but which still generate 2 insns.
625 (fnegabs): Similarly.
627 * pa.md (subsi3): Turn into an expander. Create two anonymous
628 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
629 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
631 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
633 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
635 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
636 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
638 * regclass.c (init_regs): Add "top_of_stack" as a garbage
641 * flow.c (record_active_eh_regions): Terminate loop after finding
642 the last insn in the last basic block.
644 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
646 * config/c4x/c4x.md: Delete parallel instruction peepholes.
648 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
650 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
652 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
654 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
655 splitting to not use output template.
657 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
659 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
660 * config/c4x/c4x.c (c4x_va_start): New function.
662 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
664 * genrecog.c (not_both_true): Handle correctly cases when called for
665 tests with different positions in the insn.
667 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
669 * machmode.h (HOST_PTR_PRINTF): Move from here ...
671 * system.h (HOST_PTR_PRINTF): ... to here.
673 * mips-tfile.c: Don't include machmode.h.
675 * Makefile.in (MACHMODE_H): New variable. Update to use it.
676 (mips-tfile.o): Don't depend on machmode.h.
678 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
680 * haifa-sched.c (sched_analyze): Rename local variable `region' to
681 avoid conflicts with typedef struct `region' at the top level scope.
683 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
685 * basic-block.h (basic_block): Add eh_beg, eh_end.
686 * flow.c (entry_exit_blocks): Update.
687 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
689 (find_basic_blocks_1): Don't record eh_list at each bb. Use
690 lists.c functions to allocate insn lists.
691 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
693 (make_eh_edge): ... here. New.
694 (move_stray_eh_region_notes): New.
695 (record_active_eh_regions): New.
696 (delete_unreachable_blocks): Split out block merging ...
697 (try_merge_blocks): ... here. New.
698 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
700 (merge_blocks_move_successor_nojumps): Likewise.
701 (merge_blocks): Use eh_beg+eh_end to validate block movement.
703 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
705 * extend.texi (Bound member functions): Document unbound pmf
708 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
710 * flow.c (split_edge): Handle insertion on a fallthrough edge which
711 has the EXIT_BLOCK as a dest.
713 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
715 * flow.c (remove_edge): New function to remove an edge from the
717 (remove_fake_successors): New function to remove fake successor edges.
718 (remove_fake_edges): New function to remove all fake edges from the
720 (add_fake_exit_edges): New function to add fake edges from all blocks
721 with no successors to the exit block.
722 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
723 prototypes for new functions.
725 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
727 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
728 Use Pmode to determine whether to output .dword or .word.
730 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
732 * tree.c (built_in_filename): New variable.
733 (BUILT_IN_FILENAME): New macro.
734 (init_tree_codes): Allocate built_in_filename.
735 (make_node): Use built_in_filename instead of string constant.
737 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
739 * configure.in: Add fr30 target.
740 * configure: Regenerate.
741 * config/fr30: New directory.
742 * config/fr30/crti.asm: New file.
743 * config/fr30/fr30.c: New file.
744 * config/fr30/crtn.asm: New file.
745 * config/fr30/fr30.h: New file.
746 * config/fr30/fr30.md: New file.
747 * config/fr30/lib1funcs.asm: New file.
748 * config/fr30/t-fr30: New file.
749 * config/fr30/xm-fr30.h: New file.
751 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
753 * flow.c (merge_blocks_move_successor_nojumps): Delete the
754 BARRIER at the end of the successor, not the BARRIER before
757 * pa.c (pa_add_gc_roots): Fix thinko in last change.
759 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
761 * stmt.c (any_pending_cleanups): Don't crash when
762 current_function->stmt is unset.
764 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
766 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
767 other initializations that may use it for relative offsets.
769 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
771 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
772 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
773 * config/i386/sol2dbg.h: Removed.
774 * config/i386/sol2gas.h: New file, to enable gas work-around.
775 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
777 * configure: Rebuilt.
779 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
781 * invoke.texi (-fthis-is-variable): Remove documentation.
783 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
785 * basic-block.h (compute_bb_for_insn): Declare.
786 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
787 to use; set size of basic_block_for_insn directly.
788 (find_basic_blocks): Update.
790 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
792 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
794 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
796 * crtstuff.c (ON_EXIT): Delete empty macro definition.
797 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
799 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
801 * c-decl.c (c_decode_option): Extend comment.
803 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
805 * toplev.c (progname): Make 'const char *'
806 (flag_print_mem): Move out of main.
807 (version_flag): Move out of main.
808 (filename): Move out of main.
809 (debug_args): Remove g prefix from options.
810 (documented_lang_options): Remove cpplib specific options.
811 (display_help): Add g prefix to debug options.
812 (check_lang_option): Delete this function.
813 (decode_d_option): New function: Decode -d... option.
814 (decode_f_option): New function: Decode -f... option.
815 (decode_W_option): New function: Decode -W... option.
816 (decode_g_option): New function: Decode -g... option.
817 (independent_decode_option): New function: Decode a language
818 independent command line option.
819 (main): Invoke lang_decode_option and then
820 independent_decode_option on each command line option in
823 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
825 Revert this change. Gavin's patch to operand_equal_p is a better fix.
826 * fold-const.c (fold_range_test): Do not try to fold the range
827 test if the rhs or lhs has side effects.
829 * basic-block.h (compute_flow_dominators): Declare.
831 * gcse.c (alloc_code_hoist_mem): New function.
832 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
833 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
834 (hoist_code, one_code_hoisting_pass): Likewise.
835 (gcse_main): If optimizing for size, then hoist expressions
836 computed in multiple dominated basic blocks.
838 * gcse.c (invalid_nonnull_info): New function.
839 (delete_null_pointer_checks): Likewise.
840 * rtl.h (delete_null_pointer_checks): Declare.
841 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
843 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
844 (merge-blocks_move_successor_nojumps): Likewise.
845 (merge_blocks): Allow merging of some blocks, even if it requires
846 physical movement of the blocks, but not if it requires new jumps.
848 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
849 Callers and prototype changed.
850 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
852 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
854 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
855 -YP when both -p and -pg are present. From i386/sol2.h.
857 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
859 * Makefile.in (distclean): Delete tm_p.h.
860 * configure.in: Create a new file, "tm_p.h", from a list in
861 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
862 "i386/i386-protos.h".
864 * alias.c: Include "tm_p.h".
865 * c-typeck.c: Likewise.
868 * emit-rtl.c: Likewise.
869 * explow.c: Likewise.
870 * expmed.c: Likewise.
874 * fold-const.c: Likewise.
875 * function.c: Likewise.
877 * global.c: Likewise.
878 * haifa-sched.c: Likewise.
879 * integrate.c: Likewise.
881 * local-alloc.c: Likewise.
883 * optabs.c: Likewise.
885 * reg-stack.c: Likewise.
886 * regclass.c: Likewise.
887 * regmove.c: Likewise.
888 * reload.c: Likewise.
889 * reload1.c: Likewise.
891 * resource.c: Likewise.
893 * stor-layout.c: Likewise.
894 * toplev.c: Likewise.
896 * unroll.c: Likewise.
897 * genattrtab.c (main): Make generated file include "tm_p.h".
898 * genemit.c (main): Likewise.
899 * genoutput.c (main): Likewise.
900 * genrecog.c (main): Likewise.
902 * i386.h: Delete all prototypes.
903 * i386.c: Include "tm_p.h".
904 (ix86_attr_length_default): Call constant_call_address_operand
905 with correct number of arguments.
906 * i386-protos.h: New file.
907 * i386.md (unnamed patterns): Call constant_call_address_operand
908 with correct number of arguments.
909 (exception_receiver): Call load_pic_register with correct number
912 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
914 * c-pragma.c (mark_align_stack): Dereference the void* properly.
916 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
918 * rtl.h (insns_safe_to_move_p): New function.
919 * loop.c (find_and_verify_loops): Use it.
920 * rtlanal.c (insns_safe_to_move_p): Define it.
922 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
924 * c-pragma.c: Include ggc.h.
925 * Makefile.in (c-pragma.o): Update.
927 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
929 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
930 (LIB_SPEC): Likewise.
931 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
933 Copied from config/sparc/sol2.h.
935 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
937 * c-pragma.c (mark_align_stack): New.
939 * c-pragma.h (init_pragma): Declare it.
940 * c-lex.c (init_parse): Call it.
942 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
944 * configure.in: Pick up thread library on Solaris/x86 just
945 like on Solaris/sparc.
946 * configure: Rebuilt.
948 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
950 * rtl.h (global_rtx_index): New enum.
951 (global_rtl): Change to array of rtx.
952 (pc_rtx, cc0_rtx): Redefine accordingly.
953 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
954 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
955 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
956 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
957 (const_int_rtx): Change to array of rtx.
958 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
960 * emit-rtl.c (global_rtl): Change to array of rtx.
961 (const_int_rtx): Change to aray of rtx.
962 (gen_rtx_CONST_INT): Redefine accordingly.
963 (init_emit_once): Allocate and initialize global_rtl. Likewise
964 for const_int_rtx. Add both as GC roots.
965 * genattrtab.c (global_rtl): Update declaration.
967 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
969 * Makefile (USER_H): Add iso646.h back.
971 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
973 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
974 zapping the LOG_LINKS of sched_before_next_call.
976 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
977 * pa.c (insn_refs_are_delayed): Renamed from
978 insn_sets_and_refs_are_delayed.
980 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
982 * functiion.h (struct function): Add x_whole_function_mode_p.
983 (retrofit_block): Declare.
984 * function.c (retrofit_block): New function.
985 (identify_blocks): Add assertions. Allow an incomplete set of
986 block notes if we're still generating code for the function.
987 * integrate.c: Include loop.h.
988 (expand_inline_function): Call find_loop_tree_blocks to map block
989 notes to blocks when in whole-function mode. Use retrofit_block
990 to insert new BLOCKs for the inlined function, rather than
992 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
993 * Makefile.in (integrate.o): Depend on loop.h.
995 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
997 * tree.h (warn_about_unused_variables): Declare.
998 * stmt.c (warn_about_unused_variables): New function, split out
1000 (expand_end_bindings): Here.
1002 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
1004 * stmt.c (preserve_subexpressions_p): Don't crash when
1005 current_function->stmt is unset.
1007 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
1009 * stmt.c (expand_start_bindings): Allow callers to pass a flag
1010 indicating that no NOTE_INSN_BLOCK_BEG note is required.
1011 (expand_start_target_temps): Use it.
1012 * except.c (expand_eh_region_start_for_decl): Likewise.
1013 * expr.c (expand_expr): Likewise.
1015 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
1017 * fold-const.c (operand_equal_p): Pay attention to side effects.
1019 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
1021 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
1022 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
1024 * tlink.c (scan_linker_output): Look for keywords before accepting
1025 a mangled name in quotes.
1027 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
1029 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
1030 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
1032 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
1034 * alpha.md: Revert Thu Nov 26 change that came in through the
1035 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
1036 Avoid earlyclobber when possible.
1038 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1040 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
1042 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
1043 Define HAVE_ON_EXIT.
1045 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1047 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
1048 CTYPE_CONV in all ctype macros.
1050 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
1053 * cexp.y (initialize_random_junk): Likewise.
1055 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
1057 * i370.c (handle_pragma): Likewise.
1059 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
1061 * v850.c (override_options): Likewise.
1063 * doprint.c (_doprnt): Likewise.
1065 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
1068 * fixinc/server.c (load_data): Likewise.
1070 * fold-const.c (real_hex_to_f): Likewise.
1072 * genattr.c (write_upcase, gen_attr): Likewise.
1074 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
1075 write_upcase): Likewise.
1077 * genemit.c (print_code): Likewise.
1079 * genopinit.c (gen_insn): Likewise.
1081 * genpeep.c (print_code): Likewise.
1083 * genrecog.c (print_code): Likewise.
1085 * optabs.c (init_libfuncs): Likewise.
1087 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
1089 * haifa-sched.c (sched_analyze): Keep the list of notes organized
1091 (reemit_notes): Likewise.
1093 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
1095 * ggc.h (ggc_root): Move to ggc-common.c.
1097 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
1098 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
1099 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
1100 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
1101 * ggc-common.c (ggc_root): Move from ggc.h.
1102 (roots): Declare, static.
1103 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
1104 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
1105 null or check/set mark bit.
1106 (ggc_mark_roots): New.
1107 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
1109 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
1111 * m32r.c: Include toplev.h.
1112 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
1113 (gen_compare): Rename swap_p to must_swap to match uses.
1114 Add default abort case.
1115 (m32r_output_function_epilogue): Remove unused variables.
1116 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
1117 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
1118 define to empty parameter list. Update all uses.
1119 (predicate decls): Use enum machine_mode not int.
1120 * m32r.md (movsi): Call abort, not fatal_insn.
1121 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
1123 1999-09-14 Andrew Haley <aph@cygnus.com>
1125 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
1126 use $0 instead of 0.
1128 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1130 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
1131 computation out of loop over hard regs.
1133 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
1135 * function.c (identify_blocks): Don't shadow a variable in an
1137 * integrate.c (integrate_decl_tree): Don't use pushlevel,
1138 pushdecl, or poplevel to build up the new BLOCK tree.
1139 (expand_inline_function): Likewise.
1140 (integrate_parm_decls): Likewise.
1142 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
1144 * c-typeck.c (qualify_type): Merge qualifiers from both types.
1146 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
1148 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
1149 * invoke.texi: Document this change.
1151 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
1153 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
1155 (mark_emit_status): Renamed from mark_emit_state.
1156 * except.c (mark_eh_status): Renamed from mark_eh_state.
1157 Check not null before marking.
1158 (free_eh_status): New.
1159 * expr.c (mark_expr_status, free_expr_status): New.
1160 * function.c (free_machine_status): New.
1161 (free_after_parsing): New.
1162 (free_after_compilation): Move bits to free_after_parsing; call
1163 free_eh_status, free_expr_status; zero the marked members of the
1165 (prepare_function_start): No can_garbage_collect.
1166 Call init_eh_for_function.
1167 (expand_dummy_function_end): Free up current_function state.
1168 (mark_function_status): Renamed from mark_function_state.
1169 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
1170 * function.h (struct function): No can_garbage_collect.
1171 (free_machine_status, free_after_parsing): Declare.
1172 (free_eh_status, free_expr_status): Declare.
1173 * ggc.h (mark_expr_status): Declare.
1174 * stmt.c (free_stmt_status): Free the struct.
1175 (mark_stmt_status): Renamed from mark_stmt_state.
1176 (init_stmt): Don't call init_eh.
1177 (init_stmt_for_function): Don't call init_eh_for_function.
1178 * toplev.c (compile_file): Call init_eh.
1179 (rest_of_compilation): Free basic block info before ggc_collect.
1180 Call free_after_parsing; conditionally call free_after_compilation.
1181 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
1182 Check not null before marking.
1183 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
1185 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
1187 * c-lex.c (yylex): Initialize warn.
1189 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
1191 * pa.c (emit_move_sequence): Properly set the mode of the scratch
1192 register when performing secondary reloads for the SAR register.
1194 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
1196 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
1197 (NOTE_BLOCK): New macro.
1198 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
1199 * function.h (identify_blocks): Change prototype.
1200 * function.c (identify_blocks): Simplify.
1201 (reorder_blocks): Likewise.
1202 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
1203 NOTE_INSN_BLOCK_{BEG,END}.
1204 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
1205 the list of saved notes if the note isn't a
1206 NOTE_INSN_BLOCK_{BEG,END}.
1207 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
1209 (reemit_notes): Adjust recreation of notes to reflect new saved
1211 * print-rtl.c (print_rtx): Print the address of the BLOCK when
1212 printing a block note.
1213 * stmt.c (block_vector): Remove.
1214 (find_loop_tree_blocks): Simplify.
1215 (unroll_block_trees): Likewise.
1216 * tree.h (reorder_block): Change prototype.
1218 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
1220 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
1221 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
1222 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
1223 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
1224 (atexit, exit): Simplify.
1225 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
1226 * config/lots: Remove defns of HAVE_ATEXIT.
1228 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
1230 * calls.c (precompute_arguments): Fix typo in comment.
1231 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
1234 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
1236 * dsp16xx.c (override_options): Fix typos in GC root registration.
1238 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
1240 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1242 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
1243 (FUNCTION_PROFILER): Redefine appropriately for Linux.
1244 (CC1_SPEC): Likewise.
1246 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1248 * genattr.c (main): Add extern prototype. Call return, not exit.
1249 * genattrtab.c (main): Likewise.
1250 * gencheck.c (main): Likewise.
1251 * gencodes.c (main): Likewise.
1252 * genconfig.c (main): Likewise.
1253 * genemit.c (main): Likewise.
1254 * genextract.c (main): Likewise.
1255 * genflags.c (main): Likewise.
1256 * gengenrtl.c (main): Likewise.
1257 * genopinit.c (main): Likewise.
1258 * genoutput.c (main): Likewise.
1259 * genpeep.c (main): Likewise.
1260 * genrecog.c (main): Likewise.
1262 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
1263 * genattrtab.c (get_insn_name): Likewise.
1264 * gencodes.c (get_insn_name): Likewise.
1265 * genconfig.c (get_insn_name): Likewise.
1266 * genemit.c (get_insn_name): Likewise.
1267 * genextract.c (get_insn_name): Likewise.
1268 * genflags.c (get_insn_name): Likewise.
1269 * genopinit.c (get_insn_name): Likewise.
1270 * genpeep.c (get_insn_name): Likewise.
1272 * gencheck.c (usage): Add static prototype.
1273 * genextract.c (print_path): Constify a char*.
1274 * genopinit.c (optabs): Likewise.
1275 * genoutput.c (operand_data, data, output_predicate_decls,
1276 compare_operands): Likewise.
1277 * genrecog.c (write_tree): Add default case in switch.
1279 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1281 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
1283 * print-rtl.c (get_insn_name): Remove prototype.
1285 * toplev.h (progname): Declare const.
1287 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
1288 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
1289 dump_sched_info, dump_local_alloc, regset_release_memory,
1290 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
1291 error_with_file_and_line, error_with_decl, error_for_asm, error,
1292 fatal, warning_with_file_and_line, warning_with_decl, warning,
1293 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
1294 Remove redundant prototypes.
1296 (notice, check_lang_option, report_file_and_line, vnotice,
1297 mark_file_stack): Add static prototype.
1298 (set_fatal_function): Add prototype.
1299 (vnotice, report_file_and_line, set_fatal_function,
1300 check_lang_option): Constify a char*.
1301 (main): Prototype. Call return, not exit.
1303 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1305 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
1307 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
1309 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
1311 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
1313 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1315 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
1316 behave as if it's zero in all cases.
1317 (expand_function_start): Adjust call to assign_parms.
1318 * tree.h (assign_parms): Adjust prototype.
1319 * objc/objc-act.c (hack_method_prototype): Adjust call to
1322 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
1324 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
1325 arg_pointer_rtx fixed if the argument pointer register is
1327 (NONZERO_BASE_PLUS_P): Likewise.
1329 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
1331 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
1332 match_insn2 to match_insn.
1333 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
1335 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
1337 * Makefile.in (USER_H): Remove va-foo.h.
1339 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
1340 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
1341 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
1342 va-spur.h,va-v850.h}: Remove.
1344 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
1346 * sparc/sparc.md (eligible_for_return_delay): New attribute.
1347 (in_return_delay): Use it instead of match_insn.
1349 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1351 * config/alpha/va_list.h (va-alpha.h): Do not include.
1352 (__gnuc_va_list): Typedef as in varargs.h.
1354 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
1356 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
1357 DECL_LIVE_RANGE_RTL.
1359 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
1361 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
1362 not NOTE_BLOCK_NUMBER.
1363 (expand_eh_region_end): Likewise.
1364 (find_exception_handler_labels): Likewise.
1365 (scan_region): Likewise.
1366 (exception_optimize): Likewise.
1367 (update_rethrow_references): Likewise.
1368 (set_insn_eh_region): Likewise.
1369 * final.c (final_scan_insn): Likewise.
1370 * flow.c (make_edges): Likewise.
1371 * integrate.c (expand_inline_function): Likewise.
1372 * print-rtl.c (print_rtx): Likewise.
1374 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
1376 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
1377 terms of builtin functions and types.
1379 * mips.c (mips_build_va_list): New.
1380 (mips_va_start, mips_va_arg): New.
1381 * mips.h (BUILD_VA_LIST_TYPE): New.
1382 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1384 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
1385 (sh_build_va_list, sh_va_start, sh_va_arg): New.
1386 * sh.h (BUILD_VA_LIST_TYPE): New.
1387 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1389 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
1391 * recog.h (struct recog_data): Make dup_num, operand_address_p,
1392 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
1393 (struct insn_data): Likewise with n_operands, n_dups,
1394 n_alternatives, output_format.
1395 * regclass.c (scan_one_insn): Cast n_operands to int before
1396 arithmetic inside comparison.
1398 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
1400 * toplev.c (compile_function): Unconditionally emit nop.
1402 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1404 * haifa-sched.c (actual_hazard): Move declaration of variable
1405 `this_cost' into the scope where it is used.
1407 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1409 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
1410 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
1411 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
1413 * genrecog.c (make_insn_sequence): Call memset, not bzero.
1415 * jump.c (find_insert_position): Don't declare or define unless
1416 !HAVE_conditional_arithmetic.
1417 (returnjump_p_1, delete_prior_computation): Add static prototypes.
1419 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
1421 * recog.c (offsettable_address_p): Prototype function pointer.
1422 (preprocess_constraints): Call memset, not bzero.
1424 * tree.c (tree_node_kind_names): Constify a char*. Make static.
1425 (gcc_obstack_init): Don't declare.
1426 (fix_sizetype): Add static prototype.
1427 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
1428 (tree_cons): Call memset, not bzero.
1430 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
1431 definition in macro ASM_WEAKEN_LABEL.
1432 (mark_const_hash_entry): Add static prototype.
1434 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1436 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
1438 * unroll.c (find_common_reg_term, subtract_reg_term,
1439 loop_find_equiv_value): Add static prototypes.
1440 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
1441 (copy_loop_body): Remove unreachable break statement.
1443 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
1445 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
1447 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1449 Undo some changes from the gcc2 merge:
1450 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
1451 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
1455 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
1456 * emit-rtl.c (gen_lowpart_common): Disable optimization of
1457 initialized float-int union if the value is a NaN.
1459 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
1461 * gthr-win32.h: New file.
1463 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
1464 shared as a valid attribute.
1465 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
1466 * extend.texi: Document `shared' variable attribute.
1468 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
1470 * configure.in: Handle --enable-threads on FreeBSD.
1471 * configure: Rebuit.
1473 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1475 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
1477 * configure: Rebuilt.
1479 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
1480 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
1481 Rosimildo DaSilva <rdasilva@connecttel.com>
1483 * configure.in (m68k-*-rtemscoff*): Added.
1484 * configure.in (mips64orion-*-rtems*): Converted to ELF.
1485 * configure.in (sparc-*-rtemsaout*): Added as alias for old
1486 sparc-rtems configuration.
1487 * configure.in (sparc-*-rtemself*): Added.
1488 * configure.in (sparc-*-rtems*): Now ELF not a.out.
1489 * config/i386/rtems.h: Added comment.
1490 * config/sparc/rtemself.h: New file.
1492 * configure.in (m68k-rtemself): Added.
1493 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
1494 and DWARF_DEBUGGING_INFO.
1495 * config/m68k/crti.s: New file.
1496 * config/m68k/crtn.s: New file.
1497 * config/m68k/t-crtstuff: New file.
1498 * config/m68k/rtemself.h: New file.
1500 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
1501 global ctor/dtor and C++ exception handling.
1502 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
1503 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
1505 * config/i386/t-rtems-i386: New File.
1507 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
1509 * stmt.c (expand_end_case): Return right away if the case stack is
1512 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
1514 * Makefile.in (version.c): Remove rule incorrectly brought in from
1517 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
1519 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
1520 * msdos/top.sed: Take into account a prepended $(SHELL) to
1522 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
1524 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
1526 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1528 * regmove.c (fixup_match_1): Don't change an unchanging register.
1529 (stable_but_for_p): Renamed to:
1530 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
1531 Changed all callers.
1533 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
1535 * loop.c (strength_reduce): Don't call reg_used_between_p if the
1536 insn from BL2 is after the insn from BL.
1538 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
1540 * recog.h (INSN_OUTPUT_FORMAT_*): New.
1541 (struct insn_data): Merge `template' and `outfun' into `output'.
1542 Add `output_format'.
1543 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
1544 (struct data): Remove `outfun'; add `output_format'.
1545 (name_for_index): Remove declaration.
1546 (output_insn_data): Handle output formats.
1547 (process_template): Emit the bare array for @.
1548 (gen_expand, gen_split): Set output_format to NONE.
1549 * output.h (get_insn_template): Declare.
1550 * final.c (get_insn_template): New.
1551 (final_scan_insn): Use it.
1552 * toplev.c (compile_file): Likewise.
1554 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1555 * i860/i860.c (output_delayed_branch): Likewise.
1556 (output_delay_insn): Likewise.
1558 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1560 * rtl.c (obstack_alloc_rtx): Removed.
1562 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
1564 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
1566 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1568 * i386.c (call_insn_operand): Reject const_int.
1569 (expander_call_insn_operand): Use call_insn_operand.
1571 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1573 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
1575 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
1577 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
1578 Use DImode operation.
1580 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
1582 * gcc.c: Include sys/resource.h.
1583 (report_times): New flag.
1584 (execute): If report_times is set, calculate and report the
1585 CPU time consumed by each subprocess.
1587 (rus, prus): New globals.
1588 (option_map): Add --time.
1589 (display_help): Document -time.
1590 (process_command): Set report_times if -time is given.
1591 Turn off -pipe if -time is given.
1593 * invoke.texi: Document new option -time.
1595 * configure.in: Check for getrusage. Check if we have to
1596 prototype getrusage.
1597 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
1598 * configure: Regenerate.
1599 * config.in: Regenerate.
1601 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
1603 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
1606 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
1608 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
1609 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
1610 (nan): Return _thenan_sf or _thenan_df as appropriate.
1611 (L_thenan_sf): Define _thenan_sf.
1612 (L_thenan_df): Define _thenan_df.
1614 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
1615 (DPBIT_FUNCS): Add _thenan_df.
1617 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
1619 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
1622 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1624 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
1627 (lang_specific_driver): Don't take a function pointer parameter.
1628 All callers changed.
1630 * gcc.c: Include gcc.h.
1631 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
1632 lang_specific_extra_outfiles, fatal): Don't declare.
1633 (multilib_defaults_raw): Constify.
1634 (read_specs): Call memset, rather than bzero.
1635 (main): Call return, not exit.
1636 (lookup_compiler): Call memcpy, not bcopy.
1637 (fatal): Make extern.
1639 * cppspec.c: Include gcc.h.
1640 (lang_specific_driver): Initialize variable `quote'. Constify a
1641 char*. All calls to the function pointer parameter now
1642 explicitly call `fatal'.
1644 * gccspec.c (lang_specific_driver): Include gcc.h.
1646 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
1648 * arm.c (note_invalid_constants): Use recog_data.operand_type
1651 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1653 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
1656 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
1657 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1658 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1659 reload_secondary_in_reload, reload_secondary_out_reload,
1660 reload_secondary_in_icode, reload_secondary_out_icode,
1661 reload_reg_rtx, reload_when_needed): Delete declarations.
1662 (struct reload): New structure.
1663 (rld): Declare new array.
1664 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
1665 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1666 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1667 reload_secondary_in_reload, reload_secondary_out_reload,
1668 reload_secondary_in_icode, reload_secondary_out_icode,
1669 reload_reg_rtx, reload_when_needed): Delete definitions.
1671 (whole file): Replace uses of the deleted arrays with uses of rld.
1672 * reload1.c (whole file): Replace uses of the deleted arrays with
1674 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
1675 explicit loops, not with bcopy.
1677 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
1679 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
1680 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
1681 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
1682 insn_name): Delete and consolidate into new structures.
1683 (insn_operand_predicate_fn): New.
1684 (insn_output_fn): New.
1686 (struct insn_operand_data): New.
1687 (struct insn_data): New.
1689 (OUT_FCN): Update for insn_data change.
1690 * builtins.c (expand_builtin_strlen): Likewise.
1691 (expand_builtin_memcmp): Likewise.
1692 * combine.c (make_extraction, simplify_comparison): Likewise.
1693 * cse.c (canon_reg, cse_insn): Likewise.
1694 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
1695 * expmed.c (store_bit_field, extract_bit_field): Likewise.
1696 (emit_store_flag): Likewise.
1697 * expr.c (convert_move, emit_block_move): Likewise.
1698 (clear_storage, emit_push_insn, expand_increment): Likewise.
1699 (do_store_flag): Likewise.
1700 * expr.h (GEN_FCN): Likewise.
1701 (insn_gen_function): Die.
1702 * final.c (final_scan_insn): Update for insn_data change.
1703 (output_asm_name): Likewise.
1704 * function.c (fixup_var_refs_1): Likewise.
1705 * loop.c (check_dbra_loop): Likewise.
1706 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
1707 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
1708 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
1709 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
1710 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
1711 * regmove.c (gen_add3_insn): Likewise.
1712 * reload.c (push_secondary_reload, combine_reloads): Likewise.
1713 (find_reloads, find_reloads_address_1): Likewise.
1714 (debug_reload_to_stream): Likewise.
1715 * reload1.c (emit_reload_insns, gen_reload): Likewise.
1716 * stmt.c (expand_end_case): Likewise.
1717 * toplev.c (compile_file): Likewise.
1719 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1720 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1722 * print-rtl.c (insn_name_ptr): Remove declaration.
1723 (get_insn_name): Declare.
1724 (print_rtx): Use it.
1725 * genoutput.c (insn_name_ptr): Remove.
1726 (next_operand_number): New.
1727 (struct operand_data): New.
1728 (null_operand, odata, odata_end): New.
1729 (struct data): Use struct operand_data.
1730 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
1731 (get_insn_name): Renamed from name_for_index.
1732 (output_prologue): Define NO_MD_PROTOTYPES.
1733 (output_predicate_decls): Break out from output_epilogue.
1734 Iterate over the operands list.
1735 (output_operand_data): Break out from output_epilogue. Emit
1736 just the operands list.
1737 (output_insn_data): Break out from output_epilogue. Emit just
1739 (output_epilogue): Remove.
1740 (output_get_insn_name): New.
1741 (constraints, op_n_alternatives, predicates, address_p): Die.
1742 (modes, strict_low, seen): Die.
1743 (scan_operands): Take new param `d' instead of writing to
1744 seven global variables.
1745 (compare_operands): New.
1746 (place_operands): New.
1747 (validate_insn_alternatives): Update for struct data change.
1748 (gen_insn): Don't zero or copy 7 global arrays. Update for
1749 scan_operands; call place_operands.
1750 (gen_peephole, gen_expand, gen_split): Likewise.
1751 (main): Update for new output routines.
1753 * genattr.c (insn_name_ptr): Remove.
1754 (get_insn_name): New function.
1755 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
1756 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
1757 * genrecog.c: Likewise.
1759 * alpha.md (adddi3): Make `pattern' array static.
1761 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1763 * config/c4x/c4x.h (c4x_rpts_cycles_string,
1764 c4x_cpu_version_string): Constify char *.
1765 * config/c4x/c4x.c (c4x_rpts_cycles_string,
1766 c4x_cpu_version_string): Likewise.
1768 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
1770 * tree.c (save_tree_status): Revert 10 Sep change.
1771 (restore_tree_status): Likewise. Call obstack_free with NULL
1772 before freeing the obstack proper.
1774 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
1776 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
1778 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
1779 surrounding context.
1781 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
1783 * tree.c (type_hash_canon): Put all types in the hash-table, when
1786 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
1788 * recog.h (struct recog_data, recog_data): New.
1789 (recog_foo variables): Kill.
1790 * recog.c (recog_operand, recog_operand_loc): Kill.
1791 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
1792 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
1793 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
1794 (recog_data): Define.
1795 (extract_insn): Update all recog_foo references to use recog_data.
1796 (preprocess_constraints, constrain_operands): Likewise.
1797 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
1798 * genattrtab.c (main): Likewise.
1799 * genextract.c (main): Likewise.
1800 * genoutput.c: Likewise.
1801 * genrecog.c (write_subroutine, main): Likewise.
1802 * local-alloc.c (block_alloc): Likewise.
1803 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
1804 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
1805 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
1806 * reload.c (find_reloads, find_reloads_toplev): Likewise.
1807 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
1808 (reload_cse_simplify_operands): Likewise.
1810 * arc/arc.c (arc_final_prescan_insn): Likewise.
1811 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
1812 * h8300/h8300.c (notice_update_cc): Likewise.
1813 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
1814 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1815 * mn10200/mn10200.c (notice_update_cc): Likewise.
1816 * mn10300/mn10300.c (notice_update_cc): Likewise.
1817 * romp/romp.c (update_cc): Likewise.
1818 * sparc/sparc.c (check_pic): Likewise.
1819 * v850/v850.c (notice_update_cc): Likewise.
1821 * genemit.c (main): Don't declare recog_operand.
1823 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
1825 * ggc.h (rtvec_def): Forward declare.
1826 (tree_node): Likewise.
1829 (ggc_set_mark_rtx): Add prototype.
1830 (ggc_set_mark_rtvec): Likewise.
1831 (ggc_set_mark_tree): Likewise.
1832 * ggc-simple.c (ggc_root): Don't define.
1833 (roots): Don't declare.
1834 (ggc_mark_rtx): Remove.
1835 (ggc_mark_rtvec): Likewise.
1836 (ggc_mark_tree): Likewise.
1837 (ggc_mark_varray): Likewise.
1838 (ggc_mark_tree_hash_table_entry): Likewise.
1839 (ggc_mark_tree_hash_table): Likewise.
1840 (ggc_set_mart_rtx): New function.
1841 (ggc_set_mark_rtvec): Likewise.
1842 (ggc_set_mark_tree): Likewise.
1843 (ggc_add_root): Remove.
1844 (ggc_add_rtx_root): Likewise.
1845 (ggc_remove_tree_root): Likewise.
1846 (ggc_add_string_root): Likewise.
1847 (ggc_add_tree_varray_root): Likewise.
1848 (ggc_add_tree_hash_table_root): Likewise.
1849 (ggc_del_root): Likewise.
1850 (ggc_mark_rtx_ptr): Likewise.
1851 (ggc_mark_tree_ptr): Likewise.
1852 (ggc_mark_string_ptr): Likewise.
1853 (ggc_mark_tree_varray_ptr): Likewise.
1854 (ggc_mark_tree_hash_table_ptr): Likewise.
1855 * ggc-common.c: New file.
1856 * Makefile.in (OBJS): Add ggc-common.o.
1857 (ggc-common.o): List dependencies.
1859 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
1861 * cppalloc.c (xstrdup): Use memcpy.
1862 * cpperror.c (cpp_print_containing_files): Don't use
1864 * cpplib.c (conditional_skip): Set temp->lineno.
1865 (do_endif): Make error message less obscure.
1866 (if_directive_name): New function.
1867 (cpp_get_token [case EOF]): Unwind the if stack and generate
1868 error messages for each unterminated conditional in this file.
1869 (parse_string): Do not behave differently if -traditional.
1871 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
1873 * builtins.c (expand_builtin_va_arg): Cope with an array-type
1874 va_list decomposing to pointer-type.
1875 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
1876 (rs6000_va_arg): Likewise.
1878 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
1880 * except.c (start_dynamic_handler): Compute size using
1881 STACK_SAVEAREA_MODE.
1883 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1885 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
1886 include directory headers. Don't define strrchr. Don't provide
1887 my_* replacement functions. Prefer PTR over `pointer_type'.
1888 Don't prototype system functions. Don't redefine getopt.
1890 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
1891 safe_read, safe_write, save_pointers, restore_pointers,
1892 is_id_char, in_system_include_dir, directory_specified_p,
1893 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
1894 find_corresponding_lparen, referenced_file_is_newer,
1895 save_def_or_dec, munge_compile_params, gen_aux_info_file,
1896 process_aux_info_file, identify_lineno, check_source,
1897 seek_to_line, forward_to_next_token_char, output_bytes,
1898 output_string, output_up_to, other_variable_style_function,
1899 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
1900 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
1901 find_static_definition, connect_defs_and_decs, add_local_decl,
1902 add_global_decls, needs_to_be_converted, visit_each_hash_node,
1903 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
1904 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
1905 scan_for_missed_items, edit_file, string_list_cons): Add static
1907 (standard_exec_prefix, target_machine, target_version,
1908 default_syscalls_dir, string_list, string_list_cons, find_file,
1909 do_cleaning): Constify a char*.
1910 (safe_read, safe_write): Use PTR, not a char*.
1911 (is_id_char): Take an int, not a char.
1912 (main): Add prototype. Call return, not exit.
1914 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
1916 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
1917 when comparing types.
1919 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
1921 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
1922 (strength_reduce): Release the varrays from the no-bivs early exit.
1924 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
1925 the loop over the registers.
1927 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
1929 (restore_tree_status): Check that instead when freeing the obstack.
1931 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
1933 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
1936 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1938 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
1939 operand size modifiers.
1941 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1943 * c-common.c (c_common_nodes_and_builtins): Don't build
1945 * c-common.h (enum c_tree_index and related accesor macros): Remove
1946 everything now declared in tree.h.
1947 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1948 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
1949 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
1950 (error_mark_node, void_type_node, char_type_node, integer_type_node,
1951 unsigned_type_node, ptr_type_node, va_list_type_node,
1952 integer_zero_node, null_pointer_node, integer_one_node): Delete.
1953 (init_decl_processing): Call build_common_tree_nodes and
1954 build_common_tree_nodes_2 instead of building their nodes here.
1955 Don't add roots for these nodes.
1956 * stor-layout.c (size_zero_node, size_one_node): Delete.
1957 (set_sizetype): Make a new node for bitsizetype each time.
1958 * tree.c (global_trees): New variable.
1959 (init_obstacks): Add a gc root for it.
1960 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1961 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
1962 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
1963 (build_common_tree_nodes): New function.
1964 (fix_sizetype): New function.
1965 (build_common_tree_nodes_2): New function.
1966 * tree.h (enum tree_index): New.
1967 (global_trees): Declare.
1968 Add accessor macros for all nodes now moved to global_trees.
1969 Delete their declarations.
1971 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
1973 * c-decl.c (finish_function): When processing a nested function,
1974 push and pop GC context around rest_of_compilation.
1976 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
1978 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
1979 Default ix86_arch to PROCESSOR_I386.
1980 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
1981 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
1982 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
1983 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
1984 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
1985 (EXTRA_SPECS): Remove deleted specs.
1987 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
1989 * function.c (assign_stack_local_1): Allocate from
1990 function->x_frame_offset, not frame_offset.
1992 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
1994 * ggc.h (lang_cleanup_tree): Remove.
1995 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
1996 * ggc-callbacks.c (lang_cleanup_tree): Remove.
1998 * c-decl.c (finish_struct): Use ggc_alloc to allocate
1999 TYPE_LANG_SPECIFIC when garbage collecting.
2000 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
2001 (lang_cleanup_tree): Remove.
2003 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2005 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
2006 * crtstuff.c: Not here.
2007 * dwarf2out.c: Or here.
2008 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
2011 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
2013 * function.h (free_after_compilation): Remove decl parameter.
2014 (free_varasm_status0: Likewise.
2015 (free_emit_status): Likewise.
2016 (free_stmt_status): Likewise.
2017 (free_after_compilation): Likewise.
2018 (init_lang_status): New variable.
2019 (free_lang_status): Likewise.
2020 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
2021 * function.c (init_lang_status): New variable.
2022 (free_lang_status): Likewise.
2023 (push_function_context_to): Don't set function::decl here.
2024 (free_after_copmilation): Make decl parameter implicit. Call
2025 free_lang_status if defined.
2026 (prepare_function_start): Call init_lang_status if defined.
2027 (init_function_start): Set function::decl here.
2028 * profile.c (output_func_start_profiler): Don't call pushdecl
2029 until we've actually started the function.
2030 * stmt.c (free_stmt_status): Make decl parameter implicit.
2031 * toplev.c (rest_of_compilation): Don't pass decl to
2032 free_after_compilation.
2033 * varasm.c (free_varasm_status): Likewise.
2035 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2037 * except.c (call_get_eh_context): Add root when allocating static
2040 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
2042 * arm.c: Include "ggc.h".
2043 (arm_add_gc_roots): New function.
2044 (arm_override_options): Call it.
2045 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
2047 * arm.md (define_asm_attributes): Add a pool_range attribute.
2049 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
2051 * extend.texi (Volatiles): New node.
2053 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
2055 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
2056 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
2057 (struct ggc_any): Replace `mark' with `magic_mark'.
2058 (ggc_alloc_string): Use memcpy, not bcopy.
2059 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
2060 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
2061 (ggc_free_any): New.
2062 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
2063 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
2064 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
2065 Use IS_MARKED. Use ggc_free_any.
2067 1999-09-09 Scott Bambrough <scottb@netwinder.org>
2069 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
2071 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
2073 * toplev.c (main): Always init_ggc.
2075 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
2077 * except.c (find_all_handler_type_matches): Free the list if
2078 we found no matches.
2080 * combine.c (SUBST): Break out to a real function do_SUBST.
2081 (SUBST_INT): Likewise.
2082 * gcse.c (free_pre_mem): Free `temp_bitmap'.
2083 (pre_insert): Free `inserted'.
2084 * loop.c (basic_induction_var): Always set `location'.
2086 * function.c (expand_function_end): Add initial_trampoline as a root.
2087 * rtl.h (init_varasm_once): Declare.
2088 * toplev.c (compile_file): Call it.
2089 * ggc-simple.c (ggc_mark_string_ptr): New.
2090 (ggc_add_string_root): New.
2091 (ggc_collect): Disable collection avoidance temporarily.
2092 * ggc.h (ggc_add_string_root): Declare.
2093 * except.c (create_rethrow_ref): Use ggc_alloc_string.
2094 * optabs.c (init_libfuncs): Likewise.
2095 * varasm.c (named_section): Use ggc_alloc_string.
2096 (make_function_rtl): Likewise.
2097 (make_decl_rtl): Likewise.
2098 (assemble_static_space): Likewise.
2099 (assemble_trampoline_template): Likewise.
2100 (output_constant_def): Likewise.
2101 (force_const_mem): Likewise.
2102 (mark_const_hash_entry): New.
2103 (mark_pool_sym_hash_table): New.
2104 (mark_varasm_state): Use it.
2105 (init_varasm_once): New.
2107 * expr.h (init_one_libfunc): Declare.
2108 * optabs.c (init_one_libfunc): New.
2109 (init_optabs): Use it.
2110 * config/gofast.h: Likewise.
2111 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
2112 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
2114 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2116 * Makefile.in (cppexp.o): Depend on cpphash.h.
2117 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
2119 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
2120 * cpplib.c (do_define): Generalise to handle poisoned definitions,
2121 redefining poisoned identifiers, etc.
2122 (do_undef): Don't allow poisoned identifiers to be undefined.
2123 (do_pragma): Add #pragma poison.
2124 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2126 * cccp.c: Add T_POISON node type.
2127 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
2129 (do_define): Generalise to handle poisoned definitions,
2130 redefining poisoned identifiers, etc.
2131 (do_undef): Don't allow poisoned identifiers to be undefined.
2132 (do_pragma): Add #pragma poison.
2133 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2135 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
2136 * c-pragma.h: Add ps_poison state. We now always have generic
2139 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
2141 * ggc.h (ggc_alloc): New function.
2142 (ggc_mark): Likewise.
2143 * ggc-simple.c (ggc_any): New structure.
2144 (ggc_status): Add anys.
2145 (n_anys_collected): New variable.
2146 (ggc_alloc): Define.
2147 (ggc_mark): Likewise.
2148 (ggc_collect): Collect the anys.
2150 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2152 * c-decl.c (mark_binding_level): Make static to match prototype.
2154 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
2156 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
2158 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
2160 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
2161 will use into account. Expand the max width to 5.
2164 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
2166 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
2169 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
2171 * alpha.md (call value patterns): Remove the result predicates.
2173 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
2175 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
2178 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2180 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
2181 changed from extern char *, to extern PTR. Also fix typo in
2182 NEED_DECLARATION_REALLOC test.
2184 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
2186 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2188 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
2189 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
2190 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
2191 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
2193 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
2195 * cccp.c (pcfinclude): Likewise.
2197 * global.c (allocno_compare): Likewise.
2199 * haifa-sched.c (rank_for_schedule): Likewise.
2201 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
2203 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
2205 * stupid.c (stupid_reg_compare): Likewise.
2207 * tree.c (_obstack_allocated_p): Likewise.
2209 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
2211 1999-09-08 Bruce Korb autogen@linuxbox.com
2213 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
2214 why "gperf -F" fails.
2215 * gcc/cp/Makefile.in: ditto
2216 * gcc/Makefile.in: ditto
2217 * gcc/java/Makefile.in: ditto
2219 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
2221 * lists.c: Include ggc.h.
2223 (init_EXPR_INSN_LIST_cache): Install it.
2225 * ggc-simple.c (init_ggc): Absorb the old init.
2226 (ggc_push_context): Use xcalloc.
2227 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
2228 (ggc_collect): Add [rvts] tags to the collection stats.
2230 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
2232 * cccp.c (main): Fix handling of -include and -imacros options.
2234 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
2236 * cpplib.c (cpp_push_buffer): Fix order of arguments.
2238 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2240 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
2243 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2245 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
2246 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
2247 and SET_DEST. Update comment.
2249 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2251 * config/c4x/c4x.c: Include ggc.h.
2252 (c4x_add_gc_roots): New function.
2253 (c4x_override_options): Call c4x_add_gc_roots.
2255 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
2257 * defaults.h (TARGET_ESC): Move ...
2258 * system.h: ... here, where Linas had it in the first place. Silly me.
2260 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
2262 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
2263 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
2264 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
2265 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
2266 * defaults.h (TARGET_ESC): Add default.
2268 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
2270 * configure.in: add i370-*-openedition, i370-*-mvs and
2271 i370-*-linux targets
2273 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
2275 * dsp16xxx.c: Include ggc.h
2276 (override_options): Mark GC roots.
2277 * mn10200.c: Include ggc.h.
2278 (asm_file_start): Mark GC roots.
2279 * tahoe.c: Include ggc.h.
2280 (extensible_operand): Mark GC roots.
2282 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
2284 * README: Add section discussing status of ELF ABI.
2285 * i370.c: Fix misc spelling mistakes.
2286 (i370_label_scan): Updated notes, exception handling.
2287 (i370_function_prolog): Simplify ELF stack handling.
2288 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
2289 (STACK_GROWS_DOWNWARD): ELF stack grows down.
2290 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
2291 * i370.md: (movdi): Add notes.
2292 (floatsidf2): Use stack not rtca for scratch float area.
2293 (iorsi3): Correct operand constraints.
2294 * x-oe: Restore TAROUTOPTS which are used by pax.
2296 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
2298 * rs6000.c: Include ggc.h.
2299 (rs6000_add_gc_roots): New function.
2300 (override_options): Call it.
2302 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
2304 * alpha.h (alpha_compare): New.
2305 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
2306 * alpha.c: Likewise for the definitions.
2307 (alpha_emit_conditional_branch): Update for alpha_compare.
2308 (alpha_emit_conditional_move): Likewise.
2309 * alpha.md (cmpdf, cmpdi): Likewise.
2310 (setcc patterns): Likewise. Zero alpha_compare after use.
2311 (sne): Optimize (x != 0) into (0U < x).
2313 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
2315 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
2316 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
2317 (INIT_EXPANDERS): Remove.
2318 * alpha.c: Include ggc.h.
2319 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
2320 (alpha_init_machine_status, alpha_mark_machine_status): New.
2321 (override_options): Install them.
2322 (struct machine_function): Moved to alpha.h.
2323 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
2324 (alpha_init_expanders): Remove.
2325 (alpha_return_addr): Adjust to use current_function->machine.
2326 (alpha_ra_ever_killed): Likewise.
2327 (alpha_expand_epilogue): Likewise.
2328 * alpha.md (eh_epilogue): Likewise.
2330 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
2331 Melissa O'Neill <oneill@cs.sfu.ca>
2332 Geoffrey Keating <geoffk@cygnus.com>
2334 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
2335 call-used registers (call-saved registers must still be contiguous
2336 and end with r31, of course).
2338 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
2340 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
2341 (self_promoting_type_p): Delete.
2342 (self_promoting_args_p): Move ...
2343 * c-common.c: ... here.
2344 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
2345 (simple_type_promotes_to): New.
2346 * builtins.c (lang_type_promotes_to): New.
2347 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
2348 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
2349 * c-common.h: ... here.
2350 (self_promoting_args_p, simple_type_promotes_to): Declare.
2351 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
2352 (grokdeclarator): Likewise.
2353 * tree.h (lang_type_promotes_to): Declare.
2355 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
2357 Add some machine-dependent GC roots.
2358 * sparc.c: Include ggc.h.
2359 (sparc_add_gc_roots): New function.
2360 (mark_ultrasparc_pipeline_state): Likewise.
2361 (override_options): Call sparc_add_gc_roots.
2362 * pa.c: Include ggc.h.
2363 (pa_add_gc_roots): New function.
2364 (mark_deferred_plabels): Likewise.
2365 (override_options): Call pa_add_gc_roots.
2366 * mips.c: Include ggc.h.
2367 (mips_add_gc_roots): New function.
2368 (override_options): Use it.
2370 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2372 * cpperror.c (cpp_file_line_for_message): Constify a char*.
2374 * cppexp.c (parse_number, parse_charconst, cpp_lex,
2375 cpp_parse_expr): Add static prototypes.
2376 (parse_charconst): Don't cast away const-ness.
2377 (token): Constify a char*.
2379 * cppfiles.c (file_name_list, include_hash, find_include_file,
2380 finclude, initialize_input_buffer): Constify a char*.
2381 (file_cleanup, find_position): Add static prototypes.
2383 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
2384 collect_expansion): Add static prototypes.
2385 (cpp_install, create_definition, monthnames): Constify a char*.
2387 * cpphash.h (cpp_install): Likewise.
2389 * cppinit.c (known_suffixes, default_include,
2390 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
2391 (base_name, dump_special_to_buffer, initialize_dependency_output):
2392 Add static prototypes.
2394 * cpplib.c (my_strerror): Constify a char*.
2395 (null_underflow, null_cleanup, skip_comment, copy_comment,
2396 copy_rest_of_line, handle_directive, pass_thru_directive,
2397 get_directive_token, read_line_number, cpp_print_file_and_line,
2398 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
2399 v_cpp_warning_with_line, detect_if_not_defined,
2400 consider_directive_while_skipping): Add static prototypes.
2401 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
2402 cpp_pedwarn_with_file_and_line): Constify a char*.
2404 * cpplib.h (cpp_options, include_hash, progname, definition,
2405 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
2406 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
2407 find_include_file, deps_output, include_hash): Constify a char*.
2409 * cppmain.c (progname): Constify.
2410 (main): Add prototype. Use return, not exit.
2412 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
2413 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
2414 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
2415 check_protection): Add static prototype.
2417 (progname, recognized_macrom, recognized_extern): Constify a char*.
2418 (main): Add prototype.
2420 * gen-protos.c (progname): Constify a char*.
2422 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
2424 * emit-rtl.c (free_emit_status): Take decl as a parameter.
2425 (init_emit_once): Add more GC roots.
2426 * except.c (mark_func_eh_entry): New function.
2427 (mark_eh_node): Mark false_label and rethrow_label.
2428 (init_eh): Add more GC roots.
2429 * function.c (free_after_compilation): Take decl as a paramter.
2430 Call free_stmt_status.
2431 (mark_function_state): Don't assume x_parm_reg_stack_loc is
2433 * function.h (free_after_compilation): Change prototype.
2434 (free_varasm_status): Likewise.
2435 (free_emit_status): Likewise.
2436 (free_stmt_status): New function.
2437 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
2438 Remove, replacing with ...
2439 (ggc_status): New structure.
2440 (ggc_chain): New variable.
2442 (ggc_push_context): New function.
2443 (ggc_pop_context): Likewise.
2444 (ggc_alloc_rtx): Adjust for use of ggc_chain.
2445 (ggc_alloc_rtvec): Likewise.
2446 (ggc_alloc_tree): Likewise.
2447 (ggc_alloc_string): Likewise.
2448 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
2449 (ggc_mark_tree): Give language-dependent code a chance to mark
2451 (ggc_mark_tree_varray): Handle empty arrays.
2452 (ggc_collect): Adjust for use of ggc_chain. Clear
2453 bytes_alloced_since_last_gc.
2454 * ggc.h (ggc_pop_context): New function.
2455 (ggc_push_context): Likewise.
2456 * print-tree.c (print_node): Don't print obstacks when GC'ing.
2457 * stmt.c (free_stmt_status): New function.
2458 (init_stmt_for_function): Clear last_expr_value.
2459 * toplev.c (rest_of_compilation): Always call free_after_compilation.
2460 Conditionalize call to ggc_collect.
2461 (main): Call init_ggc.
2462 * tree.c (push_obstacks): Do the push, even when GC'ing.
2463 (push_obstacks_nochange): Likewise.
2464 (pop_obstacks): Liekwise.
2465 * varasm.c (free_varasm_status): Take decl as a parameter.
2467 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
2469 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
2470 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
2471 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
2472 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
2474 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
2476 * pa/x-pa-mpeix: New file for the MPE port.
2478 * pa/quadlib.asm: New file for long double support.
2480 * configure.in: Add hppa1.0-*-mpeix for MPE port.
2481 * configure: Rebuilt.
2483 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
2485 * final.c (shorten_branches): Fix last change.
2487 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
2489 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
2491 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
2493 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
2496 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2498 * c-aux-info.c (concat): Don't define.
2500 * cccp.c (my_strerror): Likewise. All callers changed to use
2502 (do_include): Call xstrdup, not xmalloc/strcpy.
2503 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
2504 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
2506 * collect2.c (my_strsignal): Likewise. All callers changed to use
2508 (locatelib): Call xstrdup, not xmalloc/strcpy.
2510 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
2512 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
2514 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
2516 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
2518 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
2520 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
2522 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
2524 (find_all_handler_type_matches): Likewise. Don't check return
2526 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
2527 xmalloc, not malloc.
2528 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
2530 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
2531 (init_spec): Call xcalloc, not xmalloc/bzero.
2532 (set_spec): Call xstrdup, not save_string.
2533 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
2534 (find_a_file): Call xstrdup, not xmalloc/strcpy.
2535 (process_command): Call xstrdup, not save_string.
2536 (main): Call xcalloc, not xmalloc/bzero.
2538 * gcov.c (xmalloc): Don't define.
2539 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
2540 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
2541 (output_data): Call xcalloc, not xmalloc/bzero.
2543 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
2545 * mips-tdump.c (xmalloc): Don't define.
2546 (print_symbol): Call xmalloc, not malloc.
2547 (read_tfile): Call xcalloc, not calloc.
2549 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
2550 Don't define. All callers of xfree/my_strsignal changed to use
2551 free/strsignal instead.
2552 (allocate_cluster): Call xcalloc, not calloc.
2554 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
2555 Fix memory leak, free allocated memory.
2557 * prefix.c (translate_name): Call xstrdup, not save_string.
2558 (update_path): Likewise.
2560 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
2562 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
2563 Don't define. Callers of xfree/savestring2 changed to use
2564 free/concat instead.
2566 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
2567 (init_elim_table): Likewise.
2569 * resource.c (init_resource_info): Likewise.
2571 * stupid.c (stupid_life_analysis): Likewise.
2573 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
2574 (open_dump_file): Call concat, not xmalloc/strcpy/...
2575 (clean_dump_file): Likewise.
2576 (compile_file): Call xstrdup, not xmalloc/strcpy.
2578 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
2580 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
2581 * v850.c (v850_va_arg): New.
2583 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2585 * haifa-sched.c: Tidy comments.
2587 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2589 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
2590 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
2591 $(out_object_file)): Depend on ggc.h.
2592 * c-common.c: Include "ggc.h".
2593 (combine_strings): If doing GC, use ggc_alloc_string.
2594 * c-decl.c: Include "ggc.h".
2595 (ggc_p): Define with value 0.
2596 (mark_binding_level): New function.
2597 (init_decl_processing): Add GC roots.
2598 (mark_c_function_context): New function.
2599 (lang_mark_false_label_stack): New function.
2600 (lang_mark_tree): New function.
2601 (lang_cleanup_tree): New function.
2602 * c-lang.c: Include "ggc.h".
2603 (lang_init): Call c_parse_init.
2604 * c-lex.c: Include "ggc.h".
2605 (check_linenum): If doing GC, don't copy filenames to permanent
2607 * c-parse.in: Include "ggc.h".
2608 (c_parse_init): New function.
2609 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
2610 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
2612 * except.c (mark_eh_state): Mark more state.
2613 * function.c (mark_function_state): Likewise.
2614 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
2615 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
2616 * toplev.c (mark_file_stack): New function.
2617 (compile_file): If doing GC, use ggc_alloc_string on input filename.
2618 (main): Add root for input_file_stack.
2620 * i386.c: Include "ggc.h".
2621 (ix86_mark_machine_status): New function.
2622 (override_options): Set mark_machine_status.
2624 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2626 * tree.c (copy_node): Copy node contents also if doing GC.
2628 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2630 * collect2.c (scan_libraries): Fix double-thinko :-).
2632 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
2634 * collect2.c (scan_libraries): Fix thinko.
2636 * cse.c (delete_trivially_dead_insns): Do not skip the last
2637 insn if it is a real insn.
2639 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
2641 * Makefile.in (ggc-simple.o): Depend on hash.h.
2642 * ggc.h (ggc_add_tree_hash_table_root): Declare.
2643 (ggc_mark_tree_varray): Likewise.
2644 (ggc_mark_tree_hash_table): Likewise.
2645 * ggc-simple.c: Include hash.h.
2646 (ggc_mark_tree_hash_table_ptr): New function.
2647 (ggc_mark_tree_hash_table_entry): Likewise.
2648 (ggc_mark_tree_hash_table): Likewise.
2649 (ggc_add_tree_hash_table_root): Likewise.
2650 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
2651 rtx, when defining fields.
2653 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2655 * profile.c (output_func_start_profiler): Remove apparently
2656 nonsensical call to start_sequence.
2658 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
2660 * clipper/clipper.c (clipper_va_start): Fix typos.
2662 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
2663 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
2664 (spur_va_arg): New stub.
2666 * configure.in: Comment out pyramid.
2668 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
2670 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
2671 don't conflict with the bits that win32, cygwin, and dgux
2674 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
2675 Bernd Schmidt <bernds@cygnus.co.uk>
2677 * integrate.c (function_cannot_inline_p): Do not inline
2678 functions with forced labels.
2680 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
2681 Bernd Schmidt <bernds@cygnus.co.uk>
2682 Mark Mitchell <mark@codesourcery.com>
2684 * Makefile.in (ggc-simple.o): Depend on varray.h.
2685 (rtl.o): Depend on ggc.h.
2686 (genattrtab.o): Depend on ggc.h.
2687 (print-tree.o): Likewise.
2688 (fold-const.o): Likewise.
2689 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
2690 (make_insn_raw): Don't cache insns when GC'ing.
2691 (emit_insn_before): Likewise.
2692 (emit_insn_after): Likewise.
2693 (emit_insn): Likewise.
2694 (start_sequence): Use xmalloc to allocate the sequence_stack.
2695 (end_sequence): Add free to free it.
2696 (gen_sequence): Don't cache insns when GC'ing.
2697 (clear_emit_caches): Don't use sequence_element_free_list.
2698 (init_emit): Use xcalloc, not xmalloc+bzero.
2699 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
2700 * function.c (pop_function_context_from): Use free to free the
2701 fixup_var_refs_queue.
2702 (put_reg_into_stack): Allocate it with xmalloc.
2703 * genattrtab.c: Include ggc.h.
2704 (operate_exp): Don't use obstack_free when GC'ing.
2705 (simplify_cond): Likewise.
2706 (simplify_text_exp): Likewise.
2707 (optimize_attrs): Likewise.
2708 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
2710 (gencode): Generate a #include for ggc.h.
2711 * ggc-callbacks.c (ggc_p): Define it to zero.
2712 * ggc-none.c (ggc_p): Likewise.
2713 * ggc-simple.c: Include varray.h.
2714 (ggc_mark_tree_varray): New function.
2715 (ggc_add_tree_varray_root): Likewise.
2716 (ggc_mark_tree_varray_ptr): Likewise.
2717 * ggc.h (ggc_p): Declare.
2718 (varray_head_tag): Likewise.
2719 (ggc_add_tree_varray_root): Declare.
2720 * print-tree.c (print_node): Don't check for TREE_PERMANENT
2721 inconsistencies when GC'ing.
2722 * rtl.c: Include ggc.h.
2723 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
2724 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
2725 (rtx_free): Don't call obstack_free when GC'ing.
2726 * toplev.c (rest_of_compilation): Call ggc_collect after every
2728 * tree.c (push_obstacks): Do nothing, if GC'ing.
2729 (pop_obstacks_nochange): Likewise.
2730 (pop_obstacks): Likewise.
2731 (make_node): Use ggc_alloc_tree when GC'ing.
2732 (copy_node): Likewise.
2733 (get_identifier): Use ggc_alloc_string when GC'ing.
2734 (build_string): Likewise.
2735 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
2736 (tree_cons): Likewise.
2738 (type_hash_canon): Don't call obstack_free when GC'ing.
2740 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
2742 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
2743 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
2745 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
2746 Bernd Schmidt <bernds@cygnus.co.uk>
2747 Mark Mitchell <mark@codesourcery.com>
2749 * Makefile.in (stor-layout.o): Depend on ggc.h.
2750 (expr.o): Depend on ggc.h.
2751 (profile.o): Depend on ggc.h.
2752 (stor-layout.o): Depend on ggc.h.
2753 * emit-rtl.c (init_emit_once): Add gc roots.
2754 * expr.c: Include ggc.h.
2755 (emit_block_move): Add gc roots.
2756 (clear_storage): Likewise.
2757 * expr.h (init_stor_layout_once): New function.
2758 * profile.c: Include ggc.h.
2759 (init_arc_profiler): profiler_label is a root.
2760 * scan.c (make_sstring_space): Trust xrealloc to function
2761 correctly with first parameter NULL.
2762 * stor-layout.c: Include ggc.h.
2763 (set_sizetype): Add gc root.
2764 (init_stor_layout_once): New function.
2765 * toplev.c (compile_file): Call it.
2767 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
2768 Bernd Schmidt <bernds@cygnus.co.uk>
2769 Mark Mitchell <mark@codesourcery.com>
2771 * Makefile.in (tree.o): Depend on ggc.h.
2772 (varasm.o): Likewise.
2773 (function.o): Likewise.
2775 (except.o): Likewise.
2776 (optabs.o): Likewise.
2777 (emit-rtl.o): Likewise.
2778 * emit-rtl.c: Include ggc.h.
2779 (sequence_element_free_list): Remove, and all references.
2780 (mark_sequence): New functions.
2781 (mark_emit_state): New function.
2782 * except.c: Include ggc.h.
2783 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
2784 (mark_tree_label_node): New functions.
2785 (mark_eh_state): New function.
2786 * function.c: Include ggc.h.
2787 (mark_temp_slot, mark_function_chain): New functions.
2788 (mark_function_state): New function.
2789 (init_function_once): New function.
2790 * function.h (init_function_once): New function.
2791 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
2792 * ggc.h (label_node): Declare.
2793 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
2794 (lang_mark_false_label_stack): New function.
2795 (mark_temp_slot): Remove declaration.
2796 (mark_function_chain): Likewise.
2797 (mark_eh_state): Adjust prototype.
2798 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
2800 * optabs.c: Include ggc.h.
2801 (mark_optab): New function.
2802 (init_optabs): Add gc roots.
2803 * stmt.c: Include ggc.h.
2804 (mark_cond_nesting, mark_loop_nesting): New functions.
2805 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
2806 (mark_stmt_state): New function.
2807 * toplev.c (compile_file): Call init_function_once.
2808 * tree.c: Include ggc.h.
2809 (type_hash): Move declaration earlier in file.
2810 (TYPE_HASH_SIZE, type_hash_table): Likewise.
2811 (init_obstacks): Add gc roots.
2812 (mark_type_hash): New function.
2813 * varasm.c: Include ggc.h.
2814 (mark_pool_constant): New function.
2815 (mark_varasm_state): New function.
2817 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2819 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
2821 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2823 * c-decl.c (struct language_function): Renamed from struct c_function.
2825 (c_function_chain): Delete.
2826 (push_c_function_context): New arg F. Don't warn about nested
2827 functions here. Fill LANGUAGE elt of F. Delete code to update
2828 c_function_chain. Don't call push_function_context.
2829 (pop_c_function_context): New arg F. Restore from there instead of
2830 from c_function_chain. Don't call pop_function_context. Clear out
2831 LANGUAGE field of F when done.
2832 * c-lang.c: Include "function.h"
2833 (lang_init): Initialize save_lang_status and restore_lang_status.
2834 * c-parse.in (nested_function, nested_function_notype): Warn about
2835 nested functions. Call push_function_context/pop_function_context
2836 instead of the _c_ variants.
2837 * c-tree.h (push_c_function_context, pop_c_function_context): Update
2839 * Makefile.in (c-lang.o): Update dependencies.
2841 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
2842 regno_pointer_flag, regno_pointer_align.
2843 (gen_reg_rtx): Use xrealloc to enlarge them.
2844 (free_emit_status): New function.
2845 * function.c (mark_machine_status, mark_lang_status): New variables.
2846 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
2847 in some bits from assign_stack_local. All callers changed to use new
2849 (assign_stack_local): Just call assign_stack_local_1.
2850 (free_after_compilation): New function.
2851 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
2852 (trampoline_address): Likewise.
2853 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
2854 (prepare_function_start): Explicitly clear some more variables.
2855 * function.h (struct function): New elt can_garbage_collect.
2856 (mark_machine_status, mark_lang_status): Declare variables.
2857 (free_after_compilation, free_emit_status, free_varasm_status,
2858 init_varasm_status): Declare functions.
2859 * toplev.c (rest_of_compilation): Call free_after_compilation when
2860 done with the current function.
2861 * varasm.c (free_varasm_status): New function.
2863 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
2865 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
2866 (EXPAND_BUILTIN_VA_ARG): Define.
2867 * sparc.c (sparc_va_start): New.
2868 (sparc_va_arg): New.
2870 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2872 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
2874 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2876 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
2878 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
2880 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
2882 (ggc-callbacks.o): New target.
2883 * ggc-callbacks.c: New file.
2885 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2887 * expr.h: Collapse individual optab and libfunc vars to arrays.
2888 (optab_index, libfunc_index): New enumerations.
2889 (optab_table, libfunc_table): New arrays.
2890 Add accessor macros for both.
2892 * optabs.c (optab_table, libfunc_table): New.
2893 Delete declarations for individual optab and libfunc vars.
2895 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
2897 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
2899 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2901 * Makefile.in (GGC, GGC_LIB): New.
2902 (HOST_RTL): Include ggc-none.o.
2903 (ggc-simple.o): New target.
2904 (ggc-none.o): Likewise.
2905 * tree.h (tree_common): Add gc_mark.
2906 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
2907 (struct rtvec_def): Add gc_mark.
2908 * emit-rtl.c (global_rtl): Update static initializers to contain
2909 enough initializers.
2910 * ggc.h, ggc-none.c, ggc-simple.c: New files.
2911 * toplev.c (gc_time): New variable.
2912 (all_time): New variable.
2913 (compile_file): Print gc time.
2914 (print_time): Calculate percentage of the whole.
2916 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2918 Change obstack memory management and varasm constant pool handling so
2919 that nested functions are treated like any other functions.
2920 * function.c (init_machine_status): New variable.
2921 (push_function_context_to): Set contains_functions for the outer
2922 function. Don't call save_varasm_status.
2923 (pop_function_context_from): Don't call restore_varasm_status. Don't
2924 set current_function_contains_functions.
2925 (prepare_function_start): Call init_varasm_status rather than
2926 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
2928 * function.h (struct function) Add field varasm. Delete fields
2929 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
2930 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
2931 (init_machine_status): Declare.
2932 (save_varasm_status, restore_varasm_status): Delete declarations.
2933 (save_tree_status, restore_tree_status): Delete last argument.
2934 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
2935 code. All callers changed.
2936 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
2937 save_constants_in_decl_trees, restore_constants, save_constants,
2938 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
2940 (inlining): New variable.
2941 (reg_map, label_map, insn_map, orig_asm_operands_vector,
2942 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
2944 (save_for_inline_nocopy): Don't save constants.
2945 Don't set inl_emit field in current_function.
2946 (expand_inline_function): Use emit field, not inl_emit, of the inlined
2947 function. Set new variable inlining before
2948 calling copy_rtx_and_substitute.
2949 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
2950 constant pool references if inlining is nonzero.
2951 Delete ADDRESS and (most of the) CONST cases.
2952 (output_inline_function): Save and restore current_function/
2953 current_function_decl. Delete restore_constants code. Don't call
2954 init_const_rtx_hash_table.
2955 * output.h (init_const_rtx_hash_table): Don't declare.
2956 * rtl.h (struct function): Declare.
2957 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
2958 * toplev.c (rest_of_compilation): Don't treat nested functions or
2959 functions containing them specially. Delete all code to deal with
2960 save_for_inline_copying.
2961 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
2962 inline_obstacks): Delete variables.
2963 (save_tree_status): Lose arg CONTEXT. All callers changed.
2964 Simply allocate a new function_maybepermanent_obstack for the new
2965 function, delete all the special cases.
2966 Don't save inline_obstacks.
2967 (restore_tree_status): Lose arg CONTEXT. All callers changed.
2968 Delete special handling for function_maybepermanent_obstack; simply
2970 Don't restore inline_obstacks.
2971 (permanent_allocation): Delete code that frees inline_obstacks.
2972 (print_inline_obstack_statistics): Delete function.
2973 (dump_tree_statistics): Don't call it.
2974 * varasm.c (struct varasm_status): New.
2975 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
2976 last_pool, pool_offset, const_double_chain): Delete global
2977 variables, replace with accessor macros.
2978 (immed_double_const): Don't walk const_double_chain outside a
2979 function, but don't treat nested functions specially anymore.
2980 (immed_real_const_1): Likewise.
2981 (clear_const_double_mem): Don't treat nested functions specially.
2982 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
2983 (save_varasm_status, restore_varasm_status): Delete functions.
2984 (init_varasm_status): New function.
2985 (force_const_mem): Don't treat nested functions specially.
2986 (find_pool_constant): Accept new arg F, search for constants in
2987 that function's pool rather than the current one. All callers
2989 (get_pool_constant_for_function, get_pool_mode_for_function): New
2992 * i386.c (init_386_machine_status): New function, mostly from
2993 clear_386_stack_locals.
2994 (struct machine_functions): Rename element names to avoid name
2996 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
2997 macros, replacing global variables.
2998 (clear_386_stack_locals, save_386_machine_status,
2999 restore_386_machine_status): Delete functions.
3000 (override_options): Initialize init_machine_status.
3001 * i386.h (INIT_EXPANDERS): Delete macro.
3002 (save_386_machine_status, restore_386_machine_status,
3003 clear_386_stack_locals): Delete declarations.
3005 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3007 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
3008 (doloop_begin): Simplify pattern and use emit_jump_insn.
3009 (doloop_end): Simplify pattern, switch operand order,
3010 and use emit_jump_insn.
3012 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3014 * function.h (struct function): Add new element LANGUAGE.
3015 (save_lang_status): Declare new variable.
3016 (restore_lang_status): Likewise.
3017 * function.c (save_lang_status): Define.
3018 (restore_lang_status): Likewise.
3019 (push_function_context_to): Call language-specific save function.
3020 (pop_function_context_from): Call language-specific restore function.
3022 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3024 * i386.md (movsf_1): Check REG_P before use of REGNO.
3025 (movdf_1): Likewise.
3026 (movxf_1): Likewise.
3027 (extendsfdf2): Likewise.
3028 (extendsfxf2): Likewise.
3029 (extenddfxf2): Likewise.
3031 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3033 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
3034 constants into memory.
3035 (c4x_shiftable_constant): New function.
3036 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
3037 (c4x_shiftable_constant): Declare.
3038 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
3039 ashlqi3_noclobber): Add new patterns and associated splitters.
3041 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
3043 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
3044 * dwarf2out.c (dwarf2out_frame_init): Likewise.
3045 * final.c (shorten_branches): Likewise.
3046 * global.c (global_alloc): Likewise.
3047 * haifa-sched.c (build_control_flow): Likewise.
3048 * stmt.c (check_for_full_enumeration_handling): Likewise.
3049 (estimate_case_costs): Likewise.
3051 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
3053 * rtl.h (RTL_CHECKC2): Fix typo in last change.
3055 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
3057 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
3058 (recompute_reg_usage): Likewise.
3059 * rtlanal.c (find_regno_fusage): Likewise.
3061 * rtl.c (rtl_check_failed_code1): New function.
3062 (rtl_check_failed_code2): New.
3063 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
3064 (RTL_CHECKC1, RTL_CHECKC2): New.
3065 (XC*): New accessor macros.
3066 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
3067 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
3068 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
3069 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
3070 (TRAP_*, RANGE_INFO_*): Likewise.
3072 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3074 * Makefile.in (tlink.o): Don't depend on toplev.h.
3076 * collect2.c (c_file, o_file, export_file, import_file, ldout,
3077 output_file, nm_file_name, ldd_file_name, strip_file_name,
3078 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
3079 add_prefix, prefix_from_env, prefix_from_string, do_wait,
3080 fork_execute, maybe_unlink, add_to_list,
3081 extract_init_priority, write_list, dump_list,
3082 dump_prefix_list, write_list_with_asm, write_c_file,
3083 write_c_file_stat, write_c_file_glob, scan_prog_file,
3084 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
3085 ignore_library, extract_string, notice, dump_file, target_machine,
3086 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
3087 read_file, print_load_command): Constify a char*.
3088 (fdopen, error, fatal, fatal_perror): Don't prototype.
3089 (my_strerror): Remove. All callers use xstrerror instead.
3090 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
3091 (main): Add prototype. Constify lots of char* ptrs. Change calls
3092 to xcalloc/strcpy/strcat/... to one call to concat.
3093 (main, scan_prog_file, scan_libraries): Use an intermediate
3094 `const char **' to build an argv array.
3095 (mapfile, libselect, libcompare, locatelib): Add prototypes.
3097 * collect2.h (collect_execute, collect_wait, dump_file,
3098 file_exists): Constify a char*.
3099 (ldout, c_file_name, temporary_obstack, permanent_obstack,
3100 temporary_firstobj, vflag, debug): Add extern declarations.
3101 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
3103 * tlink.c: Don't include toplev.h.
3104 (vflag, debug, ldout, c_file_name, temporary_obstack,
3105 permanent_obstack, temporary_firstobj): Don't declare.
3106 (tlink_execute, frob_extension, symbol_hash_lookup,
3107 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
3108 recompile_files, read_repo_files, demangle_new_symbols,
3109 scan_linker_output): Constify a char*.
3110 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
3111 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
3113 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
3115 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
3116 (relative) rather than jsr (absolute) subroutine call insns.
3117 * config/m68k/m68k-coff.h: Ditto.
3119 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
3121 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
3122 now rework these too.
3123 (arm_reorg): If an insn can't reach the end of the current pool,
3124 ensure that we emit that pool before the insn.
3126 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
3128 * tlink.c (scan_linker_output): Skip the initial underscore in
3129 a mangled name if appropriate.
3131 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3133 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3134 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
3135 error_with_ivar, gen_declarator, create_builtin_decl,
3136 my_build_string, generate_descriptor_table, generate_ivars_list,
3137 generate_dispatch_table, check_protocols, TAG_GETCLASS,
3138 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
3139 dump_base_name, lang_decode_option, build_encode_expr,
3140 start_class, finish_class, encode_pointer, really_start_method,
3141 gen_declaration, dump_interface, handle_class_ref, handle_impent):
3143 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
3144 Add static prototypes.
3145 (build_objc_string_decl, build_selector_reference_decl,
3146 encode_bitfield, build_class_reference_decl): Remove unused
3147 parameter, all callers changed.
3148 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
3149 (objc_printable_name): Likewise. Change second parameter to type int.
3150 (init_objc): Use memcpy, not bcopy, to avoid casts.
3152 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
3154 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
3155 reg notes on a deleted insn.
3156 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
3158 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
3160 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
3162 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3164 * stmt.c (expand_asm_operands): Fix index into inout_mode when
3167 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
3169 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
3170 * tm.texi (MD_ASM_CLOBBERS): Document it.
3172 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
3174 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
3175 * except.c (expand_rethrow): Remove unused variable.
3176 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
3177 * flow.c (replace_insns): Likewise.
3178 (create_edge_list, verify_edge_list): Likewise.
3179 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
3181 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
3182 is special code to run.
3183 (main): Don't define operands to emit_operand.
3184 * genrecog.c (main): Don't emit an empty peephole2_insn function.
3186 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
3188 * alpha/alpha.h (normal_memory_operand): Declare.
3189 (reg_no_subreg_operand): Declare.
3190 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
3192 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
3194 * c-parse.in (compstmt_primary_start): New, broken out of first
3195 part of compstmt handling in primary.
3196 (primary): Use it. Add an error clause.
3197 (compstmt_nostart): Renamed from compstmt; remove all
3198 initial invocations of compstmt_start.
3201 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
3203 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
3206 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
3208 * combine.c (simplify_shift_const): Remove extra semicolon.
3209 * dwarf2out.c (remove_AT): Likewise.
3210 * expmed.c (expand_mult): Likewise.
3211 * gcov.c (create_program_flow_graph): Likewise.
3212 * reorg.c (mostly_true_jump): Likewise.
3214 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
3216 * fold-const.c (fold_range_test): Do not try to fold the range
3217 test if the rhs or lhs has side effects.
3219 * combine.c (simplify_rtx): Recognize another case of a synthesized
3222 * varasm.c (mark_constant_pool): When marking indirect references,
3223 only look at SYMBOL_REFs.
3225 * except.c (expand_fixup_region_end): Do not peek at
3226 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
3228 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
3230 * flags.h: New variables align_loops, align_loops_log,
3231 align_jumps, align_jumps_log, align_labels, align_labels_log,
3232 align_functions, align_functions_log.
3233 * toplev.c: Define them.
3234 (f_options): Handle -falign-* when they have no argument.
3235 (main): Add logic to set variables for -falign-functions,
3236 -falign-jumps, -falign-labels, -falign-loops.
3237 Make it -fsched-verbose=<n> and -finline-limit=<n>.
3238 (display_help): Change help to match options.
3239 * final.c (LABEL_ALIGN): Default to align_labels_log.
3240 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
3241 (LOOP_ALIGN): Default to align_loops_log.
3242 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
3243 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
3244 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
3245 * varasm.c (assemble_start_function): Handle align_functions.
3247 * config/sparc/sparc.h: Don't declare sparc_align_*.
3248 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
3249 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
3251 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
3253 * config/sparc/sparc.c: Delete sparc_align_loops,
3254 sparc_align_jumps, sparc_align_funcs and the corresponding string
3256 (sparc_override_options): Default align_functions on ultrasparc.
3257 Delete -malign-* handling.
3259 * config/mips/mips.c (override_options): On 64-bit targets,
3260 try to align code to 64-bit boundaries.
3261 (print_operand): New substitution, %~,
3262 which aligns labels to align_labels_log.
3263 * config/mips/mips.md (div_trap_normal): Use %~.
3264 (div_trap_mips16): Likewise.
3269 (ashldi3_internal): Likewise.
3270 (ashrdi3_internal): Likewise.
3271 (lshrdi3_internal): Likewise.
3272 (casesi_internal): Likewise.
3274 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
3276 Merge new ia32 backend from the branch!
3278 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
3279 See ChangeLog.P2 on new_ia32_branch for details.
3281 * rtl.h (stack_regs_mentioned_p): Delete prototype.
3282 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
3283 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
3284 * i386/gas.h (ASM_FILE_START): Define.
3285 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
3286 for name change of ix86_valid_decl_attribute_p.
3287 (i386_pe_valid_type_attribute_p): Similarly.
3289 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
3291 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
3292 to step through CC modes.
3294 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3296 * regmove.c (fixup_match_1): Don't move INSN in front of P if
3297 it would end up in the shadow of a live flags regsiter.
3299 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3301 * reload1.c: Fix many indentation problems.
3302 * reload.c: Likewise.
3304 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
3306 * alias.c (non_local_reference_p): Constify fmt.
3308 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
3310 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
3312 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
3314 * cse.c (delete_trivially_dead_insns): Do not delete stores to
3315 the internal_arg_pointer.
3317 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
3319 Merge peephole2 from new_ia32_branch:
3320 * Makefile.in (STAGESTUFF): Add *.peephole2.
3321 (mostlyclean): Likewise.
3322 (recog.o): Depend on resource.h.
3324 * final.c (peephole): Conditionalize decl on HAVE_peephole.
3325 (final_scan_insn): Likewise for the invocation of peephole.
3326 * genconfig.c (main): Look for peephole and peephole2 patterns.
3327 Emit HAVE_peephole* accordingly.
3328 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
3329 * flags.h (flag_peephole2): Declare.
3330 * toplev.c: New pass peephole2. New flag -fpeephole2.
3332 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
3333 * gencodes.c (main): Likewise.
3334 * genextract.c (main): Likewise.
3335 * genoutput.c (main): Likewise.
3336 * genemit.c (max_operand_1): Look for the max scratch operand.
3337 (gen_rtx_scratch): New.
3338 (gen_exp): Use it, and pass on new arg subroutine_type.
3339 (gen_expand): Take max scratch into account.
3340 (gen_split): Emit peephole2 functions.
3341 (output_peephole2_scratch): New.
3342 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
3343 * genrecog.c (routine_type): Add PEEPHOLE2.
3345 (make_insn_sequence): Match outer parallel for peep2. Discard
3346 top level scratches and dups.
3347 (add_to_sequence): New args insn_type and top. Update all callers.
3348 Handle toplevel peep2 matching insns.
3349 (write_subroutine): Handle peep2.
3350 (write_tree_1): Likewise.
3351 (write_tree): Likewise.
3353 (change_state): New arg afterward. Update all callers.
3354 Handle matching separate insns.
3355 * recog.c (recog_next_insn): New.
3356 (peephole2_optimize): New.
3357 * rtl.def (DEFINE_PEEPHOLE2): New.
3358 * resource.c (find_free_register): New argument last_insn. Use it
3359 to find a register available through the entire span.
3360 * resource.h (find_free_register): Update prototype.
3362 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
3364 * i386.c (output_strlen_unroll): Don't write xops[7]
3365 label if it wasn't set.
3367 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
3369 * cpplib.c (struct directive): Const-ify name pointer and
3370 function pointer prototype.
3371 (validate_else, do_define, do_line, do_include, do_undef,
3372 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
3373 do_elif, do_endif, do_sccs, do_assert, do_unassert,
3374 do_warning): Const-ify second arg.
3375 (directive_table): Mark const. Reorder entries by frequency
3376 of usage, record statistics.
3378 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
3380 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
3381 bounds- check RTL accesses if --enable-checking.
3382 (RTVEC_ELT): Bounds check if --enable-checking.
3383 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
3384 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
3385 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
3387 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
3388 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
3390 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
3391 (NOTE_SOURCE_FILE): Use X0STR.
3392 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
3393 MEM_ALIAS_SET): Use X0INT.
3394 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
3395 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
3397 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
3398 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
3399 (rtl_check_failed_bounds, rtl_check_failed_type1,
3400 rtl_check_failed_type2, rtvec_check_failed_bounds): New
3402 (fancy_abort): Fix comment.
3404 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
3405 (cse_insn): Decrement LABEL_NUSES for jump target before
3407 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
3408 * final.c (alter_subreg): Compute regno before changing x to
3409 REG; set REGNO(x) after changing it.
3410 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
3411 notes containing CONST_INTs.
3412 (delete_eh_regions): Use NOTE_EH_HANDLER.
3413 * function.c (put_reg_into_stack): Make reg a MEM before
3415 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
3417 (gen_mem_addressof): Make reg a MEM before initializing it.
3418 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
3420 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
3421 deleting an insn, not after.
3422 (block_alloc): Only look at PATTERN(insn) if we have to, and
3423 only if it's format class 'i'.
3424 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
3425 CONST_INT before using its INTVAL.
3426 * print-rtl.c (print_rtx): Use X0STR.
3427 * regmove.c (fixup_match_1): Don't look at PATTERN of
3428 non-class-'i' insn chain elements.
3429 * reload.c (loc_mentioned_in_p): Take address of
3430 in->fld[1].rtx directly.
3431 * reload1.c (reload): Change reg to a MEM before initializing
3433 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
3435 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
3437 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
3439 * config/mips/mips.c (machine_dependent_reorg): Force a
3440 barrier to output the local constant pool if a barrier hasn't
3441 been found at a natural point in the instruction stream.
3443 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3445 * c-parse.in (language_string): Constify.
3447 * dwarf2out.c (language_string): Remove declaration.
3449 * dwarfout.c (language_string): Likewise.
3451 * toplev.c (language_string, init_parse, finish_parse): Likewise.
3453 * tree.h (language_string, init_parse, finish_parse): Declare.
3455 * i386/sun386.h (language_string): Remove declaration.
3457 * mips.h (language_string): Likewise.
3459 * nextstep.h (language_string): Likewise.
3461 * nextstep21.h (language_string): Likewise.
3463 * rs6000.c (language_string): Likewise.
3465 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3467 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
3468 (getpwd.o): Remove target.
3470 * getpwd.c: Delete file. Its in libiberty now.
3472 * dbxout.c (getpwd): Don't prototype.
3473 * dwarf2out.c (getpwd): Likewise
3474 * dwarfout.c (getpwd): Likewise
3475 * final.c (getpwd): Likewise.
3476 * protoize.c (getpwd): Likewise.
3478 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3480 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
3482 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3484 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
3487 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
3489 * fixinc/Makefile.in (subdir): New.
3490 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
3493 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
3495 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
3496 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
3499 * invoke.texi: Fix typo.
3501 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
3502 changed. Handle autoincrement addressing modes.
3504 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
3505 just like we would the virtual incoming args register when
3508 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
3510 * rs6000.h (ASM_FILE_START): Specify complete filename, including
3511 path, in .file directive.
3513 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
3515 * gcc.texi (External Bugs): Remove obsolete note about Perl on
3518 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
3520 * stdbool.h: Make the typedef name _Bool, with bool a #defined
3523 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3525 * tree.c (tree_code_name): Constify a char*.
3527 * tree.h (tree_code_name, decl_printable_name): Likewise.
3529 * function.h (struct function): Likewise.
3531 * toplev.c (decl_name, decl_printable_name): Likewise.
3533 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
3535 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
3536 (init_objc): Remove function pointer cast.
3538 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3540 * pa.md (interspace_jump): New pattern.
3541 (builtin_longjmp): New expander.
3543 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
3545 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
3546 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
3547 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
3549 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
3551 * jump.c (delete_prior_computation): Also check calls
3552 to constant functions. Don't bother checking for a
3553 REG_UNUSED note before adding it.
3554 (delete_computation): Handle multi-word hard registers
3555 when synthesizing missing REG_DEAD notes for a register
3556 which is both set and used by an insn.
3558 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3560 * loop.c (this_loop_info): New variable.
3561 (loop_has_call, loop_has_volatile, loop_has_tablejump,
3562 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
3564 (prescan_loop, strength_reduce): New argument loop_info. All callers
3566 (scan_loop): New variable loop_info, initialise to address of
3568 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
3569 Delete variable loop_has_multiple_exit targets and replace with
3570 field in this_loop_info.
3571 (find_and_verify_loops): Rename this_loop to this_loop_num.
3572 (strength_reduce): Delete loop_iteration_info. Replace variable
3573 loop_info with function argument of same name.
3574 (insert_bct): Rework test for loop being completely unrolled.
3576 * loop.h (struct loop_info): New fields num, loops_enclosed,
3577 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
3578 has_indirect_jump, and cont. Redefine use of unroll_number.
3579 (loop_unroll_number): Delete.
3581 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
3583 (loop_iterations): Delete variable vtop and instead use
3584 loop_info->vtop computed in prescan_loop.
3586 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
3588 * fix-header.c (main): Do not pass a null pointer to strcmp.
3590 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
3592 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
3594 * configure: Rebuilt.
3596 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
3598 * jump.c (jump_optimize_1): Do not delete assignments to
3599 internal_arg_pointer.
3600 * cse.c (delete_trivially_dead_insns): Always consider a set of
3601 the internal_arg_pointer live.
3603 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
3605 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
3606 (update_life_info) [REG_WAS_0]: Search the original insns rather
3607 than the new insns for the note. Fix typos finding note_dest.
3608 If no dest found, discard the note rather than abort.
3609 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
3610 (replace_insns): Remove the old insn list after update_life_info
3613 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
3615 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
3617 (sched_analyze_1): Let add_dependence care for not adding dups.
3618 (sched_analyze_2): Likewise.
3619 (add_branch_dependences): Likewise.
3621 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
3623 * i386/winnt.c (export_list): New type.
3624 (exports_head): Rename to
3625 (export_head): this.
3626 (i386_pe_record_exported_symbol): Add is_data flag.
3627 (i386_pe_asm_file_end): Emit directive for exported variables.
3628 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
3630 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
3631 (ASM_DECLARE_OBJECT_NAME): Likewise.
3632 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3633 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3635 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
3637 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
3639 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
3642 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
3644 * config/openbsd.h: Define SET_ASM_OP.
3645 * tm.texi: cross-reference SET_ASM_OP in the index.
3647 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
3649 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
3650 for a CONST_DOUBLE, at compile time. Initialize rtx_length
3651 and class_narrowest_mode at compile time. Kill init_rtl.
3652 Mark rtx_length, mode_class, mode_size, mode_unit_size,
3653 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
3654 rtx_format as const. Kill all references to EXTRA_CC_MODES or
3656 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
3658 * rtl.h: Declare rtx_length and rtx_format as const.
3659 * machmode.def: Define CC(). Use CC() to define CCmode. If
3660 EXTRA_CC_MODES is defined, expand it here.
3661 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
3662 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
3663 const. Kill all references to EXTRA_CC_MODES.
3665 * toplev.c: Don't prototype or call init_rtl.
3666 * optabs.c: Don't call init_mov_optab.
3667 * genemit.c: Don't generate init_mov_optab. Don't call
3669 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
3671 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
3672 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
3673 genrecog.c: Don't call init_rtl.
3675 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
3676 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
3677 definition of EXTRA_CC_MODES.
3679 * md.texi: Kill ref to EXTRA_CC_NAMES.
3680 * tm.texi: Document new way to define EXTRA_CC_MODES.
3682 * genrecog.c: Do not look up the name of a define_split.
3685 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
3687 * config/v850/v850.md: Fix typo introduced by previous delta.
3689 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3691 * gcc.c (fatal): Make definition static to match prototype.
3693 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3695 * combine.c (get_last_value): Don't look for earlier sets if the last
3696 known set is somewhere in between the insns being combined.
3698 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
3700 * configure.in: Don't use shell ! to negate exit codes
3701 * configure: Regenerate
3703 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
3705 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
3706 the fact that ALIGN is measured in bits, not bytes.
3708 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
3710 * errors.c: New file; defines functions error, warning, and
3711 fatal, variables have_error and progname.
3712 * errors.h: New file; prototypes and decls for stuff in errors.c.
3714 * Makefile: Add rules to build errors.o and
3715 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
3716 genopinit, genrecog, genextract, genpeep, genattr, and
3717 genoutput with errors.o. Add errors.h to deps of genconfig.o,
3718 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
3719 genpeep.o, genattr.o, and genoutput.o.
3721 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
3722 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
3723 define or prototype fatal. Set progname at beginning of main.
3724 * genoutput.c: Likewise, and don't define or prototype error
3727 * c-typeck.c (c_expand_start_case): Return immediately if exp
3729 * fold-const.c (operand_equal_p): Return immediately if arg1
3730 or arg0 are ERROR_MARKs.
3731 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
3732 fields of type ERROR_MARK when calculating if the record can
3735 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
3736 with much help from Jeffrey A Law and Richard Henderson
3738 * i386.md: In the 6 insns which call output_fix_trunc,
3739 earlyclobber operands[0].
3741 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
3743 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
3744 creating new registers.
3746 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
3748 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
3749 i386_reg_alloc_order, i386_regparm_string,
3750 i386_align_loops_string, i386_align_jumps_string,
3751 i386_align_funcs_string, i386_preferred_stack_boundary_string,
3752 and i386_branch_cost_string as type "const char *".
3753 * i386.c: Define all above strings as type "const char *".
3755 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
3757 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
3758 when emitting alignment padding. Emit padding byte of 0 instead of 4.
3760 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3762 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
3763 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
3765 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
3767 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
3768 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
3769 (dwarf2out_line, dwarf2out_finish): Likewise.
3770 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
3772 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
3774 * tree.c (lang_unsave_expr_now) : Correct return type.
3775 * tree.h (lang_unsave_expr_now) : Same.
3777 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
3779 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
3780 instead of duplicating code.
3782 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3784 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
3786 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
3788 * tree.h: fancy_abort always takes three args.
3789 * resource.c: Move include of system.h before toplev.h.
3791 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
3793 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
3796 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
3798 * system.h: Don't redefine abort or trim_filename.
3799 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
3800 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
3801 whether or not __FUNCTION__ is available.
3802 * tree.h: Duplicate rtl.h's definition of abort, for files
3803 that don't include rtl.h. Delete all code to perform type
3804 checking with a compiler other than GCC.
3805 * varray.h: Delete all code to perform type checking with a
3806 compiler other than GCC. Make VARRAY_CHECK() always evaluate
3807 its arguments exactly once, using a statement expression.
3808 Adjust the VARRAY_<type> accessor macros to match.
3809 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
3810 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
3811 caller's location. Define fatal_insn and fatal_insn_not_found
3812 as macros that use _fatal_insn and _fatal_insn_not_found.
3813 (fancy_abort, trim_filename): Kill prototypes.
3815 * rtl.c (trim_filename): Move here from toplev.c.
3816 (fancy_abort): New function.
3817 (DIR_SEPARATOR): Provide default definition.
3818 * tree.c (tree_check_failed, tree_class_check_failed): Go
3819 through fancy_abort.
3820 (tree_check, tree_class_check, cst_or_constructor_check,
3821 expr_check): Delete.
3822 * varray.c (varray_check_failed): New function.
3823 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
3824 _fatal_insn and _fatal_insn_not_found. Go through
3826 (trim_filename, fancy_abort): Delete.
3828 * builtins.c (expand_builtin_args_info): Report ICE with abort.
3829 * except.c (start_catch_handler): Report ICE with error/abort
3831 * final.c (output_operand_lossage): Likewise.
3832 * flow.c (verify_flow_info): Likewise.
3834 * gcc.c: Prototype fatal.
3835 * gengenrtl.c: Undef abort after including rtl.h not system.h.
3836 * genattr.c, genattrtab.c, genemit.c, genextract.c,
3837 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
3838 Don't define fancy_abort.
3840 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
3842 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
3845 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
3847 * m88k.h (VERSION_INFO2): Kill.
3848 (VERSION_STRING): Kill.
3850 (VERSION_INFO1): Tidy.
3851 (TARGET_VERSION): Update.
3852 * m88k/dgux.h (VERSION_INFO2): Kill.
3853 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
3854 * m88k/luna.h (VERSION_INFO1): Tidy.
3855 * m88k/sysv4.h (VERSION_INFO1): Likewise.
3856 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
3857 (output_file_start): Adjust for death of VERSION_STRING.
3859 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
3861 * cpplib.c (detect_if_not_defined): New function.
3862 (do_if): Use it to detect potential once-only headers.
3864 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
3866 * c-common.c (combine_strings): Always set TREE_CONSTANT.
3868 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
3870 * combine.c (nonzero_bits) : Allow single-ly set registers to be
3871 anywere in the function only if they are pseudos and set before
3872 being used (not live at the start of the function).
3873 (num_sign_bit_copies) : Same.
3874 (get_last_value_validate) : Same.
3875 (get_last_value) : Same.
3877 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
3879 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
3880 where N and M are constant and N is an integer multiple of M.
3882 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3884 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
3885 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3886 sbitmap_union_of_preds): Add prototypes.
3887 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
3888 the intersection of successors with the new flow graph structures.
3889 (sbitmap_intersection_of_preds): New function to compute the
3890 intersection of predecessors with the new flow graph structures.
3891 (sbitmap_union_of_succs): New function to compute the union of
3892 successors with the new flow graph structures.
3893 (sbitmap_union_of_preds): New function to compute the union of
3894 predecessors with the new flow graph structures.
3895 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
3896 (expr_reaches_here_p): Use edge and basic_block structures instead
3897 of s_preds and s_succs.
3898 (compute_cprop_avinout): Use new sbitmap routines.
3899 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
3900 of s_preds and s_succs.
3901 * flow.c (compute_flow_dominators): Compute dominators using
3902 edges and basic blocks instead of s_preds and s_succs.
3904 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3906 * lists.c (unused_insn_list, unused_expr_list): New file for
3907 maintaining various types of lists. New statics for maintaining a
3908 cache of available INSN_LIST and EXPR_LIST nodes.
3909 (free_list): Static function for freeing a list of INSN/EXPR nodes.
3910 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
3911 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
3912 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
3913 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
3914 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
3915 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
3916 (free_INSN_LIST_node): Free an individual INSN_LIST node.
3917 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
3918 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
3919 (remove_dependence, free_pending_lists): Use new global routines.
3920 (flush_pending_lists, sched_analyze_insn): Use new global routines.
3921 (sched_analyze, compute_block_backward_dependences): Use new routines.
3922 (sched_analyze_1, sched_analyze_2): Use new routines.
3923 (schedule_insns): Use new global routines.
3924 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
3926 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
3927 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
3929 * toplev.c (rest_of_compilation): Initialize node cache.
3930 * Makefile.in (OBJS): Add lists.o to list of object files.
3931 (lists.o): Add dependancies.
3933 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
3935 * config/v850/v850.md: Fix compile time warning messages.
3936 * config/v850/v850.c: Fix compile time warning messages.
3937 * config/v850/v850.h: Fix compile time warning messages.
3939 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3941 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
3942 Remove unused prototype for `init_lengths'.
3944 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3946 * calls.c (emit_call_1): Mark parameter `stack_size' with
3948 (expand_call): Initialize variable `insn'.
3949 (emit_library_call): Likewise for variable `high_to_save'.
3950 (emit_library_call_value): Likewise.
3951 (store_one_arg): Likewise for variables `lower_bound' and
3954 * combine.c (try_combine): Likewise for variables `i2_code_number'
3955 and `other_code_number'.
3956 (find_split_point): Likewise for variables `pos', `unsignedp' and
3958 (simplify_if_then_else): Likewise for variables `op' and `c1'.
3959 (simplify_and_const_int): Remove unused variable `width'.
3960 (merge_outer_ops): Likewise.
3962 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
3963 HOST_WIDE_INT' when comparing against one.
3964 (simplify_relational_operation): Likewise.
3965 (cse_insn): Initialize variables `src_eqv_volatile',
3966 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
3968 * final.c (init_final): Constify parameter `filename'.
3969 (final_start_function): Mark parameter `optimize' with
3971 (profile_function): Likewise for parameters `first' and `optimize'.
3972 (output_source_line): Likewise for parameter `file'.
3974 * integrate.c (subst_constants): Cast a value to `size_t' when
3975 comparing against one.
3976 (mark_stores): Initialize variable `mode'. Cast a value to
3977 `size_t' when comparing against one.
3979 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
3981 * loop.c (move_movables): Initialize variable `first'.
3982 (strength_reduce): Likewise for variable `increment'.
3983 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
3984 value to `size_t' when comparing against one.
3985 (load_mems): Initialize variable `end_label'.
3987 * output.h (init_final): Constify parameter.
3989 * reload.c (decompose): Initialize variable `base'.
3991 * reload1.c (reload): Likewise for variable `is_scalar'.
3992 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
3993 (choose_reload_regs): Initialize variable `mode'.
3994 (emit_reload_insns): Likewise for variable `store_insn'.
3995 (reload_cse_noop_set_p): Mark parameter `insn' with
3997 (reload_combine): Initialize variable `set'.
3999 * unroll.c (unroll_loop): Likewise for variable `local_label'.
4000 (copy_loop_body): Cast a value to `size_t' when comparing against
4003 * varasm.c (assemble_variable): Initialize variable `size_tree'.
4004 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
4005 (remove_from_pending_weak_list): Mark parameter `name' with
4008 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4010 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
4013 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
4015 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
4016 (ASM_DECLARE_FUNCTION_NAME): Define.
4017 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
4018 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
4019 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
4020 not already defined.
4022 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
4024 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
4025 of n_popped when call/call_value are not defined.
4027 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
4029 * tm.texi: GNU CC -> GCC conversion.
4030 (CC1_SPEC): Indicate it is used for all language front ends.
4032 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
4034 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
4035 NOTE_INSN_EH_REGION_END correctly.
4037 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4038 Jeff Law <law@cygnus.com>
4040 * loop.c (strength_reduce): Automatically unroll loops if the
4041 unrolled loop size is smaller than the rolled loop size.
4043 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
4044 and delete comment that code should be rewritten.
4046 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
4048 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
4051 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
4053 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4055 * fixinc/mkfixinc.sh: Don't fix uwin headers.
4056 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
4057 (LINK_SPEC): Add -u _main when building executables.
4058 (ASM_DECLARE_FUNCTION): Update from Cygwin.
4059 (ASM_FILE_END): Use the default for ix86-pe.
4060 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
4062 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
4064 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
4065 and ASM_CLOSE_PAREN are empty strings.
4067 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
4068 Geoffrey Keating <geoffk@cygnus.com>
4070 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
4071 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
4072 (unprotoize.o): Ditto.
4073 (test-protoize-simple): Don't define STD_PROTO_DIR.
4074 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
4075 changes to make 'test-protoize-simple' pass.
4076 (STD_PROTO_DIR): Remove define.
4077 (STANDARD_EXEC_PREFIX): Supply default define.
4078 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
4079 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
4080 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
4081 (GET_ENV_PATH_LIST): New macro.
4082 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
4083 (do_processing): Initialize default_syscalls_dir using new
4084 macros. Use it to initialize syscalls_absolute_filename.
4086 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
4088 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
4089 B into a register before emit_conditional_move.
4091 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
4093 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
4094 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
4095 multiplicand out of (+ (* a b) (* c d)).
4097 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
4098 Richard Henderson <rth@cygnus.com>
4100 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
4101 (new_insn_dead_notes): Likewise.
4102 (update_n_sets): Likewise.
4103 (update_flow_info): Move to flow.c, renamed to update_life_info;
4104 extend to handle multiple source insns.
4105 * flow.c: Include resource.h
4106 (unlink_insn_chain): New.
4107 (split_hard_reg_notes): New.
4108 (maybe_add_dead_note): New.
4109 (maybe_add_dead_note_use): New.
4110 (find_insn_with_note): New.
4111 (new_insn_dead_notes): New.
4112 (update_n_sets): New.
4113 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
4114 (maybe_remove_dead_notes): New.
4115 (update_life_info): New.
4116 (prepend_reg_notes): New.
4117 (replace_insns): New.
4118 * output.h (update_life_info): Declare.
4119 * recog.c (split_block_insns): Use update_life_info.
4120 * resource.c (find_free_register): Use reg_alloc_order, don't use
4121 fixed regs, make sure the mode is supported, don't use new regs.
4123 * rtl.h (replace_insns): Declare.
4125 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
4127 * expr.c (expand_expr): Cope with COND_EXPRs with one
4128 non-returning branch.
4130 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
4132 * expr.c (store_expr): Always pass down the target, even when not
4135 1999-08-24 Nick Clifton <nickc@cygnus.com>
4137 * configure.in: Define target_cpu_default for v850 targets.
4138 * configure: Regenerate
4140 * config/v850/v850.h (TARGET_CPU_generic): Define.
4141 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
4142 addresses are 4 byte aligned.
4144 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
4147 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4149 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
4150 (main): Add prototypes.
4152 * genattrtab.c (substitute_address, write_const_num_delay_slots,
4153 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
4154 (write_attr_get): Emit prototypes along with function definition.
4155 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
4156 (write_complex_function): Emit static prototype along with
4157 function definition.
4159 * genemit.c (gen_split): Emit prototypes along with function
4162 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
4163 Likewise for predicates and `insn_operand_predicate'.
4164 (process_template): Emit static prototype along with function
4167 * genrecog.c (make_insn_sequence): Constify a char*. Add
4168 prototypes for get_split_*().
4169 (write_subroutine): Emit prototypes along with function
4172 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4174 * gcse.c (find_avail_set): Follow chains of register-register copies.
4175 Use oprs_not_set_p to guarantee that the returned value can be
4177 (cprop_insn): Don't verify the return value of find_avail_set with
4180 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
4181 (cprop_cc0_jump): New function.
4182 (cprop_insn): Break out new function cprop_jump and use it.
4183 Also use cprop_cc0_jump for machines with CC0.
4184 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
4186 * tree.h (current_function_calls_setjmp,
4187 current_function_calls_longjmp): Delete declarations.
4188 * dsp16xx.c: Include "function.h".
4189 * elxsi.c: Likewise.
4190 * gmicro.c: Likewise.
4191 * h8300.c: Likewise.
4194 * mn10200.c: Likewise.
4195 * mn10300.c: Likewise.
4196 * ns32k.c: Likewise.
4200 * rtl.h (rtx_equal_function_value_matters): Declare.
4201 * toplev.c (rtx_equal_function_value_matters): Don't declare.
4203 * function.c: Likewise.
4204 * emit-rtl.c: Likewise.
4206 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
4208 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
4211 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4213 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
4216 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
4218 * cpp.texi: Add a node documenting macro varargs (copied
4221 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
4223 * cppspec.c: Put a null pointer at the end of the new argv.
4225 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
4227 * configure.in: Remove code to select/de-select the haifa
4228 scheduler. Every scheduled port gets haifa now.
4229 * configure: Rebuilt.
4230 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
4232 * Makefile.in: Corresponding changes.
4234 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4236 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
4237 All callers changed.
4238 (prepare_float_lib_cmp): Likewise.
4239 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
4240 * expr.h (emit_float_lib_cmp): Delete declaration.
4241 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
4242 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
4243 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
4245 (cmptf): Now conditional on TARGET_HARD_QUAD.
4247 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
4249 * resource.c (mark_target_live_regs): Use
4250 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
4252 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4254 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
4256 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
4258 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
4260 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4262 * rtl.h (rtx_format): Constify a char*.
4264 * rtl.c (rtx_format): Likewise.
4265 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
4266 (init_rtl): Use accessor macro, not `rtx_format'.
4268 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
4271 * caller-save.c (mark_referenced_regs): Likewise.
4273 * combine.c (subst, make_compound_operation, known_cond,
4274 gen_rtx_combine, update_table_tick, get_last_value_validate,
4275 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
4277 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
4278 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
4279 count_reg_usage): Likewise.
4281 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
4284 * final.c (leaf_renumber_regs_insn): Likewise.
4286 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
4287 dump_edge_info, count_reg_references): Likewise.
4289 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
4290 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
4293 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
4294 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
4295 add_label_notes): Likewise.
4297 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
4298 clear_struct_flag, count_sub_rtxs, count_alternatives,
4299 compares_alternatives_p, contained_in_p, walk_attr_value,
4300 write_expr_attr_cache): Likewise.
4302 * genconfig.c (walk_insn_part): Likewise.
4304 * genemit.c (max_operand_1, gen_exp): Likewise.
4306 * genextract.c (walk_rtx): Likewise.
4308 * genflags.c (num_operands): Likewise.
4310 * genoutput.c (scan_operands): Likewise.
4312 * genpeep.c (match_rtx): Likewise.
4314 * genrecog.c (add_to_sequence): Likewise.
4316 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
4319 * integrate.c (save_constants, copy_for_inline,
4320 copy_rtx_and_substitute, subst_constants, restore_constants):
4323 * jump.c (mark_jump_label, invert_exp, redirect_exp,
4324 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
4326 * local-alloc.c (contains_replace_regs, memref_referenced_p):
4329 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
4330 add_label_notes, replace_call_address, count_nonfixed_reads,
4331 invariant_p, find_single_use_in_loop, find_mem_givs,
4332 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
4335 * print-rtl.c (reg_names, print_rtx): Likewise.
4337 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
4339 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
4340 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
4341 print_blocks): Likewise.
4343 * regclass.c (fix_register, record_address_regs,
4344 reg_scan_mark_refs): Likewise.
4346 * regmove.c (stable_but_for_p): Likewise.
4348 * reload.c (loc_mentioned_in_p, operands_match_p,
4349 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
4350 copy_replacements, refers_to_regno_for_reload_p,
4351 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
4352 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
4355 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
4356 delete_address_reloads_1, count_occurrences,
4357 reload_cse_mem_conflict_p, reload_combine_note_use,
4358 add_auto_inc_notes): Likewise.
4360 * resource.c (mark_referenced_resources, mark_set_resources):
4363 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
4364 reg_mentioned_p, regs_set_between_p, modified_between_p,
4365 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
4366 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
4367 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
4368 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
4370 * sched.c (sched_analyze_2, attach_deaths): Likewise.
4372 * stupid.c (stupid_mark_refs): Likewise.
4374 * unroll.c (remap_split_bivs): Likewise.
4376 * varasm.c (mark_constants): Likewise.
4378 * a29k/a29k.c (uses_local_reg_p): Likewise.
4380 * alpha/alpha.c (summarize_insn): Likewise.
4382 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
4383 eliminate_lr2ip): Likewise.
4385 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
4387 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
4388 reg_mentioned_in_mem): Likewise.
4390 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
4391 symbolic_reference_mentioned_p): Likewise.
4393 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
4395 * sh/sh.c (regs_used, mark_use): Likewise.
4397 * vax/vax.c (vax_rtx_cost): Likewise.
4399 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4401 * machmode.h (mode_name): Constify a char*.
4403 * rtl.c (mode_name): Likewise.
4405 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
4407 * optabs.c (init_libfuncs): Constify a char*.
4409 * print-tree.c (mode_name): Remove redundant declaration.
4410 (print_node): Use accessor macro, not `mode_name'.
4412 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
4414 (new_spill_reg): Constify a char*.
4416 * tree.c (mode_name): Remove redundant declaration.
4418 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4420 * rtl.c (rtx_name): Constify a char*.
4422 * rtl.h (rtx_name, fix_sched_param): Likewise.
4424 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
4425 (mypr): Use accessor macro, not `rtx_name'.
4427 * genemit.c (print_code): Constify a char*.
4429 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
4431 * genpeep.c (print_code): Constify a char*.
4433 * genrecog.c (print_code): Likewise.
4435 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
4436 end_bb): Add static prototype.
4437 (draw_edge): Constify a char*.
4438 (end_bb): Remove unused parameter.
4440 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
4441 print_block_visualization): Constify a char*.
4443 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
4445 * c-common.c (c_get_alias_set): Update comment.
4447 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4449 * linux.h (LIB_SPEC): Added.
4451 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4453 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
4455 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
4457 * tree.c (expr_check): Fix typo in last change.
4459 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
4461 * rtl.def (NOTE): Change format to "iuu0n".
4462 (ADDR_DIFF_VEC): Change format to "eEee0".
4463 (ADDRESSOF): Change format to "eit".
4465 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
4466 (RTVEC_ELT): Change to match.
4467 (XVECEXP): Use XVEC and RTVEC_ELT.
4468 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
4469 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
4470 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
4471 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
4472 TRAP_CONDITION, TRAP_CODE): Use XEXP.
4473 (INTVAL): Use XWINT.
4474 (ADDRESSOF_DECL): Use XTREE.
4475 (SET_ADDRESSOF_DECL): Delete.
4476 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
4477 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
4478 ifdefed out since 2.6 at least.
4479 (gen_rtvec_vv): Delete prototype.
4481 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
4483 (copy_most_rtx): Handle 't' format letter.
4484 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
4485 (gen_rtvec_vv): Delete function. All callers changed to use
4486 gen_rtvec_v instead.
4487 * print-rtl.c (print_rtx): Move special casing of NOTEs to
4488 the '0' format letter.
4490 * function.c (gen_mem_addressof): Don't use
4491 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
4493 * integrate.c (copy_rtx_and_substitute): Likewise.
4494 Copy 't' slots with XTREE.
4495 (subst_constants): Treat 't' slots like '[swi]' slots.
4496 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
4497 * jump.c (rtx_equal_for_thread_p): Likewise.
4498 * rtlanal.c (rtx_equal_p): Likewise.
4499 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
4500 only four arguments.
4501 * gengenrtl.c (type_from_format): Provide correct types for
4505 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
4506 If a recent gcc is in use (always in stage2 and beyond), use
4507 statement expressions, so we don't make a function call unless
4508 the check fails. Evaluate arguments exactly once.
4509 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
4510 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
4512 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
4513 they evaluate their arguments exactly once, irrespective of
4514 the compiler in use.
4516 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
4517 is used by the currently-enabled check macros. This is:
4518 (tree_check_failed, tree_class_check_failed): For gcc.
4519 (tree_check, tree_class_check, cst_or_constructor_check,
4520 expr_check): For other compilers.
4522 * gencheck.c: Do not define any *_CHECK1 macros.
4524 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
4525 Mark Mitchell <mark@codesourcery.com>
4527 * c-common.c (c_get_alias_set): Fix support for poitners and
4530 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
4532 * alias.c: Include tree.h.
4533 (nonlocal_reference_p, mark_constant_function): New functions.
4534 * flow.c (life_analysis): Call mark_constant_function.
4535 * rtl.h (mark_constant_function): Declare it.
4537 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
4539 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
4540 unrecognisable switches.
4542 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4544 * loop.c (recombine_givs): Set ix field after sorting.
4545 (recombine_givs): Remove bogus index / giv lockstep looping.
4547 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4549 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
4551 (emit_store_flag_force): Use do_compare_rtx_and_jump.
4552 (do_cmp_and_jump): Formatting fixes.
4553 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
4554 do_compare_rtx_and_jump instead of compare_from_rtx.
4555 (do_compare_rtx_and_jump): New function; mostly copied from
4557 (do_jump_for_compare): Delete.
4558 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
4560 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
4561 of compare/do_jump_for_compare pairs.
4562 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
4563 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
4564 compare_from_rtx/do_jump_for_compare pairs.
4565 (do_jump_by_parts_equality): Likewise.
4566 (do_jump_by_parts_equality_rtx): Likewise.
4567 * expr.h (do_compare_rtx_and_jump): Declare.
4568 * optabs.c (prepare_cmp_insn): New function, contains most of the code
4569 that used to be in emit_cmp_insn.
4570 (cmp_available_p): New function.
4571 (prepare_operand): New function.
4572 (emit_cmp_and_jump_insn_1): New function, contains some code that used
4573 to be in emit_cmp_insn.
4574 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
4575 parameters to be pointers; don't emit final compare but modify some of
4576 the values pointed to by the args so the caller can perform the
4578 (expand_binop): Call emit_store_flag_force with signed forms of
4580 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
4581 emit_jump_insn pair.
4582 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
4583 emit_cmp_and_jump_insn_1. Call emit_queue.
4584 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
4586 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
4587 jump sets cc0 before deleting it.
4588 * integrate.c (expand_inline_function): Likewise.
4589 * unroll.c (unroll_loop): Similar changes in several places.
4590 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
4593 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4595 * Makefile.in (insn-recog.o): Update dependencies.
4596 * genrecog.c (main): Make generated file include "function.h".
4598 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
4600 * cse.c (cse_insn): Call never_reached_warning when a jump is
4601 changed to be unconditional.
4602 * flags.h: Declare warn_notreached.
4603 * flow.c (delete_block): Call never_reached_warning when
4605 * jump.c (delete_barrier_successors): Call never_reached_warning
4606 when we delete everything after a BARRIER.
4607 (never_reached_warning): New function.
4608 * rtl.h: Declare never_reached_warning.
4609 * toplev.c (warn_notreached): New variable.
4610 (lang_independent_options): Set warn_notreached
4611 when -Wunreachable-code.
4612 (compile_file): We need line numbers for -Wunreachable-code.
4614 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
4616 * haifa-sched.c (insn_unit): Fix typo on out of range test.
4617 * sched.c (insn_unit): Likewise.
4619 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
4621 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
4623 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4625 * flow.c (create_edge_list): Use xmalloc, not malloc.
4627 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
4629 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
4630 C-style comments. Do not lose the character before double slash.
4632 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4634 * basic-block.h (struct edge_list): Stucture to maintain a vector
4636 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
4637 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
4638 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
4639 New function prototypes.
4640 * flow.c (create_edge_list): Function to create an edge list.
4641 (free_edge_list): Discards memory used by an edge list.
4642 (print_edge_list): Debug output showing an edge list.
4643 (verify_edge_list): Internal consistency check for an edge list.
4644 (find_edge_index): Function to find an edge index for a pred and succ.
4646 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
4648 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
4651 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
4653 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
4655 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4657 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4659 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
4661 * toplev.c (rest_of_compilation): Allow machine dependent
4662 reorganisation pass to place information into the RTL dump
4663 file if it so wishes.
4665 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
4667 * explow.c (hard_function_value): Use VOIDmode instead of
4669 * stmt.c (expand_return): Likewise.
4670 * stor-layout.c (get_best_mode): Likewise.
4672 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
4673 emit call instead of emit_insn call.
4675 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4677 * configure.in: Handle --disable/enable-win32-registry.
4678 * install.texi: Document --disable/enable-win32-registry.
4679 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
4680 (WIN32_REGISTRY_KEY): New macro.
4681 * prefix.c: Use to enable/disable win32-specific code.
4682 (lookup_key): Use versioned key.
4683 * configure: Regenerate.
4684 * config.in: Likewise.
4686 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
4688 * cpplib.c (read_line_number): New fn, split out of...
4691 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4693 tree.c (lang_unsave_expr_now) : New.
4694 (unsave_expr_now): Call lang_unsave_expr_now.
4695 tree.h (lang_unsave_expr_now) : New.
4697 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
4699 * toplev.c (flag_new_exceptions): On by default.
4701 1999-08-13 Michael Meissner <meissner@cygnus.com>
4703 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
4705 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4707 * dwarfout.c (fundamental_type_code): Return FT_boolean for
4708 INTEGER_TYPE with precision==1, it's __java_boolean.
4710 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4712 * global.c (prune_preferences): Move some invariants out of the
4715 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
4717 * configure.in (alpha*-dec-osf*): Add osf5.
4719 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
4721 * configure.in: Rework handling of ARM GNU/Linux slightly.
4722 (arm*-*-linux-gnuoldld): New target.
4723 * configure: Regenerate.
4724 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
4725 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
4726 * config/arm/linux-oldld.h: New file.
4727 * config/arm/linux-elf26.h: Don't include linux-elf.h.
4728 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
4730 * config/arm/linux-elf.h (ASM_SPEC): Define.
4731 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
4732 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
4733 for 26-bit APCS and old linker.
4734 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
4736 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
4737 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
4738 don't define `arm' or `arm_elf'.
4739 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
4740 MULTILIB_DIRNAMES): Define. Fix typo in comment.
4742 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
4744 * rtl.texi: Fix typo.
4746 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
4748 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
4750 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
4752 * extend.texi (C++ Signatures): Remove node.
4753 * invoke.texi: Remove discussion of -fhandle-signatures,
4754 signature, sigof, __signature__, and __sigof__.
4756 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
4758 * Makefile.in (JAVAGC): Removed.
4760 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
4762 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4764 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
4766 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4768 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
4770 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
4771 a register that is already known to be a pointer.
4773 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
4775 * fixinc/inclhack.tpl: Only install assert.h conditionally.
4776 * fixinc/inclhack.sh: Regenerated.
4777 * fixinc/fixincl.sh: Regenerated.
4779 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
4781 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
4782 Fix documentation of -ansi flag to describe its C++ behavior.
4783 Remove bogus reference to GCC 2.9.
4785 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
4787 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
4788 note if it is non-NULL.
4790 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4792 * except.h (eh_nesting_info): Add new structure defintion.
4793 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
4794 (reachable_handlers, update_rethrow_references): Add function
4796 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
4797 a rethrow symbol instead of an integer exception region number.
4798 * flow.c (Make_edges): Use new exception nesting routines to determine
4799 which handlers are reachable from a CALL or asynchronous insn.
4800 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
4802 (delete_eh_regions): Update rethrow labels, and don't delete
4803 regions which are the target of a rethrow.
4804 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
4805 avoid overloading the SYMBOL_REF_USED flag.
4806 (rethrow_symbol_map): Use new rethrow_ref field.
4807 (rethrow_used): Use new rethrow_ref field.
4808 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
4809 of an integer. Fix formatting.
4810 (output_exception_table_entry): Use new rethrow_ref field.
4811 (can_throw): Check for EH_REGION_NOTE before deciding
4812 whether a CALL can throw or not.
4813 (scan_region): Call rethrow_used() instead of accessing data structure.
4814 (update_rethrow_references): New function to make sure only regions
4815 which are still targets of a rethrow are flagged as such.
4816 (process_nestinfo): New static function to initialize a handler
4817 list for a specific region.
4818 (init_eh_nesting_info): New function to allocate and initialize
4819 the list of all EH handlers reachable from all regions.
4820 (reachable_handlers): New function to retrieve the list of handlers
4821 reachable from a specific region and insn.
4822 (free_eh_nesting_info): New function to dispose of a list of
4825 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4827 * flow.c (split_edge): Set JUMP_LABEL field.
4828 (commit_one_edge_insertion): Set head correctly for insert_before.
4829 When inserting insns, update insn block numbers if allocated.
4831 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4833 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
4834 retry_incomplete_types): Add static prototype.
4835 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
4836 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
4837 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
4838 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
4839 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
4842 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
4843 dwarf2out_start_source_file, dwarf2out_line): Likewise.
4845 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4847 * output.h (assemble_name): Constify a char*.
4849 * varasm.c (UNIQUE_SECTION, assemble_start_function,
4850 assemble_variable, assemble_name): Likewise.
4852 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
4854 * arm/pe.c (arm_pe_unique_section): Likewise.
4856 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
4858 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
4860 * i386/interix.c (i386_pe_unique_section): Likewise.
4862 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4864 * i386/winnt.c (i386_pe_unique_section): Likewise.
4866 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
4868 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
4870 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
4872 * pa/pa.c (output_call): Likewise.
4874 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
4876 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
4878 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
4881 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
4884 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4886 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
4887 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
4889 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
4891 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4893 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
4895 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4897 * tree.h (lang_identify): Constify a char*.
4898 (print_error_function): Add extern prototype. Constify a char*.
4900 * c-lang.c (lang_identify): Constify a char*.
4902 * objc/objc-act.c (lang_identify): Constify a char*.
4904 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4906 * genpeep.c (main): Make generated file include "function.h".
4907 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
4909 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4911 * Makefile.in: Update dependencies.
4912 * alias.c: Include "function.h"
4913 * c-decl.c: Likewise.
4914 * caller-save.c: Likewise.
4915 * calls.c: Likewise.
4916 * combine.c: Likewise.
4918 * explow.c: Likewise.
4919 * final.c: Likewise.
4920 * global.c: Likewise.
4921 * graph.c: Likewise.
4922 * local-alloc.c: Likewise.
4924 * optabs.c: Likewise.
4925 * profile.c: Likewise.
4926 * recog.c: Likewise.
4927 * regclass.c: Likewise.
4928 * regmove.c: Likewise.
4929 * reload.c: Likewise.
4930 * reorg.c: Likewise.
4931 * resource.c: Likewise.
4932 * sched.c: Likewise.
4933 * stupid.c: Likewise.
4934 * config/1750a/1750a.c: Likewise.
4935 * config/a29k/a29k.c: Likewise.
4936 * config/arc/arc.c: Likewise.
4937 * config/arm/arm.c: Likewise.
4938 * config/arm/thumb.c: Likewise.
4939 * config/c4x/c4x.c: Likewise.
4940 * config/clipper/clipper.c: Likewise.
4941 * config/convex/convex.c: Likewise.
4942 * config/fx80/fx80.c: Likewise.
4943 * config/i860/i860.c: Likewise.
4944 * config/m68k/m68k.c: Likewise.
4945 * config/m88k/m88k.c: Likewise.
4946 * config/mips/mips.c: Likewise.
4947 * config/pdp11/pdp11.c: Likewise.
4948 * config/pyr/pyr.c: Likewise.
4949 * config/romp/romp.c: Likewise.
4950 * config/sh/sh.c: Likewise.
4951 * config/tahoe/tahoe.c: Likewise.
4952 * config/vax/vax.c: Likewise.
4953 * config/we32k/we32k.c: Likewise.
4954 * config/sparc/sparc.c: Include "function.h".
4955 (mem_min_alignment): Test current_function rather than
4956 regno_pointer_align.
4957 * config/pa/pa.c: Likewise.
4958 (compute_frame_size): Delete declaration of
4959 current_function_outgoing_args_size.
4960 * config/arc/arc.h (current_function_varargs): Delete declaration.
4961 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
4963 * config/i370/i370.h (current_function_outgoing_args_size): Delete
4965 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
4966 current_function_uses_pic_offset_table.
4967 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
4968 of current_function_returns_pointer.
4969 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4970 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4971 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4972 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4973 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4974 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4975 * config/m88k/m88k.c: Include "function.h"
4976 (call_used_regs, current_function_pretend_args_size,
4977 current_function_outgoing_args_size, frame_pointer_needed): Delete
4979 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
4981 * config/mips/mips.h (current_function_calls_alloca): Delete
4983 * config/mn10200/mn10200.h (current_function_needs_context,
4984 rtx_equal_function_value_matters): Delete declarations.
4985 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
4986 flag_pic): Delete declarations.
4987 * config/pa/pa.h (current_function_pretend_args_size,
4988 current_function_decl): Delete declarations.
4989 * config/pa/som.h (current_function_varargs): Delete declaration.
4990 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
4992 * config/pyr/pyr.h (current_function_pretend_args_size,
4993 current_function_args_size, current_function_calls_alloca): Delete
4995 * config/sh/sh.h (current_function_varargs): Delete declaration.
4996 * config/sparc/sparc.h (current_function_outgoing_args_size,
4997 current_function_calls_alloca, current_function_decl): Delete
4999 * config/spur/spur.h (current_function_pretend_args_size,
5000 current_function_calls_alloca): Delete declarations.
5001 * config/v850/v850.c (current_function_outgoing_args_size): Delete
5003 * config/vax/vms.h (current_function_name): Delete declaration.
5004 * gcse.c: Include "function.h".
5005 (current_function_name, current_function_calls_setjmp): Delete
5007 * haifa-sched.c: Include "function.h".
5008 (forced_labels): Delete declaration.
5010 * reg-stack.c: Likewise.
5011 * reload1.c: Likewise.
5012 * genemit.c (main): Make generated file include function.h.
5013 * genoutput.c (output_prologue): Likewise.
5015 * builtins.c (saveregs_value, apply_args_value): Delete variables.
5016 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
5017 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
5018 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
5019 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
5020 macros for some of them.
5021 (emit_filename, emit_lineno): Delete declarations.
5022 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
5023 regno_pointer_* variables through current_function.
5024 (gen_inline_header_rtx): Delete function.
5025 (save_emit_status): Delete function.
5026 (set_new_last_label_num): New function.
5027 (clear_emit_caches): New function.
5028 (restore_emit_status): Just clear last_labelnum and call
5030 (get_last_insn_anywhere): Variable sequence_stack is now accessed
5031 through macro seq_stack.
5032 (add_insn_after): Likewise.
5033 (add_insn_before): Likewise.
5034 (remove_insn): Likewise.
5035 (pop_topmost_sequence): Likewise.
5036 (in_sequence_p): Likewise.
5037 (start_sequence_for_rtl_expr): Likewise.
5038 (start_sequence): Likewise, and likewise for
5039 sequence_rtl_expr/seq_rtl_expr.
5040 (push_topmost_sequence): Likewise.
5041 (end_sequence): Likewise.
5042 (init_virtual_regs): Now takes a "struct emit_status *" argument.
5043 All callers changed. Store into that pointer instead of globals.
5044 (init_emit): Allocate emit elt of current_function.
5045 Changes for sequence_rtl_expr/sequence_stack renaming.
5046 Call clear_emit_caches instead of doing it in-line.
5047 Access regno_pointer_* variables through current_function.
5048 (init_emit_once) Don't clear sequence_stack.
5050 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
5052 (arg_pointer_save_area): Delete declaration.
5053 (finish_expr_for_function): Renamed from init_queue; no longer static.
5054 (init_expr): Don't call init_queue.
5055 (save_expr_status, restore_expr_status): Delete functions.
5056 (expand_expr): Changes to reflect new layout of struct function.
5057 Don't access current_function_check_memory_usage when current_function
5059 * expr.h (forced_labels, save_expr_regs, saveregs_value,
5060 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
5061 current_function_outgoing_args_size, current_function_arg_offset_rtx,
5062 current_function_uses_const_pool, function_call_count,
5063 current_function_uses_pic_offset_table, nonlocal_labels,
5064 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
5065 current_function_check_memory_usage, nonlocal_goto_handler_slots,
5066 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
5068 (finish_expr_for_function): Declare.
5069 * flags.h (current_function_has_nonlocal_label,
5070 current_function_has_nonlocal_goto, current_function_is_thunk,
5071 current_function_has_computed_jump): Delete declarations.
5072 * flow.c (forced_labels): Delete declaration.
5073 * function.c (current_function_pops_args,
5074 current_function_returns_struct, current_function_returns_pcc_struct,
5075 current_function_needs_context, current_function_calls_setjmp,
5076 current_function_calls_longjmp, current_function_has_nonlocal_label,
5077 current_function_has_nonlocal_goto, current_function_is_thunk,
5078 current_function_has_computed_jump, current_function_calls_alloca,
5079 current_function_contains_functions, current_function_returns_pointer,
5080 current_function_epilogue_delay_list, current_function_args_size,
5081 current_function_pretend_args_size, current_function_arg_offset_rtx,
5082 current_function_outgoing_args_size, current_function_varargs,
5083 current_function_stdarg, current_function_args_info, cleanup_label,
5084 current_function_name, current_function_uses_const_pool,
5085 current_function_instrument_entry_exit, current_function_return_rtx,
5086 current_function_uses_pic_offset_table, nonlocal_labels,
5087 current_function_internal_arg_pointer, current_function_cannot_inline,
5088 current_function_check_memory_usage, function_call_count,
5089 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
5090 nonlocal_goto_stack_level, return_label, save_expr_regs,
5091 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
5092 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
5093 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
5094 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
5095 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
5097 (push_function_context_to): Don't save them. Don't call
5098 save_storage_status, save_emit_status or save_expr_status.
5099 (pop_function_context_from): Don't restore them. Don't call
5100 restore_storage_status or restore_expr_status.
5101 (get_func_frame_size): New function.
5102 (get_frame_size): Use it.
5103 (assign_outer_stack_local): Reflect some member name changes in struct
5105 (put_reg_into_stack): Likewise.
5106 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
5108 (fixup_var_refs): Likewise.
5109 (fix_lexical_addr): Likewise.
5110 (trampoline_address): Likewise.
5111 (prepare_function_start): Clear field inlinable of current_function.
5112 (init_function_for_compilation): New function.
5113 (expand_dummy_function_end): New function.
5114 (expand_function_end): Call finish_expr_for_function.
5115 * function.h (struct emit_status): New; fields moved here from struct
5116 function and from global variables. Add accessor macros for some of
5118 (struct expr_status): Likewise.
5119 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
5120 (struct function): Add fields expr and emit, inlinable, inl_emit,
5121 original_arg_vector, original_decl_initial, inl_last_parm_insn,
5122 inl_max_label_num. Add many comments.
5123 Add accessor macros for all elts of struct function that no longer
5124 have a global variable.
5125 (cleanup_label, return_label, frame_offset, tail_recursion_label,
5126 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
5127 stack_slot_list): Delete declarations.
5128 (get_func_frame_size): Declare.
5129 (save_expr_status, restore_expr_status, save_emit_status,
5130 save_storage_status, restore_storage_status): Delete declarations.
5131 (init_virtual_regs): Declare.
5132 * output.h (current_function_pops_args,
5133 current_function_returns_struct, current_function_returns_pcc_struct,
5134 current_function_needs_context, current_function_calls_setjmp,
5135 current_function_calls_longjmp, current_function_calls_alloca,
5136 current_function_has_nonlocal_label, current_function_varargs,
5137 current_function_has_computed_jump, current_function_returns_pointer,
5138 current_function_contains_functions, current_function_args_size,
5139 current_function_pretend_args_size, current_function_stdarg,
5140 current_function_outgoing_args_size, current_function_args_info,
5141 current_function_name, current_function_return_rtx,
5142 current_function_epilogue_delay_list,
5143 current_function_uses_const_pool, current_function_cannot_inline):
5144 Delete declarations.
5145 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
5146 regno_reg_rtx): Delete declaration.
5147 (REGNO_POINTER_FLAG): Delete macro.
5148 * stmt.c (expand_goto): Changes to reflect that some fields in struct
5149 function were renamed.
5150 * stor-layout.c (save_storage_status, restore_storage_status): Delete
5152 * toplev.c: Include "function.h".
5153 (current_function_decl): Delete declaration.
5154 (compile_file): Call init_dummy_function_start and
5155 expand_dummy_function_end around some initializations that need to
5157 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
5158 Call init_function_for_compilation.
5159 * unroll.c: Include "function.h"
5160 (unroll_loop): Access regno_pointer_* variables through
5163 * tree.h (struct tree_decl): Add elt f to saved_insns member.
5164 (DECL_SAVED_INSNS): use it.
5165 (expand_dummy_function_end): Declare.
5166 (init_function_for_compilation): Declare.
5167 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
5168 that it's no longer an INLINE_HEADER.
5169 (expand_call): Likewise.
5170 * integrate.c (finish_inline): Delete function.
5171 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
5172 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
5173 args. Don't generate an INLINE_HEADER rtx, just return the arg
5174 vector. All callers changed.
5175 (save_for_inline_copying): Create a duplicate struct emit_status to
5176 hold the emit state for compiling the current function. Use this and
5177 the other new fields in struct function that are for integration
5178 instead of an INLINE_HEADER.
5179 Use memcpy instead of bcopy.
5180 Store the current struct function in DECL_SAVED_INSNS of fndecl.
5181 (save_for_inline_nocopy): Similar changes, except no new emit_status
5183 (expand_inline_function): Get information from function structure,
5184 not from an inline header rtx.
5185 (output_inline_function): Lose code to extract the necessary
5186 information from an inline header; simply put back the function
5187 structure into current_function. Clear its inlinable elt.
5188 * rtl.def (INLINE_HEADER): Delete.
5189 * rtl.h: Delete all accessors for an INLINE_HEADER.
5190 (gen_inline_header_rtx): Delete declaration.
5191 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
5192 Delete declarations.
5193 (REGNO_POINTER_ALIGN): Delete.
5194 (clear_emit_caches): Declare.
5195 (set_new_last_label_num): Declare.
5197 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
5199 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
5201 * except.c (expand_eh_region_start_for_decl): Always start a new block.
5202 * stmt.c (is_eh_region): Make sure current_function is present, too.
5204 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
5206 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
5207 for 64bit PA targets.
5209 * pa.h (SELECT_SECTION): Define.
5210 * som.h (SELECT_SECTION): Delete.
5212 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5214 * alias.c (init_alias_analysis): Wrap call to
5215 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
5217 1999-08-07 Bruce Korb <autogen@linuxbox.com>
5219 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
5220 <sys/asm.h> contains an asm comment with an apostrophe
5221 * fixinc/inclhack.sh: regen
5222 * fixinc/fixincl.x: regen
5224 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
5226 * function.c (init_function_start): Clear prologue & epilogue.
5227 (prologue_epilogue_contains): New function.
5228 * alias.c (init_alias_analysis): Use it.
5229 * rtl.h (prologue_epilogue_contains): Declare it.
5231 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
5233 * jump.c (onlyjump_p): New function.
5234 * rtl.h: Declare it.
5235 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
5236 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
5238 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
5240 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
5241 to invert loops. Simplify block scanning.
5243 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5245 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
5246 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
5248 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
5250 * config/sparc/liteelf.h: New file to support sparclite-elf target
5251 * config/sparc/t-sp86x: New file to support sparc86x targets
5252 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
5253 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
5254 * configure.in: Support above target triplets
5255 * configure: Regenerated
5257 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
5259 * fixinc/server.c (server_setup): Do not prefix function used as
5262 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
5264 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
5265 Remove fp reg alternatives.
5267 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
5269 * Makefile.in (TAROUTOPTS): Kill.
5270 (install-headers-tar): Use "xpf" for tar headerfile extraction
5271 * i370/x-oe (TAROUTOPTS): Delete.
5272 * m68k/x-apollo68 (TAROUTOPTS): Delete.
5273 * m68k/x-hp320 (TAROUTOPTS): Delete.
5274 * m68k/x-hp320g (TAROUTOPTS): Delete.
5275 * gcc.texi: Update bug reporting text.
5277 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5279 * reg-stack.c (change_stack) Fixed problem with negative array index.
5281 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
5283 * extend.texi, install.texi: Fix spelling mistakes.
5285 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
5286 (s-attrtab); No longer try to use pre-made insn-attrtab file.
5287 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
5289 * mips/t-ecoff: Likewise.
5290 * mips/t-elf: Likewise.
5291 * mips/t-mips: Likewise.
5292 * mips/t-osfrose: Likewise.
5293 * mips/t-r3900: Likewise.
5294 * mips/t-svr3: Likewise.
5295 * mips/t-svr4: Likewise.
5296 * mips/t-ultrix: Likewise.
5298 * gcc.texi: Document recommend means to provide software floating
5299 point libraries in libgcc.a
5301 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
5303 * c-lex.c (yylex): We can have a number with no digits.
5305 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
5307 * jump.c (delete_prior_computation): New function, broken
5308 out of delete_computation. Check for side effects with
5309 side_effects_p instead of FIND_REG_INC_NOTE. Handle
5310 multi-word hard registers.
5311 (delete_computation): Use it. Check for side effects with
5312 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
5313 missing REG_DEAD note for a register which is both set and
5316 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
5318 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
5319 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
5320 (ASM_FILE_START): Import _mcount with the right type.
5321 (ASM_DECLARE_FUNCTION_NAME): Define.
5322 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5323 * pa.c (output_function_prologue): Always emit the function's label
5325 * pa.h (TEXT_SPACE_P): Define.
5326 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5327 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
5328 * som.h (TEXT_SPACE_P): Delete.
5329 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5330 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
5332 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
5334 * expr.c (emit_group_load): Allow src to be a CONCAT.
5336 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5338 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
5339 (___mulsi3): Use '!' comment character.
5341 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5343 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
5345 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
5347 * gcc.c: Update URLs and mail addresses.
5348 * gcc.texi: Likewise.
5350 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
5352 * rs6000.c (current_file_function_operand): Return zero for
5354 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
5356 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
5359 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
5361 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
5362 allocate space in the stack frame for the PIC register.
5364 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
5366 * m68k.md (xordi3, anddi3): These patterns are not available on
5369 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
5371 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
5372 (PUT_REAL): Likewise.
5374 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5376 * final.c (shorten_branches): Don't add an alignment for loops
5377 that have no label inside.
5379 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5381 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
5382 prototypes in macro HAVE_cmpstrsi.
5384 * cpplib.c (cpp_get_token): Remove unused label `op3'.
5386 * emit-rtl.c (operand_subword): Remove unused variable
5389 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
5391 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
5393 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
5395 * cpphash.c (macroexpand): Delete leading whitespace when arg
5396 is concatenated before.
5397 (unsafe_chars): Correct test for whether + and - can extend a
5400 * cppinit.c (cpp_start_read): Do dependencies for
5401 -include/-imacros files also.
5403 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
5404 tokenizing non-directive lines.
5405 (cpp_expand_to_buffer): Temporarily disable no-output mode.
5406 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
5409 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5411 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
5413 * c-lex.c: Sync with C++ frontend.
5414 (linemode): New variable.
5415 (parse_float): imag, conversion_errno, and type are output only.
5416 (yylex): Adjust. Move initial '.' case into main switch.
5418 (handle_generic_pragma): Just deal with tokens.
5419 (readescape): Use ISXDIGIT and ISGRAPH.
5420 * c-parse.in: Add END_OF_LINE token.
5422 * c-lex.c (lang_init): Generalize.
5423 (nextchar): Remove. Replace uses with UNGETC.
5424 (skip_white_space): Handle linemode here. Optimize for cpplib.
5425 (skip_white_space_on_line): Remove.
5426 (extend_token_buffer_to): New fn.
5427 (extend_token_buffer): Use it.
5428 (read_line_number, check_newline): Just deal with tokens.
5429 (token_getch, token_put_back): New fns.
5430 (yylex): Use them. More cpplib optimizations. Simplify.
5432 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5433 Jason Merrill <jason@yorick.cygnus.com>
5435 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
5436 (consume_string): Make this smart about USE_CPPLIB.
5437 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
5438 (yylex): Rewrite to be intelligent about USE_CPPLIB.
5439 Also, clean up cases where we redundantly set token_buffer[0].
5440 (read_line_number): New fn.
5441 (ignore_escape_flag): New variable.
5443 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
5445 * a29k/t-a29kbare: Fix some comments.
5446 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
5447 (FPBIT, DPBIT): Define.
5448 * a29k/t-vx29k: Likewise.
5449 * arc/t-arc: Likewise.
5450 * arm/t-arm-elf: Likewise.
5451 * arm/t-bare: Likewise.
5452 * arm/t-pe: Likewise.
5453 * arm/t-pe-thumb: Likewise.
5454 * arm/t-semi: Likewise.
5455 * arm/t-thumb: Likewise.
5456 * arm/t-thumb-elf: Likewise.
5457 * arm/t-thumb-linux: Likewise.
5458 * h8300/t-h8300: Likewise.
5459 * i960/t-i960: Likewise.
5460 * i960/t-vxworks960: Likewise.
5461 * m32r/t-m32r: Likewise.
5462 * mips/t-ecoff: Likewise.
5463 * mips/t-elf: Likewise.
5464 * mips/t-r3900: Likewise.
5465 * pa/t-pro: Likewise.
5466 * rs6000/t-aix43: Likewise.
5467 * rs6000/t-beos: Likewise.
5468 * rs6000/t-newas: Likewise.
5469 * rs6000/t-ppccomm: Likewise.
5470 * rs6000/t-rs6000: Likewise.
5471 * rs6000/t-winnt: Likewise.
5472 * rs6000/t-xnewas: Likewise.
5473 * rs6000/t-xrs6000: Likewise.
5474 * sh/t-sh: Likewise.
5475 * sparc/t-elf: Likewise.
5476 * sparc/t-sparcbare: Likewise.
5477 * sparc/t-sparclite: Likewise.
5478 * sparc/t-splet: Likewise.
5479 * v850/t-v850: Likewise.
5480 * mn10200/t-mn10200: Fix comments.
5481 * mn10300/t-mn10300: Likewise.
5483 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
5484 dummy operand. Allocate a new pseudo for the dummy operand.
5485 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
5487 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
5489 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
5491 * configure: Rebuilt.
5492 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
5494 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
5496 * recog.c (preproces_constraints): Zero recog_op_alt before
5497 processing the constraints.
5499 * arm.c (typedef minipool_node): Renamed from pool_node.
5500 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
5501 (add_minipool_constant): New function.
5502 (dump_minipool): New function.
5503 (find_barrier): Remove special case for getting the insn size of
5504 an insn that references the constant pool.
5505 (minipool_fixup): New structure.
5506 (push_minipool_barrier): New function.
5507 (push_minipool_fix): New function.
5508 (note_invalid_constants): New function.
5509 (add_pool_constant, dump_table, fixit, broken_move): Delete.
5510 (arm_reorg): Rewrite code to fix up the constant pool into a
5511 series of mini-pools embedded in the insn stream.
5512 (arm_output_epilogue): New function, made mainly from the body
5513 of output_func_epilogue.
5514 (output_func_epilogue): Move insn generation part of epilogue code
5515 to arm_output_epilogue.
5516 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
5517 * arm.md (pool_range): New attribute.
5518 (zero_extendqidi2): Add attribute pool_range.
5519 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
5520 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
5521 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
5522 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
5523 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
5524 (epilogue): New expand.
5525 (epilogue_insn): New insn. Call arm_output_epilogue.
5527 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
5528 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
5530 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5532 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5534 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
5536 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
5538 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
5540 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
5542 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
5544 * global.c: Fix comment.
5546 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
5548 * gcc.c (access_check): New static function.
5549 (find_a_file): Use it when searching a directory list.
5550 * collect2.c (find_a_file): Don't accept directories found when
5551 searching a directory list.
5553 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
5555 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
5556 function parameters with `&'.
5557 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
5559 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
5561 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
5562 or tidy_fallthru_edge if the last insn in the block is not
5563 an unconditional jump or a simple conditional jump.
5565 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5567 * Makefile.in (c-decl.o): Depends on defaults.h.
5569 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
5571 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
5573 (CLASS_MAX_NREGS): Likewise.
5575 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
5577 * cse.c (cse_insn): Fix dumb thinko in last change.
5579 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5581 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
5584 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
5586 * dwarf2out.c (add_location_or_const_value_attribute): Correct
5587 test for sizes of passed and declared parameter types.
5589 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5591 * fixincludes: Fix the return type of bsearch, char* -> void*.
5593 * fixinc/inclhack.def: Likewise.
5595 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
5597 * invoke.texi (-fdump-translation-unit): New option.
5599 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
5601 * expr.h (PROMOTE_PROTOTYPES): Move ...
5602 * defaults.h: ... to here.
5603 * c-decl.c: Include defaults.h instead of expr.h.
5604 * c-typeck.c: Include defaults.h.
5606 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
5608 * toplev.h (errorcount): Declare.
5609 (warningcount): Likewise.
5610 (sorrycount): Likewise.
5611 * c-lex.c (errorcount): Don't declare.
5612 * dwarf2out.c (errorcount): Don't declare.
5614 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
5616 * config/libgloss.h: Add a note discouraging use with ELF.
5617 * configure.in: Don't use libgloss.h for ELF targets.
5618 Always use_collect2 on a.out targets.
5620 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
5622 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
5623 (force_to_mode, case ASHIFTRT): Add shiftrt label.
5625 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5627 * loop.c (strength_reduce): When doing biv->giv conversion, update
5628 reg note of NEXT->insn.
5630 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5632 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
5634 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5636 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
5637 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
5638 Ensure expr.h is included.
5639 * c-typecheck.c (convert_arguments): Ditto.
5641 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
5643 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
5644 * config/convex/convex.h: Ditto.
5645 * config/dsp16xx/dsp16xx.h: Ditto.
5646 * config/fx80/fx80.h: Ditto.
5647 * config/gmicro/gmicro.h: Ditto.
5648 * config/i370/i370.h: Ditto.
5649 * config/i386/i386.h: Ditto.
5650 * config/m32r/m32r.h: Ditto.
5651 * config/m68k/m68k.h: Ditto.
5652 * config/m88k/m88k.h: Ditto.
5653 * config/mips/mips.h: Ditto.
5654 * config/pa/pa.h: Ditto.
5655 * config/pyr/pyr.h: Ditto.
5656 * config/tahoe/tahoe.h: Ditto.
5657 * config/we32k/we32k.h: Ditto.
5659 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
5662 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
5664 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
5667 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
5669 1999-08-02 Richard Henderson <rth@cygnus.com>
5671 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
5672 for the register spill block.
5674 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
5675 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
5677 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
5678 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
5679 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
5681 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5683 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
5684 MAX_WCHAR_TYPE defined in sparc.h.
5685 * config/sparc/linuxaout.h: Likewise.
5686 * config/sparc/linux64.h: Likewise.
5687 Also default to -mvis if CPU is UltraSPARC.
5689 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5691 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
5692 (RTX_OK_FOR_OLO10): Likewise.
5693 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
5694 %lo(), allow it in addresses...
5695 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
5696 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
5697 does not make sense.
5698 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
5699 (sparc_output_scratch_registers): New function.
5700 (output_function_prologue, sparc_flat_output_function_prologue): Use
5702 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
5704 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
5705 * configure.in: Add check for .register pseudo-op support in as and
5706 check for offsetable %lo().
5707 * acconfig.h: Add templates for the above checks.
5708 * configure: Regenerate.
5710 1999-08-02 Richard Henderson <rth@cygnus.com>
5712 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
5713 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
5714 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
5716 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5718 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5721 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5723 * config/float-sparc.h: New file.
5724 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
5725 sparc-*-linux-gnu and sparc64-*-linux*.
5727 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5729 * rs6000.c (rs6000_va_list): Type is an array.
5730 (rs6000_va_start): Don't doubly adjust for varargs.
5731 (rs6000_va_arg): Evaluate long long GPR adjustment.
5733 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
5735 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
5736 -maix64 and -maix32.
5737 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
5738 LINK_SPEC): Change appropriately.
5739 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
5740 (u_short_cint_operand): Likewise.
5741 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
5743 * rs6000/t-aix43 (MULTILIB): Change to -m64.
5745 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
5747 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
5749 * rs6000/rs6000.c (num_insns_constant_wide): Correct
5751 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
5752 (non_add_cint_operand): Likewise.
5753 (logical_operand): Likewise.
5754 (non_logical_cint_operand): Likewise.
5755 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
5756 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
5757 (rs6000_select_rtx_section): Suppress warning.
5758 (small_data_operand): Suppress warning.
5759 (rs6000_got_register): Suppress warning.
5760 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
5761 type, so `J' is generally the wrong constraint for a SImode value;
5763 (andsi3_internal2): Likewise.
5764 (andsi3_internal3): Likewise.
5765 (iorsi3_internal1): Likewise.
5766 (xorsi3_internal1): Likewise.
5768 (movsf_softfloat): Likewise.
5769 (scc insns): Likewise.
5770 (movsi+2): Preserve sign bits of SImode constant.
5771 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
5772 (movdf+1): Sign-extend properly.
5773 (movdi_32+1): Sign-extend properly.
5774 (scc insns): Sign-extend properly.
5776 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
5779 1999-08-02 Richard Henderson <rth@cygnus.com>
5781 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
5783 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
5784 * alpha.md (all fp insns): Likewise.
5786 1999-08-02 Nick Clifton <nickc@cygnus.com>
5788 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
5791 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
5793 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
5794 pic_load_label generator directly.
5795 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
5796 No longer a named pattern.
5798 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
5800 * explow.c (force_reg): Call force_operand if X does not
5801 satisfy general_operand.
5803 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
5805 * fix-header.c (main): When testing for CONTINUED, use string
5806 equality, not pointer equality.
5808 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
5810 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
5812 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
5814 * cse.c (cse_insn): Fix loop which deletes insns after a jump
5815 that has become an unconditional jump.
5817 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
5818 (output_function_epilogue): Similarly.
5820 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5822 * tree.h (init_dummy_function_start): Declare.
5824 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5826 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
5827 last_expr_type, last_expr_value, block_start_count, block_stack,
5828 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
5829 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
5830 dynamically in stmt elt of struct function for each function.
5831 (struct nesting): Rename function_call_count elt to n_function_calls,
5832 target_temp_slot_level to block_target_temp_slot_level. All users
5834 (struct stmt_status): New structure definition.
5835 Add many accessor macros for stmt_status elements which previously
5836 were global variables.
5837 (init_stmt_for_function): Allocate stmt elt for current_function.
5838 Reflect that block_start_count was renamed to
5839 current_block_start_count.
5840 (save_stmt_status, restore_stmt_status): Delete functions.
5841 (preserve_subexpressions_p): Don't access loop_stack when outside
5843 (expand_start_bindings): Reflect that block_start_count was renamed to
5844 current_block_start_count.
5845 (expand_fixup): Likewise.
5846 (expand_decl): Don't access block_stack when outside a function.
5847 (expand_decl_cleanup): Likewise.
5848 (expand_dcc_cleanup): Likewise.
5849 (expand_dhc_cleanup): Likewise.
5850 (expand_anon_union_decl): Likewise.
5851 (set_file_and_line_for_stmt): New function.
5852 (in_control_zone_p): New function.
5854 * function.h (struct function): Add new elt stmt.
5855 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
5856 case_stack, nesting_stack, nesting_depth, block_start_count,
5857 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
5858 emit_lineno, goto_fixup_chain.
5859 (save_eh_status, restore_eh_status, save_stmt_status,
5860 restore_stmt_status): Delete declarations.
5861 * function.c (push_function_context_to): Don't call save_stmt_status.
5862 (pop_function_context_to): Don't call restore_stmt_status.
5863 * tree.h (in_control_zone_p): Declare.
5864 * rtl.h (set_file_and_line_for_stmt): Declare.
5866 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
5867 call set_file_and_line_for_stmt.
5869 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
5871 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
5872 Also update copyright.
5874 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5876 * c-pragma.c: Don't include "except.h".
5877 * emit-rtl.c: Likewise.
5878 * stor-layout.c: Likewise.
5880 * varasm.c: Likewise.
5882 * flow.c: Include "function.h".
5883 * tree.h (init_dummy_function_start): Declare new function.
5885 * except.h (struct eh_status): New structure.
5886 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
5888 (eh_return_stub_label, ehstack, catchstack, ehqueue,
5889 catch_clauses, false_label_stack, caught_return_label_stack,
5890 protect_list, current_function_ehc): Add accessor macros for the
5891 corresponding fields in current_function->eh; delete declarations
5892 for all items that used to be declared here.
5893 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
5894 catch_clauses, false_label_stack, caught_return_label_stack,
5895 protect_list, current_function_ehc): Delete variables.
5896 (init_eh_for_function): Allocate current_function->eh.
5897 (save_eh_status, restore_eh_status): Delete functions.
5899 * function.h (struct function): Add fields next_global and eh.
5900 Delete all exception handling related fields.
5901 * function.c (current_function): New variable.
5902 (all_functions): New variable.
5903 (push_function_context_to): Don't allocate a struct function,
5904 use current_function instead. Call init_dummy_function_start when
5905 outside a function. Clear current_function before returning.
5906 (pop_function_context_from): Restore current_function.
5907 Don't free the restored struct function.
5908 (prepare_function_start): New function.
5909 (init_dummy_function_start): New function.
5910 (init_function_start): Break out some code into prepare_function_start
5913 * stmt.c (save_stmt_status): Don't call save_eh_status.
5914 (restore_stmt_status): Don't call restore_eh_status.
5916 * Makefile.in: Update dependencies.
5918 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
5920 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
5921 of depending on a magic constant value. Update comments.
5922 (hppa_expand_prologue): Similarly.
5924 * pa.md (reload_indi, reload_outdi): Allow any register for the
5925 original reload register.
5927 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
5929 * cccp.c (print_help): Change marcos to macros.
5931 1999-07-30 Richard Henderson <rth@cygnus.com>
5933 * c-typeck.c (initializer_constant_valid_p): Move ...
5934 * c-common.c (initializer_constant_valid_p): ... here. Use
5935 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
5937 * c-common.h (initializer_constant_valid_p): Declare.
5938 * c-tree.h (initializer_constant_valid_p): Remove.
5940 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
5942 * config/i386/sol2-c1.asm: Align the stack.
5943 * config/i386/sol2-gc1.asm: Likewise.
5945 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
5947 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
5948 -Asparclite for sparc86x.
5949 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
5951 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
5953 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
5955 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
5956 the user if using the non-default arch size in BI_ARCH configuration.
5957 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
5959 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
5960 Fix patterns so that they actually match.
5961 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
5962 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
5963 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
5965 (mulsidi3): Reflect this in the expand.
5966 (smulsi3_highpart): Only on TARGET_ARCH32.
5967 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
5968 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
5969 (umulsidi3): Reflect this in the expand.
5970 (umulsi3_highpart): Only on TARGET_ARCH32.
5971 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
5972 don't require g0 to be zero.
5973 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
5974 ({,u}divsi3): New expands.
5975 ({,u}divsi3_sp64): New patterns.
5976 (after lshrdi3_v8plus): Four new patterns to help combiner
5977 optimizing nested mixed mode shifts.
5979 * config/sparc/sparc.c (sparc_override_options): Use deprecated
5980 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
5981 speed things up. Don't use them by default on plain v9 in 64bit
5982 mode, according to what SPAMv9 sais.
5984 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
5985 top 32 bits of %[og][0-7] in signal handlers.
5986 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
5988 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
5990 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
5991 (ashlsi3): Corresponding changes.
5993 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
5995 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
5997 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
5999 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6001 * arm.h (Hint): Delete macro.
6002 Substitute HOST_WIDE_INT for Hint in some prototypes.
6003 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
6005 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
6007 * builtins.c (expand_builtin_setjmp): Use force_operand to
6008 make sure that the buffer address is in a suitable form to be
6009 passed to force_reg.
6011 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
6013 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
6016 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
6018 * pa.md (indirect_jump): Remove mode from match_operand. Verify
6019 proper mode in the condition string.
6020 (icacheflush, dcacheflush): Remove modes from match_operands.
6022 * pa.c (emit_move_sequence): Always convert scratch_reg to the
6023 proper mode before using it.
6025 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
6028 * pa.c (store_reg): Do not call add_high_const generator directly.
6029 (load_reg, set_reg_plus_d): Likewise.
6030 * pa.md (add_high_const): No longer a named pattern.
6032 * pa.c (legitimize_address): Consistently use Pmode rather than
6033 SImode. Do not call gen_pic2_highpart directly anymore.
6034 * pa.md (pic2_highpart): No longer a named pattern.
6035 (pic2_lo_sum): Similarly. Reformat to make more readable.
6037 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
6042 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6044 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
6046 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
6048 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
6049 and tag the spill mems.
6050 (hppa_va_start): New.
6052 * pa.h (EXPAND_BUILTIN_VA_START): New.
6053 (EXPAND_BUILTIN_VA_ARG): New.
6055 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
6057 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
6058 and tag the spill mems.
6059 (mn10300_va_start): New.
6060 (mn10300_va_arg): New.
6061 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
6062 (EXPAND_BUILTIN_VA_ARG): New.
6064 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
6066 * mn10200.c (mn10200_va_arg): New.
6067 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
6069 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
6071 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
6072 rather than play with TREE_INT_CST_LOW.
6074 1999-07-27 Philip Blundell <pb@nexus.co.uk>
6076 * config/arm/telf.h: Include dbxelf.h.
6077 (CPP_PREDEFINES): Only define if not already defined.
6078 (ASM_IDENTIFY_GCC): Likewise.
6079 (SUBTARGET_EXTRA_SECTIONS): Likewise.
6080 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
6081 * config/arm/thumb.h (LINK_SPEC): Only define if not already
6083 (DBX_DEBUGGING_INFO): Don't define.
6084 * config/arm/linux-telf.h: New file.
6085 * config/arm/linux-tgas.h: New file.
6086 * config/arm/t-thumb-linux: New file.
6087 * config/arm/uclinux-elf.h: New file.
6088 * config/arm/uclinux-telf.h: New file.
6089 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
6090 thumb-*-uclinux): New targets.
6091 * configure: Regenerate.
6093 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
6095 * pa.md (post_store, pre_load): New expanders.
6096 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
6097 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
6098 need to directly generate RTL for them.
6099 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
6102 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
6104 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
6105 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
6106 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
6107 (secndary_reload_class): Make TARGET_ELF conditional compile.
6108 (print_operand_address): Similar.
6109 (output_toc): Print all values as hex.
6110 (get_issue_rate): Rearrange and add RS64A and PPC630.
6111 * rs6000.h (processor_type): Add RS64A and PPC630.
6112 (PROCESSOR_POWERPC64): New.
6113 (PROMOTE_MODE): Use word_mode.
6114 (RTX_COSTS): Add RS64A and PPC630.
6115 * rs6000.md (scheduling information): Add lmul and ldiv
6116 representing 64-bit integer multiply and divide. Add rs64a and
6118 (ashldi3): Add support for "rldic" instruction.
6119 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
6121 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
6123 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
6124 instead of V8 for sparclite86x in cpu_table.
6126 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6128 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
6129 output_file_directive.
6131 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
6133 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
6134 tree for op1, not the rtl.
6136 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
6138 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
6139 to m88k_va_start, leaving only the register spill.
6140 (m88k_build_va_list): New.
6141 (m88k_va_start): New.
6143 * m88k.h (BUILD_VA_LIST_TYPE): New.
6144 (EXPAND_BUILTIN_VA_START): New.
6145 (EXPAND_BUILTIN_VA_ARG): New.
6147 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
6149 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
6150 Rename from expand_builtin_saveregs.
6151 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
6153 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
6155 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
6156 for the register spill block.
6157 (i960_build_va_list): New.
6158 (i960_va_start): New.
6160 * i960.h (BUILD_VA_LIST_TYPE): New.
6161 (EXPAND_BUILTIN_VA_START): New.
6162 (EXPAND_BUILTIN_VA_ARG): New.
6163 * i960.md (store_multiple): Use change_address on individul mems.
6165 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
6167 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
6169 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
6170 (expand_builtin_va_end): Evaluate arg for side effects.
6171 * c-common.c (c_common_nodes_and_builtins): Construct a
6172 va_list_arg_type_node to handle array decomposition to pointer.
6174 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
6176 * except.c (start_dynamic_cleanup): Use force_operand on the
6179 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
6181 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
6182 * c4x.c (c4x_va_arg): New.
6184 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
6186 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
6189 1999-07-26 Nathan Sidwell <nathan@acm.org>
6191 * eh-common.h (__eh_matcher): Prototype correctly.
6193 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
6195 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
6196 (TARGET_SINGLE_PIC_BASE): Likewise.
6197 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
6199 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
6200 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
6201 (TARGET_OPTIONS): Add -mpic-register=N.
6202 (OUTPUT_INT_ADDR_CONST): New macro.
6203 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
6204 LEGITIMATE_PIC_OPERAND_P): Likewise.
6205 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
6206 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
6207 output_addr_const directly.
6208 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
6210 (thumb_pic_register, thumb_pic_register_string): Declare.
6212 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
6214 (label_mentioned_p): New function: Imported from arm.c.
6215 (legitimize_pic_address): New function: Imported from arm.c.
6216 (is_pic):New function: Imported from arm.c.
6217 (thumb_finalize_pic):New function: Imported from arm.c.
6218 (add_constant): Cope with PIC constants.
6219 (fixit): Cope with PIC constants.
6220 (output_return): Do not treat the PIC register as live if
6221 TARGET_SINGLE_PIC_BASE is true.
6222 (thumb_function_prologue): Do not treat the PIC register as live if
6223 TARGET_SINGLE_PIC_BASE is true.
6224 (thumb_expand_prologue): Do not treat the PIC register as live if
6225 TARGET_SINGLE_PIC_BASE is true.
6226 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
6227 TARGET_SINGLE_PIC_BASE is true.
6228 (thumb_print_operand): Accept '|'.
6229 (thumb_override_options): Process PIC options.
6231 * config/arm/thumb.md (movsi): Support PIC.
6232 (call_insn): Change "i" constraint to "X".
6233 (call_value_insn): Likewise.
6234 (consttable_4, consttable_8, consttable_end): Set and clear
6235 "making_const_table" as appropriate.
6236 (pic_load_addr, pic_add_dot_plus_four): New insns.
6238 * invoke.texi (Thumb Options): Fix spelling. Document new
6239 options -msingle-pic-base and -mpic-register=.
6241 1999-07-26 Andrew Haley <aph@cygnus.com>
6243 * config/m32r/initfini.c (__init): Use a full word immediate for
6244 __fini: this allows it to be placed in any memory region.
6246 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
6247 -mmodel=medium. This is OK for all memory models.
6249 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
6251 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
6252 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
6254 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
6256 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
6259 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
6261 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
6263 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
6264 (BUILD_VA_LIST_TYPE): New.
6265 (EXPAND_BUILTIN_VA_START): New.
6266 (EXPAND_BUILTIN_VA_ARG): New.
6267 * i860.c (output_delayed_branch): Disable.
6268 (output_delay_insn): Likewise.
6269 (i860_saveregs): New.
6270 (i860_build_va_list): New.
6271 (i860_va_start): New.
6273 * i860.md: Disable all peepholes using output_delayed_branch.
6274 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
6276 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
6278 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
6279 (BUILD_VA_LIST_TYPE): New.
6280 (EXPAND_BUILTIN_VA_START): New.
6281 (EXPAND_BUILTIN_VA_ARG): New.
6282 * clipper.c (clipper_builtin_saveregs): Only dump registers.
6283 Return the address of the save area.
6284 (clipper_build_va_list): New.
6285 (clipper_va_start): New.
6286 (clipper_va_arg): New.
6288 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
6290 * arc.h (EXPAND_BUILTIN_VA_START): New.
6291 (EXPAND_BUILTIN_VA_ARG): New.
6292 * arc.c (arc_setup_incoming_varargs): Set alias set of
6294 (arc_va_start): New.
6297 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
6299 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
6300 (BUILD_VA_LIST_TYPE): New.
6301 (EXPAND_BUILTIN_VA_START): New.
6302 (EXPAND_BUILTIN_VA_ARG): New.
6303 * alpha.c (alpha_builtin_saveregs): Delete.
6304 (alpha_build_va_list): New.
6305 (alpha_va_start): New.
6306 (alpha_va_arg): New.
6308 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
6310 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
6312 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
6313 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
6315 * gcc.texi: More changes related to list conversion.
6316 * invoke.texi: Likewise.
6318 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
6320 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
6321 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
6322 (expand_builtin_next_arg): Accept ARGLIST not EXP.
6323 (stabilize_va_list): New function.
6324 (std_expand_builtin_va_start): New function.
6325 (expand_builtin_va_start): New function.
6326 (get_varargs_alias_set): New function.
6327 (std_expand_builtin_va_arg): New function.
6328 (expand_builtin_va_arg): New function.
6329 (expand_builtin_va_end): New function.
6330 (expand_builtin_va_copy): New function.
6331 (expand_builtin): Call them.
6332 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
6333 __builtin_{varargs_start,stdarg_start,end,copy}.
6334 (build_va_arg): New function.
6335 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
6336 (build_va_arg): Declare.
6337 * c-decl.c (ptr_type_node, va_list_type_node): New.
6338 * c-parse.gperf (__builtin_va_arg): New.
6339 * c-parse.in (VA_ARG): New token.
6340 (unary_expr): Recognize it.
6341 * expr.c (expand_expr): Expand VA_ARG_EXPR.
6342 * expr.h (std_expand_builtin_va_start): Declare.
6343 (std_expand_builtin_va_arg): Declare.
6344 (expand_builtin_va_arg): Declare.
6345 (get_varargs_alias_set): Declare.
6346 * tree.def (VA_ARG_EXPR): New.
6347 * tree.h (BUILT_IN_VARARGS_START): New.
6348 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
6349 (ptr_type_node, va_list_type_node): Declare.
6350 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
6351 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
6352 * m88k.h, m88k.c: Likewise.
6353 * mn10300.h, mn10300.c: Likewise.
6354 * pa.h, pa.c: Likewise.
6355 * rs6000.h, rs6000.c: Likewise.
6356 * sh.h, sh.c: Likewise.
6357 * sparc.h, sparc.c: Likewise.
6359 * emit-rtl.c (operand_subword): Copy alias set.
6360 (change_address): Likewise.
6362 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
6364 * pa.c (compute_frame_size): Scan all the used callee saved registers,
6365 not just the first one.
6367 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
6369 * config/arm/arm.h (TARGET_SWITCHES): Add
6370 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
6371 (TARGET_OPTIONS): Add -mpic-register=.
6372 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
6373 (arm_pic_register_string): Declare.
6374 (NEED_PLT_GOT): Delete, replace with ...
6375 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
6376 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
6377 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
6378 * config/arm/arm.c (arm_override_options): Add new option
6380 (arm_pic_register_string): New variable.
6381 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
6382 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
6383 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
6384 (output_return_instruction): Likewise.
6385 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
6386 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
6387 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
6389 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
6390 mention of -msched-prolog. Document new options -msingle-pic-base
6391 and -mpic-register=.
6393 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
6395 * haifa-sched.c (reemit_notes): Tidy.
6396 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
6399 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
6401 * explow.c (trunc_int_for_mode): New function.
6402 (plus_constant_wide): Use it.
6403 * combine.c (simplify_and_const_int): Likewise.
6404 (merge_outer_ops): Likewise.
6405 (simplify_shift_const): Likewise.
6406 * cse.c (simplify_unary_operation): Likewise.
6407 (simplify_binary_operation): Likewise.
6408 * emit-rtl.c (operand_subword): Likewise.
6409 * rtl.h: Declare it.
6411 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6413 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
6414 (use NUM_REGS instead of NUM_INTS).
6416 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6418 * builtins.c: New file.
6419 * expr.c (saveregs_value, apply_args_value): Delete definition,
6420 moved into builtins.c.
6421 (string_constant): No longer static.
6422 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
6423 apply_args_size, apply_result_size, result_vector,
6424 expand_builtin_apply_args, expand_builtin_apply,
6425 expand_builtin_return): Delete functions, moved into builtins.c.
6426 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
6427 * expr.h (saveregs_value, apply_args_value): Declare variables.
6428 (expand_builtin, string_constant): Declare functions.
6429 * Makefile.in: Update to build builtin.o.
6431 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
6433 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
6434 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
6435 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
6436 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
6438 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
6441 1999-07-21 Michael Meissner <meissner@cygnus.com>
6443 * print-rtl.c (print_rtx): Print the names of the virtual
6446 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
6448 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
6449 introduced in previous delta.
6451 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6453 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
6454 to avoid name clash.
6456 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6458 * c-lex.c (yylex) : Correct the test for overflow when lexing
6461 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
6463 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
6464 (adjust_priority): Always call ADJUST_PRIORITY.
6465 (schedule_insn): Only put insns into the ready at cost 0.
6466 (schedule_block): Remove redundant initial sort. Give clock_var
6467 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
6469 * tm.texi (MD_SCHED_REORDER): Update docs.
6471 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
6472 * sparc.c (ultra_reorder_called_this_block): Delete.
6473 (ultrasparc_sched_init): Don't set it.
6474 (ultrasparc_sched_reorder): Don't check it.
6476 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
6478 * rs6000.h (struct rs6000_args): Add sysv_gregno.
6479 * rs6000.c (init_cumulative_args): Init sysv_gregno.
6480 (function_arg_boundary): Align DFmode.
6481 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
6482 to get fp reg and stack overflow correct.
6483 (function_arg): Likewise.
6484 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
6485 (setup_incoming_varargs): Restructure for ABI_V4; use
6486 function_arg_advance to skip final named argument.
6487 (expand_builtin_saveregs): Properly unskip the last integer arg
6488 when doing varargs. Adjust overflow location calculation.
6490 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
6491 explicitly unsigned.
6492 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
6493 (__VA_GP_REGSAVE): Similarly.
6494 (__va_longlong_p): Delete.
6495 (__va_arg_type_violation): New declaration.
6496 (va_arg): Restructure. Flag promotion errors. Align double.
6497 TFmode passed by reference.
6499 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
6500 in the HOST_BITS_PER_WIDE_INT > 32 case.
6502 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
6504 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
6506 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
6508 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
6509 * toplev.c (documented_lang_options): Add -fpreprocessed.
6510 * cpplib.h (struct cpp_buffer): Add preprocessed.
6511 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
6512 (cpp_start_read): Don't expand macros or emit an initial #line
6513 directive if -fpreprocessed.
6515 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6517 * cpplib.h (struct cpp_buffer): Added manual_pop for
6518 better C++ tokenization.
6519 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
6520 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
6521 * c-common.c (cpp_token): Make non-static.
6523 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6525 * c-common.h: New file.
6526 * c-common.c (permanent_obstack): Delete unused declaration.
6527 (c_global_trees): New array.
6528 (c_common_nodes_and_builtins): New function; split off common code
6529 from init_decl_processing in both c-decl.c and cp/decl.c.
6530 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
6531 c_global_trees and accessor macros defined in c-common.h.
6533 * c-decl.c: Delete definitions for tree nodes that were replaced by
6535 (init_decl_processing): Build void_list_node.
6536 Call c_common_nodes_and_builtins; delete code to generate the common
6538 * objc/objc-act.c (build_module_descriptor): Rename variable
6539 void_list_node to avoid clash with c-common.h.
6541 * Makefile.in: Update dependencies.
6542 * objc/Make-lang.in: Likewise.
6544 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
6546 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
6547 (UNIQUE_SECTION_P): Likewise.
6548 (UNIQUE_SECTION): Likewise.
6550 1999-07-19 Linas Vepstas <linas@linas.org>
6552 * config/i370/README: New file.
6553 * config/i370/linux.h: New file.
6554 * config/i370/mvs.h: New file.
6555 * config/i370/oe.h: New file.
6556 * config/i370/t-linux: New file.
6557 * config/i370/t-mvs: New file.
6558 * config/i370/t-oe: New file.
6559 * config/i370/x-oe: New file.
6560 * config/i370/xm-linux.h: New file.
6561 * config/i370/xm-mvs.h: New file.
6562 * config/i370/xm-oe.h: New file.
6564 * i370.c (label_node_t): Add first_ref_page, label_addr,
6565 label_first_ref, label_last_ref members.
6566 (mvs_need_base_reload): Renamed from mvs_label_emitted.
6567 (MAX_MVS_LABEL_SIZE): Define.
6568 (MAX_LONG_LABEL_SIZE): Define.
6569 (alias_node_t, alias_anchor, alias_number): New.
6570 (mvs_function_table): Reorder for EBCDIC.
6571 (ascebc, ebcasc): Unconditionally define.
6572 (i370_branch_dest, i370_branch_length): New functions.
6573 (i370_short_branch, i370_label_scan): New functions.
6574 (mvs_get_label): Renamed from mvs_add_label. Search for
6575 an existing label before creating a new one.
6576 (mvs_add_label): New function.
6577 (mvs_get_label_page): New function.
6578 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
6579 over the entire list.
6580 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
6581 (mvs_check_page) [TARGET_ELF_ABI]: New function.
6582 (mvs_add_alias, mvs_need_alias): New functions.
6583 (mvs_get_alias, mvs_check_alias): New functions.
6584 (handle_pragma): New function.
6585 (mvs_function_check): New function.
6586 (unsigned_jump_follows_p): Search harder.
6587 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
6588 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
6589 * i370.h (TARGET_VERSION): Delete.
6590 (CPP_SPEC, CPP_PREDEFINES): Delete.
6591 (mvs_label_emitted): Delete.
6592 (TARGET_EBCDIC): Delete.
6593 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
6594 (HANDLE_PRAGMA): Define.
6595 (HARD_REGNO_NREGS): Handle complex modes.
6596 (HARD_REGNO_MODE_OK): Likewise.
6597 (CLASS_MAX_NREGS): Likewise.
6598 (RET_REG): Likewise.
6599 (EXTRA_CONSTRAINT): Define.
6600 (RETURN_IN_MEMORY): True for DImode.
6601 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
6602 (FUNCTION_PROFILER): Delete.
6603 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
6604 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
6605 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
6606 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
6607 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
6608 (ASM_FILE_START): Add "RMODE ANY".
6609 (ASM_OUTPUT_EXTERNAL): Check for aliases.
6610 (ASM_GLOBALIZE_LABEL): Likewise.
6611 (ASM_OUTPUT_LABELREF): Likewise.
6612 (ASM_OUTPUT_COMMON): Likewise.
6613 (PRINT_OPERAND): Handle 'K', 'W', default.
6614 (PRINT_OPERAND_ADDRESS): New.
6615 (Lots of defines): Add support for TARGET_ELF_ABI.
6616 * i370.md (attr length): New. Define for all patterns.
6617 (*): Lots of tweeks to assembly output and constraints.
6619 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
6621 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
6622 Disable patterns performing SImode comparisons with SImode values
6623 if TARGET_POWERPC64 and instruction does not sign-extend or does
6624 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
6625 differ for signed quantities.
6626 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
6627 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
6628 (decrement_and_branch_on_count): Add 64-bit variant.
6630 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6632 * final.c (output_asm_insn): When searching for the matching string
6633 for a given dialect, don't run past the end of the list of
6634 alternatives if there are fewer alternatives in the template than
6637 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
6639 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
6640 Removed paragraph about compression of files and size limitation,
6641 duplicated in the FAQ. Use gcc-patches for posting patches.
6642 * gcc.c (main): Updated URL with bug reporting instructions to
6643 gcc.gnu.org. Removed e-mail address.
6644 * system.h (abort): Likewise.
6646 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6648 * Makefile.in (stmp-multilib-sub): Make the files extracted
6649 from $(LIBGCC1) writable.
6651 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
6653 * config/arm/aout.h: Reformat for improved readability.
6655 * config/arm/arm.h: Reformat for improved readability.
6656 Replace uses of fprintf with asm_fprintf where appropriate.
6657 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
6658 function declaration assembler actions.
6659 (NUM_INTS): New macro: Convert from bytes to words.
6660 (NUM_REGS): New macro: Compute number of registers required to
6661 hold a quanitity of tyep MODE.
6662 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
6664 (NUM_ARG_REGS): New macro: The number of argument registers
6666 (ARG_REGISTER): New macro: Compute the register number of the Nth
6668 (LAST_ARG_REGNUM): New macro: The number of the last argument
6670 (SP_REGNUM): New macro: Register number of the stack pointer.
6671 (FP_REGNUM): New macro: Register number of the frame pointer.
6672 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
6673 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
6674 CUMULATIVE_ARGS so that it counts registers not bytes.
6676 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
6678 Replace uses of fprintf with asm_fprintf where appropriate.
6679 (output_ascii_pseudo_op): Replace with version from thumb.c
6681 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
6683 * config/arm/elf.h (CPP_PREDEFINES): Replace with
6685 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
6686 (ASM_FILE_START): Emit ASM_APP_OFF.
6688 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
6690 * pa.c (compute_frame_size): Round frame according to
6691 STACK_BOUNDARY rather than a hardwired value.
6693 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
6695 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
6697 * configure: Rebuilt.
6699 * configure.in (hppa*-*-linux*): New configuration.
6700 * configure: Rebuilt.
6701 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
6702 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
6703 * pa/pa-linux.h: New file.
6704 * pa/t-linux: New file.
6705 * pa/xm-linux.h: New file.
6707 * pa.c (hppa_legitimize_address): Change references from SImode to
6708 either Pmode or word_mode as appropriate.
6709 (emit_move_sequence, store_reg, load_reg): Likewise.
6710 (set_reg_plus_d, hppa_expand_prologue): Likewise.
6711 (output_mul_insn): Likewise.
6712 * pa.h (PROMOTE_MODE): Likewise.
6713 (INITIALZE_TRAMPOLINE): Likewise.
6714 (Pmode): Define to word_mode.
6716 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
6717 value of 4. Allocate 8 bytes for each FP register save.
6718 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
6720 (hppa_expand_prologue): Likewise.
6721 * pa.h (PROMOTE_MODE): Likewise.
6722 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
6723 (FUNCTION_ARG_BOUNDARY): Likewise.
6725 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
6727 * pa.c (out_of_line_prologue_epilogue): Delete.
6728 (override_options): Remove -mspace related code.
6729 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
6730 (compute_frame_size): Only allocate space for register that
6731 actually need to be saved.
6732 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
6733 (TARGET_SWITCHES): Remove -mspace, -mno-space
6734 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
6735 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
6736 * pa/ee.asm, pa/ee_fp.asm: Delete.
6738 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
6740 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
6741 directive in column zero.
6743 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
6745 * m68k.c (output_function_prologue): Fix computation of save mask
6746 when generating PIC code.
6748 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
6750 * tree.c (build_type_attribute_variant): Move current_obstack restore
6751 after build_qualified_type call.
6753 1999-07-15 Mark Mitchell <mark@codesourcery.com>
6755 * configure.in: Use t-iris6, even with GNU LD.
6756 * config/mips/iris6gld.h: Fix typo in linker spec.
6757 * config/mips/t-iris6gld: Remove.
6759 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
6761 * rs6000.md (insv, extzv): Remove SImode dependence in named
6762 patterns. Explicitly generate DImode RTL if PowerPC64 and
6764 (insvdi): Reverse start and size in instruction template.
6766 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
6768 * invoke.texi: Typo fixes.
6770 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
6772 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
6773 handle at this time instead of silently generating incorrect code.
6774 (gen_imagpart): Likewise.
6776 * reload.c (find_reloads): Emit a USE for a pseudo register without
6777 a hard register if we could not create an optional reload for the
6780 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6782 * c-typeck.c (output_init_element, process_init_element):
6783 When advancing constructor_unfilled_fields for a RECORD_TYPE,
6784 check for nameless bit fields.
6786 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
6788 * regclass.c (scan_one_insn): Notice subregs that change the
6789 size of their operand.
6790 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
6792 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
6794 * configure.in (alpha*-*-*): Include alpha/t-ieee.
6795 * configure: Rebuilt.
6796 * alpha/t-ieee: New file.
6798 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
6800 * rs6000.c (find_addr_reg): Do not select r0 as an address
6803 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
6805 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
6807 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
6809 * rs6000.md (movsf): Do not force easy FP constants into memory.
6811 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
6812 immed_double_const to ensure they are properly truncated then
6815 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
6817 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
6818 always unless NO_DEBUG is used. Compile this code
6820 (replace_symbols_in_block): Compile it unconditionally.
6822 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
6824 * configure.in (i?86-*-elf*): New target.
6825 * configure: Rebuilt.
6826 * i386/i386elf.h, i386/t-i386elf: New files.
6828 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
6830 * toplev.c (main): Don't complain about saying -gdwarf.
6831 (rest_of_compilation): Remove redundant code.
6833 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
6835 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
6837 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
6839 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
6840 "Li960R:", to avoid name clash.
6842 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6844 * loop.c (check_dbra_loop): When reversing a loop, delete all
6845 REG_EQUAL notes referencing the reversed biv except those which are
6846 for a giv based on it.
6848 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
6850 * version.c: Drop "gcc-" prefix from version #.
6852 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
6854 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
6855 the label if we're being verbose.
6857 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
6859 * m68k.c (output_function_prologue): Add pic register to mask
6860 if live and flag_pic.
6861 (output_function_epilogue): Likewise.
6863 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
6865 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
6866 directives in column zero.
6868 * pa/elf.h (ASM_FILE_START): Define.
6869 * pa/som.h (ASM_FILE_START): Include .level directives.
6870 * pa/hpux10.h (ASM_FILE_START): Delete.
6871 * pa/hpux11.h (ASM_FILE_START): Delete.
6873 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
6875 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6877 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
6878 when reload_out equals reload_in.
6880 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
6882 * invoke.texi (Spec Files): New node: Describe the contents of
6885 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
6887 * invoke.texi (DEC Alpha Options): Put @end table at
6888 beginning of line, to avoid confusing texi2html.
6890 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
6892 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
6893 introduced in previous delta.
6895 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6897 * reload1.c (gen_reload): When synthesizing a 3 operand add
6898 sequence, improve test for when to reload OP1 into the reload
6899 register instead of OP0.
6901 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
6903 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
6905 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
6907 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
6910 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
6912 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
6913 (va_dcl): Use __builtin_va_alist_t.
6915 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
6917 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
6918 on the permanent_obstack.
6919 * dwarfout.c (output_type): Likewise.
6921 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
6923 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6924 Merged from c-typeck.c and cp/typeck.c.
6925 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6926 Merged into c-common.
6928 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
6930 * c-lex.c (errorcount): Declare it.
6931 (finish_parse): Update errorcount when using CPPLIB.
6933 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
6935 * fixinc/inclhack.def(end_else_label): Double the backslash so
6936 sed gets a chance to see it.
6937 * fixinc/inclhack.sh: regen
6938 * fixinc/fixincl.x: regen
6940 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
6942 Add framework to support armv5 architecture when it becomes
6945 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
6946 (arm_arch5): New variable.
6947 (all_architectures): Add armv5 line.
6948 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
6949 -march=armv5 is specified on the command line.
6950 (arm_arch5): Export this variable.
6951 * invoke.texi: Document new string accepted by -march= switch for
6954 * config/arm/arm.h: Replace use of constant 12 as a register
6955 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6956 * config/arm/arm.c: Replace use of constant 12 as a register
6957 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6959 * config/arm/elf.h: Tidy up.
6960 * config/arm/coff.h: Tidy up.
6962 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
6964 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
6965 * gcc/config/mips/t-iris6gld: New file.
6966 * gcc/config/mips/iris6gld.h: Likewise.
6968 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
6970 * c-decl.c (widest_integer_literal_type_node,
6971 widest_unsigned_literal_type) : New.
6972 (init_decl_processing): Handle/use the two new types.
6973 * c-common.c (type_for_size,type_for_mode) : Same.
6974 * c-lex.c (yylex) : Same.
6975 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6977 * c-tree.h (widest_integer_literal_type_node,
6978 widest_unsigned_literal_type) : New.
6980 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
6982 * dwarfout.c (field_byte_offset): Correctly compute the object's
6983 byte offset for the first bit of a field which crosses an alignment
6984 boundary on a !BYTES_BIG_ENDIAN target.
6986 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
6988 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
6991 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
6992 Jeff Law <law@cygnus.com>
6994 * ginclude/varargs.h (va_dcl): Use word_mode for type of
6997 * except.c: Include intl.h.
6998 (expand_eh_return): Set current_function_cannot_inline.
6999 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
7000 * function.h (struct function): Add eh_return_stub_label.
7001 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
7002 * Makefile.in (except.o): Depend on intl.h.
7004 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
7006 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
7007 same as offsettable in cases 1 and 2.
7009 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
7011 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
7012 (extlh, extwh): Likewise.
7014 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
7016 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
7018 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
7020 * configure.in: Add arm-pe and thumb-pe targets.
7021 * configure: Regenerate.
7023 * thumb.c (arm_naked_function_p): New function: Determines if
7024 a function is naked (has no gcc generated prologue/epilogue).
7025 (is_called_in_ARM_mode): Return true if the func has the
7026 interfacearm attribute.
7027 (output_return): Do not generate a return for naked functions.
7028 (thumb_function_prologue): Do not generate a prologue for
7030 (thumb_expand_prologue): Do not generate a prologue for naked
7032 (thumb_expand_epilogue): Do not generate an epilogue for naked
7034 (arm_valid_machine_decl_attribute): New function, copied from
7035 arm.c: Permit naked and interfacearm attributes.
7037 * config/arm/pe.c: New file: Support code for arm-pe target.
7038 * config/arm/pe.h: New file: Header file for arm-pe target.
7039 * config/arm/tpe.h: New file: Header file for thumb-pe target.
7040 * config/arm/t-thumb-pe: New file: Makefile fragment for
7043 1999-07-01 Mark Kettenis <kettenis@gnu.org>
7045 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
7046 -fPIC or -fpic is specified.
7048 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
7050 * expr.c (emit_block_move): Use copy_to_mode_reg for
7051 !TARGET_MEM_FUNCTIONS case too.
7053 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
7055 * configure: Rebuilt.
7056 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
7057 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
7058 definitions made redundant by dbxelf.h inclusion. Delete
7059 lots of definitions related to assembly output that are
7060 specific to the SOM object format.
7061 * pa.c (output_function_prologue): Do not emit the function's
7063 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
7064 * pa-pro.h: Deleted.
7065 * som.h: New file with SOM specific definitions.
7066 * elf.h: New file with ELF specific definitions.
7068 * elfos.h (const_section): Output a tab before assembler directives.
7069 (ctors_section, dtors_section): Likewise.
7070 (ASM_OUTPUT_SECTION_NAME): Likewise.
7072 * pa/pa1.h: Delete unused file.
7074 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
7076 * configure.in (hppa*-hp-hpux11*): New configuration.
7077 * configure: Rebuilt.
7078 * pa/pa-hpux11.h: New file.
7079 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
7082 * mips.md (leasi, leadi): New patterns.
7084 * expr.c (emit_block_move): Properly handle case where one of the
7085 block move arguments has a queued increment or decrement.
7086 (clear_storage): Similarly. Fix formatting goof.
7088 1999-06-28 "David O'Brien" <obrien@NUXI.com>
7090 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
7091 semicolon from the BSD VA_LIST replacement expression.
7093 * fixinc/inclhack.sh: regen
7094 * fixinc/fixincl.x: regen
7096 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
7097 now use the fixincl program.
7099 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
7101 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
7102 case. Also make the PIC register call_used.
7104 * m68k.h (FINALIZE_PIC): Delete.
7105 * m68k.c (finalize_pic): Delete.
7107 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
7109 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
7112 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
7114 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
7116 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
7118 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
7120 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
7122 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
7124 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
7126 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
7128 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
7130 * rs6000.c (output_toc): Always use hex values for floating-point
7131 constants. Store single-precision values in upper-half of TOC
7132 entry in 64-bit mode.
7133 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
7134 to final constraints.
7135 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
7136 (fctiwz): Improve accuracy of RTL for pattern.
7138 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
7140 * expr.c (expand_expr): Allow RTL_EXPR's through the
7141 MAX_INTEGER_COMPUTATION_MODE checks.
7143 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
7145 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
7146 such that MASK_SUPPORT_ARCH is not negative.
7148 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
7150 * loop.c (verify_dominator): Properly handle ADDR_VEC and
7151 ADDR_DIFF_VEC insns that appear inside loops.
7153 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
7154 Jeff Law <law@cygnus.com>
7156 * rs6000.md (movdf_hardfloat32): Revert previous patch.
7157 Handle LO_SUM the same as offsettable in cases 1 and 2.
7158 * rs6000.c (find_addr_reg): Revert previous patch.
7160 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
7162 * system.h (strstr): New external function declaration.
7163 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
7164 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
7165 * config.in, configure: Rebuilt.
7167 1999-06-24 Tom Tromey <tromey@cygnus.com>
7169 * gcc.c (main): Read user-specified specs files after computing
7170 additional startfile_prefixes.
7172 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
7174 Revert these two patches:
7176 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7177 * loop.c (strength_reduce): When doing biv->giv conversion, update
7178 reg note of NEXT->insn.
7180 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7181 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7183 (recombine_givs): Set ix field after sorting.
7185 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7187 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
7188 for the parts of an UNSPEC / UNSPEC_VOLATILE.
7190 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
7192 *fixinc/inclhack.def: Add fix development commentary
7193 (read_ret_type): reactivate and add selection clause
7194 (zzz_*): tweak output file name to match what is used in hackshell.tpl
7195 *fixinc/{fixincl.x|inclhack.sh}: regen
7197 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
7199 * expr.c (expand_expr): STRIP_NOPS before checking against
7200 MAX_INTEGER_COMPUTATION_MODE
7201 (check_max_integer_computation_mode): Likewise.
7203 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
7205 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
7207 1999-06-22 Jim Wilson <wilson@cygnus.com>
7209 * expr.c (store_expr): When target is a promoted subreg, return a
7210 promoted subreg as a result.
7212 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
7214 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
7216 (dwarf2out_define): Mark unused parameters appropriately.
7217 (gen_unspecified_parameters_die): Ditto.
7218 (gen_subprogram_die): Fix signed/unsigned warnings.
7219 (gen_variable_die): Ditto.
7221 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
7223 * fixinc/inclhack.def(end_else_label): combined else_label
7224 and endif_label and fixed the sed expression.
7225 *fixinc/{fixincl.x|inclhack.sh}: regen
7227 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
7229 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
7230 'x' when handling non-offsettable addresses
7232 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
7234 * final.c (shorten_branches): Don't try to split an insn that has
7237 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
7239 * config/mips/mips.c (symbolic_expression_p): New function.
7240 (mips_select_rtx_section): Put symbolic expressions in the
7241 data section, not the read-only data section.
7243 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
7245 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
7247 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
7249 * collect2.c (main): Log frame table count.
7250 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
7251 (scan_prog_file) [COFF]: Handle frame tables.
7253 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
7254 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
7255 * alpha/elf.h: Undef them again.
7256 * alpha/vms.h: Remove their definitions.
7258 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7260 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
7261 remove the clobber of r0 and change the REG_UNUSED note to
7264 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
7266 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
7267 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
7268 fits in HOST_WIDE_INT and one uses union to access a long constant
7271 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
7273 * sparc.c (sparc_override_options): Don't allow profiling for
7274 code models other than medlow.
7275 (sparc_function_profiler): New function from old FUNCTION_PROFILER
7276 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
7277 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
7278 (sparc_block_profiler): Likewise.
7279 (sparc_function_block_profiler_exit): Likewise.
7280 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
7281 (FUNCTION_BLOCK_PROFILER): Likewise.
7282 (BLOCK_PROFILER): Likewise.
7283 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
7284 (MCOUNT_FUNCTION): New.
7285 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
7286 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
7287 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
7288 (MCOUNT_FUNCTION): New.
7289 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
7290 (BLOCK_PROFILER): Delete.
7291 (MCOUNT_FUNCTION): New.
7293 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
7295 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
7297 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7299 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7302 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7305 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7308 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7311 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
7313 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
7316 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
7318 * i386/djgpp.h (LIB_SPEC): New.
7319 (STARTFILE_SPEC): New.
7321 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
7323 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
7325 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
7328 * system.h (WSTOPSIG): New macro.
7330 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
7332 * c-pragma.c (push_alignment): Don't ignore alignments greater than
7334 (insert_pack_attributes): Take into account member natural
7337 * i386/winnt.c (exports_head): New static variable.
7338 (i386_pe_record_exported_symbol): New function.
7339 (i386_pe_asm_file_end): Use.
7340 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
7341 symbols to be emitted at end of assembly.
7342 (ASM_DECLARE_OBJECT_NAME): Likewise.
7343 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7345 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
7348 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
7350 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
7353 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
7355 * haifa-sched.c (sched_analyze_1): Use free_list instead of
7356 zapping reg_last_uses directly.
7357 (sched_analyze_2, sched_analyze_insn): Likewise.
7358 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
7360 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
7362 * rs6000.md (movdf_hardfloat32): Use worst case insn length
7363 attributes for cases 1 and 2.
7365 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
7367 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
7370 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
7372 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
7374 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
7376 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
7377 PIC_OFFSET_TABLE_REGNUM for general alloaction.
7378 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
7379 must be stacked if it is used for PIC accesses.
7380 * arm.c (use_return_insn): Handle PIC register specially.
7381 (output_return_instruction): Likewise.
7382 (output_func_{prologue,epilogue}): Likewise.
7383 (output_expand_prologue): Likewise.
7385 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
7386 (*strsi_predec): Renamed from *strqi_predec.
7387 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
7388 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
7390 * arm.c (arm_override_options): Remove warning about PIC code
7391 not being supported.
7393 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
7395 * rs6000.c (find_addr_reg): New function.
7396 * rs6000.h (find_addr_reg): Declare.
7397 (offsettable_addr_operand): Delete.
7398 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
7399 from and stores to GPRs.
7401 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
7403 * alpha.c (alpha_expand_block_move): Use get_insns rather than
7404 gen_sequence as argument to emit_no_conflict_block.
7406 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7408 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
7409 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
7410 *fixinc/fixincl.x: regen
7411 *fixinc/inclhack.sh: regen
7413 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
7415 * added support for -mpcrel (PC relative addressing for m68k)
7416 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
7417 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
7418 * m68k.c (print_operand_address): Handle 32-bit PIC case.
7419 (comments for general_src_operand): Add some explanation
7420 about EXTRA_CONSTRAINTS.
7421 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
7422 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
7423 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
7424 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
7425 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
7426 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
7427 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
7429 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
7430 * m68k.h (TARGET_PCREL): New target flag.
7431 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
7432 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
7433 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
7434 contains a SYMBOL_REF. Relax this constraint during reload, since
7435 we want to use the predicates, not reload's built-in concept of a
7436 valid memory address, to control what insns need reloading.
7437 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
7438 operands (essentially 'g', 'm', and 's' under normal circumstances).
7439 * m68k.c (print_operand): Cause printing of pc-relative addresses
7440 to include pc register.
7441 (print_operand_address): Ditto.
7442 (general_src_operand): Accept operands that are not only
7443 general_operands, but are also valid when used as a pc-relative
7445 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
7446 (memory_src_operand): Similar, for memory_operands.
7447 (pcrel_address): New predicate to accept the special case of a
7448 pc-relative address.
7449 * m68k.md (many patterns): Rewrite common SImode, HImode, and
7450 QImode insns to accept *_src_operand instead of *_operand where
7451 pc-relative operands can fit. For example, a pc-relative operand
7452 can be used as a memory source operand for addsi3, but not as a
7454 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
7456 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
7458 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
7459 .thumb_set pseudo op to mark aliases of thumb functions.
7461 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
7463 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
7464 preference to ASM_OUTPUT_DEF, if it is defined.
7466 * tm.texi: Document new, optional target macro
7467 ASM_OUTPUT_DEF_FROM_DECLS.
7469 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7471 * fixincludes: ISCNTL patch
7472 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
7473 (dgux_int_varargs): new for DG/UX
7474 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
7476 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
7478 * invoke.texi (ia32 options): Fix typo.
7480 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7482 * loop.c (strength_reduce): When doing biv->giv conversion, update
7483 reg note of NEXT->insn.
7485 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
7487 * loop.c (move_movables): Note issues with replacing REGs with
7489 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
7491 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
7493 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
7495 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
7496 the reference to `mcount' was not correct for the ELF on FreeBSD.
7498 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7500 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7503 (recombine_givs): Set ix field after sorting.
7505 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
7507 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
7508 to safe to extract a subword out of a REG.
7510 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7512 * sh.md (mulsi3): Don't add a no-op move at the end.
7514 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7516 * cse.c (cse_insn): Don't put hard register source into tables for
7517 the last insn of a libcall.
7519 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7521 * loop.c (strength_reduce): Insert sets of derived givs at every
7522 biv increment, even if it's the only one.
7524 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7526 * dwarfout.c (add_incomplete_type): New fn.
7527 (output_type): Call it.
7528 (retry_incomplete_types): New fn.
7529 (dwarfout_finish): Call it.
7531 From Eric Raskin <ehr@listworks.com>:
7532 (output_type): Output types for bases.
7534 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7536 * mips.c (mips_output_conditional_branch): Add `break'
7537 between `default' label and `close braces'.
7539 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
7541 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
7542 specifications and make it realistic.
7543 (LIB_SPEC): Likewise.
7545 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
7547 * config/mips/mips.c (mips_secondary_reload_class): Check for
7548 (PLUS (SP) (REG)) and return appropriate register class.
7549 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
7550 Handle (PLUS (SP) (REG)).
7551 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
7552 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
7553 of emit_insn for tablejump.
7555 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
7557 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
7558 asm_fprintf format string by itself.
7559 (output_function_profiler): Likewise.
7561 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
7563 * combine.c (simplify_logical, case AND): Only call
7564 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
7565 or the constant is positive.
7567 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
7569 * configure.in: Fix typo in rs6000-ibm-aix4 case.
7570 * configure: Regenerate.
7572 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
7574 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
7575 require a sub-version #.
7576 * configure: Rebuilt.
7578 1999-06-14 Robert Lipe (robertlipe@usa.net)
7580 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
7582 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
7584 * c-typeck.c (process_init_element): Detect excess elements in
7585 char array initializer.
7587 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7589 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
7591 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7593 * invoke.texi (Option Summary): Add -fpermissive flag.
7595 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
7597 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
7598 that require PIC code sequences.
7600 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
7602 * configure.in: Add new target: thumb-elf.
7603 * configure: Regenerate.
7604 * config/arm/t-thumb-elf: New file: Makefile fragment for
7606 * config/arm/telf.h: New file: Header file for thumb-elf
7609 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
7611 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
7612 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
7613 initializers is some circumstances.
7615 * fixinc/inclhack.def (endif_label): Add additional selector for
7616 more bogus stuff after #endif statements.
7617 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
7619 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
7621 * i386/cygwin.h (SET_ASM_OP): Define.
7623 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
7625 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
7627 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7629 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
7632 * sh.md (ic_invalidate_line_i): Remove second alternative.
7634 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7636 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
7637 test for the presence of valid prototypes. Delete bypass expr.
7638 (ioctl_fix_ctrl): Correct the selection expression.
7639 (no_double_slash): Correct quoting rules
7640 *fixinc/fixincl.x: regen
7641 *fixinc/inclhack.sh: regen
7643 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
7645 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
7647 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7649 * rs6000.md (movsi_got_internal_mem): Delete.
7650 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
7651 (GOT_TOC_REGNUM): Delete.
7652 (PIC_OFFSET_TABLE_REGNUM): Define.
7653 (FINALIZE_PIC): Disable.
7654 * rs6000.c (rs6000_got_register): New code for fixed pic register.
7655 (rs6000_replace_regno): Delete.
7656 (rs6000_finalize_pic): Likewise.
7657 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
7659 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7661 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
7662 is a note; use <= for the compare; advance P while it is
7665 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
7667 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
7668 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
7670 * varasm.c (remove_from_pending_weak_list): Verify t->name
7671 is non-NULL before passing it to strcmp.
7673 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7675 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
7676 the typed arguments are not part of a comment
7677 (ioctl_fix_ctrl): Added a purpose comment
7678 *fixinc/fixincl.x: regenerate
7679 *fixinc/inclhack.sh: regenerate
7681 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7683 * invoke.texi: Add C4x invocation docs.
7685 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7687 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
7689 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
7691 (c4x_legitimize_reload_address): New function.
7692 * config/c4x/c4x.md: Update docs.
7694 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
7696 * fixincludes: Avoid removing '.'.
7697 * fixinc/fixinc.svr4: Likewise.
7698 * fixinc/fixinc.winnt: Likewise.
7699 * fixinc/inclhack.tpl: Likewise.
7700 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
7702 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7704 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
7706 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
7708 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
7710 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
7713 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
7715 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
7716 * configure: Regenerate.
7718 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
7720 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
7723 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
7725 * fixinc/inclhack.def (avoid_bool): Also catch
7726 "typedef [unsigned] int bool".
7727 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7729 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
7730 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
7731 * configure: Rebuilt.
7733 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
7735 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
7736 such that we can override its definitions if necessary.
7737 (CPP_SPEC): New define. Support processor specific predefines via
7739 (CC1_SPEC): New define. Support processor specific compiler
7740 options via %(cc1_cpu).
7741 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
7744 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7746 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
7747 between sed's -e flag, and the open-quote following it.
7748 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7750 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
7751 Jeffrey A Law (law@cygnus.com)
7753 * varasm.c (assemble_start_function): Remove the function
7754 from the pending weak decls list when we define a function.
7755 (assemble_variable): Similarly for variables.
7756 (weak_finish): Ignore items on the list with a NULL name.
7757 (remove_from_ending_weak_list); New function to "remove" an item
7758 from the pending weak declarations list.
7760 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7762 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
7764 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
7766 * c-lex.c (GETC): Redefine to call getch.
7767 (UNGETC): Redefine to call put_back.
7768 (putback_buffer): New structure type.
7769 (putback): New static structure.
7770 (getch): New function.
7771 (put_back): New function.
7772 (yylex): Replace unused bytes from bad multibyte character.
7774 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
7776 * cpplib.c (do_define): Cast `alloca' return value.
7777 (do_include, do_undef, do_pragma): Likewise.
7778 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
7780 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
7781 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
7783 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
7785 * sparc.md (abstf2): This should be an expand.
7786 (split after abstf2_notv9): Fix mode.
7787 (abstf2_hq_v9): New pattern.
7788 (abstf2_v9): Only use when no hard quad.
7789 (absdf2_v9): Fix if target is not the same as source.
7790 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
7791 Add correct output constraints.
7793 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
7795 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
7796 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
7798 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
7800 * mips.h (mips_output_conditional_branch): New function.
7801 (mips_adjust_insn_length): Likewise.
7802 (ASSEMBLER_SCRATCH_REGNUM): New macro.
7803 (ADJUST_INSN_LENGTH): Likewise.
7804 * mips.c (print_operand): Add `F' and `W' for floating-point
7806 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
7808 (mips_adjust_insn_length): New function.
7809 (mips_output_conditional_branch): New function.
7810 * mips.md (length): Adjust attribute definition to handle
7811 conditional branches. Change lengths to bytes, rather than
7812 instructions throughout. Remove length attribute from
7813 instructions whose length is four bytes, and rely on the default
7815 (dslot): Fix typo in comment.
7816 Reword conditional branch patterns to use
7817 mips_output_conditional_branch.
7819 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7821 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
7822 (LIB_SPEC): Likewise.
7823 Link with -lprof1_r for -g/-pg.
7825 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7827 * loop.c (check_dbra_loop): Fix change of Jan 19.
7829 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
7831 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
7832 (STARTFILE_SPEC): Define, override the svr4.h version.
7833 (ENDFILE_SPEC): Likewise.
7835 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
7837 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
7838 * fixinc/fixincl.x: Regenerated.
7839 * fixinc/inclhack.sh: Regenerated.
7841 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7843 * sh.c (barrier_align): Don't return early for normal branch/barrier
7844 when optimizing for SH2.
7846 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
7848 * i386/udk.h (LINK_SPEC): Correct linker search path for
7851 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7853 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
7854 (braf_label_ref_operand): Delete.
7855 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
7856 * sh.md (casesi_jump_2): Operand1 is now the inside of a
7857 label_ref, and has no predicate.
7858 The patten has a predicate to guard against invalid substitutions.
7859 (dummy_jump): Delete.
7860 (casesi): Update use of casesi_jump_2.
7862 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7864 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
7865 *fixinc/fixincl.x: regenerate
7866 *fixinc/inclhack.sh: regenerate
7868 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
7870 * dwarf2out.c (add_incomplete_type): New fn.
7871 (gen_struct_or_union_type_die): Call it.
7872 (retry_incomplete_types): New fn.
7873 (dwarf2out_finish): Call it.
7875 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
7877 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
7878 current block starts with a CODE_LABEL and ends with a CALL and
7879 we can not find all the argument setup instructions for the CALL.
7881 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
7884 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7885 something is a candidate for optimize_bit_field_compare.
7887 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7889 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
7891 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
7893 * alpha.c (override_options): Thinko in last patch.
7895 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
7896 (LIB_SPEC): Recognize -pthread.
7898 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
7900 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
7901 definition in config/arm/coff.h
7902 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
7904 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7906 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
7907 fixes that need "file=xxx\n" prepended before invocation
7908 (start_fixer - new): starting the fixer process is complex enough
7909 to warrent its own routine. It prepends the "file=xxx\n" stuff.
7910 (process): uses the new routine; omit usage of putenv()
7911 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
7912 * fixinc/fixincl.x: regenerate
7914 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
7916 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
7917 and version #s (1.1 -> 2.96) as needed.
7918 * README.g77: Kill way out of date file in the toplevel directory.
7920 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
7922 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
7923 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
7924 * configure: Rebuilt.
7925 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
7926 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
7927 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
7928 (SWITCH_TAKES_ARG): Likewise.
7929 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
7930 * config/t-freebsd: Moved from config/i386/ so it can used for all
7933 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
7935 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
7937 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
7939 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
7940 * configure: Rebuilt.
7942 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
7944 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
7945 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
7946 * rs6000/rs6000.c (rs6000_file_start): Use putc.
7947 (rs6000_output_load_toc_table): Same.
7948 (output_prolog, output_mi_thunk): Same.
7949 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
7950 (ASM_GLOBALIZE_LABEL): Use putc.
7952 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
7954 * alpha.md (reload_*_help): New patterns and splitters.
7955 (reload_*): Use them.
7956 (mov[qh]i): Likewise.
7958 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
7960 * cccp.c (handle_directive): Handle backslash-newlines in quoted
7963 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
7965 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
7967 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
7969 * flow.c (mark_regs_live_at_end, insn_dead_p,
7970 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
7971 and HARD_FRAME_POINTER_REGNUM special treatment if reload
7972 hasn't run or the frame pointer is needed.
7973 * haifa-sched.c (attach_deaths): Likewise.
7974 * sched.c (attach_deaths): Likewise.
7976 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
7978 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
7979 calculate_can_reach_end returns nonzero.
7981 * configure.in (native gas tests): Search for an assembler in the
7982 same manner that the installed compiler will.
7983 * configure: Rebuilt.
7984 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
7986 * alias.c (find_base_term): Improve handling of addresses
7987 constructed from binary operations.
7989 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
7991 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
7993 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
7995 * function.h (cleanup_label, frame_offset): Declare.
7996 (tail_recursion_label, tail_recursion_reentry): Likewise.
7997 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7998 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
7999 (tail_recursion_label, tail_recursion_reentry): Likewise.
8000 (arg_pointer_save_area, rtl_expr_chain): Likewise.
8002 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
8004 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
8006 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
8007 (MAX_OFILE_ALIGNMENT): Define.
8009 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
8011 * fixincl.c: Replace local include scheme with #includes of
8012 gansidecl.h and system.h.
8013 * procopen.c: Likewise.
8014 * server.c: Likewise.
8016 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
8018 * i386/t-dgux (EXTRA_PARTS): Add crti.o
8019 (crti.o): Add build rule and dependencies.
8020 * fixinc/fixinc.dgux: Use modified _int_varargs.h
8022 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8024 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
8025 (LIB_LINUX_SPEC): Likewise.
8026 (LIB_LINUX_SPEC): Add support for -pthread
8027 (CPP_OS_LINUX_SPEC): Likewise.
8028 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
8031 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
8033 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
8035 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
8036 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
8037 for IEEE math and CC_FCOMI.
8038 (put_jump_code): No IEEE if CC_FCOMI is set.
8040 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8042 * fold-const.c (fold_truthop): Make the field reference unsigned
8043 when converting a single bit compare.
8045 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8047 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
8049 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
8051 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
8052 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
8055 * reload.c (push_reload): Do not call remove_address_replacements
8056 when presented with identical optional reloads.
8058 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
8060 * alpha.h (MASK_FIX, TARGET_FIX): New.
8061 (MASK_*): Reorganize constants.
8062 (CPP_AM_FIX_SPEC): New.
8063 (TARGET_SWITCHES): Add FIX.
8064 (EXTRA_SPECS): Likewise.
8065 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
8066 (SECONDARY_MEMORY_NEEDED): Likewise.
8067 (REGISTER_MOVE_COST): Likewise.
8068 * alpha.c (override_options): Add FIX support. Always use
8069 ALPHA_TP_PROG for ev6.
8070 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
8071 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
8072 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
8074 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
8076 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
8077 something is a candidate for optimize_bit_field_compare.
8079 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
8081 * gcc.texi (Passes): Document branch-shortening.
8082 * invoke.texi (Debugging Options): Document the fact that `-dp'
8083 outputs length information for instructions.
8085 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
8087 * flow.c: Revert previous delta.
8089 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
8091 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
8092 FRAME_POINTER_REGNUM.
8093 (mark_set_1): Ditto.
8094 (mark_used_regs): Ditto.
8096 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
8098 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
8099 (GOT_PCREL): New macro. Define to 1 if not already defined.
8100 * arm/elf.h (GOT_PCREL): Define to 0.
8101 * arm.c (arm_finalize_pic): Take into account the setting of
8104 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
8106 * output.h (STRIP_NAME_ENCODING): Provide default definition.
8107 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
8109 * flow.c (mark_set_1): Do not record BLKmode stores as dead
8110 store elimination candidates.
8112 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
8114 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
8117 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
8119 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
8120 Add use of x-aix41-gld.
8122 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
8124 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
8125 (ASM_OUTPUT_DESTRUCTOR): Define.
8127 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
8129 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
8130 last CODE_LABEL in a loop if we have previously passed a jump
8131 to the top of the loop.
8133 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
8135 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
8136 applying Philip's patch.
8138 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
8140 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
8143 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
8145 * loop.c (strength_reduce): Grow reg_single_usage as needed.
8147 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
8149 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
8150 Also remove a useless comment.
8152 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8154 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
8156 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
8158 * collect2.c (main): Only generate import or export file and add
8159 to link arguments if non-empty. Use xmalloc not alloca.
8160 (write_{export,import}_file): Delete.
8161 (write_aix_file): New function.
8162 (locatelib): Use xmalloc not malloc.
8163 (GCC_OK_SYMBOL): Do not check type if aix64.
8165 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
8167 Based on patch by Scott Bambrough and Pat Beirne:
8168 * config/arm/arm.c (making_const_table): New variable.
8169 * config/arm/arm.h (making_const_table): Declare.
8170 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
8172 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
8173 Keep track of when we are building the constant table.
8175 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
8177 * config/arm/arm.c (arm_override_options): Fix erroneous warning
8180 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
8182 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
8185 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
8187 * tm.texi (FUNCTION_ARG): Correct description of a stack element
8190 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
8192 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
8194 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8196 * rs6000.c (output_mi_thunk): Enable full support again.
8198 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8200 * sh.h (BRANCH_COST): Define.
8202 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
8204 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
8206 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
8208 * function.c (assign_stack_local): Align stack slot propertly.
8209 (assign_outer_stack_local): Likewise.
8211 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
8213 * expr.h (lang_expand_constant): Declare.
8214 * toplev.c (lang_expand_constant): Define it.
8215 * varasm.c (output_constant): Use it.
8217 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8219 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
8220 Change function definitions to K&R style.
8222 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8224 * fixinc/fixincl.c: We must not ignore SIGCLD now.
8226 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
8228 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
8229 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
8230 (several places): omit static initialization
8231 (process): use single fd, since only the read fd is used
8232 * fixinc/gnu-regex.c: define 'const' away, if not supported
8233 * fixinc/procopen.c(several places): omit static initialization
8234 * fixinc/server.c: define 'volitile' away, if not supported
8236 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8238 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
8239 asm_fprintf and %L to generate the label name.
8240 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
8241 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
8243 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
8245 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
8246 insn for a conditional jump can not be found.
8248 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
8250 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
8251 on variables in specific sections other than .sbss and .sdata.
8253 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
8255 * stmt.c (expand_return): Call start_cleanup_deferral and
8256 end_cleanup_deferral around conditional code.
8258 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8260 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
8261 filename lists. Utilizes new "krstr" AutoGen function.
8262 * fixinc/fixincl.x: Rebuilt.
8264 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
8266 * i386.c (output_float_compare): Avoid GNU-C extensions.
8268 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
8270 * version.c: Bump to distinguish mainline tree from the
8273 See ChangeLog.1 for earlier changes.
8276 add-log-time-format: current-time-string