1 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3 * i386.md (ffs expander): Emit Pentium friendly code for
6 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
8 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
12 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
16 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
18 * config/m68k/m68k.c (use_return_insn): Return false if the pic
21 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
23 * md.texi (No Constraints): Delete section.
24 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
25 * final.c (final_scan_insn): We always have register constraints.
26 * genattrtab.c: Don't include "insn-config.h".
27 (write_attr_case): We always have register constraints.
28 * genconfig.c (register_constraint_flag): Delete.
29 (walk_insn_part): Don't check whether we have register constraints.
30 (main): Don't write out "#define REGISTER_CONSTRAINTS".
31 * genoutput.c (have_constraints): Delete.
33 (output_operand_data): We always have constraints.
34 (scan_operands): Likewise.
35 (compare_operands): Likewise.
36 * local-alloc.c (block_alloc): We always have constraints.
37 (requires_inout): Always compile this function.
38 * recog.c (extract_insn): We always have constraints.
39 (constrain_operands, reg_fits_class_p): Always compile these
41 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
43 (struct insn_operand_data): Likewise.
44 * regclass.c (regclass): We always have constraints.
45 (record_reg_classes, copy_cost, record_address_regs,
46 auto_inc_dec_reg_p): Always compile these functions.
47 * regmove.c (regmove_optimize): We always have constraints.
48 * reload.c (find_reloads): Likewise.
49 * reload1.c (reload): Likewise.
50 (reload_cse_simplify_operands): Likewise.
51 * i860.c (output_delay_insn): Likewise.
53 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
55 * iris6.h (BUILD_VA_LIST_TYPE): Define.
57 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
59 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
60 for the va_list record.
62 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
64 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
67 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
69 * alias.c: Include insn-flags.h.
70 * Makefile.in (alias.o): Update.
72 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
74 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
75 to LTU and GEU. Handle more cases using sbb.
77 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
79 * i386.md (truncatexfdf splitters): Do not use subreg.
80 (fop XFmode patterns): Fix mode in operand testing.
82 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
84 * jump.c (jump_optimize_1): Amend last change to test only the
85 form of the operand, not the insn.
87 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
88 not register_operand to determine when B may need preloading.
90 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
92 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
93 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
94 (call-value patterns): Move to end of file.
95 (*): Remove mode from label_ref in (pc) context.
96 (movstrqi): Use memory not general_operand for BLKmode operands.
97 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
98 to register_operand operands.
99 (peep2 patterns): Convert from commented-out peephole patterns.
101 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
103 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
104 to BUILT_IN_INIT_DWARF_REG_SIZES.
105 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
106 Renamed from BUILT_IN_DWARF_REG_SIZE; call
107 expand_builtin_init_dwarf_reg_sizes.
108 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
109 with __builtin_init_dwarf_reg_size_table.
110 * dwarf2out.c (struct reg_size_range): Delete.
111 (expand_builtin_init_dwarf_reg_sizes): New function.
112 (expand_builtin_dwarf_reg_size): Delete.
113 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
114 (expand_builtin_dwarf_reg_size): Don't declare.
115 * libgcc2.c (dwarf_reg_size_table_initialized): New.
116 (dwarf_reg_size_table): New.
117 (init_reg_size_table): New function.
118 (copy_reg): Use dwarf_reg_size_table.
119 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
122 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
124 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
125 Correctly build argument list to constructor and destructor functions.
127 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
129 * c-tree.h (warn_float_equal): Declare.
130 * c-decl.c (warn_float_equal): Define.
131 (c_decode_option): Recognize -W[no-]float-equal.
132 * c-typeck.c (build_binary_op): Conditionally warn
133 about equality tests of floating point types.
134 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
135 * invoke.texi: Add docs for -Wfloat-equal warning.
137 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
139 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
140 generating RTL directly.
141 * mips.h (INIT_TARGET_OPTABS): Likewise.
142 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
144 * expr.h (init_mov_optab): Delete declaration
146 * h8300.c (WORD_REG_USED): Update to avoid useless register
147 saves in interrupt functions and functions which never return.
149 * cse.c (struct set): Delete inner_dest_loc field.
150 (cse_insn): Remove assignments to inner_dest_loc field.
152 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
154 * ggc-page.c: Don't include <unistd.h> etc taken care of
155 by "system.h". Include <sys/mman.h> afterward.
157 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
159 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
162 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
164 * xcoffout.c (xcoffout_declare_function): Add documentation.
165 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
166 TARGET_64BIT. Compare constant to -1, not bit pattern.
167 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
168 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
171 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
173 * dwarf2out.c (add_abstract_origin_attribute): Abort if
175 (gen_inlined_enumeration_type_die): Do not abort if the type has
176 not been writeen out.
177 (gen_inlined_structure_type_die): Do not abort if the type has
178 not been writeen out.
179 (gen_inlined_union_type_die): Do not abort if the type has
180 not been writeen out.
181 (gen_tagged_type_instantiation_die): Do not abort if the type
182 has not been written out.
184 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
186 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
188 * reg-stack.c (straighten_stack): Copy hard reg set with
191 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
193 * builtins.c (stabilize_va_list): Stabilize array type va_list
194 to a pointer type, not the base record type.
195 (expand_builtin_va_copy): Dereference the pointers explicitly;
196 use the correct size for the copy.
198 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
199 (rs6000_va_arg): Likewise.
201 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
203 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
205 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
207 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
209 (DECL_BUILT_IN_CLASS): Adjust accordingly.
211 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
213 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
214 (init_ggc): Use it instead of a constant.
215 (ggc_collect): Bound allocated_last_gc by it.
217 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
219 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
222 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
224 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
225 (mips*-*-openbsd*): Let big endian configuration be a fragment.
227 * config/mips/openbsd.h: New, OpenBSD little endian target.
228 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
229 * config/mips/xm-openbsd.h: New, OpenBSD host.
231 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
233 * config/m68k/m68k.c (output_function_prologue,
234 output_function_epilogue): Use
235 current_function_uses_pic_offset_table instead of regs_ever_live
236 to decide whether to save/restore pic register.
237 (legitimize_pic_address): Don't modify regs_ever_live any more.
239 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
241 * function.h (struct function): Add x_dont_save_pending_sizes_p.
242 * stor-layout.c (variable_size): Don't add sizes to the pending
243 sizes list if x_dont_save_pending_sizes_p is set.
245 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
247 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
248 for symbolic_operand().
249 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
251 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
253 * combine.c (gen_rtx_combine): Add missing call to va_end().
255 * final.c (asm_fprintf): Likewise.
257 * genattrtab.c (attr_rtx): Likewise.
259 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
261 * cse.c: Update comments.
262 (cse_insn): When converting a conditional/computed jump into
263 an unconditional jump, always make sure a BARRIER immediately
264 follows the converted jump. Do not delete unreachable code.
265 (cse_basic_block): Do not delete unreachable code.
266 * toplev.c (rest_of_compilation): Move call to
267 delete_trivially_dead_insns after the conditional call to
270 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
272 * collect2.c (make_temp_file): Don't prototype.
274 * gcc.c (make_temp_file): Likewise.
276 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
278 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
280 * varasm.c (asm_emit_uninitialised): New function: Generate
281 the assembler statements necessary to declare an uninitialised
283 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
285 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
286 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
288 (assemble_variable): Use asm_emit_uninitialised to emit an
289 uninitialised variable.
291 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
293 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
294 constant on a 64 bit host. Patch supplied by Geoffrey Keating
297 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
299 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
300 * c-common.h (builtin_function): Don't declare.
302 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
304 (pushdecl): Likewise.
305 (finish_decl): Likewise.
306 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
307 int. All callers changed.
308 Set the builtin's DECL_BUILT_IN_CLASS.
309 * tree.h (enum built_in_class): New.
310 (enum built_in_function): Delete NOT_BUILT_IN.
311 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
313 (DECL_SET_FUNCTION_CODE): Likewise.
314 (DECL_BUILT_IN_CLASS): New macro.
315 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
316 (struct tree_decl): Split builtin function code field into a
318 (builtin_function): Declare.
320 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
322 * optabs.c (init_traps): Fix typo in last change.
324 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
326 * toplev.c (rest_of_decl_compilation): Update comment.
328 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
330 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
331 in .sbss if appropriate.
332 (EXTRA_SECTION_FUNCTIONS): Add sbss.
333 (SBSS_SECTION_ASM_OP): New macro.
334 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
335 (EXTRA_SECTIONS): Add in_sbss.
336 * config/mips/mips.h: Prototype sbss_section.
338 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
340 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
343 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
345 * optabs.c (init_traps): Register trap_rtx as a GC root.
347 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
349 * config/mips/mips.c (function_arg_pass_by_reference): Define
350 unconditionally, since it's called unconditionally.
352 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
354 * toplev.c (documented_lang_options): Add -fshort-wchar.
355 * c-decl.c (c_decode_option): Likewise.
356 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
358 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
359 * gcc.c (default_compilers): If -fshort-wchar,
360 override __WCHAR_TYPE__.
361 * tm.texi (C Dialect Options): Add -fshort-wchar.
363 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
364 symbol for a variable.
366 * cpplib.h (CPP_PREPROCESSED): New macro.
367 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
368 we're seeing this input for a second time.
370 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
372 * emit-rtl.c (init_emit_once): Initialize modes first.
374 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
376 * config/i386/i386.c (pic_label_name): Change to char pointer.
377 (global_offset_table): New variable.
378 (load_pic_register): Fill global_offset_table if it hasn't
379 already been done. Allocate pic_label_name dynamically.
380 * ggc.h (empty_string): New variable.
381 * ggc-simple.c (empty_string): Likewise.
382 (init_ggc): Allocate empty_string and add as root.
383 * stmt.c (digit_strings): New variable.
384 (init_stmt): Add last_block_end_note as root. Allocate and
385 initialize digit_strings.
386 (expand_asm_operands): Use empty_string instead of string
387 constant. Use digit_strings instead of string constants.
388 * profile.c (init_arc_profiler): Allocate string with
389 ggc_alloc_string instead of xmalloc.
390 (output_func_start_profiler): Likewise.
391 * c-typeck.c (digest_init): Check if init is error_mark_node.
393 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
394 Richard Henderson <rth@cygnus.com>
396 * ggc-page.c: New file.
397 * Makefile.in (ggc-page.o): New.
399 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
401 * invoke.texi: Document -fdelete-null-pointer-checks
402 * toplev.c (flag_delete_null_pointer_checks): New.
403 (f_options): Add entry for -fdelete-null-pointer-checks.
404 (rest_of_compilation): Conditionalize null pointer check
405 elimination on flag_delete_null_pointer_checks.
406 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
408 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
410 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
411 copyright notice and special exception to GPL.
413 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
415 * abi64.h (mips_function_value): Add prototype arguments.
417 * mips-protos.h: New file with mips prototypes.
419 * mips.c: Include "tm_p.h".
420 (mktemp, lookup_name): Add prototype arguments.
421 (extern_list, string_constant, mips_fill_delay_slot,
422 mips_output_external, mips_output_external_libcall,
423 mips_output_filename, mips_declare_object, function_prologue,
424 mips_expand_prologue, function_epilogue, mips16_constant,
425 build_mips16_function_stub, mips_output_conditional_branch):
427 (mips_va_start): Remove unused variable `u'.
428 (mips_va_arg): Cast value to unsigned when comparing against one.
430 (save_restore_insns, mips_expand_prologue): Add missing arg in
433 * mips.h: Move prototypes to mips-protos.h.
434 (data_section, memory_address_p, rdata_section,
435 readonly_data_section, simple_epilogue_p, text_section): Delete
436 prototypes delcared elsewhere.
437 (mips_epilogue_delay_slots, print_options): Delete unused decls.
439 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
441 * mips.md: Delete extra args in call to `mips_move_2words'.
443 * xm-iris6.h (alloca): Add prototype argument.
445 * genpeep.c: Include "tm_p.h" in generated output file.
447 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
449 * basic-block.h (find_edge_index): Change parameters.
450 * flow.c (verify_edge_list): Pass basic_block parameters to
451 find_edge_index instead of integers.
453 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
455 * combine.c (simplify_comparison): Use an unsigned shift to adjust
458 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
460 * gcc.1: Fix a formatting error.
462 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
464 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
465 i786, mn10200, mn10300, pdp11, v850.
467 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
469 * libgcc2.c (num_digits): Add prototype with
470 __attribute__((const)).
471 (__terminate): Add prototype.
473 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
475 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
477 * alpha/alpha.c (print_operand): Fix type of `code'.
478 (alpha_output_filename): Constify.
479 * alpha/alpha.h: Move all function declarations ...
480 * alpha/alpha-protos.h: ... here. New file.
481 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
482 (SECTION_FUNCTION_TEMPLATE): Likewise.
484 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
486 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
487 * expr.c (expand_expr): Likewise.
489 (do_store_flag): Pass ccp_store_flag to can_compare_p.
490 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
492 (enum can_compare_purpose): New.
493 (can_compare_p): Adjust prototype.
494 (prepare_cmp_insn, prepare_operand): Declare.
495 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
496 * optabs.c (cmp_available_p): Deleted.
497 (expand_abs): Pass ccp_jump to can_compare_p.
498 (can_compare_p): New arg PURPOSE. Check for combined optabs.
499 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
500 Call can_compare_p rather than cmp_available_p.
501 (prepare_operand): No longer static.
502 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
503 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
504 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
505 sequence to use emit_cmp_and_jump_insns.
506 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
508 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
510 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
511 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
512 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
513 (plus (reg) (const_int 0))
514 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
516 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
518 * rs6000.c (expand_block_move): DImode loads and stores require
519 word-aligned displacements. Increment address registers with
520 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
522 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
524 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
525 is no name for the base type, rather than segfault. If we are
526 writing out a complex integer type, use DW_ATE_lo_user.
528 * expr.c (emit_move_insn_1): If we are copying a complex that fits
529 in one word or less (complex char, complex short, or on 64 bit
530 systems complex float) to/from a hard register, copy it through
531 memory instead of dying in gen_{real,imag}part. If we have a
532 short complex type, prevent inlining since it allocates stack
535 * tree.c (build_complex_type): If we are writing dwarf2 output,
536 generate a name for complex integer types.
538 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
540 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
541 * flow.c (remove_edge): Remove extra whitespace.
542 (remove_fake_edges): Fix comment.
543 (add_noreturn_fake_exit_edges): Use the correct name.
545 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
547 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
548 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
549 (clean): Depend on INTL_CLEAN.
550 (maintainer-clean): Adjust.
552 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
554 * configure.in (AC_PREREQ): Bump to 2.13.
555 (AC_C_STRINGIZE): Call this instead of using a custom macro.
557 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
559 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
561 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
563 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
564 (HAVE_STRINGIZE): Define.
566 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
568 * c-parse.in: save and restore warn_pointer_arith on __extension__
570 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
571 Set the type of extension to itype rather than $<itype>1 kludge.
572 * extend.texi (Alternate Keywords): Adjust documentation.
573 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
575 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
577 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
578 most assembler templates.
580 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
582 (following_call): Always return zero for the PA8000.
583 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
585 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
587 * pa.h (BRANCH_COST): Define.
589 * pa.md (return, return_internal): Use bve for PA2.0.
591 * pa.md (fused multiply): Add variants which reduce height for the
592 fused multiply, but which still generate 2 insns.
593 (fnegabs): Similarly.
595 * pa.md (subsi3): Turn into an expander. Create two anonymous
596 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
597 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
599 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
601 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
603 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
604 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
606 * regclass.c (init_regs): Add "top_of_stack" as a garbage
609 * flow.c (record_active_eh_regions): Terminate loop after finding
610 the last insn in the last basic block.
612 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
614 * config/c4x/c4x.md: Delete parallel instruction peepholes.
616 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
618 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
620 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
622 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
623 splitting to not use output template.
625 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
627 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
628 * config/c4x/c4x.c (c4x_va_start): New function.
630 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
632 * genrecog.c (not_both_true): Handle correctly cases when called for
633 tests with different positions in the insn.
635 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
637 * machmode.h (HOST_PTR_PRINTF): Move from here ...
639 * system.h (HOST_PTR_PRINTF): ... to here.
641 * mips-tfile.c: Don't include machmode.h.
643 * Makefile.in (MACHMODE_H): New variable. Update to use it.
644 (mips-tfile.o): Don't depend on machmode.h.
646 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
648 * haifa-sched.c (sched_analyze): Rename local variable `region' to
649 avoid conflicts with typedef struct `region' at the top level scope.
651 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
653 * basic-block.h (basic_block): Add eh_beg, eh_end.
654 * flow.c (entry_exit_blocks): Update.
655 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
657 (find_basic_blocks_1): Don't record eh_list at each bb. Use
658 lists.c functions to allocate insn lists.
659 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
661 (make_eh_edge): ... here. New.
662 (move_stray_eh_region_notes): New.
663 (record_active_eh_regions): New.
664 (delete_unreachable_blocks): Split out block merging ...
665 (try_merge_blocks): ... here. New.
666 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
668 (merge_blocks_move_successor_nojumps): Likewise.
669 (merge_blocks): Use eh_beg+eh_end to validate block movement.
671 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
673 * extend.texi (Bound member functions): Document unbound pmf
676 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
678 * flow.c (split_edge): Handle insertion on a fallthrough edge which
679 has the EXIT_BLOCK as a dest.
681 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
683 * flow.c (remove_edge): New function to remove an edge from the
685 (remove_fake_successors): New function to remove fake successor edges.
686 (remove_fake_edges): New function to remove all fake edges from the
688 (add_fake_exit_edges): New function to add fake edges from all blocks
689 with no successors to the exit block.
690 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
691 prototypes for new functions.
693 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
695 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
696 Use Pmode to determine whether to output .dword or .word.
698 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
700 * tree.c (built_in_filename): New variable.
701 (BUILT_IN_FILENAME): New macro.
702 (init_tree_codes): Allocate built_in_filename.
703 (make_node): Use built_in_filename instead of string constant.
705 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
707 * configure.in: Add fr30 target.
708 * configure: Regenerate.
709 * config/fr30: New directory.
710 * config/fr30/crti.asm: New file.
711 * config/fr30/fr30.c: New file.
712 * config/fr30/crtn.asm: New file.
713 * config/fr30/fr30.h: New file.
714 * config/fr30/fr30.md: New file.
715 * config/fr30/lib1funcs.asm: New file.
716 * config/fr30/t-fr30: New file.
717 * config/fr30/xm-fr30.h: New file.
719 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
721 * flow.c (merge_blocks_move_successor_nojumps): Delete the
722 BARRIER at the end of the successor, not the BARRIER before
725 * pa.c (pa_add_gc_roots): Fix thinko in last change.
727 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
729 * stmt.c (any_pending_cleanups): Don't crash when
730 current_function->stmt is unset.
732 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
734 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
735 other initializations that may use it for relative offsets.
737 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
739 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
740 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
741 * config/i386/sol2dbg.h: Removed.
742 * config/i386/sol2gas.h: New file, to enable gas work-around.
743 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
745 * configure: Rebuilt.
747 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
749 * invoke.texi (-fthis-is-variable): Remove documentation.
751 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
753 * basic-block.h (compute_bb_for_insn): Declare.
754 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
755 to use; set size of basic_block_for_insn directly.
756 (find_basic_blocks): Update.
758 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
760 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
762 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
764 * crtstuff.c (ON_EXIT): Delete empty macro definition.
765 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
767 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
769 * c-decl.c (c_decode_option): Extend comment.
771 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
773 * toplev.c (progname): Make 'const char *'
774 (flag_print_mem): Move out of main.
775 (version_flag): Move out of main.
776 (filename): Move out of main.
777 (debug_args): Remove g prefix from options.
778 (documented_lang_options): Remove cpplib specific options.
779 (display_help): Add g prefix to debug options.
780 (check_lang_option): Delete this function.
781 (decode_d_option): New function: Decode -d... option.
782 (decode_f_option): New function: Decode -f... option.
783 (decode_W_option): New function: Decode -W... option.
784 (decode_g_option): New function: Decode -g... option.
785 (independent_decode_option): New function: Decode a language
786 independent command line option.
787 (main): Invoke lang_decode_option and then
788 independent_decode_option on each command line option in
791 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
793 Revert this change. Gavin's patch to operand_equal_p is a better fix.
794 * fold-const.c (fold_range_test): Do not try to fold the range
795 test if the rhs or lhs has side effects.
797 * basic-block.h (compute_flow_dominators): Declare.
799 * gcse.c (alloc_code_hoist_mem): New function.
800 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
801 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
802 (hoist_code, one_code_hoisting_pass): Likewise.
803 (gcse_main): If optimizing for size, then hoist expressions
804 computed in multiple dominated basic blocks.
806 * gcse.c (invalid_nonnull_info): New function.
807 (delete_null_pointer_checks): Likewise.
808 * rtl.h (delete_null_pointer_checks): Declare.
809 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
811 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
812 (merge-blocks_move_successor_nojumps): Likewise.
813 (merge_blocks): Allow merging of some blocks, even if it requires
814 physical movement of the blocks, but not if it requires new jumps.
816 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
817 Callers and prototype changed.
818 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
820 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
822 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
823 -YP when both -p and -pg are present. From i386/sol2.h.
825 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
827 * Makefile.in (distclean): Delete tm_p.h.
828 * configure.in: Create a new file, "tm_p.h", from a list in
829 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
830 "i386/i386-protos.h".
832 * alias.c: Include "tm_p.h".
833 * c-typeck.c: Likewise.
836 * emit-rtl.c: Likewise.
837 * explow.c: Likewise.
838 * expmed.c: Likewise.
842 * fold-const.c: Likewise.
843 * function.c: Likewise.
845 * global.c: Likewise.
846 * haifa-sched.c: Likewise.
847 * integrate.c: Likewise.
849 * local-alloc.c: Likewise.
851 * optabs.c: Likewise.
853 * reg-stack.c: Likewise.
854 * regclass.c: Likewise.
855 * regmove.c: Likewise.
856 * reload.c: Likewise.
857 * reload1.c: Likewise.
859 * resource.c: Likewise.
861 * stor-layout.c: Likewise.
862 * toplev.c: Likewise.
864 * unroll.c: Likewise.
865 * genattrtab.c (main): Make generated file include "tm_p.h".
866 * genemit.c (main): Likewise.
867 * genoutput.c (main): Likewise.
868 * genrecog.c (main): Likewise.
870 * i386.h: Delete all prototypes.
871 * i386.c: Include "tm_p.h".
872 (ix86_attr_length_default): Call constant_call_address_operand
873 with correct number of arguments.
874 * i386-protos.h: New file.
875 * i386.md (unnamed patterns): Call constant_call_address_operand
876 with correct number of arguments.
877 (exception_receiver): Call load_pic_register with correct number
880 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
882 * c-pragma.c (mark_align_stack): Dereference the void* properly.
884 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
886 * rtl.h (insns_safe_to_move_p): New function.
887 * loop.c (find_and_verify_loops): Use it.
888 * rtlanal.c (insns_safe_to_move_p): Define it.
890 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
892 * c-pragma.c: Include ggc.h.
893 * Makefile.in (c-pragma.o): Update.
895 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
897 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
898 (LIB_SPEC): Likewise.
899 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
901 Copied from config/sparc/sol2.h.
903 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
905 * c-pragma.c (mark_align_stack): New.
907 * c-pragma.h (init_pragma): Declare it.
908 * c-lex.c (init_parse): Call it.
910 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
912 * configure.in: Pick up thread library on Solaris/x86 just
913 like on Solaris/sparc.
914 * configure: Rebuilt.
916 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
918 * rtl.h (global_rtx_index): New enum.
919 (global_rtl): Change to array of rtx.
920 (pc_rtx, cc0_rtx): Redefine accordingly.
921 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
922 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
923 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
924 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
925 (const_int_rtx): Change to array of rtx.
926 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
928 * emit-rtl.c (global_rtl): Change to array of rtx.
929 (const_int_rtx): Change to aray of rtx.
930 (gen_rtx_CONST_INT): Redefine accordingly.
931 (init_emit_once): Allocate and initialize global_rtl. Likewise
932 for const_int_rtx. Add both as GC roots.
933 * genattrtab.c (global_rtl): Update declaration.
935 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
937 * Makefile (USER_H): Add iso646.h back.
939 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
941 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
942 zapping the LOG_LINKS of sched_before_next_call.
944 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
945 * pa.c (insn_refs_are_delayed): Renamed from
946 insn_sets_and_refs_are_delayed.
948 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
950 * functiion.h (struct function): Add x_whole_function_mode_p.
951 (retrofit_block): Declare.
952 * function.c (retrofit_block): New function.
953 (identify_blocks): Add assertions. Allow an incomplete set of
954 block notes if we're still generating code for the function.
955 * integrate.c: Include loop.h.
956 (expand_inline_function): Call find_loop_tree_blocks to map block
957 notes to blocks when in whole-function mode. Use retrofit_block
958 to insert new BLOCKs for the inlined function, rather than
960 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
961 * Makefile.in (integrate.o): Depend on loop.h.
963 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
965 * tree.h (warn_about_unused_variables): Declare.
966 * stmt.c (warn_about_unused_variables): New function, split out
968 (expand_end_bindings): Here.
970 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
972 * stmt.c (preserve_subexpressions_p): Don't crash when
973 current_function->stmt is unset.
975 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
977 * stmt.c (expand_start_bindings): Allow callers to pass a flag
978 indicating that no NOTE_INSN_BLOCK_BEG note is required.
979 (expand_start_target_temps): Use it.
980 * except.c (expand_eh_region_start_for_decl): Likewise.
981 * expr.c (expand_expr): Likewise.
983 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
985 * fold-const.c (operand_equal_p): Pay attention to side effects.
987 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
989 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
990 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
992 * tlink.c (scan_linker_output): Look for keywords before accepting
993 a mangled name in quotes.
995 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
997 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
998 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
1000 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
1002 * alpha.md: Revert Thu Nov 26 change that came in through the
1003 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
1004 Avoid earlyclobber when possible.
1006 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1008 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
1010 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
1011 Define HAVE_ON_EXIT.
1013 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1015 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
1016 CTYPE_CONV in all ctype macros.
1018 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
1021 * cexp.y (initialize_random_junk): Likewise.
1023 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
1025 * i370.c (handle_pragma): Likewise.
1027 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
1029 * v850.c (override_options): Likewise.
1031 * doprint.c (_doprnt): Likewise.
1033 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
1036 * fixinc/server.c (load_data): Likewise.
1038 * fold-const.c (real_hex_to_f): Likewise.
1040 * genattr.c (write_upcase, gen_attr): Likewise.
1042 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
1043 write_upcase): Likewise.
1045 * genemit.c (print_code): Likewise.
1047 * genopinit.c (gen_insn): Likewise.
1049 * genpeep.c (print_code): Likewise.
1051 * genrecog.c (print_code): Likewise.
1053 * optabs.c (init_libfuncs): Likewise.
1055 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
1057 * haifa-sched.c (sched_analyze): Keep the list of notes organized
1059 (reemit_notes): Likewise.
1061 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
1063 * ggc.h (ggc_root): Move to ggc-common.c.
1065 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
1066 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
1067 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
1068 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
1069 * ggc-common.c (ggc_root): Move from ggc.h.
1070 (roots): Declare, static.
1071 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
1072 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
1073 null or check/set mark bit.
1074 (ggc_mark_roots): New.
1075 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
1077 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
1079 * m32r.c: Include toplev.h.
1080 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
1081 (gen_compare): Rename swap_p to must_swap to match uses.
1082 Add default abort case.
1083 (m32r_output_function_epilogue): Remove unused variables.
1084 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
1085 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
1086 define to empty parameter list. Update all uses.
1087 (predicate decls): Use enum machine_mode not int.
1088 * m32r.md (movsi): Call abort, not fatal_insn.
1089 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
1091 1999-09-14 Andrew Haley <aph@cygnus.com>
1093 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
1094 use $0 instead of 0.
1096 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1098 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
1099 computation out of loop over hard regs.
1101 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
1103 * function.c (identify_blocks): Don't shadow a variable in an
1105 * integrate.c (integrate_decl_tree): Don't use pushlevel,
1106 pushdecl, or poplevel to build up the new BLOCK tree.
1107 (expand_inline_function): Likewise.
1108 (integrate_parm_decls): Likewise.
1110 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
1112 * c-typeck.c (qualify_type): Merge qualifiers from both types.
1114 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
1116 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
1117 * invoke.texi: Document this change.
1119 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
1121 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
1123 (mark_emit_status): Renamed from mark_emit_state.
1124 * except.c (mark_eh_status): Renamed from mark_eh_state.
1125 Check not null before marking.
1126 (free_eh_status): New.
1127 * expr.c (mark_expr_status, free_expr_status): New.
1128 * function.c (free_machine_status): New.
1129 (free_after_parsing): New.
1130 (free_after_compilation): Move bits to free_after_parsing; call
1131 free_eh_status, free_expr_status; zero the marked members of the
1133 (prepare_function_start): No can_garbage_collect.
1134 Call init_eh_for_function.
1135 (expand_dummy_function_end): Free up current_function state.
1136 (mark_function_status): Renamed from mark_function_state.
1137 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
1138 * function.h (struct function): No can_garbage_collect.
1139 (free_machine_status, free_after_parsing): Declare.
1140 (free_eh_status, free_expr_status): Declare.
1141 * ggc.h (mark_expr_status): Declare.
1142 * stmt.c (free_stmt_status): Free the struct.
1143 (mark_stmt_status): Renamed from mark_stmt_state.
1144 (init_stmt): Don't call init_eh.
1145 (init_stmt_for_function): Don't call init_eh_for_function.
1146 * toplev.c (compile_file): Call init_eh.
1147 (rest_of_compilation): Free basic block info before ggc_collect.
1148 Call free_after_parsing; conditionally call free_after_compilation.
1149 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
1150 Check not null before marking.
1151 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
1153 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
1155 * c-lex.c (yylex): Initialize warn.
1157 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
1159 * pa.c (emit_move_sequence): Properly set the mode of the scratch
1160 register when performing secondary reloads for the SAR register.
1162 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
1164 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
1165 (NOTE_BLOCK): New macro.
1166 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
1167 * function.h (identify_blocks): Change prototype.
1168 * function.c (identify_blocks): Simplify.
1169 (reorder_blocks): Likewise.
1170 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
1171 NOTE_INSN_BLOCK_{BEG,END}.
1172 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
1173 the list of saved notes if the note isn't a
1174 NOTE_INSN_BLOCK_{BEG,END}.
1175 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
1177 (reemit_notes): Adjust recreation of notes to reflect new saved
1179 * print-rtl.c (print_rtx): Print the address of the BLOCK when
1180 printing a block note.
1181 * stmt.c (block_vector): Remove.
1182 (find_loop_tree_blocks): Simplify.
1183 (unroll_block_trees): Likewise.
1184 * tree.h (reorder_block): Change prototype.
1186 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
1188 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
1189 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
1190 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
1191 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
1192 (atexit, exit): Simplify.
1193 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
1194 * config/lots: Remove defns of HAVE_ATEXIT.
1196 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
1198 * calls.c (precompute_arguments): Fix typo in comment.
1199 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
1202 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
1204 * dsp16xx.c (override_options): Fix typos in GC root registration.
1206 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
1208 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1210 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
1211 (FUNCTION_PROFILER): Redefine appropriately for Linux.
1212 (CC1_SPEC): Likewise.
1214 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1216 * genattr.c (main): Add extern prototype. Call return, not exit.
1217 * genattrtab.c (main): Likewise.
1218 * gencheck.c (main): Likewise.
1219 * gencodes.c (main): Likewise.
1220 * genconfig.c (main): Likewise.
1221 * genemit.c (main): Likewise.
1222 * genextract.c (main): Likewise.
1223 * genflags.c (main): Likewise.
1224 * gengenrtl.c (main): Likewise.
1225 * genopinit.c (main): Likewise.
1226 * genoutput.c (main): Likewise.
1227 * genpeep.c (main): Likewise.
1228 * genrecog.c (main): Likewise.
1230 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
1231 * genattrtab.c (get_insn_name): Likewise.
1232 * gencodes.c (get_insn_name): Likewise.
1233 * genconfig.c (get_insn_name): Likewise.
1234 * genemit.c (get_insn_name): Likewise.
1235 * genextract.c (get_insn_name): Likewise.
1236 * genflags.c (get_insn_name): Likewise.
1237 * genopinit.c (get_insn_name): Likewise.
1238 * genpeep.c (get_insn_name): Likewise.
1240 * gencheck.c (usage): Add static prototype.
1241 * genextract.c (print_path): Constify a char*.
1242 * genopinit.c (optabs): Likewise.
1243 * genoutput.c (operand_data, data, output_predicate_decls,
1244 compare_operands): Likewise.
1245 * genrecog.c (write_tree): Add default case in switch.
1247 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1249 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
1251 * print-rtl.c (get_insn_name): Remove prototype.
1253 * toplev.h (progname): Declare const.
1255 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
1256 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
1257 dump_sched_info, dump_local_alloc, regset_release_memory,
1258 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
1259 error_with_file_and_line, error_with_decl, error_for_asm, error,
1260 fatal, warning_with_file_and_line, warning_with_decl, warning,
1261 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
1262 Remove redundant prototypes.
1264 (notice, check_lang_option, report_file_and_line, vnotice,
1265 mark_file_stack): Add static prototype.
1266 (set_fatal_function): Add prototype.
1267 (vnotice, report_file_and_line, set_fatal_function,
1268 check_lang_option): Constify a char*.
1269 (main): Prototype. Call return, not exit.
1271 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1273 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
1275 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
1277 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
1279 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
1281 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1283 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
1284 behave as if it's zero in all cases.
1285 (expand_function_start): Adjust call to assign_parms.
1286 * tree.h (assign_parms): Adjust prototype.
1287 * objc/objc-act.c (hack_method_prototype): Adjust call to
1290 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
1292 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
1293 arg_pointer_rtx fixed if the argument pointer register is
1295 (NONZERO_BASE_PLUS_P): Likewise.
1297 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
1299 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
1300 match_insn2 to match_insn.
1301 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
1303 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
1305 * Makefile.in (USER_H): Remove va-foo.h.
1307 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
1308 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
1309 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
1310 va-spur.h,va-v850.h}: Remove.
1312 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
1314 * sparc/sparc.md (eligible_for_return_delay): New attribute.
1315 (in_return_delay): Use it instead of match_insn.
1317 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1319 * config/alpha/va_list.h (va-alpha.h): Do not include.
1320 (__gnuc_va_list): Typedef as in varargs.h.
1322 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
1324 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
1325 DECL_LIVE_RANGE_RTL.
1327 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
1329 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
1330 not NOTE_BLOCK_NUMBER.
1331 (expand_eh_region_end): Likewise.
1332 (find_exception_handler_labels): Likewise.
1333 (scan_region): Likewise.
1334 (exception_optimize): Likewise.
1335 (update_rethrow_references): Likewise.
1336 (set_insn_eh_region): Likewise.
1337 * final.c (final_scan_insn): Likewise.
1338 * flow.c (make_edges): Likewise.
1339 * integrate.c (expand_inline_function): Likewise.
1340 * print-rtl.c (print_rtx): Likewise.
1342 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
1344 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
1345 terms of builtin functions and types.
1347 * mips.c (mips_build_va_list): New.
1348 (mips_va_start, mips_va_arg): New.
1349 * mips.h (BUILD_VA_LIST_TYPE): New.
1350 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1352 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
1353 (sh_build_va_list, sh_va_start, sh_va_arg): New.
1354 * sh.h (BUILD_VA_LIST_TYPE): New.
1355 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
1357 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
1359 * recog.h (struct recog_data): Make dup_num, operand_address_p,
1360 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
1361 (struct insn_data): Likewise with n_operands, n_dups,
1362 n_alternatives, output_format.
1363 * regclass.c (scan_one_insn): Cast n_operands to int before
1364 arithmetic inside comparison.
1366 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
1368 * toplev.c (compile_function): Unconditionally emit nop.
1370 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1372 * haifa-sched.c (actual_hazard): Move declaration of variable
1373 `this_cost' into the scope where it is used.
1375 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1377 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
1378 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
1379 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
1381 * genrecog.c (make_insn_sequence): Call memset, not bzero.
1383 * jump.c (find_insert_position): Don't declare or define unless
1384 !HAVE_conditional_arithmetic.
1385 (returnjump_p_1, delete_prior_computation): Add static prototypes.
1387 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
1389 * recog.c (offsettable_address_p): Prototype function pointer.
1390 (preprocess_constraints): Call memset, not bzero.
1392 * tree.c (tree_node_kind_names): Constify a char*. Make static.
1393 (gcc_obstack_init): Don't declare.
1394 (fix_sizetype): Add static prototype.
1395 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
1396 (tree_cons): Call memset, not bzero.
1398 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
1399 definition in macro ASM_WEAKEN_LABEL.
1400 (mark_const_hash_entry): Add static prototype.
1402 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1404 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
1406 * unroll.c (find_common_reg_term, subtract_reg_term,
1407 loop_find_equiv_value): Add static prototypes.
1408 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
1409 (copy_loop_body): Remove unreachable break statement.
1411 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
1413 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
1415 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1417 Undo some changes from the gcc2 merge:
1418 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
1419 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
1423 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
1424 * emit-rtl.c (gen_lowpart_common): Disable optimization of
1425 initialized float-int union if the value is a NaN.
1427 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
1429 * gthr-win32.h: New file.
1431 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
1432 shared as a valid attribute.
1433 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
1434 * extend.texi: Document `shared' variable attribute.
1436 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
1438 * configure.in: Handle --enable-threads on FreeBSD.
1439 * configure: Rebuit.
1441 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1443 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
1445 * configure: Rebuilt.
1447 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
1448 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
1449 Rosimildo DaSilva <rdasilva@connecttel.com>
1451 * configure.in (m68k-*-rtemscoff*): Added.
1452 * configure.in (mips64orion-*-rtems*): Converted to ELF.
1453 * configure.in (sparc-*-rtemsaout*): Added as alias for old
1454 sparc-rtems configuration.
1455 * configure.in (sparc-*-rtemself*): Added.
1456 * configure.in (sparc-*-rtems*): Now ELF not a.out.
1457 * config/i386/rtems.h: Added comment.
1458 * config/sparc/rtemself.h: New file.
1460 * configure.in (m68k-rtemself): Added.
1461 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
1462 and DWARF_DEBUGGING_INFO.
1463 * config/m68k/crti.s: New file.
1464 * config/m68k/crtn.s: New file.
1465 * config/m68k/t-crtstuff: New file.
1466 * config/m68k/rtemself.h: New file.
1468 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
1469 global ctor/dtor and C++ exception handling.
1470 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
1471 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
1473 * config/i386/t-rtems-i386: New File.
1475 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
1477 * stmt.c (expand_end_case): Return right away if the case stack is
1480 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
1482 * Makefile.in (version.c): Remove rule incorrectly brought in from
1485 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
1487 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
1488 * msdos/top.sed: Take into account a prepended $(SHELL) to
1490 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
1492 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
1494 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1496 * regmove.c (fixup_match_1): Don't change an unchanging register.
1497 (stable_but_for_p): Renamed to:
1498 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
1499 Changed all callers.
1501 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
1503 * loop.c (strength_reduce): Don't call reg_used_between_p if the
1504 insn from BL2 is after the insn from BL.
1506 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
1508 * recog.h (INSN_OUTPUT_FORMAT_*): New.
1509 (struct insn_data): Merge `template' and `outfun' into `output'.
1510 Add `output_format'.
1511 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
1512 (struct data): Remove `outfun'; add `output_format'.
1513 (name_for_index): Remove declaration.
1514 (output_insn_data): Handle output formats.
1515 (process_template): Emit the bare array for @.
1516 (gen_expand, gen_split): Set output_format to NONE.
1517 * output.h (get_insn_template): Declare.
1518 * final.c (get_insn_template): New.
1519 (final_scan_insn): Use it.
1520 * toplev.c (compile_file): Likewise.
1522 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1523 * i860/i860.c (output_delayed_branch): Likewise.
1524 (output_delay_insn): Likewise.
1526 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1528 * rtl.c (obstack_alloc_rtx): Removed.
1530 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
1532 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
1534 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1536 * i386.c (call_insn_operand): Reject const_int.
1537 (expander_call_insn_operand): Use call_insn_operand.
1539 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1541 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
1543 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
1545 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
1546 Use DImode operation.
1548 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
1550 * gcc.c: Include sys/resource.h.
1551 (report_times): New flag.
1552 (execute): If report_times is set, calculate and report the
1553 CPU time consumed by each subprocess.
1555 (rus, prus): New globals.
1556 (option_map): Add --time.
1557 (display_help): Document -time.
1558 (process_command): Set report_times if -time is given.
1559 Turn off -pipe if -time is given.
1561 * invoke.texi: Document new option -time.
1563 * configure.in: Check for getrusage. Check if we have to
1564 prototype getrusage.
1565 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
1566 * configure: Regenerate.
1567 * config.in: Regenerate.
1569 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
1571 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
1574 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
1576 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
1577 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
1578 (nan): Return _thenan_sf or _thenan_df as appropriate.
1579 (L_thenan_sf): Define _thenan_sf.
1580 (L_thenan_df): Define _thenan_df.
1582 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
1583 (DPBIT_FUNCS): Add _thenan_df.
1585 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
1587 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
1590 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1592 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
1595 (lang_specific_driver): Don't take a function pointer parameter.
1596 All callers changed.
1598 * gcc.c: Include gcc.h.
1599 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
1600 lang_specific_extra_outfiles, fatal): Don't declare.
1601 (multilib_defaults_raw): Constify.
1602 (read_specs): Call memset, rather than bzero.
1603 (main): Call return, not exit.
1604 (lookup_compiler): Call memcpy, not bcopy.
1605 (fatal): Make extern.
1607 * cppspec.c: Include gcc.h.
1608 (lang_specific_driver): Initialize variable `quote'. Constify a
1609 char*. All calls to the function pointer parameter now
1610 explicitly call `fatal'.
1612 * gccspec.c (lang_specific_driver): Include gcc.h.
1614 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
1616 * arm.c (note_invalid_constants): Use recog_data.operand_type
1619 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1621 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
1624 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
1625 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1626 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1627 reload_secondary_in_reload, reload_secondary_out_reload,
1628 reload_secondary_in_icode, reload_secondary_out_icode,
1629 reload_reg_rtx, reload_when_needed): Delete declarations.
1630 (struct reload): New structure.
1631 (rld): Declare new array.
1632 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
1633 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
1634 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
1635 reload_secondary_in_reload, reload_secondary_out_reload,
1636 reload_secondary_in_icode, reload_secondary_out_icode,
1637 reload_reg_rtx, reload_when_needed): Delete definitions.
1639 (whole file): Replace uses of the deleted arrays with uses of rld.
1640 * reload1.c (whole file): Replace uses of the deleted arrays with
1642 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
1643 explicit loops, not with bcopy.
1645 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
1647 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
1648 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
1649 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
1650 insn_name): Delete and consolidate into new structures.
1651 (insn_operand_predicate_fn): New.
1652 (insn_output_fn): New.
1654 (struct insn_operand_data): New.
1655 (struct insn_data): New.
1657 (OUT_FCN): Update for insn_data change.
1658 * builtins.c (expand_builtin_strlen): Likewise.
1659 (expand_builtin_memcmp): Likewise.
1660 * combine.c (make_extraction, simplify_comparison): Likewise.
1661 * cse.c (canon_reg, cse_insn): Likewise.
1662 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
1663 * expmed.c (store_bit_field, extract_bit_field): Likewise.
1664 (emit_store_flag): Likewise.
1665 * expr.c (convert_move, emit_block_move): Likewise.
1666 (clear_storage, emit_push_insn, expand_increment): Likewise.
1667 (do_store_flag): Likewise.
1668 * expr.h (GEN_FCN): Likewise.
1669 (insn_gen_function): Die.
1670 * final.c (final_scan_insn): Update for insn_data change.
1671 (output_asm_name): Likewise.
1672 * function.c (fixup_var_refs_1): Likewise.
1673 * loop.c (check_dbra_loop): Likewise.
1674 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
1675 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
1676 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
1677 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
1678 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
1679 * regmove.c (gen_add3_insn): Likewise.
1680 * reload.c (push_secondary_reload, combine_reloads): Likewise.
1681 (find_reloads, find_reloads_address_1): Likewise.
1682 (debug_reload_to_stream): Likewise.
1683 * reload1.c (emit_reload_insns, gen_reload): Likewise.
1684 * stmt.c (expand_end_case): Likewise.
1685 * toplev.c (compile_file): Likewise.
1687 * c4x/c4x.c (c4x_process_after_reload): Likewise.
1688 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1690 * print-rtl.c (insn_name_ptr): Remove declaration.
1691 (get_insn_name): Declare.
1692 (print_rtx): Use it.
1693 * genoutput.c (insn_name_ptr): Remove.
1694 (next_operand_number): New.
1695 (struct operand_data): New.
1696 (null_operand, odata, odata_end): New.
1697 (struct data): Use struct operand_data.
1698 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
1699 (get_insn_name): Renamed from name_for_index.
1700 (output_prologue): Define NO_MD_PROTOTYPES.
1701 (output_predicate_decls): Break out from output_epilogue.
1702 Iterate over the operands list.
1703 (output_operand_data): Break out from output_epilogue. Emit
1704 just the operands list.
1705 (output_insn_data): Break out from output_epilogue. Emit just
1707 (output_epilogue): Remove.
1708 (output_get_insn_name): New.
1709 (constraints, op_n_alternatives, predicates, address_p): Die.
1710 (modes, strict_low, seen): Die.
1711 (scan_operands): Take new param `d' instead of writing to
1712 seven global variables.
1713 (compare_operands): New.
1714 (place_operands): New.
1715 (validate_insn_alternatives): Update for struct data change.
1716 (gen_insn): Don't zero or copy 7 global arrays. Update for
1717 scan_operands; call place_operands.
1718 (gen_peephole, gen_expand, gen_split): Likewise.
1719 (main): Update for new output routines.
1721 * genattr.c (insn_name_ptr): Remove.
1722 (get_insn_name): New function.
1723 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
1724 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
1725 * genrecog.c: Likewise.
1727 * alpha.md (adddi3): Make `pattern' array static.
1729 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1731 * config/c4x/c4x.h (c4x_rpts_cycles_string,
1732 c4x_cpu_version_string): Constify char *.
1733 * config/c4x/c4x.c (c4x_rpts_cycles_string,
1734 c4x_cpu_version_string): Likewise.
1736 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
1738 * tree.c (save_tree_status): Revert 10 Sep change.
1739 (restore_tree_status): Likewise. Call obstack_free with NULL
1740 before freeing the obstack proper.
1742 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
1744 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
1746 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
1747 surrounding context.
1749 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
1751 * tree.c (type_hash_canon): Put all types in the hash-table, when
1754 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
1756 * recog.h (struct recog_data, recog_data): New.
1757 (recog_foo variables): Kill.
1758 * recog.c (recog_operand, recog_operand_loc): Kill.
1759 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
1760 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
1761 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
1762 (recog_data): Define.
1763 (extract_insn): Update all recog_foo references to use recog_data.
1764 (preprocess_constraints, constrain_operands): Likewise.
1765 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
1766 * genattrtab.c (main): Likewise.
1767 * genextract.c (main): Likewise.
1768 * genoutput.c: Likewise.
1769 * genrecog.c (write_subroutine, main): Likewise.
1770 * local-alloc.c (block_alloc): Likewise.
1771 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
1772 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
1773 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
1774 * reload.c (find_reloads, find_reloads_toplev): Likewise.
1775 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
1776 (reload_cse_simplify_operands): Likewise.
1778 * arc/arc.c (arc_final_prescan_insn): Likewise.
1779 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
1780 * h8300/h8300.c (notice_update_cc): Likewise.
1781 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
1782 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
1783 * mn10200/mn10200.c (notice_update_cc): Likewise.
1784 * mn10300/mn10300.c (notice_update_cc): Likewise.
1785 * romp/romp.c (update_cc): Likewise.
1786 * sparc/sparc.c (check_pic): Likewise.
1787 * v850/v850.c (notice_update_cc): Likewise.
1789 * genemit.c (main): Don't declare recog_operand.
1791 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
1793 * ggc.h (rtvec_def): Forward declare.
1794 (tree_node): Likewise.
1797 (ggc_set_mark_rtx): Add prototype.
1798 (ggc_set_mark_rtvec): Likewise.
1799 (ggc_set_mark_tree): Likewise.
1800 * ggc-simple.c (ggc_root): Don't define.
1801 (roots): Don't declare.
1802 (ggc_mark_rtx): Remove.
1803 (ggc_mark_rtvec): Likewise.
1804 (ggc_mark_tree): Likewise.
1805 (ggc_mark_varray): Likewise.
1806 (ggc_mark_tree_hash_table_entry): Likewise.
1807 (ggc_mark_tree_hash_table): Likewise.
1808 (ggc_set_mart_rtx): New function.
1809 (ggc_set_mark_rtvec): Likewise.
1810 (ggc_set_mark_tree): Likewise.
1811 (ggc_add_root): Remove.
1812 (ggc_add_rtx_root): Likewise.
1813 (ggc_remove_tree_root): Likewise.
1814 (ggc_add_string_root): Likewise.
1815 (ggc_add_tree_varray_root): Likewise.
1816 (ggc_add_tree_hash_table_root): Likewise.
1817 (ggc_del_root): Likewise.
1818 (ggc_mark_rtx_ptr): Likewise.
1819 (ggc_mark_tree_ptr): Likewise.
1820 (ggc_mark_string_ptr): Likewise.
1821 (ggc_mark_tree_varray_ptr): Likewise.
1822 (ggc_mark_tree_hash_table_ptr): Likewise.
1823 * ggc-common.c: New file.
1824 * Makefile.in (OBJS): Add ggc-common.o.
1825 (ggc-common.o): List dependencies.
1827 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
1829 * cppalloc.c (xstrdup): Use memcpy.
1830 * cpperror.c (cpp_print_containing_files): Don't use
1832 * cpplib.c (conditional_skip): Set temp->lineno.
1833 (do_endif): Make error message less obscure.
1834 (if_directive_name): New function.
1835 (cpp_get_token [case EOF]): Unwind the if stack and generate
1836 error messages for each unterminated conditional in this file.
1837 (parse_string): Do not behave differently if -traditional.
1839 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
1841 * builtins.c (expand_builtin_va_arg): Cope with an array-type
1842 va_list decomposing to pointer-type.
1843 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
1844 (rs6000_va_arg): Likewise.
1846 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
1848 * except.c (start_dynamic_handler): Compute size using
1849 STACK_SAVEAREA_MODE.
1851 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1853 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
1854 include directory headers. Don't define strrchr. Don't provide
1855 my_* replacement functions. Prefer PTR over `pointer_type'.
1856 Don't prototype system functions. Don't redefine getopt.
1858 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
1859 safe_read, safe_write, save_pointers, restore_pointers,
1860 is_id_char, in_system_include_dir, directory_specified_p,
1861 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
1862 find_corresponding_lparen, referenced_file_is_newer,
1863 save_def_or_dec, munge_compile_params, gen_aux_info_file,
1864 process_aux_info_file, identify_lineno, check_source,
1865 seek_to_line, forward_to_next_token_char, output_bytes,
1866 output_string, output_up_to, other_variable_style_function,
1867 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
1868 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
1869 find_static_definition, connect_defs_and_decs, add_local_decl,
1870 add_global_decls, needs_to_be_converted, visit_each_hash_node,
1871 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
1872 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
1873 scan_for_missed_items, edit_file, string_list_cons): Add static
1875 (standard_exec_prefix, target_machine, target_version,
1876 default_syscalls_dir, string_list, string_list_cons, find_file,
1877 do_cleaning): Constify a char*.
1878 (safe_read, safe_write): Use PTR, not a char*.
1879 (is_id_char): Take an int, not a char.
1880 (main): Add prototype. Call return, not exit.
1882 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
1884 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
1885 when comparing types.
1887 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
1889 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
1890 (strength_reduce): Release the varrays from the no-bivs early exit.
1892 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
1893 the loop over the registers.
1895 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
1897 (restore_tree_status): Check that instead when freeing the obstack.
1899 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
1901 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
1904 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1906 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
1907 operand size modifiers.
1909 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1911 * c-common.c (c_common_nodes_and_builtins): Don't build
1913 * c-common.h (enum c_tree_index and related accesor macros): Remove
1914 everything now declared in tree.h.
1915 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1916 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
1917 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
1918 (error_mark_node, void_type_node, char_type_node, integer_type_node,
1919 unsigned_type_node, ptr_type_node, va_list_type_node,
1920 integer_zero_node, null_pointer_node, integer_one_node): Delete.
1921 (init_decl_processing): Call build_common_tree_nodes and
1922 build_common_tree_nodes_2 instead of building their nodes here.
1923 Don't add roots for these nodes.
1924 * stor-layout.c (size_zero_node, size_one_node): Delete.
1925 (set_sizetype): Make a new node for bitsizetype each time.
1926 * tree.c (global_trees): New variable.
1927 (init_obstacks): Add a gc root for it.
1928 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1929 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
1930 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
1931 (build_common_tree_nodes): New function.
1932 (fix_sizetype): New function.
1933 (build_common_tree_nodes_2): New function.
1934 * tree.h (enum tree_index): New.
1935 (global_trees): Declare.
1936 Add accessor macros for all nodes now moved to global_trees.
1937 Delete their declarations.
1939 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
1941 * c-decl.c (finish_function): When processing a nested function,
1942 push and pop GC context around rest_of_compilation.
1944 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
1946 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
1947 Default ix86_arch to PROCESSOR_I386.
1948 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
1949 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
1950 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
1951 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
1952 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
1953 (EXTRA_SPECS): Remove deleted specs.
1955 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
1957 * function.c (assign_stack_local_1): Allocate from
1958 function->x_frame_offset, not frame_offset.
1960 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
1962 * ggc.h (lang_cleanup_tree): Remove.
1963 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
1964 * ggc-callbacks.c (lang_cleanup_tree): Remove.
1966 * c-decl.c (finish_struct): Use ggc_alloc to allocate
1967 TYPE_LANG_SPECIFIC when garbage collecting.
1968 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
1969 (lang_cleanup_tree): Remove.
1971 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
1973 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
1974 * crtstuff.c: Not here.
1975 * dwarf2out.c: Or here.
1976 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
1979 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
1981 * function.h (free_after_compilation): Remove decl parameter.
1982 (free_varasm_status0: Likewise.
1983 (free_emit_status): Likewise.
1984 (free_stmt_status): Likewise.
1985 (free_after_compilation): Likewise.
1986 (init_lang_status): New variable.
1987 (free_lang_status): Likewise.
1988 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
1989 * function.c (init_lang_status): New variable.
1990 (free_lang_status): Likewise.
1991 (push_function_context_to): Don't set function::decl here.
1992 (free_after_copmilation): Make decl parameter implicit. Call
1993 free_lang_status if defined.
1994 (prepare_function_start): Call init_lang_status if defined.
1995 (init_function_start): Set function::decl here.
1996 * profile.c (output_func_start_profiler): Don't call pushdecl
1997 until we've actually started the function.
1998 * stmt.c (free_stmt_status): Make decl parameter implicit.
1999 * toplev.c (rest_of_compilation): Don't pass decl to
2000 free_after_compilation.
2001 * varasm.c (free_varasm_status): Likewise.
2003 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2005 * except.c (call_get_eh_context): Add root when allocating static
2008 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
2010 * arm.c: Include "ggc.h".
2011 (arm_add_gc_roots): New function.
2012 (arm_override_options): Call it.
2013 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
2015 * arm.md (define_asm_attributes): Add a pool_range attribute.
2017 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
2019 * extend.texi (Volatiles): New node.
2021 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
2023 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
2024 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
2025 (struct ggc_any): Replace `mark' with `magic_mark'.
2026 (ggc_alloc_string): Use memcpy, not bcopy.
2027 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
2028 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
2029 (ggc_free_any): New.
2030 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
2031 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
2032 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
2033 Use IS_MARKED. Use ggc_free_any.
2035 1999-09-09 Scott Bambrough <scottb@netwinder.org>
2037 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
2039 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
2041 * toplev.c (main): Always init_ggc.
2043 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
2045 * except.c (find_all_handler_type_matches): Free the list if
2046 we found no matches.
2048 * combine.c (SUBST): Break out to a real function do_SUBST.
2049 (SUBST_INT): Likewise.
2050 * gcse.c (free_pre_mem): Free `temp_bitmap'.
2051 (pre_insert): Free `inserted'.
2052 * loop.c (basic_induction_var): Always set `location'.
2054 * function.c (expand_function_end): Add initial_trampoline as a root.
2055 * rtl.h (init_varasm_once): Declare.
2056 * toplev.c (compile_file): Call it.
2057 * ggc-simple.c (ggc_mark_string_ptr): New.
2058 (ggc_add_string_root): New.
2059 (ggc_collect): Disable collection avoidance temporarily.
2060 * ggc.h (ggc_add_string_root): Declare.
2061 * except.c (create_rethrow_ref): Use ggc_alloc_string.
2062 * optabs.c (init_libfuncs): Likewise.
2063 * varasm.c (named_section): Use ggc_alloc_string.
2064 (make_function_rtl): Likewise.
2065 (make_decl_rtl): Likewise.
2066 (assemble_static_space): Likewise.
2067 (assemble_trampoline_template): Likewise.
2068 (output_constant_def): Likewise.
2069 (force_const_mem): Likewise.
2070 (mark_const_hash_entry): New.
2071 (mark_pool_sym_hash_table): New.
2072 (mark_varasm_state): Use it.
2073 (init_varasm_once): New.
2075 * expr.h (init_one_libfunc): Declare.
2076 * optabs.c (init_one_libfunc): New.
2077 (init_optabs): Use it.
2078 * config/gofast.h: Likewise.
2079 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
2080 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
2082 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2084 * Makefile.in (cppexp.o): Depend on cpphash.h.
2085 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
2087 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
2088 * cpplib.c (do_define): Generalise to handle poisoned definitions,
2089 redefining poisoned identifiers, etc.
2090 (do_undef): Don't allow poisoned identifiers to be undefined.
2091 (do_pragma): Add #pragma poison.
2092 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2094 * cccp.c: Add T_POISON node type.
2095 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
2097 (do_define): Generalise to handle poisoned definitions,
2098 redefining poisoned identifiers, etc.
2099 (do_undef): Don't allow poisoned identifiers to be undefined.
2100 (do_pragma): Add #pragma poison.
2101 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
2103 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
2104 * c-pragma.h: Add ps_poison state. We now always have generic
2107 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
2109 * ggc.h (ggc_alloc): New function.
2110 (ggc_mark): Likewise.
2111 * ggc-simple.c (ggc_any): New structure.
2112 (ggc_status): Add anys.
2113 (n_anys_collected): New variable.
2114 (ggc_alloc): Define.
2115 (ggc_mark): Likewise.
2116 (ggc_collect): Collect the anys.
2118 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2120 * c-decl.c (mark_binding_level): Make static to match prototype.
2122 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
2124 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
2126 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
2128 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
2129 will use into account. Expand the max width to 5.
2132 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
2134 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
2137 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
2139 * alpha.md (call value patterns): Remove the result predicates.
2141 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
2143 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
2146 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2148 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
2149 changed from extern char *, to extern PTR. Also fix typo in
2150 NEED_DECLARATION_REALLOC test.
2152 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
2154 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2156 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
2157 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
2158 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
2159 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
2161 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
2163 * cccp.c (pcfinclude): Likewise.
2165 * global.c (allocno_compare): Likewise.
2167 * haifa-sched.c (rank_for_schedule): Likewise.
2169 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
2171 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
2173 * stupid.c (stupid_reg_compare): Likewise.
2175 * tree.c (_obstack_allocated_p): Likewise.
2177 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
2179 1999-09-08 Bruce Korb autogen@linuxbox.com
2181 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
2182 why "gperf -F" fails.
2183 * gcc/cp/Makefile.in: ditto
2184 * gcc/Makefile.in: ditto
2185 * gcc/java/Makefile.in: ditto
2187 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
2189 * lists.c: Include ggc.h.
2191 (init_EXPR_INSN_LIST_cache): Install it.
2193 * ggc-simple.c (init_ggc): Absorb the old init.
2194 (ggc_push_context): Use xcalloc.
2195 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
2196 (ggc_collect): Add [rvts] tags to the collection stats.
2198 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
2200 * cccp.c (main): Fix handling of -include and -imacros options.
2202 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
2204 * cpplib.c (cpp_push_buffer): Fix order of arguments.
2206 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2208 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
2211 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2213 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
2214 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
2215 and SET_DEST. Update comment.
2217 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2219 * config/c4x/c4x.c: Include ggc.h.
2220 (c4x_add_gc_roots): New function.
2221 (c4x_override_options): Call c4x_add_gc_roots.
2223 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
2225 * defaults.h (TARGET_ESC): Move ...
2226 * system.h: ... here, where Linas had it in the first place. Silly me.
2228 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
2230 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
2231 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
2232 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
2233 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
2234 * defaults.h (TARGET_ESC): Add default.
2236 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
2238 * configure.in: add i370-*-openedition, i370-*-mvs and
2239 i370-*-linux targets
2241 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
2243 * dsp16xxx.c: Include ggc.h
2244 (override_options): Mark GC roots.
2245 * mn10200.c: Include ggc.h.
2246 (asm_file_start): Mark GC roots.
2247 * tahoe.c: Include ggc.h.
2248 (extensible_operand): Mark GC roots.
2250 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
2252 * README: Add section discussing status of ELF ABI.
2253 * i370.c: Fix misc spelling mistakes.
2254 (i370_label_scan): Updated notes, exception handling.
2255 (i370_function_prolog): Simplify ELF stack handling.
2256 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
2257 (STACK_GROWS_DOWNWARD): ELF stack grows down.
2258 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
2259 * i370.md: (movdi): Add notes.
2260 (floatsidf2): Use stack not rtca for scratch float area.
2261 (iorsi3): Correct operand constraints.
2262 * x-oe: Restore TAROUTOPTS which are used by pax.
2264 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
2266 * rs6000.c: Include ggc.h.
2267 (rs6000_add_gc_roots): New function.
2268 (override_options): Call it.
2270 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
2272 * alpha.h (alpha_compare): New.
2273 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
2274 * alpha.c: Likewise for the definitions.
2275 (alpha_emit_conditional_branch): Update for alpha_compare.
2276 (alpha_emit_conditional_move): Likewise.
2277 * alpha.md (cmpdf, cmpdi): Likewise.
2278 (setcc patterns): Likewise. Zero alpha_compare after use.
2279 (sne): Optimize (x != 0) into (0U < x).
2281 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
2283 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
2284 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
2285 (INIT_EXPANDERS): Remove.
2286 * alpha.c: Include ggc.h.
2287 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
2288 (alpha_init_machine_status, alpha_mark_machine_status): New.
2289 (override_options): Install them.
2290 (struct machine_function): Moved to alpha.h.
2291 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
2292 (alpha_init_expanders): Remove.
2293 (alpha_return_addr): Adjust to use current_function->machine.
2294 (alpha_ra_ever_killed): Likewise.
2295 (alpha_expand_epilogue): Likewise.
2296 * alpha.md (eh_epilogue): Likewise.
2298 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
2299 Melissa O'Neill <oneill@cs.sfu.ca>
2300 Geoffrey Keating <geoffk@cygnus.com>
2302 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
2303 call-used registers (call-saved registers must still be contiguous
2304 and end with r31, of course).
2306 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
2308 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
2309 (self_promoting_type_p): Delete.
2310 (self_promoting_args_p): Move ...
2311 * c-common.c: ... here.
2312 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
2313 (simple_type_promotes_to): New.
2314 * builtins.c (lang_type_promotes_to): New.
2315 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
2316 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
2317 * c-common.h: ... here.
2318 (self_promoting_args_p, simple_type_promotes_to): Declare.
2319 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
2320 (grokdeclarator): Likewise.
2321 * tree.h (lang_type_promotes_to): Declare.
2323 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
2325 Add some machine-dependent GC roots.
2326 * sparc.c: Include ggc.h.
2327 (sparc_add_gc_roots): New function.
2328 (mark_ultrasparc_pipeline_state): Likewise.
2329 (override_options): Call sparc_add_gc_roots.
2330 * pa.c: Include ggc.h.
2331 (pa_add_gc_roots): New function.
2332 (mark_deferred_plabels): Likewise.
2333 (override_options): Call pa_add_gc_roots.
2334 * mips.c: Include ggc.h.
2335 (mips_add_gc_roots): New function.
2336 (override_options): Use it.
2338 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2340 * cpperror.c (cpp_file_line_for_message): Constify a char*.
2342 * cppexp.c (parse_number, parse_charconst, cpp_lex,
2343 cpp_parse_expr): Add static prototypes.
2344 (parse_charconst): Don't cast away const-ness.
2345 (token): Constify a char*.
2347 * cppfiles.c (file_name_list, include_hash, find_include_file,
2348 finclude, initialize_input_buffer): Constify a char*.
2349 (file_cleanup, find_position): Add static prototypes.
2351 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
2352 collect_expansion): Add static prototypes.
2353 (cpp_install, create_definition, monthnames): Constify a char*.
2355 * cpphash.h (cpp_install): Likewise.
2357 * cppinit.c (known_suffixes, default_include,
2358 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
2359 (base_name, dump_special_to_buffer, initialize_dependency_output):
2360 Add static prototypes.
2362 * cpplib.c (my_strerror): Constify a char*.
2363 (null_underflow, null_cleanup, skip_comment, copy_comment,
2364 copy_rest_of_line, handle_directive, pass_thru_directive,
2365 get_directive_token, read_line_number, cpp_print_file_and_line,
2366 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
2367 v_cpp_warning_with_line, detect_if_not_defined,
2368 consider_directive_while_skipping): Add static prototypes.
2369 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
2370 cpp_pedwarn_with_file_and_line): Constify a char*.
2372 * cpplib.h (cpp_options, include_hash, progname, definition,
2373 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
2374 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
2375 find_include_file, deps_output, include_hash): Constify a char*.
2377 * cppmain.c (progname): Constify.
2378 (main): Add prototype. Use return, not exit.
2380 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
2381 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
2382 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
2383 check_protection): Add static prototype.
2385 (progname, recognized_macrom, recognized_extern): Constify a char*.
2386 (main): Add prototype.
2388 * gen-protos.c (progname): Constify a char*.
2390 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
2392 * emit-rtl.c (free_emit_status): Take decl as a parameter.
2393 (init_emit_once): Add more GC roots.
2394 * except.c (mark_func_eh_entry): New function.
2395 (mark_eh_node): Mark false_label and rethrow_label.
2396 (init_eh): Add more GC roots.
2397 * function.c (free_after_compilation): Take decl as a paramter.
2398 Call free_stmt_status.
2399 (mark_function_state): Don't assume x_parm_reg_stack_loc is
2401 * function.h (free_after_compilation): Change prototype.
2402 (free_varasm_status): Likewise.
2403 (free_emit_status): Likewise.
2404 (free_stmt_status): New function.
2405 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
2406 Remove, replacing with ...
2407 (ggc_status): New structure.
2408 (ggc_chain): New variable.
2410 (ggc_push_context): New function.
2411 (ggc_pop_context): Likewise.
2412 (ggc_alloc_rtx): Adjust for use of ggc_chain.
2413 (ggc_alloc_rtvec): Likewise.
2414 (ggc_alloc_tree): Likewise.
2415 (ggc_alloc_string): Likewise.
2416 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
2417 (ggc_mark_tree): Give language-dependent code a chance to mark
2419 (ggc_mark_tree_varray): Handle empty arrays.
2420 (ggc_collect): Adjust for use of ggc_chain. Clear
2421 bytes_alloced_since_last_gc.
2422 * ggc.h (ggc_pop_context): New function.
2423 (ggc_push_context): Likewise.
2424 * print-tree.c (print_node): Don't print obstacks when GC'ing.
2425 * stmt.c (free_stmt_status): New function.
2426 (init_stmt_for_function): Clear last_expr_value.
2427 * toplev.c (rest_of_compilation): Always call free_after_compilation.
2428 Conditionalize call to ggc_collect.
2429 (main): Call init_ggc.
2430 * tree.c (push_obstacks): Do the push, even when GC'ing.
2431 (push_obstacks_nochange): Likewise.
2432 (pop_obstacks): Liekwise.
2433 * varasm.c (free_varasm_status): Take decl as a parameter.
2435 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
2437 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
2438 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
2439 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
2440 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
2442 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
2444 * pa/x-pa-mpeix: New file for the MPE port.
2446 * pa/quadlib.asm: New file for long double support.
2448 * configure.in: Add hppa1.0-*-mpeix for MPE port.
2449 * configure: Rebuilt.
2451 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
2453 * final.c (shorten_branches): Fix last change.
2455 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
2457 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
2459 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
2461 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
2464 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2466 * c-aux-info.c (concat): Don't define.
2468 * cccp.c (my_strerror): Likewise. All callers changed to use
2470 (do_include): Call xstrdup, not xmalloc/strcpy.
2471 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
2472 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
2474 * collect2.c (my_strsignal): Likewise. All callers changed to use
2476 (locatelib): Call xstrdup, not xmalloc/strcpy.
2478 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
2480 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
2482 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
2484 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
2486 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
2488 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
2490 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
2492 (find_all_handler_type_matches): Likewise. Don't check return
2494 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
2495 xmalloc, not malloc.
2496 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
2498 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
2499 (init_spec): Call xcalloc, not xmalloc/bzero.
2500 (set_spec): Call xstrdup, not save_string.
2501 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
2502 (find_a_file): Call xstrdup, not xmalloc/strcpy.
2503 (process_command): Call xstrdup, not save_string.
2504 (main): Call xcalloc, not xmalloc/bzero.
2506 * gcov.c (xmalloc): Don't define.
2507 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
2508 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
2509 (output_data): Call xcalloc, not xmalloc/bzero.
2511 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
2513 * mips-tdump.c (xmalloc): Don't define.
2514 (print_symbol): Call xmalloc, not malloc.
2515 (read_tfile): Call xcalloc, not calloc.
2517 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
2518 Don't define. All callers of xfree/my_strsignal changed to use
2519 free/strsignal instead.
2520 (allocate_cluster): Call xcalloc, not calloc.
2522 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
2523 Fix memory leak, free allocated memory.
2525 * prefix.c (translate_name): Call xstrdup, not save_string.
2526 (update_path): Likewise.
2528 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
2530 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
2531 Don't define. Callers of xfree/savestring2 changed to use
2532 free/concat instead.
2534 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
2535 (init_elim_table): Likewise.
2537 * resource.c (init_resource_info): Likewise.
2539 * stupid.c (stupid_life_analysis): Likewise.
2541 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
2542 (open_dump_file): Call concat, not xmalloc/strcpy/...
2543 (clean_dump_file): Likewise.
2544 (compile_file): Call xstrdup, not xmalloc/strcpy.
2546 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
2548 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
2549 * v850.c (v850_va_arg): New.
2551 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2553 * haifa-sched.c: Tidy comments.
2555 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2557 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
2558 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
2559 $(out_object_file)): Depend on ggc.h.
2560 * c-common.c: Include "ggc.h".
2561 (combine_strings): If doing GC, use ggc_alloc_string.
2562 * c-decl.c: Include "ggc.h".
2563 (ggc_p): Define with value 0.
2564 (mark_binding_level): New function.
2565 (init_decl_processing): Add GC roots.
2566 (mark_c_function_context): New function.
2567 (lang_mark_false_label_stack): New function.
2568 (lang_mark_tree): New function.
2569 (lang_cleanup_tree): New function.
2570 * c-lang.c: Include "ggc.h".
2571 (lang_init): Call c_parse_init.
2572 * c-lex.c: Include "ggc.h".
2573 (check_linenum): If doing GC, don't copy filenames to permanent
2575 * c-parse.in: Include "ggc.h".
2576 (c_parse_init): New function.
2577 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
2578 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
2580 * except.c (mark_eh_state): Mark more state.
2581 * function.c (mark_function_state): Likewise.
2582 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
2583 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
2584 * toplev.c (mark_file_stack): New function.
2585 (compile_file): If doing GC, use ggc_alloc_string on input filename.
2586 (main): Add root for input_file_stack.
2588 * i386.c: Include "ggc.h".
2589 (ix86_mark_machine_status): New function.
2590 (override_options): Set mark_machine_status.
2592 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2594 * tree.c (copy_node): Copy node contents also if doing GC.
2596 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2598 * collect2.c (scan_libraries): Fix double-thinko :-).
2600 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
2602 * collect2.c (scan_libraries): Fix thinko.
2604 * cse.c (delete_trivially_dead_insns): Do not skip the last
2605 insn if it is a real insn.
2607 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
2609 * Makefile.in (ggc-simple.o): Depend on hash.h.
2610 * ggc.h (ggc_add_tree_hash_table_root): Declare.
2611 (ggc_mark_tree_varray): Likewise.
2612 (ggc_mark_tree_hash_table): Likewise.
2613 * ggc-simple.c: Include hash.h.
2614 (ggc_mark_tree_hash_table_ptr): New function.
2615 (ggc_mark_tree_hash_table_entry): Likewise.
2616 (ggc_mark_tree_hash_table): Likewise.
2617 (ggc_add_tree_hash_table_root): Likewise.
2618 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
2619 rtx, when defining fields.
2621 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2623 * profile.c (output_func_start_profiler): Remove apparently
2624 nonsensical call to start_sequence.
2626 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
2628 * clipper/clipper.c (clipper_va_start): Fix typos.
2630 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
2631 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
2632 (spur_va_arg): New stub.
2634 * configure.in: Comment out pyramid.
2636 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
2638 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
2639 don't conflict with the bits that win32, cygwin, and dgux
2642 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
2643 Bernd Schmidt <bernds@cygnus.co.uk>
2645 * integrate.c (function_cannot_inline_p): Do not inline
2646 functions with forced labels.
2648 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
2649 Bernd Schmidt <bernds@cygnus.co.uk>
2650 Mark Mitchell <mark@codesourcery.com>
2652 * Makefile.in (ggc-simple.o): Depend on varray.h.
2653 (rtl.o): Depend on ggc.h.
2654 (genattrtab.o): Depend on ggc.h.
2655 (print-tree.o): Likewise.
2656 (fold-const.o): Likewise.
2657 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
2658 (make_insn_raw): Don't cache insns when GC'ing.
2659 (emit_insn_before): Likewise.
2660 (emit_insn_after): Likewise.
2661 (emit_insn): Likewise.
2662 (start_sequence): Use xmalloc to allocate the sequence_stack.
2663 (end_sequence): Add free to free it.
2664 (gen_sequence): Don't cache insns when GC'ing.
2665 (clear_emit_caches): Don't use sequence_element_free_list.
2666 (init_emit): Use xcalloc, not xmalloc+bzero.
2667 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
2668 * function.c (pop_function_context_from): Use free to free the
2669 fixup_var_refs_queue.
2670 (put_reg_into_stack): Allocate it with xmalloc.
2671 * genattrtab.c: Include ggc.h.
2672 (operate_exp): Don't use obstack_free when GC'ing.
2673 (simplify_cond): Likewise.
2674 (simplify_text_exp): Likewise.
2675 (optimize_attrs): Likewise.
2676 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
2678 (gencode): Generate a #include for ggc.h.
2679 * ggc-callbacks.c (ggc_p): Define it to zero.
2680 * ggc-none.c (ggc_p): Likewise.
2681 * ggc-simple.c: Include varray.h.
2682 (ggc_mark_tree_varray): New function.
2683 (ggc_add_tree_varray_root): Likewise.
2684 (ggc_mark_tree_varray_ptr): Likewise.
2685 * ggc.h (ggc_p): Declare.
2686 (varray_head_tag): Likewise.
2687 (ggc_add_tree_varray_root): Declare.
2688 * print-tree.c (print_node): Don't check for TREE_PERMANENT
2689 inconsistencies when GC'ing.
2690 * rtl.c: Include ggc.h.
2691 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
2692 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
2693 (rtx_free): Don't call obstack_free when GC'ing.
2694 * toplev.c (rest_of_compilation): Call ggc_collect after every
2696 * tree.c (push_obstacks): Do nothing, if GC'ing.
2697 (pop_obstacks_nochange): Likewise.
2698 (pop_obstacks): Likewise.
2699 (make_node): Use ggc_alloc_tree when GC'ing.
2700 (copy_node): Likewise.
2701 (get_identifier): Use ggc_alloc_string when GC'ing.
2702 (build_string): Likewise.
2703 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
2704 (tree_cons): Likewise.
2706 (type_hash_canon): Don't call obstack_free when GC'ing.
2708 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
2710 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
2711 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
2713 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
2714 Bernd Schmidt <bernds@cygnus.co.uk>
2715 Mark Mitchell <mark@codesourcery.com>
2717 * Makefile.in (stor-layout.o): Depend on ggc.h.
2718 (expr.o): Depend on ggc.h.
2719 (profile.o): Depend on ggc.h.
2720 (stor-layout.o): Depend on ggc.h.
2721 * emit-rtl.c (init_emit_once): Add gc roots.
2722 * expr.c: Include ggc.h.
2723 (emit_block_move): Add gc roots.
2724 (clear_storage): Likewise.
2725 * expr.h (init_stor_layout_once): New function.
2726 * profile.c: Include ggc.h.
2727 (init_arc_profiler): profiler_label is a root.
2728 * scan.c (make_sstring_space): Trust xrealloc to function
2729 correctly with first parameter NULL.
2730 * stor-layout.c: Include ggc.h.
2731 (set_sizetype): Add gc root.
2732 (init_stor_layout_once): New function.
2733 * toplev.c (compile_file): Call it.
2735 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
2736 Bernd Schmidt <bernds@cygnus.co.uk>
2737 Mark Mitchell <mark@codesourcery.com>
2739 * Makefile.in (tree.o): Depend on ggc.h.
2740 (varasm.o): Likewise.
2741 (function.o): Likewise.
2743 (except.o): Likewise.
2744 (optabs.o): Likewise.
2745 (emit-rtl.o): Likewise.
2746 * emit-rtl.c: Include ggc.h.
2747 (sequence_element_free_list): Remove, and all references.
2748 (mark_sequence): New functions.
2749 (mark_emit_state): New function.
2750 * except.c: Include ggc.h.
2751 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
2752 (mark_tree_label_node): New functions.
2753 (mark_eh_state): New function.
2754 * function.c: Include ggc.h.
2755 (mark_temp_slot, mark_function_chain): New functions.
2756 (mark_function_state): New function.
2757 (init_function_once): New function.
2758 * function.h (init_function_once): New function.
2759 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
2760 * ggc.h (label_node): Declare.
2761 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
2762 (lang_mark_false_label_stack): New function.
2763 (mark_temp_slot): Remove declaration.
2764 (mark_function_chain): Likewise.
2765 (mark_eh_state): Adjust prototype.
2766 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
2768 * optabs.c: Include ggc.h.
2769 (mark_optab): New function.
2770 (init_optabs): Add gc roots.
2771 * stmt.c: Include ggc.h.
2772 (mark_cond_nesting, mark_loop_nesting): New functions.
2773 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
2774 (mark_stmt_state): New function.
2775 * toplev.c (compile_file): Call init_function_once.
2776 * tree.c: Include ggc.h.
2777 (type_hash): Move declaration earlier in file.
2778 (TYPE_HASH_SIZE, type_hash_table): Likewise.
2779 (init_obstacks): Add gc roots.
2780 (mark_type_hash): New function.
2781 * varasm.c: Include ggc.h.
2782 (mark_pool_constant): New function.
2783 (mark_varasm_state): New function.
2785 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2787 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
2789 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2791 * c-decl.c (struct language_function): Renamed from struct c_function.
2793 (c_function_chain): Delete.
2794 (push_c_function_context): New arg F. Don't warn about nested
2795 functions here. Fill LANGUAGE elt of F. Delete code to update
2796 c_function_chain. Don't call push_function_context.
2797 (pop_c_function_context): New arg F. Restore from there instead of
2798 from c_function_chain. Don't call pop_function_context. Clear out
2799 LANGUAGE field of F when done.
2800 * c-lang.c: Include "function.h"
2801 (lang_init): Initialize save_lang_status and restore_lang_status.
2802 * c-parse.in (nested_function, nested_function_notype): Warn about
2803 nested functions. Call push_function_context/pop_function_context
2804 instead of the _c_ variants.
2805 * c-tree.h (push_c_function_context, pop_c_function_context): Update
2807 * Makefile.in (c-lang.o): Update dependencies.
2809 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
2810 regno_pointer_flag, regno_pointer_align.
2811 (gen_reg_rtx): Use xrealloc to enlarge them.
2812 (free_emit_status): New function.
2813 * function.c (mark_machine_status, mark_lang_status): New variables.
2814 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
2815 in some bits from assign_stack_local. All callers changed to use new
2817 (assign_stack_local): Just call assign_stack_local_1.
2818 (free_after_compilation): New function.
2819 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
2820 (trampoline_address): Likewise.
2821 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
2822 (prepare_function_start): Explicitly clear some more variables.
2823 * function.h (struct function): New elt can_garbage_collect.
2824 (mark_machine_status, mark_lang_status): Declare variables.
2825 (free_after_compilation, free_emit_status, free_varasm_status,
2826 init_varasm_status): Declare functions.
2827 * toplev.c (rest_of_compilation): Call free_after_compilation when
2828 done with the current function.
2829 * varasm.c (free_varasm_status): New function.
2831 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
2833 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
2834 (EXPAND_BUILTIN_VA_ARG): Define.
2835 * sparc.c (sparc_va_start): New.
2836 (sparc_va_arg): New.
2838 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2840 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
2842 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2844 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
2846 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
2848 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
2850 (ggc-callbacks.o): New target.
2851 * ggc-callbacks.c: New file.
2853 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2855 * expr.h: Collapse individual optab and libfunc vars to arrays.
2856 (optab_index, libfunc_index): New enumerations.
2857 (optab_table, libfunc_table): New arrays.
2858 Add accessor macros for both.
2860 * optabs.c (optab_table, libfunc_table): New.
2861 Delete declarations for individual optab and libfunc vars.
2863 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
2865 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
2867 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2869 * Makefile.in (GGC, GGC_LIB): New.
2870 (HOST_RTL): Include ggc-none.o.
2871 (ggc-simple.o): New target.
2872 (ggc-none.o): Likewise.
2873 * tree.h (tree_common): Add gc_mark.
2874 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
2875 (struct rtvec_def): Add gc_mark.
2876 * emit-rtl.c (global_rtl): Update static initializers to contain
2877 enough initializers.
2878 * ggc.h, ggc-none.c, ggc-simple.c: New files.
2879 * toplev.c (gc_time): New variable.
2880 (all_time): New variable.
2881 (compile_file): Print gc time.
2882 (print_time): Calculate percentage of the whole.
2884 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2886 Change obstack memory management and varasm constant pool handling so
2887 that nested functions are treated like any other functions.
2888 * function.c (init_machine_status): New variable.
2889 (push_function_context_to): Set contains_functions for the outer
2890 function. Don't call save_varasm_status.
2891 (pop_function_context_from): Don't call restore_varasm_status. Don't
2892 set current_function_contains_functions.
2893 (prepare_function_start): Call init_varasm_status rather than
2894 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
2896 * function.h (struct function) Add field varasm. Delete fields
2897 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
2898 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
2899 (init_machine_status): Declare.
2900 (save_varasm_status, restore_varasm_status): Delete declarations.
2901 (save_tree_status, restore_tree_status): Delete last argument.
2902 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
2903 code. All callers changed.
2904 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
2905 save_constants_in_decl_trees, restore_constants, save_constants,
2906 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
2908 (inlining): New variable.
2909 (reg_map, label_map, insn_map, orig_asm_operands_vector,
2910 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
2912 (save_for_inline_nocopy): Don't save constants.
2913 Don't set inl_emit field in current_function.
2914 (expand_inline_function): Use emit field, not inl_emit, of the inlined
2915 function. Set new variable inlining before
2916 calling copy_rtx_and_substitute.
2917 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
2918 constant pool references if inlining is nonzero.
2919 Delete ADDRESS and (most of the) CONST cases.
2920 (output_inline_function): Save and restore current_function/
2921 current_function_decl. Delete restore_constants code. Don't call
2922 init_const_rtx_hash_table.
2923 * output.h (init_const_rtx_hash_table): Don't declare.
2924 * rtl.h (struct function): Declare.
2925 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
2926 * toplev.c (rest_of_compilation): Don't treat nested functions or
2927 functions containing them specially. Delete all code to deal with
2928 save_for_inline_copying.
2929 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
2930 inline_obstacks): Delete variables.
2931 (save_tree_status): Lose arg CONTEXT. All callers changed.
2932 Simply allocate a new function_maybepermanent_obstack for the new
2933 function, delete all the special cases.
2934 Don't save inline_obstacks.
2935 (restore_tree_status): Lose arg CONTEXT. All callers changed.
2936 Delete special handling for function_maybepermanent_obstack; simply
2938 Don't restore inline_obstacks.
2939 (permanent_allocation): Delete code that frees inline_obstacks.
2940 (print_inline_obstack_statistics): Delete function.
2941 (dump_tree_statistics): Don't call it.
2942 * varasm.c (struct varasm_status): New.
2943 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
2944 last_pool, pool_offset, const_double_chain): Delete global
2945 variables, replace with accessor macros.
2946 (immed_double_const): Don't walk const_double_chain outside a
2947 function, but don't treat nested functions specially anymore.
2948 (immed_real_const_1): Likewise.
2949 (clear_const_double_mem): Don't treat nested functions specially.
2950 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
2951 (save_varasm_status, restore_varasm_status): Delete functions.
2952 (init_varasm_status): New function.
2953 (force_const_mem): Don't treat nested functions specially.
2954 (find_pool_constant): Accept new arg F, search for constants in
2955 that function's pool rather than the current one. All callers
2957 (get_pool_constant_for_function, get_pool_mode_for_function): New
2960 * i386.c (init_386_machine_status): New function, mostly from
2961 clear_386_stack_locals.
2962 (struct machine_functions): Rename element names to avoid name
2964 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
2965 macros, replacing global variables.
2966 (clear_386_stack_locals, save_386_machine_status,
2967 restore_386_machine_status): Delete functions.
2968 (override_options): Initialize init_machine_status.
2969 * i386.h (INIT_EXPANDERS): Delete macro.
2970 (save_386_machine_status, restore_386_machine_status,
2971 clear_386_stack_locals): Delete declarations.
2973 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2975 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
2976 (doloop_begin): Simplify pattern and use emit_jump_insn.
2977 (doloop_end): Simplify pattern, switch operand order,
2978 and use emit_jump_insn.
2980 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2982 * function.h (struct function): Add new element LANGUAGE.
2983 (save_lang_status): Declare new variable.
2984 (restore_lang_status): Likewise.
2985 * function.c (save_lang_status): Define.
2986 (restore_lang_status): Likewise.
2987 (push_function_context_to): Call language-specific save function.
2988 (pop_function_context_from): Call language-specific restore function.
2990 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2992 * i386.md (movsf_1): Check REG_P before use of REGNO.
2993 (movdf_1): Likewise.
2994 (movxf_1): Likewise.
2995 (extendsfdf2): Likewise.
2996 (extendsfxf2): Likewise.
2997 (extenddfxf2): Likewise.
2999 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3001 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
3002 constants into memory.
3003 (c4x_shiftable_constant): New function.
3004 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
3005 (c4x_shiftable_constant): Declare.
3006 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
3007 ashlqi3_noclobber): Add new patterns and associated splitters.
3009 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
3011 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
3012 * dwarf2out.c (dwarf2out_frame_init): Likewise.
3013 * final.c (shorten_branches): Likewise.
3014 * global.c (global_alloc): Likewise.
3015 * haifa-sched.c (build_control_flow): Likewise.
3016 * stmt.c (check_for_full_enumeration_handling): Likewise.
3017 (estimate_case_costs): Likewise.
3019 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
3021 * rtl.h (RTL_CHECKC2): Fix typo in last change.
3023 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
3025 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
3026 (recompute_reg_usage): Likewise.
3027 * rtlanal.c (find_regno_fusage): Likewise.
3029 * rtl.c (rtl_check_failed_code1): New function.
3030 (rtl_check_failed_code2): New.
3031 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
3032 (RTL_CHECKC1, RTL_CHECKC2): New.
3033 (XC*): New accessor macros.
3034 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
3035 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
3036 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
3037 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
3038 (TRAP_*, RANGE_INFO_*): Likewise.
3040 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3042 * Makefile.in (tlink.o): Don't depend on toplev.h.
3044 * collect2.c (c_file, o_file, export_file, import_file, ldout,
3045 output_file, nm_file_name, ldd_file_name, strip_file_name,
3046 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
3047 add_prefix, prefix_from_env, prefix_from_string, do_wait,
3048 fork_execute, maybe_unlink, add_to_list,
3049 extract_init_priority, write_list, dump_list,
3050 dump_prefix_list, write_list_with_asm, write_c_file,
3051 write_c_file_stat, write_c_file_glob, scan_prog_file,
3052 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
3053 ignore_library, extract_string, notice, dump_file, target_machine,
3054 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
3055 read_file, print_load_command): Constify a char*.
3056 (fdopen, error, fatal, fatal_perror): Don't prototype.
3057 (my_strerror): Remove. All callers use xstrerror instead.
3058 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
3059 (main): Add prototype. Constify lots of char* ptrs. Change calls
3060 to xcalloc/strcpy/strcat/... to one call to concat.
3061 (main, scan_prog_file, scan_libraries): Use an intermediate
3062 `const char **' to build an argv array.
3063 (mapfile, libselect, libcompare, locatelib): Add prototypes.
3065 * collect2.h (collect_execute, collect_wait, dump_file,
3066 file_exists): Constify a char*.
3067 (ldout, c_file_name, temporary_obstack, permanent_obstack,
3068 temporary_firstobj, vflag, debug): Add extern declarations.
3069 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
3071 * tlink.c: Don't include toplev.h.
3072 (vflag, debug, ldout, c_file_name, temporary_obstack,
3073 permanent_obstack, temporary_firstobj): Don't declare.
3074 (tlink_execute, frob_extension, symbol_hash_lookup,
3075 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
3076 recompile_files, read_repo_files, demangle_new_symbols,
3077 scan_linker_output): Constify a char*.
3078 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
3079 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
3081 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
3083 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
3084 (relative) rather than jsr (absolute) subroutine call insns.
3085 * config/m68k/m68k-coff.h: Ditto.
3087 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
3089 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
3090 now rework these too.
3091 (arm_reorg): If an insn can't reach the end of the current pool,
3092 ensure that we emit that pool before the insn.
3094 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
3096 * tlink.c (scan_linker_output): Skip the initial underscore in
3097 a mangled name if appropriate.
3099 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3101 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3102 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
3103 error_with_ivar, gen_declarator, create_builtin_decl,
3104 my_build_string, generate_descriptor_table, generate_ivars_list,
3105 generate_dispatch_table, check_protocols, TAG_GETCLASS,
3106 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
3107 dump_base_name, lang_decode_option, build_encode_expr,
3108 start_class, finish_class, encode_pointer, really_start_method,
3109 gen_declaration, dump_interface, handle_class_ref, handle_impent):
3111 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
3112 Add static prototypes.
3113 (build_objc_string_decl, build_selector_reference_decl,
3114 encode_bitfield, build_class_reference_decl): Remove unused
3115 parameter, all callers changed.
3116 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
3117 (objc_printable_name): Likewise. Change second parameter to type int.
3118 (init_objc): Use memcpy, not bcopy, to avoid casts.
3120 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
3122 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
3123 reg notes on a deleted insn.
3124 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
3126 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
3128 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
3130 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3132 * stmt.c (expand_asm_operands): Fix index into inout_mode when
3135 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
3137 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
3138 * tm.texi (MD_ASM_CLOBBERS): Document it.
3140 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
3142 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
3143 * except.c (expand_rethrow): Remove unused variable.
3144 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
3145 * flow.c (replace_insns): Likewise.
3146 (create_edge_list, verify_edge_list): Likewise.
3147 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
3149 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
3150 is special code to run.
3151 (main): Don't define operands to emit_operand.
3152 * genrecog.c (main): Don't emit an empty peephole2_insn function.
3154 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
3156 * alpha/alpha.h (normal_memory_operand): Declare.
3157 (reg_no_subreg_operand): Declare.
3158 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
3160 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
3162 * c-parse.in (compstmt_primary_start): New, broken out of first
3163 part of compstmt handling in primary.
3164 (primary): Use it. Add an error clause.
3165 (compstmt_nostart): Renamed from compstmt; remove all
3166 initial invocations of compstmt_start.
3169 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
3171 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
3174 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
3176 * combine.c (simplify_shift_const): Remove extra semicolon.
3177 * dwarf2out.c (remove_AT): Likewise.
3178 * expmed.c (expand_mult): Likewise.
3179 * gcov.c (create_program_flow_graph): Likewise.
3180 * reorg.c (mostly_true_jump): Likewise.
3182 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
3184 * fold-const.c (fold_range_test): Do not try to fold the range
3185 test if the rhs or lhs has side effects.
3187 * combine.c (simplify_rtx): Recognize another case of a synthesized
3190 * varasm.c (mark_constant_pool): When marking indirect references,
3191 only look at SYMBOL_REFs.
3193 * except.c (expand_fixup_region_end): Do not peek at
3194 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
3196 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
3198 * flags.h: New variables align_loops, align_loops_log,
3199 align_jumps, align_jumps_log, align_labels, align_labels_log,
3200 align_functions, align_functions_log.
3201 * toplev.c: Define them.
3202 (f_options): Handle -falign-* when they have no argument.
3203 (main): Add logic to set variables for -falign-functions,
3204 -falign-jumps, -falign-labels, -falign-loops.
3205 Make it -fsched-verbose=<n> and -finline-limit=<n>.
3206 (display_help): Change help to match options.
3207 * final.c (LABEL_ALIGN): Default to align_labels_log.
3208 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
3209 (LOOP_ALIGN): Default to align_loops_log.
3210 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
3211 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
3212 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
3213 * varasm.c (assemble_start_function): Handle align_functions.
3215 * config/sparc/sparc.h: Don't declare sparc_align_*.
3216 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
3217 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
3219 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
3221 * config/sparc/sparc.c: Delete sparc_align_loops,
3222 sparc_align_jumps, sparc_align_funcs and the corresponding string
3224 (sparc_override_options): Default align_functions on ultrasparc.
3225 Delete -malign-* handling.
3227 * config/mips/mips.c (override_options): On 64-bit targets,
3228 try to align code to 64-bit boundaries.
3229 (print_operand): New substitution, %~,
3230 which aligns labels to align_labels_log.
3231 * config/mips/mips.md (div_trap_normal): Use %~.
3232 (div_trap_mips16): Likewise.
3237 (ashldi3_internal): Likewise.
3238 (ashrdi3_internal): Likewise.
3239 (lshrdi3_internal): Likewise.
3240 (casesi_internal): Likewise.
3242 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
3244 Merge new ia32 backend from the branch!
3246 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
3247 See ChangeLog.P2 on new_ia32_branch for details.
3249 * rtl.h (stack_regs_mentioned_p): Delete prototype.
3250 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
3251 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
3252 * i386/gas.h (ASM_FILE_START): Define.
3253 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
3254 for name change of ix86_valid_decl_attribute_p.
3255 (i386_pe_valid_type_attribute_p): Similarly.
3257 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
3259 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
3260 to step through CC modes.
3262 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3264 * regmove.c (fixup_match_1): Don't move INSN in front of P if
3265 it would end up in the shadow of a live flags regsiter.
3267 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3269 * reload1.c: Fix many indentation problems.
3270 * reload.c: Likewise.
3272 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
3274 * alias.c (non_local_reference_p): Constify fmt.
3276 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
3278 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
3280 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
3282 * cse.c (delete_trivially_dead_insns): Do not delete stores to
3283 the internal_arg_pointer.
3285 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
3287 Merge peephole2 from new_ia32_branch:
3288 * Makefile.in (STAGESTUFF): Add *.peephole2.
3289 (mostlyclean): Likewise.
3290 (recog.o): Depend on resource.h.
3292 * final.c (peephole): Conditionalize decl on HAVE_peephole.
3293 (final_scan_insn): Likewise for the invocation of peephole.
3294 * genconfig.c (main): Look for peephole and peephole2 patterns.
3295 Emit HAVE_peephole* accordingly.
3296 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
3297 * flags.h (flag_peephole2): Declare.
3298 * toplev.c: New pass peephole2. New flag -fpeephole2.
3300 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
3301 * gencodes.c (main): Likewise.
3302 * genextract.c (main): Likewise.
3303 * genoutput.c (main): Likewise.
3304 * genemit.c (max_operand_1): Look for the max scratch operand.
3305 (gen_rtx_scratch): New.
3306 (gen_exp): Use it, and pass on new arg subroutine_type.
3307 (gen_expand): Take max scratch into account.
3308 (gen_split): Emit peephole2 functions.
3309 (output_peephole2_scratch): New.
3310 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
3311 * genrecog.c (routine_type): Add PEEPHOLE2.
3313 (make_insn_sequence): Match outer parallel for peep2. Discard
3314 top level scratches and dups.
3315 (add_to_sequence): New args insn_type and top. Update all callers.
3316 Handle toplevel peep2 matching insns.
3317 (write_subroutine): Handle peep2.
3318 (write_tree_1): Likewise.
3319 (write_tree): Likewise.
3321 (change_state): New arg afterward. Update all callers.
3322 Handle matching separate insns.
3323 * recog.c (recog_next_insn): New.
3324 (peephole2_optimize): New.
3325 * rtl.def (DEFINE_PEEPHOLE2): New.
3326 * resource.c (find_free_register): New argument last_insn. Use it
3327 to find a register available through the entire span.
3328 * resource.h (find_free_register): Update prototype.
3330 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
3332 * i386.c (output_strlen_unroll): Don't write xops[7]
3333 label if it wasn't set.
3335 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
3337 * cpplib.c (struct directive): Const-ify name pointer and
3338 function pointer prototype.
3339 (validate_else, do_define, do_line, do_include, do_undef,
3340 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
3341 do_elif, do_endif, do_sccs, do_assert, do_unassert,
3342 do_warning): Const-ify second arg.
3343 (directive_table): Mark const. Reorder entries by frequency
3344 of usage, record statistics.
3346 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
3348 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
3349 bounds- check RTL accesses if --enable-checking.
3350 (RTVEC_ELT): Bounds check if --enable-checking.
3351 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
3352 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
3353 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
3355 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
3356 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
3358 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
3359 (NOTE_SOURCE_FILE): Use X0STR.
3360 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
3361 MEM_ALIAS_SET): Use X0INT.
3362 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
3363 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
3365 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
3366 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
3367 (rtl_check_failed_bounds, rtl_check_failed_type1,
3368 rtl_check_failed_type2, rtvec_check_failed_bounds): New
3370 (fancy_abort): Fix comment.
3372 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
3373 (cse_insn): Decrement LABEL_NUSES for jump target before
3375 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
3376 * final.c (alter_subreg): Compute regno before changing x to
3377 REG; set REGNO(x) after changing it.
3378 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
3379 notes containing CONST_INTs.
3380 (delete_eh_regions): Use NOTE_EH_HANDLER.
3381 * function.c (put_reg_into_stack): Make reg a MEM before
3383 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
3385 (gen_mem_addressof): Make reg a MEM before initializing it.
3386 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
3388 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
3389 deleting an insn, not after.
3390 (block_alloc): Only look at PATTERN(insn) if we have to, and
3391 only if it's format class 'i'.
3392 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
3393 CONST_INT before using its INTVAL.
3394 * print-rtl.c (print_rtx): Use X0STR.
3395 * regmove.c (fixup_match_1): Don't look at PATTERN of
3396 non-class-'i' insn chain elements.
3397 * reload.c (loc_mentioned_in_p): Take address of
3398 in->fld[1].rtx directly.
3399 * reload1.c (reload): Change reg to a MEM before initializing
3401 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
3403 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
3405 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
3407 * config/mips/mips.c (machine_dependent_reorg): Force a
3408 barrier to output the local constant pool if a barrier hasn't
3409 been found at a natural point in the instruction stream.
3411 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3413 * c-parse.in (language_string): Constify.
3415 * dwarf2out.c (language_string): Remove declaration.
3417 * dwarfout.c (language_string): Likewise.
3419 * toplev.c (language_string, init_parse, finish_parse): Likewise.
3421 * tree.h (language_string, init_parse, finish_parse): Declare.
3423 * i386/sun386.h (language_string): Remove declaration.
3425 * mips.h (language_string): Likewise.
3427 * nextstep.h (language_string): Likewise.
3429 * nextstep21.h (language_string): Likewise.
3431 * rs6000.c (language_string): Likewise.
3433 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3435 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
3436 (getpwd.o): Remove target.
3438 * getpwd.c: Delete file. Its in libiberty now.
3440 * dbxout.c (getpwd): Don't prototype.
3441 * dwarf2out.c (getpwd): Likewise
3442 * dwarfout.c (getpwd): Likewise
3443 * final.c (getpwd): Likewise.
3444 * protoize.c (getpwd): Likewise.
3446 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3448 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
3450 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3452 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
3455 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
3457 * fixinc/Makefile.in (subdir): New.
3458 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
3461 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
3463 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
3464 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
3467 * invoke.texi: Fix typo.
3469 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
3470 changed. Handle autoincrement addressing modes.
3472 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
3473 just like we would the virtual incoming args register when
3476 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
3478 * rs6000.h (ASM_FILE_START): Specify complete filename, including
3479 path, in .file directive.
3481 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
3483 * gcc.texi (External Bugs): Remove obsolete note about Perl on
3486 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
3488 * stdbool.h: Make the typedef name _Bool, with bool a #defined
3491 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3493 * tree.c (tree_code_name): Constify a char*.
3495 * tree.h (tree_code_name, decl_printable_name): Likewise.
3497 * function.h (struct function): Likewise.
3499 * toplev.c (decl_name, decl_printable_name): Likewise.
3501 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
3503 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
3504 (init_objc): Remove function pointer cast.
3506 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3508 * pa.md (interspace_jump): New pattern.
3509 (builtin_longjmp): New expander.
3511 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
3513 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
3514 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
3515 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
3517 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
3519 * jump.c (delete_prior_computation): Also check calls
3520 to constant functions. Don't bother checking for a
3521 REG_UNUSED note before adding it.
3522 (delete_computation): Handle multi-word hard registers
3523 when synthesizing missing REG_DEAD notes for a register
3524 which is both set and used by an insn.
3526 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3528 * loop.c (this_loop_info): New variable.
3529 (loop_has_call, loop_has_volatile, loop_has_tablejump,
3530 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
3532 (prescan_loop, strength_reduce): New argument loop_info. All callers
3534 (scan_loop): New variable loop_info, initialise to address of
3536 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
3537 Delete variable loop_has_multiple_exit targets and replace with
3538 field in this_loop_info.
3539 (find_and_verify_loops): Rename this_loop to this_loop_num.
3540 (strength_reduce): Delete loop_iteration_info. Replace variable
3541 loop_info with function argument of same name.
3542 (insert_bct): Rework test for loop being completely unrolled.
3544 * loop.h (struct loop_info): New fields num, loops_enclosed,
3545 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
3546 has_indirect_jump, and cont. Redefine use of unroll_number.
3547 (loop_unroll_number): Delete.
3549 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
3551 (loop_iterations): Delete variable vtop and instead use
3552 loop_info->vtop computed in prescan_loop.
3554 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
3556 * fix-header.c (main): Do not pass a null pointer to strcmp.
3558 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
3560 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
3562 * configure: Rebuilt.
3564 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
3566 * jump.c (jump_optimize_1): Do not delete assignments to
3567 internal_arg_pointer.
3568 * cse.c (delete_trivially_dead_insns): Always consider a set of
3569 the internal_arg_pointer live.
3571 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
3573 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
3574 (update_life_info) [REG_WAS_0]: Search the original insns rather
3575 than the new insns for the note. Fix typos finding note_dest.
3576 If no dest found, discard the note rather than abort.
3577 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
3578 (replace_insns): Remove the old insn list after update_life_info
3581 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
3583 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
3585 (sched_analyze_1): Let add_dependence care for not adding dups.
3586 (sched_analyze_2): Likewise.
3587 (add_branch_dependences): Likewise.
3589 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
3591 * i386/winnt.c (export_list): New type.
3592 (exports_head): Rename to
3593 (export_head): this.
3594 (i386_pe_record_exported_symbol): Add is_data flag.
3595 (i386_pe_asm_file_end): Emit directive for exported variables.
3596 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
3598 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
3599 (ASM_DECLARE_OBJECT_NAME): Likewise.
3600 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3601 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3603 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
3605 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
3607 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
3610 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
3612 * config/openbsd.h: Define SET_ASM_OP.
3613 * tm.texi: cross-reference SET_ASM_OP in the index.
3615 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
3617 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
3618 for a CONST_DOUBLE, at compile time. Initialize rtx_length
3619 and class_narrowest_mode at compile time. Kill init_rtl.
3620 Mark rtx_length, mode_class, mode_size, mode_unit_size,
3621 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
3622 rtx_format as const. Kill all references to EXTRA_CC_MODES or
3624 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
3626 * rtl.h: Declare rtx_length and rtx_format as const.
3627 * machmode.def: Define CC(). Use CC() to define CCmode. If
3628 EXTRA_CC_MODES is defined, expand it here.
3629 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
3630 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
3631 const. Kill all references to EXTRA_CC_MODES.
3633 * toplev.c: Don't prototype or call init_rtl.
3634 * optabs.c: Don't call init_mov_optab.
3635 * genemit.c: Don't generate init_mov_optab. Don't call
3637 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
3639 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
3640 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
3641 genrecog.c: Don't call init_rtl.
3643 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
3644 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
3645 definition of EXTRA_CC_MODES.
3647 * md.texi: Kill ref to EXTRA_CC_NAMES.
3648 * tm.texi: Document new way to define EXTRA_CC_MODES.
3650 * genrecog.c: Do not look up the name of a define_split.
3653 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
3655 * config/v850/v850.md: Fix typo introduced by previous delta.
3657 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3659 * gcc.c (fatal): Make definition static to match prototype.
3661 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3663 * combine.c (get_last_value): Don't look for earlier sets if the last
3664 known set is somewhere in between the insns being combined.
3666 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
3668 * configure.in: Don't use shell ! to negate exit codes
3669 * configure: Regenerate
3671 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
3673 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
3674 the fact that ALIGN is measured in bits, not bytes.
3676 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
3678 * errors.c: New file; defines functions error, warning, and
3679 fatal, variables have_error and progname.
3680 * errors.h: New file; prototypes and decls for stuff in errors.c.
3682 * Makefile: Add rules to build errors.o and
3683 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
3684 genopinit, genrecog, genextract, genpeep, genattr, and
3685 genoutput with errors.o. Add errors.h to deps of genconfig.o,
3686 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
3687 genpeep.o, genattr.o, and genoutput.o.
3689 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
3690 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
3691 define or prototype fatal. Set progname at beginning of main.
3692 * genoutput.c: Likewise, and don't define or prototype error
3695 * c-typeck.c (c_expand_start_case): Return immediately if exp
3697 * fold-const.c (operand_equal_p): Return immediately if arg1
3698 or arg0 are ERROR_MARKs.
3699 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
3700 fields of type ERROR_MARK when calculating if the record can
3703 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
3704 with much help from Jeffrey A Law and Richard Henderson
3706 * i386.md: In the 6 insns which call output_fix_trunc,
3707 earlyclobber operands[0].
3709 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
3711 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
3712 creating new registers.
3714 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
3716 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
3717 i386_reg_alloc_order, i386_regparm_string,
3718 i386_align_loops_string, i386_align_jumps_string,
3719 i386_align_funcs_string, i386_preferred_stack_boundary_string,
3720 and i386_branch_cost_string as type "const char *".
3721 * i386.c: Define all above strings as type "const char *".
3723 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
3725 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
3726 when emitting alignment padding. Emit padding byte of 0 instead of 4.
3728 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3730 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
3731 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
3733 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
3735 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
3736 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
3737 (dwarf2out_line, dwarf2out_finish): Likewise.
3738 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
3740 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
3742 * tree.c (lang_unsave_expr_now) : Correct return type.
3743 * tree.h (lang_unsave_expr_now) : Same.
3745 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
3747 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
3748 instead of duplicating code.
3750 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3752 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
3754 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
3756 * tree.h: fancy_abort always takes three args.
3757 * resource.c: Move include of system.h before toplev.h.
3759 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
3761 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
3764 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
3766 * system.h: Don't redefine abort or trim_filename.
3767 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
3768 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
3769 whether or not __FUNCTION__ is available.
3770 * tree.h: Duplicate rtl.h's definition of abort, for files
3771 that don't include rtl.h. Delete all code to perform type
3772 checking with a compiler other than GCC.
3773 * varray.h: Delete all code to perform type checking with a
3774 compiler other than GCC. Make VARRAY_CHECK() always evaluate
3775 its arguments exactly once, using a statement expression.
3776 Adjust the VARRAY_<type> accessor macros to match.
3777 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
3778 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
3779 caller's location. Define fatal_insn and fatal_insn_not_found
3780 as macros that use _fatal_insn and _fatal_insn_not_found.
3781 (fancy_abort, trim_filename): Kill prototypes.
3783 * rtl.c (trim_filename): Move here from toplev.c.
3784 (fancy_abort): New function.
3785 (DIR_SEPARATOR): Provide default definition.
3786 * tree.c (tree_check_failed, tree_class_check_failed): Go
3787 through fancy_abort.
3788 (tree_check, tree_class_check, cst_or_constructor_check,
3789 expr_check): Delete.
3790 * varray.c (varray_check_failed): New function.
3791 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
3792 _fatal_insn and _fatal_insn_not_found. Go through
3794 (trim_filename, fancy_abort): Delete.
3796 * builtins.c (expand_builtin_args_info): Report ICE with abort.
3797 * except.c (start_catch_handler): Report ICE with error/abort
3799 * final.c (output_operand_lossage): Likewise.
3800 * flow.c (verify_flow_info): Likewise.
3802 * gcc.c: Prototype fatal.
3803 * gengenrtl.c: Undef abort after including rtl.h not system.h.
3804 * genattr.c, genattrtab.c, genemit.c, genextract.c,
3805 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
3806 Don't define fancy_abort.
3808 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
3810 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
3813 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
3815 * m88k.h (VERSION_INFO2): Kill.
3816 (VERSION_STRING): Kill.
3818 (VERSION_INFO1): Tidy.
3819 (TARGET_VERSION): Update.
3820 * m88k/dgux.h (VERSION_INFO2): Kill.
3821 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
3822 * m88k/luna.h (VERSION_INFO1): Tidy.
3823 * m88k/sysv4.h (VERSION_INFO1): Likewise.
3824 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
3825 (output_file_start): Adjust for death of VERSION_STRING.
3827 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
3829 * cpplib.c (detect_if_not_defined): New function.
3830 (do_if): Use it to detect potential once-only headers.
3832 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
3834 * c-common.c (combine_strings): Always set TREE_CONSTANT.
3836 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
3838 * combine.c (nonzero_bits) : Allow single-ly set registers to be
3839 anywere in the function only if they are pseudos and set before
3840 being used (not live at the start of the function).
3841 (num_sign_bit_copies) : Same.
3842 (get_last_value_validate) : Same.
3843 (get_last_value) : Same.
3845 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
3847 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
3848 where N and M are constant and N is an integer multiple of M.
3850 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3852 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
3853 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3854 sbitmap_union_of_preds): Add prototypes.
3855 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
3856 the intersection of successors with the new flow graph structures.
3857 (sbitmap_intersection_of_preds): New function to compute the
3858 intersection of predecessors with the new flow graph structures.
3859 (sbitmap_union_of_succs): New function to compute the union of
3860 successors with the new flow graph structures.
3861 (sbitmap_union_of_preds): New function to compute the union of
3862 predecessors with the new flow graph structures.
3863 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
3864 (expr_reaches_here_p): Use edge and basic_block structures instead
3865 of s_preds and s_succs.
3866 (compute_cprop_avinout): Use new sbitmap routines.
3867 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
3868 of s_preds and s_succs.
3869 * flow.c (compute_flow_dominators): Compute dominators using
3870 edges and basic blocks instead of s_preds and s_succs.
3872 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3874 * lists.c (unused_insn_list, unused_expr_list): New file for
3875 maintaining various types of lists. New statics for maintaining a
3876 cache of available INSN_LIST and EXPR_LIST nodes.
3877 (free_list): Static function for freeing a list of INSN/EXPR nodes.
3878 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
3879 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
3880 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
3881 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
3882 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
3883 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
3884 (free_INSN_LIST_node): Free an individual INSN_LIST node.
3885 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
3886 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
3887 (remove_dependence, free_pending_lists): Use new global routines.
3888 (flush_pending_lists, sched_analyze_insn): Use new global routines.
3889 (sched_analyze, compute_block_backward_dependences): Use new routines.
3890 (sched_analyze_1, sched_analyze_2): Use new routines.
3891 (schedule_insns): Use new global routines.
3892 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
3894 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
3895 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
3897 * toplev.c (rest_of_compilation): Initialize node cache.
3898 * Makefile.in (OBJS): Add lists.o to list of object files.
3899 (lists.o): Add dependancies.
3901 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
3903 * config/v850/v850.md: Fix compile time warning messages.
3904 * config/v850/v850.c: Fix compile time warning messages.
3905 * config/v850/v850.h: Fix compile time warning messages.
3907 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3909 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
3910 Remove unused prototype for `init_lengths'.
3912 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3914 * calls.c (emit_call_1): Mark parameter `stack_size' with
3916 (expand_call): Initialize variable `insn'.
3917 (emit_library_call): Likewise for variable `high_to_save'.
3918 (emit_library_call_value): Likewise.
3919 (store_one_arg): Likewise for variables `lower_bound' and
3922 * combine.c (try_combine): Likewise for variables `i2_code_number'
3923 and `other_code_number'.
3924 (find_split_point): Likewise for variables `pos', `unsignedp' and
3926 (simplify_if_then_else): Likewise for variables `op' and `c1'.
3927 (simplify_and_const_int): Remove unused variable `width'.
3928 (merge_outer_ops): Likewise.
3930 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
3931 HOST_WIDE_INT' when comparing against one.
3932 (simplify_relational_operation): Likewise.
3933 (cse_insn): Initialize variables `src_eqv_volatile',
3934 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
3936 * final.c (init_final): Constify parameter `filename'.
3937 (final_start_function): Mark parameter `optimize' with
3939 (profile_function): Likewise for parameters `first' and `optimize'.
3940 (output_source_line): Likewise for parameter `file'.
3942 * integrate.c (subst_constants): Cast a value to `size_t' when
3943 comparing against one.
3944 (mark_stores): Initialize variable `mode'. Cast a value to
3945 `size_t' when comparing against one.
3947 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
3949 * loop.c (move_movables): Initialize variable `first'.
3950 (strength_reduce): Likewise for variable `increment'.
3951 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
3952 value to `size_t' when comparing against one.
3953 (load_mems): Initialize variable `end_label'.
3955 * output.h (init_final): Constify parameter.
3957 * reload.c (decompose): Initialize variable `base'.
3959 * reload1.c (reload): Likewise for variable `is_scalar'.
3960 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
3961 (choose_reload_regs): Initialize variable `mode'.
3962 (emit_reload_insns): Likewise for variable `store_insn'.
3963 (reload_cse_noop_set_p): Mark parameter `insn' with
3965 (reload_combine): Initialize variable `set'.
3967 * unroll.c (unroll_loop): Likewise for variable `local_label'.
3968 (copy_loop_body): Cast a value to `size_t' when comparing against
3971 * varasm.c (assemble_variable): Initialize variable `size_tree'.
3972 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
3973 (remove_from_pending_weak_list): Mark parameter `name' with
3976 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3978 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
3981 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
3983 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
3984 (ASM_DECLARE_FUNCTION_NAME): Define.
3985 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
3986 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
3987 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
3988 not already defined.
3990 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
3992 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
3993 of n_popped when call/call_value are not defined.
3995 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
3997 * tm.texi: GNU CC -> GCC conversion.
3998 (CC1_SPEC): Indicate it is used for all language front ends.
4000 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
4002 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
4003 NOTE_INSN_EH_REGION_END correctly.
4005 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
4006 Jeff Law <law@cygnus.com>
4008 * loop.c (strength_reduce): Automatically unroll loops if the
4009 unrolled loop size is smaller than the rolled loop size.
4011 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
4012 and delete comment that code should be rewritten.
4014 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
4016 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
4019 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
4021 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4023 * fixinc/mkfixinc.sh: Don't fix uwin headers.
4024 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
4025 (LINK_SPEC): Add -u _main when building executables.
4026 (ASM_DECLARE_FUNCTION): Update from Cygwin.
4027 (ASM_FILE_END): Use the default for ix86-pe.
4028 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
4030 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
4032 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
4033 and ASM_CLOSE_PAREN are empty strings.
4035 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
4036 Geoffrey Keating <geoffk@cygnus.com>
4038 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
4039 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
4040 (unprotoize.o): Ditto.
4041 (test-protoize-simple): Don't define STD_PROTO_DIR.
4042 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
4043 changes to make 'test-protoize-simple' pass.
4044 (STD_PROTO_DIR): Remove define.
4045 (STANDARD_EXEC_PREFIX): Supply default define.
4046 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
4047 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
4048 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
4049 (GET_ENV_PATH_LIST): New macro.
4050 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
4051 (do_processing): Initialize default_syscalls_dir using new
4052 macros. Use it to initialize syscalls_absolute_filename.
4054 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
4056 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
4057 B into a register before emit_conditional_move.
4059 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
4061 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
4062 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
4063 multiplicand out of (+ (* a b) (* c d)).
4065 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
4066 Richard Henderson <rth@cygnus.com>
4068 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
4069 (new_insn_dead_notes): Likewise.
4070 (update_n_sets): Likewise.
4071 (update_flow_info): Move to flow.c, renamed to update_life_info;
4072 extend to handle multiple source insns.
4073 * flow.c: Include resource.h
4074 (unlink_insn_chain): New.
4075 (split_hard_reg_notes): New.
4076 (maybe_add_dead_note): New.
4077 (maybe_add_dead_note_use): New.
4078 (find_insn_with_note): New.
4079 (new_insn_dead_notes): New.
4080 (update_n_sets): New.
4081 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
4082 (maybe_remove_dead_notes): New.
4083 (update_life_info): New.
4084 (prepend_reg_notes): New.
4085 (replace_insns): New.
4086 * output.h (update_life_info): Declare.
4087 * recog.c (split_block_insns): Use update_life_info.
4088 * resource.c (find_free_register): Use reg_alloc_order, don't use
4089 fixed regs, make sure the mode is supported, don't use new regs.
4091 * rtl.h (replace_insns): Declare.
4093 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
4095 * expr.c (expand_expr): Cope with COND_EXPRs with one
4096 non-returning branch.
4098 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
4100 * expr.c (store_expr): Always pass down the target, even when not
4103 1999-08-24 Nick Clifton <nickc@cygnus.com>
4105 * configure.in: Define target_cpu_default for v850 targets.
4106 * configure: Regenerate
4108 * config/v850/v850.h (TARGET_CPU_generic): Define.
4109 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
4110 addresses are 4 byte aligned.
4112 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
4115 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4117 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
4118 (main): Add prototypes.
4120 * genattrtab.c (substitute_address, write_const_num_delay_slots,
4121 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
4122 (write_attr_get): Emit prototypes along with function definition.
4123 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
4124 (write_complex_function): Emit static prototype along with
4125 function definition.
4127 * genemit.c (gen_split): Emit prototypes along with function
4130 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
4131 Likewise for predicates and `insn_operand_predicate'.
4132 (process_template): Emit static prototype along with function
4135 * genrecog.c (make_insn_sequence): Constify a char*. Add
4136 prototypes for get_split_*().
4137 (write_subroutine): Emit prototypes along with function
4140 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4142 * gcse.c (find_avail_set): Follow chains of register-register copies.
4143 Use oprs_not_set_p to guarantee that the returned value can be
4145 (cprop_insn): Don't verify the return value of find_avail_set with
4148 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
4149 (cprop_cc0_jump): New function.
4150 (cprop_insn): Break out new function cprop_jump and use it.
4151 Also use cprop_cc0_jump for machines with CC0.
4152 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
4154 * tree.h (current_function_calls_setjmp,
4155 current_function_calls_longjmp): Delete declarations.
4156 * dsp16xx.c: Include "function.h".
4157 * elxsi.c: Likewise.
4158 * gmicro.c: Likewise.
4159 * h8300.c: Likewise.
4162 * mn10200.c: Likewise.
4163 * mn10300.c: Likewise.
4164 * ns32k.c: Likewise.
4168 * rtl.h (rtx_equal_function_value_matters): Declare.
4169 * toplev.c (rtx_equal_function_value_matters): Don't declare.
4171 * function.c: Likewise.
4172 * emit-rtl.c: Likewise.
4174 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
4176 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
4179 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4181 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
4184 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
4186 * cpp.texi: Add a node documenting macro varargs (copied
4189 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
4191 * cppspec.c: Put a null pointer at the end of the new argv.
4193 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
4195 * configure.in: Remove code to select/de-select the haifa
4196 scheduler. Every scheduled port gets haifa now.
4197 * configure: Rebuilt.
4198 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
4200 * Makefile.in: Corresponding changes.
4202 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4204 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
4205 All callers changed.
4206 (prepare_float_lib_cmp): Likewise.
4207 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
4208 * expr.h (emit_float_lib_cmp): Delete declaration.
4209 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
4210 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
4211 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
4213 (cmptf): Now conditional on TARGET_HARD_QUAD.
4215 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
4217 * resource.c (mark_target_live_regs): Use
4218 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
4220 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4222 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
4224 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
4226 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
4228 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4230 * rtl.h (rtx_format): Constify a char*.
4232 * rtl.c (rtx_format): Likewise.
4233 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
4234 (init_rtl): Use accessor macro, not `rtx_format'.
4236 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
4239 * caller-save.c (mark_referenced_regs): Likewise.
4241 * combine.c (subst, make_compound_operation, known_cond,
4242 gen_rtx_combine, update_table_tick, get_last_value_validate,
4243 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
4245 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
4246 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
4247 count_reg_usage): Likewise.
4249 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
4252 * final.c (leaf_renumber_regs_insn): Likewise.
4254 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
4255 dump_edge_info, count_reg_references): Likewise.
4257 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
4258 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
4261 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
4262 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
4263 add_label_notes): Likewise.
4265 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
4266 clear_struct_flag, count_sub_rtxs, count_alternatives,
4267 compares_alternatives_p, contained_in_p, walk_attr_value,
4268 write_expr_attr_cache): Likewise.
4270 * genconfig.c (walk_insn_part): Likewise.
4272 * genemit.c (max_operand_1, gen_exp): Likewise.
4274 * genextract.c (walk_rtx): Likewise.
4276 * genflags.c (num_operands): Likewise.
4278 * genoutput.c (scan_operands): Likewise.
4280 * genpeep.c (match_rtx): Likewise.
4282 * genrecog.c (add_to_sequence): Likewise.
4284 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
4287 * integrate.c (save_constants, copy_for_inline,
4288 copy_rtx_and_substitute, subst_constants, restore_constants):
4291 * jump.c (mark_jump_label, invert_exp, redirect_exp,
4292 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
4294 * local-alloc.c (contains_replace_regs, memref_referenced_p):
4297 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
4298 add_label_notes, replace_call_address, count_nonfixed_reads,
4299 invariant_p, find_single_use_in_loop, find_mem_givs,
4300 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
4303 * print-rtl.c (reg_names, print_rtx): Likewise.
4305 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
4307 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
4308 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
4309 print_blocks): Likewise.
4311 * regclass.c (fix_register, record_address_regs,
4312 reg_scan_mark_refs): Likewise.
4314 * regmove.c (stable_but_for_p): Likewise.
4316 * reload.c (loc_mentioned_in_p, operands_match_p,
4317 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
4318 copy_replacements, refers_to_regno_for_reload_p,
4319 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
4320 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
4323 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
4324 delete_address_reloads_1, count_occurrences,
4325 reload_cse_mem_conflict_p, reload_combine_note_use,
4326 add_auto_inc_notes): Likewise.
4328 * resource.c (mark_referenced_resources, mark_set_resources):
4331 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
4332 reg_mentioned_p, regs_set_between_p, modified_between_p,
4333 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
4334 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
4335 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
4336 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
4338 * sched.c (sched_analyze_2, attach_deaths): Likewise.
4340 * stupid.c (stupid_mark_refs): Likewise.
4342 * unroll.c (remap_split_bivs): Likewise.
4344 * varasm.c (mark_constants): Likewise.
4346 * a29k/a29k.c (uses_local_reg_p): Likewise.
4348 * alpha/alpha.c (summarize_insn): Likewise.
4350 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
4351 eliminate_lr2ip): Likewise.
4353 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
4355 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
4356 reg_mentioned_in_mem): Likewise.
4358 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
4359 symbolic_reference_mentioned_p): Likewise.
4361 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
4363 * sh/sh.c (regs_used, mark_use): Likewise.
4365 * vax/vax.c (vax_rtx_cost): Likewise.
4367 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4369 * machmode.h (mode_name): Constify a char*.
4371 * rtl.c (mode_name): Likewise.
4373 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
4375 * optabs.c (init_libfuncs): Constify a char*.
4377 * print-tree.c (mode_name): Remove redundant declaration.
4378 (print_node): Use accessor macro, not `mode_name'.
4380 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
4382 (new_spill_reg): Constify a char*.
4384 * tree.c (mode_name): Remove redundant declaration.
4386 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4388 * rtl.c (rtx_name): Constify a char*.
4390 * rtl.h (rtx_name, fix_sched_param): Likewise.
4392 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
4393 (mypr): Use accessor macro, not `rtx_name'.
4395 * genemit.c (print_code): Constify a char*.
4397 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
4399 * genpeep.c (print_code): Constify a char*.
4401 * genrecog.c (print_code): Likewise.
4403 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
4404 end_bb): Add static prototype.
4405 (draw_edge): Constify a char*.
4406 (end_bb): Remove unused parameter.
4408 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
4409 print_block_visualization): Constify a char*.
4411 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
4413 * c-common.c (c_get_alias_set): Update comment.
4415 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4417 * linux.h (LIB_SPEC): Added.
4419 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4421 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
4423 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
4425 * tree.c (expr_check): Fix typo in last change.
4427 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
4429 * rtl.def (NOTE): Change format to "iuu0n".
4430 (ADDR_DIFF_VEC): Change format to "eEee0".
4431 (ADDRESSOF): Change format to "eit".
4433 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
4434 (RTVEC_ELT): Change to match.
4435 (XVECEXP): Use XVEC and RTVEC_ELT.
4436 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
4437 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
4438 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
4439 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
4440 TRAP_CONDITION, TRAP_CODE): Use XEXP.
4441 (INTVAL): Use XWINT.
4442 (ADDRESSOF_DECL): Use XTREE.
4443 (SET_ADDRESSOF_DECL): Delete.
4444 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
4445 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
4446 ifdefed out since 2.6 at least.
4447 (gen_rtvec_vv): Delete prototype.
4449 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
4451 (copy_most_rtx): Handle 't' format letter.
4452 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
4453 (gen_rtvec_vv): Delete function. All callers changed to use
4454 gen_rtvec_v instead.
4455 * print-rtl.c (print_rtx): Move special casing of NOTEs to
4456 the '0' format letter.
4458 * function.c (gen_mem_addressof): Don't use
4459 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
4461 * integrate.c (copy_rtx_and_substitute): Likewise.
4462 Copy 't' slots with XTREE.
4463 (subst_constants): Treat 't' slots like '[swi]' slots.
4464 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
4465 * jump.c (rtx_equal_for_thread_p): Likewise.
4466 * rtlanal.c (rtx_equal_p): Likewise.
4467 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
4468 only four arguments.
4469 * gengenrtl.c (type_from_format): Provide correct types for
4473 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
4474 If a recent gcc is in use (always in stage2 and beyond), use
4475 statement expressions, so we don't make a function call unless
4476 the check fails. Evaluate arguments exactly once.
4477 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
4478 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
4480 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
4481 they evaluate their arguments exactly once, irrespective of
4482 the compiler in use.
4484 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
4485 is used by the currently-enabled check macros. This is:
4486 (tree_check_failed, tree_class_check_failed): For gcc.
4487 (tree_check, tree_class_check, cst_or_constructor_check,
4488 expr_check): For other compilers.
4490 * gencheck.c: Do not define any *_CHECK1 macros.
4492 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
4493 Mark Mitchell <mark@codesourcery.com>
4495 * c-common.c (c_get_alias_set): Fix support for poitners and
4498 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
4500 * alias.c: Include tree.h.
4501 (nonlocal_reference_p, mark_constant_function): New functions.
4502 * flow.c (life_analysis): Call mark_constant_function.
4503 * rtl.h (mark_constant_function): Declare it.
4505 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
4507 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
4508 unrecognisable switches.
4510 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4512 * loop.c (recombine_givs): Set ix field after sorting.
4513 (recombine_givs): Remove bogus index / giv lockstep looping.
4515 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4517 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
4519 (emit_store_flag_force): Use do_compare_rtx_and_jump.
4520 (do_cmp_and_jump): Formatting fixes.
4521 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
4522 do_compare_rtx_and_jump instead of compare_from_rtx.
4523 (do_compare_rtx_and_jump): New function; mostly copied from
4525 (do_jump_for_compare): Delete.
4526 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
4528 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
4529 of compare/do_jump_for_compare pairs.
4530 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
4531 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
4532 compare_from_rtx/do_jump_for_compare pairs.
4533 (do_jump_by_parts_equality): Likewise.
4534 (do_jump_by_parts_equality_rtx): Likewise.
4535 * expr.h (do_compare_rtx_and_jump): Declare.
4536 * optabs.c (prepare_cmp_insn): New function, contains most of the code
4537 that used to be in emit_cmp_insn.
4538 (cmp_available_p): New function.
4539 (prepare_operand): New function.
4540 (emit_cmp_and_jump_insn_1): New function, contains some code that used
4541 to be in emit_cmp_insn.
4542 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
4543 parameters to be pointers; don't emit final compare but modify some of
4544 the values pointed to by the args so the caller can perform the
4546 (expand_binop): Call emit_store_flag_force with signed forms of
4548 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
4549 emit_jump_insn pair.
4550 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
4551 emit_cmp_and_jump_insn_1. Call emit_queue.
4552 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
4554 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
4555 jump sets cc0 before deleting it.
4556 * integrate.c (expand_inline_function): Likewise.
4557 * unroll.c (unroll_loop): Similar changes in several places.
4558 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
4561 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4563 * Makefile.in (insn-recog.o): Update dependencies.
4564 * genrecog.c (main): Make generated file include "function.h".
4566 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
4568 * cse.c (cse_insn): Call never_reached_warning when a jump is
4569 changed to be unconditional.
4570 * flags.h: Declare warn_notreached.
4571 * flow.c (delete_block): Call never_reached_warning when
4573 * jump.c (delete_barrier_successors): Call never_reached_warning
4574 when we delete everything after a BARRIER.
4575 (never_reached_warning): New function.
4576 * rtl.h: Declare never_reached_warning.
4577 * toplev.c (warn_notreached): New variable.
4578 (lang_independent_options): Set warn_notreached
4579 when -Wunreachable-code.
4580 (compile_file): We need line numbers for -Wunreachable-code.
4582 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
4584 * haifa-sched.c (insn_unit): Fix typo on out of range test.
4585 * sched.c (insn_unit): Likewise.
4587 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
4589 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
4591 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4593 * flow.c (create_edge_list): Use xmalloc, not malloc.
4595 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
4597 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
4598 C-style comments. Do not lose the character before double slash.
4600 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4602 * basic-block.h (struct edge_list): Stucture to maintain a vector
4604 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
4605 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
4606 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
4607 New function prototypes.
4608 * flow.c (create_edge_list): Function to create an edge list.
4609 (free_edge_list): Discards memory used by an edge list.
4610 (print_edge_list): Debug output showing an edge list.
4611 (verify_edge_list): Internal consistency check for an edge list.
4612 (find_edge_index): Function to find an edge index for a pred and succ.
4614 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
4616 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
4619 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
4621 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
4623 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4625 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4627 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
4629 * toplev.c (rest_of_compilation): Allow machine dependent
4630 reorganisation pass to place information into the RTL dump
4631 file if it so wishes.
4633 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
4635 * explow.c (hard_function_value): Use VOIDmode instead of
4637 * stmt.c (expand_return): Likewise.
4638 * stor-layout.c (get_best_mode): Likewise.
4640 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
4641 emit call instead of emit_insn call.
4643 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
4645 * configure.in: Handle --disable/enable-win32-registry.
4646 * install.texi: Document --disable/enable-win32-registry.
4647 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
4648 (WIN32_REGISTRY_KEY): New macro.
4649 * prefix.c: Use to enable/disable win32-specific code.
4650 (lookup_key): Use versioned key.
4651 * configure: Regenerate.
4652 * config.in: Likewise.
4654 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
4656 * cpplib.c (read_line_number): New fn, split out of...
4659 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4661 tree.c (lang_unsave_expr_now) : New.
4662 (unsave_expr_now): Call lang_unsave_expr_now.
4663 tree.h (lang_unsave_expr_now) : New.
4665 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
4667 * toplev.c (flag_new_exceptions): On by default.
4669 1999-08-13 Michael Meissner <meissner@cygnus.com>
4671 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
4673 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4675 * dwarfout.c (fundamental_type_code): Return FT_boolean for
4676 INTEGER_TYPE with precision==1, it's __java_boolean.
4678 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4680 * global.c (prune_preferences): Move some invariants out of the
4683 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
4685 * configure.in (alpha*-dec-osf*): Add osf5.
4687 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
4689 * configure.in: Rework handling of ARM GNU/Linux slightly.
4690 (arm*-*-linux-gnuoldld): New target.
4691 * configure: Regenerate.
4692 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
4693 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
4694 * config/arm/linux-oldld.h: New file.
4695 * config/arm/linux-elf26.h: Don't include linux-elf.h.
4696 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
4698 * config/arm/linux-elf.h (ASM_SPEC): Define.
4699 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
4700 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
4701 for 26-bit APCS and old linker.
4702 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
4704 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
4705 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
4706 don't define `arm' or `arm_elf'.
4707 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
4708 MULTILIB_DIRNAMES): Define. Fix typo in comment.
4710 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
4712 * rtl.texi: Fix typo.
4714 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
4716 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
4718 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
4720 * extend.texi (C++ Signatures): Remove node.
4721 * invoke.texi: Remove discussion of -fhandle-signatures,
4722 signature, sigof, __signature__, and __sigof__.
4724 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
4726 * Makefile.in (JAVAGC): Removed.
4728 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
4730 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4732 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
4734 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
4736 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
4738 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
4739 a register that is already known to be a pointer.
4741 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
4743 * fixinc/inclhack.tpl: Only install assert.h conditionally.
4744 * fixinc/inclhack.sh: Regenerated.
4745 * fixinc/fixincl.sh: Regenerated.
4747 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
4749 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
4750 Fix documentation of -ansi flag to describe its C++ behavior.
4751 Remove bogus reference to GCC 2.9.
4753 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
4755 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
4756 note if it is non-NULL.
4758 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4760 * except.h (eh_nesting_info): Add new structure defintion.
4761 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
4762 (reachable_handlers, update_rethrow_references): Add function
4764 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
4765 a rethrow symbol instead of an integer exception region number.
4766 * flow.c (Make_edges): Use new exception nesting routines to determine
4767 which handlers are reachable from a CALL or asynchronous insn.
4768 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
4770 (delete_eh_regions): Update rethrow labels, and don't delete
4771 regions which are the target of a rethrow.
4772 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
4773 avoid overloading the SYMBOL_REF_USED flag.
4774 (rethrow_symbol_map): Use new rethrow_ref field.
4775 (rethrow_used): Use new rethrow_ref field.
4776 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
4777 of an integer. Fix formatting.
4778 (output_exception_table_entry): Use new rethrow_ref field.
4779 (can_throw): Check for EH_REGION_NOTE before deciding
4780 whether a CALL can throw or not.
4781 (scan_region): Call rethrow_used() instead of accessing data structure.
4782 (update_rethrow_references): New function to make sure only regions
4783 which are still targets of a rethrow are flagged as such.
4784 (process_nestinfo): New static function to initialize a handler
4785 list for a specific region.
4786 (init_eh_nesting_info): New function to allocate and initialize
4787 the list of all EH handlers reachable from all regions.
4788 (reachable_handlers): New function to retrieve the list of handlers
4789 reachable from a specific region and insn.
4790 (free_eh_nesting_info): New function to dispose of a list of
4793 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4795 * flow.c (split_edge): Set JUMP_LABEL field.
4796 (commit_one_edge_insertion): Set head correctly for insert_before.
4797 When inserting insns, update insn block numbers if allocated.
4799 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4801 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
4802 retry_incomplete_types): Add static prototype.
4803 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
4804 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
4805 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
4806 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
4807 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
4810 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
4811 dwarf2out_start_source_file, dwarf2out_line): Likewise.
4813 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4815 * output.h (assemble_name): Constify a char*.
4817 * varasm.c (UNIQUE_SECTION, assemble_start_function,
4818 assemble_variable, assemble_name): Likewise.
4820 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
4822 * arm/pe.c (arm_pe_unique_section): Likewise.
4824 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
4826 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
4828 * i386/interix.c (i386_pe_unique_section): Likewise.
4830 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4832 * i386/winnt.c (i386_pe_unique_section): Likewise.
4834 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
4836 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
4838 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
4840 * pa/pa.c (output_call): Likewise.
4842 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
4844 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
4846 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
4849 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
4852 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4854 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
4855 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
4857 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
4859 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4861 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
4863 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4865 * tree.h (lang_identify): Constify a char*.
4866 (print_error_function): Add extern prototype. Constify a char*.
4868 * c-lang.c (lang_identify): Constify a char*.
4870 * objc/objc-act.c (lang_identify): Constify a char*.
4872 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4874 * genpeep.c (main): Make generated file include "function.h".
4875 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
4877 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4879 * Makefile.in: Update dependencies.
4880 * alias.c: Include "function.h"
4881 * c-decl.c: Likewise.
4882 * caller-save.c: Likewise.
4883 * calls.c: Likewise.
4884 * combine.c: Likewise.
4886 * explow.c: Likewise.
4887 * final.c: Likewise.
4888 * global.c: Likewise.
4889 * graph.c: Likewise.
4890 * local-alloc.c: Likewise.
4892 * optabs.c: Likewise.
4893 * profile.c: Likewise.
4894 * recog.c: Likewise.
4895 * regclass.c: Likewise.
4896 * regmove.c: Likewise.
4897 * reload.c: Likewise.
4898 * reorg.c: Likewise.
4899 * resource.c: Likewise.
4900 * sched.c: Likewise.
4901 * stupid.c: Likewise.
4902 * config/1750a/1750a.c: Likewise.
4903 * config/a29k/a29k.c: Likewise.
4904 * config/arc/arc.c: Likewise.
4905 * config/arm/arm.c: Likewise.
4906 * config/arm/thumb.c: Likewise.
4907 * config/c4x/c4x.c: Likewise.
4908 * config/clipper/clipper.c: Likewise.
4909 * config/convex/convex.c: Likewise.
4910 * config/fx80/fx80.c: Likewise.
4911 * config/i860/i860.c: Likewise.
4912 * config/m68k/m68k.c: Likewise.
4913 * config/m88k/m88k.c: Likewise.
4914 * config/mips/mips.c: Likewise.
4915 * config/pdp11/pdp11.c: Likewise.
4916 * config/pyr/pyr.c: Likewise.
4917 * config/romp/romp.c: Likewise.
4918 * config/sh/sh.c: Likewise.
4919 * config/tahoe/tahoe.c: Likewise.
4920 * config/vax/vax.c: Likewise.
4921 * config/we32k/we32k.c: Likewise.
4922 * config/sparc/sparc.c: Include "function.h".
4923 (mem_min_alignment): Test current_function rather than
4924 regno_pointer_align.
4925 * config/pa/pa.c: Likewise.
4926 (compute_frame_size): Delete declaration of
4927 current_function_outgoing_args_size.
4928 * config/arc/arc.h (current_function_varargs): Delete declaration.
4929 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
4931 * config/i370/i370.h (current_function_outgoing_args_size): Delete
4933 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
4934 current_function_uses_pic_offset_table.
4935 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
4936 of current_function_returns_pointer.
4937 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4938 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4939 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4940 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4941 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4942 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
4943 * config/m88k/m88k.c: Include "function.h"
4944 (call_used_regs, current_function_pretend_args_size,
4945 current_function_outgoing_args_size, frame_pointer_needed): Delete
4947 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
4949 * config/mips/mips.h (current_function_calls_alloca): Delete
4951 * config/mn10200/mn10200.h (current_function_needs_context,
4952 rtx_equal_function_value_matters): Delete declarations.
4953 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
4954 flag_pic): Delete declarations.
4955 * config/pa/pa.h (current_function_pretend_args_size,
4956 current_function_decl): Delete declarations.
4957 * config/pa/som.h (current_function_varargs): Delete declaration.
4958 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
4960 * config/pyr/pyr.h (current_function_pretend_args_size,
4961 current_function_args_size, current_function_calls_alloca): Delete
4963 * config/sh/sh.h (current_function_varargs): Delete declaration.
4964 * config/sparc/sparc.h (current_function_outgoing_args_size,
4965 current_function_calls_alloca, current_function_decl): Delete
4967 * config/spur/spur.h (current_function_pretend_args_size,
4968 current_function_calls_alloca): Delete declarations.
4969 * config/v850/v850.c (current_function_outgoing_args_size): Delete
4971 * config/vax/vms.h (current_function_name): Delete declaration.
4972 * gcse.c: Include "function.h".
4973 (current_function_name, current_function_calls_setjmp): Delete
4975 * haifa-sched.c: Include "function.h".
4976 (forced_labels): Delete declaration.
4978 * reg-stack.c: Likewise.
4979 * reload1.c: Likewise.
4980 * genemit.c (main): Make generated file include function.h.
4981 * genoutput.c (output_prologue): Likewise.
4983 * builtins.c (saveregs_value, apply_args_value): Delete variables.
4984 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
4985 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
4986 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
4987 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
4988 macros for some of them.
4989 (emit_filename, emit_lineno): Delete declarations.
4990 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
4991 regno_pointer_* variables through current_function.
4992 (gen_inline_header_rtx): Delete function.
4993 (save_emit_status): Delete function.
4994 (set_new_last_label_num): New function.
4995 (clear_emit_caches): New function.
4996 (restore_emit_status): Just clear last_labelnum and call
4998 (get_last_insn_anywhere): Variable sequence_stack is now accessed
4999 through macro seq_stack.
5000 (add_insn_after): Likewise.
5001 (add_insn_before): Likewise.
5002 (remove_insn): Likewise.
5003 (pop_topmost_sequence): Likewise.
5004 (in_sequence_p): Likewise.
5005 (start_sequence_for_rtl_expr): Likewise.
5006 (start_sequence): Likewise, and likewise for
5007 sequence_rtl_expr/seq_rtl_expr.
5008 (push_topmost_sequence): Likewise.
5009 (end_sequence): Likewise.
5010 (init_virtual_regs): Now takes a "struct emit_status *" argument.
5011 All callers changed. Store into that pointer instead of globals.
5012 (init_emit): Allocate emit elt of current_function.
5013 Changes for sequence_rtl_expr/sequence_stack renaming.
5014 Call clear_emit_caches instead of doing it in-line.
5015 Access regno_pointer_* variables through current_function.
5016 (init_emit_once) Don't clear sequence_stack.
5018 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
5020 (arg_pointer_save_area): Delete declaration.
5021 (finish_expr_for_function): Renamed from init_queue; no longer static.
5022 (init_expr): Don't call init_queue.
5023 (save_expr_status, restore_expr_status): Delete functions.
5024 (expand_expr): Changes to reflect new layout of struct function.
5025 Don't access current_function_check_memory_usage when current_function
5027 * expr.h (forced_labels, save_expr_regs, saveregs_value,
5028 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
5029 current_function_outgoing_args_size, current_function_arg_offset_rtx,
5030 current_function_uses_const_pool, function_call_count,
5031 current_function_uses_pic_offset_table, nonlocal_labels,
5032 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
5033 current_function_check_memory_usage, nonlocal_goto_handler_slots,
5034 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
5036 (finish_expr_for_function): Declare.
5037 * flags.h (current_function_has_nonlocal_label,
5038 current_function_has_nonlocal_goto, current_function_is_thunk,
5039 current_function_has_computed_jump): Delete declarations.
5040 * flow.c (forced_labels): Delete declaration.
5041 * function.c (current_function_pops_args,
5042 current_function_returns_struct, current_function_returns_pcc_struct,
5043 current_function_needs_context, current_function_calls_setjmp,
5044 current_function_calls_longjmp, current_function_has_nonlocal_label,
5045 current_function_has_nonlocal_goto, current_function_is_thunk,
5046 current_function_has_computed_jump, current_function_calls_alloca,
5047 current_function_contains_functions, current_function_returns_pointer,
5048 current_function_epilogue_delay_list, current_function_args_size,
5049 current_function_pretend_args_size, current_function_arg_offset_rtx,
5050 current_function_outgoing_args_size, current_function_varargs,
5051 current_function_stdarg, current_function_args_info, cleanup_label,
5052 current_function_name, current_function_uses_const_pool,
5053 current_function_instrument_entry_exit, current_function_return_rtx,
5054 current_function_uses_pic_offset_table, nonlocal_labels,
5055 current_function_internal_arg_pointer, current_function_cannot_inline,
5056 current_function_check_memory_usage, function_call_count,
5057 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
5058 nonlocal_goto_stack_level, return_label, save_expr_regs,
5059 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
5060 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
5061 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
5062 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
5063 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
5065 (push_function_context_to): Don't save them. Don't call
5066 save_storage_status, save_emit_status or save_expr_status.
5067 (pop_function_context_from): Don't restore them. Don't call
5068 restore_storage_status or restore_expr_status.
5069 (get_func_frame_size): New function.
5070 (get_frame_size): Use it.
5071 (assign_outer_stack_local): Reflect some member name changes in struct
5073 (put_reg_into_stack): Likewise.
5074 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
5076 (fixup_var_refs): Likewise.
5077 (fix_lexical_addr): Likewise.
5078 (trampoline_address): Likewise.
5079 (prepare_function_start): Clear field inlinable of current_function.
5080 (init_function_for_compilation): New function.
5081 (expand_dummy_function_end): New function.
5082 (expand_function_end): Call finish_expr_for_function.
5083 * function.h (struct emit_status): New; fields moved here from struct
5084 function and from global variables. Add accessor macros for some of
5086 (struct expr_status): Likewise.
5087 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
5088 (struct function): Add fields expr and emit, inlinable, inl_emit,
5089 original_arg_vector, original_decl_initial, inl_last_parm_insn,
5090 inl_max_label_num. Add many comments.
5091 Add accessor macros for all elts of struct function that no longer
5092 have a global variable.
5093 (cleanup_label, return_label, frame_offset, tail_recursion_label,
5094 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
5095 stack_slot_list): Delete declarations.
5096 (get_func_frame_size): Declare.
5097 (save_expr_status, restore_expr_status, save_emit_status,
5098 save_storage_status, restore_storage_status): Delete declarations.
5099 (init_virtual_regs): Declare.
5100 * output.h (current_function_pops_args,
5101 current_function_returns_struct, current_function_returns_pcc_struct,
5102 current_function_needs_context, current_function_calls_setjmp,
5103 current_function_calls_longjmp, current_function_calls_alloca,
5104 current_function_has_nonlocal_label, current_function_varargs,
5105 current_function_has_computed_jump, current_function_returns_pointer,
5106 current_function_contains_functions, current_function_args_size,
5107 current_function_pretend_args_size, current_function_stdarg,
5108 current_function_outgoing_args_size, current_function_args_info,
5109 current_function_name, current_function_return_rtx,
5110 current_function_epilogue_delay_list,
5111 current_function_uses_const_pool, current_function_cannot_inline):
5112 Delete declarations.
5113 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
5114 regno_reg_rtx): Delete declaration.
5115 (REGNO_POINTER_FLAG): Delete macro.
5116 * stmt.c (expand_goto): Changes to reflect that some fields in struct
5117 function were renamed.
5118 * stor-layout.c (save_storage_status, restore_storage_status): Delete
5120 * toplev.c: Include "function.h".
5121 (current_function_decl): Delete declaration.
5122 (compile_file): Call init_dummy_function_start and
5123 expand_dummy_function_end around some initializations that need to
5125 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
5126 Call init_function_for_compilation.
5127 * unroll.c: Include "function.h"
5128 (unroll_loop): Access regno_pointer_* variables through
5131 * tree.h (struct tree_decl): Add elt f to saved_insns member.
5132 (DECL_SAVED_INSNS): use it.
5133 (expand_dummy_function_end): Declare.
5134 (init_function_for_compilation): Declare.
5135 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
5136 that it's no longer an INLINE_HEADER.
5137 (expand_call): Likewise.
5138 * integrate.c (finish_inline): Delete function.
5139 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
5140 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
5141 args. Don't generate an INLINE_HEADER rtx, just return the arg
5142 vector. All callers changed.
5143 (save_for_inline_copying): Create a duplicate struct emit_status to
5144 hold the emit state for compiling the current function. Use this and
5145 the other new fields in struct function that are for integration
5146 instead of an INLINE_HEADER.
5147 Use memcpy instead of bcopy.
5148 Store the current struct function in DECL_SAVED_INSNS of fndecl.
5149 (save_for_inline_nocopy): Similar changes, except no new emit_status
5151 (expand_inline_function): Get information from function structure,
5152 not from an inline header rtx.
5153 (output_inline_function): Lose code to extract the necessary
5154 information from an inline header; simply put back the function
5155 structure into current_function. Clear its inlinable elt.
5156 * rtl.def (INLINE_HEADER): Delete.
5157 * rtl.h: Delete all accessors for an INLINE_HEADER.
5158 (gen_inline_header_rtx): Delete declaration.
5159 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
5160 Delete declarations.
5161 (REGNO_POINTER_ALIGN): Delete.
5162 (clear_emit_caches): Declare.
5163 (set_new_last_label_num): Declare.
5165 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
5167 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
5169 * except.c (expand_eh_region_start_for_decl): Always start a new block.
5170 * stmt.c (is_eh_region): Make sure current_function is present, too.
5172 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
5174 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
5175 for 64bit PA targets.
5177 * pa.h (SELECT_SECTION): Define.
5178 * som.h (SELECT_SECTION): Delete.
5180 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5182 * alias.c (init_alias_analysis): Wrap call to
5183 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
5185 1999-08-07 Bruce Korb <autogen@linuxbox.com>
5187 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
5188 <sys/asm.h> contains an asm comment with an apostrophe
5189 * fixinc/inclhack.sh: regen
5190 * fixinc/fixincl.x: regen
5192 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
5194 * function.c (init_function_start): Clear prologue & epilogue.
5195 (prologue_epilogue_contains): New function.
5196 * alias.c (init_alias_analysis): Use it.
5197 * rtl.h (prologue_epilogue_contains): Declare it.
5199 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
5201 * jump.c (onlyjump_p): New function.
5202 * rtl.h: Declare it.
5203 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
5204 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
5206 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
5208 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
5209 to invert loops. Simplify block scanning.
5211 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5213 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
5214 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
5216 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
5218 * config/sparc/liteelf.h: New file to support sparclite-elf target
5219 * config/sparc/t-sp86x: New file to support sparc86x targets
5220 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
5221 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
5222 * configure.in: Support above target triplets
5223 * configure: Regenerated
5225 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
5227 * fixinc/server.c (server_setup): Do not prefix function used as
5230 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
5232 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
5233 Remove fp reg alternatives.
5235 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
5237 * Makefile.in (TAROUTOPTS): Kill.
5238 (install-headers-tar): Use "xpf" for tar headerfile extraction
5239 * i370/x-oe (TAROUTOPTS): Delete.
5240 * m68k/x-apollo68 (TAROUTOPTS): Delete.
5241 * m68k/x-hp320 (TAROUTOPTS): Delete.
5242 * m68k/x-hp320g (TAROUTOPTS): Delete.
5243 * gcc.texi: Update bug reporting text.
5245 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5247 * reg-stack.c (change_stack) Fixed problem with negative array index.
5249 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
5251 * extend.texi, install.texi: Fix spelling mistakes.
5253 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
5254 (s-attrtab); No longer try to use pre-made insn-attrtab file.
5255 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
5257 * mips/t-ecoff: Likewise.
5258 * mips/t-elf: Likewise.
5259 * mips/t-mips: Likewise.
5260 * mips/t-osfrose: Likewise.
5261 * mips/t-r3900: Likewise.
5262 * mips/t-svr3: Likewise.
5263 * mips/t-svr4: Likewise.
5264 * mips/t-ultrix: Likewise.
5266 * gcc.texi: Document recommend means to provide software floating
5267 point libraries in libgcc.a
5269 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
5271 * c-lex.c (yylex): We can have a number with no digits.
5273 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
5275 * jump.c (delete_prior_computation): New function, broken
5276 out of delete_computation. Check for side effects with
5277 side_effects_p instead of FIND_REG_INC_NOTE. Handle
5278 multi-word hard registers.
5279 (delete_computation): Use it. Check for side effects with
5280 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
5281 missing REG_DEAD note for a register which is both set and
5284 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
5286 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
5287 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
5288 (ASM_FILE_START): Import _mcount with the right type.
5289 (ASM_DECLARE_FUNCTION_NAME): Define.
5290 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5291 * pa.c (output_function_prologue): Always emit the function's label
5293 * pa.h (TEXT_SPACE_P): Define.
5294 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5295 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
5296 * som.h (TEXT_SPACE_P): Delete.
5297 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
5298 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
5300 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
5302 * expr.c (emit_group_load): Allow src to be a CONCAT.
5304 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5306 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
5307 (___mulsi3): Use '!' comment character.
5309 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5311 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
5313 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
5315 * gcc.c: Update URLs and mail addresses.
5316 * gcc.texi: Likewise.
5318 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
5320 * rs6000.c (current_file_function_operand): Return zero for
5322 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
5324 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
5327 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
5329 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
5330 allocate space in the stack frame for the PIC register.
5332 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
5334 * m68k.md (xordi3, anddi3): These patterns are not available on
5337 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
5339 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
5340 (PUT_REAL): Likewise.
5342 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5344 * final.c (shorten_branches): Don't add an alignment for loops
5345 that have no label inside.
5347 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5349 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
5350 prototypes in macro HAVE_cmpstrsi.
5352 * cpplib.c (cpp_get_token): Remove unused label `op3'.
5354 * emit-rtl.c (operand_subword): Remove unused variable
5357 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
5359 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
5361 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
5363 * cpphash.c (macroexpand): Delete leading whitespace when arg
5364 is concatenated before.
5365 (unsafe_chars): Correct test for whether + and - can extend a
5368 * cppinit.c (cpp_start_read): Do dependencies for
5369 -include/-imacros files also.
5371 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
5372 tokenizing non-directive lines.
5373 (cpp_expand_to_buffer): Temporarily disable no-output mode.
5374 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
5377 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5379 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
5381 * c-lex.c: Sync with C++ frontend.
5382 (linemode): New variable.
5383 (parse_float): imag, conversion_errno, and type are output only.
5384 (yylex): Adjust. Move initial '.' case into main switch.
5386 (handle_generic_pragma): Just deal with tokens.
5387 (readescape): Use ISXDIGIT and ISGRAPH.
5388 * c-parse.in: Add END_OF_LINE token.
5390 * c-lex.c (lang_init): Generalize.
5391 (nextchar): Remove. Replace uses with UNGETC.
5392 (skip_white_space): Handle linemode here. Optimize for cpplib.
5393 (skip_white_space_on_line): Remove.
5394 (extend_token_buffer_to): New fn.
5395 (extend_token_buffer): Use it.
5396 (read_line_number, check_newline): Just deal with tokens.
5397 (token_getch, token_put_back): New fns.
5398 (yylex): Use them. More cpplib optimizations. Simplify.
5400 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5401 Jason Merrill <jason@yorick.cygnus.com>
5403 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
5404 (consume_string): Make this smart about USE_CPPLIB.
5405 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
5406 (yylex): Rewrite to be intelligent about USE_CPPLIB.
5407 Also, clean up cases where we redundantly set token_buffer[0].
5408 (read_line_number): New fn.
5409 (ignore_escape_flag): New variable.
5411 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
5413 * a29k/t-a29kbare: Fix some comments.
5414 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
5415 (FPBIT, DPBIT): Define.
5416 * a29k/t-vx29k: Likewise.
5417 * arc/t-arc: Likewise.
5418 * arm/t-arm-elf: Likewise.
5419 * arm/t-bare: Likewise.
5420 * arm/t-pe: Likewise.
5421 * arm/t-pe-thumb: Likewise.
5422 * arm/t-semi: Likewise.
5423 * arm/t-thumb: Likewise.
5424 * arm/t-thumb-elf: Likewise.
5425 * arm/t-thumb-linux: Likewise.
5426 * h8300/t-h8300: Likewise.
5427 * i960/t-i960: Likewise.
5428 * i960/t-vxworks960: Likewise.
5429 * m32r/t-m32r: Likewise.
5430 * mips/t-ecoff: Likewise.
5431 * mips/t-elf: Likewise.
5432 * mips/t-r3900: Likewise.
5433 * pa/t-pro: Likewise.
5434 * rs6000/t-aix43: Likewise.
5435 * rs6000/t-beos: Likewise.
5436 * rs6000/t-newas: Likewise.
5437 * rs6000/t-ppccomm: Likewise.
5438 * rs6000/t-rs6000: Likewise.
5439 * rs6000/t-winnt: Likewise.
5440 * rs6000/t-xnewas: Likewise.
5441 * rs6000/t-xrs6000: Likewise.
5442 * sh/t-sh: Likewise.
5443 * sparc/t-elf: Likewise.
5444 * sparc/t-sparcbare: Likewise.
5445 * sparc/t-sparclite: Likewise.
5446 * sparc/t-splet: Likewise.
5447 * v850/t-v850: Likewise.
5448 * mn10200/t-mn10200: Fix comments.
5449 * mn10300/t-mn10300: Likewise.
5451 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
5452 dummy operand. Allocate a new pseudo for the dummy operand.
5453 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
5455 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
5457 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
5459 * configure: Rebuilt.
5460 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
5462 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
5464 * recog.c (preproces_constraints): Zero recog_op_alt before
5465 processing the constraints.
5467 * arm.c (typedef minipool_node): Renamed from pool_node.
5468 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
5469 (add_minipool_constant): New function.
5470 (dump_minipool): New function.
5471 (find_barrier): Remove special case for getting the insn size of
5472 an insn that references the constant pool.
5473 (minipool_fixup): New structure.
5474 (push_minipool_barrier): New function.
5475 (push_minipool_fix): New function.
5476 (note_invalid_constants): New function.
5477 (add_pool_constant, dump_table, fixit, broken_move): Delete.
5478 (arm_reorg): Rewrite code to fix up the constant pool into a
5479 series of mini-pools embedded in the insn stream.
5480 (arm_output_epilogue): New function, made mainly from the body
5481 of output_func_epilogue.
5482 (output_func_epilogue): Move insn generation part of epilogue code
5483 to arm_output_epilogue.
5484 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
5485 * arm.md (pool_range): New attribute.
5486 (zero_extendqidi2): Add attribute pool_range.
5487 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
5488 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
5489 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
5490 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
5491 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
5492 (epilogue): New expand.
5493 (epilogue_insn): New insn. Call arm_output_epilogue.
5495 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
5496 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
5498 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
5500 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5502 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
5504 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
5506 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
5508 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
5510 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
5512 * global.c: Fix comment.
5514 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
5516 * gcc.c (access_check): New static function.
5517 (find_a_file): Use it when searching a directory list.
5518 * collect2.c (find_a_file): Don't accept directories found when
5519 searching a directory list.
5521 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
5523 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
5524 function parameters with `&'.
5525 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
5527 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
5529 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
5530 or tidy_fallthru_edge if the last insn in the block is not
5531 an unconditional jump or a simple conditional jump.
5533 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5535 * Makefile.in (c-decl.o): Depends on defaults.h.
5537 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
5539 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
5541 (CLASS_MAX_NREGS): Likewise.
5543 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
5545 * cse.c (cse_insn): Fix dumb thinko in last change.
5547 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5549 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
5552 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
5554 * dwarf2out.c (add_location_or_const_value_attribute): Correct
5555 test for sizes of passed and declared parameter types.
5557 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5559 * fixincludes: Fix the return type of bsearch, char* -> void*.
5561 * fixinc/inclhack.def: Likewise.
5563 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
5565 * invoke.texi (-fdump-translation-unit): New option.
5567 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
5569 * expr.h (PROMOTE_PROTOTYPES): Move ...
5570 * defaults.h: ... to here.
5571 * c-decl.c: Include defaults.h instead of expr.h.
5572 * c-typeck.c: Include defaults.h.
5574 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
5576 * toplev.h (errorcount): Declare.
5577 (warningcount): Likewise.
5578 (sorrycount): Likewise.
5579 * c-lex.c (errorcount): Don't declare.
5580 * dwarf2out.c (errorcount): Don't declare.
5582 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
5584 * config/libgloss.h: Add a note discouraging use with ELF.
5585 * configure.in: Don't use libgloss.h for ELF targets.
5586 Always use_collect2 on a.out targets.
5588 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
5590 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
5591 (force_to_mode, case ASHIFTRT): Add shiftrt label.
5593 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5595 * loop.c (strength_reduce): When doing biv->giv conversion, update
5596 reg note of NEXT->insn.
5598 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5600 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
5602 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5604 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
5605 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
5606 Ensure expr.h is included.
5607 * c-typecheck.c (convert_arguments): Ditto.
5609 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
5611 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
5612 * config/convex/convex.h: Ditto.
5613 * config/dsp16xx/dsp16xx.h: Ditto.
5614 * config/fx80/fx80.h: Ditto.
5615 * config/gmicro/gmicro.h: Ditto.
5616 * config/i370/i370.h: Ditto.
5617 * config/i386/i386.h: Ditto.
5618 * config/m32r/m32r.h: Ditto.
5619 * config/m68k/m68k.h: Ditto.
5620 * config/m88k/m88k.h: Ditto.
5621 * config/mips/mips.h: Ditto.
5622 * config/pa/pa.h: Ditto.
5623 * config/pyr/pyr.h: Ditto.
5624 * config/tahoe/tahoe.h: Ditto.
5625 * config/we32k/we32k.h: Ditto.
5627 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
5630 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
5632 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
5635 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
5637 1999-08-02 Richard Henderson <rth@cygnus.com>
5639 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
5640 for the register spill block.
5642 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
5643 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
5645 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
5646 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
5647 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
5649 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5651 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
5652 MAX_WCHAR_TYPE defined in sparc.h.
5653 * config/sparc/linuxaout.h: Likewise.
5654 * config/sparc/linux64.h: Likewise.
5655 Also default to -mvis if CPU is UltraSPARC.
5657 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5659 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
5660 (RTX_OK_FOR_OLO10): Likewise.
5661 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
5662 %lo(), allow it in addresses...
5663 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
5664 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
5665 does not make sense.
5666 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
5667 (sparc_output_scratch_registers): New function.
5668 (output_function_prologue, sparc_flat_output_function_prologue): Use
5670 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
5672 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
5673 * configure.in: Add check for .register pseudo-op support in as and
5674 check for offsetable %lo().
5675 * acconfig.h: Add templates for the above checks.
5676 * configure: Regenerate.
5678 1999-08-02 Richard Henderson <rth@cygnus.com>
5680 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
5681 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
5682 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
5684 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5686 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
5689 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
5691 * config/float-sparc.h: New file.
5692 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
5693 sparc-*-linux-gnu and sparc64-*-linux*.
5695 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5697 * rs6000.c (rs6000_va_list): Type is an array.
5698 (rs6000_va_start): Don't doubly adjust for varargs.
5699 (rs6000_va_arg): Evaluate long long GPR adjustment.
5701 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
5703 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
5704 -maix64 and -maix32.
5705 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
5706 LINK_SPEC): Change appropriately.
5707 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
5708 (u_short_cint_operand): Likewise.
5709 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
5711 * rs6000/t-aix43 (MULTILIB): Change to -m64.
5713 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
5715 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
5717 * rs6000/rs6000.c (num_insns_constant_wide): Correct
5719 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
5720 (non_add_cint_operand): Likewise.
5721 (logical_operand): Likewise.
5722 (non_logical_cint_operand): Likewise.
5723 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
5724 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
5725 (rs6000_select_rtx_section): Suppress warning.
5726 (small_data_operand): Suppress warning.
5727 (rs6000_got_register): Suppress warning.
5728 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
5729 type, so `J' is generally the wrong constraint for a SImode value;
5731 (andsi3_internal2): Likewise.
5732 (andsi3_internal3): Likewise.
5733 (iorsi3_internal1): Likewise.
5734 (xorsi3_internal1): Likewise.
5736 (movsf_softfloat): Likewise.
5737 (scc insns): Likewise.
5738 (movsi+2): Preserve sign bits of SImode constant.
5739 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
5740 (movdf+1): Sign-extend properly.
5741 (movdi_32+1): Sign-extend properly.
5742 (scc insns): Sign-extend properly.
5744 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
5747 1999-08-02 Richard Henderson <rth@cygnus.com>
5749 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
5751 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
5752 * alpha.md (all fp insns): Likewise.
5754 1999-08-02 Nick Clifton <nickc@cygnus.com>
5756 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
5759 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
5761 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
5762 pic_load_label generator directly.
5763 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
5764 No longer a named pattern.
5766 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
5768 * explow.c (force_reg): Call force_operand if X does not
5769 satisfy general_operand.
5771 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
5773 * fix-header.c (main): When testing for CONTINUED, use string
5774 equality, not pointer equality.
5776 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
5778 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
5780 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
5782 * cse.c (cse_insn): Fix loop which deletes insns after a jump
5783 that has become an unconditional jump.
5785 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
5786 (output_function_epilogue): Similarly.
5788 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5790 * tree.h (init_dummy_function_start): Declare.
5792 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5794 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
5795 last_expr_type, last_expr_value, block_start_count, block_stack,
5796 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
5797 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
5798 dynamically in stmt elt of struct function for each function.
5799 (struct nesting): Rename function_call_count elt to n_function_calls,
5800 target_temp_slot_level to block_target_temp_slot_level. All users
5802 (struct stmt_status): New structure definition.
5803 Add many accessor macros for stmt_status elements which previously
5804 were global variables.
5805 (init_stmt_for_function): Allocate stmt elt for current_function.
5806 Reflect that block_start_count was renamed to
5807 current_block_start_count.
5808 (save_stmt_status, restore_stmt_status): Delete functions.
5809 (preserve_subexpressions_p): Don't access loop_stack when outside
5811 (expand_start_bindings): Reflect that block_start_count was renamed to
5812 current_block_start_count.
5813 (expand_fixup): Likewise.
5814 (expand_decl): Don't access block_stack when outside a function.
5815 (expand_decl_cleanup): Likewise.
5816 (expand_dcc_cleanup): Likewise.
5817 (expand_dhc_cleanup): Likewise.
5818 (expand_anon_union_decl): Likewise.
5819 (set_file_and_line_for_stmt): New function.
5820 (in_control_zone_p): New function.
5822 * function.h (struct function): Add new elt stmt.
5823 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
5824 case_stack, nesting_stack, nesting_depth, block_start_count,
5825 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
5826 emit_lineno, goto_fixup_chain.
5827 (save_eh_status, restore_eh_status, save_stmt_status,
5828 restore_stmt_status): Delete declarations.
5829 * function.c (push_function_context_to): Don't call save_stmt_status.
5830 (pop_function_context_to): Don't call restore_stmt_status.
5831 * tree.h (in_control_zone_p): Declare.
5832 * rtl.h (set_file_and_line_for_stmt): Declare.
5834 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
5835 call set_file_and_line_for_stmt.
5837 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
5839 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
5840 Also update copyright.
5842 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5844 * c-pragma.c: Don't include "except.h".
5845 * emit-rtl.c: Likewise.
5846 * stor-layout.c: Likewise.
5848 * varasm.c: Likewise.
5850 * flow.c: Include "function.h".
5851 * tree.h (init_dummy_function_start): Declare new function.
5853 * except.h (struct eh_status): New structure.
5854 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
5856 (eh_return_stub_label, ehstack, catchstack, ehqueue,
5857 catch_clauses, false_label_stack, caught_return_label_stack,
5858 protect_list, current_function_ehc): Add accessor macros for the
5859 corresponding fields in current_function->eh; delete declarations
5860 for all items that used to be declared here.
5861 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
5862 catch_clauses, false_label_stack, caught_return_label_stack,
5863 protect_list, current_function_ehc): Delete variables.
5864 (init_eh_for_function): Allocate current_function->eh.
5865 (save_eh_status, restore_eh_status): Delete functions.
5867 * function.h (struct function): Add fields next_global and eh.
5868 Delete all exception handling related fields.
5869 * function.c (current_function): New variable.
5870 (all_functions): New variable.
5871 (push_function_context_to): Don't allocate a struct function,
5872 use current_function instead. Call init_dummy_function_start when
5873 outside a function. Clear current_function before returning.
5874 (pop_function_context_from): Restore current_function.
5875 Don't free the restored struct function.
5876 (prepare_function_start): New function.
5877 (init_dummy_function_start): New function.
5878 (init_function_start): Break out some code into prepare_function_start
5881 * stmt.c (save_stmt_status): Don't call save_eh_status.
5882 (restore_stmt_status): Don't call restore_eh_status.
5884 * Makefile.in: Update dependencies.
5886 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
5888 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
5889 of depending on a magic constant value. Update comments.
5890 (hppa_expand_prologue): Similarly.
5892 * pa.md (reload_indi, reload_outdi): Allow any register for the
5893 original reload register.
5895 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
5897 * cccp.c (print_help): Change marcos to macros.
5899 1999-07-30 Richard Henderson <rth@cygnus.com>
5901 * c-typeck.c (initializer_constant_valid_p): Move ...
5902 * c-common.c (initializer_constant_valid_p): ... here. Use
5903 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
5905 * c-common.h (initializer_constant_valid_p): Declare.
5906 * c-tree.h (initializer_constant_valid_p): Remove.
5908 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
5910 * config/i386/sol2-c1.asm: Align the stack.
5911 * config/i386/sol2-gc1.asm: Likewise.
5913 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
5915 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
5916 -Asparclite for sparc86x.
5917 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
5919 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
5921 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
5923 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
5924 the user if using the non-default arch size in BI_ARCH configuration.
5925 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
5927 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
5928 Fix patterns so that they actually match.
5929 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
5930 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
5931 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
5933 (mulsidi3): Reflect this in the expand.
5934 (smulsi3_highpart): Only on TARGET_ARCH32.
5935 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
5936 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
5937 (umulsidi3): Reflect this in the expand.
5938 (umulsi3_highpart): Only on TARGET_ARCH32.
5939 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
5940 don't require g0 to be zero.
5941 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
5942 ({,u}divsi3): New expands.
5943 ({,u}divsi3_sp64): New patterns.
5944 (after lshrdi3_v8plus): Four new patterns to help combiner
5945 optimizing nested mixed mode shifts.
5947 * config/sparc/sparc.c (sparc_override_options): Use deprecated
5948 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
5949 speed things up. Don't use them by default on plain v9 in 64bit
5950 mode, according to what SPAMv9 sais.
5952 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
5953 top 32 bits of %[og][0-7] in signal handlers.
5954 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
5956 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
5958 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
5959 (ashlsi3): Corresponding changes.
5961 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
5963 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
5965 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
5967 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5969 * arm.h (Hint): Delete macro.
5970 Substitute HOST_WIDE_INT for Hint in some prototypes.
5971 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
5973 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
5975 * builtins.c (expand_builtin_setjmp): Use force_operand to
5976 make sure that the buffer address is in a suitable form to be
5977 passed to force_reg.
5979 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
5981 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
5984 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
5986 * pa.md (indirect_jump): Remove mode from match_operand. Verify
5987 proper mode in the condition string.
5988 (icacheflush, dcacheflush): Remove modes from match_operands.
5990 * pa.c (emit_move_sequence): Always convert scratch_reg to the
5991 proper mode before using it.
5993 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
5996 * pa.c (store_reg): Do not call add_high_const generator directly.
5997 (load_reg, set_reg_plus_d): Likewise.
5998 * pa.md (add_high_const): No longer a named pattern.
6000 * pa.c (legitimize_address): Consistently use Pmode rather than
6001 SImode. Do not call gen_pic2_highpart directly anymore.
6002 * pa.md (pic2_highpart): No longer a named pattern.
6003 (pic2_lo_sum): Similarly. Reformat to make more readable.
6005 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
6010 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6012 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
6014 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
6016 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
6017 and tag the spill mems.
6018 (hppa_va_start): New.
6020 * pa.h (EXPAND_BUILTIN_VA_START): New.
6021 (EXPAND_BUILTIN_VA_ARG): New.
6023 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
6025 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
6026 and tag the spill mems.
6027 (mn10300_va_start): New.
6028 (mn10300_va_arg): New.
6029 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
6030 (EXPAND_BUILTIN_VA_ARG): New.
6032 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
6034 * mn10200.c (mn10200_va_arg): New.
6035 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
6037 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
6039 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
6040 rather than play with TREE_INT_CST_LOW.
6042 1999-07-27 Philip Blundell <pb@nexus.co.uk>
6044 * config/arm/telf.h: Include dbxelf.h.
6045 (CPP_PREDEFINES): Only define if not already defined.
6046 (ASM_IDENTIFY_GCC): Likewise.
6047 (SUBTARGET_EXTRA_SECTIONS): Likewise.
6048 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
6049 * config/arm/thumb.h (LINK_SPEC): Only define if not already
6051 (DBX_DEBUGGING_INFO): Don't define.
6052 * config/arm/linux-telf.h: New file.
6053 * config/arm/linux-tgas.h: New file.
6054 * config/arm/t-thumb-linux: New file.
6055 * config/arm/uclinux-elf.h: New file.
6056 * config/arm/uclinux-telf.h: New file.
6057 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
6058 thumb-*-uclinux): New targets.
6059 * configure: Regenerate.
6061 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
6063 * pa.md (post_store, pre_load): New expanders.
6064 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
6065 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
6066 need to directly generate RTL for them.
6067 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
6070 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
6072 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
6073 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
6074 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
6075 (secndary_reload_class): Make TARGET_ELF conditional compile.
6076 (print_operand_address): Similar.
6077 (output_toc): Print all values as hex.
6078 (get_issue_rate): Rearrange and add RS64A and PPC630.
6079 * rs6000.h (processor_type): Add RS64A and PPC630.
6080 (PROCESSOR_POWERPC64): New.
6081 (PROMOTE_MODE): Use word_mode.
6082 (RTX_COSTS): Add RS64A and PPC630.
6083 * rs6000.md (scheduling information): Add lmul and ldiv
6084 representing 64-bit integer multiply and divide. Add rs64a and
6086 (ashldi3): Add support for "rldic" instruction.
6087 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
6089 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
6091 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
6092 instead of V8 for sparclite86x in cpu_table.
6094 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6096 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
6097 output_file_directive.
6099 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
6101 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
6102 tree for op1, not the rtl.
6104 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
6106 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
6107 to m88k_va_start, leaving only the register spill.
6108 (m88k_build_va_list): New.
6109 (m88k_va_start): New.
6111 * m88k.h (BUILD_VA_LIST_TYPE): New.
6112 (EXPAND_BUILTIN_VA_START): New.
6113 (EXPAND_BUILTIN_VA_ARG): New.
6115 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
6117 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
6118 Rename from expand_builtin_saveregs.
6119 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
6121 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
6123 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
6124 for the register spill block.
6125 (i960_build_va_list): New.
6126 (i960_va_start): New.
6128 * i960.h (BUILD_VA_LIST_TYPE): New.
6129 (EXPAND_BUILTIN_VA_START): New.
6130 (EXPAND_BUILTIN_VA_ARG): New.
6131 * i960.md (store_multiple): Use change_address on individul mems.
6133 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
6135 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
6137 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
6138 (expand_builtin_va_end): Evaluate arg for side effects.
6139 * c-common.c (c_common_nodes_and_builtins): Construct a
6140 va_list_arg_type_node to handle array decomposition to pointer.
6142 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
6144 * except.c (start_dynamic_cleanup): Use force_operand on the
6147 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
6149 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
6150 * c4x.c (c4x_va_arg): New.
6152 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
6154 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
6157 1999-07-26 Nathan Sidwell <nathan@acm.org>
6159 * eh-common.h (__eh_matcher): Prototype correctly.
6161 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
6163 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
6164 (TARGET_SINGLE_PIC_BASE): Likewise.
6165 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
6167 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
6168 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
6169 (TARGET_OPTIONS): Add -mpic-register=N.
6170 (OUTPUT_INT_ADDR_CONST): New macro.
6171 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
6172 LEGITIMATE_PIC_OPERAND_P): Likewise.
6173 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
6174 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
6175 output_addr_const directly.
6176 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
6178 (thumb_pic_register, thumb_pic_register_string): Declare.
6180 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
6182 (label_mentioned_p): New function: Imported from arm.c.
6183 (legitimize_pic_address): New function: Imported from arm.c.
6184 (is_pic):New function: Imported from arm.c.
6185 (thumb_finalize_pic):New function: Imported from arm.c.
6186 (add_constant): Cope with PIC constants.
6187 (fixit): Cope with PIC constants.
6188 (output_return): Do not treat the PIC register as live if
6189 TARGET_SINGLE_PIC_BASE is true.
6190 (thumb_function_prologue): Do not treat the PIC register as live if
6191 TARGET_SINGLE_PIC_BASE is true.
6192 (thumb_expand_prologue): Do not treat the PIC register as live if
6193 TARGET_SINGLE_PIC_BASE is true.
6194 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
6195 TARGET_SINGLE_PIC_BASE is true.
6196 (thumb_print_operand): Accept '|'.
6197 (thumb_override_options): Process PIC options.
6199 * config/arm/thumb.md (movsi): Support PIC.
6200 (call_insn): Change "i" constraint to "X".
6201 (call_value_insn): Likewise.
6202 (consttable_4, consttable_8, consttable_end): Set and clear
6203 "making_const_table" as appropriate.
6204 (pic_load_addr, pic_add_dot_plus_four): New insns.
6206 * invoke.texi (Thumb Options): Fix spelling. Document new
6207 options -msingle-pic-base and -mpic-register=.
6209 1999-07-26 Andrew Haley <aph@cygnus.com>
6211 * config/m32r/initfini.c (__init): Use a full word immediate for
6212 __fini: this allows it to be placed in any memory region.
6214 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
6215 -mmodel=medium. This is OK for all memory models.
6217 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
6219 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
6220 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
6222 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
6224 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
6227 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
6229 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
6231 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
6232 (BUILD_VA_LIST_TYPE): New.
6233 (EXPAND_BUILTIN_VA_START): New.
6234 (EXPAND_BUILTIN_VA_ARG): New.
6235 * i860.c (output_delayed_branch): Disable.
6236 (output_delay_insn): Likewise.
6237 (i860_saveregs): New.
6238 (i860_build_va_list): New.
6239 (i860_va_start): New.
6241 * i860.md: Disable all peepholes using output_delayed_branch.
6242 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
6244 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
6246 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
6247 (BUILD_VA_LIST_TYPE): New.
6248 (EXPAND_BUILTIN_VA_START): New.
6249 (EXPAND_BUILTIN_VA_ARG): New.
6250 * clipper.c (clipper_builtin_saveregs): Only dump registers.
6251 Return the address of the save area.
6252 (clipper_build_va_list): New.
6253 (clipper_va_start): New.
6254 (clipper_va_arg): New.
6256 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
6258 * arc.h (EXPAND_BUILTIN_VA_START): New.
6259 (EXPAND_BUILTIN_VA_ARG): New.
6260 * arc.c (arc_setup_incoming_varargs): Set alias set of
6262 (arc_va_start): New.
6265 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
6267 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
6268 (BUILD_VA_LIST_TYPE): New.
6269 (EXPAND_BUILTIN_VA_START): New.
6270 (EXPAND_BUILTIN_VA_ARG): New.
6271 * alpha.c (alpha_builtin_saveregs): Delete.
6272 (alpha_build_va_list): New.
6273 (alpha_va_start): New.
6274 (alpha_va_arg): New.
6276 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
6278 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
6280 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
6281 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
6283 * gcc.texi: More changes related to list conversion.
6284 * invoke.texi: Likewise.
6286 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
6288 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
6289 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
6290 (expand_builtin_next_arg): Accept ARGLIST not EXP.
6291 (stabilize_va_list): New function.
6292 (std_expand_builtin_va_start): New function.
6293 (expand_builtin_va_start): New function.
6294 (get_varargs_alias_set): New function.
6295 (std_expand_builtin_va_arg): New function.
6296 (expand_builtin_va_arg): New function.
6297 (expand_builtin_va_end): New function.
6298 (expand_builtin_va_copy): New function.
6299 (expand_builtin): Call them.
6300 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
6301 __builtin_{varargs_start,stdarg_start,end,copy}.
6302 (build_va_arg): New function.
6303 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
6304 (build_va_arg): Declare.
6305 * c-decl.c (ptr_type_node, va_list_type_node): New.
6306 * c-parse.gperf (__builtin_va_arg): New.
6307 * c-parse.in (VA_ARG): New token.
6308 (unary_expr): Recognize it.
6309 * expr.c (expand_expr): Expand VA_ARG_EXPR.
6310 * expr.h (std_expand_builtin_va_start): Declare.
6311 (std_expand_builtin_va_arg): Declare.
6312 (expand_builtin_va_arg): Declare.
6313 (get_varargs_alias_set): Declare.
6314 * tree.def (VA_ARG_EXPR): New.
6315 * tree.h (BUILT_IN_VARARGS_START): New.
6316 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
6317 (ptr_type_node, va_list_type_node): Declare.
6318 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
6319 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
6320 * m88k.h, m88k.c: Likewise.
6321 * mn10300.h, mn10300.c: Likewise.
6322 * pa.h, pa.c: Likewise.
6323 * rs6000.h, rs6000.c: Likewise.
6324 * sh.h, sh.c: Likewise.
6325 * sparc.h, sparc.c: Likewise.
6327 * emit-rtl.c (operand_subword): Copy alias set.
6328 (change_address): Likewise.
6330 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
6332 * pa.c (compute_frame_size): Scan all the used callee saved registers,
6333 not just the first one.
6335 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
6337 * config/arm/arm.h (TARGET_SWITCHES): Add
6338 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
6339 (TARGET_OPTIONS): Add -mpic-register=.
6340 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
6341 (arm_pic_register_string): Declare.
6342 (NEED_PLT_GOT): Delete, replace with ...
6343 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
6344 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
6345 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
6346 * config/arm/arm.c (arm_override_options): Add new option
6348 (arm_pic_register_string): New variable.
6349 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
6350 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
6351 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
6352 (output_return_instruction): Likewise.
6353 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
6354 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
6355 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
6357 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
6358 mention of -msched-prolog. Document new options -msingle-pic-base
6359 and -mpic-register=.
6361 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
6363 * haifa-sched.c (reemit_notes): Tidy.
6364 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
6367 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
6369 * explow.c (trunc_int_for_mode): New function.
6370 (plus_constant_wide): Use it.
6371 * combine.c (simplify_and_const_int): Likewise.
6372 (merge_outer_ops): Likewise.
6373 (simplify_shift_const): Likewise.
6374 * cse.c (simplify_unary_operation): Likewise.
6375 (simplify_binary_operation): Likewise.
6376 * emit-rtl.c (operand_subword): Likewise.
6377 * rtl.h: Declare it.
6379 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6381 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
6382 (use NUM_REGS instead of NUM_INTS).
6384 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6386 * builtins.c: New file.
6387 * expr.c (saveregs_value, apply_args_value): Delete definition,
6388 moved into builtins.c.
6389 (string_constant): No longer static.
6390 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
6391 apply_args_size, apply_result_size, result_vector,
6392 expand_builtin_apply_args, expand_builtin_apply,
6393 expand_builtin_return): Delete functions, moved into builtins.c.
6394 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
6395 * expr.h (saveregs_value, apply_args_value): Declare variables.
6396 (expand_builtin, string_constant): Declare functions.
6397 * Makefile.in: Update to build builtin.o.
6399 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
6401 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
6402 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
6403 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
6404 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
6406 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
6409 1999-07-21 Michael Meissner <meissner@cygnus.com>
6411 * print-rtl.c (print_rtx): Print the names of the virtual
6414 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
6416 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
6417 introduced in previous delta.
6419 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6421 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
6422 to avoid name clash.
6424 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6426 * c-lex.c (yylex) : Correct the test for overflow when lexing
6429 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
6431 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
6432 (adjust_priority): Always call ADJUST_PRIORITY.
6433 (schedule_insn): Only put insns into the ready at cost 0.
6434 (schedule_block): Remove redundant initial sort. Give clock_var
6435 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
6437 * tm.texi (MD_SCHED_REORDER): Update docs.
6439 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
6440 * sparc.c (ultra_reorder_called_this_block): Delete.
6441 (ultrasparc_sched_init): Don't set it.
6442 (ultrasparc_sched_reorder): Don't check it.
6444 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
6446 * rs6000.h (struct rs6000_args): Add sysv_gregno.
6447 * rs6000.c (init_cumulative_args): Init sysv_gregno.
6448 (function_arg_boundary): Align DFmode.
6449 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
6450 to get fp reg and stack overflow correct.
6451 (function_arg): Likewise.
6452 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
6453 (setup_incoming_varargs): Restructure for ABI_V4; use
6454 function_arg_advance to skip final named argument.
6455 (expand_builtin_saveregs): Properly unskip the last integer arg
6456 when doing varargs. Adjust overflow location calculation.
6458 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
6459 explicitly unsigned.
6460 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
6461 (__VA_GP_REGSAVE): Similarly.
6462 (__va_longlong_p): Delete.
6463 (__va_arg_type_violation): New declaration.
6464 (va_arg): Restructure. Flag promotion errors. Align double.
6465 TFmode passed by reference.
6467 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
6468 in the HOST_BITS_PER_WIDE_INT > 32 case.
6470 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
6472 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
6474 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
6476 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
6477 * toplev.c (documented_lang_options): Add -fpreprocessed.
6478 * cpplib.h (struct cpp_buffer): Add preprocessed.
6479 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
6480 (cpp_start_read): Don't expand macros or emit an initial #line
6481 directive if -fpreprocessed.
6483 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6485 * cpplib.h (struct cpp_buffer): Added manual_pop for
6486 better C++ tokenization.
6487 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
6488 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
6489 * c-common.c (cpp_token): Make non-static.
6491 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6493 * c-common.h: New file.
6494 * c-common.c (permanent_obstack): Delete unused declaration.
6495 (c_global_trees): New array.
6496 (c_common_nodes_and_builtins): New function; split off common code
6497 from init_decl_processing in both c-decl.c and cp/decl.c.
6498 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
6499 c_global_trees and accessor macros defined in c-common.h.
6501 * c-decl.c: Delete definitions for tree nodes that were replaced by
6503 (init_decl_processing): Build void_list_node.
6504 Call c_common_nodes_and_builtins; delete code to generate the common
6506 * objc/objc-act.c (build_module_descriptor): Rename variable
6507 void_list_node to avoid clash with c-common.h.
6509 * Makefile.in: Update dependencies.
6510 * objc/Make-lang.in: Likewise.
6512 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
6514 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
6515 (UNIQUE_SECTION_P): Likewise.
6516 (UNIQUE_SECTION): Likewise.
6518 1999-07-19 Linas Vepstas <linas@linas.org>
6520 * config/i370/README: New file.
6521 * config/i370/linux.h: New file.
6522 * config/i370/mvs.h: New file.
6523 * config/i370/oe.h: New file.
6524 * config/i370/t-linux: New file.
6525 * config/i370/t-mvs: New file.
6526 * config/i370/t-oe: New file.
6527 * config/i370/x-oe: New file.
6528 * config/i370/xm-linux.h: New file.
6529 * config/i370/xm-mvs.h: New file.
6530 * config/i370/xm-oe.h: New file.
6532 * i370.c (label_node_t): Add first_ref_page, label_addr,
6533 label_first_ref, label_last_ref members.
6534 (mvs_need_base_reload): Renamed from mvs_label_emitted.
6535 (MAX_MVS_LABEL_SIZE): Define.
6536 (MAX_LONG_LABEL_SIZE): Define.
6537 (alias_node_t, alias_anchor, alias_number): New.
6538 (mvs_function_table): Reorder for EBCDIC.
6539 (ascebc, ebcasc): Unconditionally define.
6540 (i370_branch_dest, i370_branch_length): New functions.
6541 (i370_short_branch, i370_label_scan): New functions.
6542 (mvs_get_label): Renamed from mvs_add_label. Search for
6543 an existing label before creating a new one.
6544 (mvs_add_label): New function.
6545 (mvs_get_label_page): New function.
6546 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
6547 over the entire list.
6548 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
6549 (mvs_check_page) [TARGET_ELF_ABI]: New function.
6550 (mvs_add_alias, mvs_need_alias): New functions.
6551 (mvs_get_alias, mvs_check_alias): New functions.
6552 (handle_pragma): New function.
6553 (mvs_function_check): New function.
6554 (unsigned_jump_follows_p): Search harder.
6555 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
6556 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
6557 * i370.h (TARGET_VERSION): Delete.
6558 (CPP_SPEC, CPP_PREDEFINES): Delete.
6559 (mvs_label_emitted): Delete.
6560 (TARGET_EBCDIC): Delete.
6561 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
6562 (HANDLE_PRAGMA): Define.
6563 (HARD_REGNO_NREGS): Handle complex modes.
6564 (HARD_REGNO_MODE_OK): Likewise.
6565 (CLASS_MAX_NREGS): Likewise.
6566 (RET_REG): Likewise.
6567 (EXTRA_CONSTRAINT): Define.
6568 (RETURN_IN_MEMORY): True for DImode.
6569 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
6570 (FUNCTION_PROFILER): Delete.
6571 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
6572 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
6573 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
6574 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
6575 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
6576 (ASM_FILE_START): Add "RMODE ANY".
6577 (ASM_OUTPUT_EXTERNAL): Check for aliases.
6578 (ASM_GLOBALIZE_LABEL): Likewise.
6579 (ASM_OUTPUT_LABELREF): Likewise.
6580 (ASM_OUTPUT_COMMON): Likewise.
6581 (PRINT_OPERAND): Handle 'K', 'W', default.
6582 (PRINT_OPERAND_ADDRESS): New.
6583 (Lots of defines): Add support for TARGET_ELF_ABI.
6584 * i370.md (attr length): New. Define for all patterns.
6585 (*): Lots of tweeks to assembly output and constraints.
6587 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
6589 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
6590 Disable patterns performing SImode comparisons with SImode values
6591 if TARGET_POWERPC64 and instruction does not sign-extend or does
6592 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
6593 differ for signed quantities.
6594 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
6595 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
6596 (decrement_and_branch_on_count): Add 64-bit variant.
6598 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6600 * final.c (output_asm_insn): When searching for the matching string
6601 for a given dialect, don't run past the end of the list of
6602 alternatives if there are fewer alternatives in the template than
6605 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
6607 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
6608 Removed paragraph about compression of files and size limitation,
6609 duplicated in the FAQ. Use gcc-patches for posting patches.
6610 * gcc.c (main): Updated URL with bug reporting instructions to
6611 gcc.gnu.org. Removed e-mail address.
6612 * system.h (abort): Likewise.
6614 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6616 * Makefile.in (stmp-multilib-sub): Make the files extracted
6617 from $(LIBGCC1) writable.
6619 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
6621 * config/arm/aout.h: Reformat for improved readability.
6623 * config/arm/arm.h: Reformat for improved readability.
6624 Replace uses of fprintf with asm_fprintf where appropriate.
6625 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
6626 function declaration assembler actions.
6627 (NUM_INTS): New macro: Convert from bytes to words.
6628 (NUM_REGS): New macro: Compute number of registers required to
6629 hold a quanitity of tyep MODE.
6630 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
6632 (NUM_ARG_REGS): New macro: The number of argument registers
6634 (ARG_REGISTER): New macro: Compute the register number of the Nth
6636 (LAST_ARG_REGNUM): New macro: The number of the last argument
6638 (SP_REGNUM): New macro: Register number of the stack pointer.
6639 (FP_REGNUM): New macro: Register number of the frame pointer.
6640 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
6641 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
6642 CUMULATIVE_ARGS so that it counts registers not bytes.
6644 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
6646 Replace uses of fprintf with asm_fprintf where appropriate.
6647 (output_ascii_pseudo_op): Replace with version from thumb.c
6649 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
6651 * config/arm/elf.h (CPP_PREDEFINES): Replace with
6653 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
6654 (ASM_FILE_START): Emit ASM_APP_OFF.
6656 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
6658 * pa.c (compute_frame_size): Round frame according to
6659 STACK_BOUNDARY rather than a hardwired value.
6661 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
6663 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
6665 * configure: Rebuilt.
6667 * configure.in (hppa*-*-linux*): New configuration.
6668 * configure: Rebuilt.
6669 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
6670 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
6671 * pa/pa-linux.h: New file.
6672 * pa/t-linux: New file.
6673 * pa/xm-linux.h: New file.
6675 * pa.c (hppa_legitimize_address): Change references from SImode to
6676 either Pmode or word_mode as appropriate.
6677 (emit_move_sequence, store_reg, load_reg): Likewise.
6678 (set_reg_plus_d, hppa_expand_prologue): Likewise.
6679 (output_mul_insn): Likewise.
6680 * pa.h (PROMOTE_MODE): Likewise.
6681 (INITIALZE_TRAMPOLINE): Likewise.
6682 (Pmode): Define to word_mode.
6684 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
6685 value of 4. Allocate 8 bytes for each FP register save.
6686 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
6688 (hppa_expand_prologue): Likewise.
6689 * pa.h (PROMOTE_MODE): Likewise.
6690 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
6691 (FUNCTION_ARG_BOUNDARY): Likewise.
6693 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
6695 * pa.c (out_of_line_prologue_epilogue): Delete.
6696 (override_options): Remove -mspace related code.
6697 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
6698 (compute_frame_size): Only allocate space for register that
6699 actually need to be saved.
6700 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
6701 (TARGET_SWITCHES): Remove -mspace, -mno-space
6702 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
6703 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
6704 * pa/ee.asm, pa/ee_fp.asm: Delete.
6706 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
6708 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
6709 directive in column zero.
6711 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
6713 * m68k.c (output_function_prologue): Fix computation of save mask
6714 when generating PIC code.
6716 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
6718 * tree.c (build_type_attribute_variant): Move current_obstack restore
6719 after build_qualified_type call.
6721 1999-07-15 Mark Mitchell <mark@codesourcery.com>
6723 * configure.in: Use t-iris6, even with GNU LD.
6724 * config/mips/iris6gld.h: Fix typo in linker spec.
6725 * config/mips/t-iris6gld: Remove.
6727 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
6729 * rs6000.md (insv, extzv): Remove SImode dependence in named
6730 patterns. Explicitly generate DImode RTL if PowerPC64 and
6732 (insvdi): Reverse start and size in instruction template.
6734 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
6736 * invoke.texi: Typo fixes.
6738 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
6740 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
6741 handle at this time instead of silently generating incorrect code.
6742 (gen_imagpart): Likewise.
6744 * reload.c (find_reloads): Emit a USE for a pseudo register without
6745 a hard register if we could not create an optional reload for the
6748 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6750 * c-typeck.c (output_init_element, process_init_element):
6751 When advancing constructor_unfilled_fields for a RECORD_TYPE,
6752 check for nameless bit fields.
6754 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
6756 * regclass.c (scan_one_insn): Notice subregs that change the
6757 size of their operand.
6758 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
6760 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
6762 * configure.in (alpha*-*-*): Include alpha/t-ieee.
6763 * configure: Rebuilt.
6764 * alpha/t-ieee: New file.
6766 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
6768 * rs6000.c (find_addr_reg): Do not select r0 as an address
6771 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
6773 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
6775 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
6777 * rs6000.md (movsf): Do not force easy FP constants into memory.
6779 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
6780 immed_double_const to ensure they are properly truncated then
6783 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
6785 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
6786 always unless NO_DEBUG is used. Compile this code
6788 (replace_symbols_in_block): Compile it unconditionally.
6790 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
6792 * configure.in (i?86-*-elf*): New target.
6793 * configure: Rebuilt.
6794 * i386/i386elf.h, i386/t-i386elf: New files.
6796 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
6798 * toplev.c (main): Don't complain about saying -gdwarf.
6799 (rest_of_compilation): Remove redundant code.
6801 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
6803 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
6805 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
6807 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
6808 "Li960R:", to avoid name clash.
6810 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6812 * loop.c (check_dbra_loop): When reversing a loop, delete all
6813 REG_EQUAL notes referencing the reversed biv except those which are
6814 for a giv based on it.
6816 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
6818 * version.c: Drop "gcc-" prefix from version #.
6820 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
6822 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
6823 the label if we're being verbose.
6825 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
6827 * m68k.c (output_function_prologue): Add pic register to mask
6828 if live and flag_pic.
6829 (output_function_epilogue): Likewise.
6831 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
6833 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
6834 directives in column zero.
6836 * pa/elf.h (ASM_FILE_START): Define.
6837 * pa/som.h (ASM_FILE_START): Include .level directives.
6838 * pa/hpux10.h (ASM_FILE_START): Delete.
6839 * pa/hpux11.h (ASM_FILE_START): Delete.
6841 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
6843 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6845 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
6846 when reload_out equals reload_in.
6848 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
6850 * invoke.texi (Spec Files): New node: Describe the contents of
6853 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
6855 * invoke.texi (DEC Alpha Options): Put @end table at
6856 beginning of line, to avoid confusing texi2html.
6858 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
6860 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
6861 introduced in previous delta.
6863 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6865 * reload1.c (gen_reload): When synthesizing a 3 operand add
6866 sequence, improve test for when to reload OP1 into the reload
6867 register instead of OP0.
6869 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
6871 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
6873 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
6875 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
6878 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
6880 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
6881 (va_dcl): Use __builtin_va_alist_t.
6883 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
6885 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
6886 on the permanent_obstack.
6887 * dwarfout.c (output_type): Likewise.
6889 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
6891 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6892 Merged from c-typeck.c and cp/typeck.c.
6893 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6894 Merged into c-common.
6896 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
6898 * c-lex.c (errorcount): Declare it.
6899 (finish_parse): Update errorcount when using CPPLIB.
6901 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
6903 * fixinc/inclhack.def(end_else_label): Double the backslash so
6904 sed gets a chance to see it.
6905 * fixinc/inclhack.sh: regen
6906 * fixinc/fixincl.x: regen
6908 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
6910 Add framework to support armv5 architecture when it becomes
6913 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
6914 (arm_arch5): New variable.
6915 (all_architectures): Add armv5 line.
6916 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
6917 -march=armv5 is specified on the command line.
6918 (arm_arch5): Export this variable.
6919 * invoke.texi: Document new string accepted by -march= switch for
6922 * config/arm/arm.h: Replace use of constant 12 as a register
6923 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6924 * config/arm/arm.c: Replace use of constant 12 as a register
6925 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
6927 * config/arm/elf.h: Tidy up.
6928 * config/arm/coff.h: Tidy up.
6930 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
6932 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
6933 * gcc/config/mips/t-iris6gld: New file.
6934 * gcc/config/mips/iris6gld.h: Likewise.
6936 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
6938 * c-decl.c (widest_integer_literal_type_node,
6939 widest_unsigned_literal_type) : New.
6940 (init_decl_processing): Handle/use the two new types.
6941 * c-common.c (type_for_size,type_for_mode) : Same.
6942 * c-lex.c (yylex) : Same.
6943 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
6945 * c-tree.h (widest_integer_literal_type_node,
6946 widest_unsigned_literal_type) : New.
6948 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
6950 * dwarfout.c (field_byte_offset): Correctly compute the object's
6951 byte offset for the first bit of a field which crosses an alignment
6952 boundary on a !BYTES_BIG_ENDIAN target.
6954 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
6956 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
6959 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
6960 Jeff Law <law@cygnus.com>
6962 * ginclude/varargs.h (va_dcl): Use word_mode for type of
6965 * except.c: Include intl.h.
6966 (expand_eh_return): Set current_function_cannot_inline.
6967 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
6968 * function.h (struct function): Add eh_return_stub_label.
6969 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
6970 * Makefile.in (except.o): Depend on intl.h.
6972 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
6974 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
6975 same as offsettable in cases 1 and 2.
6977 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
6979 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
6980 (extlh, extwh): Likewise.
6982 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
6984 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
6986 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
6988 * configure.in: Add arm-pe and thumb-pe targets.
6989 * configure: Regenerate.
6991 * thumb.c (arm_naked_function_p): New function: Determines if
6992 a function is naked (has no gcc generated prologue/epilogue).
6993 (is_called_in_ARM_mode): Return true if the func has the
6994 interfacearm attribute.
6995 (output_return): Do not generate a return for naked functions.
6996 (thumb_function_prologue): Do not generate a prologue for
6998 (thumb_expand_prologue): Do not generate a prologue for naked
7000 (thumb_expand_epilogue): Do not generate an epilogue for naked
7002 (arm_valid_machine_decl_attribute): New function, copied from
7003 arm.c: Permit naked and interfacearm attributes.
7005 * config/arm/pe.c: New file: Support code for arm-pe target.
7006 * config/arm/pe.h: New file: Header file for arm-pe target.
7007 * config/arm/tpe.h: New file: Header file for thumb-pe target.
7008 * config/arm/t-thumb-pe: New file: Makefile fragment for
7011 1999-07-01 Mark Kettenis <kettenis@gnu.org>
7013 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
7014 -fPIC or -fpic is specified.
7016 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
7018 * expr.c (emit_block_move): Use copy_to_mode_reg for
7019 !TARGET_MEM_FUNCTIONS case too.
7021 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
7023 * configure: Rebuilt.
7024 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
7025 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
7026 definitions made redundant by dbxelf.h inclusion. Delete
7027 lots of definitions related to assembly output that are
7028 specific to the SOM object format.
7029 * pa.c (output_function_prologue): Do not emit the function's
7031 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
7032 * pa-pro.h: Deleted.
7033 * som.h: New file with SOM specific definitions.
7034 * elf.h: New file with ELF specific definitions.
7036 * elfos.h (const_section): Output a tab before assembler directives.
7037 (ctors_section, dtors_section): Likewise.
7038 (ASM_OUTPUT_SECTION_NAME): Likewise.
7040 * pa/pa1.h: Delete unused file.
7042 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
7044 * configure.in (hppa*-hp-hpux11*): New configuration.
7045 * configure: Rebuilt.
7046 * pa/pa-hpux11.h: New file.
7047 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
7050 * mips.md (leasi, leadi): New patterns.
7052 * expr.c (emit_block_move): Properly handle case where one of the
7053 block move arguments has a queued increment or decrement.
7054 (clear_storage): Similarly. Fix formatting goof.
7056 1999-06-28 "David O'Brien" <obrien@NUXI.com>
7058 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
7059 semicolon from the BSD VA_LIST replacement expression.
7061 * fixinc/inclhack.sh: regen
7062 * fixinc/fixincl.x: regen
7064 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
7065 now use the fixincl program.
7067 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
7069 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
7070 case. Also make the PIC register call_used.
7072 * m68k.h (FINALIZE_PIC): Delete.
7073 * m68k.c (finalize_pic): Delete.
7075 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
7077 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
7080 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
7082 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
7084 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
7086 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
7088 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
7090 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
7092 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
7094 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
7096 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
7098 * rs6000.c (output_toc): Always use hex values for floating-point
7099 constants. Store single-precision values in upper-half of TOC
7100 entry in 64-bit mode.
7101 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
7102 to final constraints.
7103 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
7104 (fctiwz): Improve accuracy of RTL for pattern.
7106 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
7108 * expr.c (expand_expr): Allow RTL_EXPR's through the
7109 MAX_INTEGER_COMPUTATION_MODE checks.
7111 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
7113 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
7114 such that MASK_SUPPORT_ARCH is not negative.
7116 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
7118 * loop.c (verify_dominator): Properly handle ADDR_VEC and
7119 ADDR_DIFF_VEC insns that appear inside loops.
7121 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
7122 Jeff Law <law@cygnus.com>
7124 * rs6000.md (movdf_hardfloat32): Revert previous patch.
7125 Handle LO_SUM the same as offsettable in cases 1 and 2.
7126 * rs6000.c (find_addr_reg): Revert previous patch.
7128 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
7130 * system.h (strstr): New external function declaration.
7131 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
7132 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
7133 * config.in, configure: Rebuilt.
7135 1999-06-24 Tom Tromey <tromey@cygnus.com>
7137 * gcc.c (main): Read user-specified specs files after computing
7138 additional startfile_prefixes.
7140 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
7142 Revert these two patches:
7144 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7145 * loop.c (strength_reduce): When doing biv->giv conversion, update
7146 reg note of NEXT->insn.
7148 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7149 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7151 (recombine_givs): Set ix field after sorting.
7153 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7155 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
7156 for the parts of an UNSPEC / UNSPEC_VOLATILE.
7158 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
7160 *fixinc/inclhack.def: Add fix development commentary
7161 (read_ret_type): reactivate and add selection clause
7162 (zzz_*): tweak output file name to match what is used in hackshell.tpl
7163 *fixinc/{fixincl.x|inclhack.sh}: regen
7165 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
7167 * expr.c (expand_expr): STRIP_NOPS before checking against
7168 MAX_INTEGER_COMPUTATION_MODE
7169 (check_max_integer_computation_mode): Likewise.
7171 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
7173 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
7175 1999-06-22 Jim Wilson <wilson@cygnus.com>
7177 * expr.c (store_expr): When target is a promoted subreg, return a
7178 promoted subreg as a result.
7180 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
7182 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
7184 (dwarf2out_define): Mark unused parameters appropriately.
7185 (gen_unspecified_parameters_die): Ditto.
7186 (gen_subprogram_die): Fix signed/unsigned warnings.
7187 (gen_variable_die): Ditto.
7189 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
7191 * fixinc/inclhack.def(end_else_label): combined else_label
7192 and endif_label and fixed the sed expression.
7193 *fixinc/{fixincl.x|inclhack.sh}: regen
7195 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
7197 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
7198 'x' when handling non-offsettable addresses
7200 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
7202 * final.c (shorten_branches): Don't try to split an insn that has
7205 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
7207 * config/mips/mips.c (symbolic_expression_p): New function.
7208 (mips_select_rtx_section): Put symbolic expressions in the
7209 data section, not the read-only data section.
7211 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
7213 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
7215 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
7217 * collect2.c (main): Log frame table count.
7218 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
7219 (scan_prog_file) [COFF]: Handle frame tables.
7221 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
7222 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
7223 * alpha/elf.h: Undef them again.
7224 * alpha/vms.h: Remove their definitions.
7226 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7228 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
7229 remove the clobber of r0 and change the REG_UNUSED note to
7232 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
7234 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
7235 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
7236 fits in HOST_WIDE_INT and one uses union to access a long constant
7239 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
7241 * sparc.c (sparc_override_options): Don't allow profiling for
7242 code models other than medlow.
7243 (sparc_function_profiler): New function from old FUNCTION_PROFILER
7244 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
7245 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
7246 (sparc_block_profiler): Likewise.
7247 (sparc_function_block_profiler_exit): Likewise.
7248 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
7249 (FUNCTION_BLOCK_PROFILER): Likewise.
7250 (BLOCK_PROFILER): Likewise.
7251 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
7252 (MCOUNT_FUNCTION): New.
7253 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
7254 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
7255 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
7256 (MCOUNT_FUNCTION): New.
7257 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
7258 (BLOCK_PROFILER): Delete.
7259 (MCOUNT_FUNCTION): New.
7261 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
7263 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
7265 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
7267 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7270 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7273 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7276 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7279 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
7281 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
7284 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
7286 * i386/djgpp.h (LIB_SPEC): New.
7287 (STARTFILE_SPEC): New.
7289 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
7291 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
7293 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
7296 * system.h (WSTOPSIG): New macro.
7298 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
7300 * c-pragma.c (push_alignment): Don't ignore alignments greater than
7302 (insert_pack_attributes): Take into account member natural
7305 * i386/winnt.c (exports_head): New static variable.
7306 (i386_pe_record_exported_symbol): New function.
7307 (i386_pe_asm_file_end): Use.
7308 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
7309 symbols to be emitted at end of assembly.
7310 (ASM_DECLARE_OBJECT_NAME): Likewise.
7311 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7313 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
7316 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
7318 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
7321 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
7323 * haifa-sched.c (sched_analyze_1): Use free_list instead of
7324 zapping reg_last_uses directly.
7325 (sched_analyze_2, sched_analyze_insn): Likewise.
7326 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
7328 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
7330 * rs6000.md (movdf_hardfloat32): Use worst case insn length
7331 attributes for cases 1 and 2.
7333 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
7335 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
7338 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
7340 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
7342 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
7344 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
7345 PIC_OFFSET_TABLE_REGNUM for general alloaction.
7346 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
7347 must be stacked if it is used for PIC accesses.
7348 * arm.c (use_return_insn): Handle PIC register specially.
7349 (output_return_instruction): Likewise.
7350 (output_func_{prologue,epilogue}): Likewise.
7351 (output_expand_prologue): Likewise.
7353 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
7354 (*strsi_predec): Renamed from *strqi_predec.
7355 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
7356 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
7358 * arm.c (arm_override_options): Remove warning about PIC code
7359 not being supported.
7361 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
7363 * rs6000.c (find_addr_reg): New function.
7364 * rs6000.h (find_addr_reg): Declare.
7365 (offsettable_addr_operand): Delete.
7366 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
7367 from and stores to GPRs.
7369 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
7371 * alpha.c (alpha_expand_block_move): Use get_insns rather than
7372 gen_sequence as argument to emit_no_conflict_block.
7374 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7376 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
7377 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
7378 *fixinc/fixincl.x: regen
7379 *fixinc/inclhack.sh: regen
7381 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
7383 * added support for -mpcrel (PC relative addressing for m68k)
7384 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
7385 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
7386 * m68k.c (print_operand_address): Handle 32-bit PIC case.
7387 (comments for general_src_operand): Add some explanation
7388 about EXTRA_CONSTRAINTS.
7389 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
7390 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
7391 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
7392 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
7393 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
7394 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
7395 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
7397 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
7398 * m68k.h (TARGET_PCREL): New target flag.
7399 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
7400 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
7401 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
7402 contains a SYMBOL_REF. Relax this constraint during reload, since
7403 we want to use the predicates, not reload's built-in concept of a
7404 valid memory address, to control what insns need reloading.
7405 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
7406 operands (essentially 'g', 'm', and 's' under normal circumstances).
7407 * m68k.c (print_operand): Cause printing of pc-relative addresses
7408 to include pc register.
7409 (print_operand_address): Ditto.
7410 (general_src_operand): Accept operands that are not only
7411 general_operands, but are also valid when used as a pc-relative
7413 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
7414 (memory_src_operand): Similar, for memory_operands.
7415 (pcrel_address): New predicate to accept the special case of a
7416 pc-relative address.
7417 * m68k.md (many patterns): Rewrite common SImode, HImode, and
7418 QImode insns to accept *_src_operand instead of *_operand where
7419 pc-relative operands can fit. For example, a pc-relative operand
7420 can be used as a memory source operand for addsi3, but not as a
7422 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
7424 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
7426 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
7427 .thumb_set pseudo op to mark aliases of thumb functions.
7429 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
7431 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
7432 preference to ASM_OUTPUT_DEF, if it is defined.
7434 * tm.texi: Document new, optional target macro
7435 ASM_OUTPUT_DEF_FROM_DECLS.
7437 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7439 * fixincludes: ISCNTL patch
7440 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
7441 (dgux_int_varargs): new for DG/UX
7442 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
7444 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
7446 * invoke.texi (ia32 options): Fix typo.
7448 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7450 * loop.c (strength_reduce): When doing biv->giv conversion, update
7451 reg note of NEXT->insn.
7453 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
7455 * loop.c (move_movables): Note issues with replacing REGs with
7457 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
7459 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
7461 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
7463 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
7464 the reference to `mcount' was not correct for the ELF on FreeBSD.
7466 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7468 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7471 (recombine_givs): Set ix field after sorting.
7473 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
7475 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
7476 to safe to extract a subword out of a REG.
7478 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7480 * sh.md (mulsi3): Don't add a no-op move at the end.
7482 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7484 * cse.c (cse_insn): Don't put hard register source into tables for
7485 the last insn of a libcall.
7487 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7489 * loop.c (strength_reduce): Insert sets of derived givs at every
7490 biv increment, even if it's the only one.
7492 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7494 * dwarfout.c (add_incomplete_type): New fn.
7495 (output_type): Call it.
7496 (retry_incomplete_types): New fn.
7497 (dwarfout_finish): Call it.
7499 From Eric Raskin <ehr@listworks.com>:
7500 (output_type): Output types for bases.
7502 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7504 * mips.c (mips_output_conditional_branch): Add `break'
7505 between `default' label and `close braces'.
7507 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
7509 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
7510 specifications and make it realistic.
7511 (LIB_SPEC): Likewise.
7513 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
7515 * config/mips/mips.c (mips_secondary_reload_class): Check for
7516 (PLUS (SP) (REG)) and return appropriate register class.
7517 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
7518 Handle (PLUS (SP) (REG)).
7519 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
7520 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
7521 of emit_insn for tablejump.
7523 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
7525 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
7526 asm_fprintf format string by itself.
7527 (output_function_profiler): Likewise.
7529 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
7531 * combine.c (simplify_logical, case AND): Only call
7532 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
7533 or the constant is positive.
7535 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
7537 * configure.in: Fix typo in rs6000-ibm-aix4 case.
7538 * configure: Regenerate.
7540 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
7542 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
7543 require a sub-version #.
7544 * configure: Rebuilt.
7546 1999-06-14 Robert Lipe (robertlipe@usa.net)
7548 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
7550 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
7552 * c-typeck.c (process_init_element): Detect excess elements in
7553 char array initializer.
7555 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7557 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
7559 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7561 * invoke.texi (Option Summary): Add -fpermissive flag.
7563 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
7565 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
7566 that require PIC code sequences.
7568 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
7570 * configure.in: Add new target: thumb-elf.
7571 * configure: Regenerate.
7572 * config/arm/t-thumb-elf: New file: Makefile fragment for
7574 * config/arm/telf.h: New file: Header file for thumb-elf
7577 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
7579 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
7580 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
7581 initializers is some circumstances.
7583 * fixinc/inclhack.def (endif_label): Add additional selector for
7584 more bogus stuff after #endif statements.
7585 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
7587 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
7589 * i386/cygwin.h (SET_ASM_OP): Define.
7591 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
7593 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
7595 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7597 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
7600 * sh.md (ic_invalidate_line_i): Remove second alternative.
7602 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7604 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
7605 test for the presence of valid prototypes. Delete bypass expr.
7606 (ioctl_fix_ctrl): Correct the selection expression.
7607 (no_double_slash): Correct quoting rules
7608 *fixinc/fixincl.x: regen
7609 *fixinc/inclhack.sh: regen
7611 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
7613 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
7615 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7617 * rs6000.md (movsi_got_internal_mem): Delete.
7618 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
7619 (GOT_TOC_REGNUM): Delete.
7620 (PIC_OFFSET_TABLE_REGNUM): Define.
7621 (FINALIZE_PIC): Disable.
7622 * rs6000.c (rs6000_got_register): New code for fixed pic register.
7623 (rs6000_replace_regno): Delete.
7624 (rs6000_finalize_pic): Likewise.
7625 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
7627 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7629 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
7630 is a note; use <= for the compare; advance P while it is
7633 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
7635 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
7636 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
7638 * varasm.c (remove_from_pending_weak_list): Verify t->name
7639 is non-NULL before passing it to strcmp.
7641 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7643 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
7644 the typed arguments are not part of a comment
7645 (ioctl_fix_ctrl): Added a purpose comment
7646 *fixinc/fixincl.x: regenerate
7647 *fixinc/inclhack.sh: regenerate
7649 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7651 * invoke.texi: Add C4x invocation docs.
7653 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7655 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
7657 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
7659 (c4x_legitimize_reload_address): New function.
7660 * config/c4x/c4x.md: Update docs.
7662 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
7664 * fixincludes: Avoid removing '.'.
7665 * fixinc/fixinc.svr4: Likewise.
7666 * fixinc/fixinc.winnt: Likewise.
7667 * fixinc/inclhack.tpl: Likewise.
7668 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
7670 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7672 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
7674 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
7676 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
7678 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
7681 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
7683 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
7684 * configure: Regenerate.
7686 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
7688 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
7691 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
7693 * fixinc/inclhack.def (avoid_bool): Also catch
7694 "typedef [unsigned] int bool".
7695 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7697 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
7698 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
7699 * configure: Rebuilt.
7701 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
7703 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
7704 such that we can override its definitions if necessary.
7705 (CPP_SPEC): New define. Support processor specific predefines via
7707 (CC1_SPEC): New define. Support processor specific compiler
7708 options via %(cc1_cpu).
7709 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
7712 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7714 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
7715 between sed's -e flag, and the open-quote following it.
7716 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
7718 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
7719 Jeffrey A Law (law@cygnus.com)
7721 * varasm.c (assemble_start_function): Remove the function
7722 from the pending weak decls list when we define a function.
7723 (assemble_variable): Similarly for variables.
7724 (weak_finish): Ignore items on the list with a NULL name.
7725 (remove_from_ending_weak_list); New function to "remove" an item
7726 from the pending weak declarations list.
7728 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
7730 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
7732 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
7734 * c-lex.c (GETC): Redefine to call getch.
7735 (UNGETC): Redefine to call put_back.
7736 (putback_buffer): New structure type.
7737 (putback): New static structure.
7738 (getch): New function.
7739 (put_back): New function.
7740 (yylex): Replace unused bytes from bad multibyte character.
7742 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
7744 * cpplib.c (do_define): Cast `alloca' return value.
7745 (do_include, do_undef, do_pragma): Likewise.
7746 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
7748 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
7749 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
7751 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
7753 * sparc.md (abstf2): This should be an expand.
7754 (split after abstf2_notv9): Fix mode.
7755 (abstf2_hq_v9): New pattern.
7756 (abstf2_v9): Only use when no hard quad.
7757 (absdf2_v9): Fix if target is not the same as source.
7758 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
7759 Add correct output constraints.
7761 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
7763 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
7764 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
7766 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
7768 * mips.h (mips_output_conditional_branch): New function.
7769 (mips_adjust_insn_length): Likewise.
7770 (ASSEMBLER_SCRATCH_REGNUM): New macro.
7771 (ADJUST_INSN_LENGTH): Likewise.
7772 * mips.c (print_operand): Add `F' and `W' for floating-point
7774 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
7776 (mips_adjust_insn_length): New function.
7777 (mips_output_conditional_branch): New function.
7778 * mips.md (length): Adjust attribute definition to handle
7779 conditional branches. Change lengths to bytes, rather than
7780 instructions throughout. Remove length attribute from
7781 instructions whose length is four bytes, and rely on the default
7783 (dslot): Fix typo in comment.
7784 Reword conditional branch patterns to use
7785 mips_output_conditional_branch.
7787 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7789 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
7790 (LIB_SPEC): Likewise.
7791 Link with -lprof1_r for -g/-pg.
7793 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
7795 * loop.c (check_dbra_loop): Fix change of Jan 19.
7797 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
7799 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
7800 (STARTFILE_SPEC): Define, override the svr4.h version.
7801 (ENDFILE_SPEC): Likewise.
7803 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
7805 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
7806 * fixinc/fixincl.x: Regenerated.
7807 * fixinc/inclhack.sh: Regenerated.
7809 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7811 * sh.c (barrier_align): Don't return early for normal branch/barrier
7812 when optimizing for SH2.
7814 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
7816 * i386/udk.h (LINK_SPEC): Correct linker search path for
7819 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7821 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
7822 (braf_label_ref_operand): Delete.
7823 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
7824 * sh.md (casesi_jump_2): Operand1 is now the inside of a
7825 label_ref, and has no predicate.
7826 The patten has a predicate to guard against invalid substitutions.
7827 (dummy_jump): Delete.
7828 (casesi): Update use of casesi_jump_2.
7830 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7832 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
7833 *fixinc/fixincl.x: regenerate
7834 *fixinc/inclhack.sh: regenerate
7836 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
7838 * dwarf2out.c (add_incomplete_type): New fn.
7839 (gen_struct_or_union_type_die): Call it.
7840 (retry_incomplete_types): New fn.
7841 (dwarf2out_finish): Call it.
7843 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
7845 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
7846 current block starts with a CODE_LABEL and ends with a CALL and
7847 we can not find all the argument setup instructions for the CALL.
7849 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
7852 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
7853 something is a candidate for optimize_bit_field_compare.
7855 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7857 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
7859 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
7861 * alpha.c (override_options): Thinko in last patch.
7863 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
7864 (LIB_SPEC): Recognize -pthread.
7866 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
7868 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
7869 definition in config/arm/coff.h
7870 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
7872 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
7874 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
7875 fixes that need "file=xxx\n" prepended before invocation
7876 (start_fixer - new): starting the fixer process is complex enough
7877 to warrent its own routine. It prepends the "file=xxx\n" stuff.
7878 (process): uses the new routine; omit usage of putenv()
7879 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
7880 * fixinc/fixincl.x: regenerate
7882 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
7884 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
7885 and version #s (1.1 -> 2.96) as needed.
7886 * README.g77: Kill way out of date file in the toplevel directory.
7888 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
7890 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
7891 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
7892 * configure: Rebuilt.
7893 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
7894 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
7895 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
7896 (SWITCH_TAKES_ARG): Likewise.
7897 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
7898 * config/t-freebsd: Moved from config/i386/ so it can used for all
7901 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
7903 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
7905 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
7907 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
7908 * configure: Rebuilt.
7910 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
7912 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
7913 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
7914 * rs6000/rs6000.c (rs6000_file_start): Use putc.
7915 (rs6000_output_load_toc_table): Same.
7916 (output_prolog, output_mi_thunk): Same.
7917 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
7918 (ASM_GLOBALIZE_LABEL): Use putc.
7920 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
7922 * alpha.md (reload_*_help): New patterns and splitters.
7923 (reload_*): Use them.
7924 (mov[qh]i): Likewise.
7926 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
7928 * cccp.c (handle_directive): Handle backslash-newlines in quoted
7931 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
7933 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
7935 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
7937 * flow.c (mark_regs_live_at_end, insn_dead_p,
7938 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
7939 and HARD_FRAME_POINTER_REGNUM special treatment if reload
7940 hasn't run or the frame pointer is needed.
7941 * haifa-sched.c (attach_deaths): Likewise.
7942 * sched.c (attach_deaths): Likewise.
7944 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
7946 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
7947 calculate_can_reach_end returns nonzero.
7949 * configure.in (native gas tests): Search for an assembler in the
7950 same manner that the installed compiler will.
7951 * configure: Rebuilt.
7952 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
7954 * alias.c (find_base_term): Improve handling of addresses
7955 constructed from binary operations.
7957 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
7959 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
7961 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
7963 * function.h (cleanup_label, frame_offset): Declare.
7964 (tail_recursion_label, tail_recursion_reentry): Likewise.
7965 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7966 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
7967 (tail_recursion_label, tail_recursion_reentry): Likewise.
7968 (arg_pointer_save_area, rtl_expr_chain): Likewise.
7970 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
7972 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
7974 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
7975 (MAX_OFILE_ALIGNMENT): Define.
7977 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
7979 * fixincl.c: Replace local include scheme with #includes of
7980 gansidecl.h and system.h.
7981 * procopen.c: Likewise.
7982 * server.c: Likewise.
7984 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
7986 * i386/t-dgux (EXTRA_PARTS): Add crti.o
7987 (crti.o): Add build rule and dependencies.
7988 * fixinc/fixinc.dgux: Use modified _int_varargs.h
7990 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7992 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
7993 (LIB_LINUX_SPEC): Likewise.
7994 (LIB_LINUX_SPEC): Add support for -pthread
7995 (CPP_OS_LINUX_SPEC): Likewise.
7996 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
7999 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
8001 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
8003 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
8004 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
8005 for IEEE math and CC_FCOMI.
8006 (put_jump_code): No IEEE if CC_FCOMI is set.
8008 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8010 * fold-const.c (fold_truthop): Make the field reference unsigned
8011 when converting a single bit compare.
8013 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8015 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
8017 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
8019 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
8020 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
8023 * reload.c (push_reload): Do not call remove_address_replacements
8024 when presented with identical optional reloads.
8026 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
8028 * alpha.h (MASK_FIX, TARGET_FIX): New.
8029 (MASK_*): Reorganize constants.
8030 (CPP_AM_FIX_SPEC): New.
8031 (TARGET_SWITCHES): Add FIX.
8032 (EXTRA_SPECS): Likewise.
8033 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
8034 (SECONDARY_MEMORY_NEEDED): Likewise.
8035 (REGISTER_MOVE_COST): Likewise.
8036 * alpha.c (override_options): Add FIX support. Always use
8037 ALPHA_TP_PROG for ev6.
8038 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
8039 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
8040 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
8042 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
8044 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
8045 something is a candidate for optimize_bit_field_compare.
8047 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
8049 * gcc.texi (Passes): Document branch-shortening.
8050 * invoke.texi (Debugging Options): Document the fact that `-dp'
8051 outputs length information for instructions.
8053 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
8055 * flow.c: Revert previous delta.
8057 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
8059 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
8060 FRAME_POINTER_REGNUM.
8061 (mark_set_1): Ditto.
8062 (mark_used_regs): Ditto.
8064 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
8066 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
8067 (GOT_PCREL): New macro. Define to 1 if not already defined.
8068 * arm/elf.h (GOT_PCREL): Define to 0.
8069 * arm.c (arm_finalize_pic): Take into account the setting of
8072 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
8074 * output.h (STRIP_NAME_ENCODING): Provide default definition.
8075 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
8077 * flow.c (mark_set_1): Do not record BLKmode stores as dead
8078 store elimination candidates.
8080 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
8082 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
8085 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
8087 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
8088 Add use of x-aix41-gld.
8090 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
8092 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
8093 (ASM_OUTPUT_DESTRUCTOR): Define.
8095 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
8097 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
8098 last CODE_LABEL in a loop if we have previously passed a jump
8099 to the top of the loop.
8101 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
8103 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
8104 applying Philip's patch.
8106 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
8108 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
8111 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
8113 * loop.c (strength_reduce): Grow reg_single_usage as needed.
8115 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
8117 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
8118 Also remove a useless comment.
8120 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
8122 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
8124 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
8126 * collect2.c (main): Only generate import or export file and add
8127 to link arguments if non-empty. Use xmalloc not alloca.
8128 (write_{export,import}_file): Delete.
8129 (write_aix_file): New function.
8130 (locatelib): Use xmalloc not malloc.
8131 (GCC_OK_SYMBOL): Do not check type if aix64.
8133 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
8135 Based on patch by Scott Bambrough and Pat Beirne:
8136 * config/arm/arm.c (making_const_table): New variable.
8137 * config/arm/arm.h (making_const_table): Declare.
8138 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
8140 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
8141 Keep track of when we are building the constant table.
8143 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
8145 * config/arm/arm.c (arm_override_options): Fix erroneous warning
8148 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
8150 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
8153 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
8155 * tm.texi (FUNCTION_ARG): Correct description of a stack element
8158 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
8160 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
8162 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8164 * rs6000.c (output_mi_thunk): Enable full support again.
8166 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8168 * sh.h (BRANCH_COST): Define.
8170 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
8172 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
8174 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
8176 * function.c (assign_stack_local): Align stack slot propertly.
8177 (assign_outer_stack_local): Likewise.
8179 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
8181 * expr.h (lang_expand_constant): Declare.
8182 * toplev.c (lang_expand_constant): Define it.
8183 * varasm.c (output_constant): Use it.
8185 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8187 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
8188 Change function definitions to K&R style.
8190 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8192 * fixinc/fixincl.c: We must not ignore SIGCLD now.
8194 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
8196 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
8197 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
8198 (several places): omit static initialization
8199 (process): use single fd, since only the read fd is used
8200 * fixinc/gnu-regex.c: define 'const' away, if not supported
8201 * fixinc/procopen.c(several places): omit static initialization
8202 * fixinc/server.c: define 'volitile' away, if not supported
8204 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
8206 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
8207 asm_fprintf and %L to generate the label name.
8208 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
8209 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
8211 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
8213 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
8214 insn for a conditional jump can not be found.
8216 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
8218 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
8219 on variables in specific sections other than .sbss and .sdata.
8221 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
8223 * stmt.c (expand_return): Call start_cleanup_deferral and
8224 end_cleanup_deferral around conditional code.
8226 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
8228 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
8229 filename lists. Utilizes new "krstr" AutoGen function.
8230 * fixinc/fixincl.x: Rebuilt.
8232 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
8234 * i386.c (output_float_compare): Avoid GNU-C extensions.
8236 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
8238 * version.c: Bump to distinguish mainline tree from the
8241 See ChangeLog.1 for earlier changes.
8244 add-log-time-format: current-time-string
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