1 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3 * c-decl.c (struct language_function): Renamed from struct c_function.
5 (c_function_chain): Delete.
6 (push_c_function_context): New arg F. Don't warn about nested
7 functions here. Fill LANGUAGE elt of F. Delete code to update
8 c_function_chain. Don't call push_function_context.
9 (pop_c_function_context): New arg F. Restore from there instead of
10 from c_function_chain. Don't call pop_function_context. Clear out
11 LANGUAGE field of F when done.
12 * c-lang.c: Include "function.h"
13 (lang_init): Initialize save_lang_status and restore_lang_status.
14 * c-parse.in (nested_function, nested_function_notype): Warn about
15 nested functions. Call push_function_context/pop_function_context
16 instead of the _c_ variants.
17 * c-tree.h (push_c_function_context, pop_c_function_context): Update
19 * Makefile.in (c-lang.o): Update dependencies.
21 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
22 regno_pointer_flag, regno_pointer_align.
23 (gen_reg_rtx): Use xrealloc to enlarge them.
24 (free_emit_status): New function.
25 * function.c (mark_machine_status, mark_lang_status): New variables.
26 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
27 in some bits from assign_stack_local. All callers changed to use new
29 (assign_stack_local): Just call assign_stack_local_1.
30 (free_after_compilation): New function.
31 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
32 (trampoline_address): Likewise.
33 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
34 (prepare_function_start): Explicitly clear some more variables.
35 * function.h (struct function): New elt can_garbage_collect.
36 (mark_machine_status, mark_lang_status): Declare variables.
37 (free_after_compilation, free_emit_status, free_varasm_status,
38 init_varasm_status): Declare functions.
39 * toplev.c (rest_of_compilation): Call free_after_compilation when
40 done with the current function.
41 * varasm.c (free_varasm_status): New function.
43 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
45 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
46 (EXPAND_BUILTIN_VA_ARG): Define.
47 * sparc.c (sparc_va_start): New.
50 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
52 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
54 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
56 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
58 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
60 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
62 (ggc-callbacks.o): New target.
63 * ggc-callbacks.c: New file.
65 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
67 * expr.h: Collapse individual optab and libfunc vars to arrays.
68 (optab_index, libfunc_index): New enumerations.
69 (optab_table, libfunc_table): New arrays.
70 Add accessor macros for both.
72 * optabs.c (optab_table, libfunc_table): New.
73 Delete declarations for individual optab and libfunc vars.
75 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
77 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
79 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
81 * Makefile.in (GGC, GGC_LIB): New.
82 (HOST_RTL): Include ggc-none.o.
83 (ggc-simple.o): New target.
84 (ggc-none.o): Likewise.
85 * tree.h (tree_common): Add gc_mark.
86 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
87 (struct rtvec_def): Add gc_mark.
88 * emit-rtl.c (global_rtl): Update static initializers to contain
90 * ggc.h, ggc-none.c, ggc-simple.c: New files.
91 * toplev.c (gc_time): New variable.
92 (all_time): New variable.
93 (compile_file): Print gc time.
94 (print_time): Calculate percentage of the whole.
96 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
98 Change obstack memory management and varasm constant pool handling so
99 that nested functions are treated like any other functions.
100 * function.c (init_machine_status): New variable.
101 (push_function_context_to): Set contains_functions for the outer
102 function. Don't call save_varasm_status.
103 (pop_function_context_from): Don't call restore_varasm_status. Don't
104 set current_function_contains_functions.
105 (prepare_function_start): Call init_varasm_status rather than
106 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
108 * function.h (struct function) Add field varasm. Delete fields
109 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
110 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
111 (init_machine_status): Declare.
112 (save_varasm_status, restore_varasm_status): Delete declarations.
113 (save_tree_status, restore_tree_status): Delete last argument.
114 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
115 code. All callers changed.
116 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
117 save_constants_in_decl_trees, restore_constants, save_constants,
118 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
120 (inlining): New variable.
121 (reg_map, label_map, insn_map, orig_asm_operands_vector,
122 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
124 (save_for_inline_nocopy): Don't save constants.
125 Don't set inl_emit field in current_function.
126 (expand_inline_function): Use emit field, not inl_emit, of the inlined
127 function. Set new variable inlining before
128 calling copy_rtx_and_substitute.
129 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
130 constant pool references if inlining is nonzero.
131 Delete ADDRESS and (most of the) CONST cases.
132 (output_inline_function): Save and restore current_function/
133 current_function_decl. Delete restore_constants code. Don't call
134 init_const_rtx_hash_table.
135 * output.h (init_const_rtx_hash_table): Don't declare.
136 * rtl.h (struct function): Declare.
137 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
138 * toplev.c (rest_of_compilation): Don't treat nested functions or
139 functions containing them specially. Delete all code to deal with
140 save_for_inline_copying.
141 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
142 inline_obstacks): Delete variables.
143 (save_tree_status): Lose arg CONTEXT. All callers changed.
144 Simply allocate a new function_maybepermanent_obstack for the new
145 function, delete all the special cases.
146 Don't save inline_obstacks.
147 (restore_tree_status): Lose arg CONTEXT. All callers changed.
148 Delete special handling for function_maybepermanent_obstack; simply
150 Don't restore inline_obstacks.
151 (permanent_allocation): Delete code that frees inline_obstacks.
152 (print_inline_obstack_statistics): Delete function.
153 (dump_tree_statistics): Don't call it.
154 * varasm.c (struct varasm_status): New.
155 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
156 last_pool, pool_offset, const_double_chain): Delete global
157 variables, replace with accessor macros.
158 (immed_double_const): Don't walk const_double_chain outside a
159 function, but don't treat nested functions specially anymore.
160 (immed_real_const_1): Likewise.
161 (clear_const_double_mem): Don't treat nested functions specially.
162 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
163 (save_varasm_status, restore_varasm_status): Delete functions.
164 (init_varasm_status): New function.
165 (force_const_mem): Don't treat nested functions specially.
166 (find_pool_constant): Accept new arg F, search for constants in
167 that function's pool rather than the current one. All callers
169 (get_pool_constant_for_function, get_pool_mode_for_function): New
172 * i386.c (init_386_machine_status): New function, mostly from
173 clear_386_stack_locals.
174 (struct machine_functions): Rename element names to avoid name
176 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
177 macros, replacing global variables.
178 (clear_386_stack_locals, save_386_machine_status,
179 restore_386_machine_status): Delete functions.
180 (override_options): Initialize init_machine_status.
181 * i386.h (INIT_EXPANDERS): Delete macro.
182 (save_386_machine_status, restore_386_machine_status,
183 clear_386_stack_locals): Delete declarations.
185 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
187 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
188 (doloop_begin): Simplify pattern and use emit_jump_insn.
189 (doloop_end): Simplify pattern, switch operand order,
190 and use emit_jump_insn.
192 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
194 * function.h (struct function): Add new element LANGUAGE.
195 (save_lang_status): Declare new variable.
196 (restore_lang_status): Likewise.
197 * function.c (save_lang_status): Define.
198 (restore_lang_status): Likewise.
199 (push_function_context_to): Call language-specific save function.
200 (pop_function_context_from): Call language-specific restore function.
202 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
204 * i386.md (movsf_1): Check REG_P before use of REGNO.
207 (extendsfdf2): Likewise.
208 (extendsfxf2): Likewise.
209 (extenddfxf2): Likewise.
211 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
213 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
214 constants into memory.
215 (c4x_shiftable_constant): New function.
216 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
217 (c4x_shiftable_constant): Declare.
218 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
219 ashlqi3_noclobber): Add new patterns and associated splitters.
221 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
223 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
224 * dwarf2out.c (dwarf2out_frame_init): Likewise.
225 * final.c (shorten_branches): Likewise.
226 * global.c (global_alloc): Likewise.
227 * haifa-sched.c (build_control_flow): Likewise.
228 * stmt.c (check_for_full_enumeration_handling): Likewise.
229 (estimate_case_costs): Likewise.
231 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
233 * rtl.h (RTL_CHECKC2): Fix typo in last change.
235 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
237 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
238 (recompute_reg_usage): Likewise.
239 * rtlanal.c (find_regno_fusage): Likewise.
241 * rtl.c (rtl_check_failed_code1): New function.
242 (rtl_check_failed_code2): New.
243 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
244 (RTL_CHECKC1, RTL_CHECKC2): New.
245 (XC*): New accessor macros.
246 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
247 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
248 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
249 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
250 (TRAP_*, RANGE_INFO_*): Likewise.
252 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
254 * Makefile.in (tlink.o): Don't depend on toplev.h.
256 * collect2.c (c_file, o_file, export_file, import_file, ldout,
257 output_file, nm_file_name, ldd_file_name, strip_file_name,
258 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
259 add_prefix, prefix_from_env, prefix_from_string, do_wait,
260 fork_execute, maybe_unlink, add_to_list,
261 extract_init_priority, write_list, dump_list,
262 dump_prefix_list, write_list_with_asm, write_c_file,
263 write_c_file_stat, write_c_file_glob, scan_prog_file,
264 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
265 ignore_library, extract_string, notice, dump_file, target_machine,
266 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
267 read_file, print_load_command): Constify a char*.
268 (fdopen, error, fatal, fatal_perror): Don't prototype.
269 (my_strerror): Remove. All callers use xstrerror instead.
270 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
271 (main): Add prototype. Constify lots of char* ptrs. Change calls
272 to xcalloc/strcpy/strcat/... to one call to concat.
273 (main, scan_prog_file, scan_libraries): Use an intermediate
274 `const char **' to build an argv array.
275 (mapfile, libselect, libcompare, locatelib): Add prototypes.
277 * collect2.h (collect_execute, collect_wait, dump_file,
278 file_exists): Constify a char*.
279 (ldout, c_file_name, temporary_obstack, permanent_obstack,
280 temporary_firstobj, vflag, debug): Add extern declarations.
281 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
283 * tlink.c: Don't include toplev.h.
284 (vflag, debug, ldout, c_file_name, temporary_obstack,
285 permanent_obstack, temporary_firstobj): Don't declare.
286 (tlink_execute, frob_extension, symbol_hash_lookup,
287 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
288 recompile_files, read_repo_files, demangle_new_symbols,
289 scan_linker_output): Constify a char*.
290 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
291 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
293 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
295 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
296 (relative) rather than jsr (absolute) subroutine call insns.
297 * config/m68k/m68k-coff.h: Ditto.
299 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
301 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
302 now rework these too.
303 (arm_reorg): If an insn can't reach the end of the current pool,
304 ensure that we emit that pool before the insn.
306 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
308 * tlink.c (scan_linker_output): Skip the initial underscore in
309 a mangled name if appropriate.
311 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
313 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
314 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
315 error_with_ivar, gen_declarator, create_builtin_decl,
316 my_build_string, generate_descriptor_table, generate_ivars_list,
317 generate_dispatch_table, check_protocols, TAG_GETCLASS,
318 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
319 dump_base_name, lang_decode_option, build_encode_expr,
320 start_class, finish_class, encode_pointer, really_start_method,
321 gen_declaration, dump_interface, handle_class_ref, handle_impent):
323 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
324 Add static prototypes.
325 (build_objc_string_decl, build_selector_reference_decl,
326 encode_bitfield, build_class_reference_decl): Remove unused
327 parameter, all callers changed.
328 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
329 (objc_printable_name): Likewise. Change second parameter to type int.
330 (init_objc): Use memcpy, not bcopy, to avoid casts.
332 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
334 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
335 reg notes on a deleted insn.
336 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
338 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
340 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
342 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
344 * stmt.c (expand_asm_operands): Fix index into inout_mode when
347 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
349 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
350 * tm.texi (MD_ASM_CLOBBERS): Document it.
352 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
354 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
355 * except.c (expand_rethrow): Remove unused variable.
356 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
357 * flow.c (replace_insns): Likewise.
358 (create_edge_list, verify_edge_list): Likewise.
359 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
361 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
362 is special code to run.
363 (main): Don't define operands to emit_operand.
364 * genrecog.c (main): Don't emit an empty peephole2_insn function.
366 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
368 * alpha/alpha.h (normal_memory_operand): Declare.
369 (reg_no_subreg_operand): Declare.
370 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
372 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
374 * c-parse.in (compstmt_primary_start): New, broken out of first
375 part of compstmt handling in primary.
376 (primary): Use it. Add an error clause.
377 (compstmt_nostart): Renamed from compstmt; remove all
378 initial invocations of compstmt_start.
381 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
383 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
386 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
388 * combine.c (simplify_shift_const): Remove extra semicolon.
389 * dwarf2out.c (remove_AT): Likewise.
390 * expmed.c (expand_mult): Likewise.
391 * gcov.c (create_program_flow_graph): Likewise.
392 * reorg.c (mostly_true_jump): Likewise.
394 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
396 * fold-const.c (fold_range_test): Do not try to fold the range
397 test if the rhs or lhs has side effects.
399 * combine.c (simplify_rtx): Recognize another case of a synthesized
402 * varasm.c (mark_constant_pool): When marking indirect references,
403 only look at SYMBOL_REFs.
405 * except.c (expand_fixup_region_end): Do not peek at
406 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
408 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
410 * flags.h: New variables align_loops, align_loops_log,
411 align_jumps, align_jumps_log, align_labels, align_labels_log,
412 align_functions, align_functions_log.
413 * toplev.c: Define them.
414 (f_options): Handle -falign-* when they have no argument.
415 (main): Add logic to set variables for -falign-functions,
416 -falign-jumps, -falign-labels, -falign-loops.
417 Make it -fsched-verbose=<n> and -finline-limit=<n>.
418 (display_help): Change help to match options.
419 * final.c (LABEL_ALIGN): Default to align_labels_log.
420 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
421 (LOOP_ALIGN): Default to align_loops_log.
422 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
423 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
424 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
425 * varasm.c (assemble_start_function): Handle align_functions.
427 * config/sparc/sparc.h: Don't declare sparc_align_*.
428 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
429 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
431 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
433 * config/sparc/sparc.c: Delete sparc_align_loops,
434 sparc_align_jumps, sparc_align_funcs and the corresponding string
436 (sparc_override_options): Default align_functions on ultrasparc.
437 Delete -malign-* handling.
439 * config/mips/mips.c (override_options): On 64-bit targets,
440 try to align code to 64-bit boundaries.
441 (print_operand): New substitution, %~,
442 which aligns labels to align_labels_log.
443 * config/mips/mips.md (div_trap_normal): Use %~.
444 (div_trap_mips16): Likewise.
449 (ashldi3_internal): Likewise.
450 (ashrdi3_internal): Likewise.
451 (lshrdi3_internal): Likewise.
452 (casesi_internal): Likewise.
454 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
456 Merge new ia32 backend from the branch!
458 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
459 See ChangeLog.P2 on new_ia32_branch for details.
461 * rtl.h (stack_regs_mentioned_p): Delete prototype.
462 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
463 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
464 * i386/gas.h (ASM_FILE_START): Define.
465 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
466 for name change of ix86_valid_decl_attribute_p.
467 (i386_pe_valid_type_attribute_p): Similarly.
469 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
471 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
472 to step through CC modes.
474 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
476 * regmove.c (fixup_match_1): Don't move INSN in front of P if
477 it would end up in the shadow of a live flags regsiter.
479 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
481 * reload1.c: Fix many indentation problems.
482 * reload.c: Likewise.
484 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
486 * alias.c (non_local_reference_p): Constify fmt.
488 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
490 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
492 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
494 * cse.c (delete_trivially_dead_insns): Do not delete stores to
495 the internal_arg_pointer.
497 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
499 Merge peephole2 from new_ia32_branch:
500 * Makefile.in (STAGESTUFF): Add *.peephole2.
501 (mostlyclean): Likewise.
502 (recog.o): Depend on resource.h.
504 * final.c (peephole): Conditionalize decl on HAVE_peephole.
505 (final_scan_insn): Likewise for the invocation of peephole.
506 * genconfig.c (main): Look for peephole and peephole2 patterns.
507 Emit HAVE_peephole* accordingly.
508 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
509 * flags.h (flag_peephole2): Declare.
510 * toplev.c: New pass peephole2. New flag -fpeephole2.
512 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
513 * gencodes.c (main): Likewise.
514 * genextract.c (main): Likewise.
515 * genoutput.c (main): Likewise.
516 * genemit.c (max_operand_1): Look for the max scratch operand.
517 (gen_rtx_scratch): New.
518 (gen_exp): Use it, and pass on new arg subroutine_type.
519 (gen_expand): Take max scratch into account.
520 (gen_split): Emit peephole2 functions.
521 (output_peephole2_scratch): New.
522 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
523 * genrecog.c (routine_type): Add PEEPHOLE2.
525 (make_insn_sequence): Match outer parallel for peep2. Discard
526 top level scratches and dups.
527 (add_to_sequence): New args insn_type and top. Update all callers.
528 Handle toplevel peep2 matching insns.
529 (write_subroutine): Handle peep2.
530 (write_tree_1): Likewise.
531 (write_tree): Likewise.
533 (change_state): New arg afterward. Update all callers.
534 Handle matching separate insns.
535 * recog.c (recog_next_insn): New.
536 (peephole2_optimize): New.
537 * rtl.def (DEFINE_PEEPHOLE2): New.
538 * resource.c (find_free_register): New argument last_insn. Use it
539 to find a register available through the entire span.
540 * resource.h (find_free_register): Update prototype.
542 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
544 * i386.c (output_strlen_unroll): Don't write xops[7]
545 label if it wasn't set.
547 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
549 * cpplib.c (struct directive): Const-ify name pointer and
550 function pointer prototype.
551 (validate_else, do_define, do_line, do_include, do_undef,
552 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
553 do_elif, do_endif, do_sccs, do_assert, do_unassert,
554 do_warning): Const-ify second arg.
555 (directive_table): Mark const. Reorder entries by frequency
556 of usage, record statistics.
558 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
560 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
561 bounds- check RTL accesses if --enable-checking.
562 (RTVEC_ELT): Bounds check if --enable-checking.
563 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
564 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
565 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
567 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
568 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
570 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
571 (NOTE_SOURCE_FILE): Use X0STR.
572 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
573 MEM_ALIAS_SET): Use X0INT.
574 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
575 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
577 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
578 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
579 (rtl_check_failed_bounds, rtl_check_failed_type1,
580 rtl_check_failed_type2, rtvec_check_failed_bounds): New
582 (fancy_abort): Fix comment.
584 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
585 (cse_insn): Decrement LABEL_NUSES for jump target before
587 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
588 * final.c (alter_subreg): Compute regno before changing x to
589 REG; set REGNO(x) after changing it.
590 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
591 notes containing CONST_INTs.
592 (delete_eh_regions): Use NOTE_EH_HANDLER.
593 * function.c (put_reg_into_stack): Make reg a MEM before
595 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
597 (gen_mem_addressof): Make reg a MEM before initializing it.
598 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
600 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
601 deleting an insn, not after.
602 (block_alloc): Only look at PATTERN(insn) if we have to, and
603 only if it's format class 'i'.
604 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
605 CONST_INT before using its INTVAL.
606 * print-rtl.c (print_rtx): Use X0STR.
607 * regmove.c (fixup_match_1): Don't look at PATTERN of
608 non-class-'i' insn chain elements.
609 * reload.c (loc_mentioned_in_p): Take address of
610 in->fld[1].rtx directly.
611 * reload1.c (reload): Change reg to a MEM before initializing
613 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
615 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
617 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
619 * config/mips/mips.c (machine_dependent_reorg): Force a
620 barrier to output the local constant pool if a barrier hasn't
621 been found at a natural point in the instruction stream.
623 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
625 * c-parse.in (language_string): Constify.
627 * dwarf2out.c (language_string): Remove declaration.
629 * dwarfout.c (language_string): Likewise.
631 * toplev.c (language_string, init_parse, finish_parse): Likewise.
633 * tree.h (language_string, init_parse, finish_parse): Declare.
635 * i386/sun386.h (language_string): Remove declaration.
637 * mips.h (language_string): Likewise.
639 * nextstep.h (language_string): Likewise.
641 * nextstep21.h (language_string): Likewise.
643 * rs6000.c (language_string): Likewise.
645 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
647 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
648 (getpwd.o): Remove target.
650 * getpwd.c: Delete file. Its in libiberty now.
652 * dbxout.c (getpwd): Don't prototype.
653 * dwarf2out.c (getpwd): Likewise
654 * dwarfout.c (getpwd): Likewise
655 * final.c (getpwd): Likewise.
656 * protoize.c (getpwd): Likewise.
658 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
660 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
662 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
664 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
667 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
669 * fixinc/Makefile.in (subdir): New.
670 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
673 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
675 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
676 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
679 * invoke.texi: Fix typo.
681 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
682 changed. Handle autoincrement addressing modes.
684 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
685 just like we would the virtual incoming args register when
688 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
690 * rs6000.h (ASM_FILE_START): Specify complete filename, including
691 path, in .file directive.
693 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
695 * gcc.texi (External Bugs): Remove obsolete note about Perl on
698 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
700 * stdbool.h: Make the typedef name _Bool, with bool a #defined
703 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
705 * tree.c (tree_code_name): Constify a char*.
707 * tree.h (tree_code_name, decl_printable_name): Likewise.
709 * function.h (struct function): Likewise.
711 * toplev.c (decl_name, decl_printable_name): Likewise.
713 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
715 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
716 (init_objc): Remove function pointer cast.
718 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
720 * pa.md (interspace_jump): New pattern.
721 (builtin_longjmp): New expander.
723 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
725 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
726 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
727 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
729 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
731 * jump.c (delete_prior_computation): Also check calls
732 to constant functions. Don't bother checking for a
733 REG_UNUSED note before adding it.
734 (delete_computation): Handle multi-word hard registers
735 when synthesizing missing REG_DEAD notes for a register
736 which is both set and used by an insn.
738 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
740 * loop.c (this_loop_info): New variable.
741 (loop_has_call, loop_has_volatile, loop_has_tablejump,
742 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
744 (prescan_loop, strength_reduce): New argument loop_info. All callers
746 (scan_loop): New variable loop_info, initialise to address of
748 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
749 Delete variable loop_has_multiple_exit targets and replace with
750 field in this_loop_info.
751 (find_and_verify_loops): Rename this_loop to this_loop_num.
752 (strength_reduce): Delete loop_iteration_info. Replace variable
753 loop_info with function argument of same name.
754 (insert_bct): Rework test for loop being completely unrolled.
756 * loop.h (struct loop_info): New fields num, loops_enclosed,
757 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
758 has_indirect_jump, and cont. Redefine use of unroll_number.
759 (loop_unroll_number): Delete.
761 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
763 (loop_iterations): Delete variable vtop and instead use
764 loop_info->vtop computed in prescan_loop.
766 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
768 * fix-header.c (main): Do not pass a null pointer to strcmp.
770 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
772 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
774 * configure: Rebuilt.
776 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
778 * jump.c (jump_optimize_1): Do not delete assignments to
779 internal_arg_pointer.
780 * cse.c (delete_trivially_dead_insns): Always consider a set of
781 the internal_arg_pointer live.
783 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
785 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
786 (update_life_info) [REG_WAS_0]: Search the original insns rather
787 than the new insns for the note. Fix typos finding note_dest.
788 If no dest found, discard the note rather than abort.
789 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
790 (replace_insns): Remove the old insn list after update_life_info
793 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
795 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
797 (sched_analyze_1): Let add_dependence care for not adding dups.
798 (sched_analyze_2): Likewise.
799 (add_branch_dependences): Likewise.
801 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
803 * i386/winnt.c (export_list): New type.
804 (exports_head): Rename to
806 (i386_pe_record_exported_symbol): Add is_data flag.
807 (i386_pe_asm_file_end): Emit directive for exported variables.
808 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
810 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
811 (ASM_DECLARE_OBJECT_NAME): Likewise.
812 (ASM_DECLARE_FUNCTION_NAME): Likewise.
813 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
815 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
817 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
819 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
822 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
824 * config/openbsd.h: Define SET_ASM_OP.
825 * tm.texi: cross-reference SET_ASM_OP in the index.
827 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
829 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
830 for a CONST_DOUBLE, at compile time. Initialize rtx_length
831 and class_narrowest_mode at compile time. Kill init_rtl.
832 Mark rtx_length, mode_class, mode_size, mode_unit_size,
833 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
834 rtx_format as const. Kill all references to EXTRA_CC_MODES or
836 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
838 * rtl.h: Declare rtx_length and rtx_format as const.
839 * machmode.def: Define CC(). Use CC() to define CCmode. If
840 EXTRA_CC_MODES is defined, expand it here.
841 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
842 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
843 const. Kill all references to EXTRA_CC_MODES.
845 * toplev.c: Don't prototype or call init_rtl.
846 * optabs.c: Don't call init_mov_optab.
847 * genemit.c: Don't generate init_mov_optab. Don't call
849 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
851 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
852 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
853 genrecog.c: Don't call init_rtl.
855 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
856 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
857 definition of EXTRA_CC_MODES.
859 * md.texi: Kill ref to EXTRA_CC_NAMES.
860 * tm.texi: Document new way to define EXTRA_CC_MODES.
862 * genrecog.c: Do not look up the name of a define_split.
865 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
867 * config/v850/v850.md: Fix typo introduced by previous delta.
869 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
871 * gcc.c (fatal): Make definition static to match prototype.
873 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
875 * combine.c (get_last_value): Don't look for earlier sets if the last
876 known set is somewhere in between the insns being combined.
878 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
880 * configure.in: Don't use shell ! to negate exit codes
881 * configure: Regenerate
883 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
885 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
886 the fact that ALIGN is measured in bits, not bytes.
888 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
890 * errors.c: New file; defines functions error, warning, and
891 fatal, variables have_error and progname.
892 * errors.h: New file; prototypes and decls for stuff in errors.c.
894 * Makefile: Add rules to build errors.o and
895 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
896 genopinit, genrecog, genextract, genpeep, genattr, and
897 genoutput with errors.o. Add errors.h to deps of genconfig.o,
898 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
899 genpeep.o, genattr.o, and genoutput.o.
901 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
902 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
903 define or prototype fatal. Set progname at beginning of main.
904 * genoutput.c: Likewise, and don't define or prototype error
907 * c-typeck.c (c_expand_start_case): Return immediately if exp
909 * fold-const.c (operand_equal_p): Return immediately if arg1
910 or arg0 are ERROR_MARKs.
911 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
912 fields of type ERROR_MARK when calculating if the record can
915 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
916 with much help from Jeffrey A Law and Richard Henderson
918 * i386.md: In the 6 insns which call output_fix_trunc,
919 earlyclobber operands[0].
921 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
923 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
924 creating new registers.
926 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
928 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
929 i386_reg_alloc_order, i386_regparm_string,
930 i386_align_loops_string, i386_align_jumps_string,
931 i386_align_funcs_string, i386_preferred_stack_boundary_string,
932 and i386_branch_cost_string as type "const char *".
933 * i386.c: Define all above strings as type "const char *".
935 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
937 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
938 when emitting alignment padding. Emit padding byte of 0 instead of 4.
940 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
942 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
943 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
945 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
947 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
948 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
949 (dwarf2out_line, dwarf2out_finish): Likewise.
950 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
952 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
954 * tree.c (lang_unsave_expr_now) : Correct return type.
955 * tree.h (lang_unsave_expr_now) : Same.
957 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
959 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
960 instead of duplicating code.
962 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
964 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
966 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
968 * tree.h: fancy_abort always takes three args.
969 * resource.c: Move include of system.h before toplev.h.
971 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
973 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
976 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
978 * system.h: Don't redefine abort or trim_filename.
979 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
980 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
981 whether or not __FUNCTION__ is available.
982 * tree.h: Duplicate rtl.h's definition of abort, for files
983 that don't include rtl.h. Delete all code to perform type
984 checking with a compiler other than GCC.
985 * varray.h: Delete all code to perform type checking with a
986 compiler other than GCC. Make VARRAY_CHECK() always evaluate
987 its arguments exactly once, using a statement expression.
988 Adjust the VARRAY_<type> accessor macros to match.
989 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
990 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
991 caller's location. Define fatal_insn and fatal_insn_not_found
992 as macros that use _fatal_insn and _fatal_insn_not_found.
993 (fancy_abort, trim_filename): Kill prototypes.
995 * rtl.c (trim_filename): Move here from toplev.c.
996 (fancy_abort): New function.
997 (DIR_SEPARATOR): Provide default definition.
998 * tree.c (tree_check_failed, tree_class_check_failed): Go
1000 (tree_check, tree_class_check, cst_or_constructor_check,
1001 expr_check): Delete.
1002 * varray.c (varray_check_failed): New function.
1003 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
1004 _fatal_insn and _fatal_insn_not_found. Go through
1006 (trim_filename, fancy_abort): Delete.
1008 * builtins.c (expand_builtin_args_info): Report ICE with abort.
1009 * except.c (start_catch_handler): Report ICE with error/abort
1011 * final.c (output_operand_lossage): Likewise.
1012 * flow.c (verify_flow_info): Likewise.
1014 * gcc.c: Prototype fatal.
1015 * gengenrtl.c: Undef abort after including rtl.h not system.h.
1016 * genattr.c, genattrtab.c, genemit.c, genextract.c,
1017 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
1018 Don't define fancy_abort.
1020 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
1022 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
1025 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
1027 * m88k.h (VERSION_INFO2): Kill.
1028 (VERSION_STRING): Kill.
1030 (VERSION_INFO1): Tidy.
1031 (TARGET_VERSION): Update.
1032 * m88k/dgux.h (VERSION_INFO2): Kill.
1033 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
1034 * m88k/luna.h (VERSION_INFO1): Tidy.
1035 * m88k/sysv4.h (VERSION_INFO1): Likewise.
1036 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
1037 (output_file_start): Adjust for death of VERSION_STRING.
1039 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
1041 * cpplib.c (detect_if_not_defined): New function.
1042 (do_if): Use it to detect potential once-only headers.
1044 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
1046 * c-common.c (combine_strings): Always set TREE_CONSTANT.
1048 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
1050 * combine.c (nonzero_bits) : Allow single-ly set registers to be
1051 anywere in the function only if they are pseudos and set before
1052 being used (not live at the start of the function).
1053 (num_sign_bit_copies) : Same.
1054 (get_last_value_validate) : Same.
1055 (get_last_value) : Same.
1057 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
1059 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
1060 where N and M are constant and N is an integer multiple of M.
1062 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1064 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
1065 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
1066 sbitmap_union_of_preds): Add prototypes.
1067 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
1068 the intersection of successors with the new flow graph structures.
1069 (sbitmap_intersection_of_preds): New function to compute the
1070 intersection of predecessors with the new flow graph structures.
1071 (sbitmap_union_of_succs): New function to compute the union of
1072 successors with the new flow graph structures.
1073 (sbitmap_union_of_preds): New function to compute the union of
1074 predecessors with the new flow graph structures.
1075 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
1076 (expr_reaches_here_p): Use edge and basic_block structures instead
1077 of s_preds and s_succs.
1078 (compute_cprop_avinout): Use new sbitmap routines.
1079 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
1080 of s_preds and s_succs.
1081 * flow.c (compute_flow_dominators): Compute dominators using
1082 edges and basic blocks instead of s_preds and s_succs.
1084 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1086 * lists.c (unused_insn_list, unused_expr_list): New file for
1087 maintaining various types of lists. New statics for maintaining a
1088 cache of available INSN_LIST and EXPR_LIST nodes.
1089 (free_list): Static function for freeing a list of INSN/EXPR nodes.
1090 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
1091 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
1092 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
1093 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
1094 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
1095 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
1096 (free_INSN_LIST_node): Free an individual INSN_LIST node.
1097 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
1098 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
1099 (remove_dependence, free_pending_lists): Use new global routines.
1100 (flush_pending_lists, sched_analyze_insn): Use new global routines.
1101 (sched_analyze, compute_block_backward_dependences): Use new routines.
1102 (sched_analyze_1, sched_analyze_2): Use new routines.
1103 (schedule_insns): Use new global routines.
1104 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
1106 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
1107 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
1109 * toplev.c (rest_of_compilation): Initialize node cache.
1110 * Makefile.in (OBJS): Add lists.o to list of object files.
1111 (lists.o): Add dependancies.
1113 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
1115 * config/v850/v850.md: Fix compile time warning messages.
1116 * config/v850/v850.c: Fix compile time warning messages.
1117 * config/v850/v850.h: Fix compile time warning messages.
1119 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1121 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
1122 Remove unused prototype for `init_lengths'.
1124 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1126 * calls.c (emit_call_1): Mark parameter `stack_size' with
1128 (expand_call): Initialize variable `insn'.
1129 (emit_library_call): Likewise for variable `high_to_save'.
1130 (emit_library_call_value): Likewise.
1131 (store_one_arg): Likewise for variables `lower_bound' and
1134 * combine.c (try_combine): Likewise for variables `i2_code_number'
1135 and `other_code_number'.
1136 (find_split_point): Likewise for variables `pos', `unsignedp' and
1138 (simplify_if_then_else): Likewise for variables `op' and `c1'.
1139 (simplify_and_const_int): Remove unused variable `width'.
1140 (merge_outer_ops): Likewise.
1142 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
1143 HOST_WIDE_INT' when comparing against one.
1144 (simplify_relational_operation): Likewise.
1145 (cse_insn): Initialize variables `src_eqv_volatile',
1146 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
1148 * final.c (init_final): Constify parameter `filename'.
1149 (final_start_function): Mark parameter `optimize' with
1151 (profile_function): Likewise for parameters `first' and `optimize'.
1152 (output_source_line): Likewise for parameter `file'.
1154 * integrate.c (subst_constants): Cast a value to `size_t' when
1155 comparing against one.
1156 (mark_stores): Initialize variable `mode'. Cast a value to
1157 `size_t' when comparing against one.
1159 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
1161 * loop.c (move_movables): Initialize variable `first'.
1162 (strength_reduce): Likewise for variable `increment'.
1163 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
1164 value to `size_t' when comparing against one.
1165 (load_mems): Initialize variable `end_label'.
1167 * output.h (init_final): Constify parameter.
1169 * reload.c (decompose): Initialize variable `base'.
1171 * reload1.c (reload): Likewise for variable `is_scalar'.
1172 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
1173 (choose_reload_regs): Initialize variable `mode'.
1174 (emit_reload_insns): Likewise for variable `store_insn'.
1175 (reload_cse_noop_set_p): Mark parameter `insn' with
1177 (reload_combine): Initialize variable `set'.
1179 * unroll.c (unroll_loop): Likewise for variable `local_label'.
1180 (copy_loop_body): Cast a value to `size_t' when comparing against
1183 * varasm.c (assemble_variable): Initialize variable `size_tree'.
1184 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
1185 (remove_from_pending_weak_list): Mark parameter `name' with
1188 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1190 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
1193 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
1195 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
1196 (ASM_DECLARE_FUNCTION_NAME): Define.
1197 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
1198 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
1199 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
1200 not already defined.
1202 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
1204 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
1205 of n_popped when call/call_value are not defined.
1207 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
1209 * tm.texi: GNU CC -> GCC conversion.
1210 (CC1_SPEC): Indicate it is used for all language front ends.
1212 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
1214 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
1215 NOTE_INSN_EH_REGION_END correctly.
1217 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
1218 Jeff Law <law@cygnus.com>
1220 * loop.c (strength_reduce): Automatically unroll loops if the
1221 unrolled loop size is smaller than the rolled loop size.
1223 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
1224 and delete comment that code should be rewritten.
1226 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
1228 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
1231 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
1233 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
1235 * fixinc/mkfixinc.sh: Don't fix uwin headers.
1236 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
1237 (LINK_SPEC): Add -u _main when building executables.
1238 (ASM_DECLARE_FUNCTION): Update from Cygwin.
1239 (ASM_FILE_END): Use the default for ix86-pe.
1240 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
1242 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
1244 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
1245 and ASM_CLOSE_PAREN are empty strings.
1247 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
1248 Geoffrey Keating <geoffk@cygnus.com>
1250 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
1251 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
1252 (unprotoize.o): Ditto.
1253 (test-protoize-simple): Don't define STD_PROTO_DIR.
1254 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
1255 changes to make 'test-protoize-simple' pass.
1256 (STD_PROTO_DIR): Remove define.
1257 (STANDARD_EXEC_PREFIX): Supply default define.
1258 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
1259 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
1260 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
1261 (GET_ENV_PATH_LIST): New macro.
1262 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
1263 (do_processing): Initialize default_syscalls_dir using new
1264 macros. Use it to initialize syscalls_absolute_filename.
1266 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
1268 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
1269 B into a register before emit_conditional_move.
1271 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
1273 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
1274 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
1275 multiplicand out of (+ (* a b) (* c d)).
1277 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
1278 Richard Henderson <rth@cygnus.com>
1280 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
1281 (new_insn_dead_notes): Likewise.
1282 (update_n_sets): Likewise.
1283 (update_flow_info): Move to flow.c, renamed to update_life_info;
1284 extend to handle multiple source insns.
1285 * flow.c: Include resource.h
1286 (unlink_insn_chain): New.
1287 (split_hard_reg_notes): New.
1288 (maybe_add_dead_note): New.
1289 (maybe_add_dead_note_use): New.
1290 (find_insn_with_note): New.
1291 (new_insn_dead_notes): New.
1292 (update_n_sets): New.
1293 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
1294 (maybe_remove_dead_notes): New.
1295 (update_life_info): New.
1296 (prepend_reg_notes): New.
1297 (replace_insns): New.
1298 * output.h (update_life_info): Declare.
1299 * recog.c (split_block_insns): Use update_life_info.
1300 * resource.c (find_free_register): Use reg_alloc_order, don't use
1301 fixed regs, make sure the mode is supported, don't use new regs.
1303 * rtl.h (replace_insns): Declare.
1305 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
1307 * expr.c (expand_expr): Cope with COND_EXPRs with one
1308 non-returning branch.
1310 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
1312 * expr.c (store_expr): Always pass down the target, even when not
1315 1999-08-24 Nick Clifton <nickc@cygnus.com>
1317 * configure.in: Define target_cpu_default for v850 targets.
1318 * configure: Regenerate
1320 * config/v850/v850.h (TARGET_CPU_generic): Define.
1321 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
1322 addresses are 4 byte aligned.
1324 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
1327 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1329 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
1330 (main): Add prototypes.
1332 * genattrtab.c (substitute_address, write_const_num_delay_slots,
1333 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
1334 (write_attr_get): Emit prototypes along with function definition.
1335 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
1336 (write_complex_function): Emit static prototype along with
1337 function definition.
1339 * genemit.c (gen_split): Emit prototypes along with function
1342 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
1343 Likewise for predicates and `insn_operand_predicate'.
1344 (process_template): Emit static prototype along with function
1347 * genrecog.c (make_insn_sequence): Constify a char*. Add
1348 prototypes for get_split_*().
1349 (write_subroutine): Emit prototypes along with function
1352 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1354 * gcse.c (find_avail_set): Follow chains of register-register copies.
1355 Use oprs_not_set_p to guarantee that the returned value can be
1357 (cprop_insn): Don't verify the return value of find_avail_set with
1360 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
1361 (cprop_cc0_jump): New function.
1362 (cprop_insn): Break out new function cprop_jump and use it.
1363 Also use cprop_cc0_jump for machines with CC0.
1364 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
1366 * tree.h (current_function_calls_setjmp,
1367 current_function_calls_longjmp): Delete declarations.
1368 * dsp16xx.c: Include "function.h".
1369 * elxsi.c: Likewise.
1370 * gmicro.c: Likewise.
1371 * h8300.c: Likewise.
1374 * mn10200.c: Likewise.
1375 * mn10300.c: Likewise.
1376 * ns32k.c: Likewise.
1380 * rtl.h (rtx_equal_function_value_matters): Declare.
1381 * toplev.c (rtx_equal_function_value_matters): Don't declare.
1383 * function.c: Likewise.
1384 * emit-rtl.c: Likewise.
1386 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
1388 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
1391 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1393 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
1396 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
1398 * cpp.texi: Add a node documenting macro varargs (copied
1401 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
1403 * cppspec.c: Put a null pointer at the end of the new argv.
1405 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
1407 * configure.in: Remove code to select/de-select the haifa
1408 scheduler. Every scheduled port gets haifa now.
1409 * configure: Rebuilt.
1410 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
1412 * Makefile.in: Corresponding changes.
1414 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1416 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
1417 All callers changed.
1418 (prepare_float_lib_cmp): Likewise.
1419 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
1420 * expr.h (emit_float_lib_cmp): Delete declaration.
1421 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
1422 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
1423 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
1425 (cmptf): Now conditional on TARGET_HARD_QUAD.
1427 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
1429 * resource.c (mark_target_live_regs): Use
1430 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
1432 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
1436 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
1438 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
1440 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1442 * rtl.h (rtx_format): Constify a char*.
1444 * rtl.c (rtx_format): Likewise.
1445 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
1446 (init_rtl): Use accessor macro, not `rtx_format'.
1448 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
1451 * caller-save.c (mark_referenced_regs): Likewise.
1453 * combine.c (subst, make_compound_operation, known_cond,
1454 gen_rtx_combine, update_table_tick, get_last_value_validate,
1455 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
1457 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
1458 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
1459 count_reg_usage): Likewise.
1461 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
1464 * final.c (leaf_renumber_regs_insn): Likewise.
1466 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
1467 dump_edge_info, count_reg_references): Likewise.
1469 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
1470 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
1473 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
1474 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
1475 add_label_notes): Likewise.
1477 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
1478 clear_struct_flag, count_sub_rtxs, count_alternatives,
1479 compares_alternatives_p, contained_in_p, walk_attr_value,
1480 write_expr_attr_cache): Likewise.
1482 * genconfig.c (walk_insn_part): Likewise.
1484 * genemit.c (max_operand_1, gen_exp): Likewise.
1486 * genextract.c (walk_rtx): Likewise.
1488 * genflags.c (num_operands): Likewise.
1490 * genoutput.c (scan_operands): Likewise.
1492 * genpeep.c (match_rtx): Likewise.
1494 * genrecog.c (add_to_sequence): Likewise.
1496 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
1499 * integrate.c (save_constants, copy_for_inline,
1500 copy_rtx_and_substitute, subst_constants, restore_constants):
1503 * jump.c (mark_jump_label, invert_exp, redirect_exp,
1504 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
1506 * local-alloc.c (contains_replace_regs, memref_referenced_p):
1509 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
1510 add_label_notes, replace_call_address, count_nonfixed_reads,
1511 invariant_p, find_single_use_in_loop, find_mem_givs,
1512 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
1515 * print-rtl.c (reg_names, print_rtx): Likewise.
1517 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
1519 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
1520 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
1521 print_blocks): Likewise.
1523 * regclass.c (fix_register, record_address_regs,
1524 reg_scan_mark_refs): Likewise.
1526 * regmove.c (stable_but_for_p): Likewise.
1528 * reload.c (loc_mentioned_in_p, operands_match_p,
1529 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
1530 copy_replacements, refers_to_regno_for_reload_p,
1531 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
1532 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
1535 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
1536 delete_address_reloads_1, count_occurrences,
1537 reload_cse_mem_conflict_p, reload_combine_note_use,
1538 add_auto_inc_notes): Likewise.
1540 * resource.c (mark_referenced_resources, mark_set_resources):
1543 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
1544 reg_mentioned_p, regs_set_between_p, modified_between_p,
1545 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
1546 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
1547 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
1548 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
1550 * sched.c (sched_analyze_2, attach_deaths): Likewise.
1552 * stupid.c (stupid_mark_refs): Likewise.
1554 * unroll.c (remap_split_bivs): Likewise.
1556 * varasm.c (mark_constants): Likewise.
1558 * a29k/a29k.c (uses_local_reg_p): Likewise.
1560 * alpha/alpha.c (summarize_insn): Likewise.
1562 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
1563 eliminate_lr2ip): Likewise.
1565 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
1567 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
1568 reg_mentioned_in_mem): Likewise.
1570 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
1571 symbolic_reference_mentioned_p): Likewise.
1573 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
1575 * sh/sh.c (regs_used, mark_use): Likewise.
1577 * vax/vax.c (vax_rtx_cost): Likewise.
1579 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1581 * machmode.h (mode_name): Constify a char*.
1583 * rtl.c (mode_name): Likewise.
1585 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
1587 * optabs.c (init_libfuncs): Constify a char*.
1589 * print-tree.c (mode_name): Remove redundant declaration.
1590 (print_node): Use accessor macro, not `mode_name'.
1592 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
1594 (new_spill_reg): Constify a char*.
1596 * tree.c (mode_name): Remove redundant declaration.
1598 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1600 * rtl.c (rtx_name): Constify a char*.
1602 * rtl.h (rtx_name, fix_sched_param): Likewise.
1604 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
1605 (mypr): Use accessor macro, not `rtx_name'.
1607 * genemit.c (print_code): Constify a char*.
1609 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
1611 * genpeep.c (print_code): Constify a char*.
1613 * genrecog.c (print_code): Likewise.
1615 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
1616 end_bb): Add static prototype.
1617 (draw_edge): Constify a char*.
1618 (end_bb): Remove unused parameter.
1620 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
1621 print_block_visualization): Constify a char*.
1623 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
1625 * c-common.c (c_get_alias_set): Update comment.
1627 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1629 * linux.h (LIB_SPEC): Added.
1631 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1633 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
1635 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
1637 * tree.c (expr_check): Fix typo in last change.
1639 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
1641 * rtl.def (NOTE): Change format to "iuu0n".
1642 (ADDR_DIFF_VEC): Change format to "eEee0".
1643 (ADDRESSOF): Change format to "eit".
1645 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
1646 (RTVEC_ELT): Change to match.
1647 (XVECEXP): Use XVEC and RTVEC_ELT.
1648 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
1649 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
1650 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
1651 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
1652 TRAP_CONDITION, TRAP_CODE): Use XEXP.
1653 (INTVAL): Use XWINT.
1654 (ADDRESSOF_DECL): Use XTREE.
1655 (SET_ADDRESSOF_DECL): Delete.
1656 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
1657 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
1658 ifdefed out since 2.6 at least.
1659 (gen_rtvec_vv): Delete prototype.
1661 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
1663 (copy_most_rtx): Handle 't' format letter.
1664 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
1665 (gen_rtvec_vv): Delete function. All callers changed to use
1666 gen_rtvec_v instead.
1667 * print-rtl.c (print_rtx): Move special casing of NOTEs to
1668 the '0' format letter.
1670 * function.c (gen_mem_addressof): Don't use
1671 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
1673 * integrate.c (copy_rtx_and_substitute): Likewise.
1674 Copy 't' slots with XTREE.
1675 (subst_constants): Treat 't' slots like '[swi]' slots.
1676 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
1677 * jump.c (rtx_equal_for_thread_p): Likewise.
1678 * rtlanal.c (rtx_equal_p): Likewise.
1679 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
1680 only four arguments.
1681 * gengenrtl.c (type_from_format): Provide correct types for
1685 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
1686 If a recent gcc is in use (always in stage2 and beyond), use
1687 statement expressions, so we don't make a function call unless
1688 the check fails. Evaluate arguments exactly once.
1689 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
1690 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
1692 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
1693 they evaluate their arguments exactly once, irrespective of
1694 the compiler in use.
1696 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
1697 is used by the currently-enabled check macros. This is:
1698 (tree_check_failed, tree_class_check_failed): For gcc.
1699 (tree_check, tree_class_check, cst_or_constructor_check,
1700 expr_check): For other compilers.
1702 * gencheck.c: Do not define any *_CHECK1 macros.
1704 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
1705 Mark Mitchell <mark@codesourcery.com>
1707 * c-common.c (c_get_alias_set): Fix support for poitners and
1710 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
1712 * alias.c: Include tree.h.
1713 (nonlocal_reference_p, mark_constant_function): New functions.
1714 * flow.c (life_analysis): Call mark_constant_function.
1715 * rtl.h (mark_constant_function): Declare it.
1717 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
1719 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
1720 unrecognisable switches.
1722 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1724 * loop.c (recombine_givs): Set ix field after sorting.
1725 (recombine_givs): Remove bogus index / giv lockstep looping.
1727 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1729 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
1731 (emit_store_flag_force): Use do_compare_rtx_and_jump.
1732 (do_cmp_and_jump): Formatting fixes.
1733 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
1734 do_compare_rtx_and_jump instead of compare_from_rtx.
1735 (do_compare_rtx_and_jump): New function; mostly copied from
1737 (do_jump_for_compare): Delete.
1738 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
1740 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
1741 of compare/do_jump_for_compare pairs.
1742 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
1743 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
1744 compare_from_rtx/do_jump_for_compare pairs.
1745 (do_jump_by_parts_equality): Likewise.
1746 (do_jump_by_parts_equality_rtx): Likewise.
1747 * expr.h (do_compare_rtx_and_jump): Declare.
1748 * optabs.c (prepare_cmp_insn): New function, contains most of the code
1749 that used to be in emit_cmp_insn.
1750 (cmp_available_p): New function.
1751 (prepare_operand): New function.
1752 (emit_cmp_and_jump_insn_1): New function, contains some code that used
1753 to be in emit_cmp_insn.
1754 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
1755 parameters to be pointers; don't emit final compare but modify some of
1756 the values pointed to by the args so the caller can perform the
1758 (expand_binop): Call emit_store_flag_force with signed forms of
1760 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
1761 emit_jump_insn pair.
1762 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
1763 emit_cmp_and_jump_insn_1. Call emit_queue.
1764 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
1766 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
1767 jump sets cc0 before deleting it.
1768 * integrate.c (expand_inline_function): Likewise.
1769 * unroll.c (unroll_loop): Similar changes in several places.
1770 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
1773 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1775 * Makefile.in (insn-recog.o): Update dependencies.
1776 * genrecog.c (main): Make generated file include "function.h".
1778 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
1780 * cse.c (cse_insn): Call never_reached_warning when a jump is
1781 changed to be unconditional.
1782 * flags.h: Declare warn_notreached.
1783 * flow.c (delete_block): Call never_reached_warning when
1785 * jump.c (delete_barrier_successors): Call never_reached_warning
1786 when we delete everything after a BARRIER.
1787 (never_reached_warning): New function.
1788 * rtl.h: Declare never_reached_warning.
1789 * toplev.c (warn_notreached): New variable.
1790 (lang_independent_options): Set warn_notreached
1791 when -Wunreachable-code.
1792 (compile_file): We need line numbers for -Wunreachable-code.
1794 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
1796 * haifa-sched.c (insn_unit): Fix typo on out of range test.
1797 * sched.c (insn_unit): Likewise.
1799 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
1801 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
1803 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1805 * flow.c (create_edge_list): Use xmalloc, not malloc.
1807 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
1809 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
1810 C-style comments. Do not lose the character before double slash.
1812 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1814 * basic-block.h (struct edge_list): Stucture to maintain a vector
1816 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
1817 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
1818 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
1819 New function prototypes.
1820 * flow.c (create_edge_list): Function to create an edge list.
1821 (free_edge_list): Discards memory used by an edge list.
1822 (print_edge_list): Debug output showing an edge list.
1823 (verify_edge_list): Internal consistency check for an edge list.
1824 (find_edge_index): Function to find an edge index for a pred and succ.
1826 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
1828 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
1831 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
1833 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
1835 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1837 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1839 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
1841 * toplev.c (rest_of_compilation): Allow machine dependent
1842 reorganisation pass to place information into the RTL dump
1843 file if it so wishes.
1845 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
1847 * explow.c (hard_function_value): Use VOIDmode instead of
1849 * stmt.c (expand_return): Likewise.
1850 * stor-layout.c (get_best_mode): Likewise.
1852 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
1853 emit call instead of emit_insn call.
1855 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
1857 * configure.in: Handle --disable/enable-win32-registry.
1858 * install.texi: Document --disable/enable-win32-registry.
1859 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
1860 (WIN32_REGISTRY_KEY): New macro.
1861 * prefix.c: Use to enable/disable win32-specific code.
1862 (lookup_key): Use versioned key.
1863 * configure: Regenerate.
1864 * config.in: Likewise.
1866 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
1868 * cpplib.c (read_line_number): New fn, split out of...
1871 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
1873 tree.c (lang_unsave_expr_now) : New.
1874 (unsave_expr_now): Call lang_unsave_expr_now.
1875 tree.h (lang_unsave_expr_now) : New.
1877 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
1879 * toplev.c (flag_new_exceptions): On by default.
1881 1999-08-13 Michael Meissner <meissner@cygnus.com>
1883 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
1885 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
1887 * dwarfout.c (fundamental_type_code): Return FT_boolean for
1888 INTEGER_TYPE with precision==1, it's __java_boolean.
1890 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1892 * global.c (prune_preferences): Move some invariants out of the
1895 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
1897 * configure.in (alpha*-dec-osf*): Add osf5.
1899 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
1901 * configure.in: Rework handling of ARM GNU/Linux slightly.
1902 (arm*-*-linux-gnuoldld): New target.
1903 * configure: Regenerate.
1904 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
1905 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
1906 * config/arm/linux-oldld.h: New file.
1907 * config/arm/linux-elf26.h: Don't include linux-elf.h.
1908 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
1910 * config/arm/linux-elf.h (ASM_SPEC): Define.
1911 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
1912 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
1913 for 26-bit APCS and old linker.
1914 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
1916 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
1917 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
1918 don't define `arm' or `arm_elf'.
1919 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
1920 MULTILIB_DIRNAMES): Define. Fix typo in comment.
1922 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
1924 * rtl.texi: Fix typo.
1926 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
1928 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
1930 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
1932 * extend.texi (C++ Signatures): Remove node.
1933 * invoke.texi: Remove discussion of -fhandle-signatures,
1934 signature, sigof, __signature__, and __sigof__.
1936 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
1938 * Makefile.in (JAVAGC): Removed.
1940 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
1942 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
1944 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
1946 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
1948 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
1950 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
1951 a register that is already known to be a pointer.
1953 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
1955 * fixinc/inclhack.tpl: Only install assert.h conditionally.
1956 * fixinc/inclhack.sh: Regenerated.
1957 * fixinc/fixincl.sh: Regenerated.
1959 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
1961 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
1962 Fix documentation of -ansi flag to describe its C++ behavior.
1963 Remove bogus reference to GCC 2.9.
1965 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
1967 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
1968 note if it is non-NULL.
1970 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
1972 * except.h (eh_nesting_info): Add new structure defintion.
1973 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
1974 (reachable_handlers, update_rethrow_references): Add function
1976 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
1977 a rethrow symbol instead of an integer exception region number.
1978 * flow.c (Make_edges): Use new exception nesting routines to determine
1979 which handlers are reachable from a CALL or asynchronous insn.
1980 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
1982 (delete_eh_regions): Update rethrow labels, and don't delete
1983 regions which are the target of a rethrow.
1984 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
1985 avoid overloading the SYMBOL_REF_USED flag.
1986 (rethrow_symbol_map): Use new rethrow_ref field.
1987 (rethrow_used): Use new rethrow_ref field.
1988 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
1989 of an integer. Fix formatting.
1990 (output_exception_table_entry): Use new rethrow_ref field.
1991 (can_throw): Check for EH_REGION_NOTE before deciding
1992 whether a CALL can throw or not.
1993 (scan_region): Call rethrow_used() instead of accessing data structure.
1994 (update_rethrow_references): New function to make sure only regions
1995 which are still targets of a rethrow are flagged as such.
1996 (process_nestinfo): New static function to initialize a handler
1997 list for a specific region.
1998 (init_eh_nesting_info): New function to allocate and initialize
1999 the list of all EH handlers reachable from all regions.
2000 (reachable_handlers): New function to retrieve the list of handlers
2001 reachable from a specific region and insn.
2002 (free_eh_nesting_info): New function to dispose of a list of
2005 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2007 * flow.c (split_edge): Set JUMP_LABEL field.
2008 (commit_one_edge_insertion): Set head correctly for insert_before.
2009 When inserting insns, update insn block numbers if allocated.
2011 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2013 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
2014 retry_incomplete_types): Add static prototype.
2015 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
2016 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
2017 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
2018 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
2019 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
2022 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
2023 dwarf2out_start_source_file, dwarf2out_line): Likewise.
2025 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2027 * output.h (assemble_name): Constify a char*.
2029 * varasm.c (UNIQUE_SECTION, assemble_start_function,
2030 assemble_variable, assemble_name): Likewise.
2032 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
2034 * arm/pe.c (arm_pe_unique_section): Likewise.
2036 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
2038 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
2040 * i386/interix.c (i386_pe_unique_section): Likewise.
2042 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2044 * i386/winnt.c (i386_pe_unique_section): Likewise.
2046 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
2048 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
2050 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
2052 * pa/pa.c (output_call): Likewise.
2054 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
2056 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
2058 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
2061 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
2064 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2066 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
2067 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
2069 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
2071 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2073 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
2075 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2077 * tree.h (lang_identify): Constify a char*.
2078 (print_error_function): Add extern prototype. Constify a char*.
2080 * c-lang.c (lang_identify): Constify a char*.
2082 * objc/objc-act.c (lang_identify): Constify a char*.
2084 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2086 * genpeep.c (main): Make generated file include "function.h".
2087 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
2089 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2091 * Makefile.in: Update dependencies.
2092 * alias.c: Include "function.h"
2093 * c-decl.c: Likewise.
2094 * caller-save.c: Likewise.
2095 * calls.c: Likewise.
2096 * combine.c: Likewise.
2098 * explow.c: Likewise.
2099 * final.c: Likewise.
2100 * global.c: Likewise.
2101 * graph.c: Likewise.
2102 * local-alloc.c: Likewise.
2104 * optabs.c: Likewise.
2105 * profile.c: Likewise.
2106 * recog.c: Likewise.
2107 * regclass.c: Likewise.
2108 * regmove.c: Likewise.
2109 * reload.c: Likewise.
2110 * reorg.c: Likewise.
2111 * resource.c: Likewise.
2112 * sched.c: Likewise.
2113 * stupid.c: Likewise.
2114 * config/1750a/1750a.c: Likewise.
2115 * config/a29k/a29k.c: Likewise.
2116 * config/arc/arc.c: Likewise.
2117 * config/arm/arm.c: Likewise.
2118 * config/arm/thumb.c: Likewise.
2119 * config/c4x/c4x.c: Likewise.
2120 * config/clipper/clipper.c: Likewise.
2121 * config/convex/convex.c: Likewise.
2122 * config/fx80/fx80.c: Likewise.
2123 * config/i860/i860.c: Likewise.
2124 * config/m68k/m68k.c: Likewise.
2125 * config/m88k/m88k.c: Likewise.
2126 * config/mips/mips.c: Likewise.
2127 * config/pdp11/pdp11.c: Likewise.
2128 * config/pyr/pyr.c: Likewise.
2129 * config/romp/romp.c: Likewise.
2130 * config/sh/sh.c: Likewise.
2131 * config/tahoe/tahoe.c: Likewise.
2132 * config/vax/vax.c: Likewise.
2133 * config/we32k/we32k.c: Likewise.
2134 * config/sparc/sparc.c: Include "function.h".
2135 (mem_min_alignment): Test current_function rather than
2136 regno_pointer_align.
2137 * config/pa/pa.c: Likewise.
2138 (compute_frame_size): Delete declaration of
2139 current_function_outgoing_args_size.
2140 * config/arc/arc.h (current_function_varargs): Delete declaration.
2141 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
2143 * config/i370/i370.h (current_function_outgoing_args_size): Delete
2145 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
2146 current_function_uses_pic_offset_table.
2147 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
2148 of current_function_returns_pointer.
2149 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2150 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2151 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2152 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2153 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2154 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
2155 * config/m88k/m88k.c: Include "function.h"
2156 (call_used_regs, current_function_pretend_args_size,
2157 current_function_outgoing_args_size, frame_pointer_needed): Delete
2159 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
2161 * config/mips/mips.h (current_function_calls_alloca): Delete
2163 * config/mn10200/mn10200.h (current_function_needs_context,
2164 rtx_equal_function_value_matters): Delete declarations.
2165 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
2166 flag_pic): Delete declarations.
2167 * config/pa/pa.h (current_function_pretend_args_size,
2168 current_function_decl): Delete declarations.
2169 * config/pa/som.h (current_function_varargs): Delete declaration.
2170 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
2172 * config/pyr/pyr.h (current_function_pretend_args_size,
2173 current_function_args_size, current_function_calls_alloca): Delete
2175 * config/sh/sh.h (current_function_varargs): Delete declaration.
2176 * config/sparc/sparc.h (current_function_outgoing_args_size,
2177 current_function_calls_alloca, current_function_decl): Delete
2179 * config/spur/spur.h (current_function_pretend_args_size,
2180 current_function_calls_alloca): Delete declarations.
2181 * config/v850/v850.c (current_function_outgoing_args_size): Delete
2183 * config/vax/vms.h (current_function_name): Delete declaration.
2184 * gcse.c: Include "function.h".
2185 (current_function_name, current_function_calls_setjmp): Delete
2187 * haifa-sched.c: Include "function.h".
2188 (forced_labels): Delete declaration.
2190 * reg-stack.c: Likewise.
2191 * reload1.c: Likewise.
2192 * genemit.c (main): Make generated file include function.h.
2193 * genoutput.c (output_prologue): Likewise.
2195 * builtins.c (saveregs_value, apply_args_value): Delete variables.
2196 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
2197 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
2198 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
2199 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
2200 macros for some of them.
2201 (emit_filename, emit_lineno): Delete declarations.
2202 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
2203 regno_pointer_* variables through current_function.
2204 (gen_inline_header_rtx): Delete function.
2205 (save_emit_status): Delete function.
2206 (set_new_last_label_num): New function.
2207 (clear_emit_caches): New function.
2208 (restore_emit_status): Just clear last_labelnum and call
2210 (get_last_insn_anywhere): Variable sequence_stack is now accessed
2211 through macro seq_stack.
2212 (add_insn_after): Likewise.
2213 (add_insn_before): Likewise.
2214 (remove_insn): Likewise.
2215 (pop_topmost_sequence): Likewise.
2216 (in_sequence_p): Likewise.
2217 (start_sequence_for_rtl_expr): Likewise.
2218 (start_sequence): Likewise, and likewise for
2219 sequence_rtl_expr/seq_rtl_expr.
2220 (push_topmost_sequence): Likewise.
2221 (end_sequence): Likewise.
2222 (init_virtual_regs): Now takes a "struct emit_status *" argument.
2223 All callers changed. Store into that pointer instead of globals.
2224 (init_emit): Allocate emit elt of current_function.
2225 Changes for sequence_rtl_expr/sequence_stack renaming.
2226 Call clear_emit_caches instead of doing it in-line.
2227 Access regno_pointer_* variables through current_function.
2228 (init_emit_once) Don't clear sequence_stack.
2230 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
2232 (arg_pointer_save_area): Delete declaration.
2233 (finish_expr_for_function): Renamed from init_queue; no longer static.
2234 (init_expr): Don't call init_queue.
2235 (save_expr_status, restore_expr_status): Delete functions.
2236 (expand_expr): Changes to reflect new layout of struct function.
2237 Don't access current_function_check_memory_usage when current_function
2239 * expr.h (forced_labels, save_expr_regs, saveregs_value,
2240 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
2241 current_function_outgoing_args_size, current_function_arg_offset_rtx,
2242 current_function_uses_const_pool, function_call_count,
2243 current_function_uses_pic_offset_table, nonlocal_labels,
2244 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
2245 current_function_check_memory_usage, nonlocal_goto_handler_slots,
2246 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
2248 (finish_expr_for_function): Declare.
2249 * flags.h (current_function_has_nonlocal_label,
2250 current_function_has_nonlocal_goto, current_function_is_thunk,
2251 current_function_has_computed_jump): Delete declarations.
2252 * flow.c (forced_labels): Delete declaration.
2253 * function.c (current_function_pops_args,
2254 current_function_returns_struct, current_function_returns_pcc_struct,
2255 current_function_needs_context, current_function_calls_setjmp,
2256 current_function_calls_longjmp, current_function_has_nonlocal_label,
2257 current_function_has_nonlocal_goto, current_function_is_thunk,
2258 current_function_has_computed_jump, current_function_calls_alloca,
2259 current_function_contains_functions, current_function_returns_pointer,
2260 current_function_epilogue_delay_list, current_function_args_size,
2261 current_function_pretend_args_size, current_function_arg_offset_rtx,
2262 current_function_outgoing_args_size, current_function_varargs,
2263 current_function_stdarg, current_function_args_info, cleanup_label,
2264 current_function_name, current_function_uses_const_pool,
2265 current_function_instrument_entry_exit, current_function_return_rtx,
2266 current_function_uses_pic_offset_table, nonlocal_labels,
2267 current_function_internal_arg_pointer, current_function_cannot_inline,
2268 current_function_check_memory_usage, function_call_count,
2269 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
2270 nonlocal_goto_stack_level, return_label, save_expr_regs,
2271 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
2272 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
2273 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
2274 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
2275 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
2277 (push_function_context_to): Don't save them. Don't call
2278 save_storage_status, save_emit_status or save_expr_status.
2279 (pop_function_context_from): Don't restore them. Don't call
2280 restore_storage_status or restore_expr_status.
2281 (get_func_frame_size): New function.
2282 (get_frame_size): Use it.
2283 (assign_outer_stack_local): Reflect some member name changes in struct
2285 (put_reg_into_stack): Likewise.
2286 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
2288 (fixup_var_refs): Likewise.
2289 (fix_lexical_addr): Likewise.
2290 (trampoline_address): Likewise.
2291 (prepare_function_start): Clear field inlinable of current_function.
2292 (init_function_for_compilation): New function.
2293 (expand_dummy_function_end): New function.
2294 (expand_function_end): Call finish_expr_for_function.
2295 * function.h (struct emit_status): New; fields moved here from struct
2296 function and from global variables. Add accessor macros for some of
2298 (struct expr_status): Likewise.
2299 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
2300 (struct function): Add fields expr and emit, inlinable, inl_emit,
2301 original_arg_vector, original_decl_initial, inl_last_parm_insn,
2302 inl_max_label_num. Add many comments.
2303 Add accessor macros for all elts of struct function that no longer
2304 have a global variable.
2305 (cleanup_label, return_label, frame_offset, tail_recursion_label,
2306 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
2307 stack_slot_list): Delete declarations.
2308 (get_func_frame_size): Declare.
2309 (save_expr_status, restore_expr_status, save_emit_status,
2310 save_storage_status, restore_storage_status): Delete declarations.
2311 (init_virtual_regs): Declare.
2312 * output.h (current_function_pops_args,
2313 current_function_returns_struct, current_function_returns_pcc_struct,
2314 current_function_needs_context, current_function_calls_setjmp,
2315 current_function_calls_longjmp, current_function_calls_alloca,
2316 current_function_has_nonlocal_label, current_function_varargs,
2317 current_function_has_computed_jump, current_function_returns_pointer,
2318 current_function_contains_functions, current_function_args_size,
2319 current_function_pretend_args_size, current_function_stdarg,
2320 current_function_outgoing_args_size, current_function_args_info,
2321 current_function_name, current_function_return_rtx,
2322 current_function_epilogue_delay_list,
2323 current_function_uses_const_pool, current_function_cannot_inline):
2324 Delete declarations.
2325 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
2326 regno_reg_rtx): Delete declaration.
2327 (REGNO_POINTER_FLAG): Delete macro.
2328 * stmt.c (expand_goto): Changes to reflect that some fields in struct
2329 function were renamed.
2330 * stor-layout.c (save_storage_status, restore_storage_status): Delete
2332 * toplev.c: Include "function.h".
2333 (current_function_decl): Delete declaration.
2334 (compile_file): Call init_dummy_function_start and
2335 expand_dummy_function_end around some initializations that need to
2337 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
2338 Call init_function_for_compilation.
2339 * unroll.c: Include "function.h"
2340 (unroll_loop): Access regno_pointer_* variables through
2343 * tree.h (struct tree_decl): Add elt f to saved_insns member.
2344 (DECL_SAVED_INSNS): use it.
2345 (expand_dummy_function_end): Declare.
2346 (init_function_for_compilation): Declare.
2347 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
2348 that it's no longer an INLINE_HEADER.
2349 (expand_call): Likewise.
2350 * integrate.c (finish_inline): Delete function.
2351 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
2352 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
2353 args. Don't generate an INLINE_HEADER rtx, just return the arg
2354 vector. All callers changed.
2355 (save_for_inline_copying): Create a duplicate struct emit_status to
2356 hold the emit state for compiling the current function. Use this and
2357 the other new fields in struct function that are for integration
2358 instead of an INLINE_HEADER.
2359 Use memcpy instead of bcopy.
2360 Store the current struct function in DECL_SAVED_INSNS of fndecl.
2361 (save_for_inline_nocopy): Similar changes, except no new emit_status
2363 (expand_inline_function): Get information from function structure,
2364 not from an inline header rtx.
2365 (output_inline_function): Lose code to extract the necessary
2366 information from an inline header; simply put back the function
2367 structure into current_function. Clear its inlinable elt.
2368 * rtl.def (INLINE_HEADER): Delete.
2369 * rtl.h: Delete all accessors for an INLINE_HEADER.
2370 (gen_inline_header_rtx): Delete declaration.
2371 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
2372 Delete declarations.
2373 (REGNO_POINTER_ALIGN): Delete.
2374 (clear_emit_caches): Declare.
2375 (set_new_last_label_num): Declare.
2377 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
2379 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
2381 * except.c (expand_eh_region_start_for_decl): Always start a new block.
2382 * stmt.c (is_eh_region): Make sure current_function is present, too.
2384 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
2386 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
2387 for 64bit PA targets.
2389 * pa.h (SELECT_SECTION): Define.
2390 * som.h (SELECT_SECTION): Delete.
2392 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2394 * alias.c (init_alias_analysis): Wrap call to
2395 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
2397 1999-08-07 Bruce Korb <autogen@linuxbox.com>
2399 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
2400 <sys/asm.h> contains an asm comment with an apostrophe
2401 * fixinc/inclhack.sh: regen
2402 * fixinc/fixincl.x: regen
2404 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
2406 * function.c (init_function_start): Clear prologue & epilogue.
2407 (prologue_epilogue_contains): New function.
2408 * alias.c (init_alias_analysis): Use it.
2409 * rtl.h (prologue_epilogue_contains): Declare it.
2411 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
2413 * jump.c (onlyjump_p): New function.
2414 * rtl.h: Declare it.
2415 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
2416 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
2418 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
2420 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
2421 to invert loops. Simplify block scanning.
2423 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2425 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
2426 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
2428 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
2430 * config/sparc/liteelf.h: New file to support sparclite-elf target
2431 * config/sparc/t-sp86x: New file to support sparc86x targets
2432 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
2433 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
2434 * configure.in: Support above target triplets
2435 * configure: Regenerated
2437 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
2439 * fixinc/server.c (server_setup): Do not prefix function used as
2442 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
2444 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
2445 Remove fp reg alternatives.
2447 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
2449 * Makefile.in (TAROUTOPTS): Kill.
2450 (install-headers-tar): Use "xpf" for tar headerfile extraction
2451 * i370/x-oe (TAROUTOPTS): Delete.
2452 * m68k/x-apollo68 (TAROUTOPTS): Delete.
2453 * m68k/x-hp320 (TAROUTOPTS): Delete.
2454 * m68k/x-hp320g (TAROUTOPTS): Delete.
2455 * gcc.texi: Update bug reporting text.
2457 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2459 * reg-stack.c (change_stack) Fixed problem with negative array index.
2461 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
2463 * extend.texi, install.texi: Fix spelling mistakes.
2465 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
2466 (s-attrtab); No longer try to use pre-made insn-attrtab file.
2467 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
2469 * mips/t-ecoff: Likewise.
2470 * mips/t-elf: Likewise.
2471 * mips/t-mips: Likewise.
2472 * mips/t-osfrose: Likewise.
2473 * mips/t-r3900: Likewise.
2474 * mips/t-svr3: Likewise.
2475 * mips/t-svr4: Likewise.
2476 * mips/t-ultrix: Likewise.
2478 * gcc.texi: Document recommend means to provide software floating
2479 point libraries in libgcc.a
2481 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
2483 * c-lex.c (yylex): We can have a number with no digits.
2485 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
2487 * jump.c (delete_prior_computation): New function, broken
2488 out of delete_computation. Check for side effects with
2489 side_effects_p instead of FIND_REG_INC_NOTE. Handle
2490 multi-word hard registers.
2491 (delete_computation): Use it. Check for side effects with
2492 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
2493 missing REG_DEAD note for a register which is both set and
2496 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
2498 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
2499 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
2500 (ASM_FILE_START): Import _mcount with the right type.
2501 (ASM_DECLARE_FUNCTION_NAME): Define.
2502 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2503 * pa.c (output_function_prologue): Always emit the function's label
2505 * pa.h (TEXT_SPACE_P): Define.
2506 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
2507 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
2508 * som.h (TEXT_SPACE_P): Delete.
2509 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
2510 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
2512 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
2514 * expr.c (emit_group_load): Allow src to be a CONCAT.
2516 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2518 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
2519 (___mulsi3): Use '!' comment character.
2521 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2523 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
2525 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
2527 * gcc.c: Update URLs and mail addresses.
2528 * gcc.texi: Likewise.
2530 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
2532 * rs6000.c (current_file_function_operand): Return zero for
2534 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
2536 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
2539 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
2541 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
2542 allocate space in the stack frame for the PIC register.
2544 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
2546 * m68k.md (xordi3, anddi3): These patterns are not available on
2549 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
2551 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
2552 (PUT_REAL): Likewise.
2554 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2556 * final.c (shorten_branches): Don't add an alignment for loops
2557 that have no label inside.
2559 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2561 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
2562 prototypes in macro HAVE_cmpstrsi.
2564 * cpplib.c (cpp_get_token): Remove unused label `op3'.
2566 * emit-rtl.c (operand_subword): Remove unused variable
2569 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
2571 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
2573 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
2575 * cpphash.c (macroexpand): Delete leading whitespace when arg
2576 is concatenated before.
2577 (unsafe_chars): Correct test for whether + and - can extend a
2580 * cppinit.c (cpp_start_read): Do dependencies for
2581 -include/-imacros files also.
2583 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
2584 tokenizing non-directive lines.
2585 (cpp_expand_to_buffer): Temporarily disable no-output mode.
2586 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
2589 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
2591 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
2593 * c-lex.c: Sync with C++ frontend.
2594 (linemode): New variable.
2595 (parse_float): imag, conversion_errno, and type are output only.
2596 (yylex): Adjust. Move initial '.' case into main switch.
2598 (handle_generic_pragma): Just deal with tokens.
2599 (readescape): Use ISXDIGIT and ISGRAPH.
2600 * c-parse.in: Add END_OF_LINE token.
2602 * c-lex.c (lang_init): Generalize.
2603 (nextchar): Remove. Replace uses with UNGETC.
2604 (skip_white_space): Handle linemode here. Optimize for cpplib.
2605 (skip_white_space_on_line): Remove.
2606 (extend_token_buffer_to): New fn.
2607 (extend_token_buffer): Use it.
2608 (read_line_number, check_newline): Just deal with tokens.
2609 (token_getch, token_put_back): New fns.
2610 (yylex): Use them. More cpplib optimizations. Simplify.
2612 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
2613 Jason Merrill <jason@yorick.cygnus.com>
2615 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
2616 (consume_string): Make this smart about USE_CPPLIB.
2617 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
2618 (yylex): Rewrite to be intelligent about USE_CPPLIB.
2619 Also, clean up cases where we redundantly set token_buffer[0].
2620 (read_line_number): New fn.
2621 (ignore_escape_flag): New variable.
2623 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
2625 * a29k/t-a29kbare: Fix some comments.
2626 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
2627 (FPBIT, DPBIT): Define.
2628 * a29k/t-vx29k: Likewise.
2629 * arc/t-arc: Likewise.
2630 * arm/t-arm-elf: Likewise.
2631 * arm/t-bare: Likewise.
2632 * arm/t-pe: Likewise.
2633 * arm/t-pe-thumb: Likewise.
2634 * arm/t-semi: Likewise.
2635 * arm/t-thumb: Likewise.
2636 * arm/t-thumb-elf: Likewise.
2637 * arm/t-thumb-linux: Likewise.
2638 * h8300/t-h8300: Likewise.
2639 * i960/t-i960: Likewise.
2640 * i960/t-vxworks960: Likewise.
2641 * m32r/t-m32r: Likewise.
2642 * mips/t-ecoff: Likewise.
2643 * mips/t-elf: Likewise.
2644 * mips/t-r3900: Likewise.
2645 * pa/t-pro: Likewise.
2646 * rs6000/t-aix43: Likewise.
2647 * rs6000/t-beos: Likewise.
2648 * rs6000/t-newas: Likewise.
2649 * rs6000/t-ppccomm: Likewise.
2650 * rs6000/t-rs6000: Likewise.
2651 * rs6000/t-winnt: Likewise.
2652 * rs6000/t-xnewas: Likewise.
2653 * rs6000/t-xrs6000: Likewise.
2654 * sh/t-sh: Likewise.
2655 * sparc/t-elf: Likewise.
2656 * sparc/t-sparcbare: Likewise.
2657 * sparc/t-sparclite: Likewise.
2658 * sparc/t-splet: Likewise.
2659 * v850/t-v850: Likewise.
2660 * mn10200/t-mn10200: Fix comments.
2661 * mn10300/t-mn10300: Likewise.
2663 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
2664 dummy operand. Allocate a new pseudo for the dummy operand.
2665 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
2667 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
2669 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
2671 * configure: Rebuilt.
2672 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
2674 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
2676 * recog.c (preproces_constraints): Zero recog_op_alt before
2677 processing the constraints.
2679 * arm.c (typedef minipool_node): Renamed from pool_node.
2680 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
2681 (add_minipool_constant): New function.
2682 (dump_minipool): New function.
2683 (find_barrier): Remove special case for getting the insn size of
2684 an insn that references the constant pool.
2685 (minipool_fixup): New structure.
2686 (push_minipool_barrier): New function.
2687 (push_minipool_fix): New function.
2688 (note_invalid_constants): New function.
2689 (add_pool_constant, dump_table, fixit, broken_move): Delete.
2690 (arm_reorg): Rewrite code to fix up the constant pool into a
2691 series of mini-pools embedded in the insn stream.
2692 (arm_output_epilogue): New function, made mainly from the body
2693 of output_func_epilogue.
2694 (output_func_epilogue): Move insn generation part of epilogue code
2695 to arm_output_epilogue.
2696 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
2697 * arm.md (pool_range): New attribute.
2698 (zero_extendqidi2): Add attribute pool_range.
2699 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
2700 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
2701 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
2702 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
2703 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
2704 (epilogue): New expand.
2705 (epilogue_insn): New insn. Call arm_output_epilogue.
2707 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
2708 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
2710 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
2712 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2714 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
2716 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
2718 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
2720 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
2722 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
2724 * global.c: Fix comment.
2726 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
2728 * gcc.c (access_check): New static function.
2729 (find_a_file): Use it when searching a directory list.
2730 * collect2.c (find_a_file): Don't accept directories found when
2731 searching a directory list.
2733 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
2735 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
2736 function parameters with `&'.
2737 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
2739 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
2741 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
2742 or tidy_fallthru_edge if the last insn in the block is not
2743 an unconditional jump or a simple conditional jump.
2745 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2747 * Makefile.in (c-decl.o): Depends on defaults.h.
2749 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
2751 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
2753 (CLASS_MAX_NREGS): Likewise.
2755 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
2757 * cse.c (cse_insn): Fix dumb thinko in last change.
2759 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2761 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
2764 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
2766 * dwarf2out.c (add_location_or_const_value_attribute): Correct
2767 test for sizes of passed and declared parameter types.
2769 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2771 * fixincludes: Fix the return type of bsearch, char* -> void*.
2773 * fixinc/inclhack.def: Likewise.
2775 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
2777 * invoke.texi (-fdump-translation-unit): New option.
2779 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
2781 * expr.h (PROMOTE_PROTOTYPES): Move ...
2782 * defaults.h: ... to here.
2783 * c-decl.c: Include defaults.h instead of expr.h.
2784 * c-typeck.c: Include defaults.h.
2786 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
2788 * toplev.h (errorcount): Declare.
2789 (warningcount): Likewise.
2790 (sorrycount): Likewise.
2791 * c-lex.c (errorcount): Don't declare.
2792 * dwarf2out.c (errorcount): Don't declare.
2794 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
2796 * config/libgloss.h: Add a note discouraging use with ELF.
2797 * configure.in: Don't use libgloss.h for ELF targets.
2798 Always use_collect2 on a.out targets.
2800 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
2802 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
2803 (force_to_mode, case ASHIFTRT): Add shiftrt label.
2805 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2807 * loop.c (strength_reduce): When doing biv->giv conversion, update
2808 reg note of NEXT->insn.
2810 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2812 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
2814 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2816 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
2817 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
2818 Ensure expr.h is included.
2819 * c-typecheck.c (convert_arguments): Ditto.
2821 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
2823 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
2824 * config/convex/convex.h: Ditto.
2825 * config/dsp16xx/dsp16xx.h: Ditto.
2826 * config/fx80/fx80.h: Ditto.
2827 * config/gmicro/gmicro.h: Ditto.
2828 * config/i370/i370.h: Ditto.
2829 * config/i386/i386.h: Ditto.
2830 * config/m32r/m32r.h: Ditto.
2831 * config/m68k/m68k.h: Ditto.
2832 * config/m88k/m88k.h: Ditto.
2833 * config/mips/mips.h: Ditto.
2834 * config/pa/pa.h: Ditto.
2835 * config/pyr/pyr.h: Ditto.
2836 * config/tahoe/tahoe.h: Ditto.
2837 * config/we32k/we32k.h: Ditto.
2839 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
2842 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
2844 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
2847 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
2849 1999-08-02 Richard Henderson <rth@cygnus.com>
2851 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
2852 for the register spill block.
2854 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
2855 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
2857 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
2858 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
2859 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
2861 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2863 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
2864 MAX_WCHAR_TYPE defined in sparc.h.
2865 * config/sparc/linuxaout.h: Likewise.
2866 * config/sparc/linux64.h: Likewise.
2867 Also default to -mvis if CPU is UltraSPARC.
2869 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2871 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
2872 (RTX_OK_FOR_OLO10): Likewise.
2873 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
2874 %lo(), allow it in addresses...
2875 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
2876 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
2877 does not make sense.
2878 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
2879 (sparc_output_scratch_registers): New function.
2880 (output_function_prologue, sparc_flat_output_function_prologue): Use
2882 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
2884 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
2885 * configure.in: Add check for .register pseudo-op support in as and
2886 check for offsetable %lo().
2887 * acconfig.h: Add templates for the above checks.
2888 * configure: Regenerate.
2890 1999-08-02 Richard Henderson <rth@cygnus.com>
2892 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
2893 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
2894 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
2896 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2898 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
2901 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
2903 * config/float-sparc.h: New file.
2904 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
2905 sparc-*-linux-gnu and sparc64-*-linux*.
2907 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2909 * rs6000.c (rs6000_va_list): Type is an array.
2910 (rs6000_va_start): Don't doubly adjust for varargs.
2911 (rs6000_va_arg): Evaluate long long GPR adjustment.
2913 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
2915 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
2916 -maix64 and -maix32.
2917 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
2918 LINK_SPEC): Change appropriately.
2919 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
2920 (u_short_cint_operand): Likewise.
2921 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
2923 * rs6000/t-aix43 (MULTILIB): Change to -m64.
2925 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
2927 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
2929 * rs6000/rs6000.c (num_insns_constant_wide): Correct
2931 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
2932 (non_add_cint_operand): Likewise.
2933 (logical_operand): Likewise.
2934 (non_logical_cint_operand): Likewise.
2935 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
2936 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
2937 (rs6000_select_rtx_section): Suppress warning.
2938 (small_data_operand): Suppress warning.
2939 (rs6000_got_register): Suppress warning.
2940 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
2941 type, so `J' is generally the wrong constraint for a SImode value;
2943 (andsi3_internal2): Likewise.
2944 (andsi3_internal3): Likewise.
2945 (iorsi3_internal1): Likewise.
2946 (xorsi3_internal1): Likewise.
2948 (movsf_softfloat): Likewise.
2949 (scc insns): Likewise.
2950 (movsi+2): Preserve sign bits of SImode constant.
2951 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
2952 (movdf+1): Sign-extend properly.
2953 (movdi_32+1): Sign-extend properly.
2954 (scc insns): Sign-extend properly.
2956 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
2959 1999-08-02 Richard Henderson <rth@cygnus.com>
2961 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
2963 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
2964 * alpha.md (all fp insns): Likewise.
2966 1999-08-02 Nick Clifton <nickc@cygnus.com>
2968 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
2971 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
2973 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
2974 pic_load_label generator directly.
2975 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
2976 No longer a named pattern.
2978 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
2980 * explow.c (force_reg): Call force_operand if X does not
2981 satisfy general_operand.
2983 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
2985 * fix-header.c (main): When testing for CONTINUED, use string
2986 equality, not pointer equality.
2988 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
2990 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
2992 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
2994 * cse.c (cse_insn): Fix loop which deletes insns after a jump
2995 that has become an unconditional jump.
2997 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
2998 (output_function_epilogue): Similarly.
3000 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3002 * tree.h (init_dummy_function_start): Declare.
3004 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3006 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
3007 last_expr_type, last_expr_value, block_start_count, block_stack,
3008 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
3009 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
3010 dynamically in stmt elt of struct function for each function.
3011 (struct nesting): Rename function_call_count elt to n_function_calls,
3012 target_temp_slot_level to block_target_temp_slot_level. All users
3014 (struct stmt_status): New structure definition.
3015 Add many accessor macros for stmt_status elements which previously
3016 were global variables.
3017 (init_stmt_for_function): Allocate stmt elt for current_function.
3018 Reflect that block_start_count was renamed to
3019 current_block_start_count.
3020 (save_stmt_status, restore_stmt_status): Delete functions.
3021 (preserve_subexpressions_p): Don't access loop_stack when outside
3023 (expand_start_bindings): Reflect that block_start_count was renamed to
3024 current_block_start_count.
3025 (expand_fixup): Likewise.
3026 (expand_decl): Don't access block_stack when outside a function.
3027 (expand_decl_cleanup): Likewise.
3028 (expand_dcc_cleanup): Likewise.
3029 (expand_dhc_cleanup): Likewise.
3030 (expand_anon_union_decl): Likewise.
3031 (set_file_and_line_for_stmt): New function.
3032 (in_control_zone_p): New function.
3034 * function.h (struct function): Add new elt stmt.
3035 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
3036 case_stack, nesting_stack, nesting_depth, block_start_count,
3037 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
3038 emit_lineno, goto_fixup_chain.
3039 (save_eh_status, restore_eh_status, save_stmt_status,
3040 restore_stmt_status): Delete declarations.
3041 * function.c (push_function_context_to): Don't call save_stmt_status.
3042 (pop_function_context_to): Don't call restore_stmt_status.
3043 * tree.h (in_control_zone_p): Declare.
3044 * rtl.h (set_file_and_line_for_stmt): Declare.
3046 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
3047 call set_file_and_line_for_stmt.
3049 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
3051 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
3052 Also update copyright.
3054 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3056 * c-pragma.c: Don't include "except.h".
3057 * emit-rtl.c: Likewise.
3058 * stor-layout.c: Likewise.
3060 * varasm.c: Likewise.
3062 * flow.c: Include "function.h".
3063 * tree.h (init_dummy_function_start): Declare new function.
3065 * except.h (struct eh_status): New structure.
3066 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
3068 (eh_return_stub_label, ehstack, catchstack, ehqueue,
3069 catch_clauses, false_label_stack, caught_return_label_stack,
3070 protect_list, current_function_ehc): Add accessor macros for the
3071 corresponding fields in current_function->eh; delete declarations
3072 for all items that used to be declared here.
3073 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
3074 catch_clauses, false_label_stack, caught_return_label_stack,
3075 protect_list, current_function_ehc): Delete variables.
3076 (init_eh_for_function): Allocate current_function->eh.
3077 (save_eh_status, restore_eh_status): Delete functions.
3079 * function.h (struct function): Add fields next_global and eh.
3080 Delete all exception handling related fields.
3081 * function.c (current_function): New variable.
3082 (all_functions): New variable.
3083 (push_function_context_to): Don't allocate a struct function,
3084 use current_function instead. Call init_dummy_function_start when
3085 outside a function. Clear current_function before returning.
3086 (pop_function_context_from): Restore current_function.
3087 Don't free the restored struct function.
3088 (prepare_function_start): New function.
3089 (init_dummy_function_start): New function.
3090 (init_function_start): Break out some code into prepare_function_start
3093 * stmt.c (save_stmt_status): Don't call save_eh_status.
3094 (restore_stmt_status): Don't call restore_eh_status.
3096 * Makefile.in: Update dependencies.
3098 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
3100 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
3101 of depending on a magic constant value. Update comments.
3102 (hppa_expand_prologue): Similarly.
3104 * pa.md (reload_indi, reload_outdi): Allow any register for the
3105 original reload register.
3107 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
3109 * cccp.c (print_help): Change marcos to macros.
3111 1999-07-30 Richard Henderson <rth@cygnus.com>
3113 * c-typeck.c (initializer_constant_valid_p): Move ...
3114 * c-common.c (initializer_constant_valid_p): ... here. Use
3115 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
3117 * c-common.h (initializer_constant_valid_p): Declare.
3118 * c-tree.h (initializer_constant_valid_p): Remove.
3120 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
3122 * config/i386/sol2-c1.asm: Align the stack.
3123 * config/i386/sol2-gc1.asm: Likewise.
3125 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
3127 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
3128 -Asparclite for sparc86x.
3129 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
3131 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
3133 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
3135 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
3136 the user if using the non-default arch size in BI_ARCH configuration.
3137 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
3139 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
3140 Fix patterns so that they actually match.
3141 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
3142 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
3143 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
3145 (mulsidi3): Reflect this in the expand.
3146 (smulsi3_highpart): Only on TARGET_ARCH32.
3147 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
3148 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
3149 (umulsidi3): Reflect this in the expand.
3150 (umulsi3_highpart): Only on TARGET_ARCH32.
3151 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
3152 don't require g0 to be zero.
3153 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
3154 ({,u}divsi3): New expands.
3155 ({,u}divsi3_sp64): New patterns.
3156 (after lshrdi3_v8plus): Four new patterns to help combiner
3157 optimizing nested mixed mode shifts.
3159 * config/sparc/sparc.c (sparc_override_options): Use deprecated
3160 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
3161 speed things up. Don't use them by default on plain v9 in 64bit
3162 mode, according to what SPAMv9 sais.
3164 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
3165 top 32 bits of %[og][0-7] in signal handlers.
3166 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
3168 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
3170 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
3171 (ashlsi3): Corresponding changes.
3173 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
3175 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
3177 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
3179 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3181 * arm.h (Hint): Delete macro.
3182 Substitute HOST_WIDE_INT for Hint in some prototypes.
3183 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
3185 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
3187 * builtins.c (expand_builtin_setjmp): Use force_operand to
3188 make sure that the buffer address is in a suitable form to be
3189 passed to force_reg.
3191 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
3193 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
3196 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
3198 * pa.md (indirect_jump): Remove mode from match_operand. Verify
3199 proper mode in the condition string.
3200 (icacheflush, dcacheflush): Remove modes from match_operands.
3202 * pa.c (emit_move_sequence): Always convert scratch_reg to the
3203 proper mode before using it.
3205 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
3208 * pa.c (store_reg): Do not call add_high_const generator directly.
3209 (load_reg, set_reg_plus_d): Likewise.
3210 * pa.md (add_high_const): No longer a named pattern.
3212 * pa.c (legitimize_address): Consistently use Pmode rather than
3213 SImode. Do not call gen_pic2_highpart directly anymore.
3214 * pa.md (pic2_highpart): No longer a named pattern.
3215 (pic2_lo_sum): Similarly. Reformat to make more readable.
3217 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
3222 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3224 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
3226 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
3228 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
3229 and tag the spill mems.
3230 (hppa_va_start): New.
3232 * pa.h (EXPAND_BUILTIN_VA_START): New.
3233 (EXPAND_BUILTIN_VA_ARG): New.
3235 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
3237 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
3238 and tag the spill mems.
3239 (mn10300_va_start): New.
3240 (mn10300_va_arg): New.
3241 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
3242 (EXPAND_BUILTIN_VA_ARG): New.
3244 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
3246 * mn10200.c (mn10200_va_arg): New.
3247 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
3249 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
3251 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
3252 rather than play with TREE_INT_CST_LOW.
3254 1999-07-27 Philip Blundell <pb@nexus.co.uk>
3256 * config/arm/telf.h: Include dbxelf.h.
3257 (CPP_PREDEFINES): Only define if not already defined.
3258 (ASM_IDENTIFY_GCC): Likewise.
3259 (SUBTARGET_EXTRA_SECTIONS): Likewise.
3260 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
3261 * config/arm/thumb.h (LINK_SPEC): Only define if not already
3263 (DBX_DEBUGGING_INFO): Don't define.
3264 * config/arm/linux-telf.h: New file.
3265 * config/arm/linux-tgas.h: New file.
3266 * config/arm/t-thumb-linux: New file.
3267 * config/arm/uclinux-elf.h: New file.
3268 * config/arm/uclinux-telf.h: New file.
3269 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
3270 thumb-*-uclinux): New targets.
3271 * configure: Regenerate.
3273 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
3275 * pa.md (post_store, pre_load): New expanders.
3276 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
3277 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
3278 need to directly generate RTL for them.
3279 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
3282 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
3284 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
3285 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
3286 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
3287 (secndary_reload_class): Make TARGET_ELF conditional compile.
3288 (print_operand_address): Similar.
3289 (output_toc): Print all values as hex.
3290 (get_issue_rate): Rearrange and add RS64A and PPC630.
3291 * rs6000.h (processor_type): Add RS64A and PPC630.
3292 (PROCESSOR_POWERPC64): New.
3293 (PROMOTE_MODE): Use word_mode.
3294 (RTX_COSTS): Add RS64A and PPC630.
3295 * rs6000.md (scheduling information): Add lmul and ldiv
3296 representing 64-bit integer multiply and divide. Add rs64a and
3298 (ashldi3): Add support for "rldic" instruction.
3299 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
3301 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
3303 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
3304 instead of V8 for sparclite86x in cpu_table.
3306 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3308 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
3309 output_file_directive.
3311 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
3313 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
3314 tree for op1, not the rtl.
3316 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
3318 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
3319 to m88k_va_start, leaving only the register spill.
3320 (m88k_build_va_list): New.
3321 (m88k_va_start): New.
3323 * m88k.h (BUILD_VA_LIST_TYPE): New.
3324 (EXPAND_BUILTIN_VA_START): New.
3325 (EXPAND_BUILTIN_VA_ARG): New.
3327 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
3329 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
3330 Rename from expand_builtin_saveregs.
3331 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
3333 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
3335 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
3336 for the register spill block.
3337 (i960_build_va_list): New.
3338 (i960_va_start): New.
3340 * i960.h (BUILD_VA_LIST_TYPE): New.
3341 (EXPAND_BUILTIN_VA_START): New.
3342 (EXPAND_BUILTIN_VA_ARG): New.
3343 * i960.md (store_multiple): Use change_address on individul mems.
3345 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
3347 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
3349 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
3350 (expand_builtin_va_end): Evaluate arg for side effects.
3351 * c-common.c (c_common_nodes_and_builtins): Construct a
3352 va_list_arg_type_node to handle array decomposition to pointer.
3354 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
3356 * except.c (start_dynamic_cleanup): Use force_operand on the
3359 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
3361 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
3362 * c4x.c (c4x_va_arg): New.
3364 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
3366 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
3369 1999-07-26 Nathan Sidwell <nathan@acm.org>
3371 * eh-common.h (__eh_matcher): Prototype correctly.
3373 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
3375 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
3376 (TARGET_SINGLE_PIC_BASE): Likewise.
3377 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
3379 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
3380 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
3381 (TARGET_OPTIONS): Add -mpic-register=N.
3382 (OUTPUT_INT_ADDR_CONST): New macro.
3383 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
3384 LEGITIMATE_PIC_OPERAND_P): Likewise.
3385 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
3386 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
3387 output_addr_const directly.
3388 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
3390 (thumb_pic_register, thumb_pic_register_string): Declare.
3392 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
3394 (label_mentioned_p): New function: Imported from arm.c.
3395 (legitimize_pic_address): New function: Imported from arm.c.
3396 (is_pic):New function: Imported from arm.c.
3397 (thumb_finalize_pic):New function: Imported from arm.c.
3398 (add_constant): Cope with PIC constants.
3399 (fixit): Cope with PIC constants.
3400 (output_return): Do not treat the PIC register as live if
3401 TARGET_SINGLE_PIC_BASE is true.
3402 (thumb_function_prologue): Do not treat the PIC register as live if
3403 TARGET_SINGLE_PIC_BASE is true.
3404 (thumb_expand_prologue): Do not treat the PIC register as live if
3405 TARGET_SINGLE_PIC_BASE is true.
3406 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
3407 TARGET_SINGLE_PIC_BASE is true.
3408 (thumb_print_operand): Accept '|'.
3409 (thumb_override_options): Process PIC options.
3411 * config/arm/thumb.md (movsi): Support PIC.
3412 (call_insn): Change "i" constraint to "X".
3413 (call_value_insn): Likewise.
3414 (consttable_4, consttable_8, consttable_end): Set and clear
3415 "making_const_table" as appropriate.
3416 (pic_load_addr, pic_add_dot_plus_four): New insns.
3418 * invoke.texi (Thumb Options): Fix spelling. Document new
3419 options -msingle-pic-base and -mpic-register=.
3421 1999-07-26 Andrew Haley <aph@cygnus.com>
3423 * config/m32r/initfini.c (__init): Use a full word immediate for
3424 __fini: this allows it to be placed in any memory region.
3426 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
3427 -mmodel=medium. This is OK for all memory models.
3429 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
3431 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
3432 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
3434 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
3436 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
3439 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
3441 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
3443 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
3444 (BUILD_VA_LIST_TYPE): New.
3445 (EXPAND_BUILTIN_VA_START): New.
3446 (EXPAND_BUILTIN_VA_ARG): New.
3447 * i860.c (output_delayed_branch): Disable.
3448 (output_delay_insn): Likewise.
3449 (i860_saveregs): New.
3450 (i860_build_va_list): New.
3451 (i860_va_start): New.
3453 * i860.md: Disable all peepholes using output_delayed_branch.
3454 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
3456 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
3458 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
3459 (BUILD_VA_LIST_TYPE): New.
3460 (EXPAND_BUILTIN_VA_START): New.
3461 (EXPAND_BUILTIN_VA_ARG): New.
3462 * clipper.c (clipper_builtin_saveregs): Only dump registers.
3463 Return the address of the save area.
3464 (clipper_build_va_list): New.
3465 (clipper_va_start): New.
3466 (clipper_va_arg): New.
3468 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
3470 * arc.h (EXPAND_BUILTIN_VA_START): New.
3471 (EXPAND_BUILTIN_VA_ARG): New.
3472 * arc.c (arc_setup_incoming_varargs): Set alias set of
3474 (arc_va_start): New.
3477 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
3479 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
3480 (BUILD_VA_LIST_TYPE): New.
3481 (EXPAND_BUILTIN_VA_START): New.
3482 (EXPAND_BUILTIN_VA_ARG): New.
3483 * alpha.c (alpha_builtin_saveregs): Delete.
3484 (alpha_build_va_list): New.
3485 (alpha_va_start): New.
3486 (alpha_va_arg): New.
3488 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
3490 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
3492 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
3493 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
3495 * gcc.texi: More changes related to list conversion.
3496 * invoke.texi: Likewise.
3498 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
3500 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
3501 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
3502 (expand_builtin_next_arg): Accept ARGLIST not EXP.
3503 (stabilize_va_list): New function.
3504 (std_expand_builtin_va_start): New function.
3505 (expand_builtin_va_start): New function.
3506 (get_varargs_alias_set): New function.
3507 (std_expand_builtin_va_arg): New function.
3508 (expand_builtin_va_arg): New function.
3509 (expand_builtin_va_end): New function.
3510 (expand_builtin_va_copy): New function.
3511 (expand_builtin): Call them.
3512 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
3513 __builtin_{varargs_start,stdarg_start,end,copy}.
3514 (build_va_arg): New function.
3515 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
3516 (build_va_arg): Declare.
3517 * c-decl.c (ptr_type_node, va_list_type_node): New.
3518 * c-parse.gperf (__builtin_va_arg): New.
3519 * c-parse.in (VA_ARG): New token.
3520 (unary_expr): Recognize it.
3521 * expr.c (expand_expr): Expand VA_ARG_EXPR.
3522 * expr.h (std_expand_builtin_va_start): Declare.
3523 (std_expand_builtin_va_arg): Declare.
3524 (expand_builtin_va_arg): Declare.
3525 (get_varargs_alias_set): Declare.
3526 * tree.def (VA_ARG_EXPR): New.
3527 * tree.h (BUILT_IN_VARARGS_START): New.
3528 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
3529 (ptr_type_node, va_list_type_node): Declare.
3530 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
3531 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
3532 * m88k.h, m88k.c: Likewise.
3533 * mn10300.h, mn10300.c: Likewise.
3534 * pa.h, pa.c: Likewise.
3535 * rs6000.h, rs6000.c: Likewise.
3536 * sh.h, sh.c: Likewise.
3537 * sparc.h, sparc.c: Likewise.
3539 * emit-rtl.c (operand_subword): Copy alias set.
3540 (change_address): Likewise.
3542 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
3544 * pa.c (compute_frame_size): Scan all the used callee saved registers,
3545 not just the first one.
3547 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
3549 * config/arm/arm.h (TARGET_SWITCHES): Add
3550 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
3551 (TARGET_OPTIONS): Add -mpic-register=.
3552 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
3553 (arm_pic_register_string): Declare.
3554 (NEED_PLT_GOT): Delete, replace with ...
3555 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
3556 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
3557 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
3558 * config/arm/arm.c (arm_override_options): Add new option
3560 (arm_pic_register_string): New variable.
3561 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
3562 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
3563 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
3564 (output_return_instruction): Likewise.
3565 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
3566 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
3567 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
3569 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
3570 mention of -msched-prolog. Document new options -msingle-pic-base
3571 and -mpic-register=.
3573 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
3575 * haifa-sched.c (reemit_notes): Tidy.
3576 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
3579 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
3581 * explow.c (trunc_int_for_mode): New function.
3582 (plus_constant_wide): Use it.
3583 * combine.c (simplify_and_const_int): Likewise.
3584 (merge_outer_ops): Likewise.
3585 (simplify_shift_const): Likewise.
3586 * cse.c (simplify_unary_operation): Likewise.
3587 (simplify_binary_operation): Likewise.
3588 * emit-rtl.c (operand_subword): Likewise.
3589 * rtl.h: Declare it.
3591 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3593 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
3594 (use NUM_REGS instead of NUM_INTS).
3596 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3598 * builtins.c: New file.
3599 * expr.c (saveregs_value, apply_args_value): Delete definition,
3600 moved into builtins.c.
3601 (string_constant): No longer static.
3602 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
3603 apply_args_size, apply_result_size, result_vector,
3604 expand_builtin_apply_args, expand_builtin_apply,
3605 expand_builtin_return): Delete functions, moved into builtins.c.
3606 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
3607 * expr.h (saveregs_value, apply_args_value): Declare variables.
3608 (expand_builtin, string_constant): Declare functions.
3609 * Makefile.in: Update to build builtin.o.
3611 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
3613 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
3614 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
3615 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
3616 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
3618 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
3621 1999-07-21 Michael Meissner <meissner@cygnus.com>
3623 * print-rtl.c (print_rtx): Print the names of the virtual
3626 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
3628 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
3629 introduced in previous delta.
3631 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3633 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
3634 to avoid name clash.
3636 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
3638 * c-lex.c (yylex) : Correct the test for overflow when lexing
3641 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
3643 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
3644 (adjust_priority): Always call ADJUST_PRIORITY.
3645 (schedule_insn): Only put insns into the ready at cost 0.
3646 (schedule_block): Remove redundant initial sort. Give clock_var
3647 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
3649 * tm.texi (MD_SCHED_REORDER): Update docs.
3651 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
3652 * sparc.c (ultra_reorder_called_this_block): Delete.
3653 (ultrasparc_sched_init): Don't set it.
3654 (ultrasparc_sched_reorder): Don't check it.
3656 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
3658 * rs6000.h (struct rs6000_args): Add sysv_gregno.
3659 * rs6000.c (init_cumulative_args): Init sysv_gregno.
3660 (function_arg_boundary): Align DFmode.
3661 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
3662 to get fp reg and stack overflow correct.
3663 (function_arg): Likewise.
3664 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
3665 (setup_incoming_varargs): Restructure for ABI_V4; use
3666 function_arg_advance to skip final named argument.
3667 (expand_builtin_saveregs): Properly unskip the last integer arg
3668 when doing varargs. Adjust overflow location calculation.
3670 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
3671 explicitly unsigned.
3672 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
3673 (__VA_GP_REGSAVE): Similarly.
3674 (__va_longlong_p): Delete.
3675 (__va_arg_type_violation): New declaration.
3676 (va_arg): Restructure. Flag promotion errors. Align double.
3677 TFmode passed by reference.
3679 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
3680 in the HOST_BITS_PER_WIDE_INT > 32 case.
3682 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
3684 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
3686 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
3688 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
3689 * toplev.c (documented_lang_options): Add -fpreprocessed.
3690 * cpplib.h (struct cpp_buffer): Add preprocessed.
3691 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
3692 (cpp_start_read): Don't expand macros or emit an initial #line
3693 directive if -fpreprocessed.
3695 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
3697 * cpplib.h (struct cpp_buffer): Added manual_pop for
3698 better C++ tokenization.
3699 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
3700 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
3701 * c-common.c (cpp_token): Make non-static.
3703 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3705 * c-common.h: New file.
3706 * c-common.c (permanent_obstack): Delete unused declaration.
3707 (c_global_trees): New array.
3708 (c_common_nodes_and_builtins): New function; split off common code
3709 from init_decl_processing in both c-decl.c and cp/decl.c.
3710 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
3711 c_global_trees and accessor macros defined in c-common.h.
3713 * c-decl.c: Delete definitions for tree nodes that were replaced by
3715 (init_decl_processing): Build void_list_node.
3716 Call c_common_nodes_and_builtins; delete code to generate the common
3718 * objc/objc-act.c (build_module_descriptor): Rename variable
3719 void_list_node to avoid clash with c-common.h.
3721 * Makefile.in: Update dependencies.
3722 * objc/Make-lang.in: Likewise.
3724 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
3726 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
3727 (UNIQUE_SECTION_P): Likewise.
3728 (UNIQUE_SECTION): Likewise.
3730 1999-07-19 Linas Vepstas <linas@linas.org>
3732 * config/i370/README: New file.
3733 * config/i370/linux.h: New file.
3734 * config/i370/mvs.h: New file.
3735 * config/i370/oe.h: New file.
3736 * config/i370/t-linux: New file.
3737 * config/i370/t-mvs: New file.
3738 * config/i370/t-oe: New file.
3739 * config/i370/x-oe: New file.
3740 * config/i370/xm-linux.h: New file.
3741 * config/i370/xm-mvs.h: New file.
3742 * config/i370/xm-oe.h: New file.
3744 * i370.c (label_node_t): Add first_ref_page, label_addr,
3745 label_first_ref, label_last_ref members.
3746 (mvs_need_base_reload): Renamed from mvs_label_emitted.
3747 (MAX_MVS_LABEL_SIZE): Define.
3748 (MAX_LONG_LABEL_SIZE): Define.
3749 (alias_node_t, alias_anchor, alias_number): New.
3750 (mvs_function_table): Reorder for EBCDIC.
3751 (ascebc, ebcasc): Unconditionally define.
3752 (i370_branch_dest, i370_branch_length): New functions.
3753 (i370_short_branch, i370_label_scan): New functions.
3754 (mvs_get_label): Renamed from mvs_add_label. Search for
3755 an existing label before creating a new one.
3756 (mvs_add_label): New function.
3757 (mvs_get_label_page): New function.
3758 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
3759 over the entire list.
3760 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
3761 (mvs_check_page) [TARGET_ELF_ABI]: New function.
3762 (mvs_add_alias, mvs_need_alias): New functions.
3763 (mvs_get_alias, mvs_check_alias): New functions.
3764 (handle_pragma): New function.
3765 (mvs_function_check): New function.
3766 (unsigned_jump_follows_p): Search harder.
3767 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
3768 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
3769 * i370.h (TARGET_VERSION): Delete.
3770 (CPP_SPEC, CPP_PREDEFINES): Delete.
3771 (mvs_label_emitted): Delete.
3772 (TARGET_EBCDIC): Delete.
3773 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
3774 (HANDLE_PRAGMA): Define.
3775 (HARD_REGNO_NREGS): Handle complex modes.
3776 (HARD_REGNO_MODE_OK): Likewise.
3777 (CLASS_MAX_NREGS): Likewise.
3778 (RET_REG): Likewise.
3779 (EXTRA_CONSTRAINT): Define.
3780 (RETURN_IN_MEMORY): True for DImode.
3781 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
3782 (FUNCTION_PROFILER): Delete.
3783 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
3784 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
3785 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
3786 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
3787 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
3788 (ASM_FILE_START): Add "RMODE ANY".
3789 (ASM_OUTPUT_EXTERNAL): Check for aliases.
3790 (ASM_GLOBALIZE_LABEL): Likewise.
3791 (ASM_OUTPUT_LABELREF): Likewise.
3792 (ASM_OUTPUT_COMMON): Likewise.
3793 (PRINT_OPERAND): Handle 'K', 'W', default.
3794 (PRINT_OPERAND_ADDRESS): New.
3795 (Lots of defines): Add support for TARGET_ELF_ABI.
3796 * i370.md (attr length): New. Define for all patterns.
3797 (*): Lots of tweeks to assembly output and constraints.
3799 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
3801 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
3802 Disable patterns performing SImode comparisons with SImode values
3803 if TARGET_POWERPC64 and instruction does not sign-extend or does
3804 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
3805 differ for signed quantities.
3806 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
3807 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
3808 (decrement_and_branch_on_count): Add 64-bit variant.
3810 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3812 * final.c (output_asm_insn): When searching for the matching string
3813 for a given dialect, don't run past the end of the list of
3814 alternatives if there are fewer alternatives in the template than
3817 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
3819 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
3820 Removed paragraph about compression of files and size limitation,
3821 duplicated in the FAQ. Use gcc-patches for posting patches.
3822 * gcc.c (main): Updated URL with bug reporting instructions to
3823 gcc.gnu.org. Removed e-mail address.
3824 * system.h (abort): Likewise.
3826 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3828 * Makefile.in (stmp-multilib-sub): Make the files extracted
3829 from $(LIBGCC1) writable.
3831 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
3833 * config/arm/aout.h: Reformat for improved readability.
3835 * config/arm/arm.h: Reformat for improved readability.
3836 Replace uses of fprintf with asm_fprintf where appropriate.
3837 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
3838 function declaration assembler actions.
3839 (NUM_INTS): New macro: Convert from bytes to words.
3840 (NUM_REGS): New macro: Compute number of registers required to
3841 hold a quanitity of tyep MODE.
3842 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
3844 (NUM_ARG_REGS): New macro: The number of argument registers
3846 (ARG_REGISTER): New macro: Compute the register number of the Nth
3848 (LAST_ARG_REGNUM): New macro: The number of the last argument
3850 (SP_REGNUM): New macro: Register number of the stack pointer.
3851 (FP_REGNUM): New macro: Register number of the frame pointer.
3852 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
3853 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
3854 CUMULATIVE_ARGS so that it counts registers not bytes.
3856 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
3858 Replace uses of fprintf with asm_fprintf where appropriate.
3859 (output_ascii_pseudo_op): Replace with version from thumb.c
3861 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
3863 * config/arm/elf.h (CPP_PREDEFINES): Replace with
3865 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
3866 (ASM_FILE_START): Emit ASM_APP_OFF.
3868 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
3870 * pa.c (compute_frame_size): Round frame according to
3871 STACK_BOUNDARY rather than a hardwired value.
3873 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
3875 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
3877 * configure: Rebuilt.
3879 * configure.in (hppa*-*-linux*): New configuration.
3880 * configure: Rebuilt.
3881 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
3882 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
3883 * pa/pa-linux.h: New file.
3884 * pa/t-linux: New file.
3885 * pa/xm-linux.h: New file.
3887 * pa.c (hppa_legitimize_address): Change references from SImode to
3888 either Pmode or word_mode as appropriate.
3889 (emit_move_sequence, store_reg, load_reg): Likewise.
3890 (set_reg_plus_d, hppa_expand_prologue): Likewise.
3891 (output_mul_insn): Likewise.
3892 * pa.h (PROMOTE_MODE): Likewise.
3893 (INITIALZE_TRAMPOLINE): Likewise.
3894 (Pmode): Define to word_mode.
3896 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
3897 value of 4. Allocate 8 bytes for each FP register save.
3898 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
3900 (hppa_expand_prologue): Likewise.
3901 * pa.h (PROMOTE_MODE): Likewise.
3902 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
3903 (FUNCTION_ARG_BOUNDARY): Likewise.
3905 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
3907 * pa.c (out_of_line_prologue_epilogue): Delete.
3908 (override_options): Remove -mspace related code.
3909 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
3910 (compute_frame_size): Only allocate space for register that
3911 actually need to be saved.
3912 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
3913 (TARGET_SWITCHES): Remove -mspace, -mno-space
3914 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
3915 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
3916 * pa/ee.asm, pa/ee_fp.asm: Delete.
3918 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
3920 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
3921 directive in column zero.
3923 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
3925 * m68k.c (output_function_prologue): Fix computation of save mask
3926 when generating PIC code.
3928 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
3930 * tree.c (build_type_attribute_variant): Move current_obstack restore
3931 after build_qualified_type call.
3933 1999-07-15 Mark Mitchell <mark@codesourcery.com>
3935 * configure.in: Use t-iris6, even with GNU LD.
3936 * config/mips/iris6gld.h: Fix typo in linker spec.
3937 * config/mips/t-iris6gld: Remove.
3939 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
3941 * rs6000.md (insv, extzv): Remove SImode dependence in named
3942 patterns. Explicitly generate DImode RTL if PowerPC64 and
3944 (insvdi): Reverse start and size in instruction template.
3946 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
3948 * invoke.texi: Typo fixes.
3950 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
3952 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
3953 handle at this time instead of silently generating incorrect code.
3954 (gen_imagpart): Likewise.
3956 * reload.c (find_reloads): Emit a USE for a pseudo register without
3957 a hard register if we could not create an optional reload for the
3960 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3962 * c-typeck.c (output_init_element, process_init_element):
3963 When advancing constructor_unfilled_fields for a RECORD_TYPE,
3964 check for nameless bit fields.
3966 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
3968 * regclass.c (scan_one_insn): Notice subregs that change the
3969 size of their operand.
3970 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
3972 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
3974 * configure.in (alpha*-*-*): Include alpha/t-ieee.
3975 * configure: Rebuilt.
3976 * alpha/t-ieee: New file.
3978 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
3980 * rs6000.c (find_addr_reg): Do not select r0 as an address
3983 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
3985 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
3987 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
3989 * rs6000.md (movsf): Do not force easy FP constants into memory.
3991 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
3992 immed_double_const to ensure they are properly truncated then
3995 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
3997 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
3998 always unless NO_DEBUG is used. Compile this code
4000 (replace_symbols_in_block): Compile it unconditionally.
4002 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
4004 * configure.in (i?86-*-elf*): New target.
4005 * configure: Rebuilt.
4006 * i386/i386elf.h, i386/t-i386elf: New files.
4008 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
4010 * toplev.c (main): Don't complain about saying -gdwarf.
4011 (rest_of_compilation): Remove redundant code.
4013 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
4015 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
4017 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
4019 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
4020 "Li960R:", to avoid name clash.
4022 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4024 * loop.c (check_dbra_loop): When reversing a loop, delete all
4025 REG_EQUAL notes referencing the reversed biv except those which are
4026 for a giv based on it.
4028 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
4030 * version.c: Drop "gcc-" prefix from version #.
4032 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
4034 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
4035 the label if we're being verbose.
4037 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
4039 * m68k.c (output_function_prologue): Add pic register to mask
4040 if live and flag_pic.
4041 (output_function_epilogue): Likewise.
4043 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
4045 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
4046 directives in column zero.
4048 * pa/elf.h (ASM_FILE_START): Define.
4049 * pa/som.h (ASM_FILE_START): Include .level directives.
4050 * pa/hpux10.h (ASM_FILE_START): Delete.
4051 * pa/hpux11.h (ASM_FILE_START): Delete.
4053 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
4055 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4057 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
4058 when reload_out equals reload_in.
4060 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
4062 * invoke.texi (Spec Files): New node: Describe the contents of
4065 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
4067 * invoke.texi (DEC Alpha Options): Put @end table at
4068 beginning of line, to avoid confusing texi2html.
4070 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
4072 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
4073 introduced in previous delta.
4075 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4077 * reload1.c (gen_reload): When synthesizing a 3 operand add
4078 sequence, improve test for when to reload OP1 into the reload
4079 register instead of OP0.
4081 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
4083 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
4085 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
4087 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
4090 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
4092 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
4093 (va_dcl): Use __builtin_va_alist_t.
4095 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
4097 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
4098 on the permanent_obstack.
4099 * dwarfout.c (output_type): Likewise.
4101 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
4103 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4104 Merged from c-typeck.c and cp/typeck.c.
4105 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4106 Merged into c-common.
4108 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
4110 * c-lex.c (errorcount): Declare it.
4111 (finish_parse): Update errorcount when using CPPLIB.
4113 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
4115 * fixinc/inclhack.def(end_else_label): Double the backslash so
4116 sed gets a chance to see it.
4117 * fixinc/inclhack.sh: regen
4118 * fixinc/fixincl.x: regen
4120 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
4122 Add framework to support armv5 architecture when it becomes
4125 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
4126 (arm_arch5): New variable.
4127 (all_architectures): Add armv5 line.
4128 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
4129 -march=armv5 is specified on the command line.
4130 (arm_arch5): Export this variable.
4131 * invoke.texi: Document new string accepted by -march= switch for
4134 * config/arm/arm.h: Replace use of constant 12 as a register
4135 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4136 * config/arm/arm.c: Replace use of constant 12 as a register
4137 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
4139 * config/arm/elf.h: Tidy up.
4140 * config/arm/coff.h: Tidy up.
4142 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
4144 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
4145 * gcc/config/mips/t-iris6gld: New file.
4146 * gcc/config/mips/iris6gld.h: Likewise.
4148 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
4150 * c-decl.c (widest_integer_literal_type_node,
4151 widest_unsigned_literal_type) : New.
4152 (init_decl_processing): Handle/use the two new types.
4153 * c-common.c (type_for_size,type_for_mode) : Same.
4154 * c-lex.c (yylex) : Same.
4155 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
4157 * c-tree.h (widest_integer_literal_type_node,
4158 widest_unsigned_literal_type) : New.
4160 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
4162 * dwarfout.c (field_byte_offset): Correctly compute the object's
4163 byte offset for the first bit of a field which crosses an alignment
4164 boundary on a !BYTES_BIG_ENDIAN target.
4166 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
4168 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
4171 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
4172 Jeff Law <law@cygnus.com>
4174 * ginclude/varargs.h (va_dcl): Use word_mode for type of
4177 * except.c: Include intl.h.
4178 (expand_eh_return): Set current_function_cannot_inline.
4179 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
4180 * function.h (struct function): Add eh_return_stub_label.
4181 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
4182 * Makefile.in (except.o): Depend on intl.h.
4184 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
4186 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
4187 same as offsettable in cases 1 and 2.
4189 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
4191 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
4192 (extlh, extwh): Likewise.
4194 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
4196 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
4198 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
4200 * configure.in: Add arm-pe and thumb-pe targets.
4201 * configure: Regenerate.
4203 * thumb.c (arm_naked_function_p): New function: Determines if
4204 a function is naked (has no gcc generated prologue/epilogue).
4205 (is_called_in_ARM_mode): Return true if the func has the
4206 interfacearm attribute.
4207 (output_return): Do not generate a return for naked functions.
4208 (thumb_function_prologue): Do not generate a prologue for
4210 (thumb_expand_prologue): Do not generate a prologue for naked
4212 (thumb_expand_epilogue): Do not generate an epilogue for naked
4214 (arm_valid_machine_decl_attribute): New function, copied from
4215 arm.c: Permit naked and interfacearm attributes.
4217 * config/arm/pe.c: New file: Support code for arm-pe target.
4218 * config/arm/pe.h: New file: Header file for arm-pe target.
4219 * config/arm/tpe.h: New file: Header file for thumb-pe target.
4220 * config/arm/t-thumb-pe: New file: Makefile fragment for
4223 1999-07-01 Mark Kettenis <kettenis@gnu.org>
4225 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
4226 -fPIC or -fpic is specified.
4228 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
4230 * expr.c (emit_block_move): Use copy_to_mode_reg for
4231 !TARGET_MEM_FUNCTIONS case too.
4233 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
4235 * configure: Rebuilt.
4236 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
4237 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
4238 definitions made redundant by dbxelf.h inclusion. Delete
4239 lots of definitions related to assembly output that are
4240 specific to the SOM object format.
4241 * pa.c (output_function_prologue): Do not emit the function's
4243 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
4244 * pa-pro.h: Deleted.
4245 * som.h: New file with SOM specific definitions.
4246 * elf.h: New file with ELF specific definitions.
4248 * elfos.h (const_section): Output a tab before assembler directives.
4249 (ctors_section, dtors_section): Likewise.
4250 (ASM_OUTPUT_SECTION_NAME): Likewise.
4252 * pa/pa1.h: Delete unused file.
4254 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
4256 * configure.in (hppa*-hp-hpux11*): New configuration.
4257 * configure: Rebuilt.
4258 * pa/pa-hpux11.h: New file.
4259 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
4262 * mips.md (leasi, leadi): New patterns.
4264 * expr.c (emit_block_move): Properly handle case where one of the
4265 block move arguments has a queued increment or decrement.
4266 (clear_storage): Similarly. Fix formatting goof.
4268 1999-06-28 "David O'Brien" <obrien@NUXI.com>
4270 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
4271 semicolon from the BSD VA_LIST replacement expression.
4273 * fixinc/inclhack.sh: regen
4274 * fixinc/fixincl.x: regen
4276 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
4277 now use the fixincl program.
4279 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
4281 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
4282 case. Also make the PIC register call_used.
4284 * m68k.h (FINALIZE_PIC): Delete.
4285 * m68k.c (finalize_pic): Delete.
4287 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
4289 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
4292 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
4294 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
4296 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
4298 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
4300 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
4302 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
4304 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
4306 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
4308 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
4310 * rs6000.c (output_toc): Always use hex values for floating-point
4311 constants. Store single-precision values in upper-half of TOC
4312 entry in 64-bit mode.
4313 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
4314 to final constraints.
4315 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
4316 (fctiwz): Improve accuracy of RTL for pattern.
4318 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
4320 * expr.c (expand_expr): Allow RTL_EXPR's through the
4321 MAX_INTEGER_COMPUTATION_MODE checks.
4323 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
4325 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
4326 such that MASK_SUPPORT_ARCH is not negative.
4328 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
4330 * loop.c (verify_dominator): Properly handle ADDR_VEC and
4331 ADDR_DIFF_VEC insns that appear inside loops.
4333 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
4334 Jeff Law <law@cygnus.com>
4336 * rs6000.md (movdf_hardfloat32): Revert previous patch.
4337 Handle LO_SUM the same as offsettable in cases 1 and 2.
4338 * rs6000.c (find_addr_reg): Revert previous patch.
4340 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
4342 * system.h (strstr): New external function declaration.
4343 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
4344 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
4345 * config.in, configure: Rebuilt.
4347 1999-06-24 Tom Tromey <tromey@cygnus.com>
4349 * gcc.c (main): Read user-specified specs files after computing
4350 additional startfile_prefixes.
4352 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
4354 Revert these two patches:
4356 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4357 * loop.c (strength_reduce): When doing biv->giv conversion, update
4358 reg note of NEXT->insn.
4360 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4361 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4363 (recombine_givs): Set ix field after sorting.
4365 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4367 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
4368 for the parts of an UNSPEC / UNSPEC_VOLATILE.
4370 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
4372 *fixinc/inclhack.def: Add fix development commentary
4373 (read_ret_type): reactivate and add selection clause
4374 (zzz_*): tweak output file name to match what is used in hackshell.tpl
4375 *fixinc/{fixincl.x|inclhack.sh}: regen
4377 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
4379 * expr.c (expand_expr): STRIP_NOPS before checking against
4380 MAX_INTEGER_COMPUTATION_MODE
4381 (check_max_integer_computation_mode): Likewise.
4383 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
4385 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
4387 1999-06-22 Jim Wilson <wilson@cygnus.com>
4389 * expr.c (store_expr): When target is a promoted subreg, return a
4390 promoted subreg as a result.
4392 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
4394 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
4396 (dwarf2out_define): Mark unused parameters appropriately.
4397 (gen_unspecified_parameters_die): Ditto.
4398 (gen_subprogram_die): Fix signed/unsigned warnings.
4399 (gen_variable_die): Ditto.
4401 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
4403 * fixinc/inclhack.def(end_else_label): combined else_label
4404 and endif_label and fixed the sed expression.
4405 *fixinc/{fixincl.x|inclhack.sh}: regen
4407 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
4409 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
4410 'x' when handling non-offsettable addresses
4412 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
4414 * final.c (shorten_branches): Don't try to split an insn that has
4417 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
4419 * config/mips/mips.c (symbolic_expression_p): New function.
4420 (mips_select_rtx_section): Put symbolic expressions in the
4421 data section, not the read-only data section.
4423 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
4425 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
4427 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
4429 * collect2.c (main): Log frame table count.
4430 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
4431 (scan_prog_file) [COFF]: Handle frame tables.
4433 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
4434 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
4435 * alpha/elf.h: Undef them again.
4436 * alpha/vms.h: Remove their definitions.
4438 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4440 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
4441 remove the clobber of r0 and change the REG_UNUSED note to
4444 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
4446 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
4447 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
4448 fits in HOST_WIDE_INT and one uses union to access a long constant
4451 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
4453 * sparc.c (sparc_override_options): Don't allow profiling for
4454 code models other than medlow.
4455 (sparc_function_profiler): New function from old FUNCTION_PROFILER
4456 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
4457 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
4458 (sparc_block_profiler): Likewise.
4459 (sparc_function_block_profiler_exit): Likewise.
4460 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
4461 (FUNCTION_BLOCK_PROFILER): Likewise.
4462 (BLOCK_PROFILER): Likewise.
4463 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4464 (MCOUNT_FUNCTION): New.
4465 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
4466 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
4467 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
4468 (MCOUNT_FUNCTION): New.
4469 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
4470 (BLOCK_PROFILER): Delete.
4471 (MCOUNT_FUNCTION): New.
4473 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
4475 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
4477 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
4479 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4482 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4485 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4488 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4491 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
4493 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
4496 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
4498 * i386/djgpp.h (LIB_SPEC): New.
4499 (STARTFILE_SPEC): New.
4501 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
4503 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
4505 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
4508 * system.h (WSTOPSIG): New macro.
4510 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
4512 * c-pragma.c (push_alignment): Don't ignore alignments greater than
4514 (insert_pack_attributes): Take into account member natural
4517 * i386/winnt.c (exports_head): New static variable.
4518 (i386_pe_record_exported_symbol): New function.
4519 (i386_pe_asm_file_end): Use.
4520 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
4521 symbols to be emitted at end of assembly.
4522 (ASM_DECLARE_OBJECT_NAME): Likewise.
4523 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4525 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
4528 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
4530 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
4533 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
4535 * haifa-sched.c (sched_analyze_1): Use free_list instead of
4536 zapping reg_last_uses directly.
4537 (sched_analyze_2, sched_analyze_insn): Likewise.
4538 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
4540 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
4542 * rs6000.md (movdf_hardfloat32): Use worst case insn length
4543 attributes for cases 1 and 2.
4545 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
4547 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
4550 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
4552 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
4554 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
4556 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
4557 PIC_OFFSET_TABLE_REGNUM for general alloaction.
4558 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
4559 must be stacked if it is used for PIC accesses.
4560 * arm.c (use_return_insn): Handle PIC register specially.
4561 (output_return_instruction): Likewise.
4562 (output_func_{prologue,epilogue}): Likewise.
4563 (output_expand_prologue): Likewise.
4565 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
4566 (*strsi_predec): Renamed from *strqi_predec.
4567 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
4568 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
4570 * arm.c (arm_override_options): Remove warning about PIC code
4571 not being supported.
4573 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
4575 * rs6000.c (find_addr_reg): New function.
4576 * rs6000.h (find_addr_reg): Declare.
4577 (offsettable_addr_operand): Delete.
4578 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
4579 from and stores to GPRs.
4581 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
4583 * alpha.c (alpha_expand_block_move): Use get_insns rather than
4584 gen_sequence as argument to emit_no_conflict_block.
4586 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
4588 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
4589 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
4590 *fixinc/fixincl.x: regen
4591 *fixinc/inclhack.sh: regen
4593 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
4595 * added support for -mpcrel (PC relative addressing for m68k)
4596 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
4597 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
4598 * m68k.c (print_operand_address): Handle 32-bit PIC case.
4599 (comments for general_src_operand): Add some explanation
4600 about EXTRA_CONSTRAINTS.
4601 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
4602 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
4603 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
4604 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
4605 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
4606 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
4607 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
4609 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
4610 * m68k.h (TARGET_PCREL): New target flag.
4611 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
4612 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
4613 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
4614 contains a SYMBOL_REF. Relax this constraint during reload, since
4615 we want to use the predicates, not reload's built-in concept of a
4616 valid memory address, to control what insns need reloading.
4617 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
4618 operands (essentially 'g', 'm', and 's' under normal circumstances).
4619 * m68k.c (print_operand): Cause printing of pc-relative addresses
4620 to include pc register.
4621 (print_operand_address): Ditto.
4622 (general_src_operand): Accept operands that are not only
4623 general_operands, but are also valid when used as a pc-relative
4625 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
4626 (memory_src_operand): Similar, for memory_operands.
4627 (pcrel_address): New predicate to accept the special case of a
4628 pc-relative address.
4629 * m68k.md (many patterns): Rewrite common SImode, HImode, and
4630 QImode insns to accept *_src_operand instead of *_operand where
4631 pc-relative operands can fit. For example, a pc-relative operand
4632 can be used as a memory source operand for addsi3, but not as a
4634 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
4636 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
4638 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
4639 .thumb_set pseudo op to mark aliases of thumb functions.
4641 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
4643 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
4644 preference to ASM_OUTPUT_DEF, if it is defined.
4646 * tm.texi: Document new, optional target macro
4647 ASM_OUTPUT_DEF_FROM_DECLS.
4649 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
4651 * fixincludes: ISCNTL patch
4652 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
4653 (dgux_int_varargs): new for DG/UX
4654 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
4656 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
4658 * invoke.texi (ia32 options): Fix typo.
4660 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4662 * loop.c (strength_reduce): When doing biv->giv conversion, update
4663 reg note of NEXT->insn.
4665 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
4667 * loop.c (move_movables): Note issues with replacing REGs with
4669 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
4671 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
4673 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
4675 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
4676 the reference to `mcount' was not correct for the ELF on FreeBSD.
4678 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4680 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
4683 (recombine_givs): Set ix field after sorting.
4685 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
4687 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
4688 to safe to extract a subword out of a REG.
4690 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4692 * sh.md (mulsi3): Don't add a no-op move at the end.
4694 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4696 * cse.c (cse_insn): Don't put hard register source into tables for
4697 the last insn of a libcall.
4699 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4701 * loop.c (strength_reduce): Insert sets of derived givs at every
4702 biv increment, even if it's the only one.
4704 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4706 * dwarfout.c (add_incomplete_type): New fn.
4707 (output_type): Call it.
4708 (retry_incomplete_types): New fn.
4709 (dwarfout_finish): Call it.
4711 From Eric Raskin <ehr@listworks.com>:
4712 (output_type): Output types for bases.
4714 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4716 * mips.c (mips_output_conditional_branch): Add `break'
4717 between `default' label and `close braces'.
4719 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
4721 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
4722 specifications and make it realistic.
4723 (LIB_SPEC): Likewise.
4725 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
4727 * config/mips/mips.c (mips_secondary_reload_class): Check for
4728 (PLUS (SP) (REG)) and return appropriate register class.
4729 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
4730 Handle (PLUS (SP) (REG)).
4731 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
4732 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
4733 of emit_insn for tablejump.
4735 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
4737 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
4738 asm_fprintf format string by itself.
4739 (output_function_profiler): Likewise.
4741 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
4743 * combine.c (simplify_logical, case AND): Only call
4744 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
4745 or the constant is positive.
4747 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
4749 * configure.in: Fix typo in rs6000-ibm-aix4 case.
4750 * configure: Regenerate.
4752 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
4754 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
4755 require a sub-version #.
4756 * configure: Rebuilt.
4758 1999-06-14 Robert Lipe (robertlipe@usa.net)
4760 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
4762 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
4764 * c-typeck.c (process_init_element): Detect excess elements in
4765 char array initializer.
4767 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4769 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
4771 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
4773 * invoke.texi (Option Summary): Add -fpermissive flag.
4775 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
4777 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
4778 that require PIC code sequences.
4780 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
4782 * configure.in: Add new target: thumb-elf.
4783 * configure: Regenerate.
4784 * config/arm/t-thumb-elf: New file: Makefile fragment for
4786 * config/arm/telf.h: New file: Header file for thumb-elf
4789 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
4791 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
4792 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
4793 initializers is some circumstances.
4795 * fixinc/inclhack.def (endif_label): Add additional selector for
4796 more bogus stuff after #endif statements.
4797 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
4799 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
4801 * i386/cygwin.h (SET_ASM_OP): Define.
4803 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
4805 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
4807 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4809 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
4812 * sh.md (ic_invalidate_line_i): Remove second alternative.
4814 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
4816 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
4817 test for the presence of valid prototypes. Delete bypass expr.
4818 (ioctl_fix_ctrl): Correct the selection expression.
4819 (no_double_slash): Correct quoting rules
4820 *fixinc/fixincl.x: regen
4821 *fixinc/inclhack.sh: regen
4823 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
4825 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
4827 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4829 * rs6000.md (movsi_got_internal_mem): Delete.
4830 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
4831 (GOT_TOC_REGNUM): Delete.
4832 (PIC_OFFSET_TABLE_REGNUM): Define.
4833 (FINALIZE_PIC): Disable.
4834 * rs6000.c (rs6000_got_register): New code for fixed pic register.
4835 (rs6000_replace_regno): Delete.
4836 (rs6000_finalize_pic): Likewise.
4837 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
4839 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4841 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
4842 is a note; use <= for the compare; advance P while it is
4845 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
4847 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
4848 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
4850 * varasm.c (remove_from_pending_weak_list): Verify t->name
4851 is non-NULL before passing it to strcmp.
4853 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
4855 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
4856 the typed arguments are not part of a comment
4857 (ioctl_fix_ctrl): Added a purpose comment
4858 *fixinc/fixincl.x: regenerate
4859 *fixinc/inclhack.sh: regenerate
4861 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4863 * invoke.texi: Add C4x invocation docs.
4865 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4867 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
4869 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
4871 (c4x_legitimize_reload_address): New function.
4872 * config/c4x/c4x.md: Update docs.
4874 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
4876 * fixincludes: Avoid removing '.'.
4877 * fixinc/fixinc.svr4: Likewise.
4878 * fixinc/fixinc.winnt: Likewise.
4879 * fixinc/inclhack.tpl: Likewise.
4880 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
4882 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4884 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
4886 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
4888 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
4890 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
4893 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
4895 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
4896 * configure: Regenerate.
4898 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
4900 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
4903 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
4905 * fixinc/inclhack.def (avoid_bool): Also catch
4906 "typedef [unsigned] int bool".
4907 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
4909 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
4910 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
4911 * configure: Rebuilt.
4913 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
4915 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
4916 such that we can override its definitions if necessary.
4917 (CPP_SPEC): New define. Support processor specific predefines via
4919 (CC1_SPEC): New define. Support processor specific compiler
4920 options via %(cc1_cpu).
4921 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
4924 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4926 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
4927 between sed's -e flag, and the open-quote following it.
4928 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
4930 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
4931 Jeffrey A Law (law@cygnus.com)
4933 * varasm.c (assemble_start_function): Remove the function
4934 from the pending weak decls list when we define a function.
4935 (assemble_variable): Similarly for variables.
4936 (weak_finish): Ignore items on the list with a NULL name.
4937 (remove_from_ending_weak_list); New function to "remove" an item
4938 from the pending weak declarations list.
4940 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
4942 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
4944 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
4946 * c-lex.c (GETC): Redefine to call getch.
4947 (UNGETC): Redefine to call put_back.
4948 (putback_buffer): New structure type.
4949 (putback): New static structure.
4950 (getch): New function.
4951 (put_back): New function.
4952 (yylex): Replace unused bytes from bad multibyte character.
4954 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
4956 * cpplib.c (do_define): Cast `alloca' return value.
4957 (do_include, do_undef, do_pragma): Likewise.
4958 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
4960 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
4961 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
4963 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
4965 * sparc.md (abstf2): This should be an expand.
4966 (split after abstf2_notv9): Fix mode.
4967 (abstf2_hq_v9): New pattern.
4968 (abstf2_v9): Only use when no hard quad.
4969 (absdf2_v9): Fix if target is not the same as source.
4970 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
4971 Add correct output constraints.
4973 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
4975 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
4976 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
4978 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
4980 * mips.h (mips_output_conditional_branch): New function.
4981 (mips_adjust_insn_length): Likewise.
4982 (ASSEMBLER_SCRATCH_REGNUM): New macro.
4983 (ADJUST_INSN_LENGTH): Likewise.
4984 * mips.c (print_operand): Add `F' and `W' for floating-point
4986 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
4988 (mips_adjust_insn_length): New function.
4989 (mips_output_conditional_branch): New function.
4990 * mips.md (length): Adjust attribute definition to handle
4991 conditional branches. Change lengths to bytes, rather than
4992 instructions throughout. Remove length attribute from
4993 instructions whose length is four bytes, and rely on the default
4995 (dslot): Fix typo in comment.
4996 Reword conditional branch patterns to use
4997 mips_output_conditional_branch.
4999 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5001 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
5002 (LIB_SPEC): Likewise.
5003 Link with -lprof1_r for -g/-pg.
5005 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5007 * loop.c (check_dbra_loop): Fix change of Jan 19.
5009 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
5011 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
5012 (STARTFILE_SPEC): Define, override the svr4.h version.
5013 (ENDFILE_SPEC): Likewise.
5015 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
5017 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
5018 * fixinc/fixincl.x: Regenerated.
5019 * fixinc/inclhack.sh: Regenerated.
5021 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5023 * sh.c (barrier_align): Don't return early for normal branch/barrier
5024 when optimizing for SH2.
5026 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
5028 * i386/udk.h (LINK_SPEC): Correct linker search path for
5031 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5033 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
5034 (braf_label_ref_operand): Delete.
5035 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
5036 * sh.md (casesi_jump_2): Operand1 is now the inside of a
5037 label_ref, and has no predicate.
5038 The patten has a predicate to guard against invalid substitutions.
5039 (dummy_jump): Delete.
5040 (casesi): Update use of casesi_jump_2.
5042 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5044 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
5045 *fixinc/fixincl.x: regenerate
5046 *fixinc/inclhack.sh: regenerate
5048 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
5050 * dwarf2out.c (add_incomplete_type): New fn.
5051 (gen_struct_or_union_type_die): Call it.
5052 (retry_incomplete_types): New fn.
5053 (dwarf2out_finish): Call it.
5055 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
5057 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
5058 current block starts with a CODE_LABEL and ends with a CALL and
5059 we can not find all the argument setup instructions for the CALL.
5061 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
5064 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5065 something is a candidate for optimize_bit_field_compare.
5067 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5069 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
5071 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
5073 * alpha.c (override_options): Thinko in last patch.
5075 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
5076 (LIB_SPEC): Recognize -pthread.
5078 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
5080 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
5081 definition in config/arm/coff.h
5082 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
5084 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5086 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
5087 fixes that need "file=xxx\n" prepended before invocation
5088 (start_fixer - new): starting the fixer process is complex enough
5089 to warrent its own routine. It prepends the "file=xxx\n" stuff.
5090 (process): uses the new routine; omit usage of putenv()
5091 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
5092 * fixinc/fixincl.x: regenerate
5094 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
5096 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
5097 and version #s (1.1 -> 2.96) as needed.
5098 * README.g77: Kill way out of date file in the toplevel directory.
5100 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
5102 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
5103 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
5104 * configure: Rebuilt.
5105 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
5106 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
5107 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
5108 (SWITCH_TAKES_ARG): Likewise.
5109 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
5110 * config/t-freebsd: Moved from config/i386/ so it can used for all
5113 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
5115 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
5117 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
5119 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
5120 * configure: Rebuilt.
5122 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
5124 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
5125 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
5126 * rs6000/rs6000.c (rs6000_file_start): Use putc.
5127 (rs6000_output_load_toc_table): Same.
5128 (output_prolog, output_mi_thunk): Same.
5129 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
5130 (ASM_GLOBALIZE_LABEL): Use putc.
5132 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
5134 * alpha.md (reload_*_help): New patterns and splitters.
5135 (reload_*): Use them.
5136 (mov[qh]i): Likewise.
5138 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
5140 * cccp.c (handle_directive): Handle backslash-newlines in quoted
5143 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
5145 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
5147 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
5149 * flow.c (mark_regs_live_at_end, insn_dead_p,
5150 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
5151 and HARD_FRAME_POINTER_REGNUM special treatment if reload
5152 hasn't run or the frame pointer is needed.
5153 * haifa-sched.c (attach_deaths): Likewise.
5154 * sched.c (attach_deaths): Likewise.
5156 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
5158 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
5159 calculate_can_reach_end returns nonzero.
5161 * configure.in (native gas tests): Search for an assembler in the
5162 same manner that the installed compiler will.
5163 * configure: Rebuilt.
5164 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
5166 * alias.c (find_base_term): Improve handling of addresses
5167 constructed from binary operations.
5169 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
5171 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
5173 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
5175 * function.h (cleanup_label, frame_offset): Declare.
5176 (tail_recursion_label, tail_recursion_reentry): Likewise.
5177 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5178 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
5179 (tail_recursion_label, tail_recursion_reentry): Likewise.
5180 (arg_pointer_save_area, rtl_expr_chain): Likewise.
5182 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
5184 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
5186 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
5187 (MAX_OFILE_ALIGNMENT): Define.
5189 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
5191 * fixincl.c: Replace local include scheme with #includes of
5192 gansidecl.h and system.h.
5193 * procopen.c: Likewise.
5194 * server.c: Likewise.
5196 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
5198 * i386/t-dgux (EXTRA_PARTS): Add crti.o
5199 (crti.o): Add build rule and dependencies.
5200 * fixinc/fixinc.dgux: Use modified _int_varargs.h
5202 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5204 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
5205 (LIB_LINUX_SPEC): Likewise.
5206 (LIB_LINUX_SPEC): Add support for -pthread
5207 (CPP_OS_LINUX_SPEC): Likewise.
5208 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
5211 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
5213 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
5215 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
5216 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
5217 for IEEE math and CC_FCOMI.
5218 (put_jump_code): No IEEE if CC_FCOMI is set.
5220 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5222 * fold-const.c (fold_truthop): Make the field reference unsigned
5223 when converting a single bit compare.
5225 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5227 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
5229 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
5231 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
5232 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
5235 * reload.c (push_reload): Do not call remove_address_replacements
5236 when presented with identical optional reloads.
5238 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
5240 * alpha.h (MASK_FIX, TARGET_FIX): New.
5241 (MASK_*): Reorganize constants.
5242 (CPP_AM_FIX_SPEC): New.
5243 (TARGET_SWITCHES): Add FIX.
5244 (EXTRA_SPECS): Likewise.
5245 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
5246 (SECONDARY_MEMORY_NEEDED): Likewise.
5247 (REGISTER_MOVE_COST): Likewise.
5248 * alpha.c (override_options): Add FIX support. Always use
5249 ALPHA_TP_PROG for ev6.
5250 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
5251 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
5252 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
5254 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
5256 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
5257 something is a candidate for optimize_bit_field_compare.
5259 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
5261 * gcc.texi (Passes): Document branch-shortening.
5262 * invoke.texi (Debugging Options): Document the fact that `-dp'
5263 outputs length information for instructions.
5265 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
5267 * flow.c: Revert previous delta.
5269 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
5271 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
5272 FRAME_POINTER_REGNUM.
5273 (mark_set_1): Ditto.
5274 (mark_used_regs): Ditto.
5276 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
5278 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
5279 (GOT_PCREL): New macro. Define to 1 if not already defined.
5280 * arm/elf.h (GOT_PCREL): Define to 0.
5281 * arm.c (arm_finalize_pic): Take into account the setting of
5284 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
5286 * output.h (STRIP_NAME_ENCODING): Provide default definition.
5287 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
5289 * flow.c (mark_set_1): Do not record BLKmode stores as dead
5290 store elimination candidates.
5292 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
5294 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
5297 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
5299 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
5300 Add use of x-aix41-gld.
5302 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
5304 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
5305 (ASM_OUTPUT_DESTRUCTOR): Define.
5307 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
5309 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
5310 last CODE_LABEL in a loop if we have previously passed a jump
5311 to the top of the loop.
5313 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
5315 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
5316 applying Philip's patch.
5318 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
5320 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
5323 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
5325 * loop.c (strength_reduce): Grow reg_single_usage as needed.
5327 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
5329 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
5330 Also remove a useless comment.
5332 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
5334 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
5336 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
5338 * collect2.c (main): Only generate import or export file and add
5339 to link arguments if non-empty. Use xmalloc not alloca.
5340 (write_{export,import}_file): Delete.
5341 (write_aix_file): New function.
5342 (locatelib): Use xmalloc not malloc.
5343 (GCC_OK_SYMBOL): Do not check type if aix64.
5345 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
5347 Based on patch by Scott Bambrough and Pat Beirne:
5348 * config/arm/arm.c (making_const_table): New variable.
5349 * config/arm/arm.h (making_const_table): Declare.
5350 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
5352 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
5353 Keep track of when we are building the constant table.
5355 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
5357 * config/arm/arm.c (arm_override_options): Fix erroneous warning
5360 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
5362 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
5365 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
5367 * tm.texi (FUNCTION_ARG): Correct description of a stack element
5370 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
5372 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
5374 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5376 * rs6000.c (output_mi_thunk): Enable full support again.
5378 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5380 * sh.h (BRANCH_COST): Define.
5382 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
5384 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
5386 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
5388 * function.c (assign_stack_local): Align stack slot propertly.
5389 (assign_outer_stack_local): Likewise.
5391 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
5393 * expr.h (lang_expand_constant): Declare.
5394 * toplev.c (lang_expand_constant): Define it.
5395 * varasm.c (output_constant): Use it.
5397 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5399 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
5400 Change function definitions to K&R style.
5402 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5404 * fixinc/fixincl.c: We must not ignore SIGCLD now.
5406 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
5408 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
5409 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
5410 (several places): omit static initialization
5411 (process): use single fd, since only the read fd is used
5412 * fixinc/gnu-regex.c: define 'const' away, if not supported
5413 * fixinc/procopen.c(several places): omit static initialization
5414 * fixinc/server.c: define 'volitile' away, if not supported
5416 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
5418 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
5419 asm_fprintf and %L to generate the label name.
5420 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
5421 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
5423 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
5425 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
5426 insn for a conditional jump can not be found.
5428 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
5430 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
5431 on variables in specific sections other than .sbss and .sdata.
5433 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
5435 * stmt.c (expand_return): Call start_cleanup_deferral and
5436 end_cleanup_deferral around conditional code.
5438 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
5440 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
5441 filename lists. Utilizes new "krstr" AutoGen function.
5442 * fixinc/fixincl.x: Rebuilt.
5444 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
5446 * i386.c (output_float_compare): Avoid GNU-C extensions.
5448 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
5450 * version.c: Bump to distinguish mainline tree from the
5453 See ChangeLog.1 for earlier changes.
5456 add-log-time-format: current-time-string