1 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3 * mips.md: Define conditional move patterns for floating point
4 operands and DI mode conditions.
6 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
8 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
9 are always have side-effects.
11 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
13 * cppinit.c (is_idchar initializer): Tighten tests for when
14 to put the table into initialized memory.
16 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
17 not an array of rtunion.
18 * gcc-page.c (ggc_alloc_rtvec): Similarly.
19 * gcc-simple (ggc_free_rtvec): Similarly.
21 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
24 * mbchar.h: Add missing #endif.
26 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
27 (FPBIT, DPBIT): Define.
29 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
33 * profile.c (instrument_arcs, output_gcov_string,
34 tablejump_entry_p): Add static prototypes.
35 (output_gcov_string): Constify a char*.
37 * regmove.c (replacement_quality, fixup_match_2): Add static
40 * resource.h (reg_dead_p): Add extern prototype.
42 * rtl.c (trim_filename): Add static prototype.
44 * scan-decls.c (skip_to_closing_brace): Likewise.
46 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
47 (expand_end_case): Initialize variable `range'.
48 (emit_case_nodes): Remove unused prototype `rtx_fn'.
50 * varasm.c (asm_emit_uninitialised): Add static prototype.
51 (asm_emit_uninitialised, assemble_variable): Mark parameter with
54 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * cpplib.c (if_directive_nameo): Add static prototype.
58 * cse.c (cse_insn): Remove unused variable `p'.
60 * except.c (create_rethrow_ref, push_entry,
61 receive_exception_label, new_eh_region_entry, find_func_region,
62 clear_function_eh_region, process_nestinfo): Add static prototypes.
63 (get_reg_for_handler): Hide definition.
64 (process_nestinfo): Initialize variable `extra_handlers'.
66 * expr.h (expand_builtin_longjmp): Add extern prototype.
68 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
70 * function.c (prepare_function_start): Likewise.
71 (pop_function_context_from): Mark parameter `context' with
73 (push_temp_slots_for_block, flush_addressof): Hide definition.
75 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
76 solve_program_flow_graph, calculate_branch_probs,
77 function_summary, main, fancy_abort): Add prototypes.
79 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
80 (add_hash): Constify a char*.
82 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
83 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
84 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
86 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
88 * lists.c (free_list, zap_lists): Likewise.
90 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
92 * alias.c (nonlocal_reference_p): Add static prototype.
94 * bitmap.c (bitmap_element_allocate): Prototype args in function
97 * builtins.c (stabilize_va_list): Add static prototype.
98 (expand_builtin_va_arg): Constify a char*.
100 * c-lex.c (getch, put_back, extend_token_buffer_to,
101 read_line_number, token_getch, token_put_back): Add static
104 * c-parse.gperf (hash, is_reserved_word): Likewise.
106 * cccp.c (is_dir_separator): Likewise.
108 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
110 * graph.h: New file to prototype functions exported by graph.c.
112 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
114 * graph.c: Include graph.h.
116 * toplev.c: Likewise. Remove redundant prototypes.
118 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
120 * invoke.texi: Removed duplicated description for -Q.
122 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
124 * extend.texi: Grammar fix in __extension__ text.
126 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
128 * md.texi (define_peephole2): New section.
130 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
132 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
133 (mov $-1 to or peepholer): Enable for pentium when optimizing for
136 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
138 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
140 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
142 * i386.md (ffs expander): Emit Pentium friendly code for
145 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
147 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
151 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
153 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
155 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
157 * config/m68k/m68k.c (use_return_insn): Return false if the pic
160 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
162 * md.texi (No Constraints): Delete section.
163 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
164 * final.c (final_scan_insn): We always have register constraints.
165 * genattrtab.c: Don't include "insn-config.h".
166 (write_attr_case): We always have register constraints.
167 * genconfig.c (register_constraint_flag): Delete.
168 (walk_insn_part): Don't check whether we have register constraints.
169 (main): Don't write out "#define REGISTER_CONSTRAINTS".
170 * genoutput.c (have_constraints): Delete.
171 (main): Don't set it.
172 (output_operand_data): We always have constraints.
173 (scan_operands): Likewise.
174 (compare_operands): Likewise.
175 * local-alloc.c (block_alloc): We always have constraints.
176 (requires_inout): Always compile this function.
177 * recog.c (extract_insn): We always have constraints.
178 (constrain_operands, reg_fits_class_p): Always compile these
180 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
182 (struct insn_operand_data): Likewise.
183 * regclass.c (regclass): We always have constraints.
184 (record_reg_classes, copy_cost, record_address_regs,
185 auto_inc_dec_reg_p): Always compile these functions.
186 * regmove.c (regmove_optimize): We always have constraints.
187 * reload.c (find_reloads): Likewise.
188 * reload1.c (reload): Likewise.
189 (reload_cse_simplify_operands): Likewise.
190 * i860.c (output_delay_insn): Likewise.
192 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
194 * iris6.h (BUILD_VA_LIST_TYPE): Define.
196 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
198 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
199 for the va_list record.
201 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
203 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
206 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
208 * alias.c: Include insn-flags.h.
209 * Makefile.in (alias.o): Update.
211 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
213 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
214 to LTU and GEU. Handle more cases using sbb.
216 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
218 * i386.md (truncatexfdf splitters): Do not use subreg.
219 (fop XFmode patterns): Fix mode in operand testing.
221 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
223 * jump.c (jump_optimize_1): Amend last change to test only the
224 form of the operand, not the insn.
226 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
227 not register_operand to determine when B may need preloading.
229 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
231 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
232 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
233 (call-value patterns): Move to end of file.
234 (*): Remove mode from label_ref in (pc) context.
235 (movstrqi): Use memory not general_operand for BLKmode operands.
236 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
237 to register_operand operands.
238 (peep2 patterns): Convert from commented-out peephole patterns.
240 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
242 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
243 to BUILT_IN_INIT_DWARF_REG_SIZES.
244 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
245 Renamed from BUILT_IN_DWARF_REG_SIZE; call
246 expand_builtin_init_dwarf_reg_sizes.
247 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
248 with __builtin_init_dwarf_reg_size_table.
249 * dwarf2out.c (struct reg_size_range): Delete.
250 (expand_builtin_init_dwarf_reg_sizes): New function.
251 (expand_builtin_dwarf_reg_size): Delete.
252 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
253 (expand_builtin_dwarf_reg_size): Don't declare.
254 * libgcc2.c (dwarf_reg_size_table_initialized): New.
255 (dwarf_reg_size_table): New.
256 (init_reg_size_table): New function.
257 (copy_reg): Use dwarf_reg_size_table.
258 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
261 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
263 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
264 Correctly build argument list to constructor and destructor functions.
266 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
268 * c-tree.h (warn_float_equal): Declare.
269 * c-decl.c (warn_float_equal): Define.
270 (c_decode_option): Recognize -W[no-]float-equal.
271 * c-typeck.c (build_binary_op): Conditionally warn
272 about equality tests of floating point types.
273 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
274 * invoke.texi: Add docs for -Wfloat-equal warning.
276 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
278 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
279 generating RTL directly.
280 * mips.h (INIT_TARGET_OPTABS): Likewise.
281 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
283 * expr.h (init_mov_optab): Delete declaration
285 * h8300.c (WORD_REG_USED): Update to avoid useless register
286 saves in interrupt functions and functions which never return.
288 * cse.c (struct set): Delete inner_dest_loc field.
289 (cse_insn): Remove assignments to inner_dest_loc field.
291 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
293 * ggc-page.c: Don't include <unistd.h> etc taken care of
294 by "system.h". Include <sys/mman.h> afterward.
296 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
298 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
301 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
303 * xcoffout.c (xcoffout_declare_function): Add documentation.
304 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
305 TARGET_64BIT. Compare constant to -1, not bit pattern.
306 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
307 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
310 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
312 * dwarf2out.c (add_abstract_origin_attribute): Abort if
314 (gen_inlined_enumeration_type_die): Do not abort if the type has
315 not been writeen out.
316 (gen_inlined_structure_type_die): Do not abort if the type has
317 not been writeen out.
318 (gen_inlined_union_type_die): Do not abort if the type has
319 not been writeen out.
320 (gen_tagged_type_instantiation_die): Do not abort if the type
321 has not been written out.
323 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
325 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
327 * reg-stack.c (straighten_stack): Copy hard reg set with
330 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
332 * builtins.c (stabilize_va_list): Stabilize array type va_list
333 to a pointer type, not the base record type.
334 (expand_builtin_va_copy): Dereference the pointers explicitly;
335 use the correct size for the copy.
337 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
338 (rs6000_va_arg): Likewise.
340 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
342 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
344 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
346 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
348 (DECL_BUILT_IN_CLASS): Adjust accordingly.
350 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
352 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
353 (init_ggc): Use it instead of a constant.
354 (ggc_collect): Bound allocated_last_gc by it.
356 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
358 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
361 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
363 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
364 (mips*-*-openbsd*): Let big endian configuration be a fragment.
366 * config/mips/openbsd.h: New, OpenBSD little endian target.
367 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
368 * config/mips/xm-openbsd.h: New, OpenBSD host.
370 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
372 * config/m68k/m68k.c (output_function_prologue,
373 output_function_epilogue): Use
374 current_function_uses_pic_offset_table instead of regs_ever_live
375 to decide whether to save/restore pic register.
376 (legitimize_pic_address): Don't modify regs_ever_live any more.
378 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
380 * function.h (struct function): Add x_dont_save_pending_sizes_p.
381 * stor-layout.c (variable_size): Don't add sizes to the pending
382 sizes list if x_dont_save_pending_sizes_p is set.
384 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
386 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
387 for symbolic_operand().
388 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
390 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
392 * combine.c (gen_rtx_combine): Add missing call to va_end().
394 * final.c (asm_fprintf): Likewise.
396 * genattrtab.c (attr_rtx): Likewise.
398 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
400 * cse.c: Update comments.
401 (cse_insn): When converting a conditional/computed jump into
402 an unconditional jump, always make sure a BARRIER immediately
403 follows the converted jump. Do not delete unreachable code.
404 (cse_basic_block): Do not delete unreachable code.
405 * toplev.c (rest_of_compilation): Move call to
406 delete_trivially_dead_insns after the conditional call to
409 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
411 * collect2.c (make_temp_file): Don't prototype.
413 * gcc.c (make_temp_file): Likewise.
415 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
417 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
419 * varasm.c (asm_emit_uninitialised): New function: Generate
420 the assembler statements necessary to declare an uninitialised
422 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
424 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
425 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
427 (assemble_variable): Use asm_emit_uninitialised to emit an
428 uninitialised variable.
430 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
432 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
433 constant on a 64 bit host. Patch supplied by Geoffrey Keating
436 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
438 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
439 * c-common.h (builtin_function): Don't declare.
441 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
443 (pushdecl): Likewise.
444 (finish_decl): Likewise.
445 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
446 int. All callers changed.
447 Set the builtin's DECL_BUILT_IN_CLASS.
448 * tree.h (enum built_in_class): New.
449 (enum built_in_function): Delete NOT_BUILT_IN.
450 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
452 (DECL_SET_FUNCTION_CODE): Likewise.
453 (DECL_BUILT_IN_CLASS): New macro.
454 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
455 (struct tree_decl): Split builtin function code field into a
457 (builtin_function): Declare.
459 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
461 * optabs.c (init_traps): Fix typo in last change.
463 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
465 * toplev.c (rest_of_decl_compilation): Update comment.
467 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
469 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
470 in .sbss if appropriate.
471 (EXTRA_SECTION_FUNCTIONS): Add sbss.
472 (SBSS_SECTION_ASM_OP): New macro.
473 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
474 (EXTRA_SECTIONS): Add in_sbss.
475 * config/mips/mips.h: Prototype sbss_section.
477 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
479 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
482 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
484 * optabs.c (init_traps): Register trap_rtx as a GC root.
486 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
488 * config/mips/mips.c (function_arg_pass_by_reference): Define
489 unconditionally, since it's called unconditionally.
491 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
493 * toplev.c (documented_lang_options): Add -fshort-wchar.
494 * c-decl.c (c_decode_option): Likewise.
495 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
497 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
498 * gcc.c (default_compilers): If -fshort-wchar,
499 override __WCHAR_TYPE__.
500 * tm.texi (C Dialect Options): Add -fshort-wchar.
502 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
503 symbol for a variable.
505 * cpplib.h (CPP_PREPROCESSED): New macro.
506 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
507 we're seeing this input for a second time.
509 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
511 * emit-rtl.c (init_emit_once): Initialize modes first.
513 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
515 * config/i386/i386.c (pic_label_name): Change to char pointer.
516 (global_offset_table): New variable.
517 (load_pic_register): Fill global_offset_table if it hasn't
518 already been done. Allocate pic_label_name dynamically.
519 * ggc.h (empty_string): New variable.
520 * ggc-simple.c (empty_string): Likewise.
521 (init_ggc): Allocate empty_string and add as root.
522 * stmt.c (digit_strings): New variable.
523 (init_stmt): Add last_block_end_note as root. Allocate and
524 initialize digit_strings.
525 (expand_asm_operands): Use empty_string instead of string
526 constant. Use digit_strings instead of string constants.
527 * profile.c (init_arc_profiler): Allocate string with
528 ggc_alloc_string instead of xmalloc.
529 (output_func_start_profiler): Likewise.
530 * c-typeck.c (digest_init): Check if init is error_mark_node.
532 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
533 Richard Henderson <rth@cygnus.com>
535 * ggc-page.c: New file.
536 * Makefile.in (ggc-page.o): New.
538 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
540 * invoke.texi: Document -fdelete-null-pointer-checks
541 * toplev.c (flag_delete_null_pointer_checks): New.
542 (f_options): Add entry for -fdelete-null-pointer-checks.
543 (rest_of_compilation): Conditionalize null pointer check
544 elimination on flag_delete_null_pointer_checks.
545 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
547 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
549 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
550 copyright notice and special exception to GPL.
552 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
554 * abi64.h (mips_function_value): Add prototype arguments.
556 * mips-protos.h: New file with mips prototypes.
558 * mips.c: Include "tm_p.h".
559 (mktemp, lookup_name): Add prototype arguments.
560 (extern_list, string_constant, mips_fill_delay_slot,
561 mips_output_external, mips_output_external_libcall,
562 mips_output_filename, mips_declare_object, function_prologue,
563 mips_expand_prologue, function_epilogue, mips16_constant,
564 build_mips16_function_stub, mips_output_conditional_branch):
566 (mips_va_start): Remove unused variable `u'.
567 (mips_va_arg): Cast value to unsigned when comparing against one.
569 (save_restore_insns, mips_expand_prologue): Add missing arg in
572 * mips.h: Move prototypes to mips-protos.h.
573 (data_section, memory_address_p, rdata_section,
574 readonly_data_section, simple_epilogue_p, text_section): Delete
575 prototypes delcared elsewhere.
576 (mips_epilogue_delay_slots, print_options): Delete unused decls.
578 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
580 * mips.md: Delete extra args in call to `mips_move_2words'.
582 * xm-iris6.h (alloca): Add prototype argument.
584 * genpeep.c: Include "tm_p.h" in generated output file.
586 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
588 * basic-block.h (find_edge_index): Change parameters.
589 * flow.c (verify_edge_list): Pass basic_block parameters to
590 find_edge_index instead of integers.
592 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
594 * combine.c (simplify_comparison): Use an unsigned shift to adjust
597 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
599 * gcc.1: Fix a formatting error.
601 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
603 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
604 i786, mn10200, mn10300, pdp11, v850.
606 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
608 * libgcc2.c (num_digits): Add prototype with
609 __attribute__((const)).
610 (__terminate): Add prototype.
612 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
614 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
616 * alpha/alpha.c (print_operand): Fix type of `code'.
617 (alpha_output_filename): Constify.
618 * alpha/alpha.h: Move all function declarations ...
619 * alpha/alpha-protos.h: ... here. New file.
620 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
621 (SECTION_FUNCTION_TEMPLATE): Likewise.
623 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
625 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
626 * expr.c (expand_expr): Likewise.
628 (do_store_flag): Pass ccp_store_flag to can_compare_p.
629 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
631 (enum can_compare_purpose): New.
632 (can_compare_p): Adjust prototype.
633 (prepare_cmp_insn, prepare_operand): Declare.
634 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
635 * optabs.c (cmp_available_p): Deleted.
636 (expand_abs): Pass ccp_jump to can_compare_p.
637 (can_compare_p): New arg PURPOSE. Check for combined optabs.
638 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
639 Call can_compare_p rather than cmp_available_p.
640 (prepare_operand): No longer static.
641 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
642 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
643 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
644 sequence to use emit_cmp_and_jump_insns.
645 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
647 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
649 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
650 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
651 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
652 (plus (reg) (const_int 0))
653 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
655 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
657 * rs6000.c (expand_block_move): DImode loads and stores require
658 word-aligned displacements. Increment address registers with
659 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
661 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
663 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
664 is no name for the base type, rather than segfault. If we are
665 writing out a complex integer type, use DW_ATE_lo_user.
667 * expr.c (emit_move_insn_1): If we are copying a complex that fits
668 in one word or less (complex char, complex short, or on 64 bit
669 systems complex float) to/from a hard register, copy it through
670 memory instead of dying in gen_{real,imag}part. If we have a
671 short complex type, prevent inlining since it allocates stack
674 * tree.c (build_complex_type): If we are writing dwarf2 output,
675 generate a name for complex integer types.
677 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
679 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
680 * flow.c (remove_edge): Remove extra whitespace.
681 (remove_fake_edges): Fix comment.
682 (add_noreturn_fake_exit_edges): Use the correct name.
684 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
686 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
687 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
688 (clean): Depend on INTL_CLEAN.
689 (maintainer-clean): Adjust.
691 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
693 * configure.in (AC_PREREQ): Bump to 2.13.
694 (AC_C_STRINGIZE): Call this instead of using a custom macro.
696 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
698 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
700 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
702 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
703 (HAVE_STRINGIZE): Define.
705 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
707 * c-parse.in: save and restore warn_pointer_arith on __extension__
709 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
710 Set the type of extension to itype rather than $<itype>1 kludge.
711 * extend.texi (Alternate Keywords): Adjust documentation.
712 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
714 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
716 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
717 most assembler templates.
719 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
721 (following_call): Always return zero for the PA8000.
722 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
724 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
726 * pa.h (BRANCH_COST): Define.
728 * pa.md (return, return_internal): Use bve for PA2.0.
730 * pa.md (fused multiply): Add variants which reduce height for the
731 fused multiply, but which still generate 2 insns.
732 (fnegabs): Similarly.
734 * pa.md (subsi3): Turn into an expander. Create two anonymous
735 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
736 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
738 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
740 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
742 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
743 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
745 * regclass.c (init_regs): Add "top_of_stack" as a garbage
748 * flow.c (record_active_eh_regions): Terminate loop after finding
749 the last insn in the last basic block.
751 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
753 * config/c4x/c4x.md: Delete parallel instruction peepholes.
755 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
757 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
759 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
761 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
762 splitting to not use output template.
764 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
766 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
767 * config/c4x/c4x.c (c4x_va_start): New function.
769 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
771 * genrecog.c (not_both_true): Handle correctly cases when called for
772 tests with different positions in the insn.
774 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
776 * machmode.h (HOST_PTR_PRINTF): Move from here ...
778 * system.h (HOST_PTR_PRINTF): ... to here.
780 * mips-tfile.c: Don't include machmode.h.
782 * Makefile.in (MACHMODE_H): New variable. Update to use it.
783 (mips-tfile.o): Don't depend on machmode.h.
785 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
787 * haifa-sched.c (sched_analyze): Rename local variable `region' to
788 avoid conflicts with typedef struct `region' at the top level scope.
790 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
792 * basic-block.h (basic_block): Add eh_beg, eh_end.
793 * flow.c (entry_exit_blocks): Update.
794 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
796 (find_basic_blocks_1): Don't record eh_list at each bb. Use
797 lists.c functions to allocate insn lists.
798 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
800 (make_eh_edge): ... here. New.
801 (move_stray_eh_region_notes): New.
802 (record_active_eh_regions): New.
803 (delete_unreachable_blocks): Split out block merging ...
804 (try_merge_blocks): ... here. New.
805 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
807 (merge_blocks_move_successor_nojumps): Likewise.
808 (merge_blocks): Use eh_beg+eh_end to validate block movement.
810 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
812 * extend.texi (Bound member functions): Document unbound pmf
815 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
817 * flow.c (split_edge): Handle insertion on a fallthrough edge which
818 has the EXIT_BLOCK as a dest.
820 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
822 * flow.c (remove_edge): New function to remove an edge from the
824 (remove_fake_successors): New function to remove fake successor edges.
825 (remove_fake_edges): New function to remove all fake edges from the
827 (add_fake_exit_edges): New function to add fake edges from all blocks
828 with no successors to the exit block.
829 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
830 prototypes for new functions.
832 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
834 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
835 Use Pmode to determine whether to output .dword or .word.
837 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
839 * tree.c (built_in_filename): New variable.
840 (BUILT_IN_FILENAME): New macro.
841 (init_tree_codes): Allocate built_in_filename.
842 (make_node): Use built_in_filename instead of string constant.
844 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
846 * configure.in: Add fr30 target.
847 * configure: Regenerate.
848 * config/fr30: New directory.
849 * config/fr30/crti.asm: New file.
850 * config/fr30/fr30.c: New file.
851 * config/fr30/crtn.asm: New file.
852 * config/fr30/fr30.h: New file.
853 * config/fr30/fr30.md: New file.
854 * config/fr30/lib1funcs.asm: New file.
855 * config/fr30/t-fr30: New file.
856 * config/fr30/xm-fr30.h: New file.
858 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
860 * flow.c (merge_blocks_move_successor_nojumps): Delete the
861 BARRIER at the end of the successor, not the BARRIER before
864 * pa.c (pa_add_gc_roots): Fix thinko in last change.
866 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
868 * stmt.c (any_pending_cleanups): Don't crash when
869 current_function->stmt is unset.
871 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
873 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
874 other initializations that may use it for relative offsets.
876 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
878 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
879 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
880 * config/i386/sol2dbg.h: Removed.
881 * config/i386/sol2gas.h: New file, to enable gas work-around.
882 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
884 * configure: Rebuilt.
886 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
888 * invoke.texi (-fthis-is-variable): Remove documentation.
890 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
892 * basic-block.h (compute_bb_for_insn): Declare.
893 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
894 to use; set size of basic_block_for_insn directly.
895 (find_basic_blocks): Update.
897 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
899 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
901 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
903 * crtstuff.c (ON_EXIT): Delete empty macro definition.
904 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
906 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
908 * c-decl.c (c_decode_option): Extend comment.
910 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
912 * toplev.c (progname): Make 'const char *'
913 (flag_print_mem): Move out of main.
914 (version_flag): Move out of main.
915 (filename): Move out of main.
916 (debug_args): Remove g prefix from options.
917 (documented_lang_options): Remove cpplib specific options.
918 (display_help): Add g prefix to debug options.
919 (check_lang_option): Delete this function.
920 (decode_d_option): New function: Decode -d... option.
921 (decode_f_option): New function: Decode -f... option.
922 (decode_W_option): New function: Decode -W... option.
923 (decode_g_option): New function: Decode -g... option.
924 (independent_decode_option): New function: Decode a language
925 independent command line option.
926 (main): Invoke lang_decode_option and then
927 independent_decode_option on each command line option in
930 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
932 Revert this change. Gavin's patch to operand_equal_p is a better fix.
933 * fold-const.c (fold_range_test): Do not try to fold the range
934 test if the rhs or lhs has side effects.
936 * basic-block.h (compute_flow_dominators): Declare.
938 * gcse.c (alloc_code_hoist_mem): New function.
939 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
940 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
941 (hoist_code, one_code_hoisting_pass): Likewise.
942 (gcse_main): If optimizing for size, then hoist expressions
943 computed in multiple dominated basic blocks.
945 * gcse.c (invalid_nonnull_info): New function.
946 (delete_null_pointer_checks): Likewise.
947 * rtl.h (delete_null_pointer_checks): Declare.
948 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
950 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
951 (merge-blocks_move_successor_nojumps): Likewise.
952 (merge_blocks): Allow merging of some blocks, even if it requires
953 physical movement of the blocks, but not if it requires new jumps.
955 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
956 Callers and prototype changed.
957 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
959 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
961 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
962 -YP when both -p and -pg are present. From i386/sol2.h.
964 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
966 * Makefile.in (distclean): Delete tm_p.h.
967 * configure.in: Create a new file, "tm_p.h", from a list in
968 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
969 "i386/i386-protos.h".
971 * alias.c: Include "tm_p.h".
972 * c-typeck.c: Likewise.
975 * emit-rtl.c: Likewise.
976 * explow.c: Likewise.
977 * expmed.c: Likewise.
981 * fold-const.c: Likewise.
982 * function.c: Likewise.
984 * global.c: Likewise.
985 * haifa-sched.c: Likewise.
986 * integrate.c: Likewise.
988 * local-alloc.c: Likewise.
990 * optabs.c: Likewise.
992 * reg-stack.c: Likewise.
993 * regclass.c: Likewise.
994 * regmove.c: Likewise.
995 * reload.c: Likewise.
996 * reload1.c: Likewise.
998 * resource.c: Likewise.
1000 * stor-layout.c: Likewise.
1001 * toplev.c: Likewise.
1003 * unroll.c: Likewise.
1004 * genattrtab.c (main): Make generated file include "tm_p.h".
1005 * genemit.c (main): Likewise.
1006 * genoutput.c (main): Likewise.
1007 * genrecog.c (main): Likewise.
1009 * i386.h: Delete all prototypes.
1010 * i386.c: Include "tm_p.h".
1011 (ix86_attr_length_default): Call constant_call_address_operand
1012 with correct number of arguments.
1013 * i386-protos.h: New file.
1014 * i386.md (unnamed patterns): Call constant_call_address_operand
1015 with correct number of arguments.
1016 (exception_receiver): Call load_pic_register with correct number
1019 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
1021 * c-pragma.c (mark_align_stack): Dereference the void* properly.
1023 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
1025 * rtl.h (insns_safe_to_move_p): New function.
1026 * loop.c (find_and_verify_loops): Use it.
1027 * rtlanal.c (insns_safe_to_move_p): Define it.
1029 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
1031 * c-pragma.c: Include ggc.h.
1032 * Makefile.in (c-pragma.o): Update.
1034 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1036 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
1037 (LIB_SPEC): Likewise.
1038 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
1039 Reindent -YP/-p/-pg.
1040 Copied from config/sparc/sol2.h.
1042 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
1044 * c-pragma.c (mark_align_stack): New.
1046 * c-pragma.h (init_pragma): Declare it.
1047 * c-lex.c (init_parse): Call it.
1049 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1051 * configure.in: Pick up thread library on Solaris/x86 just
1052 like on Solaris/sparc.
1053 * configure: Rebuilt.
1055 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
1057 * rtl.h (global_rtx_index): New enum.
1058 (global_rtl): Change to array of rtx.
1059 (pc_rtx, cc0_rtx): Redefine accordingly.
1060 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
1061 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
1062 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
1063 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
1064 (const_int_rtx): Change to array of rtx.
1065 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
1067 * emit-rtl.c (global_rtl): Change to array of rtx.
1068 (const_int_rtx): Change to aray of rtx.
1069 (gen_rtx_CONST_INT): Redefine accordingly.
1070 (init_emit_once): Allocate and initialize global_rtl. Likewise
1071 for const_int_rtx. Add both as GC roots.
1072 * genattrtab.c (global_rtl): Update declaration.
1074 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
1076 * Makefile (USER_H): Add iso646.h back.
1078 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
1080 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
1081 zapping the LOG_LINKS of sched_before_next_call.
1083 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
1084 * pa.c (insn_refs_are_delayed): Renamed from
1085 insn_sets_and_refs_are_delayed.
1087 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
1089 * functiion.h (struct function): Add x_whole_function_mode_p.
1090 (retrofit_block): Declare.
1091 * function.c (retrofit_block): New function.
1092 (identify_blocks): Add assertions. Allow an incomplete set of
1093 block notes if we're still generating code for the function.
1094 * integrate.c: Include loop.h.
1095 (expand_inline_function): Call find_loop_tree_blocks to map block
1096 notes to blocks when in whole-function mode. Use retrofit_block
1097 to insert new BLOCKs for the inlined function, rather than
1099 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
1100 * Makefile.in (integrate.o): Depend on loop.h.
1102 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
1104 * tree.h (warn_about_unused_variables): Declare.
1105 * stmt.c (warn_about_unused_variables): New function, split out
1107 (expand_end_bindings): Here.
1109 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
1111 * stmt.c (preserve_subexpressions_p): Don't crash when
1112 current_function->stmt is unset.
1114 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
1116 * stmt.c (expand_start_bindings): Allow callers to pass a flag
1117 indicating that no NOTE_INSN_BLOCK_BEG note is required.
1118 (expand_start_target_temps): Use it.
1119 * except.c (expand_eh_region_start_for_decl): Likewise.
1120 * expr.c (expand_expr): Likewise.
1122 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
1124 * fold-const.c (operand_equal_p): Pay attention to side effects.
1126 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
1128 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
1129 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
1131 * tlink.c (scan_linker_output): Look for keywords before accepting
1132 a mangled name in quotes.
1134 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
1136 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
1137 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
1139 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
1141 * alpha.md: Revert Thu Nov 26 change that came in through the
1142 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
1143 Avoid earlyclobber when possible.
1145 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1147 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
1149 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
1150 Define HAVE_ON_EXIT.
1152 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1154 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
1155 CTYPE_CONV in all ctype macros.
1157 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
1160 * cexp.y (initialize_random_junk): Likewise.
1162 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
1164 * i370.c (handle_pragma): Likewise.
1166 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
1168 * v850.c (override_options): Likewise.
1170 * doprint.c (_doprnt): Likewise.
1172 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
1175 * fixinc/server.c (load_data): Likewise.
1177 * fold-const.c (real_hex_to_f): Likewise.
1179 * genattr.c (write_upcase, gen_attr): Likewise.
1181 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
1182 write_upcase): Likewise.
1184 * genemit.c (print_code): Likewise.
1186 * genopinit.c (gen_insn): Likewise.
1188 * genpeep.c (print_code): Likewise.
1190 * genrecog.c (print_code): Likewise.
1192 * optabs.c (init_libfuncs): Likewise.
1194 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
1196 * haifa-sched.c (sched_analyze): Keep the list of notes organized
1198 (reemit_notes): Likewise.
1200 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
1202 * ggc.h (ggc_root): Move to ggc-common.c.
1204 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
1205 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
1206 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
1207 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
1208 * ggc-common.c (ggc_root): Move from ggc.h.
1209 (roots): Declare, static.
1210 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
1211 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
1212 null or check/set mark bit.
1213 (ggc_mark_roots): New.
1214 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
1216 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
1218 * m32r.c: Include toplev.h.
1219 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
1220 (gen_compare): Rename swap_p to must_swap to match uses.
1221 Add default abort case.
1222 (m32r_output_function_epilogue): Remove unused variables.
1223 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
1224 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
1225 define to empty parameter list. Update all uses.
1226 (predicate decls): Use enum machine_mode not int.
1227 * m32r.md (movsi): Call abort, not fatal_insn.
1228 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
1230 1999-09-14 Andrew Haley <aph@cygnus.com>
1232 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
1233 use $0 instead of 0.
1235 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1237 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
1238 computation out of loop over hard regs.
1240 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
1242 * function.c (identify_blocks): Don't shadow a variable in an
1244 * integrate.c (integrate_decl_tree): Don't use pushlevel,
1245 pushdecl, or poplevel to build up the new BLOCK tree.
1246 (expand_inline_function): Likewise.
1247 (integrate_parm_decls): Likewise.
1249 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
1251 * c-typeck.c (qualify_type): Merge qualifiers from both types.
1253 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
1255 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
1256 * invoke.texi: Document this change.
1258 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
1260 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
1262 (mark_emit_status): Renamed from mark_emit_state.
1263 * except.c (mark_eh_status): Renamed from mark_eh_state.
1264 Check not null before marking.
1265 (free_eh_status): New.
1266 * expr.c (mark_expr_status, free_expr_status): New.
1267 * function.c (free_machine_status): New.
1268 (free_after_parsing): New.
1269 (free_after_compilation): Move bits to free_after_parsing; call
1270 free_eh_status, free_expr_status; zero the marked members of the
1272 (prepare_function_start): No can_garbage_collect.
1273 Call init_eh_for_function.
1274 (expand_dummy_function_end): Free up current_function state.
1275 (mark_function_status): Renamed from mark_function_state.
1276 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
1277 * function.h (struct function): No can_garbage_collect.
1278 (free_machine_status, free_after_parsing): Declare.
1279 (free_eh_status, free_expr_status): Declare.
1280 * ggc.h (mark_expr_status): Declare.
1281 * stmt.c (free_stmt_status): Free the struct.
1282 (mark_stmt_status): Renamed from mark_stmt_state.
1283 (init_stmt): Don't call init_eh.
1284 (init_stmt_for_function): Don't call init_eh_for_function.
1285 * toplev.c (compile_file): Call init_eh.
1286 (rest_of_compilation): Free basic block info before ggc_collect.
1287 Call free_after_parsing; conditionally call free_after_compilation.
1288 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
1289 Check not null before marking.
1290 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
1292 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
1294 * c-lex.c (yylex): Initialize warn.
1296 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
1298 * pa.c (emit_move_sequence): Properly set the mode of the scratch
1299 register when performing secondary reloads for the SAR register.
1301 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
1303 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
1304 (NOTE_BLOCK): New macro.
1305 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
1306 * function.h (identify_blocks): Change prototype.
1307 * function.c (identify_blocks): Simplify.
1308 (reorder_blocks): Likewise.
1309 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
1310 NOTE_INSN_BLOCK_{BEG,END}.
1311 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
1312 the list of saved notes if the note isn't a
1313 NOTE_INSN_BLOCK_{BEG,END}.
1314 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
1316 (reemit_notes): Adjust recreation of notes to reflect new saved
1318 * print-rtl.c (print_rtx): Print the address of the BLOCK when
1319 printing a block note.
1320 * stmt.c (block_vector): Remove.
1321 (find_loop_tree_blocks): Simplify.
1322 (unroll_block_trees): Likewise.
1323 * tree.h (reorder_block): Change prototype.
1325 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
1327 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
1328 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
1329 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
1330 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
1331 (atexit, exit): Simplify.
1332 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
1333 * config/lots: Remove defns of HAVE_ATEXIT.
1335 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
1337 * calls.c (precompute_arguments): Fix typo in comment.
1338 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
1341 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
1343 * dsp16xx.c (override_options): Fix typos in GC root registration.
1345 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
1347 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1349 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
1350 (FUNCTION_PROFILER): Redefine appropriately for Linux.
1351 (CC1_SPEC): Likewise.
1353 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1355 * genattr.c (main): Add extern prototype. Call return, not exit.
1356 * genattrtab.c (main): Likewise.
1357 * gencheck.c (main): Likewise.
1358 * gencodes.c (main): Likewise.
1359 * genconfig.c (main): Likewise.
1360 * genemit.c (main): Likewise.
1361 * genextract.c (main): Likewise.
1362 * genflags.c (main): Likewise.
1363 * gengenrtl.c (main): Likewise.
1364 * genopinit.c (main): Likewise.
1365 * genoutput.c (main): Likewise.
1366 * genpeep.c (main): Likewise.
1367 * genrecog.c (main): Likewise.
1369 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
1370 * genattrtab.c (get_insn_name): Likewise.
1371 * gencodes.c (get_insn_name): Likewise.
1372 * genconfig.c (get_insn_name): Likewise.
1373 * genemit.c (get_insn_name): Likewise.
1374 * genextract.c (get_insn_name): Likewise.
1375 * genflags.c (get_insn_name): Likewise.
1376 * genopinit.c (get_insn_name): Likewise.
1377 * genpeep.c (get_insn_name): Likewise.
1379 * gencheck.c (usage): Add static prototype.
1380 * genextract.c (print_path): Constify a char*.
1381 * genopinit.c (optabs): Likewise.
1382 * genoutput.c (operand_data, data, output_predicate_decls,
1383 compare_operands): Likewise.
1384 * genrecog.c (write_tree): Add default case in switch.
1386 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1388 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
1390 * print-rtl.c (get_insn_name): Remove prototype.
1392 * toplev.h (progname): Declare const.
1394 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
1395 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
1396 dump_sched_info, dump_local_alloc, regset_release_memory,
1397 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
1398 error_with_file_and_line, error_with_decl, error_for_asm, error,
1399 fatal, warning_with_file_and_line, warning_with_decl, warning,
1400 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
1401 Remove redundant prototypes.
1403 (notice, check_lang_option, report_file_and_line, vnotice,
1404 mark_file_stack): Add static prototype.
1405 (set_fatal_function): Add prototype.
1406 (vnotice, report_file_and_line, set_fatal_function,
1407 check_lang_option): Constify a char*.
1408 (main): Prototype. Call return, not exit.
1410 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1412 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
1414 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
1416 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
1418 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
1420 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1422 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
1423 behave as if it's zero in all cases.
1424 (expand_function_start): Adjust call to assign_parms.
1425 * tree.h (assign_parms): Adjust prototype.
1426 * objc/objc-act.c (hack_method_prototype): Adjust call to
1429 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
1431 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
1432 arg_pointer_rtx fixed if the argument pointer register is
1434 (NONZERO_BASE_PLUS_P): Likewise.
1436 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
1438 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
1439 match_insn2 to match_insn.
1440 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
1442 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
1444 * Makefile.in (USER_H): Remove va-foo.h.
1446 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
1447 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
1448 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
1449 va-spur.h,va-v850.h}: Remove.
1451 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
1453 * sparc/sparc.md (eligible_for_return_delay): New attribute.
1454 (in_return_delay): Use it instead of match_insn.
1456 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1458 * config/alpha/va_list.h (va-alpha.h): Do not include.
1459 (__gnuc_va_list): Typedef as in varargs.h.
1461 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
1463 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
1464 DECL_LIVE_RANGE_RTL.
1466 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
1468 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
1469 not NOTE_BLOCK_NUMBER.
1470 (expand_eh_region_end): Likewise.
1471 (find_exception_handler_labels): Likewise.
1472 (scan_region): Likewise.
1473 (exception_optimize): Likewise.
1474 (update_rethrow_references): Likewise.
1475 (set_insn_eh_region): Likewise.
1476 * final.c (final_scan_insn): Likewise.
1477 * flow.c (make_edges): Likewise.
1478 * integrate.c (expand_inline_function): Likewise.
1479 * print-rtl.c (print_rtx): Likewise.
1481 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
1483 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
1484 terms of builtin functions and types.
1486 * mips.c (mips_build_va_list): New.
1487 (mips_va_start, mips_va_arg): New.
1488 * mips.h (BUILD_VA_LIST_TYPE): New.
1489 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1491 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
1492 (sh_build_va_list, sh_va_start, sh_va_arg): New.
1493 * sh.h (BUILD_VA_LIST_TYPE): New.
1494 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1496 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
1498 * recog.h (struct recog_data): Make dup_num, operand_address_p,
1499 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
1500 (struct insn_data): Likewise with n_operands, n_dups,
1501 n_alternatives, output_format.
1502 * regclass.c (scan_one_insn): Cast n_operands to int before
1503 arithmetic inside comparison.
1505 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
1507 * toplev.c (compile_function): Unconditionally emit nop.
1509 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1511 * haifa-sched.c (actual_hazard): Move declaration of variable
1512 `this_cost' into the scope where it is used.
1514 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1516 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
1517 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
1518 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
1520 * genrecog.c (make_insn_sequence): Call memset, not bzero.
1522 * jump.c (find_insert_position): Don't declare or define unless
1523 !HAVE_conditional_arithmetic.
1524 (returnjump_p_1, delete_prior_computation): Add static prototypes.
1526 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
1528 * recog.c (offsettable_address_p): Prototype function pointer.
1529 (preprocess_constraints): Call memset, not bzero.
1531 * tree.c (tree_node_kind_names): Constify a char*. Make static.
1532 (gcc_obstack_init): Don't declare.
1533 (fix_sizetype): Add static prototype.
1534 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
1535 (tree_cons): Call memset, not bzero.
1537 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
1538 definition in macro ASM_WEAKEN_LABEL.
1539 (mark_const_hash_entry): Add static prototype.
1541 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1543 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
1545 * unroll.c (find_common_reg_term, subtract_reg_term,
1546 loop_find_equiv_value): Add static prototypes.
1547 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
1548 (copy_loop_body): Remove unreachable break statement.
1550 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
1552 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
1554 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1556 Undo some changes from the gcc2 merge:
1557 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
1558 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
1562 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
1563 * emit-rtl.c (gen_lowpart_common): Disable optimization of
1564 initialized float-int union if the value is a NaN.
1566 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
1568 * gthr-win32.h: New file.
1570 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
1571 shared as a valid attribute.
1572 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
1573 * extend.texi: Document `shared' variable attribute.
1575 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
1577 * configure.in: Handle --enable-threads on FreeBSD.
1578 * configure: Rebuit.
1580 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1582 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
1584 * configure: Rebuilt.
1586 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
1587 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
1588 Rosimildo DaSilva <rdasilva@connecttel.com>
1590 * configure.in (m68k-*-rtemscoff*): Added.
1591 * configure.in (mips64orion-*-rtems*): Converted to ELF.
1592 * configure.in (sparc-*-rtemsaout*): Added as alias for old
1593 sparc-rtems configuration.
1594 * configure.in (sparc-*-rtemself*): Added.
1595 * configure.in (sparc-*-rtems*): Now ELF not a.out.
1596 * config/i386/rtems.h: Added comment.
1597 * config/sparc/rtemself.h: New file.
1599 * configure.in (m68k-rtemself): Added.
1600 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
1601 and DWARF_DEBUGGING_INFO.
1602 * config/m68k/crti.s: New file.
1603 * config/m68k/crtn.s: New file.
1604 * config/m68k/t-crtstuff: New file.
1605 * config/m68k/rtemself.h: New file.
1607 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
1608 global ctor/dtor and C++ exception handling.
1609 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
1610 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
1612 * config/i386/t-rtems-i386: New File.
1614 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
1616 * stmt.c (expand_end_case): Return right away if the case stack is
1619 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
1621 * Makefile.in (version.c): Remove rule incorrectly brought in from
1624 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
1626 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
1627 * msdos/top.sed: Take into account a prepended $(SHELL) to
1629 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
1631 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
1633 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1635 * regmove.c (fixup_match_1): Don't change an unchanging register.
1636 (stable_but_for_p): Renamed to:
1637 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
1638 Changed all callers.
1640 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
1642 * loop.c (strength_reduce): Don't call reg_used_between_p if the
1643 insn from BL2 is after the insn from BL.
1645 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
1647 * recog.h (INSN_OUTPUT_FORMAT_*): New.
1648 (struct insn_data): Merge `template' and `outfun' into `output'.
1649 Add `output_format'.
1650 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
1651 (struct data): Remove `outfun'; add `output_format'.
1652 (name_for_index): Remove declaration.
1653 (output_insn_data): Handle output formats.
1654 (process_template): Emit the bare array for @.
1655 (gen_expand, gen_split): Set output_format to NONE.
1656 * output.h (get_insn_template): Declare.
1657 * final.c (get_insn_template): New.
1658 (final_scan_insn): Use it.
1659 * toplev.c (compile_file): Likewise.
1661 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1662 * i860/i860.c (output_delayed_branch): Likewise.
1663 (output_delay_insn): Likewise.
1665 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1667 * rtl.c (obstack_alloc_rtx): Removed.
1669 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
1671 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
1673 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1675 * i386.c (call_insn_operand): Reject const_int.
1676 (expander_call_insn_operand): Use call_insn_operand.
1678 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1680 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
1682 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
1684 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
1685 Use DImode operation.
1687 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
1689 * gcc.c: Include sys/resource.h.
1690 (report_times): New flag.
1691 (execute): If report_times is set, calculate and report the
1692 CPU time consumed by each subprocess.
1694 (rus, prus): New globals.
1695 (option_map): Add --time.
1696 (display_help): Document -time.
1697 (process_command): Set report_times if -time is given.
1698 Turn off -pipe if -time is given.
1700 * invoke.texi: Document new option -time.
1702 * configure.in: Check for getrusage. Check if we have to
1703 prototype getrusage.
1704 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
1705 * configure: Regenerate.
1706 * config.in: Regenerate.
1708 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
1710 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
1713 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
1715 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
1716 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
1717 (nan): Return _thenan_sf or _thenan_df as appropriate.
1718 (L_thenan_sf): Define _thenan_sf.
1719 (L_thenan_df): Define _thenan_df.
1721 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
1722 (DPBIT_FUNCS): Add _thenan_df.
1724 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
1726 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
1729 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1731 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
1734 (lang_specific_driver): Don't take a function pointer parameter.
1735 All callers changed.
1737 * gcc.c: Include gcc.h.
1738 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
1739 lang_specific_extra_outfiles, fatal): Don't declare.
1740 (multilib_defaults_raw): Constify.
1741 (read_specs): Call memset, rather than bzero.
1742 (main): Call return, not exit.
1743 (lookup_compiler): Call memcpy, not bcopy.
1744 (fatal): Make extern.
1746 * cppspec.c: Include gcc.h.
1747 (lang_specific_driver): Initialize variable `quote'. Constify a
1748 char*. All calls to the function pointer parameter now
1749 explicitly call `fatal'.
1751 * gccspec.c (lang_specific_driver): Include gcc.h.
1753 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
1755 * arm.c (note_invalid_constants): Use recog_data.operand_type
1758 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1760 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
1763 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
1764 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1765 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1766 reload_secondary_in_reload, reload_secondary_out_reload,
1767 reload_secondary_in_icode, reload_secondary_out_icode,
1768 reload_reg_rtx, reload_when_needed): Delete declarations.
1769 (struct reload): New structure.
1770 (rld): Declare new array.
1771 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
1772 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1773 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1774 reload_secondary_in_reload, reload_secondary_out_reload,
1775 reload_secondary_in_icode, reload_secondary_out_icode,
1776 reload_reg_rtx, reload_when_needed): Delete definitions.
1778 (whole file): Replace uses of the deleted arrays with uses of rld.
1779 * reload1.c (whole file): Replace uses of the deleted arrays with
1781 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
1782 explicit loops, not with bcopy.
1784 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
1786 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
1787 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
1788 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
1789 insn_name): Delete and consolidate into new structures.
1790 (insn_operand_predicate_fn): New.
1791 (insn_output_fn): New.
1793 (struct insn_operand_data): New.
1794 (struct insn_data): New.
1796 (OUT_FCN): Update for insn_data change.
1797 * builtins.c (expand_builtin_strlen): Likewise.
1798 (expand_builtin_memcmp): Likewise.
1799 * combine.c (make_extraction, simplify_comparison): Likewise.
1800 * cse.c (canon_reg, cse_insn): Likewise.
1801 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
1802 * expmed.c (store_bit_field, extract_bit_field): Likewise.
1803 (emit_store_flag): Likewise.
1804 * expr.c (convert_move, emit_block_move): Likewise.
1805 (clear_storage, emit_push_insn, expand_increment): Likewise.
1806 (do_store_flag): Likewise.
1807 * expr.h (GEN_FCN): Likewise.
1808 (insn_gen_function): Die.
1809 * final.c (final_scan_insn): Update for insn_data change.
1810 (output_asm_name): Likewise.
1811 * function.c (fixup_var_refs_1): Likewise.
1812 * loop.c (check_dbra_loop): Likewise.
1813 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
1814 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
1815 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
1816 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
1817 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
1818 * regmove.c (gen_add3_insn): Likewise.
1819 * reload.c (push_secondary_reload, combine_reloads): Likewise.
1820 (find_reloads, find_reloads_address_1): Likewise.
1821 (debug_reload_to_stream): Likewise.
1822 * reload1.c (emit_reload_insns, gen_reload): Likewise.
1823 * stmt.c (expand_end_case): Likewise.
1824 * toplev.c (compile_file): Likewise.
1826 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1827 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1829 * print-rtl.c (insn_name_ptr): Remove declaration.
1830 (get_insn_name): Declare.
1831 (print_rtx): Use it.
1832 * genoutput.c (insn_name_ptr): Remove.
1833 (next_operand_number): New.
1834 (struct operand_data): New.
1835 (null_operand, odata, odata_end): New.
1836 (struct data): Use struct operand_data.
1837 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
1838 (get_insn_name): Renamed from name_for_index.
1839 (output_prologue): Define NO_MD_PROTOTYPES.
1840 (output_predicate_decls): Break out from output_epilogue.
1841 Iterate over the operands list.
1842 (output_operand_data): Break out from output_epilogue. Emit
1843 just the operands list.
1844 (output_insn_data): Break out from output_epilogue. Emit just
1846 (output_epilogue): Remove.
1847 (output_get_insn_name): New.
1848 (constraints, op_n_alternatives, predicates, address_p): Die.
1849 (modes, strict_low, seen): Die.
1850 (scan_operands): Take new param `d' instead of writing to
1851 seven global variables.
1852 (compare_operands): New.
1853 (place_operands): New.
1854 (validate_insn_alternatives): Update for struct data change.
1855 (gen_insn): Don't zero or copy 7 global arrays. Update for
1856 scan_operands; call place_operands.
1857 (gen_peephole, gen_expand, gen_split): Likewise.
1858 (main): Update for new output routines.
1860 * genattr.c (insn_name_ptr): Remove.
1861 (get_insn_name): New function.
1862 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
1863 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
1864 * genrecog.c: Likewise.
1866 * alpha.md (adddi3): Make `pattern' array static.
1868 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1870 * config/c4x/c4x.h (c4x_rpts_cycles_string,
1871 c4x_cpu_version_string): Constify char *.
1872 * config/c4x/c4x.c (c4x_rpts_cycles_string,
1873 c4x_cpu_version_string): Likewise.
1875 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
1877 * tree.c (save_tree_status): Revert 10 Sep change.
1878 (restore_tree_status): Likewise. Call obstack_free with NULL
1879 before freeing the obstack proper.
1881 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
1883 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
1885 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
1886 surrounding context.
1888 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
1890 * tree.c (type_hash_canon): Put all types in the hash-table, when
1893 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
1895 * recog.h (struct recog_data, recog_data): New.
1896 (recog_foo variables): Kill.
1897 * recog.c (recog_operand, recog_operand_loc): Kill.
1898 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
1899 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
1900 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
1901 (recog_data): Define.
1902 (extract_insn): Update all recog_foo references to use recog_data.
1903 (preprocess_constraints, constrain_operands): Likewise.
1904 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
1905 * genattrtab.c (main): Likewise.
1906 * genextract.c (main): Likewise.
1907 * genoutput.c: Likewise.
1908 * genrecog.c (write_subroutine, main): Likewise.
1909 * local-alloc.c (block_alloc): Likewise.
1910 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
1911 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
1912 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
1913 * reload.c (find_reloads, find_reloads_toplev): Likewise.
1914 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
1915 (reload_cse_simplify_operands): Likewise.
1917 * arc/arc.c (arc_final_prescan_insn): Likewise.
1918 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
1919 * h8300/h8300.c (notice_update_cc): Likewise.
1920 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
1921 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1922 * mn10200/mn10200.c (notice_update_cc): Likewise.
1923 * mn10300/mn10300.c (notice_update_cc): Likewise.
1924 * romp/romp.c (update_cc): Likewise.
1925 * sparc/sparc.c (check_pic): Likewise.
1926 * v850/v850.c (notice_update_cc): Likewise.
1928 * genemit.c (main): Don't declare recog_operand.
1930 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
1932 * ggc.h (rtvec_def): Forward declare.
1933 (tree_node): Likewise.
1936 (ggc_set_mark_rtx): Add prototype.
1937 (ggc_set_mark_rtvec): Likewise.
1938 (ggc_set_mark_tree): Likewise.
1939 * ggc-simple.c (ggc_root): Don't define.
1940 (roots): Don't declare.
1941 (ggc_mark_rtx): Remove.
1942 (ggc_mark_rtvec): Likewise.
1943 (ggc_mark_tree): Likewise.
1944 (ggc_mark_varray): Likewise.
1945 (ggc_mark_tree_hash_table_entry): Likewise.
1946 (ggc_mark_tree_hash_table): Likewise.
1947 (ggc_set_mart_rtx): New function.
1948 (ggc_set_mark_rtvec): Likewise.
1949 (ggc_set_mark_tree): Likewise.
1950 (ggc_add_root): Remove.
1951 (ggc_add_rtx_root): Likewise.
1952 (ggc_remove_tree_root): Likewise.
1953 (ggc_add_string_root): Likewise.
1954 (ggc_add_tree_varray_root): Likewise.
1955 (ggc_add_tree_hash_table_root): Likewise.
1956 (ggc_del_root): Likewise.
1957 (ggc_mark_rtx_ptr): Likewise.
1958 (ggc_mark_tree_ptr): Likewise.
1959 (ggc_mark_string_ptr): Likewise.
1960 (ggc_mark_tree_varray_ptr): Likewise.
1961 (ggc_mark_tree_hash_table_ptr): Likewise.
1962 * ggc-common.c: New file.
1963 * Makefile.in (OBJS): Add ggc-common.o.
1964 (ggc-common.o): List dependencies.
1966 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
1968 * cppalloc.c (xstrdup): Use memcpy.
1969 * cpperror.c (cpp_print_containing_files): Don't use
1971 * cpplib.c (conditional_skip): Set temp->lineno.
1972 (do_endif): Make error message less obscure.
1973 (if_directive_name): New function.
1974 (cpp_get_token [case EOF]): Unwind the if stack and generate
1975 error messages for each unterminated conditional in this file.
1976 (parse_string): Do not behave differently if -traditional.
1978 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
1980 * builtins.c (expand_builtin_va_arg): Cope with an array-type
1981 va_list decomposing to pointer-type.
1982 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
1983 (rs6000_va_arg): Likewise.
1985 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
1987 * except.c (start_dynamic_handler): Compute size using
1988 STACK_SAVEAREA_MODE.
1990 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1992 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
1993 include directory headers. Don't define strrchr. Don't provide
1994 my_* replacement functions. Prefer PTR over `pointer_type'.
1995 Don't prototype system functions. Don't redefine getopt.
1997 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
1998 safe_read, safe_write, save_pointers, restore_pointers,
1999 is_id_char, in_system_include_dir, directory_specified_p,
2000 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
2001 find_corresponding_lparen, referenced_file_is_newer,
2002 save_def_or_dec, munge_compile_params, gen_aux_info_file,
2003 process_aux_info_file, identify_lineno, check_source,
2004 seek_to_line, forward_to_next_token_char, output_bytes,
2005 output_string, output_up_to, other_variable_style_function,
2006 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
2007 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
2008 find_static_definition, connect_defs_and_decs, add_local_decl,
2009 add_global_decls, needs_to_be_converted, visit_each_hash_node,
2010 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
2011 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
2012 scan_for_missed_items, edit_file, string_list_cons): Add static
2014 (standard_exec_prefix, target_machine, target_version,
2015 default_syscalls_dir, string_list, string_list_cons, find_file,
2016 do_cleaning): Constify a char*.
2017 (safe_read, safe_write): Use PTR, not a char*.
2018 (is_id_char): Take an int, not a char.
2019 (main): Add prototype. Call return, not exit.
2021 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
2023 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
2024 when comparing types.
2026 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
2028 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
2029 (strength_reduce): Release the varrays from the no-bivs early exit.
2031 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
2032 the loop over the registers.
2034 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
2036 (restore_tree_status): Check that instead when freeing the obstack.
2038 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
2040 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
2043 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2045 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
2046 operand size modifiers.
2048 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2050 * c-common.c (c_common_nodes_and_builtins): Don't build
2052 * c-common.h (enum c_tree_index and related accesor macros): Remove
2053 everything now declared in tree.h.
2054 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
2055 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
2056 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
2057 (error_mark_node, void_type_node, char_type_node, integer_type_node,
2058 unsigned_type_node, ptr_type_node, va_list_type_node,
2059 integer_zero_node, null_pointer_node, integer_one_node): Delete.
2060 (init_decl_processing): Call build_common_tree_nodes and
2061 build_common_tree_nodes_2 instead of building their nodes here.
2062 Don't add roots for these nodes.
2063 * stor-layout.c (size_zero_node, size_one_node): Delete.
2064 (set_sizetype): Make a new node for bitsizetype each time.
2065 * tree.c (global_trees): New variable.
2066 (init_obstacks): Add a gc root for it.
2067 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
2068 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
2069 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
2070 (build_common_tree_nodes): New function.
2071 (fix_sizetype): New function.
2072 (build_common_tree_nodes_2): New function.
2073 * tree.h (enum tree_index): New.
2074 (global_trees): Declare.
2075 Add accessor macros for all nodes now moved to global_trees.
2076 Delete their declarations.
2078 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
2080 * c-decl.c (finish_function): When processing a nested function,
2081 push and pop GC context around rest_of_compilation.
2083 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
2085 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
2086 Default ix86_arch to PROCESSOR_I386.
2087 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
2088 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
2089 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
2090 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
2091 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
2092 (EXTRA_SPECS): Remove deleted specs.
2094 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
2096 * function.c (assign_stack_local_1): Allocate from
2097 function->x_frame_offset, not frame_offset.
2099 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
2101 * ggc.h (lang_cleanup_tree): Remove.
2102 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
2103 * ggc-callbacks.c (lang_cleanup_tree): Remove.
2105 * c-decl.c (finish_struct): Use ggc_alloc to allocate
2106 TYPE_LANG_SPECIFIC when garbage collecting.
2107 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
2108 (lang_cleanup_tree): Remove.
2110 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2112 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
2113 * crtstuff.c: Not here.
2114 * dwarf2out.c: Or here.
2115 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
2118 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
2120 * function.h (free_after_compilation): Remove decl parameter.
2121 (free_varasm_status0: Likewise.
2122 (free_emit_status): Likewise.
2123 (free_stmt_status): Likewise.
2124 (free_after_compilation): Likewise.
2125 (init_lang_status): New variable.
2126 (free_lang_status): Likewise.
2127 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
2128 * function.c (init_lang_status): New variable.
2129 (free_lang_status): Likewise.
2130 (push_function_context_to): Don't set function::decl here.
2131 (free_after_copmilation): Make decl parameter implicit. Call
2132 free_lang_status if defined.
2133 (prepare_function_start): Call init_lang_status if defined.
2134 (init_function_start): Set function::decl here.
2135 * profile.c (output_func_start_profiler): Don't call pushdecl
2136 until we've actually started the function.
2137 * stmt.c (free_stmt_status): Make decl parameter implicit.
2138 * toplev.c (rest_of_compilation): Don't pass decl to
2139 free_after_compilation.
2140 * varasm.c (free_varasm_status): Likewise.
2142 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2144 * except.c (call_get_eh_context): Add root when allocating static
2147 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
2149 * arm.c: Include "ggc.h".
2150 (arm_add_gc_roots): New function.
2151 (arm_override_options): Call it.
2152 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
2154 * arm.md (define_asm_attributes): Add a pool_range attribute.
2156 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
2158 * extend.texi (Volatiles): New node.
2160 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
2162 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
2163 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
2164 (struct ggc_any): Replace `mark' with `magic_mark'.
2165 (ggc_alloc_string): Use memcpy, not bcopy.
2166 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
2167 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
2168 (ggc_free_any): New.
2169 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
2170 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
2171 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
2172 Use IS_MARKED. Use ggc_free_any.
2174 1999-09-09 Scott Bambrough <scottb@netwinder.org>
2176 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
2178 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
2180 * toplev.c (main): Always init_ggc.
2182 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
2184 * except.c (find_all_handler_type_matches): Free the list if
2185 we found no matches.
2187 * combine.c (SUBST): Break out to a real function do_SUBST.
2188 (SUBST_INT): Likewise.
2189 * gcse.c (free_pre_mem): Free `temp_bitmap'.
2190 (pre_insert): Free `inserted'.
2191 * loop.c (basic_induction_var): Always set `location'.
2193 * function.c (expand_function_end): Add initial_trampoline as a root.
2194 * rtl.h (init_varasm_once): Declare.
2195 * toplev.c (compile_file): Call it.
2196 * ggc-simple.c (ggc_mark_string_ptr): New.
2197 (ggc_add_string_root): New.
2198 (ggc_collect): Disable collection avoidance temporarily.
2199 * ggc.h (ggc_add_string_root): Declare.
2200 * except.c (create_rethrow_ref): Use ggc_alloc_string.
2201 * optabs.c (init_libfuncs): Likewise.
2202 * varasm.c (named_section): Use ggc_alloc_string.
2203 (make_function_rtl): Likewise.
2204 (make_decl_rtl): Likewise.
2205 (assemble_static_space): Likewise.
2206 (assemble_trampoline_template): Likewise.
2207 (output_constant_def): Likewise.
2208 (force_const_mem): Likewise.
2209 (mark_const_hash_entry): New.
2210 (mark_pool_sym_hash_table): New.
2211 (mark_varasm_state): Use it.
2212 (init_varasm_once): New.
2214 * expr.h (init_one_libfunc): Declare.
2215 * optabs.c (init_one_libfunc): New.
2216 (init_optabs): Use it.
2217 * config/gofast.h: Likewise.
2218 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
2219 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
2221 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2223 * Makefile.in (cppexp.o): Depend on cpphash.h.
2224 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
2226 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
2227 * cpplib.c (do_define): Generalise to handle poisoned definitions,
2228 redefining poisoned identifiers, etc.
2229 (do_undef): Don't allow poisoned identifiers to be undefined.
2230 (do_pragma): Add #pragma poison.
2231 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2233 * cccp.c: Add T_POISON node type.
2234 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
2236 (do_define): Generalise to handle poisoned definitions,
2237 redefining poisoned identifiers, etc.
2238 (do_undef): Don't allow poisoned identifiers to be undefined.
2239 (do_pragma): Add #pragma poison.
2240 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2242 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
2243 * c-pragma.h: Add ps_poison state. We now always have generic
2246 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
2248 * ggc.h (ggc_alloc): New function.
2249 (ggc_mark): Likewise.
2250 * ggc-simple.c (ggc_any): New structure.
2251 (ggc_status): Add anys.
2252 (n_anys_collected): New variable.
2253 (ggc_alloc): Define.
2254 (ggc_mark): Likewise.
2255 (ggc_collect): Collect the anys.
2257 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2259 * c-decl.c (mark_binding_level): Make static to match prototype.
2261 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
2263 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
2265 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
2267 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
2268 will use into account. Expand the max width to 5.
2271 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
2273 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
2276 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
2278 * alpha.md (call value patterns): Remove the result predicates.
2280 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
2282 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
2285 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2287 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
2288 changed from extern char *, to extern PTR. Also fix typo in
2289 NEED_DECLARATION_REALLOC test.
2291 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
2293 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2295 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
2296 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
2297 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
2298 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
2300 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
2302 * cccp.c (pcfinclude): Likewise.
2304 * global.c (allocno_compare): Likewise.
2306 * haifa-sched.c (rank_for_schedule): Likewise.
2308 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
2310 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
2312 * stupid.c (stupid_reg_compare): Likewise.
2314 * tree.c (_obstack_allocated_p): Likewise.
2316 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
2318 1999-09-08 Bruce Korb autogen@linuxbox.com
2320 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
2321 why "gperf -F" fails.
2322 * gcc/cp/Makefile.in: ditto
2323 * gcc/Makefile.in: ditto
2324 * gcc/java/Makefile.in: ditto
2326 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
2328 * lists.c: Include ggc.h.
2330 (init_EXPR_INSN_LIST_cache): Install it.
2332 * ggc-simple.c (init_ggc): Absorb the old init.
2333 (ggc_push_context): Use xcalloc.
2334 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
2335 (ggc_collect): Add [rvts] tags to the collection stats.
2337 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
2339 * cccp.c (main): Fix handling of -include and -imacros options.
2341 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
2343 * cpplib.c (cpp_push_buffer): Fix order of arguments.
2345 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2347 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
2350 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2352 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
2353 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
2354 and SET_DEST. Update comment.
2356 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2358 * config/c4x/c4x.c: Include ggc.h.
2359 (c4x_add_gc_roots): New function.
2360 (c4x_override_options): Call c4x_add_gc_roots.
2362 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
2364 * defaults.h (TARGET_ESC): Move ...
2365 * system.h: ... here, where Linas had it in the first place. Silly me.
2367 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
2369 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
2370 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
2371 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
2372 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
2373 * defaults.h (TARGET_ESC): Add default.
2375 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
2377 * configure.in: add i370-*-openedition, i370-*-mvs and
2378 i370-*-linux targets
2380 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
2382 * dsp16xxx.c: Include ggc.h
2383 (override_options): Mark GC roots.
2384 * mn10200.c: Include ggc.h.
2385 (asm_file_start): Mark GC roots.
2386 * tahoe.c: Include ggc.h.
2387 (extensible_operand): Mark GC roots.
2389 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
2391 * README: Add section discussing status of ELF ABI.
2392 * i370.c: Fix misc spelling mistakes.
2393 (i370_label_scan): Updated notes, exception handling.
2394 (i370_function_prolog): Simplify ELF stack handling.
2395 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
2396 (STACK_GROWS_DOWNWARD): ELF stack grows down.
2397 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
2398 * i370.md: (movdi): Add notes.
2399 (floatsidf2): Use stack not rtca for scratch float area.
2400 (iorsi3): Correct operand constraints.
2401 * x-oe: Restore TAROUTOPTS which are used by pax.
2403 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
2405 * rs6000.c: Include ggc.h.
2406 (rs6000_add_gc_roots): New function.
2407 (override_options): Call it.
2409 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
2411 * alpha.h (alpha_compare): New.
2412 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
2413 * alpha.c: Likewise for the definitions.
2414 (alpha_emit_conditional_branch): Update for alpha_compare.
2415 (alpha_emit_conditional_move): Likewise.
2416 * alpha.md (cmpdf, cmpdi): Likewise.
2417 (setcc patterns): Likewise. Zero alpha_compare after use.
2418 (sne): Optimize (x != 0) into (0U < x).
2420 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
2422 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
2423 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
2424 (INIT_EXPANDERS): Remove.
2425 * alpha.c: Include ggc.h.
2426 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
2427 (alpha_init_machine_status, alpha_mark_machine_status): New.
2428 (override_options): Install them.
2429 (struct machine_function): Moved to alpha.h.
2430 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
2431 (alpha_init_expanders): Remove.
2432 (alpha_return_addr): Adjust to use current_function->machine.
2433 (alpha_ra_ever_killed): Likewise.
2434 (alpha_expand_epilogue): Likewise.
2435 * alpha.md (eh_epilogue): Likewise.
2437 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
2438 Melissa O'Neill <oneill@cs.sfu.ca>
2439 Geoffrey Keating <geoffk@cygnus.com>
2441 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
2442 call-used registers (call-saved registers must still be contiguous
2443 and end with r31, of course).
2445 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
2447 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
2448 (self_promoting_type_p): Delete.
2449 (self_promoting_args_p): Move ...
2450 * c-common.c: ... here.
2451 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
2452 (simple_type_promotes_to): New.
2453 * builtins.c (lang_type_promotes_to): New.
2454 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
2455 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
2456 * c-common.h: ... here.
2457 (self_promoting_args_p, simple_type_promotes_to): Declare.
2458 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
2459 (grokdeclarator): Likewise.
2460 * tree.h (lang_type_promotes_to): Declare.
2462 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
2464 Add some machine-dependent GC roots.
2465 * sparc.c: Include ggc.h.
2466 (sparc_add_gc_roots): New function.
2467 (mark_ultrasparc_pipeline_state): Likewise.
2468 (override_options): Call sparc_add_gc_roots.
2469 * pa.c: Include ggc.h.
2470 (pa_add_gc_roots): New function.
2471 (mark_deferred_plabels): Likewise.
2472 (override_options): Call pa_add_gc_roots.
2473 * mips.c: Include ggc.h.
2474 (mips_add_gc_roots): New function.
2475 (override_options): Use it.
2477 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2479 * cpperror.c (cpp_file_line_for_message): Constify a char*.
2481 * cppexp.c (parse_number, parse_charconst, cpp_lex,
2482 cpp_parse_expr): Add static prototypes.
2483 (parse_charconst): Don't cast away const-ness.
2484 (token): Constify a char*.
2486 * cppfiles.c (file_name_list, include_hash, find_include_file,
2487 finclude, initialize_input_buffer): Constify a char*.
2488 (file_cleanup, find_position): Add static prototypes.
2490 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
2491 collect_expansion): Add static prototypes.
2492 (cpp_install, create_definition, monthnames): Constify a char*.
2494 * cpphash.h (cpp_install): Likewise.
2496 * cppinit.c (known_suffixes, default_include,
2497 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
2498 (base_name, dump_special_to_buffer, initialize_dependency_output):
2499 Add static prototypes.
2501 * cpplib.c (my_strerror): Constify a char*.
2502 (null_underflow, null_cleanup, skip_comment, copy_comment,
2503 copy_rest_of_line, handle_directive, pass_thru_directive,
2504 get_directive_token, read_line_number, cpp_print_file_and_line,
2505 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
2506 v_cpp_warning_with_line, detect_if_not_defined,
2507 consider_directive_while_skipping): Add static prototypes.
2508 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
2509 cpp_pedwarn_with_file_and_line): Constify a char*.
2511 * cpplib.h (cpp_options, include_hash, progname, definition,
2512 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
2513 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
2514 find_include_file, deps_output, include_hash): Constify a char*.
2516 * cppmain.c (progname): Constify.
2517 (main): Add prototype. Use return, not exit.
2519 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
2520 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
2521 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
2522 check_protection): Add static prototype.
2524 (progname, recognized_macrom, recognized_extern): Constify a char*.
2525 (main): Add prototype.
2527 * gen-protos.c (progname): Constify a char*.
2529 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
2531 * emit-rtl.c (free_emit_status): Take decl as a parameter.
2532 (init_emit_once): Add more GC roots.
2533 * except.c (mark_func_eh_entry): New function.
2534 (mark_eh_node): Mark false_label and rethrow_label.
2535 (init_eh): Add more GC roots.
2536 * function.c (free_after_compilation): Take decl as a paramter.
2537 Call free_stmt_status.
2538 (mark_function_state): Don't assume x_parm_reg_stack_loc is
2540 * function.h (free_after_compilation): Change prototype.
2541 (free_varasm_status): Likewise.
2542 (free_emit_status): Likewise.
2543 (free_stmt_status): New function.
2544 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
2545 Remove, replacing with ...
2546 (ggc_status): New structure.
2547 (ggc_chain): New variable.
2549 (ggc_push_context): New function.
2550 (ggc_pop_context): Likewise.
2551 (ggc_alloc_rtx): Adjust for use of ggc_chain.
2552 (ggc_alloc_rtvec): Likewise.
2553 (ggc_alloc_tree): Likewise.
2554 (ggc_alloc_string): Likewise.
2555 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
2556 (ggc_mark_tree): Give language-dependent code a chance to mark
2558 (ggc_mark_tree_varray): Handle empty arrays.
2559 (ggc_collect): Adjust for use of ggc_chain. Clear
2560 bytes_alloced_since_last_gc.
2561 * ggc.h (ggc_pop_context): New function.
2562 (ggc_push_context): Likewise.
2563 * print-tree.c (print_node): Don't print obstacks when GC'ing.
2564 * stmt.c (free_stmt_status): New function.
2565 (init_stmt_for_function): Clear last_expr_value.
2566 * toplev.c (rest_of_compilation): Always call free_after_compilation.
2567 Conditionalize call to ggc_collect.
2568 (main): Call init_ggc.
2569 * tree.c (push_obstacks): Do the push, even when GC'ing.
2570 (push_obstacks_nochange): Likewise.
2571 (pop_obstacks): Liekwise.
2572 * varasm.c (free_varasm_status): Take decl as a parameter.
2574 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
2576 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
2577 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
2578 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
2579 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
2581 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
2583 * pa/x-pa-mpeix: New file for the MPE port.
2585 * pa/quadlib.asm: New file for long double support.
2587 * configure.in: Add hppa1.0-*-mpeix for MPE port.
2588 * configure: Rebuilt.
2590 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
2592 * final.c (shorten_branches): Fix last change.
2594 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
2596 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
2598 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
2600 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
2603 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2605 * c-aux-info.c (concat): Don't define.
2607 * cccp.c (my_strerror): Likewise. All callers changed to use
2609 (do_include): Call xstrdup, not xmalloc/strcpy.
2610 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
2611 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
2613 * collect2.c (my_strsignal): Likewise. All callers changed to use
2615 (locatelib): Call xstrdup, not xmalloc/strcpy.
2617 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
2619 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
2621 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
2623 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
2625 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
2627 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
2629 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
2631 (find_all_handler_type_matches): Likewise. Don't check return
2633 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
2634 xmalloc, not malloc.
2635 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
2637 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
2638 (init_spec): Call xcalloc, not xmalloc/bzero.
2639 (set_spec): Call xstrdup, not save_string.
2640 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
2641 (find_a_file): Call xstrdup, not xmalloc/strcpy.
2642 (process_command): Call xstrdup, not save_string.
2643 (main): Call xcalloc, not xmalloc/bzero.
2645 * gcov.c (xmalloc): Don't define.
2646 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
2647 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
2648 (output_data): Call xcalloc, not xmalloc/bzero.
2650 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
2652 * mips-tdump.c (xmalloc): Don't define.
2653 (print_symbol): Call xmalloc, not malloc.
2654 (read_tfile): Call xcalloc, not calloc.
2656 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
2657 Don't define. All callers of xfree/my_strsignal changed to use
2658 free/strsignal instead.
2659 (allocate_cluster): Call xcalloc, not calloc.
2661 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
2662 Fix memory leak, free allocated memory.
2664 * prefix.c (translate_name): Call xstrdup, not save_string.
2665 (update_path): Likewise.
2667 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
2669 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
2670 Don't define. Callers of xfree/savestring2 changed to use
2671 free/concat instead.
2673 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
2674 (init_elim_table): Likewise.
2676 * resource.c (init_resource_info): Likewise.
2678 * stupid.c (stupid_life_analysis): Likewise.
2680 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
2681 (open_dump_file): Call concat, not xmalloc/strcpy/...
2682 (clean_dump_file): Likewise.
2683 (compile_file): Call xstrdup, not xmalloc/strcpy.
2685 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
2687 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
2688 * v850.c (v850_va_arg): New.
2690 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2692 * haifa-sched.c: Tidy comments.
2694 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2696 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
2697 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
2698 $(out_object_file)): Depend on ggc.h.
2699 * c-common.c: Include "ggc.h".
2700 (combine_strings): If doing GC, use ggc_alloc_string.
2701 * c-decl.c: Include "ggc.h".
2702 (ggc_p): Define with value 0.
2703 (mark_binding_level): New function.
2704 (init_decl_processing): Add GC roots.
2705 (mark_c_function_context): New function.
2706 (lang_mark_false_label_stack): New function.
2707 (lang_mark_tree): New function.
2708 (lang_cleanup_tree): New function.
2709 * c-lang.c: Include "ggc.h".
2710 (lang_init): Call c_parse_init.
2711 * c-lex.c: Include "ggc.h".
2712 (check_linenum): If doing GC, don't copy filenames to permanent
2714 * c-parse.in: Include "ggc.h".
2715 (c_parse_init): New function.
2716 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
2717 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
2719 * except.c (mark_eh_state): Mark more state.
2720 * function.c (mark_function_state): Likewise.
2721 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
2722 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
2723 * toplev.c (mark_file_stack): New function.
2724 (compile_file): If doing GC, use ggc_alloc_string on input filename.
2725 (main): Add root for input_file_stack.
2727 * i386.c: Include "ggc.h".
2728 (ix86_mark_machine_status): New function.
2729 (override_options): Set mark_machine_status.
2731 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2733 * tree.c (copy_node): Copy node contents also if doing GC.
2735 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2737 * collect2.c (scan_libraries): Fix double-thinko :-).
2739 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
2741 * collect2.c (scan_libraries): Fix thinko.
2743 * cse.c (delete_trivially_dead_insns): Do not skip the last
2744 insn if it is a real insn.
2746 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
2748 * Makefile.in (ggc-simple.o): Depend on hash.h.
2749 * ggc.h (ggc_add_tree_hash_table_root): Declare.
2750 (ggc_mark_tree_varray): Likewise.
2751 (ggc_mark_tree_hash_table): Likewise.
2752 * ggc-simple.c: Include hash.h.
2753 (ggc_mark_tree_hash_table_ptr): New function.
2754 (ggc_mark_tree_hash_table_entry): Likewise.
2755 (ggc_mark_tree_hash_table): Likewise.
2756 (ggc_add_tree_hash_table_root): Likewise.
2757 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
2758 rtx, when defining fields.
2760 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2762 * profile.c (output_func_start_profiler): Remove apparently
2763 nonsensical call to start_sequence.
2765 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
2767 * clipper/clipper.c (clipper_va_start): Fix typos.
2769 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
2770 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
2771 (spur_va_arg): New stub.
2773 * configure.in: Comment out pyramid.
2775 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
2777 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
2778 don't conflict with the bits that win32, cygwin, and dgux
2781 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
2782 Bernd Schmidt <bernds@cygnus.co.uk>
2784 * integrate.c (function_cannot_inline_p): Do not inline
2785 functions with forced labels.
2787 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
2788 Bernd Schmidt <bernds@cygnus.co.uk>
2789 Mark Mitchell <mark@codesourcery.com>
2791 * Makefile.in (ggc-simple.o): Depend on varray.h.
2792 (rtl.o): Depend on ggc.h.
2793 (genattrtab.o): Depend on ggc.h.
2794 (print-tree.o): Likewise.
2795 (fold-const.o): Likewise.
2796 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
2797 (make_insn_raw): Don't cache insns when GC'ing.
2798 (emit_insn_before): Likewise.
2799 (emit_insn_after): Likewise.
2800 (emit_insn): Likewise.
2801 (start_sequence): Use xmalloc to allocate the sequence_stack.
2802 (end_sequence): Add free to free it.
2803 (gen_sequence): Don't cache insns when GC'ing.
2804 (clear_emit_caches): Don't use sequence_element_free_list.
2805 (init_emit): Use xcalloc, not xmalloc+bzero.
2806 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
2807 * function.c (pop_function_context_from): Use free to free the
2808 fixup_var_refs_queue.
2809 (put_reg_into_stack): Allocate it with xmalloc.
2810 * genattrtab.c: Include ggc.h.
2811 (operate_exp): Don't use obstack_free when GC'ing.
2812 (simplify_cond): Likewise.
2813 (simplify_text_exp): Likewise.
2814 (optimize_attrs): Likewise.
2815 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
2817 (gencode): Generate a #include for ggc.h.
2818 * ggc-callbacks.c (ggc_p): Define it to zero.
2819 * ggc-none.c (ggc_p): Likewise.
2820 * ggc-simple.c: Include varray.h.
2821 (ggc_mark_tree_varray): New function.
2822 (ggc_add_tree_varray_root): Likewise.
2823 (ggc_mark_tree_varray_ptr): Likewise.
2824 * ggc.h (ggc_p): Declare.
2825 (varray_head_tag): Likewise.
2826 (ggc_add_tree_varray_root): Declare.
2827 * print-tree.c (print_node): Don't check for TREE_PERMANENT
2828 inconsistencies when GC'ing.
2829 * rtl.c: Include ggc.h.
2830 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
2831 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
2832 (rtx_free): Don't call obstack_free when GC'ing.
2833 * toplev.c (rest_of_compilation): Call ggc_collect after every
2835 * tree.c (push_obstacks): Do nothing, if GC'ing.
2836 (pop_obstacks_nochange): Likewise.
2837 (pop_obstacks): Likewise.
2838 (make_node): Use ggc_alloc_tree when GC'ing.
2839 (copy_node): Likewise.
2840 (get_identifier): Use ggc_alloc_string when GC'ing.
2841 (build_string): Likewise.
2842 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
2843 (tree_cons): Likewise.
2845 (type_hash_canon): Don't call obstack_free when GC'ing.
2847 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
2849 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
2850 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
2852 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
2853 Bernd Schmidt <bernds@cygnus.co.uk>
2854 Mark Mitchell <mark@codesourcery.com>
2856 * Makefile.in (stor-layout.o): Depend on ggc.h.
2857 (expr.o): Depend on ggc.h.
2858 (profile.o): Depend on ggc.h.
2859 (stor-layout.o): Depend on ggc.h.
2860 * emit-rtl.c (init_emit_once): Add gc roots.
2861 * expr.c: Include ggc.h.
2862 (emit_block_move): Add gc roots.
2863 (clear_storage): Likewise.
2864 * expr.h (init_stor_layout_once): New function.
2865 * profile.c: Include ggc.h.
2866 (init_arc_profiler): profiler_label is a root.
2867 * scan.c (make_sstring_space): Trust xrealloc to function
2868 correctly with first parameter NULL.
2869 * stor-layout.c: Include ggc.h.
2870 (set_sizetype): Add gc root.
2871 (init_stor_layout_once): New function.
2872 * toplev.c (compile_file): Call it.
2874 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
2875 Bernd Schmidt <bernds@cygnus.co.uk>
2876 Mark Mitchell <mark@codesourcery.com>
2878 * Makefile.in (tree.o): Depend on ggc.h.
2879 (varasm.o): Likewise.
2880 (function.o): Likewise.
2882 (except.o): Likewise.
2883 (optabs.o): Likewise.
2884 (emit-rtl.o): Likewise.
2885 * emit-rtl.c: Include ggc.h.
2886 (sequence_element_free_list): Remove, and all references.
2887 (mark_sequence): New functions.
2888 (mark_emit_state): New function.
2889 * except.c: Include ggc.h.
2890 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
2891 (mark_tree_label_node): New functions.
2892 (mark_eh_state): New function.
2893 * function.c: Include ggc.h.
2894 (mark_temp_slot, mark_function_chain): New functions.
2895 (mark_function_state): New function.
2896 (init_function_once): New function.
2897 * function.h (init_function_once): New function.
2898 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
2899 * ggc.h (label_node): Declare.
2900 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
2901 (lang_mark_false_label_stack): New function.
2902 (mark_temp_slot): Remove declaration.
2903 (mark_function_chain): Likewise.
2904 (mark_eh_state): Adjust prototype.
2905 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
2907 * optabs.c: Include ggc.h.
2908 (mark_optab): New function.
2909 (init_optabs): Add gc roots.
2910 * stmt.c: Include ggc.h.
2911 (mark_cond_nesting, mark_loop_nesting): New functions.
2912 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
2913 (mark_stmt_state): New function.
2914 * toplev.c (compile_file): Call init_function_once.
2915 * tree.c: Include ggc.h.
2916 (type_hash): Move declaration earlier in file.
2917 (TYPE_HASH_SIZE, type_hash_table): Likewise.
2918 (init_obstacks): Add gc roots.
2919 (mark_type_hash): New function.
2920 * varasm.c: Include ggc.h.
2921 (mark_pool_constant): New function.
2922 (mark_varasm_state): New function.
2924 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2926 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
2928 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2930 * c-decl.c (struct language_function): Renamed from struct c_function.
2932 (c_function_chain): Delete.
2933 (push_c_function_context): New arg F. Don't warn about nested
2934 functions here. Fill LANGUAGE elt of F. Delete code to update
2935 c_function_chain. Don't call push_function_context.
2936 (pop_c_function_context): New arg F. Restore from there instead of
2937 from c_function_chain. Don't call pop_function_context. Clear out
2938 LANGUAGE field of F when done.
2939 * c-lang.c: Include "function.h"
2940 (lang_init): Initialize save_lang_status and restore_lang_status.
2941 * c-parse.in (nested_function, nested_function_notype): Warn about
2942 nested functions. Call push_function_context/pop_function_context
2943 instead of the _c_ variants.
2944 * c-tree.h (push_c_function_context, pop_c_function_context): Update
2946 * Makefile.in (c-lang.o): Update dependencies.
2948 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
2949 regno_pointer_flag, regno_pointer_align.
2950 (gen_reg_rtx): Use xrealloc to enlarge them.
2951 (free_emit_status): New function.
2952 * function.c (mark_machine_status, mark_lang_status): New variables.
2953 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
2954 in some bits from assign_stack_local. All callers changed to use new
2956 (assign_stack_local): Just call assign_stack_local_1.
2957 (free_after_compilation): New function.
2958 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
2959 (trampoline_address): Likewise.
2960 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
2961 (prepare_function_start): Explicitly clear some more variables.
2962 * function.h (struct function): New elt can_garbage_collect.
2963 (mark_machine_status, mark_lang_status): Declare variables.
2964 (free_after_compilation, free_emit_status, free_varasm_status,
2965 init_varasm_status): Declare functions.
2966 * toplev.c (rest_of_compilation): Call free_after_compilation when
2967 done with the current function.
2968 * varasm.c (free_varasm_status): New function.
2970 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
2972 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
2973 (EXPAND_BUILTIN_VA_ARG): Define.
2974 * sparc.c (sparc_va_start): New.
2975 (sparc_va_arg): New.
2977 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2979 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
2981 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2983 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
2985 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
2987 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
2989 (ggc-callbacks.o): New target.
2990 * ggc-callbacks.c: New file.
2992 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2994 * expr.h: Collapse individual optab and libfunc vars to arrays.
2995 (optab_index, libfunc_index): New enumerations.
2996 (optab_table, libfunc_table): New arrays.
2997 Add accessor macros for both.
2999 * optabs.c (optab_table, libfunc_table): New.
3000 Delete declarations for individual optab and libfunc vars.
3002 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
3004 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
3006 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
3008 * Makefile.in (GGC, GGC_LIB): New.
3009 (HOST_RTL): Include ggc-none.o.
3010 (ggc-simple.o): New target.
3011 (ggc-none.o): Likewise.
3012 * tree.h (tree_common): Add gc_mark.
3013 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
3014 (struct rtvec_def): Add gc_mark.
3015 * emit-rtl.c (global_rtl): Update static initializers to contain
3016 enough initializers.
3017 * ggc.h, ggc-none.c, ggc-simple.c: New files.
3018 * toplev.c (gc_time): New variable.
3019 (all_time): New variable.
3020 (compile_file): Print gc time.
3021 (print_time): Calculate percentage of the whole.
3023 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3025 Change obstack memory management and varasm constant pool handling so
3026 that nested functions are treated like any other functions.
3027 * function.c (init_machine_status): New variable.
3028 (push_function_context_to): Set contains_functions for the outer
3029 function. Don't call save_varasm_status.
3030 (pop_function_context_from): Don't call restore_varasm_status. Don't
3031 set current_function_contains_functions.
3032 (prepare_function_start): Call init_varasm_status rather than
3033 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
3035 * function.h (struct function) Add field varasm. Delete fields
3036 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
3037 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
3038 (init_machine_status): Declare.
3039 (save_varasm_status, restore_varasm_status): Delete declarations.
3040 (save_tree_status, restore_tree_status): Delete last argument.
3041 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
3042 code. All callers changed.
3043 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
3044 save_constants_in_decl_trees, restore_constants, save_constants,
3045 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
3047 (inlining): New variable.
3048 (reg_map, label_map, insn_map, orig_asm_operands_vector,
3049 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
3051 (save_for_inline_nocopy): Don't save constants.
3052 Don't set inl_emit field in current_function.
3053 (expand_inline_function): Use emit field, not inl_emit, of the inlined
3054 function. Set new variable inlining before
3055 calling copy_rtx_and_substitute.
3056 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
3057 constant pool references if inlining is nonzero.
3058 Delete ADDRESS and (most of the) CONST cases.
3059 (output_inline_function): Save and restore current_function/
3060 current_function_decl. Delete restore_constants code. Don't call
3061 init_const_rtx_hash_table.
3062 * output.h (init_const_rtx_hash_table): Don't declare.
3063 * rtl.h (struct function): Declare.
3064 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
3065 * toplev.c (rest_of_compilation): Don't treat nested functions or
3066 functions containing them specially. Delete all code to deal with
3067 save_for_inline_copying.
3068 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
3069 inline_obstacks): Delete variables.
3070 (save_tree_status): Lose arg CONTEXT. All callers changed.
3071 Simply allocate a new function_maybepermanent_obstack for the new
3072 function, delete all the special cases.
3073 Don't save inline_obstacks.
3074 (restore_tree_status): Lose arg CONTEXT. All callers changed.
3075 Delete special handling for function_maybepermanent_obstack; simply
3077 Don't restore inline_obstacks.
3078 (permanent_allocation): Delete code that frees inline_obstacks.
3079 (print_inline_obstack_statistics): Delete function.
3080 (dump_tree_statistics): Don't call it.
3081 * varasm.c (struct varasm_status): New.
3082 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
3083 last_pool, pool_offset, const_double_chain): Delete global
3084 variables, replace with accessor macros.
3085 (immed_double_const): Don't walk const_double_chain outside a
3086 function, but don't treat nested functions specially anymore.
3087 (immed_real_const_1): Likewise.
3088 (clear_const_double_mem): Don't treat nested functions specially.
3089 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
3090 (save_varasm_status, restore_varasm_status): Delete functions.
3091 (init_varasm_status): New function.
3092 (force_const_mem): Don't treat nested functions specially.
3093 (find_pool_constant): Accept new arg F, search for constants in
3094 that function's pool rather than the current one. All callers
3096 (get_pool_constant_for_function, get_pool_mode_for_function): New
3099 * i386.c (init_386_machine_status): New function, mostly from
3100 clear_386_stack_locals.
3101 (struct machine_functions): Rename element names to avoid name
3103 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
3104 macros, replacing global variables.
3105 (clear_386_stack_locals, save_386_machine_status,
3106 restore_386_machine_status): Delete functions.
3107 (override_options): Initialize init_machine_status.
3108 * i386.h (INIT_EXPANDERS): Delete macro.
3109 (save_386_machine_status, restore_386_machine_status,
3110 clear_386_stack_locals): Delete declarations.
3112 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3114 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
3115 (doloop_begin): Simplify pattern and use emit_jump_insn.
3116 (doloop_end): Simplify pattern, switch operand order,
3117 and use emit_jump_insn.
3119 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3121 * function.h (struct function): Add new element LANGUAGE.
3122 (save_lang_status): Declare new variable.
3123 (restore_lang_status): Likewise.
3124 * function.c (save_lang_status): Define.
3125 (restore_lang_status): Likewise.
3126 (push_function_context_to): Call language-specific save function.
3127 (pop_function_context_from): Call language-specific restore function.
3129 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
3131 * i386.md (movsf_1): Check REG_P before use of REGNO.
3132 (movdf_1): Likewise.
3133 (movxf_1): Likewise.
3134 (extendsfdf2): Likewise.
3135 (extendsfxf2): Likewise.
3136 (extenddfxf2): Likewise.
3138 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3140 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
3141 constants into memory.
3142 (c4x_shiftable_constant): New function.
3143 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
3144 (c4x_shiftable_constant): Declare.
3145 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
3146 ashlqi3_noclobber): Add new patterns and associated splitters.
3148 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
3150 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
3151 * dwarf2out.c (dwarf2out_frame_init): Likewise.
3152 * final.c (shorten_branches): Likewise.
3153 * global.c (global_alloc): Likewise.
3154 * haifa-sched.c (build_control_flow): Likewise.
3155 * stmt.c (check_for_full_enumeration_handling): Likewise.
3156 (estimate_case_costs): Likewise.
3158 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
3160 * rtl.h (RTL_CHECKC2): Fix typo in last change.
3162 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
3164 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
3165 (recompute_reg_usage): Likewise.
3166 * rtlanal.c (find_regno_fusage): Likewise.
3168 * rtl.c (rtl_check_failed_code1): New function.
3169 (rtl_check_failed_code2): New.
3170 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
3171 (RTL_CHECKC1, RTL_CHECKC2): New.
3172 (XC*): New accessor macros.
3173 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
3174 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
3175 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
3176 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
3177 (TRAP_*, RANGE_INFO_*): Likewise.
3179 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3181 * Makefile.in (tlink.o): Don't depend on toplev.h.
3183 * collect2.c (c_file, o_file, export_file, import_file, ldout,
3184 output_file, nm_file_name, ldd_file_name, strip_file_name,
3185 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
3186 add_prefix, prefix_from_env, prefix_from_string, do_wait,
3187 fork_execute, maybe_unlink, add_to_list,
3188 extract_init_priority, write_list, dump_list,
3189 dump_prefix_list, write_list_with_asm, write_c_file,
3190 write_c_file_stat, write_c_file_glob, scan_prog_file,
3191 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
3192 ignore_library, extract_string, notice, dump_file, target_machine,
3193 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
3194 read_file, print_load_command): Constify a char*.
3195 (fdopen, error, fatal, fatal_perror): Don't prototype.
3196 (my_strerror): Remove. All callers use xstrerror instead.
3197 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
3198 (main): Add prototype. Constify lots of char* ptrs. Change calls
3199 to xcalloc/strcpy/strcat/... to one call to concat.
3200 (main, scan_prog_file, scan_libraries): Use an intermediate
3201 `const char **' to build an argv array.
3202 (mapfile, libselect, libcompare, locatelib): Add prototypes.
3204 * collect2.h (collect_execute, collect_wait, dump_file,
3205 file_exists): Constify a char*.
3206 (ldout, c_file_name, temporary_obstack, permanent_obstack,
3207 temporary_firstobj, vflag, debug): Add extern declarations.
3208 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
3210 * tlink.c: Don't include toplev.h.
3211 (vflag, debug, ldout, c_file_name, temporary_obstack,
3212 permanent_obstack, temporary_firstobj): Don't declare.
3213 (tlink_execute, frob_extension, symbol_hash_lookup,
3214 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
3215 recompile_files, read_repo_files, demangle_new_symbols,
3216 scan_linker_output): Constify a char*.
3217 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
3218 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
3220 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
3222 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
3223 (relative) rather than jsr (absolute) subroutine call insns.
3224 * config/m68k/m68k-coff.h: Ditto.
3226 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
3228 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
3229 now rework these too.
3230 (arm_reorg): If an insn can't reach the end of the current pool,
3231 ensure that we emit that pool before the insn.
3233 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
3235 * tlink.c (scan_linker_output): Skip the initial underscore in
3236 a mangled name if appropriate.
3238 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3240 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3241 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
3242 error_with_ivar, gen_declarator, create_builtin_decl,
3243 my_build_string, generate_descriptor_table, generate_ivars_list,
3244 generate_dispatch_table, check_protocols, TAG_GETCLASS,
3245 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
3246 dump_base_name, lang_decode_option, build_encode_expr,
3247 start_class, finish_class, encode_pointer, really_start_method,
3248 gen_declaration, dump_interface, handle_class_ref, handle_impent):
3250 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
3251 Add static prototypes.
3252 (build_objc_string_decl, build_selector_reference_decl,
3253 encode_bitfield, build_class_reference_decl): Remove unused
3254 parameter, all callers changed.
3255 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
3256 (objc_printable_name): Likewise. Change second parameter to type int.
3257 (init_objc): Use memcpy, not bcopy, to avoid casts.
3259 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
3261 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
3262 reg notes on a deleted insn.
3263 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
3265 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
3267 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
3269 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3271 * stmt.c (expand_asm_operands): Fix index into inout_mode when
3274 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
3276 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
3277 * tm.texi (MD_ASM_CLOBBERS): Document it.
3279 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
3281 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
3282 * except.c (expand_rethrow): Remove unused variable.
3283 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
3284 * flow.c (replace_insns): Likewise.
3285 (create_edge_list, verify_edge_list): Likewise.
3286 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
3288 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
3289 is special code to run.
3290 (main): Don't define operands to emit_operand.
3291 * genrecog.c (main): Don't emit an empty peephole2_insn function.
3293 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
3295 * alpha/alpha.h (normal_memory_operand): Declare.
3296 (reg_no_subreg_operand): Declare.
3297 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
3299 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
3301 * c-parse.in (compstmt_primary_start): New, broken out of first
3302 part of compstmt handling in primary.
3303 (primary): Use it. Add an error clause.
3304 (compstmt_nostart): Renamed from compstmt; remove all
3305 initial invocations of compstmt_start.
3308 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
3310 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
3313 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
3315 * combine.c (simplify_shift_const): Remove extra semicolon.
3316 * dwarf2out.c (remove_AT): Likewise.
3317 * expmed.c (expand_mult): Likewise.
3318 * gcov.c (create_program_flow_graph): Likewise.
3319 * reorg.c (mostly_true_jump): Likewise.
3321 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
3323 * fold-const.c (fold_range_test): Do not try to fold the range
3324 test if the rhs or lhs has side effects.
3326 * combine.c (simplify_rtx): Recognize another case of a synthesized
3329 * varasm.c (mark_constant_pool): When marking indirect references,
3330 only look at SYMBOL_REFs.
3332 * except.c (expand_fixup_region_end): Do not peek at
3333 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
3335 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
3337 * flags.h: New variables align_loops, align_loops_log,
3338 align_jumps, align_jumps_log, align_labels, align_labels_log,
3339 align_functions, align_functions_log.
3340 * toplev.c: Define them.
3341 (f_options): Handle -falign-* when they have no argument.
3342 (main): Add logic to set variables for -falign-functions,
3343 -falign-jumps, -falign-labels, -falign-loops.
3344 Make it -fsched-verbose=<n> and -finline-limit=<n>.
3345 (display_help): Change help to match options.
3346 * final.c (LABEL_ALIGN): Default to align_labels_log.
3347 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
3348 (LOOP_ALIGN): Default to align_loops_log.
3349 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
3350 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
3351 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
3352 * varasm.c (assemble_start_function): Handle align_functions.
3354 * config/sparc/sparc.h: Don't declare sparc_align_*.
3355 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
3356 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
3358 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
3360 * config/sparc/sparc.c: Delete sparc_align_loops,
3361 sparc_align_jumps, sparc_align_funcs and the corresponding string
3363 (sparc_override_options): Default align_functions on ultrasparc.
3364 Delete -malign-* handling.
3366 * config/mips/mips.c (override_options): On 64-bit targets,
3367 try to align code to 64-bit boundaries.
3368 (print_operand): New substitution, %~,
3369 which aligns labels to align_labels_log.
3370 * config/mips/mips.md (div_trap_normal): Use %~.
3371 (div_trap_mips16): Likewise.
3376 (ashldi3_internal): Likewise.
3377 (ashrdi3_internal): Likewise.
3378 (lshrdi3_internal): Likewise.
3379 (casesi_internal): Likewise.
3381 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
3383 Merge new ia32 backend from the branch!
3385 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
3386 See ChangeLog.P2 on new_ia32_branch for details.
3388 * rtl.h (stack_regs_mentioned_p): Delete prototype.
3389 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
3390 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
3391 * i386/gas.h (ASM_FILE_START): Define.
3392 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
3393 for name change of ix86_valid_decl_attribute_p.
3394 (i386_pe_valid_type_attribute_p): Similarly.
3396 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
3398 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
3399 to step through CC modes.
3401 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3403 * regmove.c (fixup_match_1): Don't move INSN in front of P if
3404 it would end up in the shadow of a live flags regsiter.
3406 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3408 * reload1.c: Fix many indentation problems.
3409 * reload.c: Likewise.
3411 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
3413 * alias.c (non_local_reference_p): Constify fmt.
3415 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
3417 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
3419 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
3421 * cse.c (delete_trivially_dead_insns): Do not delete stores to
3422 the internal_arg_pointer.
3424 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
3426 Merge peephole2 from new_ia32_branch:
3427 * Makefile.in (STAGESTUFF): Add *.peephole2.
3428 (mostlyclean): Likewise.
3429 (recog.o): Depend on resource.h.
3431 * final.c (peephole): Conditionalize decl on HAVE_peephole.
3432 (final_scan_insn): Likewise for the invocation of peephole.
3433 * genconfig.c (main): Look for peephole and peephole2 patterns.
3434 Emit HAVE_peephole* accordingly.
3435 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
3436 * flags.h (flag_peephole2): Declare.
3437 * toplev.c: New pass peephole2. New flag -fpeephole2.
3439 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
3440 * gencodes.c (main): Likewise.
3441 * genextract.c (main): Likewise.
3442 * genoutput.c (main): Likewise.
3443 * genemit.c (max_operand_1): Look for the max scratch operand.
3444 (gen_rtx_scratch): New.
3445 (gen_exp): Use it, and pass on new arg subroutine_type.
3446 (gen_expand): Take max scratch into account.
3447 (gen_split): Emit peephole2 functions.
3448 (output_peephole2_scratch): New.
3449 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
3450 * genrecog.c (routine_type): Add PEEPHOLE2.
3452 (make_insn_sequence): Match outer parallel for peep2. Discard
3453 top level scratches and dups.
3454 (add_to_sequence): New args insn_type and top. Update all callers.
3455 Handle toplevel peep2 matching insns.
3456 (write_subroutine): Handle peep2.
3457 (write_tree_1): Likewise.
3458 (write_tree): Likewise.
3460 (change_state): New arg afterward. Update all callers.
3461 Handle matching separate insns.
3462 * recog.c (recog_next_insn): New.
3463 (peephole2_optimize): New.
3464 * rtl.def (DEFINE_PEEPHOLE2): New.
3465 * resource.c (find_free_register): New argument last_insn. Use it
3466 to find a register available through the entire span.
3467 * resource.h (find_free_register): Update prototype.
3469 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
3471 * i386.c (output_strlen_unroll): Don't write xops[7]
3472 label if it wasn't set.
3474 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
3476 * cpplib.c (struct directive): Const-ify name pointer and
3477 function pointer prototype.
3478 (validate_else, do_define, do_line, do_include, do_undef,
3479 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
3480 do_elif, do_endif, do_sccs, do_assert, do_unassert,
3481 do_warning): Const-ify second arg.
3482 (directive_table): Mark const. Reorder entries by frequency
3483 of usage, record statistics.
3485 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
3487 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
3488 bounds- check RTL accesses if --enable-checking.
3489 (RTVEC_ELT): Bounds check if --enable-checking.
3490 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
3491 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
3492 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
3494 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
3495 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
3497 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
3498 (NOTE_SOURCE_FILE): Use X0STR.
3499 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
3500 MEM_ALIAS_SET): Use X0INT.
3501 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
3502 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
3504 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
3505 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
3506 (rtl_check_failed_bounds, rtl_check_failed_type1,
3507 rtl_check_failed_type2, rtvec_check_failed_bounds): New
3509 (fancy_abort): Fix comment.
3511 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
3512 (cse_insn): Decrement LABEL_NUSES for jump target before
3514 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
3515 * final.c (alter_subreg): Compute regno before changing x to
3516 REG; set REGNO(x) after changing it.
3517 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
3518 notes containing CONST_INTs.
3519 (delete_eh_regions): Use NOTE_EH_HANDLER.
3520 * function.c (put_reg_into_stack): Make reg a MEM before
3522 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
3524 (gen_mem_addressof): Make reg a MEM before initializing it.
3525 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
3527 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
3528 deleting an insn, not after.
3529 (block_alloc): Only look at PATTERN(insn) if we have to, and
3530 only if it's format class 'i'.
3531 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
3532 CONST_INT before using its INTVAL.
3533 * print-rtl.c (print_rtx): Use X0STR.
3534 * regmove.c (fixup_match_1): Don't look at PATTERN of
3535 non-class-'i' insn chain elements.
3536 * reload.c (loc_mentioned_in_p): Take address of
3537 in->fld[1].rtx directly.
3538 * reload1.c (reload): Change reg to a MEM before initializing
3540 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
3542 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
3544 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
3546 * config/mips/mips.c (machine_dependent_reorg): Force a
3547 barrier to output the local constant pool if a barrier hasn't
3548 been found at a natural point in the instruction stream.
3550 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3552 * c-parse.in (language_string): Constify.
3554 * dwarf2out.c (language_string): Remove declaration.
3556 * dwarfout.c (language_string): Likewise.
3558 * toplev.c (language_string, init_parse, finish_parse): Likewise.
3560 * tree.h (language_string, init_parse, finish_parse): Declare.
3562 * i386/sun386.h (language_string): Remove declaration.
3564 * mips.h (language_string): Likewise.
3566 * nextstep.h (language_string): Likewise.
3568 * nextstep21.h (language_string): Likewise.
3570 * rs6000.c (language_string): Likewise.
3572 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3574 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
3575 (getpwd.o): Remove target.
3577 * getpwd.c: Delete file. Its in libiberty now.
3579 * dbxout.c (getpwd): Don't prototype.
3580 * dwarf2out.c (getpwd): Likewise
3581 * dwarfout.c (getpwd): Likewise
3582 * final.c (getpwd): Likewise.
3583 * protoize.c (getpwd): Likewise.
3585 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3587 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
3589 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3591 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
3594 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
3596 * fixinc/Makefile.in (subdir): New.
3597 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
3600 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
3602 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
3603 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
3606 * invoke.texi: Fix typo.
3608 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
3609 changed. Handle autoincrement addressing modes.
3611 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
3612 just like we would the virtual incoming args register when
3615 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
3617 * rs6000.h (ASM_FILE_START): Specify complete filename, including
3618 path, in .file directive.
3620 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
3622 * gcc.texi (External Bugs): Remove obsolete note about Perl on
3625 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
3627 * stdbool.h: Make the typedef name _Bool, with bool a #defined
3630 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3632 * tree.c (tree_code_name): Constify a char*.
3634 * tree.h (tree_code_name, decl_printable_name): Likewise.
3636 * function.h (struct function): Likewise.
3638 * toplev.c (decl_name, decl_printable_name): Likewise.
3640 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
3642 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
3643 (init_objc): Remove function pointer cast.
3645 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3647 * pa.md (interspace_jump): New pattern.
3648 (builtin_longjmp): New expander.
3650 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
3652 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
3653 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
3654 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
3656 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
3658 * jump.c (delete_prior_computation): Also check calls
3659 to constant functions. Don't bother checking for a
3660 REG_UNUSED note before adding it.
3661 (delete_computation): Handle multi-word hard registers
3662 when synthesizing missing REG_DEAD notes for a register
3663 which is both set and used by an insn.
3665 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3667 * loop.c (this_loop_info): New variable.
3668 (loop_has_call, loop_has_volatile, loop_has_tablejump,
3669 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
3671 (prescan_loop, strength_reduce): New argument loop_info. All callers
3673 (scan_loop): New variable loop_info, initialise to address of
3675 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
3676 Delete variable loop_has_multiple_exit targets and replace with
3677 field in this_loop_info.
3678 (find_and_verify_loops): Rename this_loop to this_loop_num.
3679 (strength_reduce): Delete loop_iteration_info. Replace variable
3680 loop_info with function argument of same name.
3681 (insert_bct): Rework test for loop being completely unrolled.
3683 * loop.h (struct loop_info): New fields num, loops_enclosed,
3684 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
3685 has_indirect_jump, and cont. Redefine use of unroll_number.
3686 (loop_unroll_number): Delete.
3688 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
3690 (loop_iterations): Delete variable vtop and instead use
3691 loop_info->vtop computed in prescan_loop.
3693 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
3695 * fix-header.c (main): Do not pass a null pointer to strcmp.
3697 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
3699 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
3701 * configure: Rebuilt.
3703 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
3705 * jump.c (jump_optimize_1): Do not delete assignments to
3706 internal_arg_pointer.
3707 * cse.c (delete_trivially_dead_insns): Always consider a set of
3708 the internal_arg_pointer live.
3710 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
3712 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
3713 (update_life_info) [REG_WAS_0]: Search the original insns rather
3714 than the new insns for the note. Fix typos finding note_dest.
3715 If no dest found, discard the note rather than abort.
3716 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
3717 (replace_insns): Remove the old insn list after update_life_info
3720 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
3722 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
3724 (sched_analyze_1): Let add_dependence care for not adding dups.
3725 (sched_analyze_2): Likewise.
3726 (add_branch_dependences): Likewise.
3728 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
3730 * i386/winnt.c (export_list): New type.
3731 (exports_head): Rename to
3732 (export_head): this.
3733 (i386_pe_record_exported_symbol): Add is_data flag.
3734 (i386_pe_asm_file_end): Emit directive for exported variables.
3735 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
3737 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
3738 (ASM_DECLARE_OBJECT_NAME): Likewise.
3739 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3740 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3742 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
3744 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
3746 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
3749 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
3751 * config/openbsd.h: Define SET_ASM_OP.
3752 * tm.texi: cross-reference SET_ASM_OP in the index.
3754 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
3756 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
3757 for a CONST_DOUBLE, at compile time. Initialize rtx_length
3758 and class_narrowest_mode at compile time. Kill init_rtl.
3759 Mark rtx_length, mode_class, mode_size, mode_unit_size,
3760 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
3761 rtx_format as const. Kill all references to EXTRA_CC_MODES or
3763 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
3765 * rtl.h: Declare rtx_length and rtx_format as const.
3766 * machmode.def: Define CC(). Use CC() to define CCmode. If
3767 EXTRA_CC_MODES is defined, expand it here.
3768 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
3769 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
3770 const. Kill all references to EXTRA_CC_MODES.
3772 * toplev.c: Don't prototype or call init_rtl.
3773 * optabs.c: Don't call init_mov_optab.
3774 * genemit.c: Don't generate init_mov_optab. Don't call
3776 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
3778 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
3779 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
3780 genrecog.c: Don't call init_rtl.
3782 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
3783 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
3784 definition of EXTRA_CC_MODES.
3786 * md.texi: Kill ref to EXTRA_CC_NAMES.
3787 * tm.texi: Document new way to define EXTRA_CC_MODES.
3789 * genrecog.c: Do not look up the name of a define_split.
3792 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
3794 * config/v850/v850.md: Fix typo introduced by previous delta.
3796 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3798 * gcc.c (fatal): Make definition static to match prototype.
3800 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3802 * combine.c (get_last_value): Don't look for earlier sets if the last
3803 known set is somewhere in between the insns being combined.
3805 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
3807 * configure.in: Don't use shell ! to negate exit codes
3808 * configure: Regenerate
3810 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
3812 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
3813 the fact that ALIGN is measured in bits, not bytes.
3815 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
3817 * errors.c: New file; defines functions error, warning, and
3818 fatal, variables have_error and progname.
3819 * errors.h: New file; prototypes and decls for stuff in errors.c.
3821 * Makefile: Add rules to build errors.o and
3822 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
3823 genopinit, genrecog, genextract, genpeep, genattr, and
3824 genoutput with errors.o. Add errors.h to deps of genconfig.o,
3825 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
3826 genpeep.o, genattr.o, and genoutput.o.
3828 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
3829 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
3830 define or prototype fatal. Set progname at beginning of main.
3831 * genoutput.c: Likewise, and don't define or prototype error
3834 * c-typeck.c (c_expand_start_case): Return immediately if exp
3836 * fold-const.c (operand_equal_p): Return immediately if arg1
3837 or arg0 are ERROR_MARKs.
3838 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
3839 fields of type ERROR_MARK when calculating if the record can
3842 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
3843 with much help from Jeffrey A Law and Richard Henderson
3845 * i386.md: In the 6 insns which call output_fix_trunc,
3846 earlyclobber operands[0].
3848 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
3850 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
3851 creating new registers.
3853 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
3855 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
3856 i386_reg_alloc_order, i386_regparm_string,
3857 i386_align_loops_string, i386_align_jumps_string,
3858 i386_align_funcs_string, i386_preferred_stack_boundary_string,
3859 and i386_branch_cost_string as type "const char *".
3860 * i386.c: Define all above strings as type "const char *".
3862 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
3864 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
3865 when emitting alignment padding. Emit padding byte of 0 instead of 4.
3867 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3869 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
3870 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
3872 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
3874 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
3875 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
3876 (dwarf2out_line, dwarf2out_finish): Likewise.
3877 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
3879 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
3881 * tree.c (lang_unsave_expr_now) : Correct return type.
3882 * tree.h (lang_unsave_expr_now) : Same.
3884 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
3886 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
3887 instead of duplicating code.
3889 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3891 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
3893 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
3895 * tree.h: fancy_abort always takes three args.
3896 * resource.c: Move include of system.h before toplev.h.
3898 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
3900 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
3903 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
3905 * system.h: Don't redefine abort or trim_filename.
3906 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
3907 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
3908 whether or not __FUNCTION__ is available.
3909 * tree.h: Duplicate rtl.h's definition of abort, for files
3910 that don't include rtl.h. Delete all code to perform type
3911 checking with a compiler other than GCC.
3912 * varray.h: Delete all code to perform type checking with a
3913 compiler other than GCC. Make VARRAY_CHECK() always evaluate
3914 its arguments exactly once, using a statement expression.
3915 Adjust the VARRAY_<type> accessor macros to match.
3916 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
3917 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
3918 caller's location. Define fatal_insn and fatal_insn_not_found
3919 as macros that use _fatal_insn and _fatal_insn_not_found.
3920 (fancy_abort, trim_filename): Kill prototypes.
3922 * rtl.c (trim_filename): Move here from toplev.c.
3923 (fancy_abort): New function.
3924 (DIR_SEPARATOR): Provide default definition.
3925 * tree.c (tree_check_failed, tree_class_check_failed): Go
3926 through fancy_abort.
3927 (tree_check, tree_class_check, cst_or_constructor_check,
3928 expr_check): Delete.
3929 * varray.c (varray_check_failed): New function.
3930 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
3931 _fatal_insn and _fatal_insn_not_found. Go through
3933 (trim_filename, fancy_abort): Delete.
3935 * builtins.c (expand_builtin_args_info): Report ICE with abort.
3936 * except.c (start_catch_handler): Report ICE with error/abort
3938 * final.c (output_operand_lossage): Likewise.
3939 * flow.c (verify_flow_info): Likewise.
3941 * gcc.c: Prototype fatal.
3942 * gengenrtl.c: Undef abort after including rtl.h not system.h.
3943 * genattr.c, genattrtab.c, genemit.c, genextract.c,
3944 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
3945 Don't define fancy_abort.
3947 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
3949 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
3952 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
3954 * m88k.h (VERSION_INFO2): Kill.
3955 (VERSION_STRING): Kill.
3957 (VERSION_INFO1): Tidy.
3958 (TARGET_VERSION): Update.
3959 * m88k/dgux.h (VERSION_INFO2): Kill.
3960 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
3961 * m88k/luna.h (VERSION_INFO1): Tidy.
3962 * m88k/sysv4.h (VERSION_INFO1): Likewise.
3963 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
3964 (output_file_start): Adjust for death of VERSION_STRING.
3966 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
3968 * cpplib.c (detect_if_not_defined): New function.
3969 (do_if): Use it to detect potential once-only headers.
3971 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
3973 * c-common.c (combine_strings): Always set TREE_CONSTANT.
3975 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
3977 * combine.c (nonzero_bits) : Allow single-ly set registers to be
3978 anywere in the function only if they are pseudos and set before
3979 being used (not live at the start of the function).
3980 (num_sign_bit_copies) : Same.
3981 (get_last_value_validate) : Same.
3982 (get_last_value) : Same.
3984 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
3986 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
3987 where N and M are constant and N is an integer multiple of M.
3989 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3991 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
3992 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3993 sbitmap_union_of_preds): Add prototypes.
3994 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
3995 the intersection of successors with the new flow graph structures.
3996 (sbitmap_intersection_of_preds): New function to compute the
3997 intersection of predecessors with the new flow graph structures.
3998 (sbitmap_union_of_succs): New function to compute the union of
3999 successors with the new flow graph structures.
4000 (sbitmap_union_of_preds): New function to compute the union of
4001 predecessors with the new flow graph structures.
4002 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
4003 (expr_reaches_here_p): Use edge and basic_block structures instead
4004 of s_preds and s_succs.
4005 (compute_cprop_avinout): Use new sbitmap routines.
4006 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
4007 of s_preds and s_succs.
4008 * flow.c (compute_flow_dominators): Compute dominators using
4009 edges and basic blocks instead of s_preds and s_succs.
4011 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4013 * lists.c (unused_insn_list, unused_expr_list): New file for
4014 maintaining various types of lists. New statics for maintaining a
4015 cache of available INSN_LIST and EXPR_LIST nodes.
4016 (free_list): Static function for freeing a list of INSN/EXPR nodes.
4017 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
4018 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
4019 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
4020 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
4021 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
4022 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
4023 (free_INSN_LIST_node): Free an individual INSN_LIST node.
4024 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
4025 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
4026 (remove_dependence, free_pending_lists): Use new global routines.
4027 (flush_pending_lists, sched_analyze_insn): Use new global routines.
4028 (sched_analyze, compute_block_backward_dependences): Use new routines.
4029 (sched_analyze_1, sched_analyze_2): Use new routines.
4030 (schedule_insns): Use new global routines.
4031 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
4033 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
4034 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
4036 * toplev.c (rest_of_compilation): Initialize node cache.
4037 * Makefile.in (OBJS): Add lists.o to list of object files.
4038 (lists.o): Add dependancies.
4040 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
4042 * config/v850/v850.md: Fix compile time warning messages.
4043 * config/v850/v850.c: Fix compile time warning messages.
4044 * config/v850/v850.h: Fix compile time warning messages.
4046 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4048 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
4049 Remove unused prototype for `init_lengths'.
4051 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4053 * calls.c (emit_call_1): Mark parameter `stack_size' with
4055 (expand_call): Initialize variable `insn'.
4056 (emit_library_call): Likewise for variable `high_to_save'.
4057 (emit_library_call_value): Likewise.
4058 (store_one_arg): Likewise for variables `lower_bound' and
4061 * combine.c (try_combine): Likewise for variables `i2_code_number'
4062 and `other_code_number'.
4063 (find_split_point): Likewise for variables `pos', `unsignedp' and
4065 (simplify_if_then_else): Likewise for variables `op' and `c1'.
4066 (simplify_and_const_int): Remove unused variable `width'.
4067 (merge_outer_ops): Likewise.
4069 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
4070 HOST_WIDE_INT' when comparing against one.
4071 (simplify_relational_operation): Likewise.
4072 (cse_insn): Initialize variables `src_eqv_volatile',
4073 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
4075 * final.c (init_final): Constify parameter `filename'.
4076 (final_start_function): Mark parameter `optimize' with
4078 (profile_function): Likewise for parameters `first' and `optimize'.
4079 (output_source_line): Likewise for parameter `file'.
4081 * integrate.c (subst_constants): Cast a value to `size_t' when
4082 comparing against one.
4083 (mark_stores): Initialize variable `mode'. Cast a value to
4084 `size_t' when comparing against one.
4086 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
4088 * loop.c (move_movables): Initialize variable `first'.
4089 (strength_reduce): Likewise for variable `increment'.
4090 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
4091 value to `size_t' when comparing against one.
4092 (load_mems): Initialize variable `end_label'.
4094 * output.h (init_final): Constify parameter.
4096 * reload.c (decompose): Initialize variable `base'.
4098 * reload1.c (reload): Likewise for variable `is_scalar'.
4099 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
4100 (choose_reload_regs): Initialize variable `mode'.
4101 (emit_reload_insns): Likewise for variable `store_insn'.
4102 (reload_cse_noop_set_p): Mark parameter `insn' with
4104 (reload_combine): Initialize variable `set'.
4106 * unroll.c (unroll_loop): Likewise for variable `local_label'.
4107 (copy_loop_body): Cast a value to `size_t' when comparing against
4110 * varasm.c (assemble_variable): Initialize variable `size_tree'.
4111 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
4112 (remove_from_pending_weak_list): Mark parameter `name' with
4115 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4117 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
4120 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
4122 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
4123 (ASM_DECLARE_FUNCTION_NAME): Define.
4124 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
4125 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
4126 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
4127 not already defined.
4129 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
4131 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
4132 of n_popped when call/call_value are not defined.
4134 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
4136 * tm.texi: GNU CC -> GCC conversion.
4137 (CC1_SPEC): Indicate it is used for all language front ends.
4139 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
4141 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
4142 NOTE_INSN_EH_REGION_END correctly.
4144 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4145 Jeff Law <law@cygnus.com>
4147 * loop.c (strength_reduce): Automatically unroll loops if the
4148 unrolled loop size is smaller than the rolled loop size.
4150 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
4151 and delete comment that code should be rewritten.
4153 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
4155 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
4158 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
4160 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4162 * fixinc/mkfixinc.sh: Don't fix uwin headers.
4163 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
4164 (LINK_SPEC): Add -u _main when building executables.
4165 (ASM_DECLARE_FUNCTION): Update from Cygwin.
4166 (ASM_FILE_END): Use the default for ix86-pe.
4167 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
4169 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
4171 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
4172 and ASM_CLOSE_PAREN are empty strings.
4174 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
4175 Geoffrey Keating <geoffk@cygnus.com>
4177 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
4178 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
4179 (unprotoize.o): Ditto.
4180 (test-protoize-simple): Don't define STD_PROTO_DIR.
4181 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
4182 changes to make 'test-protoize-simple' pass.
4183 (STD_PROTO_DIR): Remove define.
4184 (STANDARD_EXEC_PREFIX): Supply default define.
4185 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
4186 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
4187 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
4188 (GET_ENV_PATH_LIST): New macro.
4189 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
4190 (do_processing): Initialize default_syscalls_dir using new
4191 macros. Use it to initialize syscalls_absolute_filename.
4193 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
4195 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
4196 B into a register before emit_conditional_move.
4198 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
4200 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
4201 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
4202 multiplicand out of (+ (* a b) (* c d)).
4204 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
4205 Richard Henderson <rth@cygnus.com>
4207 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
4208 (new_insn_dead_notes): Likewise.
4209 (update_n_sets): Likewise.
4210 (update_flow_info): Move to flow.c, renamed to update_life_info;
4211 extend to handle multiple source insns.
4212 * flow.c: Include resource.h
4213 (unlink_insn_chain): New.
4214 (split_hard_reg_notes): New.
4215 (maybe_add_dead_note): New.
4216 (maybe_add_dead_note_use): New.
4217 (find_insn_with_note): New.
4218 (new_insn_dead_notes): New.
4219 (update_n_sets): New.
4220 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
4221 (maybe_remove_dead_notes): New.
4222 (update_life_info): New.
4223 (prepend_reg_notes): New.
4224 (replace_insns): New.
4225 * output.h (update_life_info): Declare.
4226 * recog.c (split_block_insns): Use update_life_info.
4227 * resource.c (find_free_register): Use reg_alloc_order, don't use
4228 fixed regs, make sure the mode is supported, don't use new regs.
4230 * rtl.h (replace_insns): Declare.
4232 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
4234 * expr.c (expand_expr): Cope with COND_EXPRs with one
4235 non-returning branch.
4237 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
4239 * expr.c (store_expr): Always pass down the target, even when not
4242 1999-08-24 Nick Clifton <nickc@cygnus.com>
4244 * configure.in: Define target_cpu_default for v850 targets.
4245 * configure: Regenerate
4247 * config/v850/v850.h (TARGET_CPU_generic): Define.
4248 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
4249 addresses are 4 byte aligned.
4251 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
4254 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4256 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
4257 (main): Add prototypes.
4259 * genattrtab.c (substitute_address, write_const_num_delay_slots,
4260 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
4261 (write_attr_get): Emit prototypes along with function definition.
4262 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
4263 (write_complex_function): Emit static prototype along with
4264 function definition.
4266 * genemit.c (gen_split): Emit prototypes along with function
4269 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
4270 Likewise for predicates and `insn_operand_predicate'.
4271 (process_template): Emit static prototype along with function
4274 * genrecog.c (make_insn_sequence): Constify a char*. Add
4275 prototypes for get_split_*().
4276 (write_subroutine): Emit prototypes along with function
4279 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4281 * gcse.c (find_avail_set): Follow chains of register-register copies.
4282 Use oprs_not_set_p to guarantee that the returned value can be
4284 (cprop_insn): Don't verify the return value of find_avail_set with
4287 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
4288 (cprop_cc0_jump): New function.
4289 (cprop_insn): Break out new function cprop_jump and use it.
4290 Also use cprop_cc0_jump for machines with CC0.
4291 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
4293 * tree.h (current_function_calls_setjmp,
4294 current_function_calls_longjmp): Delete declarations.
4295 * dsp16xx.c: Include "function.h".
4296 * elxsi.c: Likewise.
4297 * gmicro.c: Likewise.
4298 * h8300.c: Likewise.
4301 * mn10200.c: Likewise.
4302 * mn10300.c: Likewise.
4303 * ns32k.c: Likewise.
4307 * rtl.h (rtx_equal_function_value_matters): Declare.
4308 * toplev.c (rtx_equal_function_value_matters): Don't declare.
4310 * function.c: Likewise.
4311 * emit-rtl.c: Likewise.
4313 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
4315 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
4318 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4320 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
4323 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
4325 * cpp.texi: Add a node documenting macro varargs (copied
4328 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
4330 * cppspec.c: Put a null pointer at the end of the new argv.
4332 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
4334 * configure.in: Remove code to select/de-select the haifa
4335 scheduler. Every scheduled port gets haifa now.
4336 * configure: Rebuilt.
4337 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
4339 * Makefile.in: Corresponding changes.
4341 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4343 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
4344 All callers changed.
4345 (prepare_float_lib_cmp): Likewise.
4346 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
4347 * expr.h (emit_float_lib_cmp): Delete declaration.
4348 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
4349 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
4350 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
4352 (cmptf): Now conditional on TARGET_HARD_QUAD.
4354 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
4356 * resource.c (mark_target_live_regs): Use
4357 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
4359 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4361 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
4363 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
4365 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
4367 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4369 * rtl.h (rtx_format): Constify a char*.
4371 * rtl.c (rtx_format): Likewise.
4372 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
4373 (init_rtl): Use accessor macro, not `rtx_format'.
4375 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
4378 * caller-save.c (mark_referenced_regs): Likewise.
4380 * combine.c (subst, make_compound_operation, known_cond,
4381 gen_rtx_combine, update_table_tick, get_last_value_validate,
4382 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
4384 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
4385 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
4386 count_reg_usage): Likewise.
4388 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
4391 * final.c (leaf_renumber_regs_insn): Likewise.
4393 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
4394 dump_edge_info, count_reg_references): Likewise.
4396 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
4397 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
4400 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
4401 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
4402 add_label_notes): Likewise.
4404 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
4405 clear_struct_flag, count_sub_rtxs, count_alternatives,
4406 compares_alternatives_p, contained_in_p, walk_attr_value,
4407 write_expr_attr_cache): Likewise.
4409 * genconfig.c (walk_insn_part): Likewise.
4411 * genemit.c (max_operand_1, gen_exp): Likewise.
4413 * genextract.c (walk_rtx): Likewise.
4415 * genflags.c (num_operands): Likewise.
4417 * genoutput.c (scan_operands): Likewise.
4419 * genpeep.c (match_rtx): Likewise.
4421 * genrecog.c (add_to_sequence): Likewise.
4423 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
4426 * integrate.c (save_constants, copy_for_inline,
4427 copy_rtx_and_substitute, subst_constants, restore_constants):
4430 * jump.c (mark_jump_label, invert_exp, redirect_exp,
4431 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
4433 * local-alloc.c (contains_replace_regs, memref_referenced_p):
4436 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
4437 add_label_notes, replace_call_address, count_nonfixed_reads,
4438 invariant_p, find_single_use_in_loop, find_mem_givs,
4439 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
4442 * print-rtl.c (reg_names, print_rtx): Likewise.
4444 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
4446 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
4447 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
4448 print_blocks): Likewise.
4450 * regclass.c (fix_register, record_address_regs,
4451 reg_scan_mark_refs): Likewise.
4453 * regmove.c (stable_but_for_p): Likewise.
4455 * reload.c (loc_mentioned_in_p, operands_match_p,
4456 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
4457 copy_replacements, refers_to_regno_for_reload_p,
4458 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
4459 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
4462 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
4463 delete_address_reloads_1, count_occurrences,
4464 reload_cse_mem_conflict_p, reload_combine_note_use,
4465 add_auto_inc_notes): Likewise.
4467 * resource.c (mark_referenced_resources, mark_set_resources):
4470 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
4471 reg_mentioned_p, regs_set_between_p, modified_between_p,
4472 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
4473 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
4474 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
4475 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
4477 * sched.c (sched_analyze_2, attach_deaths): Likewise.
4479 * stupid.c (stupid_mark_refs): Likewise.
4481 * unroll.c (remap_split_bivs): Likewise.
4483 * varasm.c (mark_constants): Likewise.
4485 * a29k/a29k.c (uses_local_reg_p): Likewise.
4487 * alpha/alpha.c (summarize_insn): Likewise.
4489 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
4490 eliminate_lr2ip): Likewise.
4492 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
4494 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
4495 reg_mentioned_in_mem): Likewise.
4497 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
4498 symbolic_reference_mentioned_p): Likewise.
4500 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
4502 * sh/sh.c (regs_used, mark_use): Likewise.
4504 * vax/vax.c (vax_rtx_cost): Likewise.
4506 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4508 * machmode.h (mode_name): Constify a char*.
4510 * rtl.c (mode_name): Likewise.
4512 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
4514 * optabs.c (init_libfuncs): Constify a char*.
4516 * print-tree.c (mode_name): Remove redundant declaration.
4517 (print_node): Use accessor macro, not `mode_name'.
4519 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
4521 (new_spill_reg): Constify a char*.
4523 * tree.c (mode_name): Remove redundant declaration.
4525 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4527 * rtl.c (rtx_name): Constify a char*.
4529 * rtl.h (rtx_name, fix_sched_param): Likewise.
4531 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
4532 (mypr): Use accessor macro, not `rtx_name'.
4534 * genemit.c (print_code): Constify a char*.
4536 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
4538 * genpeep.c (print_code): Constify a char*.
4540 * genrecog.c (print_code): Likewise.
4542 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
4543 end_bb): Add static prototype.
4544 (draw_edge): Constify a char*.
4545 (end_bb): Remove unused parameter.
4547 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
4548 print_block_visualization): Constify a char*.
4550 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
4552 * c-common.c (c_get_alias_set): Update comment.
4554 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4556 * linux.h (LIB_SPEC): Added.
4558 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4560 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
4562 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
4564 * tree.c (expr_check): Fix typo in last change.
4566 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
4568 * rtl.def (NOTE): Change format to "iuu0n".
4569 (ADDR_DIFF_VEC): Change format to "eEee0".
4570 (ADDRESSOF): Change format to "eit".
4572 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
4573 (RTVEC_ELT): Change to match.
4574 (XVECEXP): Use XVEC and RTVEC_ELT.
4575 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
4576 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
4577 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
4578 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
4579 TRAP_CONDITION, TRAP_CODE): Use XEXP.
4580 (INTVAL): Use XWINT.
4581 (ADDRESSOF_DECL): Use XTREE.
4582 (SET_ADDRESSOF_DECL): Delete.
4583 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
4584 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
4585 ifdefed out since 2.6 at least.
4586 (gen_rtvec_vv): Delete prototype.
4588 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
4590 (copy_most_rtx): Handle 't' format letter.
4591 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
4592 (gen_rtvec_vv): Delete function. All callers changed to use
4593 gen_rtvec_v instead.
4594 * print-rtl.c (print_rtx): Move special casing of NOTEs to
4595 the '0' format letter.
4597 * function.c (gen_mem_addressof): Don't use
4598 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
4600 * integrate.c (copy_rtx_and_substitute): Likewise.
4601 Copy 't' slots with XTREE.
4602 (subst_constants): Treat 't' slots like '[swi]' slots.
4603 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
4604 * jump.c (rtx_equal_for_thread_p): Likewise.
4605 * rtlanal.c (rtx_equal_p): Likewise.
4606 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
4607 only four arguments.
4608 * gengenrtl.c (type_from_format): Provide correct types for
4612 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
4613 If a recent gcc is in use (always in stage2 and beyond), use
4614 statement expressions, so we don't make a function call unless
4615 the check fails. Evaluate arguments exactly once.
4616 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
4617 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
4619 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
4620 they evaluate their arguments exactly once, irrespective of
4621 the compiler in use.
4623 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
4624 is used by the currently-enabled check macros. This is:
4625 (tree_check_failed, tree_class_check_failed): For gcc.
4626 (tree_check, tree_class_check, cst_or_constructor_check,
4627 expr_check): For other compilers.
4629 * gencheck.c: Do not define any *_CHECK1 macros.
4631 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
4632 Mark Mitchell <mark@codesourcery.com>
4634 * c-common.c (c_get_alias_set): Fix support for poitners and
4637 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
4639 * alias.c: Include tree.h.
4640 (nonlocal_reference_p, mark_constant_function): New functions.
4641 * flow.c (life_analysis): Call mark_constant_function.
4642 * rtl.h (mark_constant_function): Declare it.
4644 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
4646 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
4647 unrecognisable switches.
4649 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4651 * loop.c (recombine_givs): Set ix field after sorting.
4652 (recombine_givs): Remove bogus index / giv lockstep looping.
4654 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4656 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
4658 (emit_store_flag_force): Use do_compare_rtx_and_jump.
4659 (do_cmp_and_jump): Formatting fixes.
4660 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
4661 do_compare_rtx_and_jump instead of compare_from_rtx.
4662 (do_compare_rtx_and_jump): New function; mostly copied from
4664 (do_jump_for_compare): Delete.
4665 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
4667 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
4668 of compare/do_jump_for_compare pairs.
4669 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
4670 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
4671 compare_from_rtx/do_jump_for_compare pairs.
4672 (do_jump_by_parts_equality): Likewise.
4673 (do_jump_by_parts_equality_rtx): Likewise.
4674 * expr.h (do_compare_rtx_and_jump): Declare.
4675 * optabs.c (prepare_cmp_insn): New function, contains most of the code
4676 that used to be in emit_cmp_insn.
4677 (cmp_available_p): New function.
4678 (prepare_operand): New function.
4679 (emit_cmp_and_jump_insn_1): New function, contains some code that used
4680 to be in emit_cmp_insn.
4681 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
4682 parameters to be pointers; don't emit final compare but modify some of
4683 the values pointed to by the args so the caller can perform the
4685 (expand_binop): Call emit_store_flag_force with signed forms of
4687 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
4688 emit_jump_insn pair.
4689 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
4690 emit_cmp_and_jump_insn_1. Call emit_queue.
4691 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
4693 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
4694 jump sets cc0 before deleting it.
4695 * integrate.c (expand_inline_function): Likewise.
4696 * unroll.c (unroll_loop): Similar changes in several places.
4697 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
4700 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4702 * Makefile.in (insn-recog.o): Update dependencies.
4703 * genrecog.c (main): Make generated file include "function.h".
4705 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
4707 * cse.c (cse_insn): Call never_reached_warning when a jump is
4708 changed to be unconditional.
4709 * flags.h: Declare warn_notreached.
4710 * flow.c (delete_block): Call never_reached_warning when
4712 * jump.c (delete_barrier_successors): Call never_reached_warning
4713 when we delete everything after a BARRIER.
4714 (never_reached_warning): New function.
4715 * rtl.h: Declare never_reached_warning.
4716 * toplev.c (warn_notreached): New variable.
4717 (lang_independent_options): Set warn_notreached
4718 when -Wunreachable-code.
4719 (compile_file): We need line numbers for -Wunreachable-code.
4721 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
4723 * haifa-sched.c (insn_unit): Fix typo on out of range test.
4724 * sched.c (insn_unit): Likewise.
4726 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
4728 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
4730 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4732 * flow.c (create_edge_list): Use xmalloc, not malloc.
4734 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
4736 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
4737 C-style comments. Do not lose the character before double slash.
4739 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4741 * basic-block.h (struct edge_list): Stucture to maintain a vector
4743 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
4744 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
4745 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
4746 New function prototypes.
4747 * flow.c (create_edge_list): Function to create an edge list.
4748 (free_edge_list): Discards memory used by an edge list.
4749 (print_edge_list): Debug output showing an edge list.
4750 (verify_edge_list): Internal consistency check for an edge list.
4751 (find_edge_index): Function to find an edge index for a pred and succ.
4753 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
4755 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
4758 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
4760 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
4762 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4764 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4766 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
4768 * toplev.c (rest_of_compilation): Allow machine dependent
4769 reorganisation pass to place information into the RTL dump
4770 file if it so wishes.
4772 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
4774 * explow.c (hard_function_value): Use VOIDmode instead of
4776 * stmt.c (expand_return): Likewise.
4777 * stor-layout.c (get_best_mode): Likewise.
4779 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
4780 emit call instead of emit_insn call.
4782 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4784 * configure.in: Handle --disable/enable-win32-registry.
4785 * install.texi: Document --disable/enable-win32-registry.
4786 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
4787 (WIN32_REGISTRY_KEY): New macro.
4788 * prefix.c: Use to enable/disable win32-specific code.
4789 (lookup_key): Use versioned key.
4790 * configure: Regenerate.
4791 * config.in: Likewise.
4793 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
4795 * cpplib.c (read_line_number): New fn, split out of...
4798 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4800 tree.c (lang_unsave_expr_now) : New.
4801 (unsave_expr_now): Call lang_unsave_expr_now.
4802 tree.h (lang_unsave_expr_now) : New.
4804 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
4806 * toplev.c (flag_new_exceptions): On by default.
4808 1999-08-13 Michael Meissner <meissner@cygnus.com>
4810 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
4812 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4814 * dwarfout.c (fundamental_type_code): Return FT_boolean for
4815 INTEGER_TYPE with precision==1, it's __java_boolean.
4817 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4819 * global.c (prune_preferences): Move some invariants out of the
4822 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
4824 * configure.in (alpha*-dec-osf*): Add osf5.
4826 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
4828 * configure.in: Rework handling of ARM GNU/Linux slightly.
4829 (arm*-*-linux-gnuoldld): New target.
4830 * configure: Regenerate.
4831 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
4832 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
4833 * config/arm/linux-oldld.h: New file.
4834 * config/arm/linux-elf26.h: Don't include linux-elf.h.
4835 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
4837 * config/arm/linux-elf.h (ASM_SPEC): Define.
4838 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
4839 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
4840 for 26-bit APCS and old linker.
4841 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
4843 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
4844 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
4845 don't define `arm' or `arm_elf'.
4846 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
4847 MULTILIB_DIRNAMES): Define. Fix typo in comment.
4849 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
4851 * rtl.texi: Fix typo.
4853 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
4855 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
4857 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
4859 * extend.texi (C++ Signatures): Remove node.
4860 * invoke.texi: Remove discussion of -fhandle-signatures,
4861 signature, sigof, __signature__, and __sigof__.
4863 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
4865 * Makefile.in (JAVAGC): Removed.
4867 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
4869 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4871 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
4873 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4875 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
4877 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
4878 a register that is already known to be a pointer.
4880 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
4882 * fixinc/inclhack.tpl: Only install assert.h conditionally.
4883 * fixinc/inclhack.sh: Regenerated.
4884 * fixinc/fixincl.sh: Regenerated.
4886 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
4888 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
4889 Fix documentation of -ansi flag to describe its C++ behavior.
4890 Remove bogus reference to GCC 2.9.
4892 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
4894 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
4895 note if it is non-NULL.
4897 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4899 * except.h (eh_nesting_info): Add new structure defintion.
4900 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
4901 (reachable_handlers, update_rethrow_references): Add function
4903 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
4904 a rethrow symbol instead of an integer exception region number.
4905 * flow.c (Make_edges): Use new exception nesting routines to determine
4906 which handlers are reachable from a CALL or asynchronous insn.
4907 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
4909 (delete_eh_regions): Update rethrow labels, and don't delete
4910 regions which are the target of a rethrow.
4911 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
4912 avoid overloading the SYMBOL_REF_USED flag.
4913 (rethrow_symbol_map): Use new rethrow_ref field.
4914 (rethrow_used): Use new rethrow_ref field.
4915 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
4916 of an integer. Fix formatting.
4917 (output_exception_table_entry): Use new rethrow_ref field.
4918 (can_throw): Check for EH_REGION_NOTE before deciding
4919 whether a CALL can throw or not.
4920 (scan_region): Call rethrow_used() instead of accessing data structure.
4921 (update_rethrow_references): New function to make sure only regions
4922 which are still targets of a rethrow are flagged as such.
4923 (process_nestinfo): New static function to initialize a handler
4924 list for a specific region.
4925 (init_eh_nesting_info): New function to allocate and initialize
4926 the list of all EH handlers reachable from all regions.
4927 (reachable_handlers): New function to retrieve the list of handlers
4928 reachable from a specific region and insn.
4929 (free_eh_nesting_info): New function to dispose of a list of
4932 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4934 * flow.c (split_edge): Set JUMP_LABEL field.
4935 (commit_one_edge_insertion): Set head correctly for insert_before.
4936 When inserting insns, update insn block numbers if allocated.
4938 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4940 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
4941 retry_incomplete_types): Add static prototype.
4942 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
4943 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
4944 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
4945 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
4946 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
4949 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
4950 dwarf2out_start_source_file, dwarf2out_line): Likewise.
4952 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4954 * output.h (assemble_name): Constify a char*.
4956 * varasm.c (UNIQUE_SECTION, assemble_start_function,
4957 assemble_variable, assemble_name): Likewise.
4959 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
4961 * arm/pe.c (arm_pe_unique_section): Likewise.
4963 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
4965 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
4967 * i386/interix.c (i386_pe_unique_section): Likewise.
4969 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4971 * i386/winnt.c (i386_pe_unique_section): Likewise.
4973 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
4975 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
4977 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
4979 * pa/pa.c (output_call): Likewise.
4981 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
4983 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
4985 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
4988 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
4991 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4993 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
4994 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
4996 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
4998 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5000 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
5002 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5004 * tree.h (lang_identify): Constify a char*.
5005 (print_error_function): Add extern prototype. Constify a char*.
5007 * c-lang.c (lang_identify): Constify a char*.
5009 * objc/objc-act.c (lang_identify): Constify a char*.
5011 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5013 * genpeep.c (main): Make generated file include "function.h".
5014 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
5016 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5018 * Makefile.in: Update dependencies.
5019 * alias.c: Include "function.h"
5020 * c-decl.c: Likewise.
5021 * caller-save.c: Likewise.
5022 * calls.c: Likewise.
5023 * combine.c: Likewise.
5025 * explow.c: Likewise.
5026 * final.c: Likewise.
5027 * global.c: Likewise.
5028 * graph.c: Likewise.
5029 * local-alloc.c: Likewise.
5031 * optabs.c: Likewise.
5032 * profile.c: Likewise.
5033 * recog.c: Likewise.
5034 * regclass.c: Likewise.
5035 * regmove.c: Likewise.
5036 * reload.c: Likewise.
5037 * reorg.c: Likewise.
5038 * resource.c: Likewise.
5039 * sched.c: Likewise.
5040 * stupid.c: Likewise.
5041 * config/1750a/1750a.c: Likewise.
5042 * config/a29k/a29k.c: Likewise.
5043 * config/arc/arc.c: Likewise.
5044 * config/arm/arm.c: Likewise.
5045 * config/arm/thumb.c: Likewise.
5046 * config/c4x/c4x.c: Likewise.
5047 * config/clipper/clipper.c: Likewise.
5048 * config/convex/convex.c: Likewise.
5049 * config/fx80/fx80.c: Likewise.
5050 * config/i860/i860.c: Likewise.
5051 * config/m68k/m68k.c: Likewise.
5052 * config/m88k/m88k.c: Likewise.
5053 * config/mips/mips.c: Likewise.
5054 * config/pdp11/pdp11.c: Likewise.
5055 * config/pyr/pyr.c: Likewise.
5056 * config/romp/romp.c: Likewise.
5057 * config/sh/sh.c: Likewise.
5058 * config/tahoe/tahoe.c: Likewise.
5059 * config/vax/vax.c: Likewise.
5060 * config/we32k/we32k.c: Likewise.
5061 * config/sparc/sparc.c: Include "function.h".
5062 (mem_min_alignment): Test current_function rather than
5063 regno_pointer_align.
5064 * config/pa/pa.c: Likewise.
5065 (compute_frame_size): Delete declaration of
5066 current_function_outgoing_args_size.
5067 * config/arc/arc.h (current_function_varargs): Delete declaration.
5068 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
5070 * config/i370/i370.h (current_function_outgoing_args_size): Delete
5072 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
5073 current_function_uses_pic_offset_table.
5074 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
5075 of current_function_returns_pointer.
5076 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5077 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5078 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5079 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5080 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5081 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
5082 * config/m88k/m88k.c: Include "function.h"
5083 (call_used_regs, current_function_pretend_args_size,
5084 current_function_outgoing_args_size, frame_pointer_needed): Delete
5086 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
5088 * config/mips/mips.h (current_function_calls_alloca): Delete
5090 * config/mn10200/mn10200.h (current_function_needs_context,
5091 rtx_equal_function_value_matters): Delete declarations.
5092 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
5093 flag_pic): Delete declarations.
5094 * config/pa/pa.h (current_function_pretend_args_size,
5095 current_function_decl): Delete declarations.
5096 * config/pa/som.h (current_function_varargs): Delete declaration.
5097 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
5099 * config/pyr/pyr.h (current_function_pretend_args_size,
5100 current_function_args_size, current_function_calls_alloca): Delete
5102 * config/sh/sh.h (current_function_varargs): Delete declaration.
5103 * config/sparc/sparc.h (current_function_outgoing_args_size,
5104 current_function_calls_alloca, current_function_decl): Delete
5106 * config/spur/spur.h (current_function_pretend_args_size,
5107 current_function_calls_alloca): Delete declarations.
5108 * config/v850/v850.c (current_function_outgoing_args_size): Delete
5110 * config/vax/vms.h (current_function_name): Delete declaration.
5111 * gcse.c: Include "function.h".
5112 (current_function_name, current_function_calls_setjmp): Delete
5114 * haifa-sched.c: Include "function.h".
5115 (forced_labels): Delete declaration.
5117 * reg-stack.c: Likewise.
5118 * reload1.c: Likewise.
5119 * genemit.c (main): Make generated file include function.h.
5120 * genoutput.c (output_prologue): Likewise.
5122 * builtins.c (saveregs_value, apply_args_value): Delete variables.
5123 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
5124 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
5125 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
5126 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
5127 macros for some of them.
5128 (emit_filename, emit_lineno): Delete declarations.
5129 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
5130 regno_pointer_* variables through current_function.
5131 (gen_inline_header_rtx): Delete function.
5132 (save_emit_status): Delete function.
5133 (set_new_last_label_num): New function.
5134 (clear_emit_caches): New function.
5135 (restore_emit_status): Just clear last_labelnum and call
5137 (get_last_insn_anywhere): Variable sequence_stack is now accessed
5138 through macro seq_stack.
5139 (add_insn_after): Likewise.
5140 (add_insn_before): Likewise.
5141 (remove_insn): Likewise.
5142 (pop_topmost_sequence): Likewise.
5143 (in_sequence_p): Likewise.
5144 (start_sequence_for_rtl_expr): Likewise.
5145 (start_sequence): Likewise, and likewise for
5146 sequence_rtl_expr/seq_rtl_expr.
5147 (push_topmost_sequence): Likewise.
5148 (end_sequence): Likewise.
5149 (init_virtual_regs): Now takes a "struct emit_status *" argument.
5150 All callers changed. Store into that pointer instead of globals.
5151 (init_emit): Allocate emit elt of current_function.
5152 Changes for sequence_rtl_expr/sequence_stack renaming.
5153 Call clear_emit_caches instead of doing it in-line.
5154 Access regno_pointer_* variables through current_function.
5155 (init_emit_once) Don't clear sequence_stack.
5157 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
5159 (arg_pointer_save_area): Delete declaration.
5160 (finish_expr_for_function): Renamed from init_queue; no longer static.
5161 (init_expr): Don't call init_queue.
5162 (save_expr_status, restore_expr_status): Delete functions.
5163 (expand_expr): Changes to reflect new layout of struct function.
5164 Don't access current_function_check_memory_usage when current_function
5166 * expr.h (forced_labels, save_expr_regs, saveregs_value,
5167 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
5168 current_function_outgoing_args_size, current_function_arg_offset_rtx,
5169 current_function_uses_const_pool, function_call_count,
5170 current_function_uses_pic_offset_table, nonlocal_labels,
5171 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
5172 current_function_check_memory_usage, nonlocal_goto_handler_slots,
5173 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
5175 (finish_expr_for_function): Declare.
5176 * flags.h (current_function_has_nonlocal_label,
5177 current_function_has_nonlocal_goto, current_function_is_thunk,
5178 current_function_has_computed_jump): Delete declarations.
5179 * flow.c (forced_labels): Delete declaration.
5180 * function.c (current_function_pops_args,
5181 current_function_returns_struct, current_function_returns_pcc_struct,
5182 current_function_needs_context, current_function_calls_setjmp,
5183 current_function_calls_longjmp, current_function_has_nonlocal_label,
5184 current_function_has_nonlocal_goto, current_function_is_thunk,
5185 current_function_has_computed_jump, current_function_calls_alloca,
5186 current_function_contains_functions, current_function_returns_pointer,
5187 current_function_epilogue_delay_list, current_function_args_size,
5188 current_function_pretend_args_size, current_function_arg_offset_rtx,
5189 current_function_outgoing_args_size, current_function_varargs,
5190 current_function_stdarg, current_function_args_info, cleanup_label,
5191 current_function_name, current_function_uses_const_pool,
5192 current_function_instrument_entry_exit, current_function_return_rtx,
5193 current_function_uses_pic_offset_table, nonlocal_labels,
5194 current_function_internal_arg_pointer, current_function_cannot_inline,
5195 current_function_check_memory_usage, function_call_count,
5196 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
5197 nonlocal_goto_stack_level, return_label, save_expr_regs,
5198 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
5199 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
5200 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
5201 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
5202 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
5204 (push_function_context_to): Don't save them. Don't call
5205 save_storage_status, save_emit_status or save_expr_status.
5206 (pop_function_context_from): Don't restore them. Don't call
5207 restore_storage_status or restore_expr_status.
5208 (get_func_frame_size): New function.
5209 (get_frame_size): Use it.
5210 (assign_outer_stack_local): Reflect some member name changes in struct
5212 (put_reg_into_stack): Likewise.
5213 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
5215 (fixup_var_refs): Likewise.
5216 (fix_lexical_addr): Likewise.
5217 (trampoline_address): Likewise.
5218 (prepare_function_start): Clear field inlinable of current_function.
5219 (init_function_for_compilation): New function.
5220 (expand_dummy_function_end): New function.
5221 (expand_function_end): Call finish_expr_for_function.
5222 * function.h (struct emit_status): New; fields moved here from struct
5223 function and from global variables. Add accessor macros for some of
5225 (struct expr_status): Likewise.
5226 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
5227 (struct function): Add fields expr and emit, inlinable, inl_emit,
5228 original_arg_vector, original_decl_initial, inl_last_parm_insn,
5229 inl_max_label_num. Add many comments.
5230 Add accessor macros for all elts of struct function that no longer
5231 have a global variable.
5232 (cleanup_label, return_label, frame_offset, tail_recursion_label,
5233 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
5234 stack_slot_list): Delete declarations.
5235 (get_func_frame_size): Declare.
5236 (save_expr_status, restore_expr_status, save_emit_status,
5237 save_storage_status, restore_storage_status): Delete declarations.
5238 (init_virtual_regs): Declare.
5239 * output.h (current_function_pops_args,
5240 current_function_returns_struct, current_function_returns_pcc_struct,
5241 current_function_needs_context, current_function_calls_setjmp,
5242 current_function_calls_longjmp, current_function_calls_alloca,
5243 current_function_has_nonlocal_label, current_function_varargs,
5244 current_function_has_computed_jump, current_function_returns_pointer,
5245 current_function_contains_functions, current_function_args_size,
5246 current_function_pretend_args_size, current_function_stdarg,
5247 current_function_outgoing_args_size, current_function_args_info,
5248 current_function_name, current_function_return_rtx,
5249 current_function_epilogue_delay_list,
5250 current_function_uses_const_pool, current_function_cannot_inline):
5251 Delete declarations.
5252 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
5253 regno_reg_rtx): Delete declaration.
5254 (REGNO_POINTER_FLAG): Delete macro.
5255 * stmt.c (expand_goto): Changes to reflect that some fields in struct
5256 function were renamed.
5257 * stor-layout.c (save_storage_status, restore_storage_status): Delete
5259 * toplev.c: Include "function.h".
5260 (current_function_decl): Delete declaration.
5261 (compile_file): Call init_dummy_function_start and
5262 expand_dummy_function_end around some initializations that need to
5264 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
5265 Call init_function_for_compilation.
5266 * unroll.c: Include "function.h"
5267 (unroll_loop): Access regno_pointer_* variables through
5270 * tree.h (struct tree_decl): Add elt f to saved_insns member.
5271 (DECL_SAVED_INSNS): use it.
5272 (expand_dummy_function_end): Declare.
5273 (init_function_for_compilation): Declare.
5274 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
5275 that it's no longer an INLINE_HEADER.
5276 (expand_call): Likewise.
5277 * integrate.c (finish_inline): Delete function.
5278 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
5279 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
5280 args. Don't generate an INLINE_HEADER rtx, just return the arg
5281 vector. All callers changed.
5282 (save_for_inline_copying): Create a duplicate struct emit_status to
5283 hold the emit state for compiling the current function. Use this and
5284 the other new fields in struct function that are for integration
5285 instead of an INLINE_HEADER.
5286 Use memcpy instead of bcopy.
5287 Store the current struct function in DECL_SAVED_INSNS of fndecl.
5288 (save_for_inline_nocopy): Similar changes, except no new emit_status
5290 (expand_inline_function): Get information from function structure,
5291 not from an inline header rtx.
5292 (output_inline_function): Lose code to extract the necessary
5293 information from an inline header; simply put back the function
5294 structure into current_function. Clear its inlinable elt.
5295 * rtl.def (INLINE_HEADER): Delete.
5296 * rtl.h: Delete all accessors for an INLINE_HEADER.
5297 (gen_inline_header_rtx): Delete declaration.
5298 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
5299 Delete declarations.
5300 (REGNO_POINTER_ALIGN): Delete.
5301 (clear_emit_caches): Declare.
5302 (set_new_last_label_num): Declare.
5304 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
5306 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
5308 * except.c (expand_eh_region_start_for_decl): Always start a new block.
5309 * stmt.c (is_eh_region): Make sure current_function is present, too.
5311 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
5313 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
5314 for 64bit PA targets.
5316 * pa.h (SELECT_SECTION): Define.
5317 * som.h (SELECT_SECTION): Delete.
5319 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5321 * alias.c (init_alias_analysis): Wrap call to
5322 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
5324 1999-08-07 Bruce Korb <autogen@linuxbox.com>
5326 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
5327 <sys/asm.h> contains an asm comment with an apostrophe
5328 * fixinc/inclhack.sh: regen
5329 * fixinc/fixincl.x: regen
5331 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
5333 * function.c (init_function_start): Clear prologue & epilogue.
5334 (prologue_epilogue_contains): New function.
5335 * alias.c (init_alias_analysis): Use it.
5336 * rtl.h (prologue_epilogue_contains): Declare it.
5338 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
5340 * jump.c (onlyjump_p): New function.
5341 * rtl.h: Declare it.
5342 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
5343 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
5345 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
5347 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
5348 to invert loops. Simplify block scanning.
5350 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5352 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
5353 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
5355 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
5357 * config/sparc/liteelf.h: New file to support sparclite-elf target
5358 * config/sparc/t-sp86x: New file to support sparc86x targets
5359 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
5360 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
5361 * configure.in: Support above target triplets
5362 * configure: Regenerated
5364 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
5366 * fixinc/server.c (server_setup): Do not prefix function used as
5369 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
5371 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
5372 Remove fp reg alternatives.
5374 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
5376 * Makefile.in (TAROUTOPTS): Kill.
5377 (install-headers-tar): Use "xpf" for tar headerfile extraction
5378 * i370/x-oe (TAROUTOPTS): Delete.
5379 * m68k/x-apollo68 (TAROUTOPTS): Delete.
5380 * m68k/x-hp320 (TAROUTOPTS): Delete.
5381 * m68k/x-hp320g (TAROUTOPTS): Delete.
5382 * gcc.texi: Update bug reporting text.
5384 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5386 * reg-stack.c (change_stack) Fixed problem with negative array index.
5388 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
5390 * extend.texi, install.texi: Fix spelling mistakes.
5392 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
5393 (s-attrtab); No longer try to use pre-made insn-attrtab file.
5394 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
5396 * mips/t-ecoff: Likewise.
5397 * mips/t-elf: Likewise.
5398 * mips/t-mips: Likewise.
5399 * mips/t-osfrose: Likewise.
5400 * mips/t-r3900: Likewise.
5401 * mips/t-svr3: Likewise.
5402 * mips/t-svr4: Likewise.
5403 * mips/t-ultrix: Likewise.
5405 * gcc.texi: Document recommend means to provide software floating
5406 point libraries in libgcc.a
5408 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
5410 * c-lex.c (yylex): We can have a number with no digits.
5412 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
5414 * jump.c (delete_prior_computation): New function, broken
5415 out of delete_computation. Check for side effects with
5416 side_effects_p instead of FIND_REG_INC_NOTE. Handle
5417 multi-word hard registers.
5418 (delete_computation): Use it. Check for side effects with
5419 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
5420 missing REG_DEAD note for a register which is both set and
5423 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
5425 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
5426 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
5427 (ASM_FILE_START): Import _mcount with the right type.
5428 (ASM_DECLARE_FUNCTION_NAME): Define.
5429 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5430 * pa.c (output_function_prologue): Always emit the function's label
5432 * pa.h (TEXT_SPACE_P): Define.
5433 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5434 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
5435 * som.h (TEXT_SPACE_P): Delete.
5436 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5437 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
5439 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
5441 * expr.c (emit_group_load): Allow src to be a CONCAT.
5443 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5445 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
5446 (___mulsi3): Use '!' comment character.
5448 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5450 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
5452 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
5454 * gcc.c: Update URLs and mail addresses.
5455 * gcc.texi: Likewise.
5457 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
5459 * rs6000.c (current_file_function_operand): Return zero for
5461 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
5463 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
5466 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
5468 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
5469 allocate space in the stack frame for the PIC register.
5471 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
5473 * m68k.md (xordi3, anddi3): These patterns are not available on
5476 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
5478 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
5479 (PUT_REAL): Likewise.
5481 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5483 * final.c (shorten_branches): Don't add an alignment for loops
5484 that have no label inside.
5486 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5488 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
5489 prototypes in macro HAVE_cmpstrsi.
5491 * cpplib.c (cpp_get_token): Remove unused label `op3'.
5493 * emit-rtl.c (operand_subword): Remove unused variable
5496 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
5498 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
5500 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
5502 * cpphash.c (macroexpand): Delete leading whitespace when arg
5503 is concatenated before.
5504 (unsafe_chars): Correct test for whether + and - can extend a
5507 * cppinit.c (cpp_start_read): Do dependencies for
5508 -include/-imacros files also.
5510 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
5511 tokenizing non-directive lines.
5512 (cpp_expand_to_buffer): Temporarily disable no-output mode.
5513 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
5516 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5518 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
5520 * c-lex.c: Sync with C++ frontend.
5521 (linemode): New variable.
5522 (parse_float): imag, conversion_errno, and type are output only.
5523 (yylex): Adjust. Move initial '.' case into main switch.
5525 (handle_generic_pragma): Just deal with tokens.
5526 (readescape): Use ISXDIGIT and ISGRAPH.
5527 * c-parse.in: Add END_OF_LINE token.
5529 * c-lex.c (lang_init): Generalize.
5530 (nextchar): Remove. Replace uses with UNGETC.
5531 (skip_white_space): Handle linemode here. Optimize for cpplib.
5532 (skip_white_space_on_line): Remove.
5533 (extend_token_buffer_to): New fn.
5534 (extend_token_buffer): Use it.
5535 (read_line_number, check_newline): Just deal with tokens.
5536 (token_getch, token_put_back): New fns.
5537 (yylex): Use them. More cpplib optimizations. Simplify.
5539 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5540 Jason Merrill <jason@yorick.cygnus.com>
5542 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
5543 (consume_string): Make this smart about USE_CPPLIB.
5544 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
5545 (yylex): Rewrite to be intelligent about USE_CPPLIB.
5546 Also, clean up cases where we redundantly set token_buffer[0].
5547 (read_line_number): New fn.
5548 (ignore_escape_flag): New variable.
5550 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
5552 * a29k/t-a29kbare: Fix some comments.
5553 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
5554 (FPBIT, DPBIT): Define.
5555 * a29k/t-vx29k: Likewise.
5556 * arc/t-arc: Likewise.
5557 * arm/t-arm-elf: Likewise.
5558 * arm/t-bare: Likewise.
5559 * arm/t-pe: Likewise.
5560 * arm/t-pe-thumb: Likewise.
5561 * arm/t-semi: Likewise.
5562 * arm/t-thumb: Likewise.
5563 * arm/t-thumb-elf: Likewise.
5564 * arm/t-thumb-linux: Likewise.
5565 * h8300/t-h8300: Likewise.
5566 * i960/t-i960: Likewise.
5567 * i960/t-vxworks960: Likewise.
5568 * m32r/t-m32r: Likewise.
5569 * mips/t-ecoff: Likewise.
5570 * mips/t-elf: Likewise.
5571 * mips/t-r3900: Likewise.
5572 * pa/t-pro: Likewise.
5573 * rs6000/t-aix43: Likewise.
5574 * rs6000/t-beos: Likewise.
5575 * rs6000/t-newas: Likewise.
5576 * rs6000/t-ppccomm: Likewise.
5577 * rs6000/t-rs6000: Likewise.
5578 * rs6000/t-winnt: Likewise.
5579 * rs6000/t-xnewas: Likewise.
5580 * rs6000/t-xrs6000: Likewise.
5581 * sh/t-sh: Likewise.
5582 * sparc/t-elf: Likewise.
5583 * sparc/t-sparcbare: Likewise.
5584 * sparc/t-sparclite: Likewise.
5585 * sparc/t-splet: Likewise.
5586 * v850/t-v850: Likewise.
5587 * mn10200/t-mn10200: Fix comments.
5588 * mn10300/t-mn10300: Likewise.
5590 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
5591 dummy operand. Allocate a new pseudo for the dummy operand.
5592 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
5594 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
5596 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
5598 * configure: Rebuilt.
5599 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
5601 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
5603 * recog.c (preproces_constraints): Zero recog_op_alt before
5604 processing the constraints.
5606 * arm.c (typedef minipool_node): Renamed from pool_node.
5607 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
5608 (add_minipool_constant): New function.
5609 (dump_minipool): New function.
5610 (find_barrier): Remove special case for getting the insn size of
5611 an insn that references the constant pool.
5612 (minipool_fixup): New structure.
5613 (push_minipool_barrier): New function.
5614 (push_minipool_fix): New function.
5615 (note_invalid_constants): New function.
5616 (add_pool_constant, dump_table, fixit, broken_move): Delete.
5617 (arm_reorg): Rewrite code to fix up the constant pool into a
5618 series of mini-pools embedded in the insn stream.
5619 (arm_output_epilogue): New function, made mainly from the body
5620 of output_func_epilogue.
5621 (output_func_epilogue): Move insn generation part of epilogue code
5622 to arm_output_epilogue.
5623 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
5624 * arm.md (pool_range): New attribute.
5625 (zero_extendqidi2): Add attribute pool_range.
5626 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
5627 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
5628 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
5629 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
5630 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
5631 (epilogue): New expand.
5632 (epilogue_insn): New insn. Call arm_output_epilogue.
5634 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
5635 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
5637 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5639 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5641 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
5643 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
5645 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
5647 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
5649 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
5651 * global.c: Fix comment.
5653 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
5655 * gcc.c (access_check): New static function.
5656 (find_a_file): Use it when searching a directory list.
5657 * collect2.c (find_a_file): Don't accept directories found when
5658 searching a directory list.
5660 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
5662 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
5663 function parameters with `&'.
5664 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
5666 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
5668 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
5669 or tidy_fallthru_edge if the last insn in the block is not
5670 an unconditional jump or a simple conditional jump.
5672 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5674 * Makefile.in (c-decl.o): Depends on defaults.h.
5676 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
5678 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
5680 (CLASS_MAX_NREGS): Likewise.
5682 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
5684 * cse.c (cse_insn): Fix dumb thinko in last change.
5686 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5688 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
5691 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
5693 * dwarf2out.c (add_location_or_const_value_attribute): Correct
5694 test for sizes of passed and declared parameter types.
5696 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5698 * fixincludes: Fix the return type of bsearch, char* -> void*.
5700 * fixinc/inclhack.def: Likewise.
5702 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
5704 * invoke.texi (-fdump-translation-unit): New option.
5706 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
5708 * expr.h (PROMOTE_PROTOTYPES): Move ...
5709 * defaults.h: ... to here.
5710 * c-decl.c: Include defaults.h instead of expr.h.
5711 * c-typeck.c: Include defaults.h.
5713 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
5715 * toplev.h (errorcount): Declare.
5716 (warningcount): Likewise.
5717 (sorrycount): Likewise.
5718 * c-lex.c (errorcount): Don't declare.
5719 * dwarf2out.c (errorcount): Don't declare.
5721 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
5723 * config/libgloss.h: Add a note discouraging use with ELF.
5724 * configure.in: Don't use libgloss.h for ELF targets.
5725 Always use_collect2 on a.out targets.
5727 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
5729 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
5730 (force_to_mode, case ASHIFTRT): Add shiftrt label.
5732 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5734 * loop.c (strength_reduce): When doing biv->giv conversion, update
5735 reg note of NEXT->insn.
5737 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5739 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
5741 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5743 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
5744 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
5745 Ensure expr.h is included.
5746 * c-typecheck.c (convert_arguments): Ditto.
5748 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
5750 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
5751 * config/convex/convex.h: Ditto.
5752 * config/dsp16xx/dsp16xx.h: Ditto.
5753 * config/fx80/fx80.h: Ditto.
5754 * config/gmicro/gmicro.h: Ditto.
5755 * config/i370/i370.h: Ditto.
5756 * config/i386/i386.h: Ditto.
5757 * config/m32r/m32r.h: Ditto.
5758 * config/m68k/m68k.h: Ditto.
5759 * config/m88k/m88k.h: Ditto.
5760 * config/mips/mips.h: Ditto.
5761 * config/pa/pa.h: Ditto.
5762 * config/pyr/pyr.h: Ditto.
5763 * config/tahoe/tahoe.h: Ditto.
5764 * config/we32k/we32k.h: Ditto.
5766 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
5769 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
5771 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
5774 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
5776 1999-08-02 Richard Henderson <rth@cygnus.com>
5778 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
5779 for the register spill block.
5781 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
5782 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
5784 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
5785 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
5786 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
5788 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5790 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
5791 MAX_WCHAR_TYPE defined in sparc.h.
5792 * config/sparc/linuxaout.h: Likewise.
5793 * config/sparc/linux64.h: Likewise.
5794 Also default to -mvis if CPU is UltraSPARC.
5796 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5798 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
5799 (RTX_OK_FOR_OLO10): Likewise.
5800 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
5801 %lo(), allow it in addresses...
5802 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
5803 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
5804 does not make sense.
5805 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
5806 (sparc_output_scratch_registers): New function.
5807 (output_function_prologue, sparc_flat_output_function_prologue): Use
5809 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
5811 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
5812 * configure.in: Add check for .register pseudo-op support in as and
5813 check for offsetable %lo().
5814 * acconfig.h: Add templates for the above checks.
5815 * configure: Regenerate.
5817 1999-08-02 Richard Henderson <rth@cygnus.com>
5819 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
5820 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
5821 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
5823 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5825 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5828 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5830 * config/float-sparc.h: New file.
5831 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
5832 sparc-*-linux-gnu and sparc64-*-linux*.
5834 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5836 * rs6000.c (rs6000_va_list): Type is an array.
5837 (rs6000_va_start): Don't doubly adjust for varargs.
5838 (rs6000_va_arg): Evaluate long long GPR adjustment.
5840 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
5842 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
5843 -maix64 and -maix32.
5844 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
5845 LINK_SPEC): Change appropriately.
5846 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
5847 (u_short_cint_operand): Likewise.
5848 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
5850 * rs6000/t-aix43 (MULTILIB): Change to -m64.
5852 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
5854 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
5856 * rs6000/rs6000.c (num_insns_constant_wide): Correct
5858 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
5859 (non_add_cint_operand): Likewise.
5860 (logical_operand): Likewise.
5861 (non_logical_cint_operand): Likewise.
5862 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
5863 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
5864 (rs6000_select_rtx_section): Suppress warning.
5865 (small_data_operand): Suppress warning.
5866 (rs6000_got_register): Suppress warning.
5867 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
5868 type, so `J' is generally the wrong constraint for a SImode value;
5870 (andsi3_internal2): Likewise.
5871 (andsi3_internal3): Likewise.
5872 (iorsi3_internal1): Likewise.
5873 (xorsi3_internal1): Likewise.
5875 (movsf_softfloat): Likewise.
5876 (scc insns): Likewise.
5877 (movsi+2): Preserve sign bits of SImode constant.
5878 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
5879 (movdf+1): Sign-extend properly.
5880 (movdi_32+1): Sign-extend properly.
5881 (scc insns): Sign-extend properly.
5883 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
5886 1999-08-02 Richard Henderson <rth@cygnus.com>
5888 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
5890 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
5891 * alpha.md (all fp insns): Likewise.
5893 1999-08-02 Nick Clifton <nickc@cygnus.com>
5895 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
5898 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
5900 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
5901 pic_load_label generator directly.
5902 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
5903 No longer a named pattern.
5905 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
5907 * explow.c (force_reg): Call force_operand if X does not
5908 satisfy general_operand.
5910 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
5912 * fix-header.c (main): When testing for CONTINUED, use string
5913 equality, not pointer equality.
5915 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
5917 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
5919 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
5921 * cse.c (cse_insn): Fix loop which deletes insns after a jump
5922 that has become an unconditional jump.
5924 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
5925 (output_function_epilogue): Similarly.
5927 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5929 * tree.h (init_dummy_function_start): Declare.
5931 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5933 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
5934 last_expr_type, last_expr_value, block_start_count, block_stack,
5935 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
5936 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
5937 dynamically in stmt elt of struct function for each function.
5938 (struct nesting): Rename function_call_count elt to n_function_calls,
5939 target_temp_slot_level to block_target_temp_slot_level. All users
5941 (struct stmt_status): New structure definition.
5942 Add many accessor macros for stmt_status elements which previously
5943 were global variables.
5944 (init_stmt_for_function): Allocate stmt elt for current_function.
5945 Reflect that block_start_count was renamed to
5946 current_block_start_count.
5947 (save_stmt_status, restore_stmt_status): Delete functions.
5948 (preserve_subexpressions_p): Don't access loop_stack when outside
5950 (expand_start_bindings): Reflect that block_start_count was renamed to
5951 current_block_start_count.
5952 (expand_fixup): Likewise.
5953 (expand_decl): Don't access block_stack when outside a function.
5954 (expand_decl_cleanup): Likewise.
5955 (expand_dcc_cleanup): Likewise.
5956 (expand_dhc_cleanup): Likewise.
5957 (expand_anon_union_decl): Likewise.
5958 (set_file_and_line_for_stmt): New function.
5959 (in_control_zone_p): New function.
5961 * function.h (struct function): Add new elt stmt.
5962 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
5963 case_stack, nesting_stack, nesting_depth, block_start_count,
5964 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
5965 emit_lineno, goto_fixup_chain.
5966 (save_eh_status, restore_eh_status, save_stmt_status,
5967 restore_stmt_status): Delete declarations.
5968 * function.c (push_function_context_to): Don't call save_stmt_status.
5969 (pop_function_context_to): Don't call restore_stmt_status.
5970 * tree.h (in_control_zone_p): Declare.
5971 * rtl.h (set_file_and_line_for_stmt): Declare.
5973 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
5974 call set_file_and_line_for_stmt.
5976 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
5978 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
5979 Also update copyright.
5981 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5983 * c-pragma.c: Don't include "except.h".
5984 * emit-rtl.c: Likewise.
5985 * stor-layout.c: Likewise.
5987 * varasm.c: Likewise.
5989 * flow.c: Include "function.h".
5990 * tree.h (init_dummy_function_start): Declare new function.
5992 * except.h (struct eh_status): New structure.
5993 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
5995 (eh_return_stub_label, ehstack, catchstack, ehqueue,
5996 catch_clauses, false_label_stack, caught_return_label_stack,
5997 protect_list, current_function_ehc): Add accessor macros for the
5998 corresponding fields in current_function->eh; delete declarations
5999 for all items that used to be declared here.
6000 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
6001 catch_clauses, false_label_stack, caught_return_label_stack,
6002 protect_list, current_function_ehc): Delete variables.
6003 (init_eh_for_function): Allocate current_function->eh.
6004 (save_eh_status, restore_eh_status): Delete functions.
6006 * function.h (struct function): Add fields next_global and eh.
6007 Delete all exception handling related fields.
6008 * function.c (current_function): New variable.
6009 (all_functions): New variable.
6010 (push_function_context_to): Don't allocate a struct function,
6011 use current_function instead. Call init_dummy_function_start when
6012 outside a function. Clear current_function before returning.
6013 (pop_function_context_from): Restore current_function.
6014 Don't free the restored struct function.
6015 (prepare_function_start): New function.
6016 (init_dummy_function_start): New function.
6017 (init_function_start): Break out some code into prepare_function_start
6020 * stmt.c (save_stmt_status): Don't call save_eh_status.
6021 (restore_stmt_status): Don't call restore_eh_status.
6023 * Makefile.in: Update dependencies.
6025 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
6027 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
6028 of depending on a magic constant value. Update comments.
6029 (hppa_expand_prologue): Similarly.
6031 * pa.md (reload_indi, reload_outdi): Allow any register for the
6032 original reload register.
6034 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
6036 * cccp.c (print_help): Change marcos to macros.
6038 1999-07-30 Richard Henderson <rth@cygnus.com>
6040 * c-typeck.c (initializer_constant_valid_p): Move ...
6041 * c-common.c (initializer_constant_valid_p): ... here. Use
6042 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
6044 * c-common.h (initializer_constant_valid_p): Declare.
6045 * c-tree.h (initializer_constant_valid_p): Remove.
6047 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
6049 * config/i386/sol2-c1.asm: Align the stack.
6050 * config/i386/sol2-gc1.asm: Likewise.
6052 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
6054 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
6055 -Asparclite for sparc86x.
6056 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
6058 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
6060 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
6062 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
6063 the user if using the non-default arch size in BI_ARCH configuration.
6064 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
6066 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
6067 Fix patterns so that they actually match.
6068 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
6069 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
6070 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
6072 (mulsidi3): Reflect this in the expand.
6073 (smulsi3_highpart): Only on TARGET_ARCH32.
6074 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
6075 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
6076 (umulsidi3): Reflect this in the expand.
6077 (umulsi3_highpart): Only on TARGET_ARCH32.
6078 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
6079 don't require g0 to be zero.
6080 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
6081 ({,u}divsi3): New expands.
6082 ({,u}divsi3_sp64): New patterns.
6083 (after lshrdi3_v8plus): Four new patterns to help combiner
6084 optimizing nested mixed mode shifts.
6086 * config/sparc/sparc.c (sparc_override_options): Use deprecated
6087 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
6088 speed things up. Don't use them by default on plain v9 in 64bit
6089 mode, according to what SPAMv9 sais.
6091 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
6092 top 32 bits of %[og][0-7] in signal handlers.
6093 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
6095 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
6097 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
6098 (ashlsi3): Corresponding changes.
6100 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
6102 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
6104 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
6106 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6108 * arm.h (Hint): Delete macro.
6109 Substitute HOST_WIDE_INT for Hint in some prototypes.
6110 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
6112 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
6114 * builtins.c (expand_builtin_setjmp): Use force_operand to
6115 make sure that the buffer address is in a suitable form to be
6116 passed to force_reg.
6118 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
6120 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
6123 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
6125 * pa.md (indirect_jump): Remove mode from match_operand. Verify
6126 proper mode in the condition string.
6127 (icacheflush, dcacheflush): Remove modes from match_operands.
6129 * pa.c (emit_move_sequence): Always convert scratch_reg to the
6130 proper mode before using it.
6132 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
6135 * pa.c (store_reg): Do not call add_high_const generator directly.
6136 (load_reg, set_reg_plus_d): Likewise.
6137 * pa.md (add_high_const): No longer a named pattern.
6139 * pa.c (legitimize_address): Consistently use Pmode rather than
6140 SImode. Do not call gen_pic2_highpart directly anymore.
6141 * pa.md (pic2_highpart): No longer a named pattern.
6142 (pic2_lo_sum): Similarly. Reformat to make more readable.
6144 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
6149 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6151 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
6153 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
6155 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
6156 and tag the spill mems.
6157 (hppa_va_start): New.
6159 * pa.h (EXPAND_BUILTIN_VA_START): New.
6160 (EXPAND_BUILTIN_VA_ARG): New.
6162 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
6164 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
6165 and tag the spill mems.
6166 (mn10300_va_start): New.
6167 (mn10300_va_arg): New.
6168 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
6169 (EXPAND_BUILTIN_VA_ARG): New.
6171 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
6173 * mn10200.c (mn10200_va_arg): New.
6174 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
6176 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
6178 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
6179 rather than play with TREE_INT_CST_LOW.
6181 1999-07-27 Philip Blundell <pb@nexus.co.uk>
6183 * config/arm/telf.h: Include dbxelf.h.
6184 (CPP_PREDEFINES): Only define if not already defined.
6185 (ASM_IDENTIFY_GCC): Likewise.
6186 (SUBTARGET_EXTRA_SECTIONS): Likewise.
6187 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
6188 * config/arm/thumb.h (LINK_SPEC): Only define if not already
6190 (DBX_DEBUGGING_INFO): Don't define.
6191 * config/arm/linux-telf.h: New file.
6192 * config/arm/linux-tgas.h: New file.
6193 * config/arm/t-thumb-linux: New file.
6194 * config/arm/uclinux-elf.h: New file.
6195 * config/arm/uclinux-telf.h: New file.
6196 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
6197 thumb-*-uclinux): New targets.
6198 * configure: Regenerate.
6200 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
6202 * pa.md (post_store, pre_load): New expanders.
6203 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
6204 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
6205 need to directly generate RTL for them.
6206 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
6209 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
6211 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
6212 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
6213 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
6214 (secndary_reload_class): Make TARGET_ELF conditional compile.
6215 (print_operand_address): Similar.
6216 (output_toc): Print all values as hex.
6217 (get_issue_rate): Rearrange and add RS64A and PPC630.
6218 * rs6000.h (processor_type): Add RS64A and PPC630.
6219 (PROCESSOR_POWERPC64): New.
6220 (PROMOTE_MODE): Use word_mode.
6221 (RTX_COSTS): Add RS64A and PPC630.
6222 * rs6000.md (scheduling information): Add lmul and ldiv
6223 representing 64-bit integer multiply and divide. Add rs64a and
6225 (ashldi3): Add support for "rldic" instruction.
6226 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
6228 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
6230 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
6231 instead of V8 for sparclite86x in cpu_table.
6233 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6235 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
6236 output_file_directive.
6238 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
6240 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
6241 tree for op1, not the rtl.
6243 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
6245 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
6246 to m88k_va_start, leaving only the register spill.
6247 (m88k_build_va_list): New.
6248 (m88k_va_start): New.
6250 * m88k.h (BUILD_VA_LIST_TYPE): New.
6251 (EXPAND_BUILTIN_VA_START): New.
6252 (EXPAND_BUILTIN_VA_ARG): New.
6254 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
6256 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
6257 Rename from expand_builtin_saveregs.
6258 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
6260 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
6262 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
6263 for the register spill block.
6264 (i960_build_va_list): New.
6265 (i960_va_start): New.
6267 * i960.h (BUILD_VA_LIST_TYPE): New.
6268 (EXPAND_BUILTIN_VA_START): New.
6269 (EXPAND_BUILTIN_VA_ARG): New.
6270 * i960.md (store_multiple): Use change_address on individul mems.
6272 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
6274 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
6276 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
6277 (expand_builtin_va_end): Evaluate arg for side effects.
6278 * c-common.c (c_common_nodes_and_builtins): Construct a
6279 va_list_arg_type_node to handle array decomposition to pointer.
6281 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
6283 * except.c (start_dynamic_cleanup): Use force_operand on the
6286 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
6288 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
6289 * c4x.c (c4x_va_arg): New.
6291 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
6293 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
6296 1999-07-26 Nathan Sidwell <nathan@acm.org>
6298 * eh-common.h (__eh_matcher): Prototype correctly.
6300 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
6302 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
6303 (TARGET_SINGLE_PIC_BASE): Likewise.
6304 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
6306 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
6307 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
6308 (TARGET_OPTIONS): Add -mpic-register=N.
6309 (OUTPUT_INT_ADDR_CONST): New macro.
6310 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
6311 LEGITIMATE_PIC_OPERAND_P): Likewise.
6312 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
6313 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
6314 output_addr_const directly.
6315 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
6317 (thumb_pic_register, thumb_pic_register_string): Declare.
6319 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
6321 (label_mentioned_p): New function: Imported from arm.c.
6322 (legitimize_pic_address): New function: Imported from arm.c.
6323 (is_pic):New function: Imported from arm.c.
6324 (thumb_finalize_pic):New function: Imported from arm.c.
6325 (add_constant): Cope with PIC constants.
6326 (fixit): Cope with PIC constants.
6327 (output_return): Do not treat the PIC register as live if
6328 TARGET_SINGLE_PIC_BASE is true.
6329 (thumb_function_prologue): Do not treat the PIC register as live if
6330 TARGET_SINGLE_PIC_BASE is true.
6331 (thumb_expand_prologue): Do not treat the PIC register as live if
6332 TARGET_SINGLE_PIC_BASE is true.
6333 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
6334 TARGET_SINGLE_PIC_BASE is true.
6335 (thumb_print_operand): Accept '|'.
6336 (thumb_override_options): Process PIC options.
6338 * config/arm/thumb.md (movsi): Support PIC.
6339 (call_insn): Change "i" constraint to "X".
6340 (call_value_insn): Likewise.
6341 (consttable_4, consttable_8, consttable_end): Set and clear
6342 "making_const_table" as appropriate.
6343 (pic_load_addr, pic_add_dot_plus_four): New insns.
6345 * invoke.texi (Thumb Options): Fix spelling. Document new
6346 options -msingle-pic-base and -mpic-register=.
6348 1999-07-26 Andrew Haley <aph@cygnus.com>
6350 * config/m32r/initfini.c (__init): Use a full word immediate for
6351 __fini: this allows it to be placed in any memory region.
6353 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
6354 -mmodel=medium. This is OK for all memory models.
6356 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
6358 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
6359 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
6361 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
6363 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
6366 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
6368 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
6370 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
6371 (BUILD_VA_LIST_TYPE): New.
6372 (EXPAND_BUILTIN_VA_START): New.
6373 (EXPAND_BUILTIN_VA_ARG): New.
6374 * i860.c (output_delayed_branch): Disable.
6375 (output_delay_insn): Likewise.
6376 (i860_saveregs): New.
6377 (i860_build_va_list): New.
6378 (i860_va_start): New.
6380 * i860.md: Disable all peepholes using output_delayed_branch.
6381 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
6383 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
6385 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
6386 (BUILD_VA_LIST_TYPE): New.
6387 (EXPAND_BUILTIN_VA_START): New.
6388 (EXPAND_BUILTIN_VA_ARG): New.
6389 * clipper.c (clipper_builtin_saveregs): Only dump registers.
6390 Return the address of the save area.
6391 (clipper_build_va_list): New.
6392 (clipper_va_start): New.
6393 (clipper_va_arg): New.
6395 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
6397 * arc.h (EXPAND_BUILTIN_VA_START): New.
6398 (EXPAND_BUILTIN_VA_ARG): New.
6399 * arc.c (arc_setup_incoming_varargs): Set alias set of
6401 (arc_va_start): New.
6404 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
6406 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
6407 (BUILD_VA_LIST_TYPE): New.
6408 (EXPAND_BUILTIN_VA_START): New.
6409 (EXPAND_BUILTIN_VA_ARG): New.
6410 * alpha.c (alpha_builtin_saveregs): Delete.
6411 (alpha_build_va_list): New.
6412 (alpha_va_start): New.
6413 (alpha_va_arg): New.
6415 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
6417 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
6419 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
6420 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
6422 * gcc.texi: More changes related to list conversion.
6423 * invoke.texi: Likewise.
6425 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
6427 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
6428 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
6429 (expand_builtin_next_arg): Accept ARGLIST not EXP.
6430 (stabilize_va_list): New function.
6431 (std_expand_builtin_va_start): New function.
6432 (expand_builtin_va_start): New function.
6433 (get_varargs_alias_set): New function.
6434 (std_expand_builtin_va_arg): New function.
6435 (expand_builtin_va_arg): New function.
6436 (expand_builtin_va_end): New function.
6437 (expand_builtin_va_copy): New function.
6438 (expand_builtin): Call them.
6439 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
6440 __builtin_{varargs_start,stdarg_start,end,copy}.
6441 (build_va_arg): New function.
6442 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
6443 (build_va_arg): Declare.
6444 * c-decl.c (ptr_type_node, va_list_type_node): New.
6445 * c-parse.gperf (__builtin_va_arg): New.
6446 * c-parse.in (VA_ARG): New token.
6447 (unary_expr): Recognize it.
6448 * expr.c (expand_expr): Expand VA_ARG_EXPR.
6449 * expr.h (std_expand_builtin_va_start): Declare.
6450 (std_expand_builtin_va_arg): Declare.
6451 (expand_builtin_va_arg): Declare.
6452 (get_varargs_alias_set): Declare.
6453 * tree.def (VA_ARG_EXPR): New.
6454 * tree.h (BUILT_IN_VARARGS_START): New.
6455 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
6456 (ptr_type_node, va_list_type_node): Declare.
6457 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
6458 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
6459 * m88k.h, m88k.c: Likewise.
6460 * mn10300.h, mn10300.c: Likewise.
6461 * pa.h, pa.c: Likewise.
6462 * rs6000.h, rs6000.c: Likewise.
6463 * sh.h, sh.c: Likewise.
6464 * sparc.h, sparc.c: Likewise.
6466 * emit-rtl.c (operand_subword): Copy alias set.
6467 (change_address): Likewise.
6469 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
6471 * pa.c (compute_frame_size): Scan all the used callee saved registers,
6472 not just the first one.
6474 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
6476 * config/arm/arm.h (TARGET_SWITCHES): Add
6477 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
6478 (TARGET_OPTIONS): Add -mpic-register=.
6479 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
6480 (arm_pic_register_string): Declare.
6481 (NEED_PLT_GOT): Delete, replace with ...
6482 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
6483 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
6484 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
6485 * config/arm/arm.c (arm_override_options): Add new option
6487 (arm_pic_register_string): New variable.
6488 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
6489 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
6490 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
6491 (output_return_instruction): Likewise.
6492 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
6493 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
6494 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
6496 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
6497 mention of -msched-prolog. Document new options -msingle-pic-base
6498 and -mpic-register=.
6500 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
6502 * haifa-sched.c (reemit_notes): Tidy.
6503 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
6506 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
6508 * explow.c (trunc_int_for_mode): New function.
6509 (plus_constant_wide): Use it.
6510 * combine.c (simplify_and_const_int): Likewise.
6511 (merge_outer_ops): Likewise.
6512 (simplify_shift_const): Likewise.
6513 * cse.c (simplify_unary_operation): Likewise.
6514 (simplify_binary_operation): Likewise.
6515 * emit-rtl.c (operand_subword): Likewise.
6516 * rtl.h: Declare it.
6518 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6520 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
6521 (use NUM_REGS instead of NUM_INTS).
6523 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6525 * builtins.c: New file.
6526 * expr.c (saveregs_value, apply_args_value): Delete definition,
6527 moved into builtins.c.
6528 (string_constant): No longer static.
6529 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
6530 apply_args_size, apply_result_size, result_vector,
6531 expand_builtin_apply_args, expand_builtin_apply,
6532 expand_builtin_return): Delete functions, moved into builtins.c.
6533 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
6534 * expr.h (saveregs_value, apply_args_value): Declare variables.
6535 (expand_builtin, string_constant): Declare functions.
6536 * Makefile.in: Update to build builtin.o.
6538 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
6540 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
6541 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
6542 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
6543 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
6545 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
6548 1999-07-21 Michael Meissner <meissner@cygnus.com>
6550 * print-rtl.c (print_rtx): Print the names of the virtual
6553 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
6555 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
6556 introduced in previous delta.
6558 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6560 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
6561 to avoid name clash.
6563 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6565 * c-lex.c (yylex) : Correct the test for overflow when lexing
6568 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
6570 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
6571 (adjust_priority): Always call ADJUST_PRIORITY.
6572 (schedule_insn): Only put insns into the ready at cost 0.
6573 (schedule_block): Remove redundant initial sort. Give clock_var
6574 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
6576 * tm.texi (MD_SCHED_REORDER): Update docs.
6578 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
6579 * sparc.c (ultra_reorder_called_this_block): Delete.
6580 (ultrasparc_sched_init): Don't set it.
6581 (ultrasparc_sched_reorder): Don't check it.
6583 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
6585 * rs6000.h (struct rs6000_args): Add sysv_gregno.
6586 * rs6000.c (init_cumulative_args): Init sysv_gregno.
6587 (function_arg_boundary): Align DFmode.
6588 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
6589 to get fp reg and stack overflow correct.
6590 (function_arg): Likewise.
6591 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
6592 (setup_incoming_varargs): Restructure for ABI_V4; use
6593 function_arg_advance to skip final named argument.
6594 (expand_builtin_saveregs): Properly unskip the last integer arg
6595 when doing varargs. Adjust overflow location calculation.
6597 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
6598 explicitly unsigned.
6599 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
6600 (__VA_GP_REGSAVE): Similarly.
6601 (__va_longlong_p): Delete.
6602 (__va_arg_type_violation): New declaration.
6603 (va_arg): Restructure. Flag promotion errors. Align double.
6604 TFmode passed by reference.
6606 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
6607 in the HOST_BITS_PER_WIDE_INT > 32 case.
6609 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
6611 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
6613 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
6615 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
6616 * toplev.c (documented_lang_options): Add -fpreprocessed.
6617 * cpplib.h (struct cpp_buffer): Add preprocessed.
6618 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
6619 (cpp_start_read): Don't expand macros or emit an initial #line
6620 directive if -fpreprocessed.
6622 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6624 * cpplib.h (struct cpp_buffer): Added manual_pop for
6625 better C++ tokenization.
6626 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
6627 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
6628 * c-common.c (cpp_token): Make non-static.
6630 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6632 * c-common.h: New file.
6633 * c-common.c (permanent_obstack): Delete unused declaration.
6634 (c_global_trees): New array.
6635 (c_common_nodes_and_builtins): New function; split off common code
6636 from init_decl_processing in both c-decl.c and cp/decl.c.
6637 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
6638 c_global_trees and accessor macros defined in c-common.h.
6640 * c-decl.c: Delete definitions for tree nodes that were replaced by
6642 (init_decl_processing): Build void_list_node.
6643 Call c_common_nodes_and_builtins; delete code to generate the common
6645 * objc/objc-act.c (build_module_descriptor): Rename variable
6646 void_list_node to avoid clash with c-common.h.
6648 * Makefile.in: Update dependencies.
6649 * objc/Make-lang.in: Likewise.
6651 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
6653 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
6654 (UNIQUE_SECTION_P): Likewise.
6655 (UNIQUE_SECTION): Likewise.
6657 1999-07-19 Linas Vepstas <linas@linas.org>
6659 * config/i370/README: New file.
6660 * config/i370/linux.h: New file.
6661 * config/i370/mvs.h: New file.
6662 * config/i370/oe.h: New file.
6663 * config/i370/t-linux: New file.
6664 * config/i370/t-mvs: New file.
6665 * config/i370/t-oe: New file.
6666 * config/i370/x-oe: New file.
6667 * config/i370/xm-linux.h: New file.
6668 * config/i370/xm-mvs.h: New file.
6669 * config/i370/xm-oe.h: New file.
6671 * i370.c (label_node_t): Add first_ref_page, label_addr,
6672 label_first_ref, label_last_ref members.
6673 (mvs_need_base_reload): Renamed from mvs_label_emitted.
6674 (MAX_MVS_LABEL_SIZE): Define.
6675 (MAX_LONG_LABEL_SIZE): Define.
6676 (alias_node_t, alias_anchor, alias_number): New.
6677 (mvs_function_table): Reorder for EBCDIC.
6678 (ascebc, ebcasc): Unconditionally define.
6679 (i370_branch_dest, i370_branch_length): New functions.
6680 (i370_short_branch, i370_label_scan): New functions.
6681 (mvs_get_label): Renamed from mvs_add_label. Search for
6682 an existing label before creating a new one.
6683 (mvs_add_label): New function.
6684 (mvs_get_label_page): New function.
6685 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
6686 over the entire list.
6687 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
6688 (mvs_check_page) [TARGET_ELF_ABI]: New function.
6689 (mvs_add_alias, mvs_need_alias): New functions.
6690 (mvs_get_alias, mvs_check_alias): New functions.
6691 (handle_pragma): New function.
6692 (mvs_function_check): New function.
6693 (unsigned_jump_follows_p): Search harder.
6694 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
6695 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
6696 * i370.h (TARGET_VERSION): Delete.
6697 (CPP_SPEC, CPP_PREDEFINES): Delete.
6698 (mvs_label_emitted): Delete.
6699 (TARGET_EBCDIC): Delete.
6700 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
6701 (HANDLE_PRAGMA): Define.
6702 (HARD_REGNO_NREGS): Handle complex modes.
6703 (HARD_REGNO_MODE_OK): Likewise.
6704 (CLASS_MAX_NREGS): Likewise.
6705 (RET_REG): Likewise.
6706 (EXTRA_CONSTRAINT): Define.
6707 (RETURN_IN_MEMORY): True for DImode.
6708 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
6709 (FUNCTION_PROFILER): Delete.
6710 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
6711 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
6712 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
6713 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
6714 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
6715 (ASM_FILE_START): Add "RMODE ANY".
6716 (ASM_OUTPUT_EXTERNAL): Check for aliases.
6717 (ASM_GLOBALIZE_LABEL): Likewise.
6718 (ASM_OUTPUT_LABELREF): Likewise.
6719 (ASM_OUTPUT_COMMON): Likewise.
6720 (PRINT_OPERAND): Handle 'K', 'W', default.
6721 (PRINT_OPERAND_ADDRESS): New.
6722 (Lots of defines): Add support for TARGET_ELF_ABI.
6723 * i370.md (attr length): New. Define for all patterns.
6724 (*): Lots of tweeks to assembly output and constraints.
6726 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
6728 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
6729 Disable patterns performing SImode comparisons with SImode values
6730 if TARGET_POWERPC64 and instruction does not sign-extend or does
6731 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
6732 differ for signed quantities.
6733 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
6734 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
6735 (decrement_and_branch_on_count): Add 64-bit variant.
6737 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6739 * final.c (output_asm_insn): When searching for the matching string
6740 for a given dialect, don't run past the end of the list of
6741 alternatives if there are fewer alternatives in the template than
6744 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
6746 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
6747 Removed paragraph about compression of files and size limitation,
6748 duplicated in the FAQ. Use gcc-patches for posting patches.
6749 * gcc.c (main): Updated URL with bug reporting instructions to
6750 gcc.gnu.org. Removed e-mail address.
6751 * system.h (abort): Likewise.
6753 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6755 * Makefile.in (stmp-multilib-sub): Make the files extracted
6756 from $(LIBGCC1) writable.
6758 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
6760 * config/arm/aout.h: Reformat for improved readability.
6762 * config/arm/arm.h: Reformat for improved readability.
6763 Replace uses of fprintf with asm_fprintf where appropriate.
6764 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
6765 function declaration assembler actions.
6766 (NUM_INTS): New macro: Convert from bytes to words.
6767 (NUM_REGS): New macro: Compute number of registers required to
6768 hold a quanitity of tyep MODE.
6769 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
6771 (NUM_ARG_REGS): New macro: The number of argument registers
6773 (ARG_REGISTER): New macro: Compute the register number of the Nth
6775 (LAST_ARG_REGNUM): New macro: The number of the last argument
6777 (SP_REGNUM): New macro: Register number of the stack pointer.
6778 (FP_REGNUM): New macro: Register number of the frame pointer.
6779 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
6780 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
6781 CUMULATIVE_ARGS so that it counts registers not bytes.
6783 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
6785 Replace uses of fprintf with asm_fprintf where appropriate.
6786 (output_ascii_pseudo_op): Replace with version from thumb.c
6788 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
6790 * config/arm/elf.h (CPP_PREDEFINES): Replace with
6792 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
6793 (ASM_FILE_START): Emit ASM_APP_OFF.
6795 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
6797 * pa.c (compute_frame_size): Round frame according to
6798 STACK_BOUNDARY rather than a hardwired value.
6800 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
6802 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
6804 * configure: Rebuilt.
6806 * configure.in (hppa*-*-linux*): New configuration.
6807 * configure: Rebuilt.
6808 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
6809 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
6810 * pa/pa-linux.h: New file.
6811 * pa/t-linux: New file.
6812 * pa/xm-linux.h: New file.
6814 * pa.c (hppa_legitimize_address): Change references from SImode to
6815 either Pmode or word_mode as appropriate.
6816 (emit_move_sequence, store_reg, load_reg): Likewise.
6817 (set_reg_plus_d, hppa_expand_prologue): Likewise.
6818 (output_mul_insn): Likewise.
6819 * pa.h (PROMOTE_MODE): Likewise.
6820 (INITIALZE_TRAMPOLINE): Likewise.
6821 (Pmode): Define to word_mode.
6823 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
6824 value of 4. Allocate 8 bytes for each FP register save.
6825 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
6827 (hppa_expand_prologue): Likewise.
6828 * pa.h (PROMOTE_MODE): Likewise.
6829 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
6830 (FUNCTION_ARG_BOUNDARY): Likewise.
6832 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
6834 * pa.c (out_of_line_prologue_epilogue): Delete.
6835 (override_options): Remove -mspace related code.
6836 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
6837 (compute_frame_size): Only allocate space for register that
6838 actually need to be saved.
6839 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
6840 (TARGET_SWITCHES): Remove -mspace, -mno-space
6841 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
6842 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
6843 * pa/ee.asm, pa/ee_fp.asm: Delete.
6845 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
6847 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
6848 directive in column zero.
6850 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
6852 * m68k.c (output_function_prologue): Fix computation of save mask
6853 when generating PIC code.
6855 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
6857 * tree.c (build_type_attribute_variant): Move current_obstack restore
6858 after build_qualified_type call.
6860 1999-07-15 Mark Mitchell <mark@codesourcery.com>
6862 * configure.in: Use t-iris6, even with GNU LD.
6863 * config/mips/iris6gld.h: Fix typo in linker spec.
6864 * config/mips/t-iris6gld: Remove.
6866 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
6868 * rs6000.md (insv, extzv): Remove SImode dependence in named
6869 patterns. Explicitly generate DImode RTL if PowerPC64 and
6871 (insvdi): Reverse start and size in instruction template.
6873 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
6875 * invoke.texi: Typo fixes.
6877 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
6879 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
6880 handle at this time instead of silently generating incorrect code.
6881 (gen_imagpart): Likewise.
6883 * reload.c (find_reloads): Emit a USE for a pseudo register without
6884 a hard register if we could not create an optional reload for the
6887 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6889 * c-typeck.c (output_init_element, process_init_element):
6890 When advancing constructor_unfilled_fields for a RECORD_TYPE,
6891 check for nameless bit fields.
6893 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
6895 * regclass.c (scan_one_insn): Notice subregs that change the
6896 size of their operand.
6897 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
6899 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
6901 * configure.in (alpha*-*-*): Include alpha/t-ieee.
6902 * configure: Rebuilt.
6903 * alpha/t-ieee: New file.
6905 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
6907 * rs6000.c (find_addr_reg): Do not select r0 as an address
6910 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
6912 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
6914 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
6916 * rs6000.md (movsf): Do not force easy FP constants into memory.
6918 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
6919 immed_double_const to ensure they are properly truncated then
6922 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
6924 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
6925 always unless NO_DEBUG is used. Compile this code
6927 (replace_symbols_in_block): Compile it unconditionally.
6929 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
6931 * configure.in (i?86-*-elf*): New target.
6932 * configure: Rebuilt.
6933 * i386/i386elf.h, i386/t-i386elf: New files.
6935 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
6937 * toplev.c (main): Don't complain about saying -gdwarf.
6938 (rest_of_compilation): Remove redundant code.
6940 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
6942 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
6944 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
6946 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
6947 "Li960R:", to avoid name clash.
6949 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6951 * loop.c (check_dbra_loop): When reversing a loop, delete all
6952 REG_EQUAL notes referencing the reversed biv except those which are
6953 for a giv based on it.
6955 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
6957 * version.c: Drop "gcc-" prefix from version #.
6959 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
6961 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
6962 the label if we're being verbose.
6964 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
6966 * m68k.c (output_function_prologue): Add pic register to mask
6967 if live and flag_pic.
6968 (output_function_epilogue): Likewise.
6970 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
6972 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
6973 directives in column zero.
6975 * pa/elf.h (ASM_FILE_START): Define.
6976 * pa/som.h (ASM_FILE_START): Include .level directives.
6977 * pa/hpux10.h (ASM_FILE_START): Delete.
6978 * pa/hpux11.h (ASM_FILE_START): Delete.
6980 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
6982 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6984 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
6985 when reload_out equals reload_in.
6987 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
6989 * invoke.texi (Spec Files): New node: Describe the contents of
6992 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
6994 * invoke.texi (DEC Alpha Options): Put @end table at
6995 beginning of line, to avoid confusing texi2html.
6997 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
6999 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
7000 introduced in previous delta.
7002 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7004 * reload1.c (gen_reload): When synthesizing a 3 operand add
7005 sequence, improve test for when to reload OP1 into the reload
7006 register instead of OP0.
7008 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
7010 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
7012 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
7014 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
7017 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
7019 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
7020 (va_dcl): Use __builtin_va_alist_t.
7022 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
7024 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
7025 on the permanent_obstack.
7026 * dwarfout.c (output_type): Likewise.
7028 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
7030 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7031 Merged from c-typeck.c and cp/typeck.c.
7032 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7033 Merged into c-common.
7035 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
7037 * c-lex.c (errorcount): Declare it.
7038 (finish_parse): Update errorcount when using CPPLIB.
7040 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
7042 * fixinc/inclhack.def(end_else_label): Double the backslash so
7043 sed gets a chance to see it.
7044 * fixinc/inclhack.sh: regen
7045 * fixinc/fixincl.x: regen
7047 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
7049 Add framework to support armv5 architecture when it becomes
7052 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
7053 (arm_arch5): New variable.
7054 (all_architectures): Add armv5 line.
7055 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
7056 -march=armv5 is specified on the command line.
7057 (arm_arch5): Export this variable.
7058 * invoke.texi: Document new string accepted by -march= switch for
7061 * config/arm/arm.h: Replace use of constant 12 as a register
7062 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
7063 * config/arm/arm.c: Replace use of constant 12 as a register
7064 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
7066 * config/arm/elf.h: Tidy up.
7067 * config/arm/coff.h: Tidy up.
7069 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
7071 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
7072 * gcc/config/mips/t-iris6gld: New file.
7073 * gcc/config/mips/iris6gld.h: Likewise.
7075 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
7077 * c-decl.c (widest_integer_literal_type_node,
7078 widest_unsigned_literal_type) : New.
7079 (init_decl_processing): Handle/use the two new types.
7080 * c-common.c (type_for_size,type_for_mode) : Same.
7081 * c-lex.c (yylex) : Same.
7082 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
7084 * c-tree.h (widest_integer_literal_type_node,
7085 widest_unsigned_literal_type) : New.
7087 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
7089 * dwarfout.c (field_byte_offset): Correctly compute the object's
7090 byte offset for the first bit of a field which crosses an alignment
7091 boundary on a !BYTES_BIG_ENDIAN target.
7093 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
7095 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
7098 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
7099 Jeff Law <law@cygnus.com>
7101 * ginclude/varargs.h (va_dcl): Use word_mode for type of
7104 * except.c: Include intl.h.
7105 (expand_eh_return): Set current_function_cannot_inline.
7106 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
7107 * function.h (struct function): Add eh_return_stub_label.
7108 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
7109 * Makefile.in (except.o): Depend on intl.h.
7111 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
7113 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
7114 same as offsettable in cases 1 and 2.
7116 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
7118 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
7119 (extlh, extwh): Likewise.
7121 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
7123 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
7125 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
7127 * configure.in: Add arm-pe and thumb-pe targets.
7128 * configure: Regenerate.
7130 * thumb.c (arm_naked_function_p): New function: Determines if
7131 a function is naked (has no gcc generated prologue/epilogue).
7132 (is_called_in_ARM_mode): Return true if the func has the
7133 interfacearm attribute.
7134 (output_return): Do not generate a return for naked functions.
7135 (thumb_function_prologue): Do not generate a prologue for
7137 (thumb_expand_prologue): Do not generate a prologue for naked
7139 (thumb_expand_epilogue): Do not generate an epilogue for naked
7141 (arm_valid_machine_decl_attribute): New function, copied from
7142 arm.c: Permit naked and interfacearm attributes.
7144 * config/arm/pe.c: New file: Support code for arm-pe target.
7145 * config/arm/pe.h: New file: Header file for arm-pe target.
7146 * config/arm/tpe.h: New file: Header file for thumb-pe target.
7147 * config/arm/t-thumb-pe: New file: Makefile fragment for
7150 1999-07-01 Mark Kettenis <kettenis@gnu.org>
7152 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
7153 -fPIC or -fpic is specified.
7155 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
7157 * expr.c (emit_block_move): Use copy_to_mode_reg for
7158 !TARGET_MEM_FUNCTIONS case too.
7160 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
7162 * configure: Rebuilt.
7163 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
7164 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
7165 definitions made redundant by dbxelf.h inclusion. Delete
7166 lots of definitions related to assembly output that are
7167 specific to the SOM object format.
7168 * pa.c (output_function_prologue): Do not emit the function's
7170 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
7171 * pa-pro.h: Deleted.
7172 * som.h: New file with SOM specific definitions.
7173 * elf.h: New file with ELF specific definitions.
7175 * elfos.h (const_section): Output a tab before assembler directives.
7176 (ctors_section, dtors_section): Likewise.
7177 (ASM_OUTPUT_SECTION_NAME): Likewise.
7179 * pa/pa1.h: Delete unused file.
7181 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
7183 * configure.in (hppa*-hp-hpux11*): New configuration.
7184 * configure: Rebuilt.
7185 * pa/pa-hpux11.h: New file.
7186 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
7189 * mips.md (leasi, leadi): New patterns.
7191 * expr.c (emit_block_move): Properly handle case where one of the
7192 block move arguments has a queued increment or decrement.
7193 (clear_storage): Similarly. Fix formatting goof.
7195 1999-06-28 "David O'Brien" <obrien@NUXI.com>
7197 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
7198 semicolon from the BSD VA_LIST replacement expression.
7200 * fixinc/inclhack.sh: regen
7201 * fixinc/fixincl.x: regen
7203 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
7204 now use the fixincl program.
7206 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
7208 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
7209 case. Also make the PIC register call_used.
7211 * m68k.h (FINALIZE_PIC): Delete.
7212 * m68k.c (finalize_pic): Delete.
7214 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
7216 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
7219 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
7221 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
7223 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
7225 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
7227 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
7229 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
7231 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
7233 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
7235 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
7237 * rs6000.c (output_toc): Always use hex values for floating-point
7238 constants. Store single-precision values in upper-half of TOC
7239 entry in 64-bit mode.
7240 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
7241 to final constraints.
7242 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
7243 (fctiwz): Improve accuracy of RTL for pattern.
7245 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
7247 * expr.c (expand_expr): Allow RTL_EXPR's through the
7248 MAX_INTEGER_COMPUTATION_MODE checks.
7250 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
7252 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
7253 such that MASK_SUPPORT_ARCH is not negative.
7255 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
7257 * loop.c (verify_dominator): Properly handle ADDR_VEC and
7258 ADDR_DIFF_VEC insns that appear inside loops.
7260 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
7261 Jeff Law <law@cygnus.com>
7263 * rs6000.md (movdf_hardfloat32): Revert previous patch.
7264 Handle LO_SUM the same as offsettable in cases 1 and 2.
7265 * rs6000.c (find_addr_reg): Revert previous patch.
7267 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
7269 * system.h (strstr): New external function declaration.
7270 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
7271 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
7272 * config.in, configure: Rebuilt.
7274 1999-06-24 Tom Tromey <tromey@cygnus.com>
7276 * gcc.c (main): Read user-specified specs files after computing
7277 additional startfile_prefixes.
7279 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
7281 Revert these two patches:
7283 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7284 * loop.c (strength_reduce): When doing biv->giv conversion, update
7285 reg note of NEXT->insn.
7287 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7288 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7290 (recombine_givs): Set ix field after sorting.
7292 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7294 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
7295 for the parts of an UNSPEC / UNSPEC_VOLATILE.
7297 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
7299 *fixinc/inclhack.def: Add fix development commentary
7300 (read_ret_type): reactivate and add selection clause
7301 (zzz_*): tweak output file name to match what is used in hackshell.tpl
7302 *fixinc/{fixincl.x|inclhack.sh}: regen
7304 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
7306 * expr.c (expand_expr): STRIP_NOPS before checking against
7307 MAX_INTEGER_COMPUTATION_MODE
7308 (check_max_integer_computation_mode): Likewise.
7310 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
7312 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
7314 1999-06-22 Jim Wilson <wilson@cygnus.com>
7316 * expr.c (store_expr): When target is a promoted subreg, return a
7317 promoted subreg as a result.
7319 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
7321 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
7323 (dwarf2out_define): Mark unused parameters appropriately.
7324 (gen_unspecified_parameters_die): Ditto.
7325 (gen_subprogram_die): Fix signed/unsigned warnings.
7326 (gen_variable_die): Ditto.
7328 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
7330 * fixinc/inclhack.def(end_else_label): combined else_label
7331 and endif_label and fixed the sed expression.
7332 *fixinc/{fixincl.x|inclhack.sh}: regen
7334 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
7336 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
7337 'x' when handling non-offsettable addresses
7339 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
7341 * final.c (shorten_branches): Don't try to split an insn that has
7344 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
7346 * config/mips/mips.c (symbolic_expression_p): New function.
7347 (mips_select_rtx_section): Put symbolic expressions in the
7348 data section, not the read-only data section.
7350 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
7352 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
7354 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
7356 * collect2.c (main): Log frame table count.
7357 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
7358 (scan_prog_file) [COFF]: Handle frame tables.
7360 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
7361 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
7362 * alpha/elf.h: Undef them again.
7363 * alpha/vms.h: Remove their definitions.
7365 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7367 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
7368 remove the clobber of r0 and change the REG_UNUSED note to
7371 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
7373 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
7374 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
7375 fits in HOST_WIDE_INT and one uses union to access a long constant
7378 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
7380 * sparc.c (sparc_override_options): Don't allow profiling for
7381 code models other than medlow.
7382 (sparc_function_profiler): New function from old FUNCTION_PROFILER
7383 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
7384 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
7385 (sparc_block_profiler): Likewise.
7386 (sparc_function_block_profiler_exit): Likewise.
7387 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
7388 (FUNCTION_BLOCK_PROFILER): Likewise.
7389 (BLOCK_PROFILER): Likewise.
7390 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
7391 (MCOUNT_FUNCTION): New.
7392 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
7393 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
7394 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
7395 (MCOUNT_FUNCTION): New.
7396 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
7397 (BLOCK_PROFILER): Delete.
7398 (MCOUNT_FUNCTION): New.
7400 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
7402 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
7404 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7406 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7409 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7412 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7415 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7418 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
7420 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
7423 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
7425 * i386/djgpp.h (LIB_SPEC): New.
7426 (STARTFILE_SPEC): New.
7428 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
7430 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
7432 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
7435 * system.h (WSTOPSIG): New macro.
7437 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
7439 * c-pragma.c (push_alignment): Don't ignore alignments greater than
7441 (insert_pack_attributes): Take into account member natural
7444 * i386/winnt.c (exports_head): New static variable.
7445 (i386_pe_record_exported_symbol): New function.
7446 (i386_pe_asm_file_end): Use.
7447 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
7448 symbols to be emitted at end of assembly.
7449 (ASM_DECLARE_OBJECT_NAME): Likewise.
7450 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7452 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
7455 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
7457 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
7460 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
7462 * haifa-sched.c (sched_analyze_1): Use free_list instead of
7463 zapping reg_last_uses directly.
7464 (sched_analyze_2, sched_analyze_insn): Likewise.
7465 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
7467 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
7469 * rs6000.md (movdf_hardfloat32): Use worst case insn length
7470 attributes for cases 1 and 2.
7472 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
7474 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
7477 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
7479 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
7481 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
7483 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
7484 PIC_OFFSET_TABLE_REGNUM for general alloaction.
7485 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
7486 must be stacked if it is used for PIC accesses.
7487 * arm.c (use_return_insn): Handle PIC register specially.
7488 (output_return_instruction): Likewise.
7489 (output_func_{prologue,epilogue}): Likewise.
7490 (output_expand_prologue): Likewise.
7492 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
7493 (*strsi_predec): Renamed from *strqi_predec.
7494 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
7495 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
7497 * arm.c (arm_override_options): Remove warning about PIC code
7498 not being supported.
7500 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
7502 * rs6000.c (find_addr_reg): New function.
7503 * rs6000.h (find_addr_reg): Declare.
7504 (offsettable_addr_operand): Delete.
7505 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
7506 from and stores to GPRs.
7508 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
7510 * alpha.c (alpha_expand_block_move): Use get_insns rather than
7511 gen_sequence as argument to emit_no_conflict_block.
7513 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7515 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
7516 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
7517 *fixinc/fixincl.x: regen
7518 *fixinc/inclhack.sh: regen
7520 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
7522 * added support for -mpcrel (PC relative addressing for m68k)
7523 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
7524 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
7525 * m68k.c (print_operand_address): Handle 32-bit PIC case.
7526 (comments for general_src_operand): Add some explanation
7527 about EXTRA_CONSTRAINTS.
7528 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
7529 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
7530 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
7531 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
7532 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
7533 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
7534 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
7536 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
7537 * m68k.h (TARGET_PCREL): New target flag.
7538 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
7539 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
7540 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
7541 contains a SYMBOL_REF. Relax this constraint during reload, since
7542 we want to use the predicates, not reload's built-in concept of a
7543 valid memory address, to control what insns need reloading.
7544 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
7545 operands (essentially 'g', 'm', and 's' under normal circumstances).
7546 * m68k.c (print_operand): Cause printing of pc-relative addresses
7547 to include pc register.
7548 (print_operand_address): Ditto.
7549 (general_src_operand): Accept operands that are not only
7550 general_operands, but are also valid when used as a pc-relative
7552 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
7553 (memory_src_operand): Similar, for memory_operands.
7554 (pcrel_address): New predicate to accept the special case of a
7555 pc-relative address.
7556 * m68k.md (many patterns): Rewrite common SImode, HImode, and
7557 QImode insns to accept *_src_operand instead of *_operand where
7558 pc-relative operands can fit. For example, a pc-relative operand
7559 can be used as a memory source operand for addsi3, but not as a
7561 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
7563 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
7565 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
7566 .thumb_set pseudo op to mark aliases of thumb functions.
7568 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
7570 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
7571 preference to ASM_OUTPUT_DEF, if it is defined.
7573 * tm.texi: Document new, optional target macro
7574 ASM_OUTPUT_DEF_FROM_DECLS.
7576 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7578 * fixincludes: ISCNTL patch
7579 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
7580 (dgux_int_varargs): new for DG/UX
7581 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
7583 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
7585 * invoke.texi (ia32 options): Fix typo.
7587 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7589 * loop.c (strength_reduce): When doing biv->giv conversion, update
7590 reg note of NEXT->insn.
7592 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
7594 * loop.c (move_movables): Note issues with replacing REGs with
7596 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
7598 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
7600 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
7602 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
7603 the reference to `mcount' was not correct for the ELF on FreeBSD.
7605 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7607 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7610 (recombine_givs): Set ix field after sorting.
7612 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
7614 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
7615 to safe to extract a subword out of a REG.
7617 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7619 * sh.md (mulsi3): Don't add a no-op move at the end.
7621 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7623 * cse.c (cse_insn): Don't put hard register source into tables for
7624 the last insn of a libcall.
7626 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7628 * loop.c (strength_reduce): Insert sets of derived givs at every
7629 biv increment, even if it's the only one.
7631 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7633 * dwarfout.c (add_incomplete_type): New fn.
7634 (output_type): Call it.
7635 (retry_incomplete_types): New fn.
7636 (dwarfout_finish): Call it.
7638 From Eric Raskin <ehr@listworks.com>:
7639 (output_type): Output types for bases.
7641 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7643 * mips.c (mips_output_conditional_branch): Add `break'
7644 between `default' label and `close braces'.
7646 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
7648 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
7649 specifications and make it realistic.
7650 (LIB_SPEC): Likewise.
7652 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
7654 * config/mips/mips.c (mips_secondary_reload_class): Check for
7655 (PLUS (SP) (REG)) and return appropriate register class.
7656 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
7657 Handle (PLUS (SP) (REG)).
7658 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
7659 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
7660 of emit_insn for tablejump.
7662 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
7664 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
7665 asm_fprintf format string by itself.
7666 (output_function_profiler): Likewise.
7668 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
7670 * combine.c (simplify_logical, case AND): Only call
7671 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
7672 or the constant is positive.
7674 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
7676 * configure.in: Fix typo in rs6000-ibm-aix4 case.
7677 * configure: Regenerate.
7679 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
7681 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
7682 require a sub-version #.
7683 * configure: Rebuilt.
7685 1999-06-14 Robert Lipe (robertlipe@usa.net)
7687 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
7689 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
7691 * c-typeck.c (process_init_element): Detect excess elements in
7692 char array initializer.
7694 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7696 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
7698 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7700 * invoke.texi (Option Summary): Add -fpermissive flag.
7702 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
7704 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
7705 that require PIC code sequences.
7707 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
7709 * configure.in: Add new target: thumb-elf.
7710 * configure: Regenerate.
7711 * config/arm/t-thumb-elf: New file: Makefile fragment for
7713 * config/arm/telf.h: New file: Header file for thumb-elf
7716 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
7718 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
7719 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
7720 initializers is some circumstances.
7722 * fixinc/inclhack.def (endif_label): Add additional selector for
7723 more bogus stuff after #endif statements.
7724 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
7726 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
7728 * i386/cygwin.h (SET_ASM_OP): Define.
7730 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
7732 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
7734 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7736 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
7739 * sh.md (ic_invalidate_line_i): Remove second alternative.
7741 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7743 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
7744 test for the presence of valid prototypes. Delete bypass expr.
7745 (ioctl_fix_ctrl): Correct the selection expression.
7746 (no_double_slash): Correct quoting rules
7747 *fixinc/fixincl.x: regen
7748 *fixinc/inclhack.sh: regen
7750 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
7752 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
7754 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7756 * rs6000.md (movsi_got_internal_mem): Delete.
7757 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
7758 (GOT_TOC_REGNUM): Delete.
7759 (PIC_OFFSET_TABLE_REGNUM): Define.
7760 (FINALIZE_PIC): Disable.
7761 * rs6000.c (rs6000_got_register): New code for fixed pic register.
7762 (rs6000_replace_regno): Delete.
7763 (rs6000_finalize_pic): Likewise.
7764 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
7766 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7768 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
7769 is a note; use <= for the compare; advance P while it is
7772 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
7774 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
7775 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
7777 * varasm.c (remove_from_pending_weak_list): Verify t->name
7778 is non-NULL before passing it to strcmp.
7780 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7782 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
7783 the typed arguments are not part of a comment
7784 (ioctl_fix_ctrl): Added a purpose comment
7785 *fixinc/fixincl.x: regenerate
7786 *fixinc/inclhack.sh: regenerate
7788 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7790 * invoke.texi: Add C4x invocation docs.
7792 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7794 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
7796 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
7798 (c4x_legitimize_reload_address): New function.
7799 * config/c4x/c4x.md: Update docs.
7801 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
7803 * fixincludes: Avoid removing '.'.
7804 * fixinc/fixinc.svr4: Likewise.
7805 * fixinc/fixinc.winnt: Likewise.
7806 * fixinc/inclhack.tpl: Likewise.
7807 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
7809 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7811 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
7813 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
7815 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
7817 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
7820 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
7822 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
7823 * configure: Regenerate.
7825 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
7827 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
7830 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
7832 * fixinc/inclhack.def (avoid_bool): Also catch
7833 "typedef [unsigned] int bool".
7834 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7836 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
7837 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
7838 * configure: Rebuilt.
7840 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
7842 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
7843 such that we can override its definitions if necessary.
7844 (CPP_SPEC): New define. Support processor specific predefines via
7846 (CC1_SPEC): New define. Support processor specific compiler
7847 options via %(cc1_cpu).
7848 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
7851 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7853 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
7854 between sed's -e flag, and the open-quote following it.
7855 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7857 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
7858 Jeffrey A Law (law@cygnus.com)
7860 * varasm.c (assemble_start_function): Remove the function
7861 from the pending weak decls list when we define a function.
7862 (assemble_variable): Similarly for variables.
7863 (weak_finish): Ignore items on the list with a NULL name.
7864 (remove_from_ending_weak_list); New function to "remove" an item
7865 from the pending weak declarations list.
7867 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7869 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
7871 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
7873 * c-lex.c (GETC): Redefine to call getch.
7874 (UNGETC): Redefine to call put_back.
7875 (putback_buffer): New structure type.
7876 (putback): New static structure.
7877 (getch): New function.
7878 (put_back): New function.
7879 (yylex): Replace unused bytes from bad multibyte character.
7881 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
7883 * cpplib.c (do_define): Cast `alloca' return value.
7884 (do_include, do_undef, do_pragma): Likewise.
7885 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
7887 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
7888 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
7890 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
7892 * sparc.md (abstf2): This should be an expand.
7893 (split after abstf2_notv9): Fix mode.
7894 (abstf2_hq_v9): New pattern.
7895 (abstf2_v9): Only use when no hard quad.
7896 (absdf2_v9): Fix if target is not the same as source.
7897 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
7898 Add correct output constraints.
7900 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
7902 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
7903 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
7905 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
7907 * mips.h (mips_output_conditional_branch): New function.
7908 (mips_adjust_insn_length): Likewise.
7909 (ASSEMBLER_SCRATCH_REGNUM): New macro.
7910 (ADJUST_INSN_LENGTH): Likewise.
7911 * mips.c (print_operand): Add `F' and `W' for floating-point
7913 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
7915 (mips_adjust_insn_length): New function.
7916 (mips_output_conditional_branch): New function.
7917 * mips.md (length): Adjust attribute definition to handle
7918 conditional branches. Change lengths to bytes, rather than
7919 instructions throughout. Remove length attribute from
7920 instructions whose length is four bytes, and rely on the default
7922 (dslot): Fix typo in comment.
7923 Reword conditional branch patterns to use
7924 mips_output_conditional_branch.
7926 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7928 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
7929 (LIB_SPEC): Likewise.
7930 Link with -lprof1_r for -g/-pg.
7932 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7934 * loop.c (check_dbra_loop): Fix change of Jan 19.
7936 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
7938 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
7939 (STARTFILE_SPEC): Define, override the svr4.h version.
7940 (ENDFILE_SPEC): Likewise.
7942 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
7944 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
7945 * fixinc/fixincl.x: Regenerated.
7946 * fixinc/inclhack.sh: Regenerated.
7948 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7950 * sh.c (barrier_align): Don't return early for normal branch/barrier
7951 when optimizing for SH2.
7953 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
7955 * i386/udk.h (LINK_SPEC): Correct linker search path for
7958 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7960 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
7961 (braf_label_ref_operand): Delete.
7962 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
7963 * sh.md (casesi_jump_2): Operand1 is now the inside of a
7964 label_ref, and has no predicate.
7965 The patten has a predicate to guard against invalid substitutions.
7966 (dummy_jump): Delete.
7967 (casesi): Update use of casesi_jump_2.
7969 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7971 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
7972 *fixinc/fixincl.x: regenerate
7973 *fixinc/inclhack.sh: regenerate
7975 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
7977 * dwarf2out.c (add_incomplete_type): New fn.
7978 (gen_struct_or_union_type_die): Call it.
7979 (retry_incomplete_types): New fn.
7980 (dwarf2out_finish): Call it.
7982 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
7984 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
7985 current block starts with a CODE_LABEL and ends with a CALL and
7986 we can not find all the argument setup instructions for the CALL.
7988 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
7991 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7992 something is a candidate for optimize_bit_field_compare.
7994 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7996 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
7998 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
8000 * alpha.c (override_options): Thinko in last patch.
8002 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
8003 (LIB_SPEC): Recognize -pthread.
8005 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
8007 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
8008 definition in config/arm/coff.h
8009 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
8011 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8013 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
8014 fixes that need "file=xxx\n" prepended before invocation
8015 (start_fixer - new): starting the fixer process is complex enough
8016 to warrent its own routine. It prepends the "file=xxx\n" stuff.
8017 (process): uses the new routine; omit usage of putenv()
8018 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
8019 * fixinc/fixincl.x: regenerate
8021 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
8023 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
8024 and version #s (1.1 -> 2.96) as needed.
8025 * README.g77: Kill way out of date file in the toplevel directory.
8027 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
8029 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
8030 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
8031 * configure: Rebuilt.
8032 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
8033 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
8034 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
8035 (SWITCH_TAKES_ARG): Likewise.
8036 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
8037 * config/t-freebsd: Moved from config/i386/ so it can used for all
8040 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
8042 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
8044 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
8046 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
8047 * configure: Rebuilt.
8049 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
8051 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
8052 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
8053 * rs6000/rs6000.c (rs6000_file_start): Use putc.
8054 (rs6000_output_load_toc_table): Same.
8055 (output_prolog, output_mi_thunk): Same.
8056 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
8057 (ASM_GLOBALIZE_LABEL): Use putc.
8059 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
8061 * alpha.md (reload_*_help): New patterns and splitters.
8062 (reload_*): Use them.
8063 (mov[qh]i): Likewise.
8065 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
8067 * cccp.c (handle_directive): Handle backslash-newlines in quoted
8070 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
8072 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
8074 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
8076 * flow.c (mark_regs_live_at_end, insn_dead_p,
8077 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
8078 and HARD_FRAME_POINTER_REGNUM special treatment if reload
8079 hasn't run or the frame pointer is needed.
8080 * haifa-sched.c (attach_deaths): Likewise.
8081 * sched.c (attach_deaths): Likewise.
8083 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
8085 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
8086 calculate_can_reach_end returns nonzero.
8088 * configure.in (native gas tests): Search for an assembler in the
8089 same manner that the installed compiler will.
8090 * configure: Rebuilt.
8091 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
8093 * alias.c (find_base_term): Improve handling of addresses
8094 constructed from binary operations.
8096 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
8098 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
8100 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
8102 * function.h (cleanup_label, frame_offset): Declare.
8103 (tail_recursion_label, tail_recursion_reentry): Likewise.
8104 (arg_pointer_save_area, rtl_expr_chain): Likewise.
8105 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
8106 (tail_recursion_label, tail_recursion_reentry): Likewise.
8107 (arg_pointer_save_area, rtl_expr_chain): Likewise.
8109 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
8111 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
8113 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
8114 (MAX_OFILE_ALIGNMENT): Define.
8116 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
8118 * fixincl.c: Replace local include scheme with #includes of
8119 gansidecl.h and system.h.
8120 * procopen.c: Likewise.
8121 * server.c: Likewise.
8123 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
8125 * i386/t-dgux (EXTRA_PARTS): Add crti.o
8126 (crti.o): Add build rule and dependencies.
8127 * fixinc/fixinc.dgux: Use modified _int_varargs.h
8129 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8131 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
8132 (LIB_LINUX_SPEC): Likewise.
8133 (LIB_LINUX_SPEC): Add support for -pthread
8134 (CPP_OS_LINUX_SPEC): Likewise.
8135 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
8138 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
8140 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
8142 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
8143 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
8144 for IEEE math and CC_FCOMI.
8145 (put_jump_code): No IEEE if CC_FCOMI is set.
8147 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8149 * fold-const.c (fold_truthop): Make the field reference unsigned
8150 when converting a single bit compare.
8152 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8154 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
8156 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
8158 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
8159 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
8162 * reload.c (push_reload): Do not call remove_address_replacements
8163 when presented with identical optional reloads.
8165 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
8167 * alpha.h (MASK_FIX, TARGET_FIX): New.
8168 (MASK_*): Reorganize constants.
8169 (CPP_AM_FIX_SPEC): New.
8170 (TARGET_SWITCHES): Add FIX.
8171 (EXTRA_SPECS): Likewise.
8172 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
8173 (SECONDARY_MEMORY_NEEDED): Likewise.
8174 (REGISTER_MOVE_COST): Likewise.
8175 * alpha.c (override_options): Add FIX support. Always use
8176 ALPHA_TP_PROG for ev6.
8177 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
8178 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
8179 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
8181 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
8183 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
8184 something is a candidate for optimize_bit_field_compare.
8186 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
8188 * gcc.texi (Passes): Document branch-shortening.
8189 * invoke.texi (Debugging Options): Document the fact that `-dp'
8190 outputs length information for instructions.
8192 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
8194 * flow.c: Revert previous delta.
8196 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
8198 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
8199 FRAME_POINTER_REGNUM.
8200 (mark_set_1): Ditto.
8201 (mark_used_regs): Ditto.
8203 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
8205 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
8206 (GOT_PCREL): New macro. Define to 1 if not already defined.
8207 * arm/elf.h (GOT_PCREL): Define to 0.
8208 * arm.c (arm_finalize_pic): Take into account the setting of
8211 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
8213 * output.h (STRIP_NAME_ENCODING): Provide default definition.
8214 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
8216 * flow.c (mark_set_1): Do not record BLKmode stores as dead
8217 store elimination candidates.
8219 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
8221 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
8224 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
8226 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
8227 Add use of x-aix41-gld.
8229 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
8231 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
8232 (ASM_OUTPUT_DESTRUCTOR): Define.
8234 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
8236 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
8237 last CODE_LABEL in a loop if we have previously passed a jump
8238 to the top of the loop.
8240 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
8242 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
8243 applying Philip's patch.
8245 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
8247 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
8250 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
8252 * loop.c (strength_reduce): Grow reg_single_usage as needed.
8254 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
8256 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
8257 Also remove a useless comment.
8259 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8261 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
8263 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
8265 * collect2.c (main): Only generate import or export file and add
8266 to link arguments if non-empty. Use xmalloc not alloca.
8267 (write_{export,import}_file): Delete.
8268 (write_aix_file): New function.
8269 (locatelib): Use xmalloc not malloc.
8270 (GCC_OK_SYMBOL): Do not check type if aix64.
8272 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
8274 Based on patch by Scott Bambrough and Pat Beirne:
8275 * config/arm/arm.c (making_const_table): New variable.
8276 * config/arm/arm.h (making_const_table): Declare.
8277 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
8279 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
8280 Keep track of when we are building the constant table.
8282 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
8284 * config/arm/arm.c (arm_override_options): Fix erroneous warning
8287 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
8289 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
8292 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
8294 * tm.texi (FUNCTION_ARG): Correct description of a stack element
8297 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
8299 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
8301 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8303 * rs6000.c (output_mi_thunk): Enable full support again.
8305 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8307 * sh.h (BRANCH_COST): Define.
8309 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
8311 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
8313 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
8315 * function.c (assign_stack_local): Align stack slot propertly.
8316 (assign_outer_stack_local): Likewise.
8318 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
8320 * expr.h (lang_expand_constant): Declare.
8321 * toplev.c (lang_expand_constant): Define it.
8322 * varasm.c (output_constant): Use it.
8324 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8326 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
8327 Change function definitions to K&R style.
8329 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8331 * fixinc/fixincl.c: We must not ignore SIGCLD now.
8333 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
8335 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
8336 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
8337 (several places): omit static initialization
8338 (process): use single fd, since only the read fd is used
8339 * fixinc/gnu-regex.c: define 'const' away, if not supported
8340 * fixinc/procopen.c(several places): omit static initialization
8341 * fixinc/server.c: define 'volitile' away, if not supported
8343 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8345 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
8346 asm_fprintf and %L to generate the label name.
8347 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
8348 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
8350 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
8352 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
8353 insn for a conditional jump can not be found.
8355 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
8357 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
8358 on variables in specific sections other than .sbss and .sdata.
8360 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
8362 * stmt.c (expand_return): Call start_cleanup_deferral and
8363 end_cleanup_deferral around conditional code.
8365 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8367 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
8368 filename lists. Utilizes new "krstr" AutoGen function.
8369 * fixinc/fixincl.x: Rebuilt.
8371 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
8373 * i386.c (output_float_compare): Avoid GNU-C extensions.
8375 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
8377 * version.c: Bump to distinguish mainline tree from the
8380 See ChangeLog.1 for earlier changes.
8383 add-log-time-format: current-time-string