1 Sun Mar 19 13:27:30 2000 Hans-Peter Nilsson <hp@axis.com>
3 * tm.texi (Driver): Fix typos and tweak entry for
5 Move misplaced STRUCT_FORCE_BLK entry ...
6 (Storage Layout): ... to here.
7 (Run-time Target): Recommend having TARGET_MASK_... helper macros.
9 2000-03-19 Richard Henderson <rth@cygnus.com>
11 * flow.c (delete_block): Delete the addr_vec along with the block.
12 (flow_delete_insn): Decrement LABEL_NUSES when deleting insns that
15 * fold-const.c (extract_muldiv): Apply type check for defined
16 overflow to multiply as well as divide.
18 * stor-layout.c (layout_decl): Don't abort on any zero sized decl.
20 2000-03-18 Mark Mitchell <mark@codesourcery.com>
22 * emit-rtl.c (remove_unncessary_notes): Check that all
23 NOTE_INSN_BLOCK_BEG and NOTE_INSN_BLOCK_END notes have an
24 associated NOTE_BLOCK.
25 * function.h (identify_blocks): Update comments.
26 (reorder_blocks): Declare.
27 * function.c (identify_blocks): Don't take paramters.
28 (reorder_blocks): Don't take parameters.
29 * loop.h (find_loop_tree_blocks): Remove.
30 (unroll_block_trees): Likewise.
31 * loop.c (loop_optimize): Don't call find_loop_tree_blocks. Use
32 reorder_blocks instead of unroll_block_trees.h
33 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Likewise.
34 * stmt.c (find_loop_tree_blocks): Remove.
35 (unroll_block_trees): Likewise.
36 * toplev.c (rest_of_compilation): Don't call find_loop_tree_blocks
37 in whole-function mode.
38 * tree.h (reorder_blocks): Remove declaration.
40 * expr.c: Include intl.h.
41 * Makefile.in (expr.o): Depend on intl.h.
43 2000-03-18 Richard Henderson <rth@cygnus.com>
45 * expr.c (emit_move_insn_1): Clarify cannot_inline message.
47 2000-03-18 Mark Mitchell <mark@codesourcery.com>
49 * tree.h (tree_index): Remove enumerals for integer types.
50 (integer_type_kind): New type.
51 (integer_types): New variable.
52 (char_type_node): Adjust.
53 (signed_char_type_node): Likewise.
54 (unsigned_char_type_node): Likewise.
55 (short_integer_type_node): Likewise.
56 (short_unsigned_type_node): Likewise.
57 (integer_type_node): Likewise.
58 (unsigned_type_node): Likewise.
59 (long_integer_type_node): Likewise.
60 (long_unsigned_type_node): Likewise.
61 (long_long_integer_type_node): Likewise.
62 (long_long_unsigned_type_node): Likewise.
63 * tree.c (integer_types): New variable.
64 (init_obstacks): Register it as a root.
66 Sat Mar 18 14:38:00 2000 Jason Eckhardt <jle@cygnus.com>
68 * bb-reorder.c (reorder_basic_blocks): Update PREV_INSN as well as
69 NEXT_INSN. Update last insn in chain.
71 2000-03-17 Jason Merrill <jason@casey.cygnus.com>
73 * dwarf2out.c (dwarf2out_decl): Don't emit anything for types
74 with TYPE_DECL_SUPPRESS_DEBUG set.
76 2000-03-18 Richard Henderson <rth@cygnus.com>
78 * flow.c (make_edges): Use INTVAL to access REG_EH_REGION value.
80 2000-03-18 Richard Henderson <rth@cygnus.com>
82 * i386.c (call_insn_operand): Always allow SYMBOL_REF,
84 (expander_call_insn_operand): Remove.
85 (ix86_expand_epilogue): New arg `emit_return' to control return insn.
86 * i386.h (PREDICATE_CODES): Update.
87 * i386.md (all call expanders): Remove predicates, remove special
88 handling for half-pic.
89 (*call_1, *call_value_1): Handle SIBLING_CALL_P insns.
90 (*call_pop_pic2, *call_pic2, *call_value_pop_2, *call_value_2): Remove.
91 (sibcall_epilogue): New.
93 2000-03-17 Richard Henderson <rth@cygnus.com>
95 * rtlanal.c (single_set): Reject if the parallel has anything
96 except SET or USE or CLOBBER.
98 2000-03-17 Jeff Law <law@cygnus.com>
99 Richard Henderson <rth@cygnus.com>
101 * Makefile.in (OBJS): Add sibcall.o.
103 * sibcall.c: New file.
104 * calls.c (FUNCTION_OK_FOR_SIBCALL): Provide default.
105 (ECF_IS_CONST, ECF_NOTHROW, ECF_SIBCALL): New.
106 (emit_call_1): Replace `is_const' and `nothrow' with `ecf_flags'.
107 Emit sibcall patterns when requested. Update all callers.
108 (expand_call): Generate CALL_PLACEHOLDER insns when tail call
109 elimination seems feasable.
110 * final.c (leaf_function_p): Sibling calls don't discount being
112 * flow.c (HAVE_sibcall_epilogue): Provide default.
113 (find_basic_blocks_1): Sibling calls don't throw.
114 (make_edges): Make edge from sibling call to EXIT.
115 (propagate_block): Don't remove sibcall_epilogue insns.
116 * function.c (prologue, epilogue): Turn into varrays. Update all uses.
117 (sibcall_epilogue): New.
118 (fixup_var_refs): Scan CALL_PLACEHOLDER sub-sequences.
119 (identify_blocks_1): Likewise. Break out from ...
120 (identify_blocks): ... here.
121 (reorder_blocks_1): Scan CALL_PLACEHOLDER. Break out from ...
122 (reorder_blocks): ... here.
123 (init_function_for_compilation): Zap prologue/epilogue as varrays.
124 (record_insns): Extend a varray instead of mallocing new memory.
125 (contains): Read a varray not array of ints.
126 (sibcall_epilogue_contains): New.
127 (thread_prologue_and_epilogue_insns): Emit and record
128 sibcall_epilogue patterns.
129 (init_function_once): Allocate prologue/epilogue varrays.
130 * genflags.c (gen_insn): Treat sibcall patterns as calls.
131 * integrate.c (save_parm_insns): Recurse on CALL_PLACEHOLDER patterns.
133 (save_for_inline_nocopy): ... here.
134 (copy_insn_list): Recurse on CALL_PLACEHOLDER patterns.
136 (expand_inline_function): ... here.
137 (copy_rtx_and_substitute): Handle NOTE_INSN_DELETED_LABEL.
138 (subst_constants): Handle 'n' formats.
139 * jump.c (jump_optimize_minimal): New.
140 (jump_optimize_1): New arg `minimal'; update callers. Elide most
141 optimizations if it's set.
142 * rtl.c (copy_rtx): Do copy jump & call for insns.
143 * rtl.h (struct rtx_def): Document use of jump and call for insns.
144 (SIBLING_CALL_P): New.
145 (sibcall_use_t): New.
146 * toplev.c (rest_of_compilation): Do init_EXPR_INSN_LIST_cache earlier.
147 Invoke optimize_sibling_and_tail_recursive_calls.
148 * tree.c (lang_safe_for_unsave): New.
149 (safe_for_unsave): New.
150 * tree.h (lang_safe_for_unsave, safe_for_unsave): Declare.
152 * alpha.h (FUNCTION_OK_FOR_SIBCALL): New.
153 * alpha.md (sibcall, sibcall_value, sibcall_epilogue): New.
154 (*sibcall_osf_1, *sibcall_value_osf_1): New.
156 2000-03-17 Mark Mitchell <mark@codesourcery.com>
158 * objc/objc-act.c (encode_method_prototype): Pass types, not
159 PARM_DECLs, to int_size_in_bytes.
161 Fri Mar 17 11:51:34 2000 Jim Wilson <wilson@cygnus.com>
163 * config/ia64/ia64.md (mix4right_3op): Swap %1 and %2 in template.
165 * config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
166 config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyrights again.
168 Fri Mar 17 08:09:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
170 * Clean up usages of TREE_INT_CST_LOW.
171 * c-parse.in (RESTORE_WARN_FLAGS): Use tree_low_cst.
172 * c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c:
174 * c-tree.h (min_precision): Move declaration to here.
175 * c-typeck.c (build_binary_op): Use host_integerp and tree_low_cst.
176 (build_unary_op, add_pending_init): Use bit_position.
177 (pending_init_member, process_init_element): Likewise.
178 (really_start_incremental_init, push_init_level, pop_init_level):
179 Don't make copies of nodes or modify them in place, use consistent
180 types when tracking positions, and use tree routines computations.
181 (set_init_index, output_init_element): Likewise.
182 (output_pending_init_elements, process_init_element): Likewise.
183 * dbxout.c (dbxout_type_fields): Use bit_position, host_integerp,
184 tree_low_cst and int_bit_position; also minor cleanup.
185 (dbxout_type_method_1, dbxout_range_type, dbxout_type): Likewise.
186 (print_cst_octal): Precision is unsigned.
187 (dbxout_symbol): Ensure DECL_INITIAL is in-range and use tree_low_cst.
188 * dwarf2out.c (ceiling): Input and output are unsigned HOST_WIDE_INT.
189 (simple_type_align_in_bits): Result is unsigned int.
190 Use tree_int_low_cst and host_integerp.
191 (simple_type_size_in_bits): Result is unsigned HOST_WIDE_INT.
192 (field_byte_offset): Result is HOST_WIDE_INT.
193 Change types of internal variables so alignments are unsigned int,
194 offsets are HOST_WIDE_INT and sizes are unsigned HOST_WIDE_INT.
195 Use host_integerp, tree_low_cst, and int_bit_position.
196 (add_bit_offset_attribute): Likewise.
197 (add_data_member_location_attribute): Use tree_cst_low.
198 (add_bound_info): Use host_integerp, integer_zerop, and integer_onep.
199 (add_bit_size_attribute): Use tree_low_cst.
200 (add_pure_or_virtual_attribute, gen_enumeration_type_die): Likewise.
201 * dwarfout.c: Similar changes to dwarf2out.c.
202 * expr.c (expand_expr, case ARRAY_REF): Remove redundant code.
203 * genoutput.c (n_occurences): Return -1 for null string.
204 (strip_whitespace): Accept null string and make into function.
205 (scan_operands): Reflect above changes.
206 * sdbout.c (plain_type_1): Use host_integerp and tree_low_cst.
207 (sdbout_field_types, sdbout_one_type): Likewise; also use bit_position.
208 * ssa.c (rename_registers): Add missing cast of arg to bzero.
209 * tree.c (int_size_in_bytes): Check for too big to represent.
210 (bit_position, int_bit_position, host_integerp, tree_low_cst): New fns.
211 * tree.h (host_integerp, tree_low_cst, bit_position, int_bit_position):
213 (min_precision): Delete from here.
214 * varasm.c (decode_addr_const): Use host_integerp, bit_position,
215 and int_bit_position.
216 * objc/objc-act.c (encode_method_prototype): Sizes are HOST_WIDE_INT.
217 (encode_method_def): Likewise.
218 (build_ivar_list_initializer): Use int_bit_position.
219 (generate_shared_structures): Convert size.
220 (encode_type, encode_complete_bitfield): Use integer_zerop.
221 (encode_bitfield): Use tree_low_cst and int_bit_position.
223 2000-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
225 * config/c4x/c4x.h (CPP_SPEC): Fix typo.
227 2000-03-17 Martin v. Löwis <loewis@informatik.hu-berlin.de>
229 * call.c (special_function_p): It is only malloc if it returns
232 2000-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
234 * config/c4x/c4x.h (ASM_SPEC, CPP_SPEC, LINK_SPEC): Support C33.
235 (C33_FLAG, TARGET_C3X): Add macros.
236 (TARGET_SWITCHES): Add -m33 option.
237 * config/c4x/c4x.c (c4x_override_options): Test for TARGET_C33.
239 2000-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
241 * config/c4x/c4x.h (PARALLEL_INSN_FLAG): Add.
242 (PARALLEL_PACK_FLAG): Delete.
243 (TARGET_SWITCHES): Update.
244 (TARGET_PARALLEL): Use PARALLEL_INSN_FLAG.
246 Thu Mar 16 18:52:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
248 * fold-const.c (fold): Fix a few cases when the returned result
249 is not of the same type as the input.
251 2000-03-16 Nick Clifton <nickc@cygnus.com>
253 * config/arm/arm.h (ASM_OUTPUT_MI_THUNK): Fix compile time
256 2000-03-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
258 * libgcc2.h: Move prototypes above macros with the same name.
259 Wrap some function prototypes in the conditional which indicates
260 whether they are supported, i.e. "BITS_PER_UNIT == 8".
262 2000-03-16 Richard Henderson <rth@cygnus.com>
264 * calls.c: Revert last two changes.
266 2000-03-16 Bernd Schmidt <bernds@cygnus.co.uk>
268 * fp-bit.c (_unpack_d): If NO_DENORMALS is defined, anything that
269 has exponent 0 is a zero.
271 * simplify-rtx.c (hash_rtx, case MEM/REG): Take into account that
272 HASH may already be nonzero. Add code/mode into hash value
273 immediately after repeat label.
274 (cselib_lookup): Don't leave the hash table in an inconsistent
275 state before a hash lookup operation.
277 Thu Mar 16 17:03:10 MET 2000 Jan Hubicka <jh@suse.cz>
279 * i386.md (all HI and QI mode non-move patterns): Conditionize
280 by TARGET_[HQ]IMODE_MATH.
281 * i386.h (x86_himode_math, x86_qimode_math, x86_promote_hi_regs,
282 x86_promote_qi_regs): Declare.
283 (TARGET_HIMODE_MATH, TARGET_QIMODE_MATH, TARGET_PROMOTE_HI_REGS,
284 TARGET_PROMOTE_QI_REGS): New macros.
285 (PROMOTE_MODE): New macro.
286 * i386.c (x86_himode_math, x86_qimode_math, x86_promote_hi_regs,
287 x86_promote_qi_regs): New global variables.
289 Thu Mar 16 16:50:44 MET 2000 Jan Hubicka <jh@suse.cz>
291 * calls.c (emit_library_call_value_1): Break out from ...; handle
292 VOIDmode function calls too.
293 (emit_library_call_value): ... here.
294 (emit_library_call): Implement by calling emit_library_call_value_1.
296 Thu Mar 16 16:01:30 MET 2000 Jan Hubicka <jh@suse.cz>
298 * calls.c (expand_call): Do sanity checking on arg_space_so_far.
299 Update arg_space_so_far on stack adjustments.
300 (emit_library_call, emit_library_call_value): Likewise; take into
301 account arg_space_so_far and pending_stack_adjust when calculcating
304 Thu Mar 16 09:02:19 2000 Jason Eckhardt <jle@cygnus.com>
306 * flow.c: Move all basic block reordering code into its own file.
307 (create_basic_block): Externalize.
308 * bb-reorder.c: New file. Copy all basic block reordering code from
310 (reorder_basic_blocks): Fix fencepost error in for-loop.
311 (reorder_basic_blocks): Remove braces from single statement for-loops.
312 * basic-block.h: Add declaration for create_basic_block.
313 * Makefile.in: Add rules for bb-reorder.o.
315 2000-03-16 Neil Booth <NeilB@earthling.net>
317 * cppinit.c (handle_option): Implement #unassert directive
318 as -A- command line option.
319 (print_help): Update.
322 Thu Mar 16 02:14:16 2000 Hans-Peter Nilsson <hp@bitrange.com>
324 * md.texi (Standard Names): Document `jump'.
326 2000-03-15 Jason Merrill <jason@casey.cygnus.com>
328 * calls.c (emit_call_1): Nothrow functions can still have nonlocal
331 2000-03-15 Geoff Keating <geoffk@cygnus.com>
333 See the ChangeLog on the branch for more details.
335 * configure.in: Merge in changes from newppc-branch.
336 * configure: Regenerate.
337 * config/rs6000/*: Merge in changes from newppc-branch.
338 Also correct copyright notices.
340 Wed Mar 15 15:43:38 2000 Jeffrey A Law (law@cygnus.com)
342 * acconfig.h (HAVE_GAS_WEAK): New define.
343 * configure.in (assembler weak support): Check for .weak support.
344 * config.in, configure: Rebuilt.
345 * pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Only define if
346 HAVE_GAS_WEAK is defined.
348 2000-03-15 Nick Clifton <nickc@cygnus.com>
350 * config/arm/arm.c (arm_output_epilogue): Do not pass %c to
353 2000-03-15 Zack Weinberg <zack@wolery.cumb.org>
355 * cppfiles.c (open_include_file): New function.
356 (find_include_file, cpp_read_file): Use it.
358 2000-03-15 Jason Merrill <jason@casey.cygnus.com>
360 * cpphash.c (dump_hash_helper): Take the slot, not the element.
362 Wed Mar 15 14:28:54 2000 Jason Eckhardt <jle@cygnus.com>
364 * flow.c (verify_flow_info): Check for unconditional return.
366 Wed Mar 15 11:34:27 2000 Jim Wilson <wilson@cygnus.com>
368 * config/ia64/ia64.md (restore_stack_nonlocal): New.
369 * config/ia64/lib1funcs.asm (__ia64_nonlocal_goto): Delete padding nop.
370 (__ia64_restore_stack_nonlocal): New.
371 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __restore_stack_nonlocal.
373 2000-03-15 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
375 * cpphash.c (collect_formal_parameters): Do not complain about
376 parameter names that just start with `__VA_ARGS__'.
378 Wed Mar 15 13:26:58 MET 2000 Jan Hubicka <jh@suse.cz>
380 * i386.md (movhi_1): Promote movw imm, reg to movl imm, reg and
381 movw reg, reg to movzwl reg, reg on PARTIAL_REGISTER_STALL machines.
382 * i386.c (pentiumpro_cost): Set mul cost to 4.
383 (x86_use_movx): Set for PPro.
385 Wed Mar 15 13:07:05 MET 2000 Jan Hubicka <jh@suse.cz>
387 * i386.md (ix86_compute_frame_size): stack_alignment_needed is
388 STACK_BOUNDARY for empty frames now.
390 2000-03-14 Mark Mitchell <mark@codesourcery.com>
392 * stor-layout.c (layout_union): Remove.
393 (layout_union_field): New function, split out from layout_union.
394 (finish_union_layout): Likewise.
395 (layout_field): Handle unions by calling layout_union_field.
396 (finish_record_layout): Handle unions.
397 (layout_type): Combine RECORD_TYPE, UNION_TYPE, and
398 QUAL_UNION_TYPE handling.
400 Wed Feb 23 13:00:06 CET 2000 Jan Hubicka <jh@suse.cz>
402 * flow.c (fixup_reorder_chain): Avoid double labels in the basic block;
403 end of basic block is jump_insn, not barrier; use create_basic_block
404 instead of creating basic block by hand.
406 2000-03-14 Jason Eckhardt <jle@cygnus.com>
408 * flow.c (reorder_basic_blocks): Account for barriers when writing
409 over NEXT_INSN (last_bb->end).
410 (verify_flow_info): Add check for missing barriers.
412 2000-03-14 Greg McGary <gkm@gnu.org>
414 * c-lex.h (enum rid): Add RID_BOUNDED & RID_UNBOUNDED.
415 * c-lex.c (init_lex): Handle RID_BOUNDED & RID_UNBOUNDED.
416 * c-parse.gperf (__bounded, __bounded__, __ptrbase, __ptrbase__,
417 __ptrextent, __ptrextent__, __ptrvalue, __ptrvalue__,
418 __unbounded, __unbounded__): New keywords.
419 * c-parse.in (PTR_VALUE PTR_BASE PTR_EXTENT): New tokens.
420 * c-parse.y, c-parse.c, c-parse.h: Regenerate.
421 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
423 2000-03-14 Bernd Schmidt <bernds@cygnus.co.uk>
425 * cselib.h: New file.
426 * alias.c: Include "cselib.h".
427 (fixed_scalar_and_varying_struct_p): Accept the addresses of the
428 MEMs as two new arguments.
429 (get_addr): New static function.
430 (find_base_term): Handle VALUEs.
431 (memrefs_conflict_p): Likewise.
432 (true_dependence): Call get_addr on the addresses.
433 Call fixed_scalar_and_varying_struct_p with addresses that have been
434 passed through get_addr and canon_rtx.
435 (write_dependence_p): Move DIFFERENT_ALIAS_SETS_P test for consistency
436 with true_dependence.
437 Call get_addr on the addresses; don't call canon_rtx on the MEMs.
438 * loop.c: Include "cselib.h".
439 (load_mems): Process extended basic block that enters the loop with
440 cselib. Use that information to change initialization of the shadow
441 register so that a constant equivalence is seen by later passes.
442 * reload1.c: Include "cselib.h".
443 (reload_cse_invalidate_regno): Delete function.
444 (reload_cse_mem_conflict_p): Likewise.
445 (reload_cse_invalidate_mem): Likewise.
446 (reload_cse_invalidate_rtx): Likewise.
447 (reload_cse_regno_equal_p): Likewise.
448 (reload_cse_check_clobber): Likewise.
449 (reload_cse_record_set): Likewise.
450 (reg_values): Delete static variable.
451 (invalidate_regno_rtx): Likewise.
452 (reload_cse_delete_noop_set): New static function.
453 (reload_cse_simplify): New static function, broken out of
455 (reload_cse_noop_set_p): Delete unused argument INSN.
456 Just call rtx_equal_for_cselib_p on set source and destination.
457 (reload_cse_regs_1): Break out some code into reload_cse_simplify and
458 reload_cse_delete_noop_set. Delete code to keep track of values; use
459 cselib functions instead. Delete code to push/pop obstacks.
460 (reload_cse_simplify_set): Use cselib to find equivalent values.
461 Delete code to push/pop obstacks.
462 (reload_cse_simplify_operands): Likewise.
463 * rtl.def (VALUE): New rtx code.
464 * rtl.h (union rtunion_def): New elt rt_cselib.
465 (X0CSELIB, CSELIB_VAL_PTR): New macros.
466 * simplify_rtx.c: Include "ggc.h", "obstack.h", "cselib.h".
467 (new_elt_list, new_elt_loc_list, unchain_one_value, clear_table,
468 unchain_one_elt_list, unchain_one_elt_loc_list, check_useless_values,
469 discard_useless_locs, discard_useless_values, entry_and_rtx_equal_p,
470 hash_rtx, new_cselib_val, add_mem_for_addr, get_value_hash,
471 cselib_lookup_mem, cselib_subst_to_values, cselib_invalidate_regno,
472 cselib_mem_conflict_p, cselib_invalidate_mem, cselib_invalidate_rtx,
473 cselib_record_set, cselib_record_sets): New static functions.
474 (cselib_lookup, cselib_update_varray_sizes, cselib_init,
475 cselib_finish, cselib_process_insn, rtx_equal_for_cselib_p,
476 references_value_p): New functions.
477 (MAX_USELESS_VALUES, REG_VALUES): New macros.
478 (table, cselib_current_insn, next_unknown_value, cselib_nregs,
479 n_useless_values, reg_values, callmem, cselib_obstack,
480 cselib_startobj, empty_vals, empty_elt_lists, empty_elt_loc_lists):
481 New static variables.
482 * varray.h (union varray_data_tag): New elt te.
483 (VARRAY_ELT_LIST_INIT, VARRAY_ELT_LIST): New macros.
484 * Makefile.in (reload1.o, loop.o, simplify-rtx.o, alias.o): Update
487 2000-03-14 Nick Clifton <nickc@cygnus.com>
489 * gcc.c (do_spec_1): Catch the case where %* is used in a
490 substitution pattern, but it has not been initialised.
491 Issue a meaningful error message if an unrecognised operator
492 is encountered in a spec string.
494 2000-03-14 Richard Earnshaw <rearnsha@arm.com>
496 * function.c (prepare_function_start): Correctly initialize
497 cfun->stack_alignment_needed.
499 2000-03-14 Zack Weinberg <zack@wolery.cumb.org>
501 * cppfiles.c (find_include_file): Don't assume nshort is a
504 Tue Mar 14 08:42:21 2000 Jeffrey A Law (law@cygnus.com)
506 * configure.in (hppa configurations): Add pa32-regs.h to the
507 list of tm files as appropriate.
508 * configure: Rebuilt.
509 * pa.c (compute_frame_size): Remove explicit knowledge about FP
511 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
512 (fmpyaddoperands, fmpysuboperands): Likewise.
513 * pa.h: Remove various definitions which depend on knowing
514 how registers are numbered.
515 * pa32-regs.h: New file with PA32 register numbering specific
518 2000-03-14 Richard Henderson <rth@cygnus.com>
520 * regmove.c (combine_stack_adjustments): New.
521 (stack_memref_p, single_set_for_csa): New.
522 (free_csa_memlist, record_one_stack_memref): New.
523 (try_apply_stack_adjustment): New.
524 (combine_stack_adjustments_for_block): New.
525 * rtl.h (combine_stack_adjustments): Declare.
526 * toplev.c (rest_of_compilation): Call it.
528 * i386.md: Revert 2000-01-16 change.
530 2000-03-14 Martin v. Löwis <loewis@informatik.hu-berlin.de>
532 * gccbug.in: Add web category, gcc specific classes.
534 2000-03-14 Nathan Sidwell <nathan@codesourcery.com>
536 * stor-layout.c (finalize_record_size): Fix typo.
538 2000-03-14 Stan Shebs <shebs@apple.com>
540 * c-typeck.c (c_alignof): Error on incomplete types.
541 * extend.texi (Alignment): Document this.
543 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
545 * cppfiles.c: Include mkdeps.h.
546 (find_include_file, read_include_file): Remove _cpp_ prefix
547 from name, make static.
548 (_cpp_execute_include): New function, broken out of
551 * cpplib.c: Don't include mkdeps.h.
552 (struct directive): Remove type field. Reorder entries. The
553 function takes only one argument.
554 (struct if_stack): Make type field an int.
555 (directive_table): Rename to dtable. Generate it, the
556 prototypes of the directive handlers, and the enum for the
557 directive numbers, from a template macro.
558 (do_ifndef, do_include_next, do_import): New functions.
559 (do_define, do_include, do_endif, do_ifdef, do_if, do_else,
560 do_undef, do_line, do_elif, do_error, do_pragma, do_warning,
561 do_ident, do_assert, do_unassert, do_sccs): Take only one
563 (do_sccs): Define always, but alter behavior based on
565 (_cpp_handle_directive, consider_directive_while_skipping):
566 Restructure for new directive table layout.
568 (pass_thru_directive): Take a directive number, not a pointer
569 to a struct directive.
570 (parse_include): New function, broken out of do_include.
571 (do_include, do_import, do_include_next): Use parse_include
572 and _cpp_execute_include.
573 (do_elif, do_else): Test for T_ELSE specifically when checking
574 for #elif/#else after #else.
575 (parse_ifdef): New function, broken out of do_ifdef.
576 (validate_else): Expect a name arg without a leading #.
577 (if_directive_name): Delete.
578 (cpp_define, cpp_assert, cpp_undef, cpp_unassert): Call
579 directive handlers with only one argument.
581 * cpphash.h: Update prototypes.
582 (enum node_type): Remove entries for directives.
583 * Makefile.in: Update dependencies.
585 * cpphash.c (dump_hash_helper): Only dump nodes of type
586 T_MACRO. Emit a newline after each definition.
588 2000-03-14 Martin v. Löwis <loewis@informatik.hu-berlin.de>
590 * gccbug.in: New file.
591 * configure.in (all_outputs): Add gccbug.
592 * Makefile.in (install-common): Install gccbug.
593 (GCCBUG_INSTALL_NAME): New variable.
594 * configure: Rebuilt.
596 2000-03-13 Jason Merrill <jason@casey.cygnus.com>
598 * function.c (put_var_into_stack): Use type_for_mode to calculate
599 part_type. Use MEM_SET_IN_STRUCT_P.
600 * expr.c (store_field): Handle CONCAT.
601 (store_constructor): Use fields_length.
602 * tree.c (fields_length): New fn.
603 * tree.h: Declare it.
605 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
607 * Makefile.in (LIBCPP_OBJS): Add cpplex.o.
608 (cpplex.o): New target.
609 * po/POTFILES.in: Add cpplex.c.
611 * cpplex.c (_cpp_grow_token_buffer, null_cleanup,
612 cpp_push_buffer, cpp_pop_buffer, cpp_scan_buffer,
613 cpp_expand_to_buffer, cpp_buf_line_and_col, cpp_file_buffer,
614 skip_block_comment, skip_line_comment, skip_comment,
615 copy_comment, _cpp_skip_hspace, _cpp_skip_rest_of_line,
616 _cpp_parse_name, skip_string, parse_string,
617 _cpp_parse_assertion, cpp_get_token, cpp_get_non_space_token,
618 _cpp_get_directive_token, find_position,
619 _cpp_read_and_prescan, _cpp_init_input_buffer): Move here.
620 (maybe_macroexpand, _cpp_lex_token): New functions.
622 * cpplib.c (SKIP_WHITE_SPACE, eval_if_expr, parse_set_mark,
623 parse_goto_mark): Delete.
624 (_cpp_handle_eof): New function.
625 (_cpp_handle_directive): Rename from handle_directive.
626 (_cpp_output_line_command): Rename from output_line_command.
627 (do_if, do_elif): Call _cpp_parse_expr directly.
628 * cppfiles.c (_cpp_read_include_file): Don't call
629 init_input_buffer here.
630 * cpphash.c (quote_string): Move here, rename _cpp_quote_string.
631 * cppexp.c (_cpp_parse_expr): Diddle parsing_if_directive
632 here; pop the token_buffer and skip the rest of the line here.
633 * cppinit.c (cpp_start_read): Call _cpp_init_input_buffer
636 * cpphash.h (CPP_RESERVE, CPP_IS_MACRO_BUFFER, ACTIVE_MARK_P):
638 (CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK, CPP_SET_MARK,
639 CPP_GOTO_MARK): New macros.
640 (_cpp_quote_string, _cpp_parse_name, _cpp_skip_rest_of_line,
641 _cpp_skip_hspace, _cpp_parse_assertion, _cpp_lex_token,
642 _cpp_read_and_prescan, _cpp_init_input_buffer,
643 _cpp_grow_token_buffer, _cpp_get_directive_token,
644 _cpp_handle_directive, _cpp_handle_eof,
645 _cpp_output_line_command): Prototype them here.
646 * cpplib.h (enum cpp_token): Add CPP_MACRO.
647 (CPP_RESERVE, get_directive_token, cpp_grow_buffer,
648 quote_string, output_line_command): Remove.
650 2000-03-13 Bernd Schmidt <bernds@cygnus.co.uk>
652 * stmt.c (expand_end_case): RANGE may be signed, and when checking
653 whether it is too large we must also verify that it isn't negative.
655 2000-03-13 Jakub Jelinek <jakub@redhat.com>
657 * config/sparc/sparc.md: Remove all traces of TARGET_LIVE_G0.
658 (movsi_zero_liveg0): Remove.
659 (movsf_insn_novis_liveg0): Remove.
661 (negsi2_not_liveg0): Rename to negsi2.
662 (one_cmplsi2): Remove.
663 (one_cmplsi2_not_liveg0): Rename to one_cmplsi2.
664 (one_cmplsi2_liveg0): Remove.
665 * config/sparc/sparc.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE,
666 MASK_LIVE_G0, MASK_BROKEN_SAVERESTORE): Remove.
667 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_LIVE_G0 if.
668 (PREDICATE_CODES): Remove zero_operand.
669 * config/sparc/sparc.c: Remove all traces of TARGET_LIVE_G0 and
670 TARGET_BROKEN_SAVERESTORE.
671 (zero_operand): Remove.
672 * config/sparc/splet.h (SUBTARGET_SWITCHES): Remove -mlive-g0,
673 -mno-live-g0, -mbroken-saverestore and -mno-broken-saverestore
675 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
676 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
677 TARGET_BROKEN_SAVERESTORE): Remove.
678 * config/sparc/linux.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
680 * config/sparc/linux64.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
682 * config/sparc/sol2.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
685 * config/sparc/sparc.md (return_df_no_fpu): New pattern.
687 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
689 * cpplib.c (do_pragma_implementation): Fix off-by-one error
690 truncating a string. Don't assume tokens are nul terminated.
691 Problem noted by Andreas Jaeger <aj@suse.de>
693 2000-03-13 Jason Merrill <jason@casey.cygnus.com>
695 * dwarf2out.c (add_name_and_src_coords_attributes): Only add
696 DW_AT_MIPS_linkage_name for TREE_PUBLIC decls.
697 (ASM_OUTPUT_DWARF_ADDR_CONST): Don't output trailing newline.
699 2000-03-13 Richard Earnshaw <rearnsha@arm.com>
701 * stor-layout.c (new_record_layout_info): Fix typo inside ifdef
702 STRUCTURE_SIZE_BOUNDARY.
704 2000-03-13 Mark Mitchell <mark@codesourcery.com>
706 * tree.h (record_layout_info_s): New structure.
707 (record_layout_info): New type.
708 (new_record_layout_info): New function.
709 (layout_field): Likewise.
710 (finish_record_layout): Likewise.
711 * stor-layout.c (layout_record): Remove.
712 (new_record_layout_info): New function.
713 (layout_field): New function, broken out from layout_record.
714 (finalize_record_size): Likewise.
715 (compute_record_mode): Likewise.
716 (finalize_type_size): New function, broken out from layout_type.
717 (finish_record_layout): Likewise.
718 (layout_type): Use them.
720 2000-03-12 Zack Weinberg <zack@wolery.cumb.org>
722 * cpphash.c: Don't include version.h.
723 (special_symbol) [case T_VERSION]: Look for the string in
724 hp->value.cpval; don't use version_string.
725 * cppinit.c (initialize_builtins): Set hp->value.cpval for
726 __VERSION__ to version_string.
727 * Makefile.in (cpphash.o): Update deps.
729 2000-03-12 Zack Weinberg <zack@wolery.cumb.org>
731 Convert cpplib to use libiberty/hashtab.c.
733 * cpplib.h (struct cpp_reader): Make hashtab and
734 all_include_files of type 'struct htab *'. Delete HASHSIZE
735 and ALL_INCLUDE_HASHSIZE macros.
737 * cpphash.h: Update prototypes.
738 (struct hashnode): Remove next, prev, and bucket_hdr members.
739 Make length a size_t. Add hash member.
740 (struct ihash): Remove next member. Add hash member. Make
741 name a flexible array member.
743 * cppfiles.c: Include hashtab.h.
744 (include_hash): Delete.
745 (IHASHSIZE): New macro.
746 (hash_IHASH, eq_IHASH, _cpp_init_include_hash): New functions.
747 (cpp_included): Do the hash lookup here.
748 (_cpp_find_include_file): Rewrite.
749 (cpp_read_file): Put the "fake" hash entry into the hash
750 table. Honor the control_macro, if it turns out we've seen
751 the file before. Don't push the buffer here.
752 (_cpp_read_include_file): Push the buffer here.
753 (OMODES): New macro. Use it whenever we call open(2).
755 * cpphash.c: Include hashtab.h.
756 (hash_HASHNODE, eq_HASHNODE, del_HASHNODE, dump_hash_helper,
757 _cpp_init_macro_hash, _cpp_dump_macro_hash, _cpp_make_hashnode,
758 _cpp_lookup_slot): New functions.
759 (HASHSIZE): new macro.
760 (hashf, _cpp_install, _cpp_delete_macro): Delete.
761 (_cpp_lookup): Use hashtab.h routines.
763 * cppinit.c: Include hashtab.h.
764 (cpp_reader_init): Call _cpp_init_macro_hash and
765 _cpp_init_include_hash. Don't allocate hashtab directly.
766 (cpp_cleanup): Just call htab_delete on pfile->hashtab and
767 pfile->all_include_files.
768 (initialize_builtins): Use _cpp_make_hashnode and
769 htab_find_slot to add hash entries.
770 (cpp_finish): Just call _cpp_dump_macro_hash.
771 * cpplib.c: Include hashtab.h.
772 (do_define): Use _cpp_lookup_slot and _cpp_make_hashnode to
774 (do_pragma_poison, do_assert): Likewise.
775 (do_include): Don't push the buffer here. Don't increment
776 system_include_depth unless _cpp_read_include_file succeeds.
777 (do_undef, do_unassert): Use _cpp_lookup_slot and htab_clear_slot
779 (do_pragma_implementation): Use alloca to create copy.
781 * Makefile.in: Update dependencies.
783 2000-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
785 * cppinit.c (cl_directive_handler): More K&R fixing.
787 Sat Mar 11 23:54:26 2000 Jim Wilson <wilson@cygnus.com>
789 * config/ia64/ia64.c (ia64_compute_frame_size): Align size to
791 * config/ia64/ia64.h (REGISTER_MOVE_COST): Add missing parentheses.
793 2000-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
795 * cppinit.c (no_arg, no_ass, no_dir, no_fil, no_mac, no_pth):
796 Change from char[] to macros.
798 2000-03-12 Neil Booth <NeilB@earthling.net>
800 * cppinit.c (cpp_start_read): Update indirect function
803 Sat Mar 11 16:18:12 2000 Jim Wilson <wilson@cygnus.com>
805 * config/ia64/ia64.h (ADDITIONAL_REGISTER_NAMES): Fix typo in loc79
808 * config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
809 config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyright messages.
811 2000-03-11 Neil Booth <NeilB@earthling.net>
813 * cppinit.c (struct pending option): Replace undef with a
814 pointer to a directive handling routine.
815 (struct cpp_pending): Replace separate assert_ and define_
816 lists with one directive_ list.
817 (new_pending_define): Rename new_pending_directive. Extra
818 argument is the directive's handling routine.
819 (handle_option): Update to use new_pending_directive.
821 2000-03-11 Neil Booth <NeilB@earthling.net>
823 * cppfiles.c (file_cleanup, _cpp_find_include_file,
824 remap_filename, _cpp_read_include_file, actual_directory,
825 hack_vms_include_specification): Replace bcopy(), index() etc
826 calls. Add casts to some allocations. Make some variables
827 pointers to const [unsigned] char.
828 * cpphash.c (_cpp_install, macro_cleanup, collect_expansion,
829 collect_formal_parameters): Similarly.
830 * cppinit.c (struct pending_option, append_include_chain,
831 cpp_options_init, cpp_reader_init, initialize_standard_includes,
832 cpp_start_read, new_pending_define, handle_option): Similarly.
833 * cpplib.c (cpp_define, copy_comment, do_define, do_include,
834 do_undef, do_error, do_warning, do_pragma, do_pragma_once,
835 do_pragma_implementation, detect_if_not_defined,
836 do_ifdef, skip_if_group, cpp_get_token, parse_string,
837 do_assert, do_unassert): Similarly.
838 * cpplib.h (cpp_buffer, cpp_options): Update types. Update
840 * mkdeps.c (deps_add_target, deps_add_dep): cast allocations.
842 2000-03-10 Richard Henderson <rth@cygnus.com>
844 * builtins.c (expand_builtin_strlen): Revert last change.
845 Use emit_insn_before if we're at the beginning of a sequence.
847 2000-03-10 Jason Merrill <jason@casey.cygnus.com>
849 * builtins.c (expand_builtin_strlen): Make sure that we have something
850 at the beginning of the sequence.
852 * toplev.c (rest_of_compilation): Also set TREE_NOTHROW for
855 * invoke.texi (C++ Dialect Options): Document -fno-enforce-eh-specs.
857 2000-03-10 Richard Henderson <rth@cygnus.com>
859 * except.c (can_throw): Use INTVAL on a CONST_INT.
860 (reachable_handlers): Likewise.
861 * flow.c (count_basic_blocks, find_basic_blocks_1): Likewise.
863 2000-03-10 Andreas Jaeger <aj@suse.de>
865 * config/mips/linux.h: Undefine MD_EXEC_PREFIX and
866 MD_STARTFILE_PREFIX since those are not needed on linux.
867 (ASM_FILE_START): New, from mips/gnu.h.
869 2000-03-09 Richard Henderson <rth@cygnus.com>
870 Alex Samuel <samuel@codesourcery.com> and others
872 * Makefile.in (ssa.o): New rule.
874 (STAGESTUFF): Add *.ssa and *.ussa.
875 (mostlyclean): Delete *.ssa, *.ussa, */*.ssa, */*.ussa.
876 * rtl.def (PHI): New RTL expression.
877 * rtl.h (clear_log_links): New declaration.
878 (convert_to_ssa): Likewise.
879 (convert_from_ssa): Likewise.
880 * flow.c (split_edge): If the entry node falls through to the
881 split edge's source block, split the entry edge.
882 (clear_log_links): New function.
883 * toplev.c (ssa_dump): New variable.
884 (flag_ssa): Likewise.
885 (f_options): Add "ssa".
886 (compile_file): Create SSA dump files.
887 (rest_of_compilation): Go to and from SSA if enabled.
888 (decide_d_option): Handle -de for SSA dump files.
891 Thu Mar 9 20:01:38 2000 Jim Wilson <wilson@cygnus.com>
893 * expr.c (expand_assignment): For a CALL_EXPR, special case PARM_DECL
896 2000-03-09 Benjamin Kosnik <bkoz@cygnus.com>
898 * config/alpha/linux.h (WCHAR_TYPE): Make consistent.
900 Thu Mar 9 18:10:02 2000 Jeffrey A Law (law@cygnus.com)
902 * config/pa/pa-hpux10.h (LIB_SPEC): Correct typo in !p case.
903 (MD_STARTFILE_PREFIX_1): New macro.
905 2000-03-09 Robert Lipe <robertl@sco.com>
907 * config/ia64/ia64.c: Include system.h.
909 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
911 * except.c (nothrow_function_p): If -fno-exceptions, just return.
912 (init_eh_nesting_info): Likewise.
914 * tree.h (struct tree_common): Rename raises_flag to nothrow_flag.
915 (TREE_NOTHROW): Rename from TREE_RAISES.
916 * toplev.c (rest_of_compilation): Set it.
917 * print-tree.c (print_node): Adjust.
918 * tree.c (stabilize_reference, build, build1): Don't set TREE_RAISES.
919 (stabilize_reference_1, get_unwidened, get_narrower): Likewise.
920 * calls.c (emit_call_1): Add 'nothrow' parm. Add
921 REG_EH_REGION note as appropriate.
922 (libfunc_nothrow): New fn.
923 (emit_library_call, emit_library_call_value): Use it.
924 (expand_call): Check TREE_NOTHROW.
926 * varasm.c (make_decl_rtl): Skip initial '*' when setting
929 2000-03-09 Andreas Jaeger <aj@suse.de>
931 * mips/linux.h (NO_IMPLICIT_EXTERN_C): Define.
932 (TARGET_MEM_FUNCTIONS): Define.
934 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
936 * i386.c (ix86_valid_type_attribute_p): Use compare_tree_int.
938 * except.c (can_throw): See through a SEQUENCE.
939 (nothrow_function_p): New fn.
940 * except.h: Declare it.
941 * function.c (current_function_nothrow): New var.
942 (prepare_function_start): Initialize it.
943 * output.h: Declare it.
944 * toplev.c (rest_of_compilation): Set it.
945 * dwarf2out.c (dwarf2out_begin_prologue): Use it.
947 2000-03-09 Zack Weinberg <zack@wolery.cumb.org>
949 * cpphash.c (collect_formal_parameters): strncmp returns 0 for
950 match. (cpp_compare_defs): Count the nul separator when
951 advancing over argument names.
953 2000-03-09 Bernd Schmidt <bernds@cygnus.co.uk>
955 * recog.c (preprocess_constraints): Matching constraints affect
956 same alternative/different operand, not same operand/different
959 * reload1.c (eliminate_regs_in_insn): Handle additions of eliminable
960 register and a constant specially.
962 2000-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
964 * libgcc2.h: New file.
965 * libgcc2.c: Move macros, typedefs and prototypes to libgcc2.h.
967 Wed Mar 8 16:19:42 2000 Jim Wilson <wilson@cygnus.com>
969 * configure.in (ia64*-*-elf*, ia64*-*-linux*): New.
970 * configure: Regenerate.
973 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
975 * Makefile.in (LIBCPP_DEPS): New macro.
976 (cpplib.o, cpphash.o, cpperror.o, cppexp.o, cppfiles.o): Use
978 * cpperror.c: Include cpphash.h.
979 * cppexp.c: Include cpphash.h. Remove MULTIBYTE_CHARS
981 (lex): Don't use CPP_WARN_UNDEF.
982 (_cpp_parse_expr): Return an int, the truth value.
983 * cppfiles.c: Include cpphash.h.
984 (_cpp_merge_include_chains): Move to cppinit.c and make static.
985 * cppinit.c (include_defaults_array): Disentangle.
986 (cpp_cleanup): Don't free the if stack here.
987 (cpp_finish): Pop off all buffers, not just one.
988 * cpplib.c (eval_if_expr): Return int.
989 (do_xifdef): Rename do_ifdef.
990 (handle_directive): Don't use CPP_PREPROCESSED.
991 (cpp_get_token): Don't use CPP_C89.
992 * fix-header.c: Don't use CPP_OPTIONS.
994 * cpplib.h: Move U_CHAR, enum node_type, struct
995 file_name_list, struct ihash, is_idchar, is_idstart,
996 is_numchar, is_numstart, is_hspace, is_space, CPP_BUF_PEEK,
997 CPP_BUF_GET, CPP_FORWARD, CPP_PUTS, CPP_PUTS_Q, CPP_PUTC,
998 CPP_PUTC_Q, CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q,
999 CPP_BUMP_BUFFER_LINE, CPP_BUMP_LINE, CPP_PREV_BUFFER,
1000 CPP_PRINT_DEPS, CPP_TRADITIONAL, CPP_PEDANTIC, and prototypes
1001 of _cpp_simplify_pathname, _cpp_find_include_file,
1002 _cpp_read_include_file, and _cpp_parse_expr to cpphash.h.
1003 Move struct if_stack to cpplib.c. Move struct cpp_pending to
1005 Change all uses of U_CHAR to be unsigned char instead.
1006 Delete CPP_WARN_UNDEF, CPP_C89, and CPP_PREPROCESSED.
1008 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
1010 * dwarf2out.c (dw_fde_struct): Add 'nothrow'.
1011 (dwarf2out_begin_prologue): Set it.
1012 (output_call_frame_info): Don't emit EH unwind info for leaves.
1014 * flow.c (count_basic_blocks, find_basic_blocks_1): A rethrow
1015 can occur outside of an EH region.
1016 * except.c: Correct comments about rethrow behavior.
1017 (rethrow_symbol_map): Do nothing if !flag_new_exceptions.
1019 2000-03-08 Andrew MacLeod <amacleod@cygnus.com>
1021 * flow.c (make_edges): Always call make_eh_edge for calls.
1023 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
1025 * cpplib.h (parse_underflow_t, CPP_NULL_BUFFER): Delete.
1026 (struct cpp_buffer): Remove fname and underflow fields.
1027 (struct cpp_reader): Remove get_token field.
1028 (struct include_hash): Rename to struct ihash. Add typedef to
1030 (struct if_stack): Remove fname field.
1031 (IF_STACK_FRAME): Rename to IF_STACK.
1033 * cpperror.c (print_containing_files): Trust that there are no
1034 macro buffers below the top file buffer.
1035 * cppfiles.c: Replace all references to 'struct include_hash'
1036 with 'IHASH'. Rename initialize_input_buffer to
1037 init_input_buffer. Don't set or reference cpp_buffer->fname,
1038 use buffer->ihash->name instead.
1039 * cpphash.c (special_symbol): Use cpp_file_buffer. Use NULL
1040 not CPP_NULL_BUFFER.
1041 * cppinit.c: Use NULL not CPP_NULL_BUFFER, IF_STACK not
1042 IF_STACK_FRAME, IHASH not struct include_hash.
1043 * cpplib.c: Rename eval_if_expression to eval_if_expr. Remove
1044 null_underflow. Use IF_STACK not IF_STACK_FRAME, IHASH not
1045 struct include_hash, NULL not CPP_NULL_BUFFER. Remove all
1046 references to cpp_buffer->fname (delete entirely, or use
1047 ->ihash->name instead) and IF_STACK->fname.
1048 (cpp_push_buffer): Don't set new->underflow.
1049 (do_include): Use cpp_file_buffer.
1051 * cpphash.c (collect_formal_parameters): Remove duplicate
1052 increment of argslen. Pedwarn in C99 mode if __VA_ARGS__ is
1053 used as a macro argument name. Don't append "..." to namebuf
1054 for varargs macros. After we're done scanning, go through
1055 namebuf and make it NUL separated, not comma separated.
1056 (_cpp_compare_defs): Remove register tag from variables.
1057 Expect defn->argnames to be NUL separated.
1058 (_cpp_dump_definition): Expect defn->argnames to be NUL
1059 separated and in forward order.
1060 * cpphash.h: Update documentation of argnames field.
1062 2000-03-08 Richard Henderson <rth@cygnus.com>
1064 * builtins.c (expand_builtin_strlen): Be prepared for strlensi
1065 to fail. Don't pre-expand the source operand.
1067 * i386.md (strlensi): Initialize eoschar and align before use.
1069 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
1071 * expr.c (expand_expr, case ARRAY_REF): Still check for missing
1072 CONSTRUCTOR element.
1074 2000-03-08 Gavin Romig-Koch <gavin@cetus.cygnus.com>
1076 * mips.c (mips_expand_prologue): If the last
1077 named argument is the vararg marker "va_list", treat it as
1078 an unnamed argument.
1080 2000-03-08 Clinton Popetz <cpopetz@cygnus.com>
1082 * dbxout.c (dbxout_parms): When correcting for promoted
1083 big-endian parameters, use the mode of the DECL_RTL rather
1084 than UNITS_PER_WORD.
1086 2000-03-08 Nathan Sidwell <nathan@codesourcery.com>
1088 * c-common.h (make_fname_decl): Declare.
1089 * c-common.c (make_fname_decl): Define.
1090 (declare_hidden_char_array): Remove.
1091 (declare_function_name): Use make_fname_decl.
1092 * c-decl.c (c_make_fname_decl): New function.
1093 (init_decl_processing): Set make_fname_decl.
1095 Tue Mar 7 23:50:31 2000 Jeffrey A Law (law@cygnus.com)
1097 * cccp.c (handle_directive): Initialize backslash_newlines_p.
1099 2000-03-07 Philipp Thomas <pthomas@suse.de>
1101 * po/POTFILES.in: Remove cppalloc.c from file list.
1103 2000-03-07 Steve Chamberlain <sac@pobox.com>
1105 * pj.c (pj_expand_prologue): current_function->args_info is
1106 now current_function_args_info.
1108 * pj.h (STORE_FLAG_VALUE, USER_LABEL_PREFIX,
1109 LOCAL_LABEL_PREFIX, ASM_GENERATE_INTERNAL_LABEL,
1110 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Define.
1112 2000-03-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1114 * config/c4x/c4x.h (PUT_SDB_TYPE): Define so that the type info is
1115 output as hexadecimal rather than the default octal.
1117 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
1119 * cpphash.c (special_symbol): Fix thinko in previous commit.
1121 2000-03-07 Neil Booth <NeilB@earthling.net>
1123 * cppexp.c (struct operation, left_shift, right_shift,
1124 cpp_parse_expr): Change some "char"s to "U_CHAR"s, and some
1125 "int"s to "unsigned int"s.
1126 * cpplib.c (detect_if_not_defined, do_assert, do_unassert):
1128 * cpplib.h: Update for above.
1129 * mkdeps.c (deps_init, deps_calc_target): Cast pointers
1130 returned from allocations.
1132 * cppinit.c (opt_comp, parse_options): New functions.
1133 (handle_option): Use parse_option to parse a single command
1134 line option, that possibly takes an argument.
1135 (cpp_handle_options): Sort the array of command line options on
1136 first invocation (non-ASCII hosts only).
1137 (print_help): Update.
1139 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
1141 * mkdeps.c (munge): Fix off-by-one bug and inconsistencies in
1142 backslash counting loops. Problem noted by Matt Kraai <kraai@ghs.com>.
1144 * cppfiles.c (_cpp_find_include_file): Make sure ih->name is
1146 * cppinit.c (cpp_cleanup): Free imp->nshort also.
1148 * cpperror.c (cpp_print_containing_files,
1149 cpp_print_file_and_line, v_cpp_message): Rename to
1150 print_containing_files, print_file_and_line, and v_message.
1151 * cppexp.c (cpp_parse_expr, cpp_parse_escape, cpp_lex): Rename
1152 to _cpp_parse_expr, parse_escape, and lex.
1153 (parse_charconst): Remove broken multibyte support.
1154 * cppfiles.c (include_hash): Make static.
1155 (cpp_included): New function.
1156 (merge_include_chains, find_include_file, finclude,
1157 simplify_pathname): Rename to _cpp_merge_include_chains,
1158 _cpp_find_include_file, _cpp_read_include_file, and
1159 _cpp_simplify_pathname.
1160 * cpphash.c (cpp_lookup, free_definition, delete_macro,
1161 cpp_install, create_definition, macroexpand, compare_defs,
1162 dump_definition): Rename to _cpp_lookup, _cpp_free_definition,
1163 _cpp_delete_macro, _cpp_install, _cpp_create_definition,
1164 _cpp_macroexpand, _cpp_compare_defs, and _cpp_dump_definition.
1165 * cppinit.c (cpp_handle_option): Rename to handle_option, make
1167 * cpplib.c: Remove extern prototype of cpp_parse_expr.
1169 * cpphash.h: Update prototypes.
1170 * cpplib.h: Likewise. Prototype _cpp_parse_expr here.
1172 2000-03-07 Andrew Haley <aph@cygnus.com>
1174 * config/mips/mips.h (PTRDIFF_TYPE): Revert broken change;
1175 PTRDIFF_TYPE should be based solely on Pmode.
1178 2000-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1180 * rtl.h (rtunion_def): Constify member `rtstr'.
1181 (emit_line_note_after, emit_line_note, emit_line_note_force,
1182 emit_note, decode_asm_operands): Constify.
1184 * cse.c (canon_hash): Likewise.
1186 * dbxout.c (dbxout_block): Likewise.
1188 * diagnostic.c (file_and_line_for_asm, v_error_for_asm,
1189 v_warning_for_asm): Likewise.
1191 * dwarfout.c (function_start_label): Likewise.
1193 * emit-rtl.c (emit_line_note_after, emit_line_note, emit_note,
1194 emit_line_note_force): Likewise.
1196 * final.c (last_filename, asm_insn_count, final_scan_insn,
1197 output_source_line): Likewise.
1199 * function.h (struct emit_status): Likewise.
1201 * gcse.c (hash_expr_1): Likewise.
1203 * genattr.c (gen_attr, main): Likewise.
1205 * genattrtab.c (struct function_unit, current_alternative_string,
1206 write_attr_valueq, n_comma_elts, next_comma_elt, attr_eq,
1207 attr_numeral, check_attr_test, check_attr_value,
1208 convert_set_attr_alternative, convert_set_attr,
1209 compute_alternative_mask, simplify_by_exploding, gen_attr,
1210 gen_unit): Likewise.
1212 * genflags.c (gen_insn): Likewise.
1214 * gengenrtl.c (type_from_format): Likewise.
1216 * genopinit.c (gen_insn): Likewise.
1218 * genoutput.c (n_occurrences, process_template, process_template):
1221 * ggc-page.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
1224 * ggc-simple.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
1227 * ggc.h (ggc_mark_string, ggc_mark, ggc_mark_if_gcable,
1228 ggc_set_mark, ggc_get_size): Likewise.
1230 * objc/objc-act.c (build_module_descriptor, finish_objc): Likewise.
1232 * optabs.c (init_one_libfunc): Likewise.
1234 * output.h (assemble_start_function): Likewise.
1236 * recog.c (decode_asm_operands): Likewise.
1238 * toplev.c (rest_of_compilation): Likewise.
1240 * tree.h (emit_line_note_after, emit_line_note,
1241 emit_line_note_force): Likewise.
1243 * varasm.c (asm_output_bss, asm_output_aligned_bss,
1244 asm_emit_uninitialised, assemble_start_function,
1245 assemble_variable, const_hash, compare_constant_1,
1246 find_pool_constant, mark_constant_pool, assemble_alias): Likewise.
1248 * xcoffout.h (DBX_FINISH_SYMBOL): Likewise.
1250 * alpha/alpha.md (call_vms, call_value_vms): Likewise.
1252 * arm/aof.h (ASM_OUTPUT_ASCII): Likewise.
1254 * arm/aout.h (ASM_OUTPUT_ASCII): Likewise.
1256 * arm/arm-protos.h (output_ascii_pseudo_op, arm_dllexport_name_p,
1257 arm_dllimport_name_p): Likewise.
1259 * arm/arm.c (arm_encode_call_attribute, output_ascii_pseudo_op):
1262 * arm/arm.h (ASM_OUTPUT_MI_THUNK): Likewise.
1264 * arm/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1266 * arm/pe.c (arm_dllexport_name_p, arm_dllimport_name_p,
1267 arm_mark_dllexport, arm_mark_dllimport,
1268 arm_pe_encode_section_info): Likewise.
1270 * arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS,
1271 ASM_FINISH_DECLARE_OBJECT): Likewise.
1273 * arm/thumb.c (thumb_function_prologue): Likewise.
1275 * arm/thumb.h (ASM_OUTPUT_ASCII): Likewise.
1277 * avr/avr.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1279 * clipper/clix.h (ASM_OUTPUT_ASCII): Likewise.
1281 * fx80/fx80.h (ASM_OUTPUT_ASCII): Likewise.
1283 * i386/cygwin.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1285 * i386/freebsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1287 * i386/i386-interix.h (ASM_OUTPUT_LIMITED_STRING,
1288 ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise.
1290 * i386/i386-protos.h (asm_output_function_prefix): Likewise.
1292 * i386/i386.c (asm_output_function_prefix): Likewise.
1294 * i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.
1296 * i386/osfrose.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1298 * i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.
1300 * i386/sco5.h (ASM_FINISH_DECLARE_OBJECT,
1301 ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII,
1302 ASM_OUTPUT_SECTION_NAME): Likewise.
1304 * i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.
1306 * i860/paragon.h (ASM_OUTPUT_ASCII): Likewise.
1308 * i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise.
1310 * m32r/m32r.c (m32r_encode_section_info): Likewise.
1312 * mcore-elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1314 * mcore/mcore.c (mcore_encode_section_info): Likewise.
1316 * mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1318 * mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1320 * mips/iris6.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1322 * mips/mips.h (ASM_OUTPUT_IDENT): Likewise.
1324 * mips/mips.md (movdi, movsi): Likewise.
1326 * mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1328 * netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1330 * openbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1332 * ptx4.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1333 ASM_OUTPUT_ASCII): Likewise.
1335 * rs6000/rs6000.c (rs6000_allocate_stack_space, output_epilog,
1336 output_mi_thunk, output_toc): Likewise.
1338 * rs6000/rs6000.md (movsi): Likewise.
1340 * rs6000/sysv4.h (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.
1342 * tahoe/harris.h (ASM_OUTPUT_ASCII): Likewise.
1344 * v850/v850.c (print_operand, print_operand_address,
1345 v850_encode_data_area): Likewise.
1347 2000-03-07 Clinton Popetz <cpopetz@cygnus.com>
1349 * config/mips/mips.md (zero_extendsidi2): Always force operand
1350 one to memory for mips16.
1352 Mon Mar 6 15:22:29 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1354 * tree.h (INT_CST_LT, INT_CST_LT_UNSIGNED): Remove unneeded casts.
1355 (struct tree_int_cst): int_cst_low is now unsigned HOST_WIDE_INT.
1356 (attribute_hash_list, type_hash_canon): hashcode is now unsigned.
1357 (type_hash_lookup, type_hash_add, type_hash_list): Likewise.
1358 (min_precision): Result is unsigned.
1359 (add_double, neg_double, mul_double): Low word is unsigned.
1360 (lshift_double, rshift_double, lrotate_double): Likewise.
1361 (rrotate_double, div_and_round_double): Likewise.
1362 (tree_floor_log2, compare_tree_int): New functions.
1363 (preserve_rtl_expr_temps): New declaration.
1364 * c-common.c (declare_hidden_char_array): Use compare_tree_int.
1365 (decl_attributes): Use tree_log2 to find alignment.
1366 Check for TREE_INT_CST_HIGH for format args.
1367 (min_precision): Now unsigned.
1368 Use tree_floor_log2.
1369 (truthvalue_conversion): Delete long-disabled code.
1370 * c-decl.c (finish_struct): Clean up tests on field width.
1371 (finish_function): Use compare_tree_int.
1372 * c-pragma.c (handle_pragma_token): Use tree_log2 for alignment.
1373 * c-typeck.c (comptypes): Use tree_int_cst_equal.
1374 (default_conversion, digest_init): Use compare_tree_int.
1375 (build_binary_op): Use integer_all_onesp and compare_tree_int.
1376 Fix type errors in forming masks.
1377 * calls.c (initialize_argument_information): Use compare_tree_int.
1378 * dbxout.c (dbxout_type): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
1379 * except.c (expand_eh_region_start_tree): Use compare_tree_int.
1380 * expr.c (is_zeros_p, case INTEGER_CST): Use integer_zerop.
1381 (store_field): Use compare_tree_int.
1382 (expand_expr, case CONSTRUCTOR): Use TYPE_SIZE_UNIT.
1383 (expand_expr, case ARRAY_REF): Use compare_tree_int.
1384 (do_jump, case BIT_AND_EXPR): Use tree_floor_log2.
1385 (do_store_flag): Use compare_tree_int.
1386 * fold-const.c (encode, decode): Low part is always unsigned.
1387 (force_fit_type, add_double, neg_double, mul_double): Likewise.
1388 (lshift_double, rshift_double, lrotate_double): Likewise.
1389 (rrotate_double, div_and_round_double, int_const_binop): Likewise.
1390 (fold_convert): Use compare_tree_int.
1391 (operand_equal_p, case INTEGER_CST): Use tree_int_cst_equal.
1392 (invert_truthvalue, case INTEGER_CST): Likewise.
1393 (fold): Use compare_tree_int; add casts for unsigned TREE_INT_CST_LOW.
1394 * mkdeps.c (deps_dummy_targets): Make I unsigned.
1395 * rtl.h (add_double, neg_double, mul_double): Low words are unsigned.
1396 (lshift_double, rshift_double, lrotate_double, rrotate_double):
1398 * stmt.c (expand_decl): Use compare_tree_int and mode_for_size_tree.
1399 (expand_end_case): Use compare_tree_int.
1400 (estimate_case_costs): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
1401 * stor-layout.c (mode_for_size_tree): Use compare_tree_int.
1402 (layout_decl): Likewise.
1403 (layout_record, layout_union): Make sizes unsigned.
1404 (layout_type, case VOID_TYPE): TYPE_SIZE must be bitsizetype.
1405 (layout_type, case QUAL_UNION_TYPE): Use compare_tree_int.
1406 * tree.c (struct type_hash): hashcode is unsigned.
1407 (build_type_attribute_variant, type_hash_list): Likewise.
1408 (type_hash_lookup, type_hash_add, type_hash_canon): Likewise.
1409 (attribute_hash_list, build_array_type, build_method_type): Likewise.
1410 (build_complex_type): Likewise.
1411 (real_value_from_int_cst): Remove unneeded casts.
1412 (integer_all_onesp): Add casts.
1413 (tree_floor_log2, compare_tree_int): New functions.
1414 (build_index_type): Use tree_int_cst_sgn.
1415 * varasm.c (assemble_variable): Use compare_tree_int.
1417 2000-03-06 Jason Merrill <jason@casey.cygnus.com>
1419 * cpphash.c (collect_expansion): Also catch ## at start of macro.
1421 * varasm.c (make_decl_rtl): Don't add a number to members of
1423 (make_function_rtl): Likewise.
1425 2000-03-06 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1427 * gcse.c (compute_can_copy): Adjust if/else blocks from rth's
1428 patch from 2000-01-28.
1430 2000-03-06 Clinton Popetz <cpopetz@cygnus.com>
1432 * config/sh/sh.c: (barrier_align): Handle a delay slot that is
1433 filled with an insn from the jump target.
1435 2000-03-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1437 * config/c4x/c4x-protos.h (c4x_global_name): Constify char *.
1438 (c4x_external_ref): Likewise.
1439 * config/c4x/c4x.c (struct name_list): Likewise.
1441 1999-12-16 Ben Collins <bcollins@debian.org>
1443 * Makefile.in: Pass a new MULTILIB_EXCLUSIONS option as the sixth
1444 argument to genmultilib.
1445 * genmultilib: accept new MULTILIB_EXCLUSIONS option and output
1446 the contents into the multilib.h header.
1447 * gcc.c: Declare multilib_exclusions for the specs file.
1448 (set_multilib_dir): Use it.
1449 (print_multilib_info): Likewise.
1450 * t-linux64: Declare arguments for new MULTILIB_EXCLUSIONS option
1451 to pass to genmultilib.
1453 2000-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1455 * builtins.c (built_in_class_names, built_in_names): Constify a
1458 * gmon-sol2.c (monstartup, moncontrol): Cast ptrs to long, not
1460 (_mcleanup): Ensure value matches format specifier in sprintf.
1462 * cpphash.c (special_symbol): Don't needlessly cast away
1465 * cppinit.c (base_name): Delete unused prototype.
1467 * mkdeps.c (deps_init): Make definition K&R safe.
1469 * tree.h (built_in_class_names, built_in_names): Constify a
1472 2000-03-06 Jakub Jelinek <jakub@redhat.com>
1474 * config/sparc/sparc.c (eligible_for_epilogue_delay): Accept
1475 floating point instructions for epilogue delay.
1477 * config/sparc/sparc.h (ASM_ARCH64_SPEC): Pass -no-undeclared-regs
1478 to gas if it supports .register pseudo.
1480 * real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Define to
1481 LONG_DOUBLE_TYPE_SIZE if not defined.
1482 Use MAX_LONG_DOUBLE_TYPE_SIZE instead of
1483 LONG_DOUBLE_TYPE_SIZE in preprocessor if clauses.
1485 * gengenrtl.c: Likewise.
1486 * print-rtl.c: Likewise.
1488 * config/sparc/sol2-sld-64.h (TARGET_DEFAULT): Set
1489 MASK_LONG_DOUBLE_128.
1490 * config/sparc/sol2.h (TARGET_DEFAULT): Likewise.
1491 * config/sparc/sp64-elf.h (TARGET_DEFAULT): Likewise.
1492 * config/sparc/linux64 (TARGET_DEFAULT): Likewise.
1493 (SUBTARGET_SWITCHES): Define.
1494 (CPP_ARCH32_SPEC): Define __LONG_DOUBLE_128__ if compiling
1495 with -mlong-double-128.
1496 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
1497 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
1498 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
1499 (CC1_SPEC): Include -mlong-double-{64,128} as needed.
1500 * config/sparc/linux.h (SUBTARGET_SWITCHES): Define.
1501 (CPP_SUBTARGET_SPEC): Define __LONG_DOUBLE_128__ if compiling
1502 with -mlong-double-128.
1503 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
1504 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
1505 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
1506 * config/sparc/sparc.h (MASK_LONG_DOUBLE_128,
1507 TARGET_LONG_DOUBLE_128): Define.
1508 * config/sparc/linux-aout.h (LONG_DOUBLE_TYPE_SIZE): Remove.
1509 * config/sparc/sparc.c (sparc_override_options): Disallow 64bit
1510 long double on TARGET_ARCH64.
1512 2000-03-06 Mark Mitchell <mark@codesourcery.com>
1514 * function.c (free_temps_for_rtl_expr): Don't free slots
1515 that have been pushed into a higher level.
1518 2000-03-05 Mark Mitchell <mark@codesourcery.com>
1520 2000-03-05 Mark Mitchell <mark@codesourcery.com>
1522 * basic-block.h (ALLOCA_REG_SET): Remove.
1523 (INITIALIZE_REG_SET): New macro.
1524 * flow.c (update_life_info): Use it.
1525 (calculate_global_regs_live): Likewise.
1526 (propagate_block): Likewise.
1527 * global.c (build_insn_chain): Likewise.
1528 * haifa-sched.c (schedule_region): Likewise.
1530 2000-03-05 Stephane Carrez <stcarrez@worldnet.fr>
1532 * dwarf2out.c (UNALIGNED_WORD_ASM_OP): Support 2 bytes pointer.
1533 (ASM_OUTPUT_DWARF_ADDR_CONST): Use UNALIGNED_WORD_ASM_OP.
1534 (DWARF_ARANGES_PAD_SIZE): New define.
1535 (output_aranges): Use it to pad the address range header.
1536 (DWARF_ROUND): Fix for non power of 2 rounding.
1538 2000-03-05 Jason Merrill <jason@casey.cygnus.com>
1540 * mkdeps.c (deps_calc_target): Remove incorrect 'const'.
1542 2000-03-05 Mark Mitchell <mark@codesourcery.com>
1544 * tree.def (RTL_EXPR): Update documentation.
1545 * tree.h (RTL_EXPR_HAS_NO_SCOPE): New macro.
1546 * expr.c (expand_expr): Handle RTL_EXPR_HAS_NO_SCOPE.
1547 * function.c (preserve_rtl_expr_temp): New function.
1548 (preserve_rtl_expr_temps): Likewise.
1549 (preserve_rtl_expr_result): Use it.
1552 2000-03-04 Mark Mitchell <mark@codesourcery.com>
1554 2000-03-04 Thomas Schuster <Thomas.Schuster@gmx.net>
1556 * regmove.c (copy_src_to_dest) Do not create src->dest move
1557 for unchanging destination.
1559 2000-03-04 Mark Mitchell <mark@codesourcery.com>
1561 * function.h (struct sequence_stack): Remove rtl_expr.
1562 (struct emit_staus): Likewise.
1563 (seq_rtl_expr): Remove.
1564 * tree.h (free_temps_for_rtl_expr): Don't declare.
1565 (start_sequence_for_rtl_expr): Likewise.
1566 * rtl.h (preserve_rtl_expr_result): Likewise.
1567 * emit-rtl.c (start_sequence): Don't set sequence_rtl_expr.
1568 (start_sequence_for_rtl_expr): Remove.
1569 (push_topmost_sequence): Don't save sequence_rtl_expr.
1570 (pop_topmost_sequence): Remove comment about not restoring it.
1571 (end_sequence): Don't set seq_rtl_expr.
1572 (init_emit): Don't initialize it.
1573 (mark_sequence_stack): Don't mark it.
1574 (mark_emit_status): Likewise.
1575 * except.c (protect_with_terminate): Use
1576 start_sequence_for_rtl_expr, not start_sequence.
1577 * expr.c (expand_expr, case RTL_EXPR): Don't call
1578 preserve_rtl_expr_result or free_temps_for_rtl_expr.
1579 * function.c (assign_stack_temp_for_type): Don't set rtl_expr.
1580 (preserve_rtl_expr_result): Remove.
1581 (free_temps_for_rtl_expr): Likewise.
1582 (pop_temp_slots): Likewise.
1583 (mark_temp_slot): Don't mark the rtl_expr.
1584 * stmt.c (expand_start_stmt_expr): Use start_sequence, not
1585 start_sequence_for_rtl_expr.
1587 2000-03-04 Zack Weinberg <zack@wolery.cumb.org>
1589 * mkdeps.c, mkdeps.h: New files.
1590 * po/POTFILES.in: Add them.
1591 * Makefile.in (LIBCPP_OBJS): Add mkdeps.o.
1592 (cpplib.o, cppinit.o): Depend on mkdeps.h.
1593 (mkdeps.o): New target.
1595 * cppfiles.c: Delete deps_output.
1596 * cppinit.c: Include mkdeps.h. Delete known_suffixes,
1597 OBJECT_SUFFIX, and base_name.
1598 (cpp_cleanup): Use deps_free. Free ihash->name when clearing
1600 (initialize_dependency_output): Use deps_init,
1601 deps_add_target, deps_calc_target, and deps_add_dep. Remove
1602 all the unnecessary string bashing.
1603 (cpp_finish): Use deps_write. Remove an unnecessary nesting
1605 * cpplib.c (do_include): Use deps_add_dep.
1606 * cpplib.h (struct cpp_reader): Replace deps_buffer,
1607 deps_allocated_size, deps_size, deps_column members with
1608 single pointer to a struct deps. Delete prototype of
1611 * cppinit.c: Fix thinko in previous patch.
1613 Sat Mar 4 11:32:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1615 * machmode.h (mode_for_size, smallest_mode_for_size): SIZE now signed.
1616 * stor-layout.c (mode_for_size, smallest_mode_for_size): Likewise.
1617 (mode_for_size_tree): New function.
1618 (layout_decl, layout_type): Call it and clean up BLKmode checks.
1619 * tree.h (mode_for_size_tree): New declaration.
1621 * toplev.c (debug_ignore_block): Mark arg BLOCK as possibly unused.
1623 2000-03-04 Jason Merrill <jason@casey.cygnus.com>
1625 * stmt.c (is_body_block): Move...
1626 * dwarfout.c, dwarf2out.c: ...from here.
1627 * tree.h: Declare it.
1628 * emit-rtl.c (remove_unncessary_notes): Don't remove the body block.
1629 * final.c (final_start_function): Do call remove_unnecessary_notes
1632 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
1634 * config/vax/xm-vms.h: Define OBJECT_SUFFIX and EXECUTABLE_SUFFIX.
1636 * cpplib.h (_dollar_ok): New macro.
1637 (is_idchar, is_idstart): Use it.
1638 (IStable): Rename to _cpp_IStable. Declare it const if
1639 gcc >=2.7 or C99. Delete all references to FAKE_CONST.
1640 (is_idchar, is_idstart, is_numchar, is_numstart, is_hspace,
1641 is_space): Update for renamed IStable.
1643 * cppinit.c: Delete all references to FAKE_CONST and CAT
1644 macros. Define init_IStable as empty macro if gcc >=2.7 or
1645 C99. Change TABLE() to ISTABLE and hardcode name of table.
1646 (cpp_start_read): Don't change the IStable based on
1649 * cpphash.c (unsafe_chars): Add pfile argument. All callers
1650 changed. Handle '$' for char1 correctly.
1651 * cpplib.c (cpp_get_token): Use is_numchar when parsing numbers.
1653 * cppexp.c (tokentab2): Make const.
1654 (cpp_lex): Make toktab const.
1655 * cppinit.c (include_defaults_array): Make const.
1656 (initialize_standard_includes): Make default_include const.
1658 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
1660 * dwarf2out.c (dwarf2out_frame_debug): Add cast to silence warning.
1661 (dwarf2out_decl): Functions can now have DECL_IGNORED_P.
1662 (gen_decl_die): Likewise.
1663 * dwarfout.c (dwarfout_file_scope_decl): Likewise.
1664 (output_decl): Likewise.
1666 * varasm.c (make_function_rtl): If we change the name used in the
1667 rtl, update DECL_ASSEMBLER_NAME accordingly.
1668 (make_decl_rtl): Likewise.
1670 * toplev.c (rest_of_compilation): Tweak formatting.
1672 * toplev.c (rest_of_compilation): find_loop_tree_blocks before
1673 remove_unnecessary_notes.
1674 (debug_ignore_block): New fn.
1675 * toplev.h: Declare it.
1676 * emit-rtl.c (remove_unncessary_notes): Call it.
1677 * dwarf2out.c (dwarf2out_ignore_block): New fn.
1678 * dwarf2out.h: Declare it.
1679 * final.c (final_start_function): Don't call remove_unnecessary_notes
1680 if we did insn scheduling.
1682 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
1684 * cppinit.c (cpp_handle_option): Set opts->pedantic directly.
1685 * cpplib.h: Delete SET_CPP_PEDANTIC.
1687 Fri Mar 3 14:56:12 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1689 * expr.c (expand_expr, case COMPONENT_REF): Use bitfield case if
1690 result is a RECORD_TYPE.
1692 2000-03-03 Jonathan Larmour <jlarmour@cygnus.co.uk>
1694 * mips/elf.h (CTOR_LISTS_DEFINED_EXTERNALLY): Added.
1696 2000-03-03 Richard Henderson <rth@cygnus.com>
1698 * alpha.c (alpha_emit_set_const_1): Re-order cases to prefer
1699 addition over compliments over shifts.
1701 Fri Mar 3 12:49:28 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1703 * reload1.c (reload_combine_note_use): Handle return register USEs.
1704 REG case: Handle multi-hard-register hard regs.
1706 Fri Mar 3 07:38:34 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1708 * md.texi: Document use of '*' in insn pattern name.
1710 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
1712 * calls.c (special_function_p): operator new may not be malloc-like.
1714 * gcse.c (dump_hash_table): Really fix error in last change.
1716 2000-03-02 Denis Chertykov <denisc@overta.ru>
1718 * avr.c (print_operand): Use print_operand_address instead of
1720 * avr/libgcc.S: Cleanup code.
1722 2000-03-02 Richard Henderson <rth@cygnus.com>
1724 * alpha.c (alpha_emit_set_const_1): Also try c + small constant.
1726 2000-03-02 Mark Mitchell <mark@codesourcery.com>
1728 * tree.h (TYPE_ALIGN_UNIT): New macro.
1730 2000-03-02 Clinton Popetz <cpopetz@cygnus.com>
1732 * i386.c: (constant_call_address_operand): Reject CONST_INT.
1734 2000-03-02 Jason Merrill <jason@casey.cygnus.com>
1736 * cpplib.h (CPP_PEDANTIC): Only true if system_header_p is not set
1738 (SET_CPP_PEDANTIC): New macro.
1739 * cpplib.c (do_include): Don't bother checking system_header_p.
1740 (do_warning, do_ident, do_assert, do_unassert): Likewise.
1741 * cppinit.c (cpp_handle_option): Use SET_CPP_PEDANTIC.
1743 * function.h (struct expr_status): Add x_arg_space_so_far.
1744 (arg_space_so_far): New macro.
1745 * expr.c (init_expr): Initialize it.
1746 * calls.c (emit_call_1): Reset it.
1747 (compute_argument_block_size, expand_call): Use it.
1748 (expand_call, store_one_arg): Increment it.
1750 Thu Mar 2 17:27:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1752 * varasm.c (output_constant): Strip off a CONVERT_EXPR to
1755 2000-03-02 Zack Weinberg <zack@wolery.cumb.org>
1757 * cppfiles.c (cpp_read_file): New function.
1759 * cpphash.c (collect_expansion): Make sure to reset last_token
1760 to NORM when we hit a string. Handle trailing whitespace
1761 properly when the expansion is empty.
1762 (create_definition): Disable line commands while parsing the
1764 (dump_definition): If pfile->lineno == 0, output a line
1765 command ahead of the dump, and add a trailing newline.
1767 * cppinit.c (append_include_chain): Add fifth argument, which
1768 indicates whether or not system headers are C++ aware.
1769 (initialize_standard_includes): New function,
1770 broken out of read_and_prescan. Pass 'cxx_aware' value from
1771 the include_defaults_array on to append_include_chain.
1772 (dump_special_to_buffer): Const-ify char array.
1773 (builtin_array): Don't dump __BASE_FILE__.
1774 (cpp_start_read): Use cpp_read_file. Reorder code for
1775 clarity. Don't output line commands here for -D/-A/-U
1776 switches. Don't call deps_output for files included with
1777 -include or -imacros.
1779 * cpplib.c (do_define): Don't pay any attention to the second
1781 (cpp_expand_to_buffer): Disable line commands while scanning.
1782 (output_line_command): Work in the file buffer.
1783 * cpplib.h: Remove no_record_file flag from struct cpp_reader.
1784 Fix formatting of comments. Prototype cpp_read_file.
1786 Thu Mar 2 13:29:46 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1788 * c-common.c (c_common_nodes_and_builtins): Make sizetype_endlink
1789 reference the language-equivalent of sizetype.
1790 * c-typeck.c (comptypes): Treat sizetype like its language equivalent.
1791 * fold-const.c (size_binop, size_diffop): Put back checks.
1792 * gcse.c (dump_hash_table): Fix minor error in last change.
1793 * stor-layout.c (set_sizetype): Set TYPE_DOMAIN of sizetype.
1794 Clear TYPE_{NEXT,MAIN}_VARIANT and TYPE_{POINTER,REFERENCE}_to of
1797 Thu Mar 2 12:48:45 MET 2000 Jan Hubicka <jh@suse.cz>
1799 * calls.c (expand_call) Do not attempt to combine stack adjustments
1800 with inhibit_defer_pop set.
1802 2000-03-01 Mark Mitchell <mark@codesourcery.com>
1804 * stor-layout.c (layout_decl): Allow front-ends to explicitly set
1805 the DECL_SIZE for a FIELD_DECL.
1807 2000-03-01 Bruce Korb <bkorb@gnu.org>
1809 * fixinc/inclhack.tpl: remove unused symlinks
1810 * fixinc/README: GCC Maintainer info
1811 * fixinc/inclhack.sh: regen
1812 * fixinc/fixincl.sh: regen
1814 2000-03-01 Zack Weinberg <zack@wolery.cumb.org>
1816 * cpphash.c (collect_expansion): Trim trailing white space
1817 from macro definitions, but don't go past the last insertion
1820 Wed Mar 1 12:14:31 MET 2000 Jan Hubicka <jh@suse.cz>
1822 * i386.md (mulqi3): New pattern.
1824 2000-02-29 Zack Weinberg <zack@wolery.cumb.org>
1826 * cpplib.h (CPP_ASSERTION, CPP_STRINGIZE, CPP_TOKPASTE): New
1828 (struct cpp_reader): Add parsing_if_directive and
1829 parsing_define_directive flags.
1830 (struct cpp_options): Remove output_conditionals flag.
1831 (check_macro_name): Delete prototype.
1833 * cpphash.h (struct macrodef): Delete.
1834 (struct reflist): Separate from struct definition.
1835 (struct definition): Remove unused fields. Add column number.
1836 (create_definition): Returns a DEFINITION *. Takes a
1837 cpp_reader * and an int.
1839 * cpphash.c (SKIP_WHITE_SPACE): Delete.
1840 (PEEKC): Copy defn from cpplib.c.
1841 (rest_extension, REST_EXTENSION_LENGTH): Delete.
1843 (struct arglist): Simplify.
1844 (collect_expansion): Rewrite. Get tokens by calling
1845 cpp_get_token. Add more error checking.
1846 (collect_formal_parameters): New function, broken out of
1847 create_definition and reworked to use get_directive_token.
1848 (create_definition): All real work is now in collect_expansion
1849 and collect_formal_parameters. do_define handles finding the
1850 macro name. Return a DEFINITION, not a MACRODEF.
1851 (macroexpand): Replace bcopy with memcpy throughout. Replace
1852 character-at-a-time copy loop with memcpy and pointer increments.
1853 (compare-defs): d1->argnames / d2->argnames might be null.
1855 * cpplib.c (copy_rest_of_line): Delete function.
1856 (skip_rest_of_line): Do all the work ourselves.
1857 (skip_string): New function.
1858 (parse_string): Use skip_string.
1859 (get_macro_name): New function.
1860 (check_macro_name): Delete.
1861 (copy_comment): Use CPP_RESERVE and CPP_PUTC_Q.
1862 (cpp_skip_hspace): Use CPP_BUMP_LINE.
1863 (handle_directive): ICE if we're called on a macro buffer.
1864 (do_define): Determine macro name and type (funlike/objlike)
1865 here. Expunge all uses of MACRODEF.
1866 (cpp_push_buffer): Set line_base to NULL.
1867 (do_undef, read_line_number): Don't worry about getting a POP token.
1868 (eval_if_expression): Set/reset parsing_if_directive around
1869 cpp_parse_expr. Don't clear only_seen_white.
1870 (skip_if_group): Remove output_conditionals logic. Use
1872 (cpp_get_token): Return ASSERTION, STRINGIZE, and TOKPASTE
1873 tokens under appropriate conditions.
1874 (cpp_unassert): Call do_unassert not do_assert. Oops.
1876 * cppexp.c (parse_defined): New function, break out of
1878 (cpp_lex): We now get CPP_ASSERTION tokens and can check them
1879 ourselves, with cpp_defined.
1880 * cppinit.c (cpp_handle_option, print_help): Delete -ifoutput.
1882 * gcc.dg/20000209-2.c: Turn off -pedantic-errors.
1883 * gcc.dg/strpaste-2.c: New.
1885 2000-02-29 Mark Mitchell <mark@codesourcery.com>
1887 * fold-const.c (size_binop): Don't asert inputs are the same and
1888 have TYPE_IS_SIZETYPE set.
1889 (size_diffop): Likewise.
1891 2000-02-29 Jason Merrill <jason@casey.cygnus.com>
1893 * dwarfout.c (output_block): Output abstract blocks even if they
1894 don't have TREE_ASM_WRITTEN set.
1896 * calls.c (emit_library_call): Check for null REG.
1898 2000-03-01 Martin von Loewis <loewis@informatik.hu-berlin.de>
1900 * c-decl.c (current_function_decl): Move to toplev.c.
1901 (init_decl_processing): Don't add current_function_decl as a ggc
1903 * dbxout.c (dbxout_symbol): Change return type to int.
1904 (dbxout_symbol_location, dbxout_syms): Likewise.
1905 (dbxout_block): Don't emit LBRAC/RBRAC pairs for blocks without
1906 any locals. Use current_function_func_begin_label if set.
1907 * dbxout.h (dbxout_symbol, dbxout_syms): Change return type.
1908 * dwarf2out.c (dwarf2out_begin_prologue): Set
1909 current_function_func_begin_label.
1910 * final.c (final_start_function): Reset it.
1911 * toplev.c (current_function_decl): Define it here.
1912 (current_function_func_begin_label): New variable.
1913 (main): Add both as ggc roots.
1914 * tree.h (current_function_func_begin_label): Declare.
1916 Tue Feb 29 14:07:04 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1918 * gcse.c: Cleanups throughout: mostly white-space, but also
1919 some minor rearrangement of code.
1921 Tue Feb 29 10:45:59 2000 Jeffrey A Law (law@cygnus.com)
1923 * calls.c (emit_library_call): Do not abort if FUNCTION_ARG
1924 returns a PARALLEL. Use emit_group_load and use_group_regs
1926 (emit_library_call_value): Similarly.
1928 * pa/t-pa: Use quadlib.c instead of quadlib.asm.
1929 * pa/quadlib.asm: Remove.
1930 * pa/quadlib.c: New file.
1932 * configure.in (hpux10, hpux11, PA32 mode): Use i128 float format.
1933 * configure: Rebuilt.
1935 2000-02-29 Philip Blundell <pb@futuretv.com>
1937 * config/arm/conix-elf.h: New file.
1938 * configure.in (arm*-*-conix*): New configuration.
1939 * configure: Regenerate.
1941 2000-02-28 Jason Merrill <jason@casey.cygnus.com>
1943 * dwarf2out.c (gen_block_die): Output abstract blocks even if they
1944 don't have TREE_ASM_WRITTEN set.
1946 Mon Feb 28 21:07:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1948 * Eliminate DECL_FIELD_SIZE.
1949 * builtins.c (built_in_class_names, built_in_names): New variables.
1950 * c-decl.c (finish_struct): Set specified size in DECL_SIZE.
1951 * expr.c (expand_expr, case COMPONENT_REF): Get field size from
1952 DECL_SIZE, not DECL_FIELD_SIZE.
1953 * print-tree.c (print_node): Remove code that prints extra blank
1954 lines in some cases.
1955 Properly handle inline and builtin function cases.
1956 * stor-layout.c (layout_decl): Get specified size from DEC_SIZE.
1957 * tree.h (built_in_class_named, built_in_names): New declarations.
1958 (union tree_decl): Rename internal unions to u1 and u2 and change
1959 some of their components.
1960 Add new field built_in_class.
1961 (DECL_ALIGN, DECL_INCOMING_RTL, DECL_SAVED_INSNS, DECL_FRAME_SIZE):
1962 Reflect above changes.
1963 (DECL_FUNCTION_CODE, DECL_BUILT_IN_CLASS): Likewise.
1964 (DECL_SET_FUNCTION_CODE, DECL_FIELD_SIZE): Deleted.
1965 * objc/objc-act.c (objc_copy_list): Use DECL_SIZE, not DECL_FIELD_SIZE.
1966 (encode_field_decl): Likewise; also remove obsolete test for bitfield.
1968 2000-02-28 Dmitri Makarov <dim@windriver.com>
1970 * extend.texi: Document ARM's support for long/short calls.
1972 * invoke.texi: Document ARM's -mlong-calls command line switch.
1974 * config/arm/arm-protos.h (arm_is_longcall_p): Add prototype.
1975 (arm_encode_call_attribute): Add prototype.
1976 (arm_set_default_type_attribute): Add prototype.
1977 (arm_strip_name_encoding): Add prototype.
1979 * config/arm/arm.c (arm_init_cumulative_args): replace
1980 initialisation og 'long_calls' field with initialisation of
1981 'call_cookie' field.
1982 (enum arm_pragma_enum): New enum.
1983 (arm_pragma_long_calls): New static variable.
1984 (arm_process_pragma): Also process "#pragma long_calls_off".
1985 (arm_valid_type_attribute_p): Accept short_call attribute.
1986 (arm_comp_type_attributes): Check long/short call attributes.
1987 (arm_encode_call_attribute): New function: Encode long_call
1988 or short_call attribute in function name.
1989 (arm_set_default_type_attributes): New function: Assign
1990 default attributes to newly defined type.
1991 (current_file_function_operand): New function: Return true if
1992 the symbol is a function which has already been compiled.
1993 (arm_is_longcall_p): New function: Return true if the
1994 indicated function should be called via a long call.
1995 (arm_get_strip_length): New function. Returns number of
1996 prefix characters to be stripped from a function's name.
1997 (arm_strip_name_encoding): New function. Strip prefix characters
1998 from a function's name.
2000 * config/arm/arm.h (CUMULATIVE_ARGS): Replace 'long_call' field
2002 (SHORT_CALL_FAG_CHAR): Define.
2003 (LONG_CALL_FAG_CHAR): Define.
2004 (ENCODED_SHORT_CALL_ATTR_P): Define.
2005 (ENCODED_LONG_CALL_ATTR_P): Define.
2006 (ARM_NAME_ENCODING_LENGTHS): Define.
2007 (STRIP_NAME_ENCODING): Define.
2008 (ASM_OUTPUT_LABELREF): Define, and use to strip name encoding.
2009 (ARM_ENCODE_CALL_TYPE): Define.
2010 (ENCODE_SECTION): Invoke ARM_ENCODE_CALL_TYPE.
2011 (ARM_DECLARE_FUNCTION_SIZE): Define.
2012 (SET_DEFAULT_TYPE_ATTRIBUTES): Define.
2014 * config/arm/arm.md (call): Call arm_is_longcall_p to decide
2015 if a long call is needed.
2016 (call_value): Ditto.
2017 (call_symbol): Ditto.
2019 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Add invocation of
2020 ARM_DECLARE_FUNCTION_SIZE.
2022 * config/arm/pe.h (ARM_PE_FLAG_CHAR): Define.
2023 (SUBTARGET_NAME_ENCODING_LENGTHS): Define.
2024 (ARM_STRIP_NAME_ENCODING): Undefine.
2025 (STRIP_NAME_ENCODING): Undefine.
2026 (ASM_OUTPUT_LABELREF): Use arm_strip_name_encoding.
2027 (ASM_DECLARE_FUNCTION_NAME): Ditto.
2028 (ASM_OUTPUT_COMMON): Ditto.
2029 (ASM_DECLARE_OBJECT_NAME): Ditto.
2031 * config/arm/pe.c (arm_dllexport_name_p): Check for
2033 (arm_dllimport_name_p): Ditto.
2034 (arm_mark_dllexport): Use ARM_PE_FLAG_CHAR.
2035 (arm_mark_dllimport): Ditto.
2037 Mon Feb 28 22:11:12 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2039 * sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Define.
2041 2000-02-28 Mark Mitchell <mark@codesourcery.com>
2043 * xcoffout.c (xcoffout_begin_function): Fix typo in previous change.
2045 2000-02-28 Zack Weinberg <zack@wolery.cumb.org>
2047 * tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE.
2048 * cppinit.c (builtin_array): Define __WCHAR_TYPE__ only if
2049 NO_BUILTIN_WCHAR_TYPE is not defined.
2050 (CPP_WCHAR_TYPE): Delete.
2051 * cccp.c (main): Don't change wchar_type if cplusplus.
2052 (special_symbol, initialize_builtins): Honor NO_BUILTIN_WCHAR_TYPE.
2054 2000-02-28 Nick Clifton <nickc@cygnus.com>
2056 * config/arm/arm-wince-pe.h (SIZE_TYPE): Define to "unsigned long".
2058 Mon Feb 28 14:21:15 2000 Catherine Moore <clm@cygnus.com>
2060 * config/pa/som.h (MAKE_DECL_ONE_ONLY): Define.
2061 (ASM_WEAKEN_LABEL): Define.
2063 Mon Feb 28 13:07:19 MET 2000 Jan Hubicka <jh@suse.cz>
2065 * expr.c (store_constructor): Do not emit USE.
2066 * rtl.h (stupid_life_analysis): Remove.
2068 Mon Feb 28 07:03:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2070 * function.c (number_blocks): Reset next_block_index based on
2071 what debugging format is used, not what is defined.
2073 * lcm.c: Minor reformatting throughout.
2074 (reg_dies, reg_becomes_live): Properly handle multiple hard regs.
2076 * toplev.c (rest_of_compilation): Account for time in
2077 optimize_mode_switching.
2079 * jump.c (jump_optimize_1): Don't call delete_barrier_successors
2080 if only marking labels.
2082 Mon Feb 28 12:53:57 MET 2000 Jan Hubicka <jh@suse.cz>
2084 * calls.c (expand_call): Attempt to combine stack adjustments with
2085 pending stack adjustments.
2087 Mon Feb 28 11:34:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2089 * loop.c (reg_in_basic_block_p): Don't abort when falling through
2090 to the end of the function.
2092 2000-02-27 Mark Mitchell <mark@codesourcery.com>
2094 * emit-rtl.c (remove_unncessary_notes): Remove notes for empty
2096 * final.c (next_block_index): Remove.
2097 (max_block_depth): Likewise.
2098 (pending_blocks): Likewise.
2099 (init_final): Don't initialize them.
2100 (final_start_function): Don't set next_block_index. Set up
2102 (final_scan_insn): Use BLOCK_NUMBER, not next_block_index.
2103 * function.h (number_blocks): New function.
2104 * function.c (get_block_vector): New function.
2105 (identify_blocks): Use it.
2106 (reorder_blocks): Set NOTE_BLOCK.
2107 (number_blocks): New function.
2108 * tree.def (BLOCK): Add documentation for TREE_ASM_WRITTEN flag.
2109 * tree.h (BLOCK_NUMBER): New macro.
2110 (tree_block): Add block_num field.
2111 * dbxout.c (next_block_number): Remove.
2112 (dbxout_init): Don't set it.
2113 (dbxout_block): Only output blocks that have TREE_ASM_WRITTEN
2114 set. Use BLOCK_NUMBER, rather than next_block_num, to determine
2116 * toplev.c (rest_of_compilation): Always call
2117 find_loop_tree_blocks. Fix indentation.
2118 * dwarf2out.c (next_block_number): Remove.
2119 (gen_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
2120 to determine block numbers.
2121 (gen_inlined_subroutine_die): Likewise.
2122 (gen_block_die): Only output blocks that have TREE_ASM_WRITTEN set.
2123 (decls_for_scope): Don't increment next_block_number.
2124 * dwarfout.c (next_block_number): Remove.
2125 (output_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
2126 to determine block numbers.
2127 (output_inlined_subroutine_die): Likewise.
2128 (output_block): Only output blocks that have TREE_ASM_WRITTEN set.
2129 (output_decls_for_scope): Don't increment next_block_number.
2130 * sdbout.c (next_block_number): Remove.
2131 (sdbout_block): Use BLOCK_NUMBER.
2132 (sdbout_begin_block): Simplify.
2133 * xcoffout.c (next_block_number): Remove.
2134 (xcoffout_block): Use BLOCK_NUMBER, not next_block_number.
2135 (xcoffout_begin_block): Don't set next_block_number.
2136 (xcoffout_begin_function): Likewise. Use BLOCK_NUMBER, not
2139 Sun Feb 27 16:40:33 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2141 * builtins.c (c_strlen): Use size_diffop and return ssizetype value.
2142 (expand_builtin_strcpy): Pass correct type to size_binop.
2143 (expand_builtin_strcmp): Likewise.
2144 Clean up conditional structure.
2145 * c-decl.c (init_decl_processing): Don't call set_sizetype twice.
2146 (complete_array_type): Don't use size_binop for MAXINDEX.
2147 * c-typeck.c (c_sizeof): Use size_one_node and TYPE_SIZE_UNIT.
2148 (c_sizeof_nowarn, c_size_in_bytes): Likewise.
2149 (c_alignof): Use size_one_node.
2150 (build_unary_op): Pass arg of proper type to size_binop.
2151 (really_start_incremental_init, push_init_level): Use sizetype for
2152 constructor{,_bit,_unfilled}_index.
2153 (pop_init_label, output_init_element): Likewise.
2154 (output_pending_init_elements, process_init_element): Likewise.
2155 * calls.c (compute_argument_block_size): Field VAR is ssizetype.
2156 * expr.c (store_expr): Use size_int.
2157 (store_constructor): Use proper types for size_binop args.
2158 (get_inner_reference, expand_expr, case ARRAY_REF): Likewise.
2159 (expand_expr_unaligned): Likewise.
2160 (string_contant): Return object of sizetype.
2161 * expr.h (SUB_PARM_SIZE): Call size_diffop and pass proper types.
2162 (ARGS_SIZE_RTX): Call ARGS_SIZE_TREE.
2163 (ARGS_SIZE_TREE): Pass proper types to size_binop.
2164 * fold-const.c (int_const_binop): Refine when size_int is called.
2165 (fold_convert): Likewise.
2166 (size_int_wide): Rework to take KIND as arg, only take low order
2167 bits, handle new sizetype_tab datatype, and chain entries in
2169 (size_int_type_wide): New function.
2170 (size_binop): Validate types of arguments.
2171 (ssize_binop): Deleted.
2172 (size_diffop): New function.
2173 (extract_muldiv): Only fold division into multiplication for sizetypes.
2174 * function.c (assign_parms): Use size_diffop and make sure
2175 VAR field is of ssizetype; also pass proper type to size_binop.
2176 (locate_and_pad_parm, pad_to_arg_alignment): Likewise.
2177 (round_down): Deleted from here.
2178 * store-layout.c (sizetype_tab): Now an array.
2179 (sizetype_set, early_root_list): New variables.
2180 (variable_size): Use size_one_node.
2181 (round_up): Pass proper type to size_binop.
2182 (round_down): Moved to here and corrected as above.
2183 (layout_record): Pass proper arg types to size_binop.
2184 (layout_type): Likewise.
2185 If sizetype_set is zero, record the type just laid out.
2186 (make_unsigned_type): Don't call set_sizetype;
2187 (make_signed_type): Likewise; also, call fixup_signed_type.
2188 (initialize_sizetypes): New function.
2189 (set_sizetype): Make copy of types, set TYPE_IS_SIZETYPE, and
2190 set name of bitsizetype to "bit_size_type".
2191 Fix up type of sizes of all types made before call.
2192 * tm.texi (ROUND_TYPE_SIZE_UNIT): New macro.
2193 * tree.c (fix_sizetype): Deleted.
2194 (build_common_tree_nodes): Call initialize_sizetypes.
2195 (build_common_tree_nodes_2): Don't call fix_sizetype.
2196 * tree.h (TYPE_IS_SIZETYPE): New macro.
2197 (initialize_sizetype): New declaration.
2198 (enum size_type_kind): New type.
2199 (struct sizetype_tab): Deleted.
2200 (sizetype_tab): Now array; adjust sizetype macros.
2201 (size_diffop, size_int_type_wide): New functions.
2202 (size_int_wide): Change number of args and type; access macros changed.
2203 (ssize_int, sbitsize_int): New macros.
2204 * config/i960/i960.h (ROUND_TYPE_SIZE): Use size_int.
2205 (ROUND_TYPE_SIZE_UNIT): New macro.
2207 2000-02-27 Zack Weinberg <zack@wolery.cumb.org>
2209 * c-lex.c (putback_buffer): Make 'buffer' an unsigned char *.
2211 Sun Feb 27 07:44:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2213 * gcov-io.h (__fetch_long, __store_long, __read_long, __write_long):
2214 Mark as possibly unused.
2216 * cse.c (cse_insn): Delete dead code involving tablejump.
2217 Pass CODE_LABEL, not LABEL_REF to gen_jump and reset INSN_CODE.
2219 * Makefile.in (libcpp.a): Start by deleting it.
2221 2000-02-27 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2223 * cpplib.h (enum file_change_code): Added rename_file.
2224 * cpplib.c (do_line): If a filename is given, set file_change to
2226 (output_line_command): If file_change is rename_file, always
2227 output a # directive with the file name.
2229 * cpplib.c (do_pragma): Accept #pragma without consecutive token.
2231 2000-02-26 Mark Mitchell <mark@codesourcery.com>
2233 * integrate.c (copy_decl_for_inlining): Preserve TREE_ADDRESSABLE
2234 when copying a PARM_DECL or RESULT_DECL.
2236 2000-02-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2238 * fix-header.c (recognized_function): Also fix prototypes for
2239 functions taking "void".
2241 2000-02-26 Geoff Keating <geoffk@cygnus.com>
2243 * reload1.c (do_output_reload): Check reg_reloaded_valid before
2244 looking at reg_reloaded_contents.
2246 2000-02-26 Zack Weinberg <zack@wolery.cumb.org>
2248 * Makefile.in (STMP_FIXINC): New toggle.
2249 (LIBGCC2_DEPS): Delete all references.
2250 (stmp-headers): Delete target. All references either deleted
2251 or changed to stmp-int-headers.
2252 (all.cross): Don't depend on stmp-headers or STMP_FIXPROTO.
2253 (LIBCPP_OBJS): Take out cppalloc.o.
2254 (cppalloc.o): Delete target.
2255 (stmp-int-hdrs): Depend on $(STMP_FIXINC).
2256 (gen-protos, fix-header): Link with libiberty.a.
2257 * build-make: Don't change FIXINCLUDES. Override STMP_FIXINC
2260 * configure.in: Remove refs to strerror.
2261 * acconfig.h: Take out NEED_DECLARATION_STRERROR.
2262 * system.h: Take out strerror stanza.
2264 * cpperror.c (my_strerror): Delete function.
2265 (cpp_error_from_errno, cpp_notice_from_errno): Use xstrerror.
2266 * cppmain.c (main): Call xmalloc_set_program_name first thing.
2267 * cppalloc.c: Delete file.
2268 * gen-protos.c: Don't provide xrealloc.
2270 * fixinc/fixincl.c, fixinc/fixlib.c, fixinc/procopen.c: Use
2271 xstrerror throughout.
2273 2000-02-26 Bruce Korb <bkorb@gnu.org>
2275 * fixinc/inclhack.def (undefine_null): the bypass pattern needs to
2276 match for DOS headers, too.
2277 * fixinc/inclhack.sh,fixincl.x: Regenerate.
2279 2000-02-26 Geoff Keating <geoffk@cygnus.com>
2281 * config/elfos.h (ASM_OUTPUT_LABELREF): Don't define. The default
2282 is right for most ELF targets.
2283 * config/ns32k/ns32k.h (ASM_OUTPUT_LABELREF): Don't define.
2284 Let the default file use %U properly.
2285 * config/sh/elf.h (ASM_OUTPUT_LABELREF): Don't define. Use the
2288 * config/fp-bit.c (pack_d): Properly handle rounding of denormal
2291 Sat Feb 26 09:39:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2293 * toplev.c (documented_lang_options): Correct spelling error.
2294 (decode_d_option, decode_f_option, main): Likewise.
2296 * toplev.c (print_time): Avoid SIGFPE when all_time is zero.
2298 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Use .set at
2299 to tell assembler it is permitted to expand large constants.
2301 2000-02-25 Mumit Khan <khan@xraylith.wisc.edu>
2303 * protoize.c: (AUX_INFO_SUFFIX): New macro.
2304 (aux_info_suffix): Use.
2305 (SAVE_SUFFIX): New macro.
2307 (munge_compile_parms): Fix typo in NUL. DJGPP supports /dev/null.
2308 (gen_aux_info_file): Use aux_info_suffix instead of ".X".
2309 (edit_file): Handle 8.3 restriction for DOS/DJGPP filenames.
2311 * invoke.texi (Running Protoize): Update documentation.
2313 2000-02-25 Mark Elbrecht <snowball3@bigfoot.com>
2315 * i386/djgpp.h (CPP_PREDEFINES): Remove Unix defines.
2317 2000-02-25 John Wehle (john@feith.com)
2319 * rtlanal.c (find_last_value): Allow NULL_RTX for valid_to.
2321 2000-02-25 Anthony Green <green@cygnus.com>
2323 * toplev.c (rest_of_compilation): Rebuild jump labels if
2324 combine_instructions has created a new direct jump.
2325 * combine.c (try_combine): Add new_direct_jump_p argument. Set it
2327 (combine_instructions): Call try_combine with new argument.
2328 Return non-null value when new direct jump instruction is created.
2329 * rtl.h: combine_instructions returns an int.
2331 Fri Feb 25 19:49:08 2000 Jeffrey A Law (law@cygnus.com)
2333 * cse.c (cse_insn): Replace the PATTERN of the insn with an new
2334 jump when changing a computed jump into a jump to a known
2337 Fri Feb 25 19:22:44 2000 Graham Stott <grahams@rcp.co.uk>
2339 * resource.c (mark_referenced_resources): Changed use SET_DEST (...)
2340 to XEXP (..., 0) on RTL nodes which are not SET or CLOBBER.
2342 * i386.md (define_expand "clrstrsi"): Fix typo.
2344 Fri Feb 25 18:49:39 2000 "K. Richard Pixley" <rich@microunity.com>
2346 * rtl.texi: Fix typo.
2348 Fri Feb 25 20:02:35 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2350 * sh.c (calc_live_regs): Multiply value assigned to *COUNT_PTR by
2351 UNITS_PER_WORD. Change caller initial_elimination_offset.
2352 (rounded_frame_size): Take into account that argument pushed has
2353 changed. Fix TARGET_ALIGN_DOUBLE problem.
2355 2000-02-25 Geoff Keating <geoffk@cygnus.com>
2357 * haifa-sched.c (schedule_block): Explain the real reason
2358 we delete REG_SAVE_NOTEs on the first insn of a block.
2359 Don't delete REG_SAVE_NOTES for NOTE_INSN_SETJMP.
2361 2000-02-24 Mark Mitchell <mark@codesourcery.com>
2363 * input.h (push_srcloc): New function.
2364 (pop_srcloc): Likewise.
2365 * toplev.c (push_srcloc): Define it.
2366 (pop_srcloc): Likewise.
2368 2000-02-24 Richard Henderson <rth@cygnus.com>
2370 * flow.c (life_analysis): When collecting reg info, clear
2373 Thu Feb 24 22:06:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2375 Fix bug exposed by reload.c no longer rounding the frame
2376 size to BIGGEST_ALIGNMENT:
2377 * sh.c (rounded_frame_size): New function.
2378 (sh_expand_prologue, sh_expand_epilogue): Use it.
2379 (initial_elimination_offset): Likewise.
2381 Thu Feb 24 20:04:11 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2383 Fix breakage from 6th Feb thread_prologue_and_epilogue_insns change:
2384 * sh-protos.h (sh_need_epilogue): Declare.
2385 * sh.c (sh_need_epilogue_known): New static variable.
2386 (sh_need_epilogue): New function.
2387 (function_epilogue): Clear need_epilogue_known.
2388 * sh.md (return): Split into expander / insn pattern.
2389 Make the expander conditional on ! sh_need_epilogue ().
2391 2000-02-24 Nathan Sidwell <nathan@codesourcery.com>
2393 * machmode.h (get_mode_alignment): Declare.
2394 (GET_MODE_ALIGNMENT): Call it.
2395 * stor-layout.c (get_mode_alignment): New function. Make
2396 sure alignment is always power of 2.
2398 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
2400 * i386.h: Remove useless definition of "I386" and misleading
2403 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
2405 * tree.h (TREE_SET_PERMANENT): New macro. Document conditions
2406 under which TREE_PERMANENT will be set.
2407 * tree.c (make_node, copy_node, make_tree_vec, tree_cons,
2408 build1): Use TREE_SET_PERMANENT.
2409 * print-tree.c (print_node): Don't report value of
2410 TREE_PERMANENT if ggc_p is true.
2412 * c-common.c (c_get_alias_set): Don't use TREE_PERMANENT to
2413 decide whether to give a type a new alias set.
2414 * objc/objc-act.c (build_objc_string_object): Never copy the string.
2415 * tree.c (make_node): Set DECL_IN_SYSTEM_HEADER irrespective
2416 of value of 'obstack'.
2419 2000-02-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2421 * config/c4x/c4x.c (c4x_process_after_reload): Split all insns.
2423 2000-02-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2425 * cpplib.h (enum cpp_token): Added CPP_WCHAR and CPP_WSTRING.
2426 * cpplib.c (cpp_get_token): Produce them.
2427 * cppexp.c (cpp_lex): Handle them.
2429 2000-02-23 Nick Clifton <nickc@cygnus.com>
2431 * config/arm/arm.c (arm_comp_type_attributes): Simply and
2432 comment tests on type attributes.
2434 Wed Feb 23 16:42:21 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2436 * final.c (shorten_branches): Make value passed to LOOP_ALIGN
2437 conform to documentation.
2438 * sh.h (LOOP_ALIGN): If aligning loops, call sh_loop_align
2439 to check for special cases.
2440 * sh-protos.h (sh_loop_align): Declare.
2441 * sh.c (sh_loop_align): Define.
2443 2000-02-22 Andrew Haley <aph@cygnus.com>
2445 * config/mips/mips.h (GAS_ASM_SPEC): Pass -mgp32/-mgp64 to gas.
2446 (SIZE_TYPE): Is 32 bits when using -mgp32.
2447 (PTRDIFF_TYPE): Ditto.
2449 Wed Feb 23 07:26:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2451 * diagnostic.c (init_output_buffer): Handle case of null PREFIX.
2453 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
2455 * config/i386/i386.h: If IN_TARGET_LIBS is defined, make
2456 BIGGEST_FIELD_ALIGNMENT a constant.
2458 2000-02-21 Jason Merrill <jason@casey.cygnus.com>
2460 * dwarf2out.c (output_line_info): Put the marker for the end of
2461 the line number info at the actual end.
2462 (gen_struct_or_union_type_die): Use decl_function_context
2463 to check for local classes.
2464 * dwarfout.c (output_type): Likewise.
2466 Tue Feb 22 01:38:57 2000 Jeffrey A Law (law@cygnus.com)
2468 * pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Handle pass-by-reference
2469 for arguments with a mode, but no type.
2470 (FUNCTION_ARG_CALLEE_COPIES): Similarly.
2471 * t-pa (LIB2FUNCS_EXTRA): Add quadlib.asm.
2472 * pa/long_double.h: New file.
2473 * configure.in (hpux10, hpux11 configurations): hpux10 and hpux11
2474 both have 128bit wide long doubles.
2475 * configure: Rebuilt.
2477 2000-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2479 * defaults.h (ASM_OUTPUT_ASCII): Constify a char*.
2481 * flow.c (get_common_dest, chain_reorder_blocks, make_reorder_chain,
2482 fixup_reorder_chain, skip_insns_between_block): Add static prototypes.
2483 (life_analysis): Wrap variable `i' with macro ELIMINABLE_REGS.
2485 * haifa-sched.c (rank_for_schedule): Don't cast away const-ness.
2487 * integrate.c (compare_blocks, find_block): Likewise.
2489 * rtl.c (fatal_with_file_and_line): Add ATTRIBUTE_PRINTF_2.
2491 * rtl.h (set_file_and_line_for_stmt): Constify a char*.
2493 * stmt.c (stmt_status, set_file_and_line_for_stmt,
2494 expand_asm_operands): Likewise.
2496 Mon Feb 21 17:06:27 2000 Jason Eckhardt <jle@cygnus.com>
2498 * predict.c (estimate_probability): Added the pointer heuristic to
2499 the collection of static branch predictors.
2501 2000-02-21 Catherine Moore <clm@cygnus.com>
2503 * config/mips/mips.h (ASM_SPEC): Add -mfix700.
2504 * invoke.texi (-mfix7000): Document.
2506 2000-02-21 Gabriel Dos Reis <gdr@codesourcery.com>
2508 * diagnostic.c (init_output_buffer): Make it possible to output at
2509 least 32 characters if we're given a too long prefix.
2511 2000-02-20 Mark Mitchell <mark@codesourcery.com>
2513 * varasm.c (initializer_constant_valid_p): Call
2514 lang_expand_constant to simplify the constant.
2516 2000-02-20 Bruce Korb <bkorb@gnu.org>
2518 * fixinc/inclhack.def(stdio_va_list):
2519 typedef needs to be disabled.
2520 * fixinc/inclhack.sh: regen
2521 * fixinc/fixincl.x: regen
2523 2000-02-20 Geoff Keating <geoffk@cygnus.com>
2525 * print-rtl.c (print_rtx): Don't print addresses when
2526 flag_dump_unnumbered.
2528 2000-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2530 * sparc.c (sparc_output_scratch_registers): Mark parameter with
2532 (sparc_va_arg, sparc_flat_output_function_prologue,
2533 sparc_flat_output_function_epilogue): Cast value to unsigned in
2535 (sparc_emit_float_lib_cmp): Remove unused variable `cmp'.
2537 * sparc.md: Add default case in switch.
2539 2000-02-19 Richard Henderson <rth@cygnus.com>
2541 * c-typeck.c (add_pending_init): Don't abort for multiple
2542 fields at the same offset.
2543 (pending_init_member): Test the correct member.
2545 2000-02-19 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2547 * except.c (start_dynamic_handler) : Use TYPE_MODE (integer_type_node)
2549 (start_catch_handler) : Same.
2551 2000-02-19 Brad Lucier (lucier@math.purdue.edu)
2553 * Makefile.in: Have flow.o depend on $(EXPR_H)
2555 Sat Feb 19 18:43:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2557 * c-common.c (decl_attributes): Set DECL_SIZE_UNIT.
2558 * c-decl.c (duplicate_decls, finish_enum): Likewise.
2559 (finish_decl): Remove -Wlarger-than code from here.
2560 * flags.h (id_clash_len): Now int.
2561 (larger_than_size): Now HOST_WIDE_INT.
2562 * fold-const.c (size_int_wide): No more HIGH parm; NUMBER is signed.
2563 Clean up checking to see if in table.
2564 (make_bit_field_ref): Remove extra parm to bitsize_int.
2565 * ggc-common.c (ggc_mark_tree_children): Mark DECL_SIZE_UNIT.
2566 * print-tree.c (print_node): Print DECL_SIZE_UNIT and TYPE_SIZE_UNIT.
2567 * stmt.c (expand_decl): Use DECL_SIZE_UNIT for stack checking size
2568 and for computing size of decl.
2569 * stor-layout.c (layout_decl): Set DECL_SIZE_UNIT.
2570 Move -Wlarger-than code to here.
2571 (layout_record): Remove extra arg to bitsize_int.
2572 Set TYPE_BINFO_SIZE_UNIT.
2573 (layout_union): Remove extra arg to bitsize_int.
2574 Use proper type for size of QUAL_UNION.
2575 (layout_type): Remove extra arg to bitsize_int.
2576 * toplev.c (id_clash_len): Now int.
2577 (larger_than_size): Now HOST_WIDE_INT.
2578 (decode_W_option): Clean up id-clash and larger-than- cases.
2579 * tree.c (get_identifier, maybe_get_identifier): Remove unneeded casts.
2580 (expr_align, case FUNCTION_DECL): DECL_ALIGN is not defined.
2581 * tree.h (BINFO_SIZE_UNIT, TYPE_BINFO_SIZE_UNIT, DECL_SIZE_UNIT): New.
2582 (struct tree_decl): New field size_unit.
2583 (size_int_wide): No HIGH operand; NUMBER is now signed.
2584 (size_int_2): Deleted.
2585 (size_int, bitsize_int): Don't use it and rework args.
2586 * varasm.c (assemble_variable, output_constructor): Use DECL_SIZE_UNIT.
2588 Fri Feb 18 20:01:58 2000 Jeffrey A Law (law@cygnus.com)
2590 * pa/quadlib.asm (_U_QFgt, _U_Qfge): Fix flags for _U_Qfcmp call.
2592 2000-02-18 Geoff Keating <geoffk@cygnus.com>
2594 * invoke.texi (Warning Options): Add an explanation of why
2595 you might want the -Wfloat-equal flag.
2597 Fri Feb 18 20:08:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2599 * bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
2600 * cppinit.c (new_pending_define): Add cast to avoid warning.
2601 * expmed.c (extract_bit_field): Likewise.
2602 * flow.c (enum reorder_skip_type): New type.
2603 (skip_insns_between_blcok): New it.
2604 Rework to avoid warning about possibly undefined variable.
2605 * function.c (assign_parms): Make thisparm_boundary unsigned.
2606 * genrecog.c (write_switch): Cast XWINT result to int.
2607 * lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
2608 * mips-tfile.c (init_file): Make two versions of FDR intializer:
2609 one for MIPS and one for Alpha.
2610 (get_tag, copy_object): Add casts to avoid warnings.
2611 * optabs.c (init_one_libfunc): Cast NAME to (char *).
2612 * reload.c (find_reloads): Make TYPE enum reload_type.
2613 * sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
2614 * unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
2615 * varasm.c (compare_constant_1): Add cast to avoid warning.
2616 * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
2618 (alpha_expand_unaligned_load, alpha_expand_unaligned_store):
2619 Cast switch operand of size to int.
2620 (alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
2621 * config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
2624 2000-02-18 Nick Clifton <nickc@cygnus.com>
2626 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate
2627 anything for an alignment of zero.
2629 * config/arm/thumb.h (ASM_OUTPUT_ALIGN): Do not generate
2630 anything for an alignment of zero.
2632 2000-02-18 Martin von Loewis <loewis@informatik.hu-berlin.de>
2634 * gcc.texi (Bug Reporting): Refer to bugs.html.
2635 (Bug Lists): Likewise.
2636 * system.h (GCCBUGURL): New preprocessor define.
2637 * rtl.c (fancy_abort): Use it.
2638 * gcc.c (main): Likewise.
2640 2000-02-18 Richard Henderson <rth@cygnus.com>
2642 * flow.c (INSN_VOLATILE, SET_INSN_VOLATILE, uid_volatile): Remove.
2643 (life_analysis_1): Subsume into ...
2644 (life_analysis): ... here. Force PROP_REG_INFO off after reload.
2645 Use update_life_info for the relaxation.
2646 (update_life_info): Update REG_BASIC_BLOCK for registers live on
2647 entry and regs_live_at_setjmp.
2648 (set_noop_p): Simplify.
2649 (notice_stack_pointer_modification_1): Renamed from s/_1//.
2650 (record_volatile_insns): Split into ...
2651 (delete_noop_moves): ... here,
2652 (notice_stack_pointer_modification): ... here,
2653 (insn_dead_p): ... and here.
2654 (propagate_block): Don't query INSN_VOLATILE.
2655 (mark_used_regs): Mind !PROP_REG_INFO.
2656 * toplev.c (rest_of_compilation): Call mark_constant_function here,
2657 not in life_analysis.
2659 Fri Feb 18 01:29:22 EST 2000 John Wehle (john@feith.com)
2661 * loop.c (canonicalize_condition): New function,
2662 broken out of get_condition.
2663 (get_condition): Use it.
2664 * expr.h (canonicalize_condition): Prototype it.
2666 * tree.h (tree_int_cst_msb): Declare.
2667 * tree.c (tree_int_cst_msb): New function.
2669 2000-02-17 Mark Mitchell <mark@codesourcery.com>
2671 * stmt.c (set_file_and_line_for_stmt): Don't crash if cfun->stmt
2674 * invoke.texi (-fmessage-length=n): Document.
2676 2000-02-17 Jason Merrill <jason@casey.cygnus.com>
2678 * bitmap.c (bitmap_operation): Don't leak bitmap elements.
2680 2000-02-17 Mark Mitchell <mark@codesourcery.com>
2682 * function.c (thread_prologue_and_epilogue_insns): Put a line note
2685 2000-02-17 Nick Clifton <nickc@cygnus.com>
2687 * config/arm/thumb.c: Replace includes of system headers with
2688 #include "system.h".
2690 2000-02-16 Richard Henderson <rth@cygnus.com>
2692 * configure.in (alpha-linux*, alpha-netbsd) [extra_parts]:
2693 Add crtbeginS.o and crtendS.o.
2694 * alpha/elf.h (STARTFILE_SPEC): Use crtbeginS.o.
2695 (ENDFILE_SPEC): Use crtendS.o.
2696 * alpha/t-crtbe (crtbeginS.o, crtendS.o): New targets.
2698 * alpha/crtbegin.asm (__do_frame_takedown): Merge into ...
2699 (__do_global_dtors_aux): ... here. Call __cxa_finalize if
2701 (__dso_handle): New variable.
2702 * alpha/crtend.asm (__do_global_ctors_aux): Remove runtime
2703 bias to __CTOR_END__.
2705 2000-02-16 Richard Henderson <rth@cygnus.com>
2707 * Makefile.in (s-crtS, crtbeginS, crtendS): Prefix usage with $(T).
2709 Wed Feb 16 21:40:04 2000 Hans-Peter Nilsson <hp@bitrange.com>
2711 * longlong.h (__clz_tab): Declare as static to match definition.
2713 2000-02-16 Mark Elbrecht <snowball3@bigfoot.com>
2714 * i386/xm-djgpp.h (LIBSTDCXX): Delete. Moved to config/i386/djgpp.h.
2715 (XREF_FILE_NAME): Define.
2717 * i386/djgpp.h (DATA_SECTION_ASM_OP): Define.
2718 (EH_FRAME_SECTION_ASM_OP): Define.
2719 (IDENT_ASM_OP): Define.
2720 (TEXT_SECTION_ASM_OP): Define.
2722 (CTORS_SECTION_ASM_OP): Define.
2723 (CTOR_SECTION_FUNCTION): Use it.
2724 (DTORS_SECTION_ASM_OP): Define.
2725 (DTOR_SECTION_FUNCTION): Use it.
2727 2000-02-16 Zack Weinberg <zack@wolery.cumb.org>
2729 * reg-stack.c (emit_swap_insn): Do not put a new insn before a
2732 * flow.c (dump_regset, debug_regset, dump_bb, debug_bb,
2733 debug_bb_n): New functions.
2734 (dump_flow_info, print_rtl_with_bb): Use dump_regset.
2735 * basic-block.h: Prototype new functions.
2737 Wed Feb 16 21:07:53 2000 Denis Chertykov <denisc@overta.ru>
2739 * configure.in: Add support for avr target.
2740 * configure: Rebuilt.
2742 * invoke.texi: Add AVR invocation docs.
2743 * install.texi: Add information about AVR.
2744 * md.texi: Add AVR constraint letters description.
2745 * extend.texi: Add description for AVR specific attributes.
2747 2000-02-16 Jason Merrill <jason@casey.cygnus.com>
2749 * fixinc/fixinc.svr4: Wrap byteorder.h with extern "C".
2751 2000-02-16 Nick Clifton <nickc@cygnus.com>
2753 * emit-rtl.c (emit_insn): Move RTL check into make_insn_raw.
2754 (make_insn_raw): Move RTL check here.
2756 2000-02-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2758 * version.c: Include gansidecl.h and version.h.
2760 * version.h: Wrap entire file in macro __GCC_VERSION_H__.
2762 * configure.in (gcc_version): When setting, narrow search to
2763 lines containing `version_string'.
2765 * Makefile.in (mainversion): Likewise.
2766 (GCC_H): New variable.
2767 (gcc.h): Delete target.
2768 (gcc.o, gccspec.o, cppspec.o): Depend on $(GCC_H), not gcc.h.
2769 (version.o): Depend on version.h.
2770 (dbxout.o): Don't depend on gcc.h.
2772 Wed Feb 16 15:04:49 2000 Hans-Peter Nilsson <hp@bitrange.com>
2773 Michael Meissner <meissner@cygnus.com>
2775 * md.texi (Simple Constraints): Add item about whitespace.
2776 * genoutput.c (strip_whitespace): New.
2777 (scan_operands) [MATCH_OPERAND, MATCH_SCRATCH]: Call
2778 strip_whitespace for constraints.
2779 Test pointer using NULL, not 0.
2781 2000-02-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2783 * cpplib.c (do_line): Pedwarn for #line > 32767.
2785 * c-lex.c (readescape): Warn about '\x', but do not reject it.
2787 2000-02-15 Jonathan Larmour <jlarmour@redhat.co.uk>
2789 * gcc.c (default_compilers): Add new __GNUC_PATCHLEVEL__ define
2790 to default cpp spec.
2791 (do_spec_1): Add support for %v3 spec used by __GNUC_PATCHLEVEL__.
2792 * cpp.texi: Document __GNUC_PATCHLEVEL__.
2795 * objc/lang-specs.h: Add new __GNUC_PATCHLEVEL__ define to
2798 2000-02-15 Denis Chertykov <denisc@overta.ru>
2800 * configure.in: Add support for avr target.
2802 Wed Feb 16 03:21:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2804 * sh.h (OVERRIDE_OPTIONS): Don't set sh_addr_diff_vec_mode.
2805 (sh_addr_diff_vec_mode): Don't declare.
2806 * sh.c (sh_addr_diff_vec_mode): Delete.
2808 Wed Feb 16 01:27:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2810 * sh.md (mulsi3_highpart): Add REG_EQUAL note to last insn.
2812 Wed Feb 16 00:58:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2814 * sh.md (udivsi3_i1, divsi3_i1, umulhisi3_i, mulhisi3_i): Name.
2815 (smulsi3_highpart_i): Name.
2816 (udivsi3): Wrap emitted insns in REG_LIBCALL / REG_RETVAL notes.
2817 (divsi3, mulhisi3, umulhisi3, mulsidi3, umulsidi3): Likewise.
2818 (smulsi3_highpart, umulsi3_highpart): Likewise.
2820 (mulsidi3_i, umulsidi3_i): Make rtl describe operation
2821 correctly independent of endianness.
2822 (mulsidi3, umulsidi3): Now define_insn. Hide details that
2823 confuse the optimizers.
2824 (mulsidi3+1, umulsidi3+1): New define_split.
2826 Tue Feb 15 23:22:26 2000 Andrew Haley <aph@cygnus.com>
2828 * config/sh/sh.md: Guard insn splits against illegal registers.
2829 * config/sh/sh.h: Correct comment about macros.
2831 Tue Feb 15 22:30:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2832 Andrew MacLeod <amacleod@cygnus.com>
2834 * Makefile.in (lcm.o): Depend on insn-attr.h.
2835 * basic-block.h (optimize_mode_switching): Declare.
2836 * lcm.c (tm_p.h, insn-attr.h): #include.
2837 (seginfo, bb_info): New structs.
2838 (antic, transp, comp, delete, insert) : New file-scope static variables.
2839 (new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions.
2840 (reg_becomes_live, optimize_mode_switching): Likewise.
2841 * tm.texi: Add description of mode switching macros.
2842 * toplev.c (rest_of_compilation): Call optimize_mode_switching.
2844 * sh-protos.h (remove_dead_before_cse): Remove prototype.
2845 (fldi_ok, fpscr_set_from_mem): New prototypes.
2846 * sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set.
2847 (CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS):
2848 Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2849 (sh_flag_remove_dead_before_cse): Remove declaration.
2850 (NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros.
2851 (MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise.
2852 (MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
2853 * sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2854 (barrier_align): Allow for JUMP_INSNS containing a parallel.
2855 (machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set.
2856 (fldi_ok): New function.
2857 (get_fpscr_rtx): Add fpscr_rtx as GC root.
2858 (emit_sf_insn): Only generate fpu switches when optimize < 1.
2859 (emit_df_insn): Likewise.
2860 (expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete.
2861 (sh_flag_remove_dead_before_cse): Delete.
2862 (get_free_reg, fpscr_set_from_mem): New functions.
2863 * sh.md (movdf, movsf): Remove no_new_pseudos code.
2864 (return): Remove emit_fpscr_use / remove_dead_before_cse calls.
2866 2000-02-15 Loren Rittle <ljrittle@acm.org>
2868 * ginclude/stddef.h: Correct usage of _BSD_RUNE_T_ for FreeBSD.
2870 2000-02-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2872 * Makefile.in (TREE_H, collect2.o, gcc.h, mips-tfile.o, cccp.o,
2873 cpphash.o, cppinit.o, protoize.o, unprotoize.o): Depend on version.h.
2875 * cccp.c: Include version.h and/or don't declare `version_string'.
2876 * collect2.c: Likewise.
2877 * alpha.c: Likewise.
2878 * arm/aof.h: Likewise.
2879 * arm/coff.h: Likewise.
2880 * arm/elf.h: Likewise.
2881 * arm/pe.h: Likewise.
2882 * arm/tcoff.h: Likewise.
2883 * arm/telf.h: Likewise.
2884 * arm/tpe.h: Likewise.
2885 * arm/vxarm.h: Likewise.
2886 * convex/convex.c: Likewise.
2887 * i386/dgux.c: Likewise.
2888 * i386/sun386.h: Likewise.
2889 * m88k/m88k.c: Likewise.
2890 * mcore/mcore-pe.h: Likewise.
2891 * mips/mips.h: Likewise.
2892 * romp/romp.h: Likewise.
2893 * sh/sh.c: Likewise.
2894 * cpphash.c: Likewise.
2895 * cppinit.c: Likewise.
2896 * dwarf2out.c: Likewise.
2897 * dwarfout.c: Likewise.
2900 * mips-tfile.c: Likewise.
2901 * protoize.c: Likewise.
2902 * toplev.c: Likewise.
2905 * version.c (version_string): Constify a char*.
2907 * version.h: New file.
2909 2000-02-14 Nick Clifton <nickc@cygnus.com>
2911 * configure.in: Add mcore-elf and mcore-pe targets.
2912 * configure: Regenerate.
2914 * NEWS: Add note that MCore port has been contributed.
2916 * invoke.texi: Document command line switches for MCore port.
2917 * install.texi: Add MCore to list of supported targets.
2919 2000-02-14 Geoff Keating <geoffk@cygnus.com>
2921 * collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
2922 then we will need to import the frame handling functions.
2923 (scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
2924 to import the frames themselves.
2926 Mon Feb 14 13:31:01 2000 Stan Cox <scox@cygnus.com>
2927 Jason Eckhardt <jle@cygnus.com>
2929 * basic_block.h: Added prototype for reorder_basic_blocks.
2930 * toplev.c: Changes to add -freorder-blocks and graph dump after
2931 block reordering is done.
2932 * flow.c (reorder_block_def): New structure for use during block
2934 (REORDER_BLOCK_*): New macros to access members of above structure.
2935 (skip_insns_between_block, get_common_dest, chain_reorder_blocks,
2936 make_reorder_chain, fixup_reorder_chain, reorder_basic_blocks): New
2937 functions for block reordering.
2939 Mon Feb 14 11:24:44 2000 Hans-Peter Nilsson <hp@bitrange.com>
2941 * gcc.texi (Passes): Fix typo.
2942 * md.texi (Standard Names): Ditto.
2943 * tm.texi (Storage Layout): Ditto.
2945 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2947 * cpplib.c (do_define): Only free the old definition if it
2950 2000-02-13 Neil Booth <NeilB@earthling.net>
2952 * cppfiles.c (read_and_prescan): When emitting deferred
2953 newlines, test speccase[] again instead of checking each
2954 possible whitespace character in turn. When we encounter \r,
2955 look behind for \n first, then ahead.
2957 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2959 * cse.c (cse_altered): New internal flag.
2960 (cse_insn): Set it if we changed an insn.
2961 (cse_main): Clear cse_altered before each basic block.
2962 Only garbage collect if cse_altered is true afterward.
2964 Sun Feb 13 14:12:28 2000 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2966 * sparc/sol2.h (LIB_SPEC): Link -ldl if profiling.
2968 Sun Feb 13 13:21:55 2000 Jeffrey A Law (law@cygnus.com)
2970 * combine.c (simplify_comparison): Fix typo.
2972 Sun Feb 13 12:57:52 2000 Neil Booth <NeilB@earthling.net>
2974 * prefix.c (concat, lookup_key): Use xmalloc and xrealloc
2977 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2979 * flow.c (flow_loop_tree_node_add): Use better algorithm by passing
2980 previously inserted node instead of root node. Caller changed.
2982 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2984 * basic-block.h (FLOW_LOOP_FIRST_BLOCK, FLOW_LOOP_LAST_BLOCK): Delete.
2986 2000-02-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2988 * crtstuff.c (__do_global_ctors_aux, __reg_frame_ctor,
2989 __dereg_frame_dtor): Add prototype argument.
2991 * gthr-dce.h (__gthread_active_p, __gthread_once): Likewise.
2993 * gthr-posix.h (__gthread_active_p, __gthread_once): Likewise.
2995 * gthr-solaris.h (__gthread_active_p, __gthread_once): Likewise.
2997 * gthr-vxworks.h (__gthread_once): Likewise.
2999 * gthr-win32.h (__gthread_active_p, __gthread_once): Likewise.
3001 Sat Feb 12 01:44:26 MET 2000 Jan Hubicka <jh@suse.cz>
3003 * i386.c (ix86_emit_restore_regs_using_mov): Break out from ...
3004 (ix86_expand_epilogue): ... here. Use mov instead of add to restore
3005 stack pointer in functions w/o saved registers, output LEAVE more often
3006 on TARGET_USE_LEAVE machines.
3008 2000-02-07 Dmitri Makarov <dim@wrs.com> & Bernd Schmidt <bernds@redhat.com>
3010 * config/arm/arm.c (arm_init_cumulative_args); New function:
3011 Initlaise the CUMULATIE_ARGS strcuture for a function
3013 (arm_function_arg): New function: Determine where to place a
3014 function's argument. Also handles deciding the function's
3016 (current_file_function_operand): New function: Return true if
3017 the symbol is a function which has already been compiled.
3018 (arm_is_long_call_p): New function: Return true if the
3019 indicated function should be called via a long call.
3020 (arm_valid_type_attribute_p): New function: Return true if the
3021 attribute is a valid, arm specific, attribute.
3022 (arm_comp_type_attribute): New function: Return true if the
3023 two types have compatable, arm specific, attributes.
3025 * config/arm/arm.h (CUMULATIVE_ARGS): Redefine to be a
3027 (FUNCTION_ARG): Redefine to call arm_function_arg.
3028 (FUNCTION_ARG_PARTIAL_NREGS): Redefine to use correct
3030 (INIT_CUMULATIVE_ARGS): Redefine to call
3031 arm_init_cumulative_args.
3032 (FUNCTION_ARG_ADVANCE): Redefine to use correct structure
3034 (SETUP_INCOMING_VARARGS): Redefine to use correct structure
3036 (ARM_MARK_NEARBY_FUNCTION): New macro: Mark already compiled
3038 (ENCODE_SECTION): Add call to ARM_MARK_NEARBY_FUNCTION.
3039 (VALID_MACHINE_TYPE_ATTRIBUTE): Define.
3040 (COMP_TYPE_ATTRIBUTES): Define.
3042 * config/arm/arm.md (call): Call arm_is_long_call_p to decide
3043 if a long call is needed.
3044 (call_value): Call arm_is_long_call_p to decide if a long call
3046 (call_symbol): Call arm_is_long_call_p to decide if a long call
3049 * config/arm/arm-protos.h: Add prototype for arm_is_long_call_p.
3051 2000-02-11 Denis Chertykov <denisc@overta.ru>
3053 * README.AVR: New file with information about the avr ports.
3054 * config/avr: New directory with avr port files.
3056 2000-02-11 Andreas Jaeger <aj@suse.de>
3058 * fixinc/Makefile.in (FIXINC_DEFS): Remove unneeded @fixinc_defs@.
3060 2000-02-11 Zack Weinberg <zack@wolery.cumb.org>
3062 * cpphash.c: Fix formatting, update commentary.
3063 (dump_definition): Take three separate arguments instead of a
3064 MACRODEF structure argument.
3065 * cpphash.h: Update prototype of dump_definition.
3066 * cppinit.c (cpp_finish): Update call of dump_definition.
3068 * cpplib.c (do_define): Always create new hash entry with
3069 T_MACRO type. Remove redundant check for redefinition of
3070 poisoned identifier. Update call of dump_definition.
3071 (do_undef): Don't call check_macro_name. Rename sym_length to
3073 (do_error, do_warning): Don't use copy_rest_of_line or
3075 (do_warning): Don't use pedwarn for the actual warning,
3076 only the notice about its not being in the standard. (Fixes
3077 bug with #warning in system headers.)
3078 (do_ident): Stricter argument checking - accept only a single
3079 string after #ident. Also, macro-expand the line.
3080 (do_xifdef): Use cpp_defined. De-obfuscate.
3082 (do_pragma): Split out specific pragma handling to separate
3083 functions. Use get_directive_token. Update commentary. Do
3084 not pass on #pragma once or #pragma poison to the front end.
3085 (do_pragma_once, do_pragma_implementation, do_pragma_poison,
3086 do_pragma_default): New.
3088 Feb 11 12:30:53 2000 Jeffrey A Law (law@cygnus.com)
3090 * jump.c (jump_optimize_1): The first operand in a relational
3092 * optabs.c (emit_conditional_move): Handle relationals which
3093 have a known true/false result.
3095 2000-02-11 Geoff Keating <geoffk@cygnus.com>
3097 * function.c (thread_prologue_and_epilogue_insns): Don't insert
3098 a RETURN insn into a block which already ends with a jump.
3100 2000-02-11 Geoff Keating <geoffk@cygnus.com>
3102 * haifa-sched.c (BUF_LEN): Increase a lot.
3104 2000-02-11 Nick Clifton <nickc@cygnus.com>
3106 * configure.in: Add tm_p_file specification for thumb targets.
3107 * configure: Regenerate.
3109 * config/arm/thumb-protos.h: New file: Prototypes for exported
3110 functions defined in thumb.c.
3112 2000-02-11 Robert Lipe <robertl@sco.com>
3114 * Makefile.in (bootstrap-lean): Remove additional files.
3115 (bootstrap2-lean): Likewise.
3116 (VOL_FILES): List of files for above.
3118 2000-02-11 Nathan Sidwell <nathan@acm.org>
3120 * cpphash.c (special_symbol): Remove spurious argument to
3123 2000-02-11 Joel Sherrill (joel@OARcorp.com>
3125 * configure.in: (i*86-*-rtems*): Swapped elf and coff
3127 * configure: Rebuilt.
3129 2000-02-11 Rodney Brown <RodneyBrown@pmsc.com>
3131 * pa-protos.h: Wrap function_arg_padding in TREE_CODE #ifdef.
3133 Fri Feb 11 02:59:05 2000 Jeffrey A Law (law@cygnus.com)
3135 * pa.c, pa.h: Remove trigraph sequences within comments.
3137 Fri Feb 11 02:51:56 2000 Pavel Roskin <pavel_roskin@geocities.com>
3139 * invoke.texi (PPC Options): -mno-new-mnenomics -> -mold-mnemonics.
3141 Fri Feb 11 02:48:30 2000 Brad Lucier (lucier@math.purdue.edu)
3143 * sbitmap.h: Make SBITMAP_ELT_BITS unsigned.
3145 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3147 * config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE.
3149 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3151 * config/c4x/c4x.h (ASM_GLOBALIZE_LABEL): Use c4x_global_label.
3152 (ASM_OUTPUT_EXTERNAL): Use c4x_external_ref.
3153 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
3154 (ASM_FILE_END): Use c4x_file_end.
3155 * config/c4x/c4x.c (c4x_global_label): New function.
3156 (c4x_external_ref, c4x_file_end): Likewise.
3158 * config/c4x/c4x-protos.h (c4x_global_label): Add prototype.
3159 (c4x_external_ref, c4x_end_file): Likewise.
3161 2000-02-10 Zack Weinberg <zack@wolery.cumb.org>
3163 * cppexp.c: Don't include cpphash.h.
3164 (parse_charconst, cpp_lex): Use cpp_defined.
3165 (cpp_lex): Use get_directive_token throughout. Remove
3166 unnecessary cases from switch. Move assertion-handling code
3168 (cpp_parse_expr): If we see '+' or '-', check the context to
3169 determine if they are unary or binary operators. Streamline
3170 the jumps a bit. Do not call skip_rest_of_line.
3172 * cpplib.c: Make skip_rest_of_line and cpp_skip_hspace
3173 static. Export get_directive_token. Update commentary.
3174 (cpp_defined): New function.
3175 (do_define): Remove reference to T_PCSTRING. Call
3176 free_definition to release memory for old definition, when
3178 (eval_if_expression): Set only_seen_white to 0 before calling
3179 cpp_parse_expr. Call skip_rest_of_line after it returns.
3180 (cpp_read_check_assertion): Don't preserve a pointer into the
3181 token buffer across a call to cpp_get_token.
3183 * Makefile.in (cppexp.o): Don't depend on cpphash.h.
3184 * cppfiles.c (redundant_include_p): Use cpp_defined.
3185 * cpphash.c (free_definition): New function.
3186 (delete_macro): Use it. Update commentary.
3187 * cpphash.h: Typedef HASHNODE here. Prototype cpp_lookup and
3189 * cpplib.h: Don't typedef HASHNODE here. Delete T_PCSTRING
3190 from enum node_type. Prototype cpp_defined and get_directive_token.
3191 Don't prototype cpp_lookup, skip_rest_of_line, or cpp_skip_hspace.
3193 * fix-header.c (check_macro_names): Use cpp_defined.
3194 (read_scan_file): Set inhibit_warnings and inhibit_errors in
3195 the options structure.
3197 2000-02-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3199 * c-pragma.c (maximum_field_alignment): Remove duplicate declaration.
3201 2000-02-10 Jason Merrill <jason@casey.cygnus.com>
3203 * dwarf2out.c (add_abstract_origin_attribute): Check TREE_CODE (origin)
3204 rather than die->die_tag.
3206 Thu Feb 10 16:26:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3208 * combine.c (make_extraction, force_to_mode): Avoid warning on
3209 mixed-signedness conditionals.
3210 (make_field_assignment, nonzero_bits): Likewise.
3211 * expmed.c (store_fixed_bit_field): ALIGN arg now unsigned.
3212 (store_split_bit_field, extract_split_bit_field): Likewise.
3213 (extract_fixed_bit_field, store_bit_field,
3214 * expr.c: Change alignment to be unsigned everywhere.
3215 (move_by_pieces, store_constructor_field, store_constructor):
3216 Alignment parm is unsigned.
3217 (emit_block_move, emit_group_load, emit_group_store): Likewise.
3218 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
3219 (do_compare_rtx_and_jump): Likewise.
3220 (move_by_pieces_ninsns, clear_by_pieces): Likewise.
3221 Compare align with GET_MODE_ALIGNMENT.
3222 (expand_expr_unaligned): Pointer to alignment is pointer to unsigned.
3223 (get_inner_reference): Likewise.
3224 (copy_blkmode_from_reg, emit_push_insn): Remove unneeded casts.
3225 (expand_assignment): Local vars for alignment now unsigned.
3226 (store_constructor, store_field, expand_expr, do_jump): Likewise.
3227 (do_compare_and_jump): Likewise.
3228 (store_field): Call new function expr_align.
3229 * expr.h (emit_block_move, emit_group_load, emit_group_store):
3230 Alignment arg now unsigned.
3231 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
3232 (do_compare_rtx_and_jump, store_bit_field): Likewise.
3233 (extract_bit_field): Likewise.
3234 * fold-const.c (add_double): Add cast to eliminate signedness warning.
3235 * machmode.h (GET_MODE_ALIGNMENT): Result is unsigned.
3236 (get_best_mode): Alignment arg is unsigned.
3237 * rtl.h (move_by_pieces): Likewise.
3238 * store-layout.c (maximum_field_alignment, set_alignment):
3240 (layout_decl): Alignment arg is now unsigned.
3241 Remove unneeded casts.
3242 (layout_record, layout_union, layout_type): Remove unneeded casts.
3243 Local alignment variables now unsigned.
3244 (get_best_mode): Alignment arg now unsigned.
3245 * tree.c (expr_align): New function.
3246 * tree.h (expr_align): Likewise.
3247 (maximum_field_alignment, set_alignment): Now unsigned.
3248 (get_inner_reference): Alignment argument is now pointer to unsigned.
3249 * varasm.c (assemble_variable): Add cast to eliminate warning.
3251 Thu Feb 10 12:56:47 2000 Jim Wilson <wilson@cygnus.com>
3253 * expmed.c (store_bit_field): If op0 and fieldmode are the same size,
3254 then store directly into op0.
3256 * calls.c (expand_call): When emitting a NOTE_INSN_SETJMP, search for
3257 the CALL_INSN, and emit the note immediately after it.
3259 2000-02-10 Nick Clifton <nickc@cygnus.com>
3261 * config/arm/thumb.md (epilogue): Include a (return) in the
3262 generated insn, and emit it using emit_jump_insn not
3265 Thu Feb 10 18:28:59 MET 2000 Jan Hubicka <jh@suse.cz>
3267 * function.c (assign_temp): Change zero-sized arrays to size 1.
3268 * integrate.c (expand_inline_function): Do not update
3269 stack_alignment_needed
3270 * i386.c (compute_frame_size): Remove #ifdef PREFERRED_FRAME_BOUNDARY,
3271 add some sanity checking, remove optimization for function with
3274 2000-02-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3276 * flow.c (mark_regs_live_at_end): Delete unused variables.
3278 * ggc-page.c (ggc_page_print_statistics): bzero -> memset.
3280 * integrate.c (copy_rtx_and_substitute): Wrap variable `alignment'
3281 in macro FRAME_GROWS_DOWNWARD.
3283 * stmt.c (expand_end_bindings): Delete unused variable.
3285 * unroll.c (iteration_info): Mark parameter `loop' with
3288 2000-02-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3290 * fixinc/server.c (load_data): Return NULL if the marker line is
3292 (run_shell): If load_data returns NULL, retry the command once, in
3295 * configure: Rebuilt.
3297 2000-02-09 Bruce Korb <bkorb@gnu.org>
3299 * gcc/fixincludes: ** DELETED **
3300 * gcc/fixcpp: ** DELETED **
3301 * gcc/fixinc-nt.sed: ** DELETED **
3302 * gcc/just-fixinc: ** DELETED **
3303 * gcc/Makefile.in: Removed out-dated commentary
3304 * gcc/configure.in: Removed fast-fixincludes disablement.
3305 * MAINTAINERS(Ian Taylor) moved to "Write after approval" group.
3307 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
3308 * function.c (thread_prologue_and_epilogue_insns): Uncomment
3311 2000-02-09 Richard Henderson <rth@cygnus.com>
3313 * jump.c (delete_insn): Don't delete user labels at -O0.
3315 2000-02-09 Robert Lipe <robertl@sco.com>
3317 * Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS.
3318 Don't link with HOST_LIBS.
3320 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
3322 * configure.in: Correct --help text for --with-dwarf2.
3323 Put tm-dwarf2.h after other tm files, if it's requested.
3324 * configure: Regenerate.
3325 * config/tm-dwarf2.h: #undef PREFERRED_DEBUGGING_TYPE before
3328 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
3330 * cpplib.h: Provide HASHNODE typedef and forward decl of
3331 struct hashnode only. Kill cpp_hashnode typedef. MACRODEF,
3332 DEFINITION, struct hashnode, struct macrodef, struct
3333 definition, scan_decls prototype, default defn of
3334 INCLUDE_LEN_FUDGE moved elsewhere.
3336 * cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct
3337 definition, and struct hashnode moved here. Remove the unused
3338 'predefined' field from struct definition. Replace the 'args'
3339 union with its sole member. All users updated (cpphash.c).
3340 Delete HASHSTEP and MAKE_POS macros, and hashf prototype. Add
3341 multiple include guard.
3343 * cpphash.c (hashf): Make static; use better algorithm; drop
3344 HASHSIZE parameter; return an unsigned int.
3345 (cpp_lookup): Drop HASH parameter. PFILE parameter is
3346 used. Calculate HASHSIZE modulus here.
3347 (cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus
3349 (create_definition): Drop PREDEFINITION parameter.
3350 * cpplib.c (do_define): Don't calculate a hash value here.
3351 Don't pass (keyword == NULL) to create_definition.
3353 * scan.h: Prototype scan_decls here.
3354 * cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here.
3355 * cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All
3356 callers of cpp_lookup and cpp_install updated.
3358 * cpphash.c (macarg): Hoist all the flag diddling out of the
3360 (macroexpand): ... and out of the loop that calls macarg.
3361 Skip over the initial paren before macro arguments with
3362 cpp_get_non_space_token; point may be some distance before
3363 that paren. Abort if it's not there.
3365 * cpplib.c (parse_clear_mark): Delete function.
3366 (parse_set_mark, parse_goto_mark): Make static.
3367 (ACTIVE_MARK_P): New macro.
3368 (skip_block_comment, skip_line_comment): Do not bump the line
3369 if ACTIVE_MARK_P is true.
3370 (cpp_pop_buffer): The buffer to be popped may not have an
3372 (cpp_get_token): When looking for the initial paren before
3373 macro arguments, only set a mark in a file buffer, Always
3374 return to that mark before proceeding to call macroexpand or
3375 return a NAME token.
3377 * cpplib.h: Remove prototypes of parse_set_mark,
3378 parse_clear_mark, parse_goto_mark.
3379 (struct cpp_options): Rename 'put_out_comments' to
3380 'discard_comments' and invert its sense.
3381 * cppinit.c, cpphash.c, cpplib.c: All users of
3382 put_out_comments changed to use discard_comments, with
3385 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
3387 * function.c (thread_prologue_and_epilogue_insns): Don't delete
3388 the edge from a block that both jumps and falls through to the
3391 2000-02-09 Scott Bambrough <scottb@netwinder.org>
3393 * config/arm/arm.md (movsi): In PIC mode, make sure that a
3394 constant source address is legitimate.
3396 2000-02-09 Philip Blundell <pb@futuretv.com>
3398 * config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF
3401 * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when
3403 (LEGITIMATE_PIC_OPERAND): Disallow references to labels.
3405 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
3407 * cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer
3408 ends with a newline and a NUL. Don't be so clever manipulating
3411 Wed Feb 9 14:18:08 MET 2000 Jan Hubicka <jh@suse.cz>
3413 * reload1.c (reload) Align stack frame to cfun->stack_alignment_needed,
3414 not to BIGGEST_ALIGNMENT.
3416 2000-02-08 Geoff Keating <geoffk@cygnus.com>
3418 * dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant.
3419 * dwarf2out.c (dwarf_cfi_name): Print name of new constant.
3420 (reg_save): Use DW_CFA_GNU_negative_offset_extended when needed.
3421 (output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended.
3422 * frame.c (execute_cfa_insn): Handle
3423 DW_CFA_GNU_negative_offset_extended.
3425 2000-02-08 Richard Henderson <rth@cygnus.com>
3427 * flow.c (tidy_fallthru_edges): Split out from ...
3428 (delete_unreachable_blocks): ... here.
3429 (find_basic_blocks): Use it.
3431 Tue Feb 8 15:51:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3433 * stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY.
3435 2000-02-08 Zack Weinberg <zack@wolery.cumb.org>
3437 * Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a.
3438 (gen_protos.o): Don't depend on cpplib.h or cpphash.h.
3439 (fix-header.o): Don't depend on cpphash.h.
3441 * scan.c (hashstr): New function.
3442 * scan.h: Prototype it.
3443 * fix-header.c: Don't include cpphash.h. Use hashstr.
3444 * gen-protos.c: Don't include cpphash.h or cpplib.h. Use
3445 hashstr. Report hash table statistics. Add private
3446 definition of xrealloc.
3448 2000-02-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3450 * i386.h (TARGET_SWITCHES): Fix typo in option name.
3452 2000-02-08 Clinton Popetz <cpopetz@cygnus.com>
3454 * function.c (thread_prologue_and_epilogue_insns): Don't replace
3455 jumps with returns unless they are jumps to the fallthru block.
3457 Tue Feb 8 07:53:55 2000 Jan Hubicka <jh@suse.cz>
3459 * i386.md (addqi3_cc): Fix contraints.
3461 Tue Feb 8 01:39:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
3463 * function.c (emit_return_into_block): Wrap in #ifdef HAVE_return.
3465 2000-02-07 Mark Mitchell <mark@codesourcery.com>
3467 * cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a
3468 carriage return after a macro name.
3470 2000-02-07 Fred Fish <fnf@be.com>
3472 * i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing
3473 so the gcc2_compiled symbol doesn't confuse BeOS debuggers.
3475 2000-02-07 Zack Weinberg <zack@wolery.cumb.org>
3477 * cppfiles.c (deps_output): Count spacers in deps_column.
3479 2000-02-07 Neil Booth <NeilB@earthling.net>
3481 * cppinit.c (initialize_dependency_output): If there is no
3482 suffix, don't try to look for known suffixes. Use strrchr.
3483 (cpp_start_read): Remove duplicate initialization.
3485 Mon Feb 7 18:36:41 MET 2000 Jan Hubicka <jh@suse.cz>
3487 * calls.c (compute_argument_block_size): New argument
3488 preferred_stack_boundary.
3489 (expand_call): update cfun->preferred_stack_boundary, update call of
3490 compute_argument_block_size
3491 (emit_library_call): Increate cfun->preferred_stack_boundary
3492 to PREFERRED_STACK_BOUNDARY
3493 (emit_library_call_value): Likewise.
3494 * explow.c (allocate_dynamic_stack_spave): Likewise.
3495 * function.c (prepare_function_start): Set
3496 cfun->preferred_stack_boundary
3497 * function.h (struct function): Add preferred_stack_boundary field.
3498 * integrate.c (expand_inline_function): Update
3499 cfun->preferred_stack_boundary and cfun->stack_alignment_needed.
3500 (copy_rtx_and_substitute): Align frame to stack_alignment_needed only.
3501 * i386.c (compute_frame_size): Use cfun->preferred_stack_boundary.
3503 2000-02-06 Zack Weinberg <zack@wolery.cumb.org>
3505 * cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
3506 cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
3507 cpp_pedwarn, cpp_pedwarn_with_line,
3508 cpp_pedwarn_with_file_and_line): Move to cpperror.c.
3509 (cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
3510 v_cpp_error_with_line, v_cpp_warning_with_line,
3511 cpp_message_from_errno, cpp_perror_with_name): Delete.
3513 * cpperror.c (cpp_print_containing_files): Take starting
3515 (cpp_file_line_for_message): Rename to cpp_print_file_and_line.
3516 (v_cpp_message): Now called directly by all entry points.
3518 (cpp_pfatal_with_name, cpp_message): Delete.
3519 (cpp_notice_from_errno, cpp_ice): New functions.
3520 (cpp_notice): Is now for reporting error conditions, just
3521 without an associated file.
3522 (cpp_error, cpp_error_with_line): Don't do anything if
3523 opts->inhibit_errors is on.
3524 (cpp_pedwarn_with_file_and_line): Take column argument also.
3526 * cpplib.h: Update prototypes of exported functions.
3527 (struct cpp_options): Add inhibit_errors.
3529 * cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
3530 non-error messages. Include intl.h.
3532 * cppinit.c, cppmain.c: Likewise. Also, use
3533 cpp_notice_from_errno instead of cpp_perror_with_name or
3534 cpp_pfatal_with_name, and cpp_notice instead of cpp_message.
3536 * cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
3537 report internal errors.
3539 * cpplib.c (do_define): Switch bcopy to memcpy.
3540 Give cpp_pedwarn_with_file_and_line a dummy column argument.
3542 * cpplib.c (copy_rest_of_line): Revert previous change: don't
3543 bail out early if we hit a line comment.
3545 2000-02-06 Richard Henderson <rth@cygnus.com>
3547 * flow.c (flow_delete_insn, make_edge, remove_edge): Export.
3548 * basic-block.h: Declare them.
3549 * emit-rtl.h (active_insn_p): New.
3550 (next_active_insn, prev_active_insn): Use it.
3551 * rtl.h: Declare it.
3552 * function.c (emit_return_into_block): New.
3553 (thread_prologue_and_epilogue_insns): Insert return insns instead
3554 of epilogues when possible.
3555 * jump.c (jump_optimize_1): Remove code to insert a return insn
3556 on the fallthru to the exit block.
3558 * i386.c (ix86_can_use_return_insn_p): Fail for large poped args
3559 and for non-empty stack frames.
3560 * i386.md (return): Expand to return-pop as needed.
3562 2000-02-06 Richard Henderson <rth@cygnus.com>
3564 * simplify-rtx.c (simplify_relational_operation): Canonicalize
3565 constant to op1 for testing.
3567 2000-02-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3569 * config/c4x/c4x.md (*ldi_on_overflow): New pattern.
3570 (fixuns_truncqfqi2): Use it.
3572 2000-02-06 Richard Henderson <rth@cygnus.com>
3574 * i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack
3577 * i386.md (widening and peepholes): Mask the constant instead of
3580 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
3582 * cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump
3583 input pointer before possibly branching off to the backslash
3585 * cpphash.c (macroexpand): Correctly delete \r escapes when
3586 stringifying parameters.
3587 * cpplib.c (copy_rest_of_line): Go directly to skip_block_comment
3588 if we can; bail out early if we hit a line comment.
3589 (handle_directive): Treat '# 123' in an .S file just like
3590 '# <punctuation>'. Discard the shifted '#' if we hit '#\n'.
3591 Return 1 for '# not_a_directive'.
3592 (get_directive_token): Pop macro buffers here, so that
3593 cpp_get_token can't sneakily move past a newline.
3595 (cpp_get_token): goto randomchar if handle_directive returns 0.
3597 * cppalloc.c: Update copyright.
3598 * cpplib.c: Merge all the static function prototypes into one
3600 * cpplib.h: Remove #if 0 block.
3602 * cpperror.c: Remove #ifdef EMACS block.
3603 * cppmain.c: Likewise.
3604 * cpphash.c: Remove #if 0 blocks.
3605 * cppinit.c: Remove #if 0 blocks, and the -lint option.
3606 * cpplib.c: Remove #if 0 blocks and code referencing
3607 pcp_inside_if or for_lint. Remove duplicate error message.
3608 Fix error messages for #else after #else or #elif. Reformat.
3609 Remove archaic TODO list.
3610 * cpplib.h: Remove pcp_inside_if and for_lint flags.
3612 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
3614 * i386/osf1elf.h: Add missing backslash to multiline string.
3616 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3618 * longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.
3620 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3622 * Makefile.in (c-common.o): Depend on $(EXPR_H).
3624 * c-common.c: Include expr.h.
3626 * c-pragma.c (mark_align_stack): Add prototype.
3628 * caller-save.c (add_stored_regs): Likewise.
3630 * combine.c (record_promoted_value): Likewise.
3632 * i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro):
3635 * cppinit.c (new_pending_define): Likewise.
3637 * cpplib.c (skip_block_comment, skip_line_comment): Likewise.
3639 * dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists,
3640 AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
3641 AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p,
3642 class_scope_p): Likewise.
3644 * dwarf2out.h (dwarf2out_set_demangle_name_func,
3645 dwarf2out_add_library_unit_info): Likewise.
3647 * ggc.h (ggc_page_print_statistics): Likewise.
3649 * haifa-sched.c (propagate_deps): Likewise.
3651 * reg-stack.c (next_flags_user, record_label_references): Likewise.
3653 * rtl.h (set_stack_check_libfunc): Likewise.
3655 * toplev.h (set_fatal_function): Likewise.
3657 * toplev.c (set_fatal_function): Delete prototype.
3659 * diagnostic.c: Deconstify functions returning malloc'ed ptrs.
3661 2000-02-05 Geoff Keating <geoffk@cygnus.com>
3663 * ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX.
3664 (FUNC_END): Likewise.
3666 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3668 * caller-save.c: Include tm_p.h.
3670 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3672 * Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2).
3674 2000-02-04 Neil Booth <NeilB@earthling.net>
3676 * cccp.c (main): Check 'dir' for a NULL pointer before passing
3679 2000-02-04 Zack Weinberg <zack@wolery.cumb.org>
3681 * recog.h: Remove NO_MD_PROTOTYPES ifdefs.
3682 * genflags.c: Use the max_operand_1 logic from genemit.c to
3683 calculate how many arguments gen_insn prototypes have. Remove
3684 NO_MD_PROTOTYPES ifdefs from the generated file.
3685 * genoutput.c: Don't define NO_MD_PROTOTYPES in the generated
3686 file. Cast gen_insn initializers to insn_gen_fn.
3687 * config/alpha/vms.h: Don't define NO_MD_PROTOTYPES.
3688 * gcc.texi: Remove documentation of NO_MD_PROTOTYPES.
3690 2000-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3692 * fixinc/Makefile.in (HDR): Add machname.h.
3695 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3697 * config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ...
3698 (c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto.
3699 (c4x_cpu_version): Ditto.
3700 * config/c4x/c4x-protos.h: ... here.
3702 2000-02-04 Jason Merrill <jason@casey.cygnus.com>
3704 * dwarf2out.c (add_abstract_origin_attribute): Don't call
3705 gen_abstract_function on our context if we're a nested function.
3707 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3709 * config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite.
3710 * config/c4x/libgcc.S (ufix_truncqfhi2n): Fix.
3712 2000-02-04 Bruce Korb <bkorb@gnu.org>
3714 * fixinc/genfixes(machname.h):
3715 Move the functionality from gen-machine.h into this file.
3716 UNdef MN_NAME_PAT if there are no names to change.
3717 Also, be a little kinder when AutoGen is not present.
3719 * fixinc/Makefile.in(machname.h):
3720 Change the generation rule to use genfixes.
3722 * fixinc/fixfixes.c(machine_name):
3723 machine_name_fix's functionality now dependent upon whether
3724 MN_NAME_PAT is defined.
3726 * fixinc/fixtests.c(machine_name):
3729 * fixinc/fixlib.c(mn_get_regexps): conditional on definition
3732 * fixinc/fixlib.h(mn_get_regexps):
3735 * fixinc/gen-machine.h: DELETED
3737 2000-02-04 Jan Hubicka <jh@suse.cz>
3738 Richard Henderson <rth@cygnus.com>
3740 * i386.c (SAVE_REGS_FIRST): Remove.
3741 (ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode.
3742 (ix86_compute_frame_size): Likewise.
3743 (ix86_expand_prologue): Likewise. Use pro_epilogue_adjust_stack.
3744 (ix86_emit_restore_regs): Remove.
3745 (ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack
3746 when a frame pointer is in use.
3747 (ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode. Use mov
3748 instead of pop to restore a register when profitable; emit leave
3750 (ix86_attr_length_default): Handle pro_epilogue_adjust_stack
3752 (ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU.
3753 * i386.md (prologue_allocate_stack): Remove.
3754 (epilogue_deallocate_stack): Remove.
3755 (pro_epilogue_adjust_stack): New.
3757 2000-02-04 Richard Henderson <rth@cygnus.com>
3759 * function.c (diddle_return_value): Rework to use a callback function.
3760 Use current_function_return_rtx if it's been set up.
3761 (do_clobber_return_reg, clobber_return_register): New.
3762 (do_use_return_reg, use_return_register): New.
3763 (expand_function_end): Use them.
3764 * stmt.c (expand_null_return): Likewise.
3765 * function.h: Declare them.
3766 * flow.c (mark_regs_live_at_end): Use diddle_return_value.
3767 (mark_reg): Change arguments as appropriate for callback.
3768 * integrate.c (expand_inline_function): Revert 19 Jan change.
3770 Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <hp@bitrange.com>
3772 * tm.texi (Values in Registers): Fix typo: "fo" "for".
3773 (Misc): Say the scheduler, not the Haifa scheduler.
3775 2000-02-04 Clinton Popetz <cpopetz@cygnus.com>
3777 * jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
3778 when in_mem is set. Update all callers.
3780 2000-02-04 Richard Henderson <rth@cygnus.com>
3782 * i386/openbsd.h (INT_ASM_OP): Define.
3784 Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <hp@bitrange.com>
3786 * tm.texi: Fix various typos.
3788 Thu Feb 3 17:17:32 2000 Steve Ellcey <sje@cup.hp.com>
3790 * config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
3791 (MD_STARTFILE_PREFIX_1): New macro.
3793 Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <jh@suse.cz>
3795 * i386.md (movstrsi, clrstrsi): Support variable sized copies, align
3796 destination when needed.
3797 (strmovsi, strsetsi): New expander.
3798 (strmovsi_1, strsetsi_1): New pattern.
3799 * i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
3800 TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
3801 (TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
3802 * invoke.texi (align-stringops, inline-all-stringops): Document.
3804 Wed Feb 2 23:04:47 2000 Krister Walfridsson <cato@df.lth.se>
3806 * i386/netbsd.h (INT_ASM_OP): Define.
3808 2000-02-02 Zack Weinberg <zack@wolery.cumb.org>
3810 * cpplib.h (cpp_reader): Add new flag, no_directives.
3811 * cpphash.c (macarg): Set it.
3812 * cpplib.c (handle_directive): If no_directives is on and we
3813 find a directive, issue an error and discard the line.
3815 Wed Feb 2 13:07:10 2000 Jim Wilson <wilson@cygnus.com>
3817 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
3818 FP constants. Add ! TARGET_FPU check for FP constants.
3820 2000-02-02 Clinton Popetz <cpopetz@cygnus.com>
3822 * flow.c (find_basic_blocks): Don't kill label_value_list
3824 (cleanup_cfg): Kill it here.
3826 Wed Feb 2 08:12:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3828 * expr.c (store_field): Ensure ALIGN is no stricter than the
3831 2000-02-02 Richard Henderson <rth@cygnus.com>
3833 * jump.c (delete_insn): Partially revert 19 Jan change;
3834 don't convert unused code labels to notes at -O0.
3836 2000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3838 * toplev.c (rest_of_compilation): Run rebuild_jump_labels after
3839 split_all_insns to recreate REG_LABEL notes for flow2 pass.
3841 2000-02-01 Richard Henderson <rth@cygnus.com>
3843 * i386.c (general_no_elim_operand): New.
3844 (nonmemory_no_elim_operand): New.
3845 (ix86_expand_move): Copy eliminable operands before a push.
3846 * i386-protos.h: Declare new functions.
3847 * i386.h (CAN_ELIMINATE): Simplify.
3848 (PREDICATE_CODES): Update.
3849 * i386.md (push insns): Don't allow eliminable register operands.
3851 2000-02-01 Richard Henderson <rth@cygnus.com>
3853 * flow.c (mark_regs_live_at_end): Follow expand_function_end and
3854 replace BLKmode with DECL_RTL's mode.
3856 2000-02-01 Zack Weinberg <zack@wolery.cumb.org>
3858 * frame.c (find_fde): Convert for loop to do-while so compiler
3859 sees it's always executed at least once.
3860 * libgcc2.c (BBINBUFSIZE): Kill.
3861 (__bb_init_prg): Use fgets.
3862 (__bb_exit_trace_func): Don't paste strings.
3863 * unroll.c (unroll_loop): Initialize unroll_type, not
3864 unroll_number, and tweak logic to match.
3866 * i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
3868 (ix86_flags_dependant): Likewise. Disentangle control flow.
3869 (ix86_sched_reorder): Break guts out to
3870 ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
3871 (ix86_sched_reorder_ppro): Initialize pair2 and insnp before
3874 * i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
3875 use string concatenation. Don't save and restore esi.
3877 * fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
3878 (machname.h): Remove script to separate file. Use two-step
3879 sequence so target is not created if script fails.
3880 * fixinc/gen-machname.h: New file. Handle case where no non-reserved
3881 identifiers are defined.
3882 * fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
3883 an empty string, machine_name doesn't need to do anything at
3885 (is_cxx_header): Add more cases to regexp.
3886 * fixinc/fixlib.h: Update prototype.
3887 * fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
3889 * fixinc/fixincl.c: Define NO_BOGOSITY.
3891 * fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
3892 (hp_sysfile): Add missing comma.
3893 (math_exception): Put the wrapper ifdefs at the beginning and
3894 the end of the file.
3895 * fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
3897 2000-02-01 Richard Henderson <rth@cygnus.com>
3899 * sparc.c (fp_zero_operand): Turn into a normal predicate.
3900 Use CONST0_RTX. Update all callers.
3901 * sparc.h, sparc-protos.h: Update accordingly.
3902 * sparc.md (fp mov insns): Use fp_zero_operand directly
3905 Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
3907 * tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
3910 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3912 * Makefile.in (specs.ready): New target.
3913 (fixinc.sh): Depend on `specs.ready' instead of `specs'.
3915 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3917 * fixinc.irix: Use unique filenames for writing into /tmp,
3918 * fixinc.ptx: Likewise.
3919 * fixinc.sco: Likewise.
3920 * fixinc.svr4: Likewise.
3921 * fixinc.winnt: Likewise.
3923 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3925 * tsystem.h: New file.
3927 * Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
3928 s-crtS): Depend on tsystem.h.
3930 * crtstuff.c: Include tsystem.h.
3931 * frame.c: Likewise.
3932 * libgcc2.c: Likewise.
3934 Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <jh@suse.cz>
3936 * builtins.c (expand_builtin_memset): Expand for variable sized
3939 2000-02-01 David Billinghurst <David.Billinghurst@riotinto.com.au>
3941 * config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
3944 Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
3946 * dwarfout.c (SHORT_TYPE_SIZE): Correct default.
3948 * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.
3950 2000-01-31 Chandra Chavva <cchavva@cygnus.com>
3952 * combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
3953 case 3->2 combining (combining with splitting) in which 2 is CC0
3954 setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
3955 checked at the begining of the function with the aid of calling
3956 function 'can_combine_p'.
3958 2000-01-31 Dave Brolley <brolley@redhat.com>
3960 * cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.
3962 2000-01-31 Jason Merrill <jason@casey.cygnus.com>
3964 * jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
3967 2000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3969 * gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.
3971 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
3974 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
3976 * i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
3977 i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
3978 i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
3979 i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
3980 i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
3981 i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
3982 i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
3983 i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
3984 i386/vxi386.h, i386/win-nt.h, i386/win32.h:
3985 Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.
3987 * i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
3988 Add %(cpp_cpu) to CPP_SPEC.
3990 * i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
3991 Add %(cc1_cpu) to CC1_SPEC.
3993 2000-01-28 Ulrich Drepper <drepper@redhat.com>
3995 * c-decl.c (c_decode_option): Accept optional numeric argument to
3996 -Wformat and set warn_format.
3997 * c-common.c: Don't emit warning about non-constant printf format
3998 string unless warn_format > 1.
4000 2000-01-30 Richard Henderson <rth@cygnus.com>
4002 * alpha.md (return_internal): Allow after reload only.
4004 2000-01-30 Richard Henderson <rth@cygnus.com>
4006 * i386.c (ix86_compute_frame_size): Omit padding1 if the
4007 local frame size is zero.
4009 2000-01-30 Richard Henderson <rth@cygnus.com>
4011 * alpha.c (alpha_expand_epilogue): Don't emit the return insn.
4012 * alpha.h (EPILOGUE_USES): New. Mark $26 live.
4013 * alpha.md (return): Turn into an expander.
4014 (return_internal): Don't use $26.
4015 (epilogue): Emit the return insn.
4017 2000-01-30 Richard Henderson <rth@cygnus.com>
4019 * alpha.md (negtf2, abstf2): Fix word order thinko.
4021 (trunctfsf2): Avoid intermediate rounding errors.
4023 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
4025 * cppfiles.c (find_position): Drop 'colp' argument, return the
4027 (read_and_prescan): Adjust to match. Don't ever manipulate
4028 line or line_base except via find_position.
4030 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
4032 * c-parse.in: Apply Ulrich's changes from c-parse.y.
4033 * c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
4036 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
4038 * cpperror.c (cpp_file_line_for_message): If 'line' is zero,
4039 just print "<command line>". If 'filename' is null or an
4040 empty string, print "<stdin>" for the filename.
4041 * cpplib.c (do_define): Don't print the 'location of the
4042 previous definition' message if we're still parsing the
4044 (cpp_pedwarn_with_file_and_line): Always call
4045 cpp_file_line_for_message.
4047 2000-01-29 Mark Mitchell <mark@codesourcery.com>
4049 * flow.c (mark_regs_live_at_end): Fix typo.
4051 2000-01-28 Ulrich Drepper <drepper@redhat.com>
4053 * c-common.c: Adjust variable names, comments, help strings to c99.
4054 * c-lex.c: Likewise.
4055 * c-parse.y: Likewise.
4056 * c-tree.h: Likewise.
4058 * cpplib.h: Likewise.
4059 * c-decl.c: Likewise. Recognize options with names "*99" as well.
4060 * cppinit.c: Likewise.
4062 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4064 * c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
4065 * c4x.c: Define the optab rtx values.
4066 (c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
4067 (c4x_emit_libcall): Use new optab rtx values.
4068 (c4x_emit_libcall3): Likewise.
4069 (c4x_emit_libcall_mulhi): Likewise.
4070 * c4x-protos.h: Add prototypes for optab rtx values and change
4071 prototypes for above c4x_emit_libcall functions.
4073 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4075 * c4x.c (c4x_output_ascii): Restrict line length of output when TI
4077 (c4x_function_prologue): Use regnames intead of float_reg_names when
4079 (c4x_function_epilogue): Likewise.
4080 (c4x_print_operand): Likewise.
4081 * c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
4082 * c4x.md (set_high): Disable for TARGET_TI.
4084 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4086 * c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
4087 of framepointer + constant to ADDR_REGS class.
4088 * c4x.md (addqi3, addqi3_noclobber_reload): Update.
4089 * c4x.c (std_or_reg_operand): New function.
4090 * c4x-protos.h (std_or_reg_operand): Prototype it.
4092 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4094 * t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
4095 object names as libgcc2.c.
4096 * libgcc.S: Use newly defined names.
4098 Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <jh@suse.cz>
4099 * sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
4101 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
4102 * basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
4103 (FLOW_LOOP_LAST_BLOCK): Likewise.
4105 2000-01-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4107 * basic-block.h (struct loop): New fields 'first' and 'last'.
4108 * flow.c (flow_loops_find): Compute loop->first and loop->last.
4109 (flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
4110 and loop->last to check for NOTE_INSN_LOOP_END.
4112 Fri Jan 28 10:57:58 2000 Jason Eckhardt <jle@cygnus.com>
4114 * predict.c (estimate_probability): Use the new FIRST and LAST fields
4115 of the loop descriptor rather than HEADER and LATCH. Also added
4116 missing break statements as well making some coding style modifications
4117 as suggested by Michael Hayes.
4119 2000-01-28 Richard Henderson <rth@cygnus.com>
4121 * flow.c (find_basic_blocks): Remove do_cleanup argument.
4122 Break out that code ...
4123 (cleanup_cfg): ... here.
4124 (commit_one_edge_insertion): Detect a return instruction being
4125 emitted to an edge. Emit a barrier following; clear fallthru.
4126 (commit_edge_insertions): Verify CFG consistency.
4127 * function.c (expand_function_start): Kill unused variable.
4128 (expand_function_end): Likewise.
4129 (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
4130 to insert the epilogue.
4132 * gcse.c (gcse_main): Adjust for find_basic_blocks change.
4133 (delete_null_pointer_checks): Likewise.
4134 * output.h: Likewise.
4135 * reg-stack.c (reg_to_stack): Likewise.
4136 * toplev.c (rest_of_compilation): Likewise. Run
4137 thread_prologue_and_epilogue_insns after rebuilding the CFG.
4139 2000-01-28 Richard Henderson <rth@cygnus.com>
4141 * Makefile.in (flow.o): Revert 24 Jan change.
4142 * flow.c (mark_regs_live_at_end): Likewise. Force BLKmode
4143 FUNCTION_VALUE result to DECL_RESULT's mode.
4145 * haifa-sched.c (schedule_insns): Don't recompute reg info
4148 2000-01-28 Zack Weinberg <zack@wolery.cumb.org>
4150 * configure.in: Make --enable-cpplib the default.
4151 * configure: Regenerate.
4152 * gcc.dg/990119-1.c: No longer expected to fail.
4154 2000-01-28 Bernd Schmidt <bernds@cygnus.co.uk>
4156 * jump.c (jump_optimize_1): Delete an optimization that is also done
4157 by merge_blocks in flow.
4159 2000-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4161 * diagnostic.c (build_message_string, output_printf,
4162 line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
4163 (build_location_prefix): Fix non-literal format string.
4165 2000-01-27 Richard Henderson <rth@cygnus.com>
4167 * alpha.md (trunctfsf2): New.
4169 2000-01-27 Andrew Hobson <ahobson@eng.mindspring.net>
4171 * configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.
4173 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
4175 * cppinit.c (cpp_handle_option): Recognize C++ comments under
4177 * cpplib.c (skip_block_comment, skip_line_comment): Split code
4179 (skip_comment) ... here. Permit C++ comments in system
4180 headers always. Warn about C++ comments in user code under
4181 -std=gnu89 -pedantic.
4182 (copy_comment): Use skip_comment.
4183 (cpp_skip_hspace, cpp_get_token): skip_comment can no longer
4185 (consider_directive_while_skipping, do_else, do_endif): Call
4186 validate_else unconditionally.
4187 (validate_else): Check CPP_PEDANTIC here. Accept non-comment
4188 text after the conditional in a system header.
4189 * cpplib.h (struct cpp_buffer): Add flag
4190 warned_cplusplus_comments.
4192 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
4194 * emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
4195 Use unshare_all_rtl_1.
4196 (unshare_all_rtl_again): New function.
4197 (unshare_all_rtl_1): New function split out of unshare_all_rtl.
4199 * function.c (purge_addressof_1): Use unshare_all_rtl_again
4200 rather than resetting the 'used' flags ourself.
4202 * toplev.c (rest_of_compilation): Add current_function_decl
4203 to the unshare_all_rtl call.
4204 * tree.h: Prototype unshare_all_rtl.
4205 * rtl.h: Prototype unshare_all_rtl_again here.
4207 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
4209 * genoutput.c (output_prologue): Include ggc.h in generated
4211 * Makefile.in (insn-output.o): Depends on ggc.h.
4213 2000-01-27 Ian Dall <ian@sibyl.beware.dropbear.id.au>
4214 Hans-Peter Nilsson <hp@bitrange.com>
4216 * ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
4217 Remove redundant include of xm-ns32k.h.
4218 * ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
4219 Remove redundant include of xm-ns32k.h.
4220 * ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
4221 Remove redundant include of xm-ns32k.h.
4222 * ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.
4224 * ns32k/ns32k.h: Update comment on multiply-add instructions.
4225 (TARGET_SWITCHES): Add documentation strings.
4226 (DWARF_FRAME_REGNUM): Override default definition.
4227 (REG_CLASS_CONTENTS): Add comments.
4228 (SUBSET_P): Format to reduce line length.
4229 (SMALL_REGISTER_CLASSES): Make a run time option.
4230 (GO_IF_NONINDEXED_ADDRESS): Reformat.
4231 (GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
4232 dereferencing it. Braces to avoid "ambiguous else" were misplaced.
4233 (regclass_map): fix typo in comment.
4234 * ns32k/ns32k.c: Add spaces before parentheses for consistant style.
4235 Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
4236 (trace, reg_or_mem_operand): Delete, unused function.
4237 (calc_address_cost): Small offsets are cheaper than large ones.
4238 (expand_block_move): Generate more efficient code when bytes is a
4239 known at compile time.
4240 * ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
4241 (udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
4242 instead of reg_or_mem_operand.
4244 * ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
4245 not general_operand. Similarly use "=rm" or stricter, not "=g".
4246 For input operands, use stricter constraints than "g" if not
4247 general_operand. Similarly use stricter predicate than
4248 "general_operand" when stricter constraints than "g" are present,
4249 except for matching constraints.
4250 (movstrsi): Use "memory_operand" for operands 0 and 1.
4251 (truncsiqi2, truncsihi2, trunchiqi2): Remove.
4252 (udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
4253 not reg_or_mem_operand.
4254 (udivmoddisi4): Ditto.
4255 Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
4256 Use nonimmediate_operand for operand 3, not register_operand.
4257 (udivmoddiqi4_internal): Use register_operand for operand 1, not
4260 2000-01-27 Fred Fish <fnf@be.com>
4262 * gthr-posix.h: Fix typo; compatibily -> compatibility.
4263 * gthr-single.h: Likewise.
4264 * gthr-solaris.h: Likewise.
4265 * gthr-vxworks.h: Likewise.
4266 * gthr-win32.h: Likewise.
4269 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
4271 * cppinit.c: Add " (cpplib)" to end of string printed by
4274 2000-01-27 Richard Henderson <rth@cygnus.com>
4276 * alpha.c (alpha_emit_conditional_move): Use VOIDmode when
4277 testing for a signed comparison.
4278 (alpha_emit_floatuns): New.
4279 * alpha-protos.h: Declare it.
4280 * alpha.md (floatunsdisf2, floatunsdidf2): New.
4281 (extendsfdf2): Tidy.
4283 2000-01-27 Jakub Jelinek <jakub@redhat.com>
4285 * config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
4286 no -g option specifying debugging format, default to -gstabs+.
4288 Wed Jan 26 22:19:14 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4290 * calls.c (special_function_p): New argument fork_or_exec.
4291 (expand_call): When profile_arc_flag is set and the function
4292 is in the fork_or_exec group, call __bb_fork_func first.
4293 * libgcc2.c, _bb module (__bb_fork_func): New function.
4294 (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
4296 * config/svr4.h (TARGET_HAS_F_SETLKW): Define.
4297 * tree.h (special_function_p): Update prototype.
4299 2000-01-26 Richard Henderson <rth@cygnus.com>
4301 * alpha.c (alpha_split_tfmode_pair): New.
4302 * alpha-protos.h: Declare it.
4303 * alpha.md (abstf2, negtf2): New.
4304 (movtf insn): Add input G constraint.
4305 (movtf splitter): Use alpha_split_tfmode_pair.
4307 2000-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4309 * i386/cygwin.h: PROTO -> PARAMS.
4311 2000-01-26 Jakub Jelinek <jakub@redhat.com>
4313 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
4314 TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
4315 using _Qp_cmp/_Q_cmp and testing the return value.
4316 (print_operand): Call reverse_condition_maybe_unordered if
4317 we are handling CCFPmode or CCFPEmode.
4318 Handle ORDERED, UN* and LTGT comparisons.
4319 * config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
4320 if not TARGET_HARD_QUAD.
4321 (seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
4322 bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
4323 Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
4324 Adjust gen_b* calls so that they reflect return comparison of
4325 sparc_emit_float_lib_cmp.
4327 2000-01-26 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4329 * config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
4330 incoming operands array is large enough for one more operand.
4331 (alpha_emit_xfloating_arith): Likewise.
4333 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
4335 * fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
4336 file with one line and no trailing newline.
4337 Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>.
4338 * fixinc/fixtests.c (machine_name_test): Fix fencepost error
4339 checking if the match is on the line.
4340 * fixinc/gnu-regex.c: Provide regerror not __regerror.
4342 2000-01-25 Richard Henderson <rth@cygnus.com>
4344 * sparc.c (output_cbranch): Fix accidental squashing of the
4345 fp branch pre-delay nop.
4347 2000-01-25 Richard Henderson <rth@cygnus.com>
4349 * tree.def (UNNE_EXPR): Remove.
4350 * c-typeck.c (build_binary_op): Don't handle it.
4351 * expr.c (expand_expr, do_jump, do_store_flag): Likewise.
4353 * rtl.def (UNNE): Remove.
4355 * jump.c (reverse_condition): Update accordingly.
4356 (swap_condition): Likewise.
4357 (comparison_dominates_p): Handle unordered comparisons.
4358 (reverse_condition_maybe_unordered): New.
4359 * rtl.h (reverse_condition_maybe_unordered): Declare.
4361 * sparc.c (select_cc_mode): Update for UNNE/LTGT.
4362 (output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
4363 * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs.
4364 * sparc.md (bltgt): New.
4366 2000-01-25 Nick Clifton <nickc@redhat.com>
4368 * emit-rtl.c (emit_insn): Only check machine class insns for
4369 improper emission of a RETURN.
4371 2000-01-25 Richard Henderson <rth@cygnus.com>
4373 * Makefile.in (flow.o): Depend on $(EXPR_H).
4374 * flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
4375 duplicate the structure of diddle_return_value for keeping regs live.
4377 2000-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4379 * loop.c (current_loop_info): Delete.
4380 (consec_sets_invariant_p): Add loop argument, update callers.
4381 (get_condition_for_loop): Likewise.
4382 (count_nonfixed_reads, update_giv_derive): Likewise.
4383 (simplify_giv_expr, general_induction_var): Likewise.
4384 (consec_sets_giv, recombine_givs): Likewise.
4385 (move_movables): Delete loop_start and loop_end arguments,
4386 add loop argument, and update callers.
4387 (find_mem_givs, check_final_value): Likewise.
4388 (record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
4389 (loop_invariant_p): Rename from invariant_p, add loop argument, and
4391 (basic_induction_var): Add loop argument, delete loop_level argument,
4393 * unroll.c (iteration_info): Delete loop_start and loop_end arguments,
4394 add loop argument, and update callers.
4395 (find_splittable_regs, find_splittable_givs): Likewise.
4396 (reg_dead_after_loop, loop_find_equiv_value): Likewise.
4397 (final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
4398 (biv_total_increment): Delete loop_start and loop_end arguments;
4400 (precondition_loop_p): Delete loop_start and loop_info arguments;
4402 * loop.h (get_condition_for_loop): Add loop argument.
4403 (biv_total_increment): Delete loop_start and loop_end arguments.
4404 (precondition_loop_p): Delete loop_start and loop_info arguments;
4406 (final_biv_value): Delete loop_start and loop_end arguments;
4408 (final_giv_value, back_branch_in_range_p): Likewise.
4410 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
4412 * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.
4414 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
4416 * Makefile.in (c-gperf.h) : Change the "See" pointer to
4417 point to the new "generated_files" doc.
4419 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
4421 * config/fp-bit.c (_unord_f2): Fix typo.
4423 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
4425 * c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
4426 c-typeck.c, objc/objc-act.c: Remove all references to obstack
4427 functions obsoleted by GC, such as push_obstacks_nochange,
4428 end_temporary_allocation, savealloc, saveable_tree_cons, etc.
4429 and code which existed only to decide whether or not to call
4430 them. Remove now-unused NESTED argument from start_function;
4431 all callers changed. Do not change behavior based on ggc_p.
4432 The use of the ixp_obstack in c-iterate.c and the util_obstack
4433 in objc/objc-act.c remain; these are not obsoleted by garbage
4435 * c-tree.h: Update prototype for start_function.
4437 * c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.
4439 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
4441 * config/mips/mips.md (zero_extendsidi2_internal): Disable for
4444 2000-01-25 Richard Henderson <rth@cygnus.com>
4446 * sparc-protos.h (select_cc_mode): Declare.
4447 * sparc.c (select_cc_mode): New. Handle unordered compares.
4448 (output_cbranch): Always reverse via code change. Handle
4449 unordered compares. Factor tests and string updates.
4450 * sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
4451 (REVERSIBLE_CC_MODE): Also exclude CCFPmode.
4452 * sparc.md (bunordered, bordered): New.
4453 (bungt, bunlt, buneq, bunge, bunle): New.
4455 2000-01-25 Richard Henderson <rth@cygnus.com>
4457 * dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
4458 * ggc-common.c (ggc_add_rtx_varray_root): New.
4459 (ggc_mark_rtx_varray): New.
4460 (ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr
4461 functions down below ggc_mark_foo.
4462 * ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.
4464 2000-01-25 Richard Henderson <rth@cygnus.com>
4466 * alpha.c (secondary_reload_class): Don't allocate a secondary
4467 for integral mode memories into FLOAT_REGS. Rearrange the more
4468 complicated memory expression inward.
4470 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
4472 * inclhack.def: Fixes to play nicer with FreeBSD, and
4473 corrections to comments.
4474 (cxx_unready): Add select expression.
4475 (irix_sockaddr): Add bypass expression.
4476 (machine_ansi_h_va_list): New fix.
4477 (stdio_va_list): No need to edit _BSD_VA_LIST_.
4478 Split out addition of "#include <stdarg.h>" to...
4479 (stdio_stdarg_h): ... here.
4480 (systypes_for_aix): Rename to systypes_stdlib_size_t. Apply
4481 to stdlib.h also. Do not munge _BSD_SIZE_T_.
4482 (sysz_stdlib_for_sun): Delete duplicate fix for unprotected
4484 (ultrix_ifdef): Tighten up select expression.
4486 * fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of
4487 re_ct and max_mach to avoid use of shell. Make printed names
4488 match names in inclhack.def. Use static copyright date.
4489 Don't count c_test and test expressions as requiring regex_t
4490 slots. Add some commentary.
4491 * inclhack.tpl: Do not include the 'This script contains N
4492 fixup scripts' line if PROGRAM is defined. Use static
4495 2000-01-24 Jason Merrill <jason@casey.cygnus.com>
4497 * dwarf2out.c: include "varray.h", not dyn-string.h.
4498 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
4499 (addr_const_to_string, addr_to_string): Lose.
4500 (ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
4501 (struct dw_val_struct): val_addr is now an rtx.
4502 (add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
4503 (used_rtx_varray): New varray.
4504 (dwarf2out_init): Initialize it.
4506 (mem_loc_descriptor, add_const_value_attribute): Call it instead of
4508 * arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
4509 sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
4510 * Makefile.in (dwarf2out.o): Update dependencies.
4512 2000-01-24 Richard Henderson <rth@cygnus.com>
4514 * i386.c (i386_dwarf_output_addr_const): New.
4515 * i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.
4517 * dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
4519 * dwarfout.c (output_mem_loc_descriptor): Likewise.
4520 * i386.c (i386_simplify_dwarf_addr): New.
4521 * i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.
4523 Mon Jan 24 16:56:10 2000 Jim Wilson <wilson@cygnus.com>
4525 * dwarf2out.c (gen_struct_or_union_type_die): Set complete if
4526 TYPE_STUB_DECL is NULL.
4528 2000-01-24 Richard Henderson <rth@cygnus.com>
4530 * builtins.c (expand_tree_builtin): Move ...
4531 * c-common.c (expand_tree_builtin): ... here.
4533 2000-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4535 * loop.h (LOOP_INFO): New accessor macro.
4536 * basic-block.h (struct loop): Rename field `info' to `aux'.
4537 * loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
4538 (prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
4539 * unroll.c (loop_iterations, unroll_loop): Likewise.
4541 2000-01-24 Christopher Faylor <cgf@cygnus.com>
4543 * config/i386/t-cygwin: Accomodate new winsup directory layout
4544 when searching for include files.
4546 2000-01-24 Richard Henderson <rth@cygnus.com>
4548 * rtl.def: Add unordered fp comparisions.
4549 * tree.def: Likewise.
4550 * tree.h: Add ISO C 9x unordered fp comparision builtins.
4552 * builtins.c (expand_tree_builtin): New function.
4553 * c-typeck.c (build_function_call): Use it.
4554 (build_binary_op): Support unordered compares.
4555 * c-common.c (c_common_nodes_and_builtins): Add unordered compares.
4557 * combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
4558 (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
4559 * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
4560 (record_jump_equiv): Handle reverse_condition returning UNKNOWN.
4561 * jump.c (reverse_condition): Don't abort for UNLE etc, but
4563 (swap_condition): Handle unordered compares.
4564 (thread_jumps): Check can_reverse before reversing.
4565 * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be
4568 * optabs.c (can_compare_p): New argument CODE. Verify branch or
4569 setcc is present before acking for cmp_optab. Update all callers.
4570 (prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
4571 * expmed.c (do_cmp_and_jump): Update for can_compare_p.
4572 * expr.c (expand_expr): Likewise. Support unordered compares.
4573 (do_jump, do_store_flag): Likewise.
4574 * expr.h (enum libfunc_index): Add unordered compares.
4576 * Makefile.in (FPBIT_FUNCS): Add _unord_sf.
4577 (DPBIT_FUNCS): Add _unord_df.
4578 * config/fp-bit.c (_unord_f2): New.
4579 * fp-test.c (main): Try unordered compare builtins.
4581 * alpha-protos.h (alpha_fp_comparison_operator): Declare.
4582 * alpha.c (alpha_comparison_operator): Check mode properly.
4583 (alpha_swapped_comparison_operator): Likewise.
4584 (signed_comparison_operator): Likewise.
4585 (alpha_fp_comparison_operator): New.
4586 (alpha_emit_conditional_branch): Handle unordered compares.
4587 * alpha.h (PREDICATE_CODES): Update.
4588 * alpha.md (fp compares): Use alpha_fp_comparison_operator.
4589 (bunordered, bordered): New.
4591 2000-01-24 Richard Henderson <rth@cygnus.com>
4593 * alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
4594 * alpha.md (movtf): New expander, insn, and splitter.
4596 Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <jh@suse.cz>
4598 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
4601 Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz>
4603 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
4604 (FIXED_REGISTERS, CALL_USED_REGISTERS,
4605 REG_ALLOC_ORDER): Add frame pointer
4606 (FRAME_POINTER_REGNUM): Set to 20
4607 (HARD_FRAME_POINTER_REGNUM): New macro.
4608 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
4609 to HARD_FRAME_POINTER.
4610 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
4611 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
4612 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
4613 (HI_REGISTER_NAMES): Add "frame".
4614 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
4615 (debug_reg): Handle FRAME_POINTER_REGNUM.
4616 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
4617 GENERAL_REGS and INDEX_REGS.
4618 * i386.c (SAVED_REGS_FIRST): new macro.
4619 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
4620 (ix86_decompose_address, memory_address_length): Likewise.
4621 (regclass_map): Add frame pointer.
4622 (call_insn_operand): Handle frame_pointer_rtx.
4623 (reg_no_sp_operand): Likewise.
4624 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
4625 (print_operand, legitimize_pic_address): Fix formating.
4626 (ix86_compute_frame_size): Make static, update prototype, new
4627 parameters padding1, padding2, use ix86_nsaved_regs, use
4628 stack_alignment_needed.
4629 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
4630 to HARD_FRAME_POINTER_REGNUM conversions.
4631 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
4632 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
4633 (print_reg): Abort on FRAME_POINTER_REGNUM
4635 Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz>
4637 * i386.h (PREDICATE_CODES): Add aligned_operand.
4638 * i386.c (aligned_operand): New function.
4639 (ix86_aligned_p): Kill.
4640 * i386.md (movhi_1): Emit mov for aligned operands.
4641 (promoting peep2s): Use aligned_operand.
4643 2000-01-23 Zack Weinberg <zack@wolery.cumb.org>
4645 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
4646 expression to allow underscores in macro names.
4647 (fix_char_macro_defines): Increment scanning pointer.
4649 2000-01-23 Richard Henderson <rth@cygnus.com>
4651 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
4652 * alpha/osf5.h: New file.
4653 * configure.in (alpha-*-osf5): Add it to tm_file.
4655 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
4657 * alpha-protos.h (alpha_emit_xfloating_arith): Declare.
4658 (alpha_emit_xfloating_cvt, function_arg): Declare.
4659 * alpha.c (alpha_emit_conditional_branch): Call
4660 alpha_emit_xfloating_compare for TFmode compares.
4661 (alpha_lookup_xfloating_lib_func): New.
4662 (alpha_compute_xfloating_mode_arg): New.
4663 (alpha_emit_xfloating_libcall): New.
4664 (alpha_emit_xfloating_arith): New.
4665 (alpha_emit_xfloating_compare): New.
4666 (alpha_emit_xfloating_cvt): New.
4667 (print_operand): Add default abort case.
4668 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
4669 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
4670 (BIGGEST_ALIGNMENT): Increase to 128 bits.
4671 (RETURN_IN_MEMORY): True for TF/TCmode.
4672 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
4673 (FUNCTION_ARG): Move to function_arg.
4674 (FUNCTION_ARG_PASS_BY_REFERENCE): New.
4675 (ASM_OUTPUT_LONG_DOUBLE): New.
4676 (ASM_OUTPUT_DOUBLE): Always output bits.
4677 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
4678 (fix_trunctfdi2, floatditf2, floatunsditf2): New.
4679 (extenddftf2, trunctfdf2): New.
4681 2000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4683 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
4684 * config/sparc/sol2.h: ... here.
4686 2000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4688 * basic-block.h (struct loops): New field `levels'.
4689 * flow.c (flow_loops_level_compute): Traverse all outer loops.
4690 (flow_loop_level_compute): Initialise level to 1.
4691 (flow_loops_find): Set loops->levels.
4692 (flow_loops_dump): Print loops->levels.
4694 2000-01-23 Richard Henderson <rth@cygnus.com>
4696 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
4697 (throw_helper): Iterate over DWARF_FRAME_REGISTERS.
4699 2000-01-23 Richard Henderson <rth@cygnus.com>
4701 * i386.c (dbx_register_map, svr4_dbx_register_map): New.
4702 * i386.h (DBX_REGISTER_NUMBER): Use them.
4703 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
4704 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
4705 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
4706 * i386/sequent.h: Kill incorrect comment.
4708 2000-01-23 Mark Mitchell <mark@codesourcery.com>
4710 * ggc-page.c (struct page_entry): Make `context_depth' an
4712 (struct globals): Likewise.
4714 2000-01-23 Clinton Popetz <cpopetz@cygnus.com>
4716 * loop.c (check_dbra_loop): When checking a loop for
4717 reversability, check the source of any stores to ensure
4718 they don't depend on an initial value.
4720 2000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4722 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
4724 2000-01-22 Zack Weinberg <zack@wolery.cumb.org>
4726 * fixinc/fixincl.c: Move declarations of 'pz_fname' and
4727 'pz_scan' into scope of entire function. Only affects
4728 compiles with -DDEBUG.
4730 2000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
4732 * config/elfos.h (UNIQUE_SECTION): Restore uninitialised data
4733 section naming to that prior to 2000-01-07 patch.
4734 * config/mips/elf.h (UNIQUE_SECTION): Ditto.
4735 * config/mips/elf64.h (UNIQUE_SECTION): Ditto.
4736 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
4737 * config/i386/interix.c (UNIQUE_SECTION): Ditto.
4738 * config/i386/winnt.c (UNIQUE_SECTION): Ditto.
4740 2000-01-22 Bernd Schmidt <bernds@cygnus.co.uk>
4742 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
4745 2000-01-21 Jim Wilson <wilson@cygnus.com>
4747 * fixinc/inclhack.tpl: Test for directory before trying to cd into it.
4748 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
4750 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
4752 * cpphash.c (change_newlines): Delete function.
4753 (struct argdata): Delete 'newlines' and 'use_count' fields.
4754 (macroexpand): Remove code referencing those fields.
4756 2000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4758 * loop.c (loops_info): New variable.
4759 (loop_optimize): Allocate loops->array and free it on exit.
4760 Allocate memory for loops_info and assign to each loop,
4762 (find_and_verify_loops): Do not allocate loops->array.
4764 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
4766 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
4768 2000-01-21 Jakub Jelinek <jakub@redhat.com>
4770 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
4771 pseudos if expanded after first flow.
4772 (movdi_pic_label_ref): Likewise.
4774 2000-01-20 Richard Henderson <rth@cygnus.com>
4776 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
4778 2000-01-20 Zack Weinberg <zack@wolery.cumb.org>
4780 * Makefile.in (fixinc.sh): Depend on specs.
4781 * fixinc/Makefile.in: Add rule to create machname.h.
4782 (fixlib.o): Depend on machname.h.
4783 * fixinc/fixtests.c (machine_name): New test.
4784 * fixinc/fixfixes.c (machine_name): New fix.
4785 * fixinc/fixlib.c (mn_get_regexps): New helper function for
4786 the machine_name test and fix.
4787 * fixinc/fixlib.h: Prototype it.
4788 * fixinc/inclhack.def (machine_name): Use the C test and fix.
4789 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
4791 * gcc.c (do_spec_1) [case P]: Take care not to create
4792 identifiers with three leading or trailing underscores.
4794 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
4795 (fixincl): Don't specify libraries twice on link line.
4796 (gnu-regex.o): Remove special rule.
4797 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
4798 defined by config.h. Do not define _REGEX_RE_COMP.
4799 (regcomp): Allocate and initialize a fastmap.
4800 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
4802 2000-01-20 Brad Lucier <lucier@math.purdue.edu>
4804 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
4806 2000-01-19 Richard Henderson <rth@cygnus.com>
4808 * flow.c (propagate_block): Replace FIRST, LAST and BNUM
4809 arguments with BB. Update all callers. Tidy line wrapping.
4811 2000-01-19 Clinton Popetz <cpopetz@cygnus.com>
4813 * emit-rtl.c (try_split): Return last_insn if we split the
4816 Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz>
4818 * i386-protos.h (ix86_compute_frame_size): Remove prototype.
4819 (ix86_initial_elimination_offset): Declare.
4820 * i386.c (ix86_nsaved_regs): Break out from ...
4821 (ix86_can_use_return_insn_p): ... here.
4822 (ix86_emit_save_regs): Break out from ...
4823 (ix86_expand_prologue): ... here.
4824 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
4826 (ix86_expand_epilogue): ... here.
4827 (ix86_compute_frame_size): Make static, add prototype.
4828 (ix86_initial_elimination_offset): Break out from ...
4829 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
4831 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4833 * recog.h (OUT_FCN): Delete.
4835 * vax.md: Call `get_insn_template' instead of OUT_FCN.
4837 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4839 * cppalloc.c: PROTO -> PARAMS.
4840 * cpperror.c: Likewise.
4841 * cppfiles.c: Likewise.
4842 * cpplib.c: Likewise.
4843 * cpplib.h: Likewise.
4845 * config/arm/arm-protos.h: PROTO -> PARAMS.
4846 * config/arm/arm.c: Likewise.
4847 * config/c4x/c4x.c: Likewise.
4848 * config/fr30/fr30-protos.h: Likewise.
4849 * config/nextstep.c: Likewise.
4850 * config/pa/pa.c: Likewise.
4851 * config/pj/pj.c: Likewise.
4852 * config/rs6000/rs6000.c: Likewise.
4853 * config/v850/v850-protos.h: Likewise.
4854 * config/v850/v850.c: Likewise.
4856 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4858 * i370-protos.h: New file.
4860 * i370.c: Include tm_p.h. Fix compile time warnings.
4862 * i370.h: Move prototypes to i370-protos.h. Fix compile time
4865 * i370.md: Likewise.
4867 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4869 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
4870 (target_isinf, target_isnan, eisnan): Mark parameter with
4872 (eiisinf): Wrap in INFINITY.
4873 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
4874 (ibmtoe): Remove unused variable `rndsav'.
4876 Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4878 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
4879 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
4881 2000-01-19 Zack Weinberg <zack@wolery.cumb.org>
4883 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
4884 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
4885 (fix_char_macro_defines, fix_char_macro_uses): New functions.
4887 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
4888 Recognize Emacs mode markers also.
4889 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
4890 C++ comments in C++ headers. Call is_cxx_header only if
4893 * fixinc/inclhack.def (avoid_bool): Add select for the problem and
4895 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
4896 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
4897 ... these, which use the new C fixes.
4898 (math_exception): Escape literal '+' in bypass expression.
4900 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
4903 2000-01-19 Geoff Keating <geoffk@cygnus.com>
4905 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
4908 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4910 * loop.c (loop_optimize): Allocate loop_info structure for each loop
4911 prior to calling scan_loop.
4913 Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4915 * sh.c (find_barrier, gen_block_redirect): Fix indentation.
4916 (split_branches, calc_live_regs): Likewise.
4918 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4920 * sh.md (fpu_single, fp_mode): New attributes.
4922 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4924 * loop.c (current_loop_info): Renamed from loop_info_data
4925 and changed to a pointer.
4926 (loop_optimize): Allocate loop_info structure for each loop
4927 and initialise to zero.
4928 (scan_loop): Set current_loop_info.
4930 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
4933 2000-01-19 Richard Henderson <rth@cygnus.com>
4935 * stupid.c: Die die die.
4936 * Makefile.in (OBJS): Remove stupid.o.
4937 (stupid.o): Likewise.
4939 * except.c (emit_eh_context): Don't emit USEs for stupid.
4940 * explow.c (probe_stack_range): Likewise.
4941 * flags.h (obey_regdecls): Remove.
4942 * flow.c (find_basic_blocks): Don't run try_merge_blocks
4943 when not optimizing.
4944 (life_analysis): Limit data collection when not optimizing.
4945 (mark_regs_live_at_end): Always mark the return value registers.
4946 (mark_used_regs): Remove dummy RETURN case.
4947 (print_rtl_with_bb): Don't consult obey_regdecls.
4948 * function.c (use_variable, use_variable_after): Remove.
4949 (assign_parms): Consult optimize not obey_regdecls.
4950 (expand_function_start): Don't emit USEs for stupid.
4951 (expand_function_end): Likewise.
4952 * global.c (build_insn_chain): Export.
4953 * integrate.c (expand_inline_function): Kill return-value USE
4955 * jump.c (jump_optimize_1): Do simple jump optimizations and
4956 dead code elimination.
4957 (calculate_can_reach_end): Remove check_deleted argument.
4958 (delete_insn): Patch out insns even when not optimizing.
4959 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
4960 * rtl.h (use_variable, use_variable_after): Remove declarations.
4961 (build_insn_chain): Declare.
4962 * stmt.c (expand_value_return): Don't emit USEs for stupid.
4963 (expand_end_bindings): Likewise.
4964 (expand_decl): Likewise. Consult optimize not obey_regdecls.
4965 * toplev.c (obey_regdecls): Remove.
4966 (rest_of_compilation): Don't set it. Kill stupid in favour of
4967 flow1, local-alloc, and reload.
4968 (main): Don't set obey_regdecls.
4970 * config/nextstep.c (handle_pragma): Likewise.
4972 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
4974 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
4976 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4978 * alpha-protos.h: PROTO -> PARAMS.
4979 * alpha.c: Likewise.
4981 * h8300.c: Likewise.
4982 * i386-protos.h: Likewise.
4984 * m32r-protos.h: Likewise.
4987 * mips.md: Likewise.
4988 * gmon-sol2.c: Likewise.
4989 * sparc.c: Likewise.
4991 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4993 * ns32k-protos.h: New file.
4995 * ns32k.c: Fix compile time warnings.
4997 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
5000 * ns32k.md: Likewise.
5002 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5004 * vax-protos.h: New file.
5006 * vax.c: Fix compile time warnings.
5008 * vax.h: Move prototypes to vax-protos.h. Fix compile time
5013 * vaxv.md: Likewise.
5015 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5017 * romp-protos.h: New file.
5019 * romp.c: Fix compile time warnings.
5021 * romp.h: Move prototypes to romp-protos.h. Fix compile time
5024 * romp.md: Likewise.
5026 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5028 * we32k-protos.h: New file.
5030 * we32k.c: Fix compile time warnings.
5032 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
5035 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5037 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
5039 * except.c (eh_regs): Likewise.
5041 * final.c (output_operand): Likewise.
5043 * fold-const.c (target_isinf, target_isnan): Likewise.
5045 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
5047 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
5048 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
5050 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
5052 (clrstrsi): Rewrite.
5053 (strsethi, strsetqi): New expanders.
5054 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
5055 (cmpstrsi): Emit compare insn before cmpstrsi_1
5056 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
5057 (strlensi_1): Likewise.
5058 (cmpstrsi_1): Likewise; do not output compare.
5059 (strlen expander): Do not unroll when optimizing for size.
5060 (*subsi3_carry): Rename to subsi3_carry
5061 (addqi3_cc): New pattern.
5062 * i386.h (processor_costs): Add move_ratio field.
5063 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
5064 * i386.c (*_cost): Set move_ratio.
5065 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
5066 (x86_expand_strlensi_1): Rewrite the main loop.
5068 2000-01-17 Richard Henderson <rth@cygnus.com>
5070 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
5071 * cse.c (find_comparison_args, fold_rtx): Likewise.
5072 * integrate.c (subst_constants): Likewise.
5073 * loop.c (get_condition): Likewise.
5075 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
5077 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
5079 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
5081 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
5082 (RESTORE_WARN_FLAGS): Unpack it.
5083 Change semantic type of extension to ttype.
5084 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
5085 * c-parse.y, c-parse.c, objc/objc-parse.y,
5086 objc/objc-parse.c: Regenerate.
5088 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
5090 * fixinc/fixlib.c: Add copyright notice.
5091 (compile_re): New function.
5092 * fixinc/fixlib.h: Prototype compile_re.
5094 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
5095 Use compile_re to compile regular expressions.
5097 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
5098 where the pattern matched.
5100 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
5102 (ultrix_ansi_compat): Likewise.
5103 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
5105 (interactv_add2, interactv_add3): Delete.
5106 (x11_sprintf): Don't use filename glob.
5107 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
5110 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5112 * print-rtl.c: PROTO -> PARAMS.
5114 * reg-stack.c: Likewise.
5115 * resource.c: Likewise.
5116 * sdbout.h: Likewise.
5117 * simplify-rtx.c: Likewise.
5118 * stor-layout.c: Likewise.
5119 * stupid.c: Likewise.
5120 * xcoffout.c: Likewise.
5121 * xcoffout.h: Likewise.
5123 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5125 * toplev.c: PROTO -> PARAMS.
5126 * toplev.h: Likewise.
5129 * unroll.c: Likewise.
5130 * varasm.c: Likewise.
5131 * varray.c: Likewise.
5132 * varray.h: Likewise.
5134 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5136 * reload.c: PROTO -> PARAMS.
5137 * reload.h: Likewise.
5138 * reload1.c: Likewise.
5139 * reorg.c: Likewise.
5140 * resource.h: Likewise.
5143 * rtlanal.c: Likewise.
5144 * sbitmap.h: Likewise.
5145 * sdbout.c: Likewise.
5146 * stack.h: Likewise.
5148 * system.h: Likewise.
5150 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5152 * machmode.h: PROTO -> PARAMS.
5153 * mbchar.h: Likewise.
5154 * mips-tdump.c: Likewise.
5155 * mips-tfile.c: Likewise.
5156 * optabs.c: Likewise.
5157 * output.h: Likewise.
5158 * prefix.c: Likewise.
5159 * profile.c: Likewise.
5160 * protoize.c: Likewise.
5162 * recog.c: Likewise.
5163 * recog.h: Likewise.
5164 * regclass.c: Likewise.
5165 * regmove.c: Likewise.
5168 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5170 * ggc-common.c: PROTO -> PARAMS.
5171 * ggc-page.c: Likewise.
5172 * ggc-simple.c: Likewise.
5174 * global.c: Likewise.
5175 * graph.c: Likewise.
5176 * gthr-win32.h: Likewise.
5177 * haifa-sched.c: Likewise.
5178 * halfpic.h: Likewise.
5179 * integrate.c: Likewise.
5180 * integrate.h: Likewise.
5183 * local-alloc.c: Likewise.
5187 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5189 * genattr.c: PROTO -> PARAMS.
5190 * genattrtab.c: Likewise.
5191 * gencheck.c: Likewise.
5192 * gencodes.c: Likewise.
5193 * genconfig.c: Likewise.
5194 * genemit.c: Likewise.
5195 * genextract.c: Likewise.
5196 * genflags.c: Likewise.
5197 * gengenrtl.c: Likewise.
5198 * genopinit.c: Likewise.
5199 * genoutput.c: Likewise.
5200 * genpeep.c: Likewise.
5201 * genrecog.c: Likewise.
5203 2000-01-16 Mark Mitchell <mark@codesourcery.com>
5205 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
5207 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5209 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
5210 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
5211 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
5212 * configure, config.in: Rebuilt.
5214 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
5216 * config/i386/i386.md: Add peephole to merge successive stack
5219 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
5221 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
5222 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
5223 when walking backwards to find all the parameter loads when
5224 the basic block ends in a call.
5226 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5228 * loop.c (this_loop_info): Delete.
5229 (uid_loop): Add in place of uid_loop_num. All uses updated.
5230 (loop_number_exit_count): Delete and replace with entry in loop
5231 structure. All uses updated.
5232 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
5233 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
5234 (loop_outer_loop): Likewise.
5235 (loop_invalid, loop_number_exit_labels): Likewise.
5236 (loop_used_count_register): Delete and replace with entry in
5237 loop_info structure.
5238 (find_and_verify_loops): Add loops argument.
5239 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
5240 loop_end, etc. arguments with loop structure pointer. All callers
5242 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
5243 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
5244 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
5245 (insert_bct): Likewise.
5246 (basic_induction_var): New argument level.
5247 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
5248 vtop, and cont. Add used_count_register.
5249 (uid_loop): Delete declaration.
5250 (loop_number_exit_count): Likewise.
5251 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
5252 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
5253 (loop_outer_loop, loop_used_count_register): Likewise.
5254 (loop_invalid, loop_number_exit_labels): Likewise.
5255 (unroll_loop): Replace loop_start and loop_end arguments
5256 with loop structure pointer.
5257 (loop_precondition_p, loop_iterations): Likewise.
5258 Include basic-block.h.
5259 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
5260 with loop structure pointer.
5261 (loop_precondition_p, loop_iterations): Likewise.
5262 * basic-block.h (struct loop): New entries vtop, cont,
5263 cont_dominator, start, end, top, scan_start, exit_labels,
5265 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
5267 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5269 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
5271 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
5273 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
5275 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5277 * pdp11-protos.h: New file.
5279 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
5282 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
5285 * pdp11.md: Likewise.
5289 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5291 * mn10300-protos.h: New file.
5293 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
5296 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
5299 * mn10300.md: Likewise.
5301 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5303 * mn10200-protos.h: New file.
5305 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
5308 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
5311 * mn10200.md: Likewise.
5313 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5315 * h8300-protos.h: New file.
5317 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
5320 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
5323 * h8300.md: Likewise.
5325 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5327 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
5328 (asm_emit_uninitialised): Likewise.
5330 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
5332 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
5333 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
5335 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
5337 * config/mips/mips.c (override_options): Don't turn on extra
5338 alignment for mips16.
5340 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
5342 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
5343 eabi, and make sure queued POSTINCREMENT rtl is emitted at
5346 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
5348 * builtins.c (PAD_VARARGS_DOWN): Define.
5349 (std_expand_builtin_va_arg): Use the above macro.
5350 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
5351 * tm.texi (Register Arguments): Document the above macro.
5353 2000-01-14 Nick Clifton <nickc@cygnus.com>
5355 * emit-rtl.c (emit_insn): If checking is enabled, make sure
5356 that this function has not been used to emit a jump
5359 * jump.c (return_jump_1): Cope with being passed a null rtx.
5361 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5363 * eh-common.h: PROTO -> PARAMS.
5364 * emit-rtl.c: Likewise.
5365 * errors.c: Likewise.
5366 * errors.h: Likewise.
5367 * except.c: Likewise.
5368 * except.h: Likewise.
5369 * explow.c: Likewise.
5370 * expmed.c: Likewise.
5373 * final.c: Likewise.
5374 * fix-header.c: Likewise.
5376 * fold-const.c: Likewise.
5377 * function.c: Likewise.
5378 * function.h: Likewise.
5380 * gcov-io.h: Likewise.
5384 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5386 * sh-protos.h: New file.
5388 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
5389 Add static prototypes. Fix compile time warnings.
5391 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
5395 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5397 * arc-protos.h: New file.
5399 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
5402 * arc.h: Move prototypes to arc-protos.h. Fix compile time
5407 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5409 * dsp16xx-protos.h: New file.
5411 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
5414 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
5417 * dsp16xx.md: Likewise.
5419 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5421 * convex-protos.h: New file.
5423 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
5426 * convex.h: Move prototypes to convex-protos.h. Fix compile time
5429 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5431 * elxsi-protos.h: New file.
5433 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
5436 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
5439 * elxsi.md: Likewise.
5441 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
5443 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
5444 case for moving from HI/LO/HI_LO_REG. This makes the behavior
5445 match the comment for MIPS16.
5447 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
5449 * flow.c (split_edge): Do not call set_block_for_insn if we
5450 do not have a basic_block_for_insn structure.
5452 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
5453 and destination functions are 32bit aligned within the trampoline.
5454 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
5455 (TRAMPOLINE_ALIGNMENT): Define.
5457 * cse.c (cse_insn): When changing (set (pc) (reg)) to
5458 (set (pc) (label_ref)), verify the change creates a valid insn.
5460 * fr30.c (call_operand): Tighten and rework to match rules for
5461 call RTL expressions.
5462 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
5463 * fr30.md (call patterns): Improve constraints.
5465 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
5467 * fr30.c (fr30_expand_epilogue): Revert last change.
5468 Use emit_jump_insn for the return insn.
5470 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
5471 Stan Cox <scox@cygnus.com>
5473 * predict.c: New file. Preliminary infrastructure work for static
5474 branch prediction and basic block reordering.
5475 * basic-block.h: Add prototype for estimate_probability.
5476 * Makefile.in: Add rules for predict.o.
5478 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
5480 * fixincludes (va_list): Use __not_va_list__ for the dummy.
5481 * fixinc/*: Likewise.
5483 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5485 * cccp.c: PROTO -> PARAMS.
5487 * collect2.c: Likewise.
5488 * combine.c: Likewise.
5489 * convert.h: Likewise.
5491 * dbxout.c: Likewise.
5492 * dbxout.h: Likewise.
5493 * diagnostic.c: Likewise.
5494 * doprint.c: Likewise.
5495 * dwarf2out.c: Likewise.
5496 * dwarf2out.h: Likewise.
5497 * dwarfout.c: Likewise.
5498 * dwarfout.h: Likewise.
5499 * dyn-string.h: Likewise.
5501 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5503 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
5504 macro conditionals guarding use.
5506 * dwarf2out.c: Include "tm_p.h".
5508 * function.c (locate_and_pad_parm): Mark parameter with
5510 (expand_function_end): Likewise for variable `context'.
5512 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
5514 2000-01-13 Nick Clifton <nickc@cygnus.com>
5516 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
5517 register to prevent compile time warnings.
5519 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
5521 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
5522 to avoid -Wtraditional warning.
5524 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5526 * 1750a-protos.h: New file.
5528 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
5531 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
5534 * 1750a.md: Likewise.
5536 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5538 * a29k-protos.h: New file.
5540 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
5543 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
5546 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5548 * clipper-protos.h: New file.
5550 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
5553 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
5556 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5558 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
5560 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
5562 * configure.in (--enable-new-gxx-abi): New option.
5563 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
5564 * Makefile.in (GXX_ABI_FLAG): New variable.
5565 * configure: Regenerate.
5567 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5569 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
5570 * tm.texi (FORCE_STRUCT_BLK): Document.
5571 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
5573 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
5575 * config/ns32k/ns32k.md: Revert Jan 9 change.
5577 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
5578 to a mode-test, if the predicate is address_operand.
5580 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
5582 * combine.c (if_then_else_cond): Be careful about what kinds
5583 of RTL expressions are passed to operand_subword.
5585 * flow.c (split_edge): If we have to insert a new jump, make
5586 sure to associate it with a basic block.
5588 * flow.c (commit_one_edge_insertion): A block with one successor
5589 can end in a JUMP_INSN that is not a simplejump.
5591 2000-01-12 Robert Lipe <robertl@sco.com>
5593 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
5594 (BUILD_VA_LIST_TYPE): Define.
5595 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
5598 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
5600 * cccp.c (do_pragma): Add cast to (char *).
5602 2000-01-12 Richard Henderson <rth@cygnus.com>
5603 Fred Fish <fnf@be.com>
5604 Jason Merrill <jason@cygnus.com>
5606 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
5607 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
5608 * i386/beos-elf.h, i386/beos-pe.h: New files.
5610 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
5611 * cross-make (SYSTEM_HEADER_DIR): Define using
5612 CROSS_SYSTEM_HEADER_DIR.
5614 * gcc.c (LIBRARY_PATH_ENV): Provide default.
5615 (process_command): Use it.
5616 (main): Likewise. Kill trailing = from env vars.
5617 (build_search_list): Put it back.
5618 * collect2.c (main): Use LIBRARY_PATH_ENV.
5620 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
5621 * toplev.c: Use NEED_DECLARATION_ENVIRON.
5623 * tm.texi (Frame Layout): Document SMALL_STACK.
5624 * c-common.c (c_common_nodes_and_builtins): Check it.
5626 * system.h: Undef alloca after including glibc's <stdlib.h>,
5627 if USE_C_ALLOCA is defined.
5629 * gcc.c (set_input): New fn.
5630 (main): After all input files are compiled, reset the input file
5633 * aclocal.m4 (rindex, index): If already defined, don't attempt
5636 * ginclude/varargs.h: (__va_list__): Define ifndef.
5637 * ginclude/stdarg.h: Likewise.
5639 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
5640 instead of unsigned char.
5642 * hash.h (true, false, boolean): Undef before enum.
5644 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
5645 proper type of "HOST_WIDE_INT *", rather than their natural type of
5646 "unsigned HOST_WIDE_INT *".
5648 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5650 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
5652 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
5654 * regclass.c (choose_hard_reg_mode): Likewise.
5656 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
5658 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
5660 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5662 * c-common.c: PROTO -> PARAMS.
5663 * c-common.h: Likewise.
5664 * c-decl.c: Likewise.
5665 * c-iterate.c: Likewise.
5666 * c-lang.c: Likewise.
5667 * c-lex.c: Likewise.
5668 * c-lex.h: Likewise.
5669 * c-parse.in: Likewise.
5670 * c-pragma.c: Likewise.
5671 * c-pragma.h: Likewise.
5672 * c-tree.h: Likewise.
5673 * c-typeck.c: Likewise.
5674 * objc/objc-act.c: Likewise.
5675 * objc/objc-act.h: Likewise.
5677 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5679 * m88k-protos.h: New file.
5681 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
5684 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
5686 * m88k.md: Likewise.
5688 * tekXD88.h: Likewise.
5690 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5692 * m68k-protos.h: New file.
5694 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
5697 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
5699 * mot3300.h: Likewise.
5701 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
5703 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
5705 (extract_bitlist): Declare bitlen.
5707 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
5709 * cccp.c: Accept and ignore -lang-fortran.
5711 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
5712 qualifiers don't match at any level of pointerness.
5714 2000-01-12 Robert Lipe <robertl@sco.com>
5716 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
5718 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
5720 * reload1.c (reload_reg_unavailable): New static variable.
5721 (reload_reg_free_p): Test it.
5722 (reload_reg_free_for_value_p): Test it instead of
5724 (choose_reload_regs_init): Compute it.
5726 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
5728 * reorg.c (fill_slots_from_thread): Check modified_in_p
5731 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
5733 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
5734 these nodes even if INTERNALS is not set.
5736 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
5738 * gcse.c (delete_null_pointer_checks_1): Cope when
5739 get_condition cannot determine the condition.
5741 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
5743 * toplev.h (set_message_length): Declare.
5745 * diagnostic.c (obstack_chunk_alloc): Define macro.
5746 (obstack_chunk_free): Likewise.
5747 (struct output_buffer): New data structure.
5749 (output_maximum_width): New variable.
5750 (doing_line_wrapping, set_message_length, init_output_buffer,
5751 get_output_prefix, output_space_left, emit_output_prefix,
5752 output_newline, output_append, output_puts, dump_output,
5753 vbuild_message_string, build_message_string, build_location_prefix,
5754 voutput_notice, output_printf, line_wrapper_printf,
5755 vline_wrapper_message_with_location): New functions. Implement
5756 automatic line wrapping.
5757 (v_message_with_decl): Make it handle automatic line wrapping.
5758 (v_error_with_file_and_line): Likewise.
5759 (v_warning_with_file_and_line): Likewise.
5760 (announce_function): Likewise.
5761 (default_print_error_function): Likewise.
5763 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
5765 * cpplib.h (struct cpp_options): Change lang_asm to char.
5767 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
5768 done in cpp_handle_option now.
5769 (initialize_builtins): Take out special case code used only by
5771 (cpp_handle_option): Turn off trigraphs and trigraph warnings
5772 if -traditional. Recognize -lang-fortran and set
5773 lang_fortran, also turn off cplusplus_comments.
5774 (print_help): Document -lang-fortran.
5775 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
5776 lang_asm. Ignore all directives other than `# 123 "file"' if
5778 (cpp_get_token): If -traditional, don't recognize directives
5779 unless the # is in column 1.
5780 (parse_string): If lang_fortran or lang_asm, silently
5781 terminate strings ('' or "") at end of line.
5782 Remove unnecessary braces.
5784 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5785 Richard Henderson <rth@cygnus.com>
5787 * resource.c (mark_referenced_resources): Mark a set strict_low_part
5789 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
5790 strict_low_part when possible.
5792 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5794 * alias.c: PROTO -> PARAMS.
5795 * basic-block.h: Likewise.
5796 * bitmap.c: Likewise.
5797 * bitmap.h: Likewise.
5798 * builtins.c: Likewise.
5799 * c-aux-info.c: Likewise.
5800 * caller-save.c: Likewise.
5801 * calls.c: Likewise.
5803 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5805 * Makefile.in (toplev.o): Depend on regs.h.
5807 * output.h (tdesc_section): Prototype.
5809 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
5811 * sdbout.c: Include "tm_p.h".
5813 * toplev.c: Include "regs.h".
5815 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
5817 * unroll.c (unroll_loop): Add EH support.
5819 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5821 * pa-protos.h: New file.
5823 * pa.c: Include recog.h and tm_p.h.
5824 (compute_zdepwi_operands, compute_movstrsi_length,
5825 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
5826 find_addr_reg, import_milli): Add static prototypes.
5827 (pa_cpu_string, pa_arch_string): Constify a char*.
5828 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
5829 (read_only_operand): Add argument `mode'.
5830 (singlemove_string, output_move_double, output_fp_move_double,
5831 output_block_move, output_and, output_ior, output_ascii,
5832 remove_useless_addtr_insns, milli_names, output_mul_insn,
5833 output_div_insn, output_mod_insn, output_arg_descriptor,
5834 output_cbranch, output_bb, output_bvb, output_dbra, ,
5835 output_millicode_call, output_call, hppa_encode_label,
5836 output_parallel_movb, output_parallel_addb): Constify a char*.
5837 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
5838 (output_parallel_addb): Remove extra arg to `constrain_operands'
5840 * pa.h: Move all prototypes to pa-protos.h.
5841 (pa_cpu_string, pa_arch_string): Constify a char*.
5842 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
5844 * pa.md: Call `function_label_operand' with mode argument.
5845 Likewise for `read_only_operand'.
5846 Fix nesting of parens in call to `symbolic_operand'.
5848 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5850 * i860-protos.h: New file.
5852 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
5855 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
5857 * i860.md: Likewise.
5859 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
5861 * i386.md (movstrsi expander): Rewrite.
5862 (movstrsi_1 insn): Deleted.
5863 (strmovhi, strmovqi expander): New expanders.
5864 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
5865 * i386.c (x86_single_stringop): New global variable.
5866 * i386.h (x86_single_stringop): Declare.
5867 (TARGET_SINGLE_STRINGOP): New macro.
5869 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5871 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
5872 integer vararg POSTINCREMENT before the destination of the jump
5873 for the hard fp case.
5874 (function_arg_pass_by_reference): Pass a copy of CUM to
5877 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
5878 for CONSTANT_ADDRESS_P above while loop for subreg.
5880 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5882 * flow.c (propagate_block): When a prologue/epilogue insn
5883 is marked dead, unconditionally clear libcall_is_dead and
5884 insn_is_dead, and only dump rtl if warnings aren't being
5887 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
5889 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
5890 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
5891 (FIXED_REGISTERS): Set dirflag as fixed.
5892 (CALL_USED_REGISTERS): Set dirflag as used.
5893 (REG_ALLOC_ORDER): Set dirflag as last one.
5894 (DIRFLAG_REG): New macro.
5895 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
5896 (HI_REGISTER_NAMES): Add dirflag.
5897 (DEBUF_PRINT_REG): Handle dirflag.
5898 * i386.md (type attribute): New cld and str types.
5899 (length_opcode attribute): Set cld and str to 1.
5900 (memory attribute): Set str to unknown - it is not clear from the
5902 (pent_np function unit): Prefixed string operations takes 12 cycles
5903 minimally; cld takes 2 cycles.
5904 (ppro_uops attribute): Str is "many" and cld is "few".
5905 (ppro_p0 unit): Handle cld here.
5906 (k6_alux unit): Handle cld and str types.
5907 (k6_load unit): It is ocupied by str opcodes.
5908 (k6_store unit): It is ocupied by str opcodes.
5909 (athlon_decode): Str is vector decoded.
5910 (athlon_ieu): Handle str and cld.
5912 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
5913 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
5914 cmpstrsi_nz_1 insn): Do not output cld instruction
5916 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
5918 * gcc.texi (G++ and GCC): Add Java and Chill.
5919 (Bug Critera): Don't list languages.
5921 * gcc.texi (Incompatibilities): No longer claim most C compilers
5924 * gcc.texi (G++ and GCC): Update other front-ends list.
5926 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
5928 * i386.c (ix86_expand_setcc): Fix typo.
5929 (ix86_expand_movcc): Similarly.
5931 * Band-aid until haifa's bitset implementation is nuked.
5932 * haifa-sched.c (extract_bitlst): New parameter for size of the
5933 bitset in bits. All callers changed. Avoid looking at undefined
5935 (edgeset_bitsize): New variable.
5936 (schedule_region): Initialize edgeset_bitsize.
5938 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5940 * Makefile.in (optabs.o): Depend on real.h
5941 (resource.o): Depend on insn-attr.h
5943 * builtins.c (result_vector): Wrap prototype in macro conditions
5944 governing definition and use.
5946 * c-common.c: Include tm_p.h.
5948 * c-lex.c: Likewise.
5950 * elfos.h: Constify a char*.
5952 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
5953 (get_attr_length, shorten_branches, profile_after_prologue): Mark
5954 parameter with ATTRIBUTE_UNUSED.
5956 * fold-const.c (exact_real_inverse): Wrap variable `i' in
5959 * haifa-sched.c (schedule_insns): Mark parameter with
5962 * optabs.c: Include real.h.
5964 * real.h (ereal_atof): Add prototype arguments.
5966 * resource.c: Include insn-attr.h.
5968 * sdbout.c (sdbout_queue_anonymous_type,
5969 sdbout_dequeue_anonymous_types): Wrap in macro
5970 SDB_ALLOW_FORWARD_REFERENCES.
5971 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
5974 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
5976 * stupid.c: Include tm_p.h.
5978 * tree.c (real_value_from_int_cst): Mark parameter with
5981 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5983 * i960-protos.h: New file.
5985 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
5988 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
5990 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5992 * combine.c (expand_field_assignment): Do not discard SUBREGs
5993 while computing nonzero_bits.
5995 2000-01-09 Nick Clifton <nickc@cygnus.com>
5997 * config/arm/arm.c: Fix compile time warnings about signed vs
5999 * config/arm/arm.h: Fix compile time warnings about signed vs
6002 2000-01-09 Philip Blundell <philb@gnu.org>
6004 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
6005 than `ldm' with only one register.
6006 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
6009 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
6012 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
6014 * config/ns32k/ns32k.md (load or push effective address): Operand 1
6017 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6019 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
6020 assignment used as truth value.
6022 * function.c (assign_temp): Mark parameter `dont_promote' with
6023 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
6024 PROMOTE_FOR_CALL_ONLY.
6026 * genrecog.c (write_subroutine): Mark variable `operands' with
6029 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
6032 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
6033 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
6035 * toplev.c (note_deferral_of_defined_inline_function): Likewise
6038 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6040 * config/c4x.h: Tidy up comments.
6041 * config/c4x.c: Likewise.
6043 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
6045 * fold-const.c (lshift_double, rshift_double): Handle
6046 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
6048 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6050 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
6051 in prepare_function_start().
6053 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
6055 * config/v850/v850.c (expand_epilogue): Interrupt functions no
6056 longer allocate extra stack for function calls.
6058 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6060 * config/c4x/c4x.md (*subqf3_set): Fix typo.
6062 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6064 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
6066 2000-01-07 David Edelsohn <edelsohn@gnu.org>
6068 * rs6000.c (processor_target_table): Add power3 as alias for 630.
6069 * aix43.h: Revert Aug 2 change.
6070 (HAS_INIT_SECTION): Define, not visible yet.
6071 (LD_INIT_SWITCH): Define, not visible yet.
6072 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
6074 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
6076 * collect2.c (main): Expand ld2 size further.
6077 (export_object_lst): Cast assignment to avoid warning.
6078 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
6079 (scan_prog_file, COFF): Do not collect initialization or
6080 finalization functions generated for entire shared object if
6081 init/fini support present.
6083 2000-01-07 Nick Clifton <nickc@cygnus.com>
6085 * config/elfos.h: Tidy up formatting of marcos. Make sure
6086 that .section directives are always prefixed by a tab.
6088 * config/svr4.h: Add #include "elfos.h" and remove duplicate
6091 2000-01-07 Matt Austern <austern@sgi.com>
6093 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
6096 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
6098 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
6100 (crtbegin.o, s-crtS): Likewise.
6102 2000-01-06 Richard Henderson <rth@cygnus.com>
6104 * alpha.md (adddi_2+1): Limit offset such that it will be
6105 loadable with a single ldah+lda pair.
6106 (adddi_2+2): Explicitly fail split if we can't make it work.
6108 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
6110 * protoize.c: Conditionally include unistd.h.
6111 (IS_SAME_PATH_CHAR): New macro.
6112 (IS_SAME_PATH): New macro.
6113 (CPLUS_FILE_SUFFIX): New macro.
6114 (cplus_suffix): New static variable.
6115 (is_abspath): New static function.
6116 (in_system_include_dir): Handle DOS style pathnames.
6117 (file_could_be_converted): Likewise.
6118 (file_normally_convertible): Likewise.
6119 (directory_specified_p): Likewise.
6120 (file_excluded_p): Likewise.
6121 (abspath): Likewise.
6122 (shortpath): Likewise.
6123 (referenced_file_is_newer): Likewise.
6124 (save_def_or_dec): Likewise.
6125 (do_processing): Likewise.
6127 (edit_file): Likewise. Use rename instead of link.
6128 (rename_c_file): Likewise. Don't rename syscalls file.
6129 (munge_compile_params): Define null device for DOS based systems.
6130 (process_aux_info_file): Use binary mode if appliable.
6131 (edit_file): Likewise.
6132 * invoke.texi (Running Protoize): Document C++ suffixes used.
6134 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
6135 IS_DIR_SEPARATOR macros.
6136 * collect2.c: Likewise.
6137 * cppinit.c: Likewise.
6138 * dwarf2out.c: Likewise.
6141 * prefix.c: Likewise.
6143 * toplev.c: Likewise.
6144 * system.h: And move to here.
6146 * prefix.c (update_path): Fix typo in variable name.
6148 2000-01-06 Richard Henderson <rth@cygnus.com>
6150 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
6151 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
6152 (count_reg_sets_1, count_reg_references): Likewise.
6153 (flow_loops_level_compute): Start counting actual loop depth at 1.
6154 (flow_loops_find): Likewise.
6155 * local-alloc.c (update_equiv_regs): Likewise.
6156 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
6158 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
6160 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
6161 FIRST_PSEUDO_REGISTER
6162 * dwarf2out.c: Don't include frame.h
6163 * dwarfout.c: Likewise
6164 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
6167 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
6169 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
6172 * i386.c (movsf splitter): Fix typo in my last checkin.
6174 2000-01-05 Nick Clifton <nickc@cygnus.com>
6176 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
6177 own definition of this macro.
6178 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
6179 flag_data_sections or UNIQUE_SECTION_P are true.
6181 * tm.texi (UNIQUE_SECTION): Document that it can be called for
6182 unitialised data decls.
6184 * config/i386/winnt.c (i386_pe_unique_section): Cope with
6185 being called for uninitialised data.
6187 * config/i386/interix.c (i386_pe_unique_section): Cope with
6188 being called for uninitialised data.
6190 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
6191 for uninitialised data.
6193 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
6194 for uninitialised data.
6196 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
6197 for uninitialised data.
6199 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
6200 (UNIQUE_SECTION_P): Always generate a unique section if
6201 flag_data_sections is true.
6202 (UNIQUE_SECTION): Also generate unique sections for
6204 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
6205 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
6208 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6210 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
6213 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6215 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
6216 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
6217 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
6218 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
6219 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
6221 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
6223 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
6225 * c-decl.c (finish_enum): Simplify code to determine minimum and
6226 maximum values of the enum, and calculate the type. Remove check
6227 for FUNCTION_DECLs in the values list, which cannot happen. Replace
6228 the DECL_INITIAL of each enumeration constant with a copy converted
6229 to the enumeration type. When updating variant types, don't bother
6230 updating the type itself.
6232 * c-typeck.c (build_binary_op): Simplify conditional expressions
6233 when weeding out spurious signed-unsigned warnings. Add new
6234 spurious warning category: if the unsigned quantity is an enum
6235 and its maximum value fits in signed_type(result_type). Update
6237 (build_conditional_expr): Warn here if one alternative is signed
6238 and the other is unsigned.
6240 2000-01-05 Nick Clifton <nickc@cygnus.com>
6242 * config/fr30/fr30.h: Remove extraneous comments.
6244 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
6246 * reload1.c (choose_reload_regs): When disabling a reload, also
6247 set reload_spill_index to -1.
6249 2000-01-04 Joel Sherrill (joel@OARcorp.com>
6251 * configure.in (m68*-*-rtemscoff*): New target, formal name for
6253 (m68*-*-rtemself*): New target.
6254 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
6255 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
6256 (sparc*-*-rtemself*): New target.
6257 (sparc*-*-rtems*): Now elf not a.out.
6258 * config/i386/rtems.h: Include config/rtems.h.
6259 * config/i386/rtemself.h: Include config/rtems.h.
6260 * config/i960/rtems.h: Include config/rtems.h.
6261 * config/m68k/rtems.h: Include config/rtems.h.
6262 * config/m68k/rtemself.h: Include config/rtems.h.
6263 * config/mips/rtems64.h: Include config/rtems.h.
6264 * config/pa/rtems.h: Include config/rtems.h.
6265 * config/rs6000/rtems.h: Include config/rtems.h.
6266 * config/sh/rtems.h: Include config/rtems.h.
6267 * config/sh/rtemself.h: Include config/rtems.h.
6268 * config/sparc/rtems.h: Include config/rtems.h.
6269 * config/sparc/rtemself.h: Include config/rtems.h
6271 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
6273 * final.c (shorten_branches): Correctly compute length of
6274 asms without operands.
6276 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
6278 * configure.in: Add pj target.
6279 * configure: Regenerate.
6280 * config/pj: New directory.
6281 * config/pj/lib1funcs.S: New file.
6282 * config/pj/linux.h: New file.
6283 * config/pj/pj.c: New file.
6284 * config/pj/pj.md: New file.
6285 * config/pj/pjl.h: New file.
6286 * config/pj/t-pj: New file.
6287 * config/pj/xm-pj.h: New file
6289 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
6291 * toplev.c (rest_of_compilation): Run shorten-branches before
6294 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6296 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
6297 macros so that they're consistent with their names.
6298 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
6299 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
6301 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6303 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
6304 modified inadvertently.
6306 2000-01-04 Joel Sherrill <joel@OARcorp.com>
6308 * configure.in (v850*-*-rtems*): New target.
6309 * configure: Regenerate.
6310 * config/v850/rtems.h: New file.
6312 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
6314 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
6315 (__gthread_key_create): Likewise.
6316 (__gthread_key_dtor): Likewise.
6317 (__gthread_once): Fix logic.
6318 (__gthread_key_delete): Cast away constness.
6320 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
6321 * invoke.texi: Document.
6322 * i386/mingw32.h (CPP_SPEC): Use.
6323 (LIBGCC_SPEC): Likewise.
6324 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
6326 2000-01-04 David Edelsohn <edelsohn@gnu.org>
6328 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
6329 (HANDLE_PRAGMA_PACK): Undefine.
6330 (SLOW_UNALIGNED_ACCESS): Define.
6332 2000-01-04 David Edelsohn <edelsohn@gnu.org>
6334 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
6335 to default definition.
6336 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
6337 (store_fixed_bit_field): Call macro with word_mode and alignment.
6338 (extract_bit_field): Call macro with relevant mode and alignment.
6339 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
6340 to default definition.
6341 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
6343 (move_by_pieces_ninsns): Likewise.
6344 (clear_by_pieces): Likewise.
6345 (emit_push_insn): Likewise.
6346 (store_field): Call macro with relevant mode and alignment.
6347 (expand_expr): Likewise.
6348 (expand_expr_unaligned): Likewise.
6350 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
6351 (SLOW_UNALIGNED_ACCESS): Define.
6352 (CASE_VECTOR_MODE): Always use 32-bit offsets.
6353 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
6354 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
6355 (toc_section): Likewise and .toc pseudo-op.
6356 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
6358 (TEXT_SECTION_ASM_OP): Likewise.
6359 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
6362 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
6363 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
6364 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
6365 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
6366 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
6368 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
6370 * regclass.c: Revert my Jan 4 change to loop cost computation.
6372 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
6374 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
6377 2000-01-04 Stan Cox <scox@cygnus.com>
6379 * haifa-sched.c (build_control_flow): Change unreachable simple
6380 loop test to check if current block has only one predecessor.
6381 (find_rgns): Initialize degree. Use dest as degree index, not src.
6383 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
6387 * calls.c (expand_call): Likewise for
6388 `old_stack_arg_under_construction'.
6390 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
6392 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
6395 * gcc.c (execute): Likewise for `ut' and `st'.
6397 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
6399 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
6401 * jump.c (jump_optimize_1): Likewise for `temp2'.
6403 * local-alloc.c (block_alloc): Likewise for `r1'.
6405 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
6407 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
6408 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
6410 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
6413 * reload.c (find_reloads): Likewise for `goal_alternative_number'
6414 and `goal_earlyclobber'.
6416 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
6418 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
6420 * stupid.c (stupid_life_analysis): Likewise for `chain'.
6422 * unroll.c (copy_loop_body): Likewise for `copy'.
6424 * varasm.c (output_constructor): Likewise for `byte'.
6426 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
6428 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
6429 all FP constants for constant->reg moves.
6430 (ix86_split_to_parts): Try to convert memory address into immediate
6431 when available in the constant pool.
6432 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
6434 (LEGITIMATE_CONSTANT_P): Return 1.
6435 * i386.md (pushsf): New splitter to convert constant pool memory
6436 reference to immediate.
6437 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
6440 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
6442 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
6443 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
6444 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
6445 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
6446 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
6448 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
6450 * ginclude/stdbool.h: Support compilation as C++.
6452 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6454 * fold-const.c (make_range): Don't try to reverse an unbounded range.
6456 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
6458 * regclass.c (regclass): Properly compute loop_cost. Adjust
6461 * regclass.c: Fix minor whitespace problems.
6463 2000-01-03 Anthony Green <green@cygnus.com>
6465 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
6466 Restore the pic register if required.
6468 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
6470 * c-common.c (format_char_info): Update comment.
6471 (check_format_info): Recognize 'z' modifier in the same way 'Z'
6472 was recognized. Emit warning for formats new in ISO C99 only
6473 if flag_isoc9x is not set.
6475 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
6477 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
6479 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
6481 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
6482 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
6483 (make_compound_operation): Choose cheaper alternative between
6484 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
6486 * regclass.c (op_costs): Remove global variable.
6487 (record_reg_classes): New parameter "op_costs" and "reg_pref".
6488 (record_operand_costs): Break out from ...
6489 (scan_one_insn): ... here.
6490 (dump_regclass): Make dumps nicer.
6491 (regclass): Dump preferrences choosed and changes done during passes.
6493 2000-01-03 Jakub Jelinek <jakub@redhat.com>
6495 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
6497 2000-01-03 Jakub Jelinek <jakub@redhat.com>
6499 * config/sparc/sparc.c (gen_df_reg): New function.
6500 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
6501 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
6502 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
6503 movtf_cc_reg_sp64+1): Use it.
6505 2000-01-02 Mark Mitchell <mark@codesourcery.com>
6507 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
6510 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
6512 * config/i386/i386.c (ix86_expand_unary_operator): Function
6513 definition made void.
6514 (ix86_expand_binary_operator): Update outdated preceding comment.
6515 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
6518 * config/i386/i386.c (override_options): Fix option-name typo.
6520 2000-01-02 Mark Mitchell <mark@codesourcery.com>
6522 * system.h (CEIL): Define.
6523 * builtins.c (CEIL): Remove.
6524 * expmed.c (CEIL): Likewise.
6525 * expr.c (CEIL): Likewise.
6526 * stor-layout.c (CEIL): Likewise.
6528 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6530 * expr.c (store_constructor_field): Fix typo introduced with last
6533 2000-01-01 Mark Mitchell <mark@codesourcery.com>
6535 * tree.h (BINFO_N_BASETYPES): New macro.
6537 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
6539 * expmed.c (emit_store_flag): Prevent losing a pending stack
6540 adjust the same way we prevent losing queued increments.
6542 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6544 * function.c (update_temp_slot_address): Handle case where sum of
6545 temporary address plus offset in register is a valid address.
6547 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6549 * genrecog.c (change_state) Corrected typo.
6551 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6553 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
6554 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
6555 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
6557 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
6559 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
6560 case, expand GT comparisons correctly. Fix a comment before this
6563 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
6565 * dwarfout.c: Include "frame.h"
6566 * dwarf2out.c: Likewise.
6567 * Makefile.in (dwarfout.o): Depend on frame.h
6568 (dwarf2out.o): Likewise.
6570 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
6572 Restore i386 binary compatibility in Dwarf EH info.
6573 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
6574 value of FIRST_PSEUDO_REGISTER.
6575 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
6576 (struct frame_state): Use DWARF_FRAME_REGISTERS.
6577 * dwarfout.c (output_reg_number): Ditto.
6578 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
6579 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
6581 1999-12-29 Bruce Korb <autogen@linuxbox.com>
6583 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
6584 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
6585 (<hack>_RE_CT): not needed
6586 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
6587 rewritten to scan the file text once only
6588 "template<..." test added
6589 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
6590 (is_cxx_header): declaration added
6591 * fixinc/fixtests.c(is_cxx_header): removed
6592 (apply_fix_p_t): removed
6593 (double_slash_test): is_cxx_header is only called once now
6594 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
6595 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
6596 within the templates.
6597 The borken spelling of "broken" was fixed.
6598 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
6599 The default level depends on FIXINC_DEBUG.
6601 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6603 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
6604 Otherwise provide a declaration for atexit.
6605 (init_dummy): Make sure dummy call to atexit is nevertheless
6606 called with correct number of args.
6608 * frame.c: Update comments referring to other files.
6610 * libgcc2.c: Likewise.
6612 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6614 * cse.c (free_element, get_element): Remove unused prototypes.
6616 * fold-const.c (extract_muldiv): Initialize variables `op0' and
6619 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
6622 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
6624 * configure.in,configure: case arm for mn10200-*-* now sets
6625 float_format=i32 so that float.h will correctly claim "double"
6626 to be 32 bits. Ran autoconf to generate configure from .in file.
6628 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
6630 * pa.md (conditional zero): If op1 is a register, force it into
6631 the same register as op0.
6633 1999-12-28 Mark Mitchell <mark@codesourcery.com>
6635 * tree.h (BINFO_BASETYPES): Improve documentation.
6637 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6639 * configure.in (--enable-checking): Use a more portable `for'
6642 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6644 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
6645 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
6647 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
6650 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
6651 Delete descriptions.
6653 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
6654 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
6655 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
6656 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
6657 xm-svr4.h: Remove all instances of sys_siglist handling.
6659 1999-12-27 Jakub Jelinek <jakub@redhat.com>
6661 * config/sparc/sparc.md (cmp_zero_qi,
6662 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
6663 cmp_zero_extendqidi2_andcc_set): New patterns.
6665 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
6667 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6668 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
6669 (fpgnulib.c, xfgnulib.c): Add rules.
6670 * m68k/t-mot3300-gas: Likewise.
6672 1999-12-27 Ian Lance Taylor <ian@zembu.com>
6674 * configure.in: Avoid [[ by using test and changequote. Add
6675 changequote required by 1999-12-14 change.
6676 * configure: Rebuild.
6678 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
6680 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
6682 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
6684 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
6685 * flow.c (find_use_as_address): Likewise.
6686 * function.c (fixup_var_refs_1): Likewise.
6687 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
6688 * jump.c (invert_exp, redirect_exp): Likewise.
6689 * loop.c (replace_call_address): Likewise.
6690 (count_nonfixed_reads): Likewise.
6691 * rtlanal.c (modified_between_p): Likewise.
6692 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
6693 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
6694 * unroll.c (remap_split_bivs): Likewise.
6696 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6698 * diagnostic.c (v_message_with_decl): Use .* format specifier
6699 instead of building the format specifier width manually.
6701 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
6702 determining whether to provide a prototype. Remove the
6703 sys_siglist clause in the conditional.
6705 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6707 * fold-const.c (operand_equal_p): Use memcmp to compare string
6709 Suggested by D. J. Bernstein
6711 1999-12-17 Jakub Jelinek <jakub@redhat.com>
6713 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
6714 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
6716 * config/mips/mips.h (TARGET_64BIT): Likewise.
6717 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
6718 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
6719 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
6720 dsps. Give routines proper names if SI/DI modes are not used.
6721 * longlong.h: Use DWunion instead of DIunion.
6723 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
6725 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
6726 GC_CHECKING, GC_ALWAYS_COLLECT.
6727 * configure.in: Allow --enable-checking with an argument
6728 listing check modes to enable.
6729 * config.in, configure: Rebuilt.
6730 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
6731 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
6732 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
6733 ENABLE_GC_ALWAYS_COLLECT.
6734 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
6736 * tree.h, tree.c: Change ENABLE_CHECKING to
6737 ENABLE_TREE_CHECKING throughout.
6739 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6741 * fold-const.c (fold_truthop): Properly check for FP RHS.
6743 1999-12-24 Mark Mitchell <mark@codesourcery.com>
6745 * toplev.h (note_deferall_of_defined_inline_function): Declare.
6746 * toplev.c (note_deferral_of_defined_inline_function): New
6747 function, split out from ...
6748 (rest_of_compilation): ... here. Use it.
6750 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6752 * expr.c (store_constructor): Don't call clear_storage if size is
6755 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6757 * Makefile.in (toplev.o): Depend on loop.h.
6759 * dwarfout.c: Include tm_p.h.
6761 * emit-rtl.c (restore_emit_status): Mark parameter with
6764 * final.c (final_scan_insn): Likewise.
6766 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
6767 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
6768 flow_depth_first_order_compute, flow_loop_pre_header_find,
6769 flow_loop_tree_node_add, flow_loops_tree_build,
6770 flow_loop_level_compute, flow_loops_level_compute,
6771 flow_loop_outside_edge_p): Add prototypes.
6772 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
6774 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
6775 Mark with ATTRIBUTE_NORETURN.
6777 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
6779 * local-alloc.c (no_conflict_p): Likewise.
6781 * loop.c (insert_bct): Hide definitions of variables with hidden
6783 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
6785 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
6786 with ATTRIBUTE_UNUSED.
6787 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
6788 (reg_scan): Likewise.
6790 * reload.c (find_reloads): Remove unused variables `changed'.
6792 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
6794 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
6795 Remove unused variable `insn'.
6797 * toplev.c: Include loop.h.
6798 (report_file_and_line): Remove unnecessary prototype.
6800 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
6802 * unroll.c (biv_total_increment): Likewise.
6804 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6806 * reload1.c (emit_input_reload_insns): Restore old behaviour
6807 wrt. 'special' reloads.
6809 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
6811 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
6812 hash.h. (cse.c): Don't depend on hashtab.h.
6814 * cse.c: Don't include hashtab.h.
6815 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
6817 * ggc-simple.c: Don't include hash.h.
6819 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
6821 * dwarf2out.c (add_abstract_origin_attribute): Call
6822 gen_abstract_function on our function context.
6824 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
6826 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
6828 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6830 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
6833 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6835 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
6836 constraints to "a!r".
6838 1999-12-21 Mark Mitchell <mark@codesourcery.com>
6840 * Makefile.in (calls.o): Depend on function.h.
6841 (alias.o): Likewise.
6843 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
6845 * reload1.c (emit_reload_insns): Break out code and variables into...
6846 (input_reload_insns, other_input_address_reload_insns,
6847 other_input_reload_insns, input_address_reload_insns,
6848 inpaddr_address_reload_insns, output_reload_insns,
6849 output_address_reload_insns, outaddr_address_reload_insns,
6850 operand_reload_insns, other_operand_reload_insns,
6851 other_output_reload_insns): ... new static variables, and...
6852 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
6853 do_output_reload): ... new functions.
6855 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6857 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
6859 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6861 * md.texi: Add c4x constraints documentation.
6863 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6865 * config/i386/dgux.c (struct option): Rename to
6866 lang_independent_option.
6867 (struct m_options): Add description field.
6868 (output_options): Rename option type, add sep declaration, output
6869 ix86_cpu_string and ix86_arch_string only if set.
6870 (output_file_start): Rename option type.
6872 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
6874 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
6876 (libgcc2.a): Similarly.
6878 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
6880 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
6881 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
6882 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
6884 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
6886 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
6887 Remove redundant initialization of "frexpon" and "expon".
6889 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6891 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
6893 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
6894 (store_constructor_field, expand_expr): Pass new arg.
6896 1999-12-20 Mark Mitchell <mark@codesourcery.com>
6898 * Makefile.in (explow.o): Depend on function.h.
6900 * stor-layout.c (set_sizetype): Fix typo.
6902 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
6904 * function.c (cfun): Renamed from current_function. All users
6906 * function.h (cfun): Rename declaration as well.
6908 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
6909 to be of type regset_head, not regset. All users changed by adding
6911 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
6913 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6915 * config/c4x/rtems.h: New file.
6917 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
6919 * reload1.c (spill_failure): Take class of failed reload as argument
6920 and print it. Caller changed.
6922 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6924 * rs6000.h (SUBTARGET_DEFAULT): New macro.
6925 (TARGET_SWITCHES): Allow subtargets to default switches.
6926 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
6928 1999-12-18 Mark Mitchell <mark@codesourcery.com>
6930 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
6933 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
6935 * cccp.c (main): Define __STDC_VERSION__ as necessary.
6936 * cppinit.c (cpp_handle_option): Likewise.
6938 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
6939 determine when to define.
6941 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
6943 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
6944 cmove with mismatched test and data modes.
6946 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
6948 * c-typeck.c (c_expand_start_case): Don't warn for long switch
6951 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6953 * alias.c: Minor reformatting.
6956 * stor-layout.c: Likewise.
6957 * fold-const.c: Likewise.
6958 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
6959 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
6961 (size_int_wide): Cache nodes even if garbage collecting.
6962 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
6963 of SAVE_EXPR has no side effects.
6964 * cse.c: Move a comment.
6965 * tree.c: Minor reformatting.
6966 (int_size_in_bytes): Return -1 if constant overflows.
6968 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6970 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
6972 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
6974 * objc/objc-parse.c: Regenerate. This file must be rebuilt
6975 after any change to c-parse.in, even if objc-parse.y didn't
6978 1999-12-18 David S. Miller <davem@redhat.com>
6980 * toplev.c (rest_of_compilation): Restore BLOCK tree
6981 reconstruction and branch shortening changes lost in
6982 December 18th change.
6984 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
6986 * config/arm/linux-elf.h: Change all instances of
6987 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
6988 * config/arm/uclinux-elf.h: Likewise.
6990 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
6992 * toplev.c (notice, vmessage, v_message_with_file_and_line,
6993 v_message_with_decl, file_and_line_for_asm,
6994 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
6995 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
6996 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
6997 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
6998 pfatal_with_name, fatal_io_error, need_error_newline,
6999 last_error_function, last_error_tick, announce_function,
7000 default_print_error_function, print_error_function,
7001 report_error_function, fnotice, error_with_file_and_line,
7002 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
7003 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
7004 warning_with_decl, warning_for_asm, warning, pedwarn,
7005 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
7007 (compile_file): Use fnotice instead of notice. Adjust call.
7009 * diagnostic.c: New file.
7011 * Makefile.in (OBJS): Include diagnostic.o
7012 (diagnostic.o): Define dependence.
7014 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7016 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
7019 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7021 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
7023 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
7025 * fixtests.c (is_cxx_header): New fn, split out of
7027 (else_endif_label): Allow "#endif // comment" in C++ headers,
7028 as determined by is_cxx_header.
7029 * fixfixes.c (else_endif_label_fix): Update comment.
7030 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
7032 * genfixes: Correct double thinko in commandline parsing.
7033 * hackshell.tpl: Generate correct sh syntax for bypass
7036 * inclhack.def (all): Whenever an inserted preprocessor
7037 conditional is split over multiple lines, use double
7038 backslashes in this file so the fixed header will be readable.
7040 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
7041 and add bypass entry for correct version of this header.
7042 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
7043 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
7045 (hpux8_bogus_inlines): New fix, split from...
7046 (ultrix_atof_param) ... here.
7047 (math_expression): Add bypass entry keyed to glibc comment
7048 indicating the problem has been dealt with; disable
7049 unnecessary sed operations; update commentary.
7050 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
7051 add select and bypass entries, simplify shell operation.
7052 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
7054 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
7055 ultrix_atof_param): Add select entry.
7056 (stdio_va_list, sunos_mather_decl): Add bypass entry.
7057 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
7058 comments with the fixes they describe.
7060 * c-parse.in (string action): Do not warn about ANSI string
7061 concatenation in system headers. Affects C parser only.
7062 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
7064 1999-12-16 Jakub Jelinek <jakub@redhat.com>
7066 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
7067 compiling libgcc2 the macro depends always on arch cpp defines.
7069 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
7071 * loop.c (insert_loop_mem): Don't record MEMs from inside
7074 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
7076 * regclass.c (regclass): Do not use flowgraph when not optimizing.
7078 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
7079 notes too, create one when replacement failed, attempt to simplify
7081 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
7084 1999-12-16 Mark Mitchell <mark@codesourcery.com>
7086 * crtstuff.c (__dso_handle): Declare.
7087 (__cxa_finalize): Likewise.
7088 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
7091 * invoke.texi: Document -fuse-cxa-atexit.
7093 * tree.h (ptr_type_node): Document.
7094 (const_ptr_type_node): Likewise.
7096 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7098 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
7099 (optimize_reg_copy_2): Likewise.
7100 (optimize_reg_copy_3): Likewise.
7101 (fixup_match_2): Likewise.
7102 (regmove_optimize): Likewise.
7103 (fixup_match_1): Liekwise.
7105 * i386.md (HI to SImode promoting splitters): Rewrite.
7106 (pushsf mem peep2): New.
7107 (testhi to andhi peep2): Remove.
7108 * i386.h (x86_promote_QImode): New.
7109 (TARGET_PROMOTE_QImode): New.
7110 (PREDICATE_CODES): Add promotable_binary_operator.
7111 * i386.c (x86_promote_QImode0: New.
7112 (promotable_binary_operator): New.
7113 * i386-protos.h (promotable_binary_operator): New.
7115 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
7117 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
7119 1999-12-16 Mark Mitchell <mark@codesourcery.com>
7121 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
7122 * function.c (insert_block_after_note): Remove.
7123 (retrofit_block): Likewise.
7124 (identify_blocks): Fix indentation.
7125 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
7126 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
7127 * function.h (insert_block_after_note): Remove prototype.
7128 (retrofit_block): Likewise.
7129 * integrate.c (expand_inline_function): Don't call
7130 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
7131 just expand_start_bindings. Use the block_map to remap old
7132 NOTE_BLOCKs to new ones.
7133 (integrate_decl_tree): Keep track of remapped blocks.
7134 * integrate.h (struct inline_remap): Add block_map.
7135 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
7136 NOTE_BLOCK on the notes.
7137 (expand_start_bindings): Rename to ...
7138 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
7139 (expand_end_bindings): Set NOTE_BLOCK.
7140 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
7141 reconstruct the BLOCK tree.
7142 * tree.h (expand_start_bindings): Macroize. Call ...
7143 (expand_start_bindings_and_block): New function.
7145 1999-12-16 Jakub Jelinek <jakub@redhat.com>
7147 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
7148 to match the format.
7150 1999-12-16 David S. Miller <davem@redhat.com>
7152 * expr.c (emit_move_insn_1): Only emit clobbers if one of
7153 the outputs is a SUBREG.
7154 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
7157 * config/sparc/sparc.c (epilogue_renumber): Add default case
7160 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7162 * toplev.c (rest_of_compilation): Run branch shortening after
7165 * regclass.c (loop_depth): Remove
7166 (scan_one_insn): Do not handle LOOP_NOTE insns.
7167 (regclass): Go through basic blocks and set loop_cost
7169 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
7171 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
7173 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7175 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
7176 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
7177 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
7179 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
7181 * loop.c (insert_loop_mem): Ignore memory clobbers.
7183 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
7186 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
7188 * profile.c: Remove redundant #include "output.h".
7190 * h8300.md (HImode preinc peephole): Fix typo.
7192 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
7194 * function.c (retrofit_block): Abort if we don't find a suitable insn.
7195 (insert_block_after_note): Abort if we don't have a previous block.
7196 Remove FN parameter.
7197 * function.h: Adjust.
7199 1999-12-15 Mark Mitchell <mark@codesourcery.com>
7201 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
7202 argument more than once.
7204 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
7206 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
7208 1999-12-15 Jakub Jelinek <jakub@redhat.com>
7210 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
7212 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7214 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
7215 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
7216 update stack_alignment_needed.
7217 (prepare_function_start): Initialize stack_alignment_needed
7218 * function.h (struct function): Add field stack_alignment_needed.
7220 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7222 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
7223 Handle live_throughout / dead_or_set instead of live_before /
7225 (save_call_clobbered_regs): Get register livenessinformation from
7226 chain->live_throughout.
7227 (add_stored_regs): New function.
7228 (insert_restore, insert_save): Add restored / saved registers to
7230 * global.c (reg_dies): New parameter chain.
7231 (reg_becomes_live): Third parameter is regs_set now.
7232 Changed all callers.
7233 (reg_dies): New parameter chain. Changed all callers.
7234 (build_insn_chain): Set live_throughout instead of
7235 live_before / live_after.
7236 * reload.h (struct insn_chain): Replace members live_before /
7237 live_after with live_throughout / dead_or_set.
7238 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
7239 instead of live_before / live_after.
7240 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
7241 (order_regs_for_reload, find_reg, finish_spills): Likewise.
7242 (choose_reload_regs_init): Likewise.
7243 * stupid.c (current_chain, find_clobbered_regs): Delete.
7244 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
7245 instead of chain->live_before / chain->live_after.
7246 (mark_hard_ref): New function.
7247 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
7249 1999-12-15 David S. Miller <davem@redhat.com>
7251 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
7253 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7255 * flow.c (calculate_loop_depth): Make global, remove prototype,
7256 rewrite to use new loop infrastructure.
7257 (find_basic_block): Remove calculate_loop_depth call.
7258 * toplev.c (rest_of_compilation): Call find_basic_block.
7259 * output.h (calculate_loop_depth): Declare.
7261 * flow.c (dump_flow_info): Dump loop_depth.
7262 (flow_loops_nodes_find): Increase loop_depth for basic block in the
7264 (flow_loops_find): Initialize the loop_depth for each basic block.
7266 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
7268 * tree.c (decl_function_context): Handle virtual functions.
7270 * tlink.c (scan_linker_output): Don't look in demangled name when
7271 looking for linker output keywords.
7273 * dwarfout.c (output_type): We can defer namespace-scope classes.
7275 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
7277 * regclass.c (record_reg_classes): Update comment for merging
7278 register class preferences in reg->reg copies. Tighten conditions
7279 for merging register class preferences in reg->reg copies.
7281 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
7283 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
7285 1999-12-14 Geoff Keating <geoffk@cygnus.com>
7287 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
7288 (INIT_SECTION_ASM_OP): Delete.
7289 (FINI_SECTION_ASM_OP): Delete.
7290 (STARTFILE_SPEC): Define to hold just crtbegin.o.
7292 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
7294 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
7295 the abstract origin wasn't emitted.
7297 * dwarf2out.c (class_scope_p): New fn.
7298 (gen_subprogram_die): Use it.
7299 (gen_variable_die): Use it. Tweak logic.
7300 (gen_struct_or_union_type_die): Check context_die to determine
7301 if we're function-local.
7302 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
7304 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
7306 * loop.c (check_dbra_loop): Can't reverse a biv that has
7309 1999-12-14 Nick Clifton <nickc@cygnus.com>
7311 * config/arm/arm.c: Add support for -mcpu=arm720 command line
7314 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7316 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
7317 for givs made from biv increments.
7319 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
7321 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
7322 * alpha.c (override_options): Recognize -mcpu=ev67.
7323 * alpha.h (CPP_CPU_EV67_SPEC): New.
7324 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
7325 (EXTRA_SPECS): Update.
7327 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
7329 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
7330 appropriate for -lang-c89 and -std=*.
7331 * cppinit.c (cpp_handle_option): Likewise.
7332 (new_pending_define): New, split out from cpp_handle_option.
7333 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
7334 or enable trigraphs for -ansi/-std=*.
7336 * ginclude/stdarg.h (__va_copy): New.
7337 (va_copy): Don't define for C89.
7339 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
7341 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
7342 for long long multiply-accumulate.
7344 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7346 * regclass.c (scan_one_insn): Set loop_cost to 1 when
7347 optimizing for size.
7349 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
7351 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
7352 if something changed. Back out that part of yesterday's changes.
7354 * loop.c (loop_max_reg): New static variable.
7355 (loop_optimize): Initialize it. Eliminate one unnecessary call to
7357 (scan_loop): Call reg_scan_update whenever we may have added new
7358 registers, and update loop_max_reg.
7360 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7362 * regclass.c (record_reg_classes): Do not do the copying preferrencing
7363 when source does not die.
7365 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
7367 1999-12-14 Jakub Jelinek <jakub@redhat.com>
7369 * config/sparc/linux64.h (TARGET_LIVE_G0,
7370 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
7372 * config/sparc/linux.h (TARGET_LIVE_G0,
7373 TARGET_BROKEN_SAVERESTORE): Likewise.
7374 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
7375 TARGET_BROKEN_SAVERESTORE): Likewise.
7377 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
7378 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
7380 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
7381 as sparc64 block profiling register.
7382 * config/sparc/sparc.c (sparc_override_options): Allow block
7383 profiling with -m32.
7384 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
7386 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
7387 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
7388 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
7390 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
7392 * config/sparc/sparc.h: Likewise.
7393 * config/sparc/xm-sysv4-64.h: Likewise.
7394 * config/float-sparc.h: Likewise.
7395 * glimits.h: Likewise.
7396 * longlong.h: Likewise.
7398 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
7399 (ASM_IDENTIFY_GCC): Remove.
7401 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
7403 * combine.c (combine_simplify_rtx): Don't make shared rtl.
7404 (simplify_logical): Likewise.
7406 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
7408 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
7409 * cppfiles.c (INO_T_EQ): Likewise.
7411 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
7413 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
7414 * i386/mingw32.h (LIB_SPEC): Likewise.
7415 (STARTFILE_SPEC): Likewise.
7416 * i386/uwin.h (LIB_SPEC): Likewise.
7417 (STARTFILE_SPEC): Likewise.
7419 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
7420 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
7422 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
7424 * combine.c (combine_simplify_rtx): Fix order of checks for
7425 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
7427 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
7429 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
7430 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
7432 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
7434 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
7436 * regclass.c (inv_reg_alloc_order): New array.
7437 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
7439 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
7440 counted_for_groups, counted_for_nongroups. Add fields rld and
7442 * reload.c (push_secondary_reload): Don't set nongroup field of
7444 (push_reload): Likewise.
7445 (find_reloads): Delete code to compute nongroup fields.
7446 * reload1.c (reload_insn_firstobj): New static variable.
7447 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
7449 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
7450 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
7451 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
7453 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
7455 (struct hard_reg_n_uses): Deleted.
7456 (potential_reload_regs): Deleted.
7457 (init_reload): Initialize spilled_pseudos and pseudos_counted.
7458 (reload): Don't try to allocate reload registers if we already know
7459 we have to make another pass. Call select_reload_regs. Free memory
7460 starting with reload_firstobj when starting another pass.
7461 Don't allocate spilled_pseudos.
7462 (calculate_needs_all_insns): Call copy_reloads for an insn that
7463 needs reloads; don't call calculate_needs.
7464 (spill_cost): New static array.
7465 (used_spill_regs_local): New static variable.
7466 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
7467 to compute potential_reload_regs.
7468 (find_reload_regs): Completely rewritten to use find_reg.
7469 (allocate_reload_reg): Don't test counted_for_groups or
7470 counted_for_nongroups. Lose NOERROR arg and code to give an error;
7472 (choose_reload_regs): Add fallback code that uses the existing
7473 register allocation from find_reload_regs.
7475 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
7477 * flow.c (create_edge_list): Cast xmalloc return value.
7479 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
7481 * doprnt.c: Remove incorrect comment closure.
7483 * cse.c: Fix a few minor whitespace goofs.
7485 1999-12-13 Don Bowman <don@pixstream.com>
7487 * mips/vxworks.h: Fix problem with comment termination.
7488 (EXTRA_SECTIONS): Add in_sbss.
7489 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
7491 1999-12-12 David S. Miller <davem@redhat.com>
7493 * cse.c (struct cse_reg_info): Add hash_next member,
7494 reorder rest of struct for better packing on 64-bit
7496 (cse_reg_info_tree): Kill.
7497 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
7498 REGHASH_FN): New custom pow2 hash mechanism.
7500 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
7501 use a pow2 hash table.
7502 (get_cse_reg_info): Rework to use new REGHASH.
7503 (new_basic_block): Likewise, use HASH_SIZE, and inline
7505 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
7506 and inline free_element call.
7507 (lookup_as_function, insert, flush_hash_table, invalidate,
7508 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
7509 invalidate_for_call, use_related_value, find_comparison_args,
7510 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
7511 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
7514 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
7516 * cse.c (cse_basic_block): Free qty_table consistently.
7518 1999-12-12 David S. Miller <davem@redhat.com>
7519 Jakub Jelinek <jakub@redhat.com>
7521 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
7522 SUBREGs by hand, gen the appropriate hard reg directly.
7523 (movtf reg/mem split): Likewise and alter_subreg on destination
7525 (movtf mem/reg split): Similarly.
7526 (movdf_cc_sp64): Rename from hidden pattern.
7527 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
7528 (movtf_cc_sp64, following split): New pattern and splitter.
7529 (movdf_cc_reg_sp64): Rename from hidden pattern.
7530 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
7532 (movtf_cc_reg_sp64, following split): New pattern and splitter.
7534 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
7536 * loop.c (load_mems): Don't hoist written floating point mem
7539 1999-12-12 Mark Mitchell <mark@codesourcery.com>
7541 * except.h (struct eh_queue): Add `next' pointer.
7542 (struct eh_status): Make x_ehqueue a pointer.
7543 (push_ehqueue): Declare.
7544 (pop_ehqueue): Likewise.
7545 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
7547 (expand_fixup_region_end): Likewise.
7548 (expand_leftover_cleanups): Likewise.
7549 (push_ehqueue): Define.
7550 (pop_ehqueue): Likewise.
7551 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
7552 than doing it inline.
7553 (expand_start_all_catch): Adjust now that ehqueue is a
7555 (mark_eh_queue): Mark all level of the queue.
7556 (mark_eh_status): Adjust now that ehqueue is a
7558 (init_eh_for_function): Allocate ehqueue.
7559 (free_eh_status): Free it.
7560 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
7561 expansion for a fixup.
7563 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7565 * gthr-single.h (__gthread_active_p): Add prototype arguments.
7567 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
7568 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
7569 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
7570 function_ptr, getpagesize, __enable_execute_stack,
7571 __enable_execute_stack, __clear_insn_cache,
7572 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
7573 _cleanup, _exit, __default_terminate, __terminate_func,
7574 __terminate, __empty, __throw, new_eh_context,
7575 eh_context_initialize, eh_context_static, eh_context_specific,
7576 get_eh_context, __get_eh_context, __get_eh_info,
7577 init_reg_size_table, eh_threads_initialize,
7578 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
7579 __unwinding_cleanup, throw_helper, __throw, __rethrow,
7580 __pure_virtual): Add prototype arguments.
7581 (__bb_exit_func): Cast a sizeof to long when comparing against one.
7582 Cast a signed value to unsigned long when comparing against one.
7583 (new_eh_context): Wrap in _GTHREADS macro.
7584 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
7586 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
7587 (throw_helper): Initialize variables `handler_p' and `pc_p'.
7589 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7591 * combine.c (record_promoted_value): Remove unused variable
7594 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
7596 * global.c (record_conflicts): Likewise for `j'.
7598 * genoutput.c (output_insn_data): Don't unnecessarily cast away
7601 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7603 * i386-protos.h (output_387_binary_op, output_fix_trunc,
7604 output_fp_compare): Constify a char*.
7606 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
7608 (override_options, ix86_comp_type_attributes, print_operand,
7609 output_387_binary_op, output_fix_trunc, output_fp_compare):
7611 (ix86_sched_reorder): Mark parameter `clock_var' with
7614 * i386.h (DEBUG_PRINT_REG): Constify a char*.
7616 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
7618 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
7619 operand, for use in the Java front-end.
7621 1999-12-10 Ben Collins <bcollins@debian.org>
7623 * configure.in: Fix typo for "-64" in 64bit as check.
7624 * configure: Rebuilt.
7626 1999-12-10 Jakub Jelinek <jakub@redhat.com>
7628 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
7631 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7633 * c-parse.in (string): With -Wtraditional, warn if ANSI string
7634 concatenation is utilized.
7636 * invoke.texi (-Wtraditional): Document it.
7638 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7640 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
7641 Cast a ptrdiff_t to long and pass it to printf with %ld.
7643 1999-12-10 Geoff Keating <geoffk@cygnus.com>
7645 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
7646 68881, we have no 68881 registers at all.
7647 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
7648 value in a 68881 register if it is available.
7650 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
7652 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
7653 for long long multiply-accumulate.
7655 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
7657 * loop.c (insert_loop_mem): Undo last change.
7659 1999-12-10 David S. Miller <davem@redhat.com>
7661 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
7663 * config/sparc/sparc-protos.h: Add them.
7664 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
7665 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
7666 constraints which use those helpers.
7667 (EXTRA_CONSTRAINT): Use this new macro.
7668 * md.texi: Update sparc target constraints documentation.
7669 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
7670 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
7671 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
7672 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
7673 (movsf high/lo_sum split): Rework for new patterns.
7674 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
7676 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
7678 * c-common.c (c_common_nodes_and_builtins):
7679 Create __builtin_ptrdiff_t and __builtin_size_t.
7681 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
7683 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
7685 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7687 * regclass.c (globalize_reg): Re-instate test that allows
7688 fixed registers to be declared as a variable even after functions
7691 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7693 * i386.md (cpu attribute): Add "athlon".
7694 (athlon_decode): New attribute.
7695 (Athlon scheduling units definitions): New.
7696 (fcmp and shld patterns): Set athlon_decode to "vector".
7697 * i386.c (athlon_cost): New.
7699 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
7700 x86_use_sahf): Set for Athlon.
7701 (x86_use_fiop): Unset for Athlon.
7702 (override_options): Define Athlon alignments and "athlon" name.
7703 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
7704 * i386.h (TARGET_ATHLON): New.
7705 (enum processor_type): Add PROCESSOR_ATHLON.
7706 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
7708 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
7710 1999-12-09 Andreas Jaeger <aj@suse.de>
7712 * loop.c (record_biv): Declare parameter as int.
7714 * config/i386/i386-protos.h: Declare long_memory_operand.
7716 1999-12-09 Mark Mitchell <mark@codesourcery.com>
7718 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
7719 EXPR_WITH_FILE_LOCATION.
7721 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7723 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
7726 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
7728 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
7731 1999-12-09 Jakub Jelinek <jakub@redhat.com>
7733 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
7734 default on linux64 again.
7735 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
7736 models for multilibing.
7737 * genmultilib: Accept | as alternative separator within a set in
7740 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
7742 * calls.c (precompute_arguments): Make sure initial_value contains
7743 value pseudo which CSE expects.
7744 * cse.c (struct set): New entry orig_src.
7745 (cse_insn): Set it early on entry, use it for libcall EQUIV note
7748 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
7750 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
7752 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
7754 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
7756 1999-12-08 Jakub Jelinek <jakub@redhat.com>
7758 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
7759 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
7761 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
7764 * longlong.h: Merge in changes from glibc.
7765 Also don't clobber %g2 register in 32bit SPARC assembly, so that
7766 -mno-app-regs libgcc can be compiled.
7767 * libgcc2.c: Add defines so that the updated longlong.h
7768 can be used in libgcc2.a. Also, make sure on most architectures
7769 (at least on all which have optimized code in longlong.h defined
7770 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
7772 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7774 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
7775 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
7776 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
7778 * configure: Rebuilt.
7780 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
7782 * alpha.c (secondary_reload_class): For !BWX, sub-simode
7783 outputs require a register.
7785 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
7787 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
7788 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
7789 functions like dptoul will be resolved.
7790 (libgcc2.a): Make sure that the object files from DPBIT are named
7791 differently (prefix `_dp') from those that would be coming from
7794 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
7796 * configure.in: When target is sparc* and tm_file contains 64,
7797 test for 64bit support in assembler. If not supported, remove
7798 sparc/t-sol2-64 from target-dependent Makefile fragments.
7799 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
7800 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
7801 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
7802 * acconfig.h (AS_SPARC64_FLAG): Added.
7803 * configure, config.in: Rebuilt.
7804 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
7805 support. Use AS_SPARC64_FLAG.
7807 1999-12-07 Jakub Jelinek <jakub@redhat.com>
7809 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
7810 suitable for holding OFmode values so that gcc works with complex
7812 (hard_64bit_mode_classes): Likewise.
7814 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
7815 so that it is actually matched.
7816 (sethi_di_medlow): Likewise.
7818 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
7819 as legitimate constant if -mvis.
7820 * config/sparc/sparc.md (movtf): Likewise.
7821 (clear_sf): Use const_double_operand.
7822 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
7824 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
7825 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
7826 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
7827 routines, _Qp_* cannot be handled like that now.
7828 (INIT_TARGET_OPTABS): Likewise.
7829 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
7830 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
7831 sparc_emit_float_lib_cmp if ARCH64 and soft float.
7832 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
7833 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
7834 divtf3, sqrttf3): New expanders.
7835 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
7836 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
7837 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
7840 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
7841 * configure: Rebuilt.
7842 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
7843 -mcpu is given and we're doing 64bit compiles.
7845 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
7847 * loop.h (struct induction): Add multi_insn_incr.
7848 * loop.c (basic_induction_var): New multi_insn_incr argument.
7849 Set it if we search back through previous insns for the biv.
7850 (record_biv): New multi_insn_incr argument; fill in struct induction.
7851 (strength_reduce): Discard an iv with multiple bivs, any of
7852 which require multiple insns to increment.
7854 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7856 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
7859 1999-12-06 David S. Miller <davem@redhat.com>
7861 * combine.c (check_promoted_subreg): Do not conditionalize this upon
7862 PROMOTE_FUNCTION_RETURN.
7864 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
7866 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
7867 and handle REG_UNUSED note on insn.
7869 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
7870 inner_mask instead of mask.
7872 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
7874 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
7875 zero if there was an error.
7877 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7879 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
7882 * longlong.h: Fix clobbers in SPARC asm statements.
7884 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
7885 valid sethi operations when TARGET_ARCH64.
7887 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
7888 always use move_by_pieces to avoid infinite recursion.
7889 (restore_fixed_argument_area): Likewise.
7891 * combine.c (check_promoted_subreg, record_promoted_value): New
7893 (combine_instructions): Use them to retain nonzero and sign bit
7894 information after SUBREGs are eliminated by optimizations in
7895 this pass if PROMOTE_FUNCTION_RETURN.
7897 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
7898 .register declaration. Don't use variables with __ prefixes.
7900 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7902 * fold-const.c (optimize_bit_field_compare): Only use one mode
7903 for both RHS and LHS in non-constant case.
7905 1999-12-06 Nathan Sidwell <nathan@acm.org>
7907 * frame.c (start_fde_sort): Only allocate erratic array, if
7908 linear one was allocated. Return allocated flag.
7909 (fde_insert): Only insert, if there's a valid array.
7910 (fde_end_sort): Split, sort and merge if linear and erratic
7911 arrays exist, else just sort linear one.
7912 (search_fdes): New function. Linear search through original fde
7914 (frame_init): Permit multiple initializations. Cope with
7916 (find_fde): Fallback on linear search, if failed to sort array.
7917 (__deregister_frame_info): Only free sorted array, if we
7920 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7922 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
7924 1999-12-05 Jakub Jelinek <jakub@redhat.com>
7926 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
7928 1999-12-05 Mark Mitchell <mark@codesourcery.com>
7930 * tree.h (special_function_p): Declare.
7931 * calls.c (special_function_p): Make it global. Don't take `name'
7932 as a parameter. Fix typo in 1999-11-28 change.
7933 (expand_cal): Adjust.
7935 1999-12-04 Mark Mitchell <mark@codesourcery.com>
7937 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
7938 * tree.h (EXPR_WFL_FILENAME): Define in terms of
7939 EXPR_WFL_FILENAME_NODE.
7940 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
7942 * print-tree.c (print_note): Print TREE_PRIVATE and
7945 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
7946 the original die cannot be found.
7948 * varray.h (varray_head_tag): Add elements_used.
7949 (VARRAY_PUSH): New macro.
7950 (VARRAY_POP): Likewise.
7951 (VARRAY_TOP): Likewise.
7952 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
7954 * varray.c (varray_init): Initialize elements_used.
7955 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
7956 (INTEGRATE_H): New variable.
7957 (integrate.o): Depend on INTEGRATE_H.
7958 (unroll.o): Likewise.
7960 * function.h (insert_block_after_note): Declare.
7961 * function.c (insert_block_after_note): Split out from ...
7962 (retrofit_block): ... here.
7964 * stmt.c (expand_fixup): Fix typo in comment.
7966 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7968 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
7969 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
7970 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
7971 (regmove_optimize, fixup_match_1): Likewise.
7973 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7975 * flow.c (flow_loops_dump): Add missing argument when calling
7978 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
7979 Greg McGary <gkm@gnu.org>
7981 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
7982 (init_attributes): Add A_NO_LIMIT_STACK.
7983 (decl_attributes): Handle A_NO_LIMIT_STACK.
7984 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
7985 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
7986 Handle stack bounds checking.
7987 * flags.h (flag_stack_check): Use the word 'probe' rather than
7988 'check', because the flag doesn't actually cause any checking to
7990 * function.c (expand_function_start): Set
7991 current_function_limit_stack.
7992 * function.h (struct function): Add limit_stack.
7993 (current_function_limit_stack): Define.
7994 * invoke.texi (Code Gen Options): Document new options.
7995 * rtl.h: Declare stack_limit_rtx.
7996 * toplev.c (stack_limit_rtx): New variable.
7997 (decode_f_option): Handle new options -fstack-limit-register=REG,
7998 -fstack-limit-symbol=IDENT, -fno-stack-limit.
7999 (main): Add stack_limit_rtx as GC root.
8000 * tree.h (DECL_NO_LIMIT_STACK): New macro.
8001 (struct tree_decl): New member no_limit_stack.
8003 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
8005 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
8006 (conditional_trap+1): Get new mnemonic correct.
8007 (conditional_trap+2): New pattern for DImode traps.
8009 * config/m68k/m68k.c (output_function_prologue): Handle
8011 * config/m68k/m68k.md (trap): New insn.
8012 (conditional_trap): New insn.
8013 * md.texi (Standard Names): Document `trap' and
8015 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
8016 so a cc0 setter doesn't get emitted at some random place in the
8019 * config/i960/i960.md (trap): New insn.
8020 (conditional_trap): New expander.
8021 (conditional_trap+1, conditional_trap+2): New insns for signed
8023 * config/i960/i960.c (i960_function_prologue): Use
8024 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
8026 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
8027 Geoffrey Keating <geoffk@cygnus.com>
8029 * flags.h (warn_padded, warn_packed): Add global var decls.
8030 * toplev.c (warn_padded, warn_packed): Add global var defns.
8031 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
8032 * stor-layout.c (layout_record): Add local variable `type'
8033 to hold often-used TREE_TYPE (field). Add local variable
8034 `unpacked_align' to hold alignment that would be in force
8035 if no `packed' attribute were present. Warn if `packed' attribute
8036 is unnecessary, or even harmful. Warn when gcc inserts padding
8037 to satisfy alignment requirements of members. Use NULL_TREE
8038 when checking whether var_size is set.
8039 * invoke.texi: Document new flags.
8041 1999-12-03 Nathan Sidwell <nathan@acm.org>
8043 * frame.c (fde_split): Reimplement to avoid variable sized array.
8045 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8047 * combine.c (try_combine): Before fixing up LOG_LINKS for the
8048 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
8050 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
8052 * invoke.texi: Document the mips option -mno-crt0
8054 1999-12-02 Mike Karr <mkarr@mathworks.com>
8056 * cccp.c (argdata): Added free_ptr member.
8057 (macroexpand): Initialize free_ptr of each argument. When an
8058 argument's buffers are freed, if the argument's free_ptr corresponds
8059 to a buffer on the input stack, then return the free_ptr to that stack
8060 frame, otherwise, free it.
8061 (macarg): If an argument begins and ends on the same input stack level,
8062 then transfer the free_ptr of that buffer to the argument in case
8063 the stack is popped during the processing of a subsequent argument.
8065 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
8067 * loop.c (note_reg_stored): New function.
8068 (struct note_reg_stored_arg): New structure.
8069 (try_copy_prop): Change to be more conservative; only replace within
8070 one extended basic block and stop replacing if a store to the
8071 replacement reg is seen.
8073 1999-12-02 Nick Clifton <nickc@cygnus.com>
8075 * config/fp-bit.c: Initialise all fields of the NAN
8078 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
8081 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
8083 * i386.md (extend?f?f2): Force the input into a register, not
8086 1999-12-01 Jakub Jelinek <jakub@redhat.com>
8088 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
8090 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
8091 alternative because setting up 64bit constant is usually costly,
8092 especially when reload is in progress or completed.
8093 (movdf_const_intreg_sp64): Likewise.
8094 (movdf_const_intreg split): Fix building up constants when
8095 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
8097 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
8099 * combine.c (if_then_else_cond): Use const_true_rtx instead of
8100 const1_rtx for return values in EQ/NE comparison against (const_int 0)
8103 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
8104 (asm_file_start): Emit .am33 into assembly file when compiling for
8106 (print_operand_address): Handle POST_INC addresses.
8107 (can_use_return_insn, initial_offset): Check AM33 registers too.
8108 (expand_prologue): Check & save AM33 registers too.
8109 (expand_epilogue): Similarly.
8110 (secondary_reload_class): Handle AM33 specific secondary reloads.
8111 (output_tst): Emit efficient code for the AM33 too.
8112 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
8113 (TARGET_SWITCHES): Add -mam33 switch.
8114 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
8115 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
8116 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
8117 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
8118 (enum reg_class, REG_CLASS_NAMES): Likewise.
8119 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
8120 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
8121 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
8122 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
8123 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
8124 (HAVE_POST_INCREMENT): Define.
8125 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
8126 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
8127 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
8128 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
8129 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
8130 (zero_extend to SI from QI/HI): Likewise.
8131 (sign_extend to SI from QI/HI): Likewise.
8132 (mulsidi3, umulsidi3): New patterns for the AM33.
8133 (tstsi with zero extension from QI/HI): Add AM33 variants.
8134 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
8135 (return_internal_regs, store_movm): Handle new AM33 registers.
8136 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
8137 (LIBGCC, INSTALL_LIBGCC): Likewise.
8138 * invoke.texi: Document new flags.
8140 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8142 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
8143 (addsi3_carry): Likewise.
8144 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
8145 (sbbsi3_carry): Likewise.
8146 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
8148 (test?i_1): Ensure that only one operand is memory.
8149 (conditional move patterns): likewise.
8150 (shift and rotate patterns): Rewrite to expander, add
8151 "binary_operator_ok" to the condition.
8153 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
8154 * i386.h (procesor_costs): Add movzbl_load field.
8155 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
8156 non-Q registers, accept DImode registers anywhere.
8158 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
8159 * i386.c (*_cost): Set value for movxbl_load field.
8161 * (addsi): New add to lea splitter.
8163 (lea to add/shift peep2): New.
8165 1999-12-01 Mark Salter <msalter@cygnus.com>
8167 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
8168 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
8169 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
8171 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8173 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
8174 * i386.md (movsi_xor): New.
8176 (movsi_1, movhi_1, movqi_1): Remove.
8177 (movsi_2): Rename to movsi_1.
8178 (movhi_2): Rename to movhi_1.
8179 (movqi_2): Rename to movqi_1.
8180 (movdi_1): Remove; remove splitter.
8181 (movdi_2): Rename to movdi_1.
8182 (divmodsi4 splitter): Do not emit clobbers for move patterns.
8183 (long move peep2): Do not create QI or HI mode mov0s
8184 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
8186 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
8189 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
8190 (abs?f2_if): Likewise.
8192 1999-11-30 Alex Samuel <samuel@codesourcery.com>
8194 * ggc.h (ggc_test_and_set_mark): New macro.
8195 (ggc_mark_rtx): Use ggc_test_and_set_mark.
8196 (ggc_mark_tree): Likewise.
8197 (ggc_mark_rtvec): Likewise.
8198 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
8200 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
8202 * dwarf2out.c (scope_die_for): Only handle types. Only search for
8204 (decl_scope_table): Just an array of trees now.
8205 (push_decl_scope): Simplify.
8206 (dwarf2out_init): Adjust.
8207 (local_scope_p): New fn.
8208 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
8209 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
8210 (gen_typedef_die): Likewise.
8211 (gen_lexical_block_die): Don't call push/pop_decl_scope.
8212 (gen_inlined_subroutine_die): Likewise.
8213 (gen_abstract_function): Set current_function_decl temporarily.
8214 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
8215 Handle block extern declarations. Don't call push/pop_decl_scope.
8216 (gen_decl_die): Fix logic for block externs.
8218 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8220 * calls.c (special_function_p): Remove `realloc' and add `strdup'
8221 to the list of functions which have attribute malloc by default.
8223 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8225 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
8226 integer constant does not match the traditional type, limit the
8227 warnings to cases where the base of the type is ten.
8229 * invoke.texi (-Wtraditional): Document it.
8231 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8233 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
8234 * rs6000.md: Only access a CONST_INT with INTVAL
8236 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
8238 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
8239 (compute_nearerout): Likewise.
8240 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
8241 size_t to unsigned long for formatting.
8243 1999-11-30 Jakub Jelinek <jakub@redhat.com>
8245 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
8246 Allow the user to override call-used/fixed state of %g2-5
8247 registers from the command line (with the exception of %g4 for
8249 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
8250 there is a higher chance of having a leaf function.
8251 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
8252 for ARCH64 which has %ccr register.
8253 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
8255 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
8256 insn accept into delay slot any insn which does not use %[ol]
8257 registers. Accept some LO_SUM and shift left by 1 for the normal
8259 (output_function_epilogue): Likewise.
8260 (epilogue_renumber): Added argument which inhibits any renumbering
8261 and just tests if the rtx does not use any %[ol] registers.
8262 (output_return): Reflect above change.
8264 1999-11-30 Jakub Jelinek <jakub@redhat.com>
8266 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
8267 aggregate passing for sizes <= 16 bytes.
8269 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
8271 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
8272 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
8273 * reload.c (find_dummy_reload): Likewise.
8274 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
8275 * reload1.c (reload_as_needed): Likewise.
8276 * stupid.c (stupid_find_reg): Likewise.
8277 * tm.texi (Obsolete Register Macros): Delete section.
8278 * gmicro.h: Remove all traces of the two macros.
8283 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
8285 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
8286 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
8287 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
8288 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
8289 units for the sparclite86x chip.
8290 (flush): Revert October 14th change; add SImode specifically.
8291 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
8292 * invoke.texi: Document it.
8294 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
8296 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
8297 psimode_truncation_operand.
8299 * config/mn10200/mn10200.c (psimode_truncation_operand): New
8300 function. Return true if the operand is either a MEM valid
8301 for a PSImode address or not a MEM at all.
8303 * config/mn10200/mn10200.md (truncsipsi2): Use
8304 psimode_truncation_operand.
8306 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8308 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
8309 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
8310 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
8311 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
8312 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
8313 (flow_loop_level_compute, low_loops_level_compute): Likewise.
8314 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
8315 * basic-block.h: Protect from multiple inclusion.
8316 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
8317 (struct loops, struct loop): Define structures.
8318 * sbitmap.c (sbitmap_a_subset_b_p): New function.
8319 * sbitmap.h: Protect from multiple inclusion.
8320 (sbitmap_a_subset_b_p): Add prototype.
8321 * Makefile.in (LOOP_H): New macro.
8322 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
8324 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
8326 * cppinit.c (CAT): The argument list of this macro may not contain
8329 1999-11-29 David S. Miller <davem@redhat.com>
8331 Move quantity tables and register equivalence chains into
8332 per-qty and per-register structure arrays respectively.
8333 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
8334 qty_const_insn, qty_comparison_code, qty_comparison_const,
8335 qty_comparison_qty): Delete, replace with...
8336 (qty_table): this structure table.
8337 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
8338 (reg_eqv_table): this structure table.
8339 (make_new_qty): Add argument MODE. Caller updated.
8340 Update to use qty_table and reg_eqv_table.
8341 (make_regs_eqv, delete_reg_equiv, insert_regs,
8342 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
8343 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
8344 cse_process_notes, cse_main, cse_basic_block): Likewise.
8346 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8348 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
8349 operation if C is negative.
8350 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
8351 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
8352 law for some divisions if constant is negative and change other
8353 divisions to the opposite rounding.
8355 * expr.c (store_constructor_field): If bit position is not multiple
8356 of alignment of TARGET's mode, use BLKmode.
8358 * expr.c (expand_expr_unaligned): Add more code from full case
8359 that is needed when OP0 is in a register.
8361 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8363 * dwarfout.c (field_byte_offset): Size can be zero if there was
8366 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
8368 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
8369 (associate_trees): Delete unused var TEM.
8370 (extract_muldiv): Delete unused var CANCEL_P.
8372 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
8373 (target_isinf, target_isnan, target_negative): Add return types to
8374 function definitions.
8376 1999-11-29 Bruce Korb <autogen@linuxbox.com>
8378 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
8379 * fixinc/hackshell.tpl: ditto
8380 * fixinc/fixtests.c(double_slash_test): more C++ header testing
8381 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
8383 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
8385 * reload.c (push_reload): When looking for a register to put into
8386 reg_rtx, make sure all hard regs in a multi-reg register are in the
8387 right class and nonfixed.
8389 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
8390 pending_read_insns, pending_write_insns, pending_read_mems,
8391 pending_write_mems, pending_list_length, last_pending_memory_flush,
8392 last_function_call, sched_before_next_call): Move static variables
8394 (bb_ prefixed versions): Replace with single array bb_deps.
8395 (struct deps): New structure.
8396 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
8397 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
8398 argument of type "struct deps *"; use that instead of global
8399 variables. All callers changed.
8400 (init_rgn_data_dependencies): Delete function.
8401 (init_rtx_vector): Delete function.
8402 (init_deps): New function.
8404 (free_pending_lists): Simplify, we always use the bb_deps array even
8405 if only one basic block.
8406 (compute_block_backward_dependences): Likewise.
8407 (schedule_region): Likewise.
8409 (propagate_deps): New function, broken out of
8410 compute_block_backward_dependences.
8411 (compute_block_backward_dependences): Use it.
8413 * alpha.md: Delete useless patterns that tried to work around
8414 register elimination problems.
8416 * unroll.c (loop_iterations): Don't abort if iteration variable
8419 From Joern Rennecke:
8420 * reload1.c (reloads_conflict): Reverse test comparing operand
8421 numbers when testing for conflict between output/outaddr reloads.
8423 1999-11-29 David S. Miller <davem@redhat.com>
8425 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
8427 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
8429 1999-11-28 Robert Lipe <robertl@cygnus.com>
8431 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
8432 table from .fini into .dtor.
8434 1999-11-28 Anthony Green <green@cygnus.com>
8436 * tree.h (struct tree_decl): Add malloc_flag.
8437 (DECL_IS_MALLOC): Define.
8438 * c-common.c (attrs): Add A_MALLOC attribute.
8439 (init_attributes): Add this attribute to the table.
8440 (decl_attributes): Handle malloc attribute.
8441 * calls.c (special_function_p): Check for the malloc attribute.
8442 * extend.texi (Function Attributes): Document malloc attribute.
8444 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
8446 * pa.md (reload shift-add patterns): Remove.
8448 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8450 * reorg.c (dbr_schedule) Print more statistics. Corrected
8451 problem when printing info when 3 delay slots are filled.
8453 1999-11-28 Jakub Jelinek <jakub@redhat.com>
8455 * combine.c (setup_incoming_promotions): Pass an outgoing
8456 regno to FUNCTION_ARG_REGNO_P which it expects.
8458 1999-11-28 Andreas Jaeger <aj@suse.de>
8460 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
8462 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
8464 * cccp.c (do_include): Avoid initialization of automatic variable.
8466 * integrate.c (mark_stores): Function definition made void, to match
8467 previous declaration.
8468 * regclass.c (dump_regclass): Ditto.
8469 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
8471 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8473 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
8474 known to be multiple of divisor.
8476 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
8478 * combine.c (try_combine): Add code to try to merge a set of a
8479 two-word pseudo to a constant with a setting of one of those words
8482 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
8483 (split_tree): Completely rework to make more general.
8484 (make_range, fold): Call negate_expr.
8485 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
8486 (fold, associate): Call new split_tree and associate_trees.
8487 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
8489 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
8491 * loop.c (try_copy_prop): Avoid GNU C extension.
8493 1999-11-25 Mark Mitchell <mark@codesourcery.com>
8495 * except.c (init_eh_for_function): Still zero eh_return_context,
8496 eh_return_stack_adjust, and eh_return_handler.
8498 * except.h (eh_status): Adjust documentation for x_protect_list.
8499 (begin_protect_partials): New function.
8500 * except.c (enqueue_eh_entry): Fix formatting.
8501 (get_first_handler): Add consistency check.
8502 (add_partial_entry): Adjust usage of protect_list.
8503 (emit_cleanup_handler): Save and restore ehqueue.
8504 (expand_start_all_catch): Add comment.
8505 (begin_protect_partials): New function.
8506 (end_protect_partials): Adjust usage of protect_list.
8507 (init_eh_for_function): Use xcalloc.
8509 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8511 * c-common.c (check_format_info): Don't call a variadic function
8512 with a non-literal format string.
8514 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
8516 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
8517 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
8520 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
8523 * collect2.c (collect_wait): Likewise.
8525 * dbxout.c (dbxout_type): Likewise.
8527 * gcc.c (do_spec_1): Likewise.
8529 * genemit.c (gen_insn, gen_expand): Likewise.
8531 * genrecog.c (write_switch, write_subroutine): Likewise.
8533 * mips-tfile.c (catch_signal, botch): Likewise.
8535 * print-rtl.c (print_rtx): Likewise.
8537 * toplev.c (default_print_error_function, report_error_function,
8538 _fatal_insn): Likewise.
8540 1999-11-25 Mark Mitchell <mark@codesourcery.com>
8542 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
8544 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8546 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
8547 operations when needed.
8548 * i386.md (fop_?f_comm): New.
8549 (fop_?f_1): Do not accept commutative operands.
8551 1999-11-25 Andreas Jaeger <aj@suse.de>
8553 * config/mips/mips.md (casesi_internal): Add missing brace.
8555 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
8557 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
8558 (splice_child_die): Handle moving a child DIE from the declaration
8559 DIE of a class to its specification.
8560 (gen_struct_or_union_type_die): Use 'complete' consistently.
8561 (gen_decl_die): Generate the virtual context DIE first.
8562 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
8564 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
8566 * config/mips/mips.md (call_value_multiple_interanal1): New.
8568 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
8570 * dwarf2out.c (free_AT, free_die): New fns.
8571 (remove_children): Call them.
8572 (output_line_info): Disable removal of duplicate notes.
8574 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
8575 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
8576 means pretend the type isn't defined.
8577 Don't defer emitting types.
8578 (gen_type_die_for_member): New fn.
8579 (gen_decl_die): Call it.
8580 (splice_child_die): New fn.
8581 (gen_member_die): Call it rather than generate duplicate dies.
8583 Defer emitting information for the abstract instance of an inline
8584 until we either inline it or emit an out-of-line copy.
8585 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
8586 from output_inline_function if DECL_ABSTRACT is also set.
8587 (block_ultimate_origin): Likewise.
8588 (gen_abstract_function): New fn.
8589 (gen_decl_die, gen_inlined_subroutine_die): Call it.
8590 (gen_subprogram_die): An abstract instance is not a declaration
8591 just because it doesn't match current_function_decl. Don't abort
8592 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
8593 has an abstract origin.
8594 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
8595 abstract instance here.
8597 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
8599 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
8600 where we need to reload fpul from a system register.
8602 1999-11-24 Andreas Jaeger <aj@suse.de>
8604 * config/mips/linux.h (CPP_PREDEFINES): Added.
8605 (LINK_SPEC): Remove -Y since this is only needed on sparc.
8607 1999-11-24 Andreas Jaeger <aj@suse.de>
8609 * config/mips/linux.h (TARGET_VERSION): Added.
8610 (HANDLE_SYSV_PRAGMA): Added.
8611 (DEFAULT_VTABLE_THUNKS): Added.
8613 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8615 * local-alloc.c (qty): New structure and static variable.
8616 (qty_phys_reg): Remove, all references changed to qty.
8617 (qty_n_refs): Likewise.
8618 (qty_min_class): Likewise.
8619 (qty_birth): Likewise.
8620 (qty_death): Likewise.
8621 (qty_size): Likewise.
8622 (qty_mode): Likewise.
8623 (qty_n_calls_crossed): Likewise.
8624 (qty_alternate_class): Likewise.
8625 (qty_changes_size): Likewise.
8626 (qty_first_reg): Likewise.
8627 (alloc_qty): Rename variable QTY to QTYNO.
8628 (finf_free_reg): Likewise.
8629 (local_alloc): Allocate qty, do not allocate the removed variables.
8631 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
8633 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
8634 when -membedded-pic is passed.
8636 * config/mips/mips.md (casesi): Handle 64-bit case too.
8637 (casesi_internal_di): New insn.
8639 * config/mips/mips.c (embedded_pic_offset): Always make the
8640 embedded-pic subtractions relative to the name of the current
8641 function by use of the magic string "..CURRENT_FUNCTION".
8642 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
8644 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
8646 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
8647 of (const_int 0), when what we really care about is
8648 whether it's a zero constant anyway.
8649 (div_trap_mips16): Likewise.
8651 1999-11-23 Mark Mitchell <mark@codesourcery.com>
8653 * loop.c (loop_optimize): Always find_loop_tree_blocks and
8654 unroll_block_trees when generating debuggable code.
8656 * tree.h (unsave_expr_1): New function.
8657 (lang_unsave): New variable.
8658 (get_callee_fndecl): New function.
8659 * tree.c (unsave_expr_now_r): New function.
8660 (lang_unsave): Define.
8661 (unsave_expr_1): Likewise.
8662 (unsave_expr_now_r): Split out from unsave_expr_now.
8663 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
8664 call unsave_expr_now_r.
8665 (get_callee_fndecl): Define.
8667 * Makefile.in (gencheck): Don't depend on lang_tree_files.
8668 (gencheck.o): Do depend on lang_tree_files.
8670 * integrate.h (copy_decl_for_inlining): New declaration.
8671 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
8672 (copy_decl_for_inlining): New function.
8673 (integrate_parm_decls): Use it.
8674 (integrate_decl_tree): Likewise.
8676 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
8678 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
8679 the second two from the first.
8680 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
8681 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
8682 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
8684 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
8685 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
8688 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
8690 * pa.md (call_internal_symref, call_value_internal_symref): No mode
8691 needed on the address operand.
8692 * pa.c (call_operand_address): Check for the correct mode.
8694 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
8696 * loop.c: Include "basic-block.h".
8697 (try_copy_prop, replace_loop_reg): New functions.
8698 (load_mems): Detect registers that just hold copies of the hoisted
8699 mem, and call try_copy_prop to eliminate them.
8700 * Makefile.in (loop.o): Update dependencies.
8702 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
8704 * Makefile.in (gencheck.o): Depend on gencheck.h.
8705 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
8706 (insn-peep.o): Depend on except.h and function.h.
8707 (insn-attrtab.o): Depend on RECOG_H.
8708 (insn-output.o): Depend on toplev.h and flags.h.
8709 (gengenrtl.o): Depend on real.h.
8710 (gen-protos.o): Depend on cpplib.h and cpphash.h.
8711 Unify all dependencies to be on RECOG_H rather than recog.h.
8713 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8715 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
8716 * configure.in: Try building a bi-arch 32/64-bit compiler on
8717 sparc-*-solaris2.7 and higher.
8718 * configure: Rebuild.
8720 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
8722 * config/freebsd.h: New, FreeBSD architecture independent file.
8723 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
8725 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
8726 directly by i386/freebsd.h.
8727 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
8728 independent configuration file.
8729 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
8730 directly by i386/freebsd.h.
8731 * configure: Rebuilt.
8733 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
8734 which is in the user's namespace.
8735 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
8736 `i386' which is not in our namespace.
8738 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
8740 * invoke.texi (ARM Options): Add in -mno-alignment-traps
8742 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
8744 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
8745 (add_dwarf_attr, add_child_die): Just push onto the front.
8746 (reverse_die_lists): New fn.
8747 (add_sibling_attributes): Use it.
8748 (push_decl_scope): Reorganize.
8749 (add_name_and_src_coords_attributes): Don't set file and line for
8751 (gen_subprogram_die): An artificial function doesn't need to match
8753 (gen_compile_unit_die): Return the generated die. Only add
8754 AT_comp_dir if the filename is relative.
8755 (remove_AT): Simplify loop. Also free string values.
8756 (output_die): A DIE ref can't be null.
8757 (output_value_format, value_format): Take a dw_attr_ref.
8758 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
8759 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
8760 AT_addr, AT_lbl): New fns.
8761 (various): Use them.
8762 (various): Constify.
8764 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8766 * combine.c (combine_simplify_rtx): When handling a SUBREG,
8767 take SUBREG_WORD into account.
8768 (if_then_else_cond): Likewise.
8770 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
8772 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
8773 clause from BSD license, pursuant with
8775 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
8777 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
8779 * loop.c (load_mems): Reformat slightly.
8780 * basic-block.h (regset_head): New typedef.
8781 (INIT_REG_SET): New macro.
8783 1999-11-22 Bruce Korb <autogen@linuxbox.com
8785 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
8786 (mips-dec-bsd*): non-functional code
8787 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
8789 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
8790 added three replacement fixes
8791 (no_double_slash): removed comments that are not (any longer) pertinent
8792 (bad_lval): this fix currently runs against many files.
8793 The comment seems to indicate that we should select for files
8794 containing 'pragma extern_prefix'.
8796 * fixinc/fixinc.x86-linux-gnu: deleted
8797 * fixinc/inclhack.sh: regen
8798 * fixinc/fixincl.x: regen
8799 * fixinc/fixincl.sh: regen
8801 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
8803 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
8804 its code is INSN and it has no notes.
8806 1999-11-22 Andrew Haley <aph@cygnus.com>
8808 * varasm.c (function_defined): Remove.
8809 (make_function_rtl): Don't set function_defined.
8810 (make_decl_rtl): Remove global register warning.
8811 * regclass.c (no_global_reg_vars): New variable.
8812 (globalize_reg): Warn if function has already been defined.
8813 (regclass_init): Set no_global_reg_vars.
8815 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8817 * regclass.c (reg_pref): New structure and static variable
8818 (prefclass): Delete.
8820 (all uses of prefclass and altclass): Use reg_pref instead.
8822 1999-11-21 Nick Clifton <nickc@cygnus.com>
8824 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
8826 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
8827 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8828 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8830 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
8832 * varasm.c (output_constructor): Solve problem with long long
8833 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
8835 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8837 * global.c (allocno): New structure and static variable.
8838 (allocno_reg): Remove, all references replaced by allocno.
8839 (allocno_size): Likewise.
8840 (hard_reg_conflicts): Likewise.
8841 (hard_reg_preferences): Likewise.
8842 (hard_reg_copy_preferences): Likewise.
8843 (hard_reg_full_preferences): Likewise.
8844 (regs_someone_prefers): Likewise.
8845 (allocno_calls_crossed): Likewise.
8846 (allocno_n_refs): Likewise.
8847 (allocno_live_length): Likewise.
8848 (find_reg): Rename ALLOCNO to NUM.
8850 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
8852 (may_move_out_cost): New variable.
8853 (init_reg_sets_1): Initialize may_move_out_cost.
8854 (record_reg_classes): Use may_move_out_cost.
8856 * regclass.c (dump_regclass): New function.
8857 (regclass): New parameter DUMP, call DUMP_REGCLASS.
8858 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
8859 pass rtl_dump_file to regclass.
8860 * rtl.h (regclass): Update prototype.
8862 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8864 * i386.md (neg, not and abs patterns): Revmap to use
8865 ix86_expand_unary_operator and ix86_unary_operator_ok.
8866 (add?f and sub?f expanders): Force operand 1 to register.
8867 * i386.c (ix86_expand_unary_operator): Rewrite.
8868 (ix86_unary_operator_ok): Ensure that memory operands
8870 (ix86_binary_operator_ok): Do not allow operand 1 to
8871 come into memory and operand 0 not.
8872 (ix86_expand_binary_operator): Ensure that
8873 src1 is not non-matching memory.
8875 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
8876 to support integer registers and memory.
8877 (abss?2_integer): Likewise.
8879 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
8880 (REG_CLASS_NAMES): Likewise.
8881 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
8883 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
8884 (movsf): Likewise; unify 4th and 5th alternative.
8886 (movdf_1): Likewise; rename to movdf_integer.
8887 (pushxf): Likewise; rename to pushxf_integer; fix output template;
8888 remove redundant splitter.
8889 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
8890 (movdf_nointeger): New.
8891 (movxf_nointeger): New.
8892 (pushxf_nointeger): New.
8894 * i386.md (extend?f?f): Split to expander and pattern, refuse two
8895 memory operands in patterns.
8896 (fop*): Refuse two memory operands.
8898 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
8899 on !TARGET_USE_CLTD CPUs.
8901 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
8903 * extend.texi: Document C++ restricted pointers and references.
8905 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
8907 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
8908 (invalidate_skipped_set): Call it unconditionally.
8909 (cse_set_around_loop): Likewise.
8911 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
8913 * rtl.texi (mem): Add documentation for alias-set argument
8916 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8918 * i386.h (struct_processor_costs): New fields int_load, int_store,
8919 fp_move, fp_load and fp_store
8920 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
8922 (MEMORY_MOVE_COST): New macro.
8923 * i386.c (386_cost): Define new fields.
8924 (i486_cost): Likewise.
8925 (pentium_cost): Likewise.
8926 (pentiumpro_cost): Likewise.
8927 (k6_cost): Likewise.
8929 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
8930 Geoffrey Keating <geoffk@cygnus.com>
8932 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
8934 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
8937 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
8938 (TARGET_STRICT_ALIGNMENT): New macro.
8939 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
8940 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
8941 * invoke.texi (M680x0 Options): Document -mstrict-align.
8943 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
8944 Richard Henderson <rth@cygnus.com>
8946 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
8947 (ix86_split_long_move): Declare.
8948 * i386.c (split_xf, ix86_split_movdi): Remove.
8949 (ix86_split_to_parts, ix86_split_long_move): New.
8950 * i386.md (dimode move splitters): Use ix86_split_long_move.
8951 (dfmode move splitters): Likewise.
8952 (xfmode move splitters): Likewise.
8953 (movsf_1): Allow F->r.
8954 (movdf_1, movxf_1): Allow F->ro.
8956 1999-11-17 Mark Mitchell <mark@codesourcery.com>
8958 * except.h (struct eh_entry): Add goto_entry_p.
8959 (eh_region_from_symbol): Remove prototype.
8960 * except.c (find_func_region_from_symbol): New function.
8961 (emit_cleanup_handler): Likewise.
8962 (eh_region_from_symbol): Make it static.
8963 (add_new_handler): Verify the argument.
8964 (find_func_region): Update comment.
8965 (expand_eh_region_end): Expand handlers here, rater than waiting
8966 until expand_leftover_cleanups or start_all_catch.
8967 (expand_leftover_cleanups): Don't expand here.
8968 (expand_start_all_catch): Or here.
8969 (expand_rethrow): Check the return value from find_func_region.
8970 * function.c (expand_function_end): Emit the catch_clauses.
8972 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
8974 * integrate.c (expand_inline_function): Add necessary check for NULL.
8976 1999-11-18 Nick Clifton <nickc@cygnus.com>
8978 * toplev.c (main): Correctly detect an unrecognised option.
8980 * cppinit.c (cpp_handle_option): Do not claim to have consumed
8981 a -f option if it has not been recognised.
8983 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
8985 * basic-block.h (update_life_extent): Remove trailing comma on
8986 enumeration type list.
8988 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8990 * varasm.c (output_constructor) Solved problem with long long
8991 bitfields. Corrected calculating this_time and shift. Also
8992 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
8994 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
8996 * flow.c (split_edge): Take looping structure into account when
8997 determining where to put the new block note.
8999 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
9001 * Makefile.in (ggc-none.o): Provide host specific version if
9004 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
9006 * cse.c (delete_trivially_dead_insns): Identify no-op insns
9007 containing subregs too.
9009 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
9011 * invoke.texi: Add documentation for -muninit-const-in-rodata.
9012 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
9013 (TARGET_UNINIT_CONST_IN_RODATA): Define.
9014 (text_section): Add switches -munint-const-in-rodata and
9015 -mno-uninit-const-in-rodata.
9016 (ASM_OUTPUT_COMMON): Remove.
9017 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
9018 const objects should be placed in read-only data. Otherwise declare
9021 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
9023 * jump.c (jump_optimize_1): Revert last change.
9025 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
9027 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
9028 test if optimizing for size.
9030 1999-11-17 Mark Mitchell <mark@codesourcery.com>
9032 * Makefile.in (toplev.o): Depend on except.h.
9033 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
9035 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
9037 * i386.md (divmodsi4): Rewrite to expander.
9038 (*divmodsi4_nocltd): New.
9039 (*divmodsi4_cltd): New.
9040 (divmodsi4 splitter): Handle the case when input comes in edx.
9041 (udivmodhi4): Do not use constraints in exander.
9042 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
9044 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
9046 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
9047 for the common case.
9049 1999-11-16 Jakub Jelinek <jakub@redhat.com>
9051 * explow.c (hard_function_value): Add outgoing argument.
9052 * expr.h (hard_function_value): Declare it.
9053 * calls.c (expand_call, emit_library_call_value): Update callers.
9054 * function.c (aggregate_value_p): Ditto.
9055 (diddle_return_value): Must look at the outgoing registers
9056 on archs with register windows.
9058 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
9060 * alpha.c (alpha_build_va_list): Use make_lang_type and
9061 initialize TYPE_NAME for the va_list record.
9063 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
9065 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
9067 * ggc.h (struct ggc_statistics): Rearrange elements for better
9068 packing on 64-bit hosts.
9069 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
9070 (compute_nearerout): Likewise.
9072 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
9074 * config/rs6000/rs6000.c (first_reg_to_save): Save
9075 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
9077 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
9079 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
9080 notion of nesting to find the DIE for a type or function.
9081 DIEs can go in limbo even if we got a context_die.
9082 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
9083 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
9085 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
9086 (gen_type_die): Writing out the context doesn't cause member class
9087 template instantiations to be written out as well.
9089 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
9091 * rs6000.h (ASM_OUTPUT_DEF): New.
9092 Based on proposed addition from David Edelsohn.
9094 1999-11-15 Robert Lipe <RobertLipe@usa.net>
9095 Bruce Korb <autogen@linuxbox.com>
9097 * fixinc/inclhack.def
9098 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
9099 (unixware7_byteorder_fix): added. Removes conflicts for new defs
9101 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
9102 (svr4_endian): enabled with SVR5
9103 (svr4_mkdev): simplified syntax and enabled with SVR5
9105 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
9107 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
9108 * configure: Rebuilt.
9109 * config/t-freebsd-thread: New file.
9111 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
9113 * i386.c (ix86_decompose_address): Verify the base is a REG
9114 before trying to examine its register number.
9116 * basic-block.h: Remove all #defines and prototypes related to
9118 (free_bb_mem, compute_preds_succs): Remove prototype.
9119 * rtl.h (free_bb_mem): Remove prototype.
9120 * flow.c (alloc_int_list_node); Remove function.
9121 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
9122 (compute_preds_succs, free_bb_mem): Likewise.
9123 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
9124 * toplev.c (rest_of_compilation): Likewise.
9125 * haifa-sched.c (build_control_flow): Use flow generated edge
9126 list to build the haifa specific edge list.
9127 (find_rgns): Use new CFG data structures instead of pred/succ lists.
9128 (schedule_insns): Do not build pred/succ lists anymore. Instead
9129 build the edge table.
9131 * basic-block.h (dump_bb_data): Remove declaration.
9132 * flow.c (dump_bb_data): Remove function.
9133 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
9134 (sbitmap_union_of_predsucc): Likewise.
9136 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
9137 argument. All callers changed.
9138 (delete_null_pointer_checks_1): No longer need to compute the
9141 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
9142 All callers changed.
9143 (pre_expr_reaches_here_p_work): Likewise.
9144 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
9145 * lcm.c (compute_laterin): Fix initialization of LATER.
9146 (compute_nearerout): Similarly for NEARER.
9148 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9150 * cse.c (set_nonvarying_address_components): Delete unused function.
9151 (refers_to_p): Likewise.
9153 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
9155 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
9158 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9160 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
9161 definition in do while (0).
9163 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
9165 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
9167 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
9169 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
9171 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9173 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
9174 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
9175 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9176 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
9178 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
9179 saved on the stack. Output more accurate stack frame statistics
9180 into assembler file.
9182 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
9184 * genextract.c (record_insn_name): New function.
9185 (get_insn_name): No longer a stub.
9186 (main): Call record_insn_name for each insn. After each label
9187 written, print the insn name in a comment.
9189 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9191 * output.h (const_section, init_section, fini_section): Add
9194 * alpha/elf.h (const_section): Delete declaration.
9196 * svr4.h (const_section): Likewise.
9198 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
9200 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
9201 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
9202 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
9204 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
9205 variable-sized array bounds.
9207 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
9209 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
9212 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9214 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
9215 addresses the same way GO_IF_LEGITIMATE_INDEX does.
9217 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9219 * cse.c (hash_arg_in_struct): Delete.
9220 (struct table_elt): Delete elt in_struct.
9221 (struct set): Delete elt src_in_struct.
9222 (merge_equiv_classes): Don't set either hash_arg_in_struct or
9223 the corresponding in_struct elts.
9224 (canon_hash): Likewise.
9225 (safe_hash): Likewise.
9226 (find_best_addr): Likewise.
9227 (record_jump_cond): Likewise.
9228 (cse_insn): Likewise.
9230 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
9232 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
9234 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
9237 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
9239 * function.c (diddle_return_value): Put back check that the DECL_RTL
9240 for the function is a register.
9242 * function.c (diddle_return_value): Use hard_function_value to
9243 get an rtx suitable for use in the USE/CLOBBER insn.
9245 * global.c (global_conflicts): Update comments.
9246 (record_conflicts): No need to record conflicts between pseudos here.
9248 1999-11-11 Bruce Korb <autogen@linuxbox.com>
9250 * fixinc/fixincl.c: Added verbose levels for status messages
9252 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9254 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
9255 operand as argument to expand_and or expand_binop.
9257 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
9259 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
9260 gcc_add_string_root.
9262 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
9264 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
9266 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
9268 * flow.c (compute_flow_dominators): Initially put all blocks on
9270 * lcm.c (compute_antinout_edge, compute_available): Similarly.
9271 * gcse.c (compute_cprop_avinout): Remove.
9272 (compute_cprop_data): Use compute_available.
9273 (delete_null_pointer_checks_1): Use compute_available.
9275 * basic-block.h (compute_available): Returns a void now.
9276 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
9277 to return a value anymore.
9278 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
9279 worklists. Fix boundary cases. Compute maximal solutions.
9280 (compute_laterin, compute_nearerout): Similarly.
9282 * dwarf2out.c (add_AT_location_description): Allow
9283 (mem (plus (pseudo) (...)) too.
9285 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
9287 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
9289 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
9290 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9292 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
9294 * gansidecl.h: Likewise.
9300 * toplev.h: Likewise.
9306 * varray.c: Likewise.
9308 * varray.h: Likewise.
9310 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
9312 * gcov.c (struct arcdata): Add hits and total, remove prob.
9313 (output_branch_counts): New.
9314 (process_args): Set output_branch_counts if -c.
9315 (calculate_branch_probs): Store hits and total instead of
9317 (output_data): Emit counts if output_branch_counts is true.
9318 * gcov.texi (Invoking Gcov): Document -c switch..
9320 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
9322 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
9323 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
9325 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
9327 * invoke.texi (C Dialect Options): Add missing builtins from
9329 * extend.texi (Other Builtins): Copy to this list.
9331 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9333 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
9334 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
9337 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
9339 * flow.c (compute_flow_dominators): No longer treat basic block 0
9340 or (n_basic_blocks - 1) specially. Clear the AUX field before
9341 starting computation of doms/pdoms. Fix initial state for pdoms.
9343 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9345 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
9346 match rtl.o's: added ggc.h and toplev.h
9347 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
9348 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
9349 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
9351 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
9353 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
9354 from HAVE_DOS_BASED_FILESYSTEM.
9355 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
9356 HAVE_DOS_BASED_FILESYSTEM.
9358 (split_directories): Only special-case DOS file names if
9359 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
9360 instead of explicit tests. Conditionalize on !VMS.
9361 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
9362 tests. Conditionalize on !VMS.
9363 (process_command): Only use make_relative_prefix if !VMS.
9364 (free_split_directories): Conditionalize on !VMS.
9365 (DIR_UP): Conditionalize on !VMS.
9367 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
9369 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
9371 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
9373 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
9376 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
9378 * invoke.texi (Environment Variables): Document relative path
9380 * gcc.c (DIR_UP): If not defined, define as "..".
9381 (standard_bindir_prefix): New static, holds target location to
9383 (split_directories): New function to split a filename into
9384 component directories.
9385 (free_split_directories): New function, release memory allocated
9386 by split_directories.
9387 (make_relative_prefix): New function, make a relative pathname if
9388 the compiler is not in the expected location.
9389 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
9390 can figure out an appropriate prefix from argv[0].
9391 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
9392 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
9393 STANDARD_BINDIR_PREFIX.
9395 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9397 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
9399 * config/c4x/c4x.h: Moved prototypes to c4x.h.
9400 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
9401 c4x_secondary_memory_needed) Delete.
9402 (fp_zero_operand): Add mode argument.
9404 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
9406 * reload1.c (reload_reg_free_for_value_p): Don't use a register
9407 that is in reload_reg_used.
9409 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
9411 * config/arm/arm-protos.h: New file: Prototypes for functions
9412 defined in arm.c and pe.c.
9413 * config/arm/arm.h: Fix compile time warnings.
9414 * config/arm/arm.c: Fix compile time warnings.
9415 * config/arm/pe.h: Fix compile time warnings.
9416 * config/arm/aout.h: Fix compile time warnings.
9418 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
9420 * config/m32r/m32r-protos.h: New file: Prototypes for functions
9423 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
9424 Add support for subtargets.
9425 Add prototypes for new predicates.
9426 Add scheduling macros.
9428 * config/m32r/m32r.c: Fix compile time warnings.
9429 (int8_operand): New predicate function.
9430 (reg_or_cmp_int16_operand): New predicate function.
9431 (extend_operand): New predicate function.
9432 (m32r_adjust_code): New scheduling function.
9433 (m32r_adjust_priorty): New scheduling function.
9434 (m32r_sched_init): New scheduling function.
9435 (m32r_sched_reorder): New scheduling function.
9436 (m32r_sched_variable_issue): New scheduling function.
9437 (direct_return): New codegen function.
9438 (m32r_not_same_reg): New rtl testsing function.
9440 * config/m32r/m32r.md: Fix compile time warnings.
9441 Add support for pre decrement and post increment memory
9446 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9448 * global.c (EXECUTE_IF_CONFLICT): Don't define.
9449 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
9450 (find_reg): Likewise.
9452 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
9454 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
9455 to avoid assembler errors.
9457 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
9459 * config/v850/v850-protos.h: New file: Prototypes for functions
9461 * config/v850/v850.h: Move prototypes to v850-protos.h
9462 * config/v850/v850.c: Move prototypes to v850-protos.h
9463 * config/v850/v850.md: Fix compile time warnings.
9465 * config/fr30/fr30-protos.h: New file: Prototypes for functions
9467 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
9468 * config/fr30/fr30.c: Fix compile time warnings.
9469 * config/fr30/fr30.md: Fix compile time warnings.
9471 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
9473 * tree.h (get_containing_scope): Declare it.
9474 * tree.c (get_containing_scope): New fucntion.
9475 (decl_function_context): Use it.
9476 * toplev.c (rest_of_compilation): Use get_containing_scope.
9478 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9480 * Makefile.in (rtl.o): Depend on toplev.h.
9482 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
9484 * cse.c (delete_trivially_dead_insns): Replace alloca with
9486 * except.c (update_rethrow_references): Likewise.
9487 (init_eh_nesting_info): Likewise.
9488 * function.c (identify_blocks): Likewise.
9489 * gcse.c (dump_hash_table): Likewise.
9490 * graph.c (print_rtl_graph_with_bb): Likewise.
9491 * loop.c (combine_movables): Likewise.
9492 (move_movables): Likewise.
9493 (count_loop_regs_set): Likewise.
9494 (strength_reduce): Likewise.
9495 * profile.c (compute_branch_probabilities): New function, split
9497 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
9498 * regclass.c (regclass): Likewise.
9499 * regmove.c (regmove_optimize): Likewise.
9500 * toplev.c (compile_file): Likewise.
9501 (main): Don't mess with the stack rlimit.
9503 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
9505 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
9506 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
9508 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
9510 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
9512 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
9514 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
9515 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
9518 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
9520 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
9522 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
9524 * gcse.c (post_dominators): Kill.
9525 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
9526 (compute_code_hoist_data): Use compute_flow_dominators. Do not
9527 pass in a pdom array since we do not need pdoms.
9528 * haifa-sched.c (schedule_insns): Similarly.
9529 * flow.c (compute_dominators): Remove dead function.
9530 (compute_flow_dominators): Do not compute doms or pdoms if the
9531 caller does not request them. Split up loop to build doms and
9532 pdoms. Use a worklist to compute doms and pdoms.
9533 * basic-block.h (compute_dominators): Remove prototype.
9535 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
9537 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
9538 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
9539 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
9540 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
9541 (cant_move, fed_by_spec_load, is_load_insn): Remove.
9542 (schedule_region): Remove unused variable.
9543 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
9545 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
9547 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
9548 (update_equiv_regs): Likewise.
9549 (block_alloc): Likewise.
9550 * reg-stack.c (reg_to_stack): Likewise.
9551 (convert_regs_2): Likewise.
9552 * reload1.c (reload_as_needed): Likewise.
9554 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
9556 * Makefile.in (dbxout.o): Depend on ggc.h.
9557 (dwarf2out.o): Likewise.
9558 (xcoffout.o): Likewise.
9559 * dbxout.c: Include ggc.h.
9560 (dbxout_init): Register lastfile as a root.
9561 * dwarf2out.c: Include ggc.h.
9562 (dwarf2out_line): Register lastfile as a root.
9563 * xcoffout.c: Include ggc.h.
9564 (xcoffout_source_line): Register xcoff_lastfile as a root.
9566 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
9568 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
9570 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
9572 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
9574 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9576 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9578 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
9579 (EXECUTE_IF_CONFLICT): Likewise.
9580 (ALLOCNO_LIVE_P): Avoid signed division.
9581 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
9582 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
9583 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
9585 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
9587 * haifa-sched.c (schedule_block): Don't crash if there's no
9588 next insn for an interblock movement.
9589 (add_branch_dependences): Don't allow clobber insns to move either.
9591 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
9593 * i386.c (split_xf): New.
9594 * i386-protos.h: Declare it.
9595 * i386.md (movxf_1): Add general regs alternatives.
9596 (movxf_1+1): New splitter for same.
9598 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
9600 * function.c (purge_addressof_1): Add missing return values.
9602 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
9604 * function.c (is_addressof): New function. Returns true if
9605 the given piece of RTL is an ADDRESSOF.
9606 (purge_addressof_1): Make boolean. Return false if the
9607 ADDRESSOFs could not be purged.
9608 (purge_addressof): If ADDRESSOFs could not be purged from the
9609 notes attached to an insn, remove the offending note(s),
9610 unless they are attached to a libcall.
9612 1999-11-05 Andreas Jaeger <aj@suse.de>
9614 * genoutput.c (null_operand =): Initialize all fields.
9616 * errors.h: Add extern to prototypes.
9618 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
9620 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
9621 * configure: Rebuilt.
9623 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9625 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
9626 (mirror_conflicts): New function.
9627 (global_alloc): Call it.
9628 (expand_preferences): Remove redundant CONFLICTP test.
9629 (find_reg, dump_conflicts): Likewise.
9630 (prune_preferences): Process conflicts one word at a time.
9632 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
9634 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
9635 instead of an explicit loop.
9637 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
9639 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
9640 if REG_RETVAL check succeeds, then put classp in src_elt.
9642 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
9644 * function.c (pad_to_arg_alignment): Only update argument_pad
9645 if the argument's alignment is greater than STACK_BOUNDARY.
9647 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
9649 * bitmap.h (BITMAP_XFREE): New.
9650 * flow.c (life_analysis): Use it.
9651 (life_analysis_1): Free blocks.
9653 * combine.c (undo_commit): New.
9654 (try_combine): Use it. Don't zap undobuf.undos.
9655 (combine_instructions): Don't zap undobuf.undos; free the
9658 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
9660 * stmt.c (cost_table_): New.
9661 (estimate_case_costs): Use it instead of xmalloc.
9663 * toplev.c (compile_file): Reuse dumpname memory instead
9666 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
9668 * reg-stack.c (convert_regs_1): Initialize target_stack->top
9669 after verifying an EH edge.
9671 * haifa-sched.c (init_rgn_data_dependences): Correctly
9672 size bb_pending_lists_length when zeroing.
9674 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
9676 * function.c (diddle_return_value): New.
9677 (expand_function_end): Use it.
9678 * stmt.c (expand_null_return): Likewise.
9679 (expand_value_return): Likewise.
9681 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
9683 * reload1.c (reload): Don't remove return value clobbers.
9685 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
9687 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
9689 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
9691 * cse.c (cse_main): Use xmalloc, not alloca.
9692 (cse_basic_block): Likewise.
9693 * local-alloc.c (local_alloc): Likewise.
9695 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
9696 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9698 * rtl.c: Include toplev.h.
9699 (fatal): Remove declaration.
9701 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
9703 * haifa-sched.c (schedule_block): Fix thinko.
9705 1999-11-03 James McKelvey <mckelvey@fafnir.com>
9707 * fixinc/fixincl.c(create_file): Allow for systems that do not have
9708 S_IR* defined values
9710 1999-11-03 Philippe De Muyter <phdm@macqel.be>
9712 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
9713 call `malloc' instead.
9715 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
9717 * flags.h (flag_renumber_insns): Declare.
9718 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
9720 * rtl.h (renumber_insns): Change prototype.
9721 * toplev.c (flag_renumber_insns): Define.
9722 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
9724 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
9726 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
9727 and fpsqrtd. Use them and create fdiv function unit to more
9728 accurately represent fpu sqrt pipeline semantics on UltraSparc.
9729 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
9731 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
9733 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
9735 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
9736 insn into ready list, do not use just a raw swap.
9738 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
9740 * rtl.h (renumber_insns): New function.
9741 (remove_unnecessary_notes): Likewise.
9742 * emit-rtl.c (renumber_insns): Define.
9743 (remove_unncessary_notes): Likewise.
9744 * toplev.c (rest_of_compilation): Remove dead code.
9745 Use renumber_insns and remove_unncessary_notes.
9747 * gcse.c (struct null_pointer_info): New type.
9748 (get_bitmap_width): New function.
9749 (current_block): Remove.
9750 (nonnull_local): Likewise.
9751 (nonnull_killed): Likewise.
9752 (invalidate_nonnull_info): Take a null_pointer_info as input.
9753 (delete_null_pointer_checks_1): New function.
9754 (delete_null_pointer_checks): Use it.
9756 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
9757 (split_edges): Likewise.
9758 (schedule_block): Likewise.
9759 (compute_block_backward_dependencies): Likewise.
9760 (schedule_region): Likewise.
9761 (schedule_insns): Likewise.
9763 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
9765 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
9766 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
9767 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
9768 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
9769 * jump.c (delete_unreferenced_labels): Don't delete if
9770 LABEL_ALTERNATE_NAME is set.
9771 * print-rtl.c (print_rtx): Dump alternate name.
9772 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
9773 * rtl.h (LABEL_ALTERNATE_NAME): Define.
9774 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
9775 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
9777 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9779 * fix-header.c (recognized_extern, recognized_function): Constify
9782 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
9783 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9784 (compute_available): Remove unused variable `last'.
9785 (compute_nearerout): Remove unused variable `temp_bitmap'.
9786 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9787 Remove unused variable `x'.
9789 * scan.h (recognized_function, recognized_extern): Constify a
9792 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
9794 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9796 * varasm.c (decode_rtx_const): Use XSTR to access the string
9799 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
9801 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
9803 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9805 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
9807 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
9809 * pa.c (ireg_operand): New function.
9810 * pa.h (PREDICATE_CODES): Handle ireg_operand.
9811 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
9812 Fix out of date comment.
9814 * pa.md (negdi2): Turn into expander + anonymous pattern.
9816 * reload.c (find_reloads): Fix typos in recent change.
9818 * dwarf2out.c: Do not include ctype.h.
9820 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9822 * regclass.c (record_reg_classes): Always use may_move_cost when
9823 seeing how operand fits with various register classes.
9825 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
9827 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
9828 * toplev.c: Revert Nov 1 13:22 change.
9830 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
9832 * config/pa/pa.md (height reduction patterns): Add checks for
9833 overlapping operands to avoid semantic-destroying splits for
9834 height reduction patterns.
9836 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9838 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
9839 have been an hyphen, fixed.
9840 * configure: Rebuilt.
9842 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
9844 * config/arm/tpe.h: Add prototypes for exported functions.
9845 * config/arm/pe.c: Fix compile time warnings.
9846 * config/arm/semi.h: Fix compile time warnings.
9847 * config/arm/arm.c: Fix compile time warnings.
9848 * config/arm/arm.h: Fix compile time warnings.
9849 * config/arm/arm.md: Fix compile time warnings.
9850 * config/arm/thumb.c: Fix compile time warnings.
9851 * config/arm/thumb.h: Fix compile time warnings.
9852 * config/arm/thumb.md: Fix compile time warnings.
9854 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
9856 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
9859 * unroll.c (unroll_loop): Remove LOOP notes when loop is
9860 completely unrolled.
9862 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9864 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
9866 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
9868 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
9869 * rtl.h (rtx_equal_p): Move prototype.
9870 * rtl.c (rtx_equal_function_value_matters): Move from
9872 (rtx_equal_p): Likewise.
9873 * rtlanal.c (rtx_equal_function_value_matters): Delete.
9874 (rtx_equal_p): Likewise.
9876 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
9878 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
9881 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
9883 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
9885 * pa.h (ADDR_VEC_ALIGN): Define.
9887 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
9888 notes when presented with "if (foo) break; end_of_loop" and
9889 the break sequence gets moved out of the loop.
9891 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
9892 Remove explicit zero initializations of entries within MAP.
9894 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
9896 * reg-stack.c (convert_regs_1): Handle EH edges specially.
9898 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
9900 * bitmap.h (BITMAP_XMALLOC): New macro.
9901 * flow.c (CLEAN_ALLOCA): Remove.
9902 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
9903 (life_analysis): Likewise.
9904 (update_life_info): Don't use CLEAN_ALLOCA.
9905 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
9906 (calculate_global_regs_live): Likewise.
9907 (print_rtl_with_bb): Likewise.
9908 (verify_flow_info): Likewise.
9909 * global.c (global_alloc): Likewise.
9910 (global_conflicts): Likewise.
9911 * integrate.c (save_for_inline_nocopy): Likewise.
9912 (expand_inline_function): Likewise.
9913 * jump.c (jump_optimize_1): Likewise.
9914 (duplicate_loop_exit_test): Likewise.
9915 (thread_jumps): Likewise.
9916 * loop.c (loop_optimize): Likewise.
9917 (combine_givs): Likewise.
9918 (recombine_givs): Likewise.
9919 * reorg.c (dbr_schedule): Likewise.
9920 * unroll.c (unroll_loop): Likewise.
9922 * combine.c (combine_instructions): Use xmalloc instead of alloca.
9924 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
9926 * toplev.c (rest_of_compilation): Don't optimize the CFG
9927 when rebuilding, just before dbr.
9929 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9931 * output.h (assemble_end_function, assemble_destructor,
9932 assemble_constructor, assemble_gc_entry, assemble_global,
9933 assemble_label, output_constant_pool) Constify a char*.
9935 * varasm.c (assemble_destructor, assemble_constructor,
9936 assemble_gc_entry, assemble_end_function, assemble_global,
9937 assemble_label, output_constant_pool): Likewise.
9939 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
9941 * config/arm/thumb.c (thumb_expand_prologue): Add comments
9942 explaining what is goin on in this function.
9944 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9946 * regclass.c (record_reg_classes): In matching case, recompute
9947 costs since the direction of movement is different.
9949 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
9951 * resource.c (mark_target_live_regs): For unconditional branches,
9952 the resources found at the branch target should be added to the
9953 resources found so far, not intersected.
9955 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
9957 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
9959 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
9960 (sys/mman.h): Include this file only if #HAVE_MMAP.
9961 (run_compiles): Initialize `esac_fmt' with one old KR string, not
9962 with automatically concatenated ANSI strings.
9964 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
9966 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
9967 (DIV_ROUND_UP): Robustify.
9968 (ggc_recalculate_in_use_p): New function.
9969 (release_pages): Don't inline it.
9970 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
9972 (ggc_pop_context): Use ggc_recalculate_in_use_p.
9973 (clear_marks): Always save in_use_p.
9974 (sweep_pages): Use ggc_recalculate_in_use_p.
9975 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
9976 Release pages before counting statistics.
9978 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
9980 * toplev.c (rest_of_compilation): Fix thinko in this change:
9982 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
9984 (rest_of_compilation): If inside an inlined external function,
9985 pretend we are just being declared.
9987 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
9989 * flow.c (calculate_global_regs_live): Fix thinko.
9991 * integrate.c (expand_inline_function): Fix bugs in previous
9992 change from Oct 28, 1999.
9994 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
9996 * stmt.c (expand_value_return): Fix typo in this change:
9998 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9999 (expand_value_return): Correctly convert VAL when promoting function
10000 return; support RETURN_REG being a PARALLEL.
10002 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
10004 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
10006 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10008 * hard-reg-set.h (reg_names): Constify a char*.
10010 * regclass.c (reg_names): Likewise.
10012 * regs.h (reg_names): Likewise
10014 * a29k/a29k.c (reg_names): Delete declaration.
10016 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
10018 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
10019 arc_output_function_epilogue): Likewise.
10021 * elxsi/elxsi.c (reg_names): Likewise.
10023 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
10025 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
10028 * m88k/m88k.c (output_function_profiler): Likewise.
10030 * sparc/sparc.c (sparc_flat_output_function_prologue,
10031 sparc_flat_output_function_epilogue): Likewise.
10033 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
10035 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
10036 warning from -Wuninitialized and put it under -W.
10037 * function.c (uninitialized_vars_warning): Warn only when the
10038 corresponding flag is set.
10040 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
10042 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
10043 is nonzero and the single set does not have an elt, then assign
10046 * simplify-rtx.c: New file.
10047 * Makefile.in (OBJS): Add simplify-rtx.o
10048 (simplify-rtx.o): Add dependencies.
10049 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
10050 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
10051 (cse_gen_binary, simplify_unary_operation): Delete.
10052 (simplify_binary_operation, simplify_plus_minus): Likewise.
10053 (check_fold_consts, simplify_relation_operation): Likewise.
10054 (simplify_ternary_operation): Likewise.
10055 (delete_trivially_dead_insns): Simplify the contents of the
10056 REG_EQUAL note before trying to substitute it into the source
10057 of the reg-reg copy at the end of a libcall sequence.
10059 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
10060 references/callers changed.
10062 * mn10200.c (mn10200_va_arg): Force the return value into a
10065 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
10067 * cccp.c (macroexpand): Avoid out of range accesses for omitted
10070 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
10072 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
10074 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
10076 * fold-const.c (fold): Fix thinko when optimizing comparisons
10079 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
10081 * gcc.texi (Passes): Update front-end files to their current
10084 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
10086 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
10087 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
10088 (PREDICATE_CODES): Add addition_operation.
10089 * alpha-protos.h (addition_operation): Declare.
10090 (secondary_reload_class): Likewise.
10091 * alpha.c (addition_operation): New.
10092 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
10093 * alpha.md (adddi3): Turn into expander.
10094 (*lda, *adddi_2): New.
10095 (movsf, movdf patterns): Don't preference integer regs.
10096 (movsi, movdi patterns): Don't preference fp regs.
10098 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
10100 * genrecog.c (write_switch): Check for duplicate CODE cases.
10102 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
10104 * ggc-common.c: Update pre-function commentary.
10105 * ggc-page.c: Likewise.
10107 (poison_pages): Use memset directly.
10108 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
10109 (ggc_collect): Poison before sweeping.
10110 * ggc-simple.c: Update pre-function commentary.
10111 (ggc_alloc_obj): Poison non-zeroed memory.
10113 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
10115 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
10116 match format string, even on 64-bit hosts.
10117 * gcc-page.c (ggc_page_print_statistics): Likewise.
10119 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
10121 * config/i386/i386.c (ix86_cpu): Revert last patch.
10122 * config/i386/i386.h (ix86_cpu): Ditto.
10124 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
10126 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
10127 TYPE_SIZE, convert type of result to sizetype.
10129 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
10131 * flow.c (count_or_remove_death_notes): Equate NULL with the
10134 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
10135 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
10138 * i386.c (pic_label_no): Delete.
10139 (ix86_attr_length_default): Don't use single_set to peek
10142 * recog.c (peephole2_optimize): Allow recog_next_insn to index
10143 the first insn after bb->end.
10144 * i386.md (push mem peeps): Scratch is live after evaluation
10146 (cmp mem peep): Similarly.
10148 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
10150 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
10151 * function.c (pad_to_arg_alignment): Add missing braces.
10153 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10155 * alpha/alpha-protos.h (literal_section): Add prototype.
10156 (alpha_need_linkage, alpha_start_function,alpha_end_function):
10159 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
10161 (alpha_start_function, alpha_end_function, float_strings,
10162 alpha_need_linkage): Constify a char*
10164 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
10166 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
10168 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
10170 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
10172 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10174 * flow.c (debug_flow_info): Add prototype.
10176 * gcc.c (main): Likewise.
10178 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
10181 * reload1.c (failed_reload, set_reload_reg): Likewise.
10183 * mips-tfile.c (main): Likewise.
10184 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
10185 with ATTRIBUTE_NORETURN.
10187 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
10189 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
10190 DECL is not a memory ref.
10192 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
10194 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
10195 * config/i386/i386.c (ix86_cpu): Add extern attribute.
10197 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
10199 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
10200 * config/mips/elf64.h: ditto.
10202 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
10204 * expr.c (emit_push_insn): New argument alignment_pad.
10205 Update all callers. Adjust stack pointer based on alignment pad.
10206 * function.c (pad_to_arg_alignment): New argument alignment_pad.
10207 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
10208 (locate_and_pad_parm): New argument alignment_pad. Update all
10210 * expr.h (emit_push_insn): Update prototype.
10211 (locate_and_pad_parm): Update prototype.
10212 * calls.c (arg_data): Add new field alignment_pad.
10213 (initialize_argument_information): Initialize alignment_pad.
10215 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
10217 * except.c (free_eh_nesting_info): Free the info itself.
10218 * function.c (free_after_compilation): Don't free NULL.
10219 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
10220 (pre_edge_insert): Free inserted.
10221 * stmt.c (free_stmt_status): Don't free NULL.
10223 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
10225 * gcov.c (DIR_SEPARATOR): Provide default.
10226 (output_data): Add test for MS-DOS format absolute filename.
10227 (fancy_abort): Correct program name.
10228 (open_files): Open all files in binary mode.
10229 * libgcc2.c (__bb_exit_func): Likewise.
10231 * profile.c (init_branch_prob): Specify binary when opening files.
10233 * flags.h (flag_unwind_tables): New decl.
10234 * toplev.c (flag_unwind_table): New definition.
10235 (f_options): Add -funwind-tables.
10236 (decode_g_option): Clarify warning when unknown -g option is given.
10237 (rest_of_compilation): If inside an inlined external function,
10238 pretend we are just being declared.
10240 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
10241 (dwarf2out_frame_finish): Likewise.
10243 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
10245 * fold-const.c (merge_ranges): If not in0, but in1, handle
10246 upper bounds equal like subset case.
10248 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
10250 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
10251 passed in a register but moved to the stack.
10253 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
10255 * gcc.c (pass_exit_codes, greatest_status): New variables.
10256 (struct option_map): Add entry for "--pass-exit-codes".
10257 (execute): Update greatest_status if error.
10258 (display_help): Add documentation for -pass-exit-codes.
10259 (process_command): Handle -pass-exit-codes.
10260 (main): Look at pass_exit_codes and greatest_status on call to exit.
10262 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10264 * reload.c (find_reloads): Refine test for no input reload
10265 case to not includes reloads emitted after insn.
10267 * function.c (find_temp_slots_from_address): Handle sum involving
10268 a register that points to a temp slot.
10269 (update_temp_slot_address): Make recursive call if both old and
10270 new are PLUS with a common operand.
10271 * calls.c (expand_call): Mark temp slot for result as having
10274 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
10276 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
10277 component as well as "BINUTILS".
10279 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
10280 * integrate.c (copy_rtx_and_substitute): Likewise.
10281 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
10282 All callers changed.
10283 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
10285 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
10286 gdb extensions, write size of type; also be more consistent
10287 in using references when this is a subtype.
10289 * pa.md (extv, extzv, insv): Use define_expand to reject constant
10290 that is out of range.
10292 * loop.c (unknown_constant_address_altered): New variable.
10293 (prescan_loop): Initialize it.
10294 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
10295 (invariant_p, case MEM): Remove handling for volatile and readonly;
10296 check new variable if readonly.
10297 (check_dbra_loop): Chdeck unknown_constant_address_altered.
10299 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
10300 (addr_affects_sp_p): Removed from note_mem_written and only
10301 define #ifdef AUTO_INC_DEC.
10303 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
10305 * regclass.c (record_reg_classes): Properly handle register move
10308 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
10309 Don't think valid if both operands are invalid.
10310 (struct constant_descriptor): New field RTL.
10311 (mark_const_hash_entry): Mark it.
10312 (record_constant{,_rtx}): Initialize it.
10313 (output_constant_def): Allocate RTL in permanent obstack and
10315 ({record,compare}_constant_1): Modes must match for
10316 CONSTRUCTOR of ARRAY_TYPE.
10318 * c-common.h (initializer_constant_valid_p): Delete decl from here.
10319 * output.h (initializer_constant_valid_p): Move decl to here.
10320 * c-common.c (initializer_constant_valid_p): Delete function from here.
10321 * varasm.c (initializer_constant_valid_p): Move function to here.
10323 * tree.h (STRIP_SIGN_NOPS): New macro.
10324 * fold-const.c (optimize_minmax_comparison): New function.
10325 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
10326 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
10327 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
10328 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
10329 widening conversions.
10330 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
10331 to look at size of mode, not precision of type; also add missing cases.
10332 (optimize_bit_field_compare, decode_field_reference): Don't try to
10333 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
10335 * dwarf2out.c (ctype.h): Include.
10336 (dwarf2out_set_demangle_name_func): New function.
10337 (size_of_line_info): Deleted.
10338 (output_line_info): Compute size of line info table from difference
10340 (base_type_die, add_name_attribute): Call demangle function, if any.
10341 (field_byte_offset): Use bits per word for variable length fields.
10342 (gen_array_type_die): Add array name.
10343 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
10344 (dwarf2out_add_library_unit_info): New function.
10346 * explow.c (set_stack_check_libfunc): New function.
10347 (stack_check_libfunc): New static variable.
10348 (probe_stack_range): Allow front-end to set up a libfunc to call.
10350 * combine.c (simplify_comparison): When making comparison in wider
10351 mode, check for having commuted an AND and a SUBREG.
10352 (contains_muldiv): New function.
10353 (try_combine): Call it when dividing a PARALLEL.
10354 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
10355 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
10357 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
10358 use one of the CLOBBERs instead.
10359 (if_then_else_cond): If comparing against zero, just return thing
10362 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
10363 Don't generate shifts and subtract if have conditional arithmetic.
10365 * rtl.h (delete_barrier): New declaration.
10366 * jump.c (jump_optimize): Set up to handle conditional call.
10367 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
10368 (delete_barrier): New function.
10370 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
10372 * recog.c (nonmemory_operand): Accept ADDRESSOF.
10374 * tree.c (build_type_attribute_variant): Push to obstack of
10375 ttype around type_hash_canon call.
10377 * expr.c (placeholder_list): Move decl to file scope.
10378 (expand_expr): Don't force access to volatile just because its
10380 If ignoring reference operations, just expand the operands.
10381 (expand_expr, case COMPONENT_REF): Propagate
10382 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
10383 Refine test for using bitfield operations vs pointer punning.
10384 (expand_expr, case CONVERT_EXPR): If converting to
10385 BLKmode UNION_TYPE from BLKmode, just return inner object.
10386 Use proper mode in store_field call.
10387 Properly set sizes of object to store and total size in store_field
10388 call for convert to union.
10389 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
10390 memory (like for ADDR_EXPR). Also, don't put constant in register if
10391 we'll want it in memory.
10392 (readonly_fields_p): New function.
10393 (expand_expr, case INDIRECT_REF): Call it if LHS.
10394 (expand_assignment): Handle a RESULT_DECL where
10395 DECL_RTL is a PARALLEL.
10396 (do_jump, case WITH_RECORD_EXPR): New case.
10397 (get_inner_reference): Always go inside a CONVERT_EXPR
10398 and NOP_EXPR if both modes are the same.
10399 (store_field): Use bitfield operations if size of bitsize is not same
10400 as size of RHS's type.
10401 Check for bitpos not a multiple of alignment in BLKmode case.
10402 Do block move in largest possible alignment.
10403 (store_constructor): Set BITSIZE to -1 for variable size and properly
10404 in case of array of BLKmode.
10405 (expand_expr_unaligned): New function.
10406 (do_compare_and_jump): Call it.
10408 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
10409 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
10410 does not include 'o'.
10412 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
10413 both SET_DEST and SET_SRC reference a virtual register.
10414 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
10416 * integrate.c (expand_inline_function): Handle case of setting
10417 virtual stack vars register (from built in setjmp); when parameter
10418 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
10419 (subst_constant): Add new parm, MEMONLY.
10420 (expand_inline_function, integrate_parm_decls): Pass new parm.
10421 (integrate_decl_tree): Likewise.
10422 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
10423 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
10424 (copy_rtx_and_substitute, case SET): Add explicit calls to
10425 copy_rtx_and_substitute for both sides.
10427 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
10429 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
10430 within INDEX_TYPE, instead of before.
10431 (fixup_gotos): Use f->target_rtl, not the next insn,
10432 since latter may be from a later fixup.
10433 (expand_value_return): Correctly convert VAL when promoting function
10434 return; support RETURN_REG being a PARALLEL.
10435 (expand_return): When checking for result in regs and having
10436 cleanup, consider PARALLEL in DECL_RTL as being in regs.
10438 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
10440 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
10441 last_nominal_fname): Mark const.
10442 (struct include_hash: name, nshort, control_macro): Mark
10444 (struct macrodef: symnam): Mark const.
10445 (struct if_stack: fname): Mark const.
10446 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
10447 (IStable): New character-syntax array which encompasses all
10448 the old is_foo arrays.
10449 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
10450 is_space): New macros for interrogating IStable.
10451 (check_macro_name): Kill last argument. All callers changed.
10453 * cppinit.c (initialize_char_syntax): Delete.
10454 (is_idchar, is_idstart, is_hor_space, is_space,
10455 trigraph_table): Delete.
10456 (IStable): New. Initialize with clever macros to avoid
10457 information duplication.
10458 (builtin_array): Table of builtins to get rid of explicit list
10459 in initialize_builtins.
10460 (initialize_builtins): Use builtins_array.
10461 (cpp_start_read): Call init_IStable, and set IStable['$'] if
10462 opts->dollars_in_ident.
10464 * cppexp.c: Change all refs to is_xyz[] arrays to use new
10466 (cpp_parse_expr): Avoid 'format string is not constant'
10467 warning. Use ISGRAPH to identify printable chars.
10468 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
10470 (read_and_prescan): Map trigraphs to chars with open-coded
10471 if-else-if-... sequence, not a lookup table.
10472 * cpphash.c: Change all refs to is_xyz[] arrays to use new
10474 * cpplib.c: Change all refs to is_xyz[] arrays to use new
10475 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
10476 (check_macro_name): Remove ability to report an invalid
10477 assertion name, which is never used.
10478 (do_line): Constify a couple of char *'s.
10479 * cppmain.c (main): Call cpp_cleanup before returning.
10481 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
10483 * ggc.h (struct ggc_statistics): New type.
10484 (ggc_get_size): New function.
10485 (ggc_print_statistics): Likewise.
10486 * ggc-common.c (ggc_stats): New variable.
10487 (ggc_mark_rtx_children): Keep statistics.
10488 (ggc_mark_tree_children): Likewise.
10489 (ggc_print_statistics): New function.
10490 * ggc-page.c (struct globals): Add bytes_mapped field.
10491 (alloc_anon): Update it.
10492 (release_pages): Likewise.
10493 (ggc_get_size): New function.
10494 (ggc_page_print_statistics): New function.
10495 * ggc-simple.c (ggc_get_size): New function.
10497 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
10499 * flow.c (propagate_block): When the last reference to a label
10500 before an ADDR_VEC is deleted because the reference is a dead
10501 store, delete the ADDR_VEC.
10503 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
10505 * resource.c (find_free_register): Don't use the frame pointer
10506 if frame_pointer_needed.
10508 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
10510 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
10511 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
10513 * config/i960/i960.c (i960_va_start): New locals base, num.
10514 Use INDIRECT_REF instead of ARRAY_REF on valist.
10515 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
10517 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
10519 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
10521 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
10523 * tree.def (PLACEHOLDER_EXPR): Update comments.
10525 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10527 * c-common.c (check_format_info): Avoid non-literal format string
10528 warnings when `first_arg_num' is zero.
10530 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10532 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
10534 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
10536 * arm.md (casesi_insn): Add a clobber of the condition code
10539 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
10541 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
10542 used by both cc1 and cc1plus.
10544 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
10546 * config/arm/arm.c: Initialise arm_structure_size_boundary to
10547 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
10548 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
10549 to the value 32 if it has not already been defined.
10550 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
10551 Override definition in arm.h with a value of 8.
10553 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
10555 * c-pragma.c (push_alignment): Don't check the return value
10558 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
10560 * sparc.h (ADJUST_COST): Fix thinko.
10562 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
10564 * cccp.c (rescan): Fixed obp pointer handling around call to
10565 check_expand subroutine.
10567 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
10569 * gcse.c (delete_null_pointer_checks): Only record non-null info
10570 for pseudos when examining stores.
10572 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
10573 splitters for these patterns. Use "#" for output templates.
10574 (addsi3_carryin_shift): New pattern.
10576 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
10578 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
10579 of the function return register into a plain REG until
10580 after function inlining is done.
10582 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
10584 * jump.c (jump_optimize_1): If we did cross-jumping, and
10585 the data will matter, rebuild the CFG.
10586 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
10587 not optimizing. Don't run shorten_branches.
10588 * toplev.c (rest_of_compilation): Run shorten_branches after
10591 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
10593 * rtl.h (note_stores): Add additional paramter.
10594 * rtlanal.c (reg_set_p_1): Take additional paramter.
10595 (reg_set_last_1): Likewise.
10596 (reg_set_p): Adjust call to note_stores.
10597 (reg_set_last): Likewise.
10598 (note_stores): Pass data parameter to worker function.
10599 * alias.c (record_set): Take additional parameter.
10600 (init_alias_analysis): Pass it.
10601 * caller-save.c (mark_set_regs): Take additional parameter.
10602 (save_call_clobbered_regs): Pass NULL to note_stores.
10603 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
10605 (record_dead_and_set_regs_1): Likewise.
10606 (reg_dead_at_p_1): Likewise.
10607 (combine_instructions): Adjust calls to note_stores.
10608 (try_combine): Likewise.
10609 (record_dead_insn): Remove.
10610 (record_dead_and_set_regs): Adjust calls to note_stores.
10611 (reg_dead_at_p): Likewise.
10612 * cse.c (invalidate_skipped_set): Take additional parameter.
10613 (cse_check_loop_start): Likewise.
10614 (cse_check_loop_start_value): Remove.
10615 (cse_set_around_loop): Adjust calls to note_stores.
10616 * flow.c (notice_stack_pointer_modification): Take additional
10617 parameter. Remove duplicate declaration.
10618 (record_volatile_insns): Adjust calls to note_stores.
10619 * gcse.c (record_set_info): Take additional parameter.
10620 (record_last_set_info): Likewise.
10621 (invalidate_nonnull_info): Likewise.
10622 (record_set_insn): Remove.
10623 (compute_sets): Adjust calls to note_stores.
10624 (last_set_insn): Remove.
10625 (compute_hash_table): Adjust calls to note_stores.
10626 (insert_insn_end_bb): Likewise.
10627 (delete_null_pointer_checks): Likewise.
10628 * global.c (mark_reg_store): Take additional parameter.
10629 (mark_reg_clobber): Likewise.
10630 (reg_becomes_live): Likewise.
10631 (global_conflicts): Adjust calls to note_stores.
10632 (build_insn_chain): Likewise.
10633 * integrate.c (note_modified_parmregs): Take additional parameter.
10634 (mark_stores): Likewise. Make it static.
10635 (save_for_inline_nocopy): Adjust calls to note_stores.
10636 (try_constants): Likewise.
10637 * integrate.h (mark_stores): Remove declaration.
10638 * jump.c (mark_modified_reg): Take additional parameter.
10639 (thread_jumps): Adjust calls to note_stores.
10640 * local-alloc.c (validate_equiv_mem_from_store): Take additional
10642 (no_equiv): Likewise.
10643 (reg_is_set): Likewise.
10644 (validate_equiv_mem): Adjust calls to note_stores.
10645 (update_equiv_regs): Likewise.
10646 (block_alloc): Likewise.
10647 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
10648 (note_addr_stored): Take additional parameter.
10649 (note_set_pseudo_multiple_uses): Likewise.
10650 (record_initial): Likewise.
10651 (prescan_loop): Adjust calls to note_stores.
10652 (strength_reduce): Likewise.
10653 (check_dbra_loop): Likewise.
10654 * regmove.c (flags_set_1): Take additional paramter.
10655 (mark_flags_life_zones): Adjust calls to note_stores.
10656 * reload1.c (mark_not_eliminable): Take additional parameter.
10657 (forget_old_reloads_1): Likewise.
10658 (reload_cse_invalidate_rtx): Likewise.
10659 (reload_cse_check_clobber): Likewise.
10660 (reload_combine_note_store): Likewise.
10661 (move2add_note_store): Likewise.
10662 (reload): Adjust calls to note_stores.
10663 (reload_as_needed): Likewise.
10664 (emit_reload_insns): Likewise.
10665 (reload_cse_regs_1): Likewise.
10666 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
10667 (reload_combine): Adjust calls to note_stores.
10668 * resource.c (update_live_status): Take additional paramter.
10669 (mark_target_live_regs): Adjust calls to note_stores.
10670 * stupid.c (find_clobbered_regs): Take additional parameter.
10671 (stupid_life_analysis): Adjust calls to note_stores.
10673 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
10675 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
10678 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
10681 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
10682 of the variable arm_structure_size_boundary.
10684 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10686 * alias.c (init_alias_analysis): Allocate reg_known_value and
10687 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
10689 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
10690 * cse.c (cse_main): Call end_alias_analysis.
10691 * haifa-sched.c (schedule_insns): Likewise.
10692 * local-alloc. (update_equiv_regs): Likewise.
10693 * reload1.c (reload_cse_regs): Likewise.
10695 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10697 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
10698 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
10699 mapping from MASK_FPU.
10701 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
10703 * sparc.md (call): Don't bound structure return size to 0xfff.
10705 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
10707 * resource.c (mark_target_live_regs): Check that the target
10708 insn wasn't created after compute_bb_for_insn.
10710 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
10712 * ggc-page.c (poison_pages): Don't be overzealous.
10714 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
10716 * alias.c: Update comments for ADDRESS.
10717 (nonlocal_reference_p): Look inside the ADDRESS to determine if
10718 it is a local memory reference.
10720 * c-typeck.c (build_function_call): Check that the built-in
10721 function is of class BUILT_IN_NORMAL before trying to recongize
10722 it as BUILT_IN_ABS.
10723 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
10724 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
10726 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
10728 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
10730 (pre_gcse): Likewise.
10731 (hoist_expr_reaches_here_p): Likewise.
10732 (hoist_code): Likewise.
10733 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
10735 (pre_expr_reaches_here_p_work): ... here.
10736 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
10738 (expr_reaches_here_p_work): ... here.
10740 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
10742 * resource.c (find_basic_block): Delete.
10743 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
10744 (init_resource_info): Call compute_bb_for_insn.
10746 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
10748 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
10749 with already adjacent blocks, but no fallthru.
10750 (merge_blocks_move_successor_nojumps): Simplify.
10751 (debug_flow_info): New.
10753 * toplev.c (rest_of_compilation): Open jump1 dump file before
10754 jump and close after, as opposed to just using dump_rtl.
10756 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10758 * reload.h (earlyclobber_operand_p): Declare.
10759 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
10760 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
10761 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
10762 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
10764 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
10765 Richard Henderson <rth@cygnus.com>
10767 * emit-rtl.c (emit_block_insn_before): New.
10768 (emit_block_insn_after): New.
10769 * basic-block.h: Declare them.
10771 * bitmap.h: Protect from multiple inclusion.
10773 * recog.c (scratch_operand): Handle VOIDmode correctly.
10775 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
10777 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
10778 * function.c (assign_parms): Likewise.
10779 * global.c (global_conflicts): Clarify STACK_REGS commentary.
10781 * reg-stack.c (max_uid): Remove.
10782 (blocks, block_begin, block_end, block_drops_in): Remove.
10783 (block_stack_in, block_out_reg_set, block_number): Remove.
10784 (struct block_info_def, BLOCK_INFO): New.
10785 (enum emit_where): New.
10786 (current_block): New.
10787 (BLOCK_NUM): Remove.
10788 (mark_regs_pat, record_label_references): Remove.
10789 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
10791 (goto_block_pat, print_blocks, dump_stack_info): Remove.
10792 (reg_to_stack): Simplified test for existance of fp code. Use
10793 flow.c code. Call shorten_branches after cross-jump opt.
10794 (check_asm_stack_operands): Renamed from record_asm_reg_life.
10795 Return false if the asm doesn't use stack regs. Don't do life
10796 analysis on the asm.
10797 (emit_pop_insn): Replace function pointer arg `when' with
10798 enum `where'. Update all callers.
10799 (change_stack): Likewise. Update basic block end.
10800 (emit_swap_insn): Use current_block->head to limit reverse search
10801 for start of block. Use emit_block_insn_after.
10802 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
10803 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
10804 structure assignment instead of bcopy.
10805 (print_stack): New.
10806 (convert_regs_entry, convert_regs_exit): New.
10807 (convert_regs_1, convert_regs_2): Split out from convert_regs.
10808 Work on basic blocks and the CFG.
10809 (convert_regs): Use them.
10811 * i386.c (output_fix_trunc): Remove code for DImode input operand
10812 not at top-of-stack.
10813 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
10815 (fix_truncdi_1): Allow any mode scratch.
10817 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
10819 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
10820 * linux.h, netbsd.h, vms.h: Not here.
10822 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
10824 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
10825 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
10826 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
10827 CONDITIONAL_REGISTER_USEAGE): Use them.
10828 * config/mips/mips.c (mips_move_1word,mips_move_2words,
10829 gen_conditional_branch,override_options) : Use them.
10830 * config/mips/mips.md : Use them.
10832 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
10834 * i386.md (zero_extendqihi2): Use SImode register name with andl.
10836 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
10838 * integrate.c (function_cannot_inline_p): Don't allow inlining
10841 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10843 * c-parse.in (cast_expr): Constify.
10845 * cccp.c (special_symbol): Likewise.
10847 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
10849 * dwarf2out.c (base_type_die): Likewise.
10851 * global.c (allocno_compare): Likewise.
10853 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
10855 * regclass.c (fix_register): Likewise.
10857 * rtl.h (fix_register): Likewise.
10859 * stupid.c (stupid_reg_compare): Likewise.
10861 * toplev.c (decode_f_option): Likewise.
10863 * tree.c (build_complex_type): Likewise.
10865 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
10867 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
10869 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10871 * reload.c (find_reloads): Compute mode and nregs fields of all
10873 * reload1.c (calculate_needs_all_insns): Simplify a bit.
10874 (calculate_needs): Use precomputed mode/nregs values.
10875 (allocate_reload_reg): Likewise.
10877 (failed_reload, set_reload_reg): ... new functions.
10878 (choose_reload_regs_init): New function, mostly broken out from...
10879 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
10880 Also lose one #if 0 block.
10882 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
10884 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
10887 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
10889 * tree.h (BLOCK_TYPE_TAGS): Remove.
10890 (BLOCK_END_NOTE): Likewise.
10891 (BLOCK_LIVE_RANGE_FLAG): Likewise.
10892 (BLOCK_LIVE_RANGE_START): Likewise.
10893 (BLOCK_LIVE_RANGE_END): Likewise.
10894 (tree_block): Remove live_range_flag, live_range_var_flag, and
10895 type_tags. Remove end_note, live_range_start, and live_range_end.
10896 (remember_end_note): Remove prototype.
10897 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
10898 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
10900 * ggc-common.c (ggc_mark_tree_children): Don't mark
10901 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
10902 * integrate.c (adjust_copied_decl_tree): Remove.
10903 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
10904 * stmt.c (last_block_end_note): Remove.
10905 (init_stmt): Don't add a GC root for it.
10906 (expand_fixup): Don't set it.
10907 (remember_end_note): Remove.
10908 (expand_end_bindings): Don't set last_block_end_note.
10910 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10912 * reload1.c (reload_reg_free_for_value_p): Show
10913 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
10916 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
10918 * expmed.c (extract_bit_field): Allow for the case of non-integer
10919 objects that are smaller than a word (like SFmode on a 64-bit
10922 * loop.c (basic_induction_var): A non-integer variable which is
10923 being set by a paradoxical subreg is probably not a biv.
10925 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10927 * prefix.c (translate_name) Check for empty prefix string.
10929 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
10931 * Makefile.in (CPP_CROSS_NAME): New variable.
10932 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
10934 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
10935 names of the files to be uninstalled.
10937 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
10939 * collect2.c (IS_DIR_SEPARATOR): Define.
10940 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
10942 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
10945 * haifa-sched.c (add_dependence): Update the true dependency
10946 cache the first time we add a true dependence to the LOG_LINKS chain.
10948 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
10950 * fold-const.c (fold): Fix comment.
10952 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10954 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
10955 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
10956 dbxout_start_new_source_file, dbxout_source_file,
10957 dbxout_source_line, dbxout_finish, dbxout_type_fields,
10958 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
10960 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
10961 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
10962 (dbxout_block): Initialize variable `blocknum'.
10964 * dbxout.h (dbxout_init, dbxout_finish,
10965 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
10966 dbxout_args, dbxout_source_line): Constify a char*.
10968 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
10969 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
10970 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
10971 low_pc_attribute, high_pc_attribute, body_begin_attribute,
10972 body_end_attribute, comp_dir_attribute, sf_names_attribute,
10973 src_info_attribute, mac_info_attribute, producer_attribute,
10974 lookup_filename, generate_macinfo_entry, fundamental_type_code,
10975 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
10976 dwarfout_undef): Constify a char*.
10977 (add_incomplete_type, retry_incomplete_types): Add prototypes.
10979 * dwarfout.h (dwarfout_define, dwarfout_undef,
10980 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
10982 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
10984 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
10985 (MULTILIB_ISA_DEFAULT): New.
10986 (MULTILIB_DEFAULTS): Use it.
10987 * config/mips/mips.c (): Remove the now unnecessary definition
10988 of MIPS_ISA_DEFAULT.
10989 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
10990 unnecessary definition.
10992 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
10994 * arm.md (pic_load_addr): Add constraints to operand 1.
10996 1999-10-25 Bruce Korb <autogen@linuxbox.com>
10998 * fixinc/genfixes: Provide a means for specifying -D options to
11001 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
11003 * arm.c (arm_override_options): Correct initialization of
11004 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
11005 arm_is_strong, and arm_is_6_or_7.
11007 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
11008 (note_set_pseudo_multiple_uses): New function.
11009 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
11010 if a pseudo set in the loop exit is used elsewhere.
11012 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
11014 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
11016 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
11018 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
11019 a single load-address pattern.
11021 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
11023 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
11024 depending on whether or not line-number notes are present.
11026 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11028 * cccp.c (progname, file_buf, default_include, include_file,
11029 macrodef, definition, hashval, wchar_type, user_label_prefix,
11030 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
11031 expand_to_temp_buffer, is_system_include, base_name,
11032 absolute_filename, read_name_map, open_include_file,
11033 record_control_macro, check_precompiled, check_preconditions,
11034 pcfinclude, pass_thru_directive, create_definition,
11035 check_macro_name, comp_def_part, collect_expansion,
11036 check_assertion, read_token_list, assertion_install,
11037 assertion_lookup, eval_if_expression, conditional_skip,
11038 validate_else, skip_quoted_string, quote_string, macarg1,
11039 error_from_errno, install, lookup, hashf, dump_defn_1,
11040 perror_with_name, pfatal_with_name, main, trigraph_pcp,
11041 check_white_space, rescan, handle_directive, monthnames,
11042 special_symbol, do_include, remap_include_file, write_output,
11043 arglist, do_assert, do_unassert, do_line, do_error, do_once,
11044 do_ident, do_sccs, do_xifdef, skip_if_group,
11045 output_line_directive, macroexpand, macarg, change_newlines,
11046 initialize_builtins, make_definition): Constify a char*.
11048 * pcp.h (stringdef): Likewise.
11050 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
11052 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
11055 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
11056 Richard Henderson <rth@cygnus.com>
11058 * alias.c: Include ggc.h.
11059 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
11060 (record_set): Verify enough room in reg_base_value.
11061 (init_alias_analysis): Allocate reg_base_value with xcalloc.
11062 Register it as a GC root.
11063 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
11064 * Makefile.in (alias.o): Depend on ggc.h.
11066 * unroll.c (unroll_loop): Verify the insn before a barrier
11067 is a JUMP_INSN before checking JUMP_LABEL.
11069 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11071 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
11072 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
11073 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
11074 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
11075 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
11076 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
11078 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11080 * output.h (ctors_section, dtors_section, bss_section): Prototype.
11082 * alpha/alpha-interix.h (text_section): Delete prototype.
11083 * alpha/elf.h (text_section): Likewise.
11084 * arm/linux-elf.h (text_section): Likewise.
11085 * arm/linux-telf.h (text_section): Likewise.
11086 * c4x/c4x.h (text_section): Likewise.
11087 * dsp16xx/dsp16xx.h (bss_section): Likewise.
11088 * elfos.h (text_section): Likewise.
11089 * i386/aix386ng.h (text_section): Likewise.
11090 * i386/i386-interix.h (text_section): Likewise.
11091 * i386/sco5.h (text_section): Likewise.
11092 * i386/svr3gas.h (text_section): Likewise.
11093 * nextstep.h (text_section): Likewise.
11094 * psos.h (text_section): Likewise.
11095 * ptx4.h (text_section): Likewise.
11096 * svr3.h (text_section): Likewise.
11097 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
11099 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11101 * final.c (peephole): Delete prototype.
11103 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
11104 (pre_insert_copies): Remove unused variable `bb'.
11106 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
11109 * output.h (peephole): Add prototype.
11111 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
11113 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
11116 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
11118 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
11119 for inlined declarations.
11121 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
11123 * arm.c (logical_binary_operator): New fucntion.
11124 * arm.h (logical_binary_operator): Declare it.
11125 (PREDICATE_CODES): Handle logical_binary_operator.
11126 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
11127 output constraints. Add appropriate splitters.
11128 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
11129 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
11130 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
11132 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11134 * genoutput.c (struct operand_data): New elt eliminable.
11135 (output_operand_data): Write it.
11136 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
11137 (compare_operands): Take it into account.
11138 * recog.h (struct insn_operand_data): New elt eliminable.
11139 * reload1.c (check_eliminable_occurrences, elimination_effects): New
11141 (old_asm_operands_vec, new_asm_operands_vec): Delete.
11142 (eliminate_regs): Move code that detects changes to elimination
11143 target regs into new function elimination_effects.
11144 Delete one #if 0 block.
11145 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
11146 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
11147 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
11148 Only call eliminate_regs for real operands of the insn, not for parts
11149 of its structure or parts matched by things like match_operator.
11150 Use elimination_effects and check_eliminable_occurrences. Use
11151 copy_insn to duplicate the pattern when not in the final pass.
11153 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
11155 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
11158 1999-10-22 Bruce Korb <autogen@linuxbox.com>
11160 * fixinc/README: document the "mach" machine matching test
11161 * fixinc/fixfixes.c: Implement the #else/#endif label fix
11162 * fixinc/fixtests.c: Implement the #else/#endif label test
11163 * fixinc/inclhack.def: utilize these tests and fixes
11164 * fixinc/inclhack.sh: regen
11165 * fixinc/fixincl.x: regen
11166 * fixinc/fixincl.sh: regen
11168 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
11170 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
11173 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
11175 * gcc.1: Document exit codes.
11177 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11179 * calls.c: Include tm_p.h later, so everything we need is defined.
11180 * expr.c: Likewise.
11181 * function.c: Likewise.
11183 * except.c: Include tm_p.h.
11185 * sparc.c: Likewise.
11186 (dwarf2out_cfi_label): Don't prototype.
11187 (check_return_regs, epilogue_renumber,
11188 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
11189 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
11190 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
11191 ultra_schedule_insn): Add static prototype.
11192 (data_segment_operand, text_segment_operand): Call itself with the
11193 proper number of arguments.
11194 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
11196 * sparc.h: Move all declarations to sparc-protos.h.
11197 (SELECT_RTX_SECTION): Pass a missing MODE argument to
11200 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
11202 * config/svr4.h (text_section, ctors_section, dtors_section): Add
11204 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
11205 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
11206 ASM_OUTPUT_ASCII): Constify a char*.
11208 * sparc-protos.h: New file for sparc prototypes.
11210 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11212 * function.c (record_insns, contains): Always declare and define.
11213 (record_insns): Mark with ATTRIBUTE_UNUSED.
11215 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
11217 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
11218 to .section when outputting a .bss section to deal with multiple
11219 .bss input sections (as happens with -fdata-sections)
11220 Also output %progbits, not @progbits so the assembler doesn't treat as
11222 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
11224 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
11225 thumb parts even when building with non-thumb CPUs, by forcing
11228 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
11230 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
11231 (movdf_const_intreg_sp64): Similarly.
11233 * local-alloc.c (update_equiv_regs): Check the correct insn
11234 for pre-existing REG_EQUIV notes.
11236 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
11238 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
11239 block reached by a branch if we're not going to actually process
11242 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
11244 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
11245 a local extern function declaration.
11247 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
11249 * i386.c (ix86_expand_prologue): Properly wrap USE around
11250 reg for CALL_INSN_FUNCTION_USAGE.
11252 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
11254 * config/mips/mips.md (movdf_internal1a): Allow floating-point
11255 move between GP_REGs.
11257 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
11259 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
11260 the mode size when finding out if an offset is legal.
11262 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
11264 * basic-block.h (PROP_*): Move constants from ...
11265 * flow.c: ... here.
11266 (compute_bb_for_insn): Free the array before reallocating.
11267 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
11268 (allocate_reg_life_data): Reset all reg variables collected by
11270 (get_block_head_tail): Don't convert from bb to block.
11271 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
11272 (find_insn_reg_weight): Take block not bb.
11273 (schedule_block): Don't set block num for moved insns.
11274 (schedule_region): Don't update_life_info or find_insn_reg_weight.
11275 (schedule_insns): Do it here instead.
11276 * combine.c (combine_instructions): Invoke compute_bb_for_insn
11277 before update_life_info.
11278 * recog.c (split_all_insns, peephole2_optimize): Update for
11279 new arg to update_life_info.
11280 * rtlanal.c (remove_note): Cope with NULL note.
11281 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
11284 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
11286 * jump.c (jump_optimize_1): More accurately detect casesi insns.
11288 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
11289 block records so that merge_blocks_nomove will clean up correctly.
11290 (split_edge): Handle casesi insns.
11292 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
11294 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
11296 * pa.md (call, call_value): Do not emit a blockage after restoring
11299 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
11301 * c-typeck.c (c_expand_asm_operands): Fix typo.
11303 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11305 * arm.c (fpu_rhs_operand): Verify modes.
11306 (fpu_add_operand): Likewise.
11307 (di_operand): Likewise.
11308 (soft_df_operand): Likewise.
11310 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
11312 * arm.c (arm_return_in_memory): APCS rules state that the elements
11313 of a structure returned in a register must be 'integer-like'.
11315 1999-10-19 Bruce Korb <autogen@linuxbox.com>
11317 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
11318 in the source tree when the generated targets are out of date
11319 * fixinc/genfixes: Alter it to run individual fixes for make.
11320 * fixinc/README: rewrite
11321 * fixinc/inclhack.def: moved initial comments to README
11323 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
11325 * toplev.c (main): Do not generate an error message if an
11326 unrecognised command line switch is recognisable by another
11327 language. If extra_warnings are enabled, then generate a
11328 warning message instead.
11330 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
11332 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
11333 (insert_pack_attributes): Delete prototype.
11335 * c-pragma.c (default_alignment): New static variable.
11336 (push_alignment): Initialize to current effective alignment.
11337 (pop_alignment): Use to set new alignment.
11338 (insert_pack_attributes): Delete function.
11339 (handle_pragma_token): Set default_alignment as well each time
11340 a #pragma pack(<n>) is encountered.
11342 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
11344 * reg-stack.c (stack_result): Aggregates are not returned in
11347 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
11349 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
11351 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
11353 * basic-block.h (set_block_num): Declare.
11354 * flow.c (update_life_info): Don't call compute_bb_for_insn
11355 or free_basic_block_vars.
11356 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
11357 (insn_orig_block): Remove.
11358 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
11359 (schedule_block): Keep BLOCK_NUM up-to-date.
11360 (schedule_insns): Use compute_bb_for_insn.
11361 * recog.c (split_all_insns): Likewise.
11362 (peephole2_optimize): Likewise.
11364 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
11366 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
11367 if the pic register is used.
11369 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11371 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
11372 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
11373 if that tests TREE_PERMANENT.
11375 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
11377 * cse.c (invalidate_for_call): Do not remove memory references from
11378 the table here. It's handled elsewhere.
11380 * haifa-sched.c (add_dependence): Protect references to the
11381 true dependency cache with #ifdef INSN_SCHEDULING.
11382 (remove_dependence): Similarly.
11384 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
11385 to the cfg code that this is a return instruction.
11386 * mn10300.md (return_internal): Similarly.
11388 * combine.c (get_last_value): If the last set of a register
11389 is after subst_low_cuid, then we can not use it to determine
11390 the register's last value.
11392 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
11394 * Makefile.in: Back out previous change.
11396 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
11398 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
11400 * haifa-sched.c (add_dependence): Only check/update the cache
11402 (remove_dependence): Likewise.
11403 (schedule_insns): Only create the true_dependency_cache if the
11404 average number of instructions in a basic block is very large.
11406 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
11408 * Makefile.in (ggc-common.o): Depend on genrtl.h.
11409 (ggc-simple.o): Likewise.
11410 (ggc-page.o): Likewise.
11412 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
11414 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
11415 Prototype for exported functions.
11416 (pre_lcm, pre_rev_lcm): Remove prototypes.
11417 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
11418 (compute_available): Move to lcm.c, and change parameter order.
11419 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
11420 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
11421 (gcse_main): No longer call compute_preds_succs. Rebuild the
11422 set table after reach pre pass.
11423 (pre_insert_map, pre_delete_map, edge_list): New.
11424 (alloc_pre_mem): Allocate edge vectors.
11425 (free_pre_mem): Delete edge vectors.
11426 (compute_pre_data): Call new edge based lcm routines.
11427 (process_insert_insn): New function.
11428 (insert_insn_end_bb): Use it.
11429 (pre_edge_insert): New function.
11430 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
11432 (pre_insert_copies): Revamp using new edge based lcm outputs.
11433 (pre_delete): Likewise.
11434 (one_pre_gcse_pass): Insert & remove fake edges to the exit
11436 (compute_code_hoist_vbeinout): New new edge based routines.
11437 * lcm.c: Remove all the old LCM functions. Replace with new ones
11438 that work with the new cfg datastructures and work with edges
11441 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11443 * reload.h (struct reload): Add new fields "mode" and "nregs".
11444 * reload1.c: Change all occurrences of reload_mode and reload_nregs
11445 to reference the "mode" and "nregs" field within struct reload.
11447 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
11449 * haifa-sched.c (true_dependency_cache): New.
11450 (add_dependence): Use the true dependency cache to avoid expensive
11451 walks down the LOG_LINKS dependency list. Add entries to the
11452 cache as necessary.
11453 (remove_dependence): Remove entries from the true dependency cache
11455 (schedule_insns): Allocate and initialize and free the true
11458 * haifa-sched.c (schedule_insns): Do not remove inter-block
11459 dependencies anymore.
11461 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
11463 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
11464 * i386/t-winnt: Likewise.
11466 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
11468 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
11470 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
11472 * Makefile.in (LANGUAGES): Omit "proto".
11473 (clean): Remove stale comment about removing unprotoize.c.
11475 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11477 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
11478 using arithmetic on void pointers.
11480 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
11482 * haifa-sched.c (compute_block_forward_dependencies): Only check
11483 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
11485 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
11487 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
11488 (expr_equiv_p): Reject memories with different alias sets.
11490 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
11492 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
11493 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
11494 (f_options): Add "bounded-pointers" and "bounds-check" entries.
11495 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
11496 (lang_init): Set default for flag_bounds_check if still "unspecified".
11498 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11500 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
11502 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11504 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
11507 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11509 * config/c4x/c4x.md (*db_noclobber,
11510 *decrement_and_branch_until_zero_noclobber): New patterns and
11511 associated splitters.
11513 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11515 * config/c4x/c4x.md (parallel instruction patterns): Rework
11516 constraints to keep reload happy.
11518 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11520 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
11521 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
11522 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
11523 Add new patterns and associated post-reload splitters.
11525 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11527 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
11529 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11531 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
11533 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
11535 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11537 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
11540 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
11542 * pa.c (move_operand): Rely on memory_address_p to determine the
11543 validity of non-indexed memory addresses.
11544 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
11545 operand in DFmode and SFmode when generating PA2.0 code.
11547 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
11549 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
11551 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
11553 * mips.c (function_prologue): Fix argument types.
11554 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
11555 (casesi_internal): Write to the scratch register.
11557 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
11559 * cppexp.c (cpp_parse_escape): Make static. Change second arg
11561 (parse_charconst): Delete unnecessary cast when calling
11563 (cpplib.h): Kill prototype of cpp_parse_escape.
11565 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
11567 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
11568 * unroll.c (unroll_loop): Cast return value of alloca.
11569 * i370/i370.c: Include function.h and toplev.h.
11570 (i370_label_scan): Remove c++ commented abort.
11571 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
11572 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
11573 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
11574 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
11576 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
11578 * config/t-freebsd: Do not override USER_H.
11579 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
11581 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
11582 Mumit Khan <khan@xraylith.wisc.edu>
11584 * c-parse.in (component_decl): Support anonymous struct/union.
11586 * c-parse.y: Regenerate.
11587 * c-parse.c: Likewise.
11588 * objc/objc-parse.y: Likewise.
11589 * objc/objc-parse.c: Likewise.
11590 * c-decl.c (finish_struct): Don't sort the fields.
11591 (field_decl_cmp): Delete unused function.
11593 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
11595 * sparc.md (movsf_const_intreg): Revert last constraint change.
11596 (movdf_const_intreg_sp32): Likewise.
11598 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
11600 * cse.c: Include hashtab.h instead of splay-tree.h
11601 (struct cse_reg_info): No longer use variant union. Add new
11602 field "regno". All references changed to avoid union.
11603 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
11604 (free_cse_reg_info): Remove.
11605 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
11606 (get_cse_reg_info): Revamp to use expandable hash tables instead
11607 of splay trees. Initialize new fields in cse_reg_info structure.
11608 (new_basic_block): Similarly.
11610 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
11612 * genrecog.c (message_with_line): Prototype.
11613 (validate_pattern): Pass along the set for the dest, not a flag.
11614 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
11615 Check for PC/CC0 as sources.
11616 (nodes_identical): Check for children position match before
11617 allowing the combination.
11619 * rtl.c (read_rtx): Track line number across \\\n.
11621 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
11623 * mips.h (SPECIAL_MODE_PREDICATES): New.
11624 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
11625 (movdi+1, movsi+1): Add output reload constraint.
11626 (casesi_internal): Likewise. Fix commentary.
11627 (return_internal): Use pmode_register_operand.
11629 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
11631 * 1750a.md (movstrqi): Add missing output reload constraint.
11632 (call_value): Likewise.
11633 * a29k.md (cpxxx patterns): Add missing match_operator mode.
11634 (jmpfdec): Add missing inout reload constraint.
11635 * elxsi.md (addsi patterns): Add missing output reload constraint.
11636 (move from sp): Use @ alternates.
11637 (call_value): No constraint on output.
11638 * fr30.md (movsi_pop): Add missing output reload constraint.
11639 (movsf_constant_store): Likewise.
11640 (splits): Remove constraints.
11641 (subsi3): Add missing mode.
11642 * i370.md (cmpstrsi+1): Add missing output reload constraint.
11643 (call_value): Likewise.
11644 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
11645 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
11646 * m32r.md (movsicc_internal): Add output reload constraint.
11647 (movstrsi_internal): Add inout reload constraints.
11648 * m88k.h (reg_names): Don't declare.
11649 (SPECIAL_MODE_PREDICATES): New.
11650 * m88k.md (*): Use register_operand not reg_or_0_operand
11652 * mn10200.h (PREDICATE_CODES): New.
11653 * ns32k.md (ffs pattern): Add output reload constraint.
11654 * pdp11.md (sob pattern): Add inout reload constraint.
11655 * sh.md (splits): Remove constraints.
11656 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
11657 * v850.md (pattern_is_ok_for_epilogue): Likewise.
11658 * vax.md (jgequ pattern): Add inout reload constraint.
11660 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
11662 * configure.in (djgpp): Revert previous patch.
11663 * configure: Rebuit.
11664 * config/i386/djgpp.h: Revert previous patch.
11666 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
11668 * fixinc/inclhack.def: Restore patch lost during last merge of
11669 "no_bogosity" branch.
11670 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11672 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
11674 * fixincludes: Add a HPUX 11 fix for inttypes.h.
11675 * fixinc/inclhack.def: Same.
11676 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
11678 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
11680 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
11681 as the base of a PLUS.
11683 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11685 * config/c4x/c4x.md: Define mode for remaining unspec operators.
11686 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
11688 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
11690 * pa.md (post_stw+1): Use pmode_register_operand.
11691 (dcacheflush, icacheflush): Likewise.
11693 * i386.md (movstricthi_1): Allow r/r.
11695 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
11697 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
11698 to (not (and (arg0) (arg1))). Similary for and.
11700 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
11701 fallthrough to associate code.
11702 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
11705 * combine.c (simplify_logical): Convert XOR to IOR if operands have
11706 no bits in common; remove XOR to ROTATE conversion.
11708 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11710 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
11712 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11714 * config/c4x/c4x.c (dst_operand): New.
11715 (PREDICATE_CODES): Update.
11716 * config/c4x/c4x.h (dst_operand): Declare it.
11717 * config/c4x/c4x.md: Define mode for each unspec usage.
11718 (move patterns): Use dst_operand predicate instead of src_operand.
11719 (movqi_update, movqf_update): Delete.
11721 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
11723 * recog.c (pmode_register_operand): New.
11724 * recog.h: Declare it.
11725 * genrecog.c (pred_codes): Likewise.
11726 (special_mode_pred_table): Likewise.
11727 (validate_pattern): Don't warn no mode for address_operand.
11729 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
11730 if the operand is not insn-like.
11732 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
11733 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
11735 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
11737 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
11739 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
11740 instead of general_operand in a SET_DEST. Use const_double_operand
11741 instead of an explicit test against CONST_DOUBLE.
11742 (movsf_const_lo): Add missing register mode.
11743 (goto_handler_and_restore): Add auxiliary test for Pmode.
11744 (flush): Adjust to use address_operand.
11745 (return_sf_no_fpu): Add missing output constraint.
11747 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
11749 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
11750 for call return value.
11751 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
11753 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
11755 * toplev.c (main): Only warn about options for other languages.
11756 * collect2.c (main): Pass -w to sub-gcc.
11758 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
11760 * flow.c (propagate_block): Add call-clobbered registers to
11763 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
11764 zapping mem_set_list.
11765 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
11766 (mark_set_1, mark_used_regs): Likewise.
11768 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
11770 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
11772 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11774 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
11775 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
11776 options. Also add a new item "C-only Warning Options" to the
11779 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
11781 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
11782 from multiple calls.
11784 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
11786 * i386.md (call value patterns): Move to the end of the file.
11787 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
11789 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
11791 * configure.in (djgpp configuration): Define extra_objects..
11792 * configure: Rebuilt.
11793 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
11794 (DTORS_SECTION_ASM_OP): Define.
11795 (INIT_SECTION_ASM_OP): Define.
11796 (FINI_SECTION_ASM_OP): Define.
11797 (DATA_SECTION_ASM_OP): Define.
11798 (TEXT_SECTION_ASM_OP): Define.
11799 (EH_FRAME_SECTION_ASM_OP): Define.
11800 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
11801 (STARTFILE_SPEC): Add crtbegin.o.
11802 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
11803 to here from LINK_COMMAND_SPEC.
11804 (DO_GLOBAL_CTORS_BODY): Define.
11805 (CRTSTUFF_USE_FINI_SECTION): Define
11806 (HAS_INIT_SECTION): Delete.
11808 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
11810 * Makefile.in (all.cross): Depend on xcpp$(exeext).
11812 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
11814 * pa.h (PREDICATE_CODES): New.
11816 * genrecog.c (validate_pattern): Condense the destination
11817 non-lvalue message.
11819 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
11821 * alpha.md (call-1): Supply missing mode for operator.
11822 (*): Add missing output reload constraints. Remove constraints
11823 from define_splits.
11825 * i386.h (SPECIAL_MODE_PREDICATES): New.
11826 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
11827 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
11828 (addsi_lea_3): Add missing mode for op 3.
11829 (prologue_set_got, prologue_get_pc): Add missing modes.
11830 (*) Add missing output reload constraints.
11832 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
11834 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
11835 check for member bit-size overflow and use var_size if it occurs.
11836 (layout_record): Use bitsize_int() to define the type size in bits.
11837 Likewise for computation and assignment to DECL_FIELD_BITPOS.
11838 (layout_decl): Likewise when assigning to DECL_SIZE.
11840 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
11842 * genrecog.c (validate_pattern): Typo last change. Verify
11843 that output operands have output reloads.
11845 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
11847 * genrecog.c (special_mode_pred_table): New.
11848 (NUM_SPECIAL_MODE_PREDS): New.
11849 (find_operand): New.
11850 (validate_pattern): New argument `insn'. Warn for assignment to
11851 any predicate accepting non-lvalues. Conditionaly warn for
11852 match_operand without a mode. Try much harder to match source
11853 and destination modes on a set.
11854 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
11856 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
11858 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
11860 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
11862 * combine.c (simplify_logical): Recognize xor pattern that encodes
11865 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11867 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
11870 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
11872 * ggc-page.c (MAP_FAILED): Provide default.
11874 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
11876 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
11877 * sparc.h (PREDICATE_CODES): Update.
11879 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
11881 * alpha.c (some_ni_operand): New.
11882 * alpha-protos.h: Declare it.
11883 * alpha.h (PREDICATE_CODES): Update.
11884 * alpha.md (sXaddq reload insns): Use some_ni_operand
11885 for SET_DEST instead of some_operand.
11887 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
11888 Jim Wilson <wilson@cygnus.com>
11890 * genrecog.c (maybe_both_true_2): Don't compare modes of
11892 (process_tree): Elide peephole2_insns. Invoke simplify_tests
11893 after find_afterward.
11894 (debug_decision_1): Dump next and afterward codes.
11896 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
11898 * rtl.c (dump_and_abort): Remove.
11899 (fatal_with_file_and_line): New.
11900 (fatal_expected_char): New.
11901 (read_rtx_lineno, read_rtx_filename): New.
11902 (read_skip_spaces): Track line number.
11903 (read_name): Use fatal_with_file_and_line.
11904 (read_rtx): Use fatal_expected_char. Track line number.
11905 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
11907 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
11908 if it isn't a CODE_LABEL.
11910 * genattr.c (main): Set read_rtx_filename.
11911 * genattrtab.c (main): Likewise.
11912 * gencodes.c (main): Likewise.
11913 * genconfig.c (main): Likewise.
11914 * genemit.c (main): Likewise.
11915 * genextract.c (main): Likewise.
11916 * genflags.c (main): Likewise.
11917 * genopinit.c (main): Likewise.
11918 * genoutput.c (main): Likewise.
11919 * genpeep.c (main): Likewise.
11921 * genrecog.c (decision_test.u.insn): Add `lineno'.
11922 (pattern_lineno, error_count): New variables.
11923 (message_with_line): New.
11924 (add_to_sequence): Break out checking code to ...
11925 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
11926 (merge_insn): Use message_with_line.
11927 (make_insn_sequence): Use validate_pattern. Record insn lineno.
11928 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
11930 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11932 * expr.c (store_constructor): Clear union if constructor is empty.
11934 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
11936 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
11937 Add !endian checks. Change %{...} to %(...).
11939 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
11941 * i386.md (*addsi3_cc): Renamed from addcsi3.
11942 (*addsi3_carry): Renamed from addxsi3.
11943 (*subsi3_cc): Renamed from subcsi3.
11944 (*subsi3_carry): Renamed from subxsi3.
11945 (*xorqi_cc_1): Renamed from xorcqi_1.
11946 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
11947 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
11949 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
11951 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
11952 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
11954 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
11956 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
11957 climb up the chain of insns.
11959 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
11961 * genrecog.c (write_subroutine): Careful for null trees.
11962 (process_tree): Don't elide empty functions.
11964 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
11966 * Makefile.in (genrtl.o): Depend on ggc.h.
11967 * configure.in (valloc): Probe for it.
11968 (with-gc): Use ggc-page if valloc present.
11969 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
11970 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
11971 (ggc_alloc_string): Moved from ggc-page.c.
11972 * ggc-none.c (ggc_alloc_obj): New.
11973 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
11974 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
11975 (struct globals): Likewise for dev_zero_fd.
11976 (init_ggc): Likewise for it's initialization.
11977 (ggc_allocated_p): Move careful dereference from ...
11978 (ggc_lookup_page_table): ... here. Delete.
11979 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
11980 (alloc_anon): Use valloc if no mmap.
11981 (release_pages): Use free if using valloc.
11982 (ggc_alloc_obj): Renamed from alloc_obj.
11983 (ggc_set_mark): Renamed from mark_obj.
11984 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
11985 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
11986 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
11987 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
11988 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
11989 (ggc_collect): Use fp printing instead of our own rounding.
11990 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
11991 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
11992 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
11993 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
11994 (struct ggc_string, struct ggc_any): Delete.
11995 (offsetof): Provide default definition.
11996 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
11998 (struct ggc_mem): New, from corpse of ggc_any.
11999 (struct ggc_status): Delete.
12000 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
12001 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
12002 (n_strings_collected, n_anys_collected): Delete.
12003 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
12004 (ggc_alloc_string, ggc_alloc): Delete.
12005 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
12006 (ggc_free_string, ggc_free_any): Delete.
12007 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
12008 (ggc_compare_addresses, ggc_mark_string): Delete.
12009 (ggc_mark_string_if_gcable, ggc_mark): Delete.
12010 (search_data): Delete.
12011 (struct globals): New.
12012 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
12013 (tree_insert, tree_lookup): New.
12014 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
12015 (clear_marks, sweep_objs): New.
12016 (ggc_collect): Gut. Use clear_marks, sweep_objs.
12017 (init_ggc): Set allocated_last_gc.
12018 (ggc_push_context): Gut. Use G.context.
12019 (ggc_pop_context): Likewise.
12020 (ggc_pop_context_1): New.
12021 (debug_ggc_tree): New.
12022 (debug_ggc_balance, tally_leaves): New.
12023 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
12024 (ggc_mark_string_if_gcable): Remove decl.
12025 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
12026 (ggc_mark_rtvec_children): New.
12027 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
12028 (ggc_mark_if_gcable): New decl.
12029 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
12030 (ggc_alloc_tree, ggc_alloc): Likewise.
12031 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
12032 (ggc_alloc_obj): New decl.
12033 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
12034 (ggc_alloc_tree, ggc_alloc): Likewise.
12035 (ggc_set_mark): New decl.
12036 * rtl.h (struct rtx_def): Remove gc_mark.
12037 (struct rtvec_def): Likewise.
12038 * tree.h (struct tree_common): Likewise.
12040 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
12042 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
12043 float_format and thread_file definitions.
12044 * configure: Rebuilt.
12046 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
12048 * extend.texi (Function Names): Document types of function names.
12050 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12052 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
12053 an earlyclobbered output conflict with RELOAD_INPUT reloads.
12055 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12057 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
12059 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12061 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
12063 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
12065 * collect2.c (main): Do prelimnary link on AIX if rflag.
12067 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
12069 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
12070 __CTOR_LIST__ in opposite order, which is the correct order for sorted
12072 (__do_global_dtors): similarly for __DTOR_LIST__.
12074 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12075 Diego Novillo <dnovillo@cygnus.com>
12077 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
12080 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
12082 * fixincl/*: Merged "no_bogosity" branch
12083 * fixincl/fixlib.h: protect against doubly defining t_bool
12084 * fixincl/server.h: protect against doubly defining t_bool
12086 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
12088 * genoutput.c: Include toplev.h.
12090 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
12092 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
12094 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
12095 * configure: Regenerate.
12097 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
12099 * gcse.c (delete_null_pointer_checks): Returns void.
12101 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12103 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
12104 * emit-rtl.c (copy_insn_1): Likewise.
12106 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
12108 * config/mips/mips.c (mips_build_va_list): Correct
12109 TREE_CHAIN setting when hard-float.
12110 (mips_va_start): Use corrected setting.
12111 (mips_va_arg): Likewise. Also pass a tree to build of
12112 POSTINCREMENT_EXPR rather than a naked 'int'.
12114 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
12116 * ggc.h (ggc_push_context): Fix comment.
12117 (ggc_pop_context): Likewise.
12118 (mark_string_if_gcable): Likewise.
12119 * ggc-common.c (ggc_mark_rtx_children): Use
12120 ggc_mark_string_if_gcable.
12121 * ggc-page.c (ggc_lookup_page_table): New function.
12122 (ggc_allocated_p): Likewise.
12123 (mark_obj): Fix formatting.
12124 (ggc_mark_string_if_gcable): New function.
12125 * ggc-simple.c (ggc_allocated_strings): New variable.
12126 (ggc_strings_used): Likewise.
12127 (ggc_compare_addresses): New function.
12128 (ggc_pop_context): Pop the `any' memory too.
12129 (ggc_mark_string_if_gcable): New function.
12130 (ggc_collect): Initialize and tear down ggc_allocated_strings.
12132 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
12134 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
12135 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
12136 * rs6000.c (expand_block_move): Match movstrsi_?reg register
12139 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
12141 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
12142 (sched_reg_live_length, sched_reg_basic_block): Delete.
12143 (current_block_num, bb_live_regs, old_live_regs): Delete.
12144 (dead_notes, struct sometimes): Delete.
12145 (sched_note_set, birthing_insn_p): Delete.
12146 (adjust_priority): Gut useless reg lifetime code.
12147 (create_reg_dead_note, attach_deaths): Delete.
12148 (attach_deaths_insn, new_sometimes_live): Delete.
12149 (finish_sometimes_live): Delete.
12150 (find_pre_sched_live, find_post_sched_live): Delete.
12151 (update_reg_usage): Delete.
12152 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
12153 (schedule_insns): Delete reg lifetime code.
12154 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
12155 (unlink_other_notes): Adjust REG_NOTE commentary.
12156 (reemit_notes): Use REG_SAVE_NOTE.
12157 (schedule_block): Likewise.
12158 (schedule_region): Allocate bitmap of blocks in region. Use
12159 count_or_remove_death_notes. Use update_life_info.
12161 * rtl.h (REG_SAVE_NOTE): New.
12162 * rtl.c (reg_note_name): Update.
12164 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
12166 * combine.c (refresh_blocks, need_refresh): New.
12167 (combine_instructions): Allocate refresh_blocks. Invoke
12168 update_life_info if needed.
12169 (distribute_notes): Mark refresh_blocks instead of installing
12171 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
12172 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
12174 * Makefile.in (recog.o): Depend on basic-block.h.
12176 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
12178 * genrecog.c (add_to_sequence): Thinko last change: delete
12179 shadowing allow_const_int variable.
12181 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12183 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
12184 __GNUC__ and __GNUC_MINOR__.
12186 * gansidecl.h: Likewise.
12192 * toplev.h: Likewise.
12194 * tree.c: Likewise.
12196 * tree.h: Likewise.
12198 * varray.c: Likewise.
12200 * varray.h: Likewise.
12202 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12204 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
12205 use one before a jump table.
12207 * rtl.def (ADDRESS): Change documentation to match reality.
12208 * md.texi: Don't document it.
12209 * gmicro.md (load address pattern): Use 'p' constraint, delete use
12212 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
12214 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
12216 * genrecog.c (add_to_sequence): Move allow_const_int test outside
12217 known predicate block; default allow_const_int true.
12218 (debug_decision_list): New.
12220 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
12222 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
12224 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
12226 * gcse.c (gcse_main): Avoid global optimizations if we have a
12227 large number of basic blocks and the ratio of edges to blocks
12229 (delete_null_pointer_checks): Likewise.
12231 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
12233 * c-common.c (check_format_info): Warn if format string isn't a
12236 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
12238 * configure.in (arm*-*-*): Don't let autoconf remove brackets
12239 * configure: regenerate
12241 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
12243 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
12244 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
12245 (peepholes): Re-enable.
12247 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
12249 * Makefile.in (flow.o): Depend on TREE_H.
12250 * basic-block.h (REG_SET_EQUAL_P): New.
12251 (XOR_REG_SET): New.
12252 (n_edges): Declare.
12253 (free_regset_vector): Remove declaration.
12254 (flow_delete_insn_chain): Declare.
12255 (enum update_life_extent): New.
12256 (update_life_info, count_or_remove_death_notes): Declare.
12257 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
12258 Verify register live at bb->global_live_at_start before adding USE.
12259 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
12260 (CLEAN_ALLOCA): New.
12262 (PROP_*): New flags.
12263 (find_basic_blocks_1): Use alloc_EXPR_LIST.
12264 (clear_edges): Zero n_edges.
12265 (make_edge): Increment n_edges.
12266 (split_edge): Don't allocate bb->local_set. Increment n_edges.
12267 (flow_delete_insn_chain): Export.
12268 (delete_block): Decrement n_edges.
12269 (merge_blocks_nomove): Likewise.
12270 (life_analysis): Give life_analysis_1 PROP flags.
12271 (verify_wide_reg_1, verify_wide_reg): New.
12272 (verify_local_live_at_start): New.
12273 (update_life_info): Rewrite to call into propogate_block.
12275 (mark_regs_live_at_end): After reload, if epilogue as rtl,
12276 always mark stack pointer. Conditionally mark PIC register.
12277 After reload, mark call-saved registers, return regsiters.
12278 (life_analysis_1): Accept PROP flags not remove_dead_code.
12279 Call mark_regs_live_at_end before zeroing regs_ever_live.
12280 Use calculate_global_regs_live. Copy global_live_at_end before
12281 calling final propagate_block. Zero reg_next_use on exit.
12282 (calculate_global_regs_live): New.
12283 (allocate_bb_life_data): Don't allocate bb->local_set.
12284 (init_regset_vector, free_regset_vector): Remove.
12285 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
12286 Test flags before every operation. Warn if prologue/epilogue insn
12287 would have been deleted.
12288 (mark_set_regs, mark_set_1): Accept and use FLAGS.
12289 Use alloc_EXPR_LIST.
12290 (mark_used_regs): Accept and use FLAGS, not FINAL.
12291 Remove special handling for RETURN.
12292 (try_pre_increment): Use alloc_EXPR_LIST.
12293 (dump_flow_info): Dump n_edges.
12294 (unlink_insn_chain, split_hard_reg_notes): Remove.
12295 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
12296 (find_insn_with_note, new_insn_dead_notes): Remove.
12297 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
12298 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
12299 (replace_insns): Remove.
12300 (count_or_remove_death_notes): New.
12301 (verify_flow_info): Abort on error after all checks.
12302 (remove_edge): Decrement n_edges.
12303 (remove_fake_edges): Tweek format.
12304 * haifa-sched.c (schedule_insns): Use split_all_insns.
12305 * output.h (update_life_info): Remove declaration.
12306 * recog.c (split_all_insns): From the corpse of split_block_insns,
12307 do the whole function block by block. Use update_life_info.
12308 (recog_last_allowed_insn): New.
12309 (recog_next_insn): Mind it.
12310 (peephole2_optimize): Set it. Walk backwards through blocks.
12311 Use update_life_info.
12312 * rtl.h (update_flow_info, replace_insns): Remove declarations.
12313 (split_all_insns): Declare.
12314 * toplev.c (rest_of_compilation): Thread prologue before flow2.
12315 Use split_all_insns.
12317 * i386.md (or -1 peep2s): Disable.
12319 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
12321 * config/mips/mips.md (movstrsi+[123]) : Combine these into
12322 a single pattern. Scrap the 'd' versions as unnecessary.
12324 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
12325 tablejump_mips162,tablejump_internal4): The operands to a
12326 label_ref must be VOIDmode.
12328 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12330 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
12332 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
12334 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
12336 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
12338 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
12339 cache every function if ggc_p.
12341 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12343 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
12344 instead of copy_rtx. Accept sequences that contain asm statements.
12345 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
12346 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
12347 orig_asm_operands_vector, copy_asm_operands_vector,
12348 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
12350 * rtl.h (copy_insn, copy_insn_1): Declare.
12352 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12354 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
12356 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
12357 arguments to `current_file_function_operand'.
12359 * genrecog.c: Include hard-reg-set.h and resource.h in the
12360 generated output file.
12362 * real.c: Include tm_p.h.
12364 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12366 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
12369 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
12371 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
12372 before the fctiwz insn.
12374 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12375 Mark Mitchell <mark@codesourcery.com>
12377 * tree.c (make_lang_type_fn): New funtion pointer.
12378 (make_lang_type): Call it.
12379 * tree.h (make_lang_type): Declare.
12380 (make_lang_type_fn): Likewise.
12381 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
12383 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
12385 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
12386 make sure that HIGH instructions are copied into BASE_REGS.
12388 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
12390 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
12392 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
12394 * c-decl.c (finish_struct): Use simpler method of
12395 removing elements of a singly-linked list.
12397 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
12399 * alpha.md (peephole2's): Comment out peephole2's that generate
12402 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
12404 * genrecog.c (add_to_sequence): Disable mode check for
12407 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12409 * ggc-simple.c (init_ggc): Set empty_string.
12411 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
12413 * configure.in: Detect mmap. Add --with-gc=foo to select
12414 garbage collector; default to page if mmap available.
12415 * Makefile.in (GGC): Substitute.
12417 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
12419 * c-decl.c (ggc_p): Enable.
12421 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12423 * flow.c (verify_flow_info): Make it extern & unconditionally define.
12425 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
12427 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
12428 string for little-endian-data.
12430 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
12432 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
12433 case somebody tries to compile --enable-checking code with gcc
12436 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
12438 * genrecog.c (add_to_sequence): Verify operand to label_ref is
12441 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
12443 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
12444 * jump.c (jump_optimize_1): Document why.
12446 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12448 * collect2.c (scan_prog_file, scan_libraries): Prototype function
12449 pointers and casts for `int_handler' and `quit_handler'.
12451 * flow.c (verify_flow_info, split_hard_reg_notes,
12452 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
12453 remove_edge, remove_fake_successors): Add static prototypes.
12454 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
12455 (mark_set_1): Initialize variable `regno'.
12456 (unlink_insn_chain): Likewise for variable `curr'.
12457 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
12459 * loop.c (strength_reduce): Initialize variable
12460 `unrolled_insn_copies'.
12461 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
12462 prototypes. Change these functions to take const PTR parameters
12463 to avoid prototype conflict when used as the comparson argument
12465 (check_dbra_loop): Initialize variable `comparison_val'.
12467 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
12468 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
12469 (find_valid_class): Initialize variable `best_class'.
12470 (find_reloads): Call memcpy, not bcopy.
12472 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
12473 (hard_reg_use_compare): Don't needlessly cast away const.
12474 (reload_reg_class_lower): Likewise.
12475 (choose_reload_regs): Initialize variable `regno'.
12477 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
12479 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
12481 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
12483 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
12484 ({,d}discard): Add forward declarations. Declare parameter as
12486 (main_without_main): Explicitly declare return type to be int.
12487 (memcpy): Properly declare.
12489 * libgcc2.c (toplevel): If inhibit_libc is defined and not
12490 building the trampoline support, declare malloc, free, and
12492 (__clear_cache): Mark arguments as potentially unused.
12494 * frame.c (toplevel): If inhibit_libc is defined, declare
12497 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
12499 * flow.c (make_edge): Accept an optional 2D bitmap in which
12500 to cache edge existence. Update all callers.
12501 (make_label_edge, make_eh_edge): Pass through the edge cache.
12502 (make_edges): Provide the cache.
12504 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12506 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
12508 (local_mbtowc): Change the type of variable `i' from int to size_t.
12510 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
12511 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
12513 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
12515 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
12516 after other includes that define the appropriate types. Include
12517 tm_p.h for getting user prototypes.
12518 * ggc-callbacks.c (toplevel): Ditto.
12519 * ggc-none.c (toplevel): Ditto.
12520 * gcc-page.c (toplevel): Ditto.
12521 * ggc-simple.c (toplevel): Ditto.
12523 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
12524 Jonathan Larmour <jlarmour@cygnus.co.uk>
12526 * config/mips/mips.c (mips_move_2words): Split doubles if
12527 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
12529 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
12531 * genrecog.c (struct decision_test): New.
12532 (struct decision): Remove test-related members, sort the rest by size.
12533 (IS_SPLIT): Simplify.
12534 (new_decision, new_decision_test): New.
12535 (add_to_sequence): Use them. No special handling for args of
12537 (maybe_both_true): Renamed from not_both_true; return sense changed.
12538 (maybe_both_true_1, maybe_both_true_2): New. Broken out
12539 of maybe_both_true and adjusted for decision_test.
12540 (position_merit): Remove.
12541 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
12542 (merge_accept_insn): New, broken out of merge_trees.
12543 (merge_trees): Use them. No special case for c_test; no node
12544 splitting; use test type instead of position_merit.
12545 (factor_tests): New.
12546 (simplify_tests): New.
12547 (break_out_subroutines): Don't write code now.
12548 (find_afterward): New.
12549 (write_afterward, write_switch, write_cond): New.
12550 (write_action, is_unconditional): New.
12551 (write_node): New. Use them.
12552 (write_tree_1): Rewrite. Use the new functions above.
12553 (write_tree): Remove afterward processing.
12554 (write_subroutine): Simplify function variant emission.
12555 (write_subroutines): New.
12556 (same_codes, clear_codes): Remove.
12557 (same_modes, clear_modes): Remove.
12558 (write_header): New, broken out of main.
12559 (make_insn_sequence): Use new_decision and new_decision_test.
12560 (process_tree): New, broken out of main.
12561 (main): Adjust for merge_trees interface change.
12562 Don't #define operands in the output file.
12563 (record_insn_name): New, broken out of make_insn_sequence.
12564 (debug_decision_2, debug_decision_1, debug_decision_0): New.
12565 (debug_decision): New.
12567 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
12569 * resource.c (find_free_register): Mark class_str argument const.
12570 * resource.h: Update prototype to match.
12572 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
12573 * i386.md: Give all anonymous insns names.
12575 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
12577 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
12580 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
12582 * toplev.c (dbr_sched_time): Unconditional.
12583 (peephole2_time): New.
12584 (compile_file): Add pass numbers to all of the dump file suffixes.
12585 Dump peephole2_time. Don't dump times for non-applicable passes.
12586 (rest_of_compilation): Add pass numbers to dump file suffixes.
12587 Conditionalize calls to the scheduler.
12588 * invoke.texi: Update.
12590 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
12592 * flow.c (make_edges): Fix insn iteration.
12593 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
12594 (find_basic_blocks_1): Fix spelling mistake.
12596 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
12598 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
12599 always have side-effects. Use memset not bzero.
12600 (make_node): Likewise.
12602 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
12604 * stmt.c (expand_anon_union_decl): When any of the elements of the
12605 union is addressable, so is the entire union.
12607 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
12609 * sbitmap.c (sbitmap_ones): Don't set too many bits.
12611 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
12612 * bitmap.c (bitmap_operation): Return true iff TO changed.
12613 (bitmap_equal_p): New.
12614 (bitmap_bit_p): Tidy arithmetic.
12615 (debug_bitmap_file): Likewise.
12617 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
12619 * toplev.c (rest_of_compilation): Turn on cse_not_expected
12620 before cse2 instead of after.
12622 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
12624 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
12627 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12629 * cppinit.c (is_idchar initializer): Loosen tests to accept
12632 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
12634 * mips.md: Define conditional move patterns for floating point
12635 operands and DI mode conditions.
12637 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
12639 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
12640 always have side-effects.
12642 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
12644 * mn10200.c (asm_file_start): Fix typo.
12646 * cppinit.c (is_idchar initializer): Tighten tests for when
12647 to put the table into initialized memory.
12649 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
12650 not an array of rtunion.
12651 * gcc-page.c (ggc_alloc_rtvec): Similarly.
12652 * gcc-simple (ggc_free_rtvec): Similarly.
12654 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
12657 * mbchar.h: Add missing #endif.
12659 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
12660 (FPBIT, DPBIT): Define.
12662 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12664 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
12666 * profile.c (instrument_arcs, output_gcov_string,
12667 tablejump_entry_p): Add static prototypes.
12668 (output_gcov_string): Constify a char*.
12670 * regmove.c (replacement_quality, fixup_match_2): Add static
12673 * resource.h (reg_dead_p): Add extern prototype.
12675 * rtl.c (trim_filename): Add static prototype.
12677 * scan-decls.c (skip_to_closing_brace): Likewise.
12679 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
12680 (expand_end_case): Initialize variable `range'.
12681 (emit_case_nodes): Remove unused prototype `rtx_fn'.
12683 * varasm.c (asm_emit_uninitialised): Add static prototype.
12684 (asm_emit_uninitialised, assemble_variable): Mark parameter with
12687 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12689 * cpplib.c (if_directive_nameo): Add static prototype.
12691 * cse.c (cse_insn): Remove unused variable `p'.
12693 * except.c (create_rethrow_ref, push_entry,
12694 receive_exception_label, new_eh_region_entry, find_func_region,
12695 clear_function_eh_region, process_nestinfo): Add static prototypes.
12696 (get_reg_for_handler): Hide definition.
12697 (process_nestinfo): Initialize variable `extra_handlers'.
12699 * expr.h (expand_builtin_longjmp): Add extern prototype.
12701 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
12703 * function.c (prepare_function_start): Likewise.
12704 (pop_function_context_from): Mark parameter `context' with
12706 (push_temp_slots_for_block, flush_addressof): Hide definition.
12708 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
12709 solve_program_flow_graph, calculate_branch_probs,
12710 function_summary, main, fancy_abort): Add prototypes.
12712 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
12713 (add_hash): Constify a char*.
12715 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
12716 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
12717 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
12719 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
12721 * lists.c (free_list, zap_lists): Likewise.
12723 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12725 * alias.c (nonlocal_reference_p): Add static prototype.
12727 * bitmap.c (bitmap_element_allocate): Prototype args in function
12730 * builtins.c (stabilize_va_list): Add static prototype.
12731 (expand_builtin_va_arg): Constify a char*.
12733 * c-lex.c (getch, put_back, extend_token_buffer_to,
12734 read_line_number, token_getch, token_put_back): Add static
12737 * c-parse.gperf (hash, is_reserved_word): Likewise.
12739 * cccp.c (is_dir_separator): Likewise.
12741 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12743 * graph.h: New file to prototype functions exported by graph.c.
12745 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
12747 * graph.c: Include graph.h.
12749 * toplev.c: Likewise. Remove redundant prototypes.
12751 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
12753 * invoke.texi: Removed duplicated description for -Q.
12755 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
12757 * extend.texi: Grammar fix in __extension__ text.
12759 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
12761 * md.texi (define_peephole2): New section.
12763 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
12765 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
12766 (mov $-1 to or peepholer): Enable for pentium when optimizing for
12769 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
12771 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
12773 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
12775 * i386.md (ffs expander): Emit Pentium friendly code for
12778 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
12780 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
12782 (build1): Likewise.
12784 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12786 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
12788 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
12790 * config/m68k/m68k.c (use_return_insn): Return false if the pic
12791 register is in use.
12793 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12795 * md.texi (No Constraints): Delete section.
12796 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
12797 * final.c (final_scan_insn): We always have register constraints.
12798 * genattrtab.c: Don't include "insn-config.h".
12799 (write_attr_case): We always have register constraints.
12800 * genconfig.c (register_constraint_flag): Delete.
12801 (walk_insn_part): Don't check whether we have register constraints.
12802 (main): Don't write out "#define REGISTER_CONSTRAINTS".
12803 * genoutput.c (have_constraints): Delete.
12804 (main): Don't set it.
12805 (output_operand_data): We always have constraints.
12806 (scan_operands): Likewise.
12807 (compare_operands): Likewise.
12808 * local-alloc.c (block_alloc): We always have constraints.
12809 (requires_inout): Always compile this function.
12810 * recog.c (extract_insn): We always have constraints.
12811 (constrain_operands, reg_fits_class_p): Always compile these
12813 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
12815 (struct insn_operand_data): Likewise.
12816 * regclass.c (regclass): We always have constraints.
12817 (record_reg_classes, copy_cost, record_address_regs,
12818 auto_inc_dec_reg_p): Always compile these functions.
12819 * regmove.c (regmove_optimize): We always have constraints.
12820 * reload.c (find_reloads): Likewise.
12821 * reload1.c (reload): Likewise.
12822 (reload_cse_simplify_operands): Likewise.
12823 * i860.c (output_delay_insn): Likewise.
12825 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
12827 * iris6.h (BUILD_VA_LIST_TYPE): Define.
12829 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12831 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
12832 for the va_list record.
12834 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
12836 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
12839 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
12841 * alias.c: Include insn-flags.h.
12842 * Makefile.in (alias.o): Update.
12844 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
12846 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
12847 to LTU and GEU. Handle more cases using sbb.
12849 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
12851 * i386.md (truncatexfdf splitters): Do not use subreg.
12852 (fop XFmode patterns): Fix mode in operand testing.
12854 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
12856 * jump.c (jump_optimize_1): Amend last change to test only the
12857 form of the operand, not the insn.
12859 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
12860 not register_operand to determine when B may need preloading.
12862 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
12864 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
12865 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
12866 (call-value patterns): Move to end of file.
12867 (*): Remove mode from label_ref in (pc) context.
12868 (movstrqi): Use memory not general_operand for BLKmode operands.
12869 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
12870 to register_operand operands.
12871 (peep2 patterns): Convert from commented-out peephole patterns.
12873 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12875 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
12876 to BUILT_IN_INIT_DWARF_REG_SIZES.
12877 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
12878 Renamed from BUILT_IN_DWARF_REG_SIZE; call
12879 expand_builtin_init_dwarf_reg_sizes.
12880 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
12881 with __builtin_init_dwarf_reg_size_table.
12882 * dwarf2out.c (struct reg_size_range): Delete.
12883 (expand_builtin_init_dwarf_reg_sizes): New function.
12884 (expand_builtin_dwarf_reg_size): Delete.
12885 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
12886 (expand_builtin_dwarf_reg_size): Don't declare.
12887 * libgcc2.c (dwarf_reg_size_table_initialized): New.
12888 (dwarf_reg_size_table): New.
12889 (init_reg_size_table): New function.
12890 (copy_reg): Use dwarf_reg_size_table.
12891 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
12894 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
12896 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
12897 Correctly build argument list to constructor and destructor functions.
12899 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
12901 * c-tree.h (warn_float_equal): Declare.
12902 * c-decl.c (warn_float_equal): Define.
12903 (c_decode_option): Recognize -W[no-]float-equal.
12904 * c-typeck.c (build_binary_op): Conditionally warn
12905 about equality tests of floating point types.
12906 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
12907 * invoke.texi: Add docs for -Wfloat-equal warning.
12909 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
12911 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
12912 generating RTL directly.
12913 * mips.h (INIT_TARGET_OPTABS): Likewise.
12914 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
12916 * expr.h (init_mov_optab): Delete declaration
12918 * h8300.c (WORD_REG_USED): Update to avoid useless register
12919 saves in interrupt functions and functions which never return.
12921 * cse.c (struct set): Delete inner_dest_loc field.
12922 (cse_insn): Remove assignments to inner_dest_loc field.
12924 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
12926 * ggc-page.c: Don't include <unistd.h> etc taken care of
12927 by "system.h". Include <sys/mman.h> afterward.
12929 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
12931 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
12934 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
12936 * xcoffout.c (xcoffout_declare_function): Add documentation.
12937 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
12938 TARGET_64BIT. Compare constant to -1, not bit pattern.
12939 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
12940 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
12943 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
12945 * dwarf2out.c (add_abstract_origin_attribute): Abort if
12946 origin_die is NULL.
12947 (gen_inlined_enumeration_type_die): Do not abort if the type has
12948 not been writeen out.
12949 (gen_inlined_structure_type_die): Do not abort if the type has
12950 not been writeen out.
12951 (gen_inlined_union_type_die): Do not abort if the type has
12952 not been writeen out.
12953 (gen_tagged_type_instantiation_die): Do not abort if the type
12954 has not been written out.
12956 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12958 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
12960 * reg-stack.c (straighten_stack): Copy hard reg set with
12963 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
12965 * builtins.c (stabilize_va_list): Stabilize array type va_list
12966 to a pointer type, not the base record type.
12967 (expand_builtin_va_copy): Dereference the pointers explicitly;
12968 use the correct size for the copy.
12970 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
12971 (rs6000_va_arg): Likewise.
12973 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
12975 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
12977 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
12979 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
12981 (DECL_BUILT_IN_CLASS): Adjust accordingly.
12983 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
12985 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
12986 (init_ggc): Use it instead of a constant.
12987 (ggc_collect): Bound allocated_last_gc by it.
12989 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
12991 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
12994 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
12996 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
12997 (mips*-*-openbsd*): Let big endian configuration be a fragment.
12998 * configure: Regen.
12999 * config/mips/openbsd.h: New, OpenBSD little endian target.
13000 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
13001 * config/mips/xm-openbsd.h: New, OpenBSD host.
13003 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
13005 * config/m68k/m68k.c (output_function_prologue,
13006 output_function_epilogue): Use
13007 current_function_uses_pic_offset_table instead of regs_ever_live
13008 to decide whether to save/restore pic register.
13009 (legitimize_pic_address): Don't modify regs_ever_live any more.
13011 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
13013 * function.h (struct function): Add x_dont_save_pending_sizes_p.
13014 * stor-layout.c (variable_size): Don't add sizes to the pending
13015 sizes list if x_dont_save_pending_sizes_p is set.
13017 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
13019 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
13020 for symbolic_operand().
13021 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
13023 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13025 * combine.c (gen_rtx_combine): Add missing call to va_end().
13027 * final.c (asm_fprintf): Likewise.
13029 * genattrtab.c (attr_rtx): Likewise.
13031 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
13033 * cse.c: Update comments.
13034 (cse_insn): When converting a conditional/computed jump into
13035 an unconditional jump, always make sure a BARRIER immediately
13036 follows the converted jump. Do not delete unreachable code.
13037 (cse_basic_block): Do not delete unreachable code.
13038 * toplev.c (rest_of_compilation): Move call to
13039 delete_trivially_dead_insns after the conditional call to
13042 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13044 * collect2.c (make_temp_file): Don't prototype.
13046 * gcc.c (make_temp_file): Likewise.
13048 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
13050 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
13052 * varasm.c (asm_emit_uninitialised): New function: Generate
13053 the assembler statements necessary to declare an uninitialised
13055 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
13057 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
13058 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
13060 (assemble_variable): Use asm_emit_uninitialised to emit an
13061 uninitialised variable.
13063 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
13065 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
13066 constant on a 64 bit host. Patch supplied by Geoffrey Keating
13067 <geoffk@cygnus.com>.
13069 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13071 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
13072 * c-common.h (builtin_function): Don't declare.
13074 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
13076 (pushdecl): Likewise.
13077 (finish_decl): Likewise.
13078 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
13079 int. All callers changed.
13080 Set the builtin's DECL_BUILT_IN_CLASS.
13081 * tree.h (enum built_in_class): New.
13082 (enum built_in_function): Delete NOT_BUILT_IN.
13083 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
13085 (DECL_SET_FUNCTION_CODE): Likewise.
13086 (DECL_BUILT_IN_CLASS): New macro.
13087 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
13088 (struct tree_decl): Split builtin function code field into a
13090 (builtin_function): Declare.
13092 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
13094 * optabs.c (init_traps): Fix typo in last change.
13096 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
13098 * toplev.c (rest_of_decl_compilation): Update comment.
13100 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
13102 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
13103 in .sbss if appropriate.
13104 (EXTRA_SECTION_FUNCTIONS): Add sbss.
13105 (SBSS_SECTION_ASM_OP): New macro.
13106 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
13107 (EXTRA_SECTIONS): Add in_sbss.
13108 * config/mips/mips.h: Prototype sbss_section.
13110 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
13112 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
13115 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
13117 * optabs.c (init_traps): Register trap_rtx as a GC root.
13119 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13121 * config/mips/mips.c (function_arg_pass_by_reference): Define
13122 unconditionally, since it's called unconditionally.
13124 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
13126 * toplev.c (documented_lang_options): Add -fshort-wchar.
13127 * c-decl.c (c_decode_option): Likewise.
13128 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
13130 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
13131 * gcc.c (default_compilers): If -fshort-wchar,
13132 override __WCHAR_TYPE__.
13133 * tm.texi (C Dialect Options): Add -fshort-wchar.
13135 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
13136 symbol for a variable.
13138 * cpplib.h (CPP_PREPROCESSED): New macro.
13139 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
13140 we're seeing this input for a second time.
13142 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
13144 * emit-rtl.c (init_emit_once): Initialize modes first.
13146 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
13148 * config/i386/i386.c (pic_label_name): Change to char pointer.
13149 (global_offset_table): New variable.
13150 (load_pic_register): Fill global_offset_table if it hasn't
13151 already been done. Allocate pic_label_name dynamically.
13152 * ggc.h (empty_string): New variable.
13153 * ggc-simple.c (empty_string): Likewise.
13154 (init_ggc): Allocate empty_string and add as root.
13155 * stmt.c (digit_strings): New variable.
13156 (init_stmt): Add last_block_end_note as root. Allocate and
13157 initialize digit_strings.
13158 (expand_asm_operands): Use empty_string instead of string
13159 constant. Use digit_strings instead of string constants.
13160 * profile.c (init_arc_profiler): Allocate string with
13161 ggc_alloc_string instead of xmalloc.
13162 (output_func_start_profiler): Likewise.
13163 * c-typeck.c (digest_init): Check if init is error_mark_node.
13165 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
13166 Richard Henderson <rth@cygnus.com>
13168 * ggc-page.c: New file.
13169 * Makefile.in (ggc-page.o): New.
13171 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
13173 * invoke.texi: Document -fdelete-null-pointer-checks
13174 * toplev.c (flag_delete_null_pointer_checks): New.
13175 (f_options): Add entry for -fdelete-null-pointer-checks.
13176 (rest_of_compilation): Conditionalize null pointer check
13177 elimination on flag_delete_null_pointer_checks.
13178 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
13180 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
13182 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
13183 copyright notice and special exception to GPL.
13185 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13187 * abi64.h (mips_function_value): Add prototype arguments.
13189 * mips-protos.h: New file with mips prototypes.
13191 * mips.c: Include "tm_p.h".
13192 (mktemp, lookup_name): Add prototype arguments.
13193 (extern_list, string_constant, mips_fill_delay_slot,
13194 mips_output_external, mips_output_external_libcall,
13195 mips_output_filename, mips_declare_object, function_prologue,
13196 mips_expand_prologue, function_epilogue, mips16_constant,
13197 build_mips16_function_stub, mips_output_conditional_branch):
13199 (mips_va_start): Remove unused variable `u'.
13200 (mips_va_arg): Cast value to unsigned when comparing against one.
13202 (save_restore_insns, mips_expand_prologue): Add missing arg in
13203 call to `large_int'.
13205 * mips.h: Move prototypes to mips-protos.h.
13206 (data_section, memory_address_p, rdata_section,
13207 readonly_data_section, simple_epilogue_p, text_section): Delete
13208 prototypes delcared elsewhere.
13209 (mips_epilogue_delay_slots, print_options): Delete unused decls.
13211 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
13213 * mips.md: Delete extra args in call to `mips_move_2words'.
13215 * xm-iris6.h (alloca): Add prototype argument.
13217 * genpeep.c: Include "tm_p.h" in generated output file.
13219 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13221 * basic-block.h (find_edge_index): Change parameters.
13222 * flow.c (verify_edge_list): Pass basic_block parameters to
13223 find_edge_index instead of integers.
13225 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
13227 * combine.c (simplify_comparison): Use an unsigned shift to adjust
13230 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
13232 * gcc.1: Fix a formatting error.
13234 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
13236 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
13237 i786, mn10200, mn10300, pdp11, v850.
13239 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
13241 * libgcc2.c (num_digits): Add prototype with
13242 __attribute__((const)).
13243 (__terminate): Add prototype.
13245 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
13247 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
13249 * alpha/alpha.c (print_operand): Fix type of `code'.
13250 (alpha_output_filename): Constify.
13251 * alpha/alpha.h: Move all function declarations ...
13252 * alpha/alpha-protos.h: ... here. New file.
13253 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
13254 (SECTION_FUNCTION_TEMPLATE): Likewise.
13256 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13258 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
13259 * expr.c (expand_expr): Likewise.
13260 (do_jump): Likewise.
13261 (do_store_flag): Pass ccp_store_flag to can_compare_p.
13262 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
13264 (enum can_compare_purpose): New.
13265 (can_compare_p): Adjust prototype.
13266 (prepare_cmp_insn, prepare_operand): Declare.
13267 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
13268 * optabs.c (cmp_available_p): Deleted.
13269 (expand_abs): Pass ccp_jump to can_compare_p.
13270 (can_compare_p): New arg PURPOSE. Check for combined optabs.
13271 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
13272 Call can_compare_p rather than cmp_available_p.
13273 (prepare_operand): No longer static.
13274 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
13275 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
13276 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
13277 sequence to use emit_cmp_and_jump_insns.
13278 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
13280 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
13282 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
13283 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
13284 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
13285 (plus (reg) (const_int 0))
13286 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
13288 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
13290 * rs6000.c (expand_block_move): DImode loads and stores require
13291 word-aligned displacements. Increment address registers with
13292 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
13294 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
13296 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
13297 is no name for the base type, rather than segfault. If we are
13298 writing out a complex integer type, use DW_ATE_lo_user.
13300 * expr.c (emit_move_insn_1): If we are copying a complex that fits
13301 in one word or less (complex char, complex short, or on 64 bit
13302 systems complex float) to/from a hard register, copy it through
13303 memory instead of dying in gen_{real,imag}part. If we have a
13304 short complex type, prevent inlining since it allocates stack
13307 * tree.c (build_complex_type): If we are writing dwarf2 output,
13308 generate a name for complex integer types.
13310 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13312 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
13313 * flow.c (remove_edge): Remove extra whitespace.
13314 (remove_fake_edges): Fix comment.
13315 (add_noreturn_fake_exit_edges): Use the correct name.
13317 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
13319 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
13320 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
13321 (clean): Depend on INTL_CLEAN.
13322 (maintainer-clean): Adjust.
13324 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13326 * configure.in (AC_PREREQ): Bump to 2.13.
13327 (AC_C_STRINGIZE): Call this instead of using a custom macro.
13329 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
13331 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
13333 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
13335 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
13336 (HAVE_STRINGIZE): Define.
13338 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
13340 * c-parse.in: save and restore warn_pointer_arith on __extension__
13341 along with pedantic.
13342 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
13343 Set the type of extension to itype rather than $<itype>1 kludge.
13344 * extend.texi (Alternate Keywords): Adjust documentation.
13345 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
13347 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
13349 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
13350 most assembler templates.
13352 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
13353 FP loads and stores.
13354 (following_call): Always return zero for the PA8000.
13355 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
13356 FP loads and stores.
13357 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
13359 * pa.h (BRANCH_COST): Define.
13361 * pa.md (return, return_internal): Use bve for PA2.0.
13363 * pa.md (fused multiply): Add variants which reduce height for the
13364 fused multiply, but which still generate 2 insns.
13365 (fnegabs): Similarly.
13367 * pa.md (subsi3): Turn into an expander. Create two anonymous
13368 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
13369 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
13371 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
13373 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
13375 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
13376 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
13378 * regclass.c (init_regs): Add "top_of_stack" as a garbage
13381 * flow.c (record_active_eh_regions): Terminate loop after finding
13382 the last insn in the last basic block.
13384 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13386 * config/c4x/c4x.md: Delete parallel instruction peepholes.
13388 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13390 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
13392 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13394 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
13395 splitting to not use output template.
13397 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13399 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
13400 * config/c4x/c4x.c (c4x_va_start): New function.
13402 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
13404 * genrecog.c (not_both_true): Handle correctly cases when called for
13405 tests with different positions in the insn.
13407 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13409 * machmode.h (HOST_PTR_PRINTF): Move from here ...
13411 * system.h (HOST_PTR_PRINTF): ... to here.
13413 * mips-tfile.c: Don't include machmode.h.
13415 * Makefile.in (MACHMODE_H): New variable. Update to use it.
13416 (mips-tfile.o): Don't depend on machmode.h.
13418 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13420 * haifa-sched.c (sched_analyze): Rename local variable `region' to
13421 avoid conflicts with typedef struct `region' at the top level scope.
13423 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
13425 * basic-block.h (basic_block): Add eh_beg, eh_end.
13426 * flow.c (entry_exit_blocks): Update.
13427 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
13428 Call new functions.
13429 (find_basic_blocks_1): Don't record eh_list at each bb. Use
13430 lists.c functions to allocate insn lists.
13431 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
13433 (make_eh_edge): ... here. New.
13434 (move_stray_eh_region_notes): New.
13435 (record_active_eh_regions): New.
13436 (delete_unreachable_blocks): Split out block merging ...
13437 (try_merge_blocks): ... here. New.
13438 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
13439 Dump debugging data.
13440 (merge_blocks_move_successor_nojumps): Likewise.
13441 (merge_blocks): Use eh_beg+eh_end to validate block movement.
13443 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
13445 * extend.texi (Bound member functions): Document unbound pmf
13448 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13450 * flow.c (split_edge): Handle insertion on a fallthrough edge which
13451 has the EXIT_BLOCK as a dest.
13453 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13455 * flow.c (remove_edge): New function to remove an edge from the
13457 (remove_fake_successors): New function to remove fake successor edges.
13458 (remove_fake_edges): New function to remove all fake edges from the
13460 (add_fake_exit_edges): New function to add fake edges from all blocks
13461 with no successors to the exit block.
13462 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
13463 prototypes for new functions.
13465 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13467 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
13468 Use Pmode to determine whether to output .dword or .word.
13470 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
13472 * tree.c (built_in_filename): New variable.
13473 (BUILT_IN_FILENAME): New macro.
13474 (init_tree_codes): Allocate built_in_filename.
13475 (make_node): Use built_in_filename instead of string constant.
13477 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
13479 * configure.in: Add fr30 target.
13480 * configure: Regenerate.
13481 * config/fr30: New directory.
13482 * config/fr30/crti.asm: New file.
13483 * config/fr30/fr30.c: New file.
13484 * config/fr30/crtn.asm: New file.
13485 * config/fr30/fr30.h: New file.
13486 * config/fr30/fr30.md: New file.
13487 * config/fr30/lib1funcs.asm: New file.
13488 * config/fr30/t-fr30: New file.
13489 * config/fr30/xm-fr30.h: New file.
13491 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
13493 * flow.c (merge_blocks_move_successor_nojumps): Delete the
13494 BARRIER at the end of the successor, not the BARRIER before
13497 * pa.c (pa_add_gc_roots): Fix thinko in last change.
13499 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
13501 * stmt.c (any_pending_cleanups): Don't crash when
13502 current_function->stmt is unset.
13504 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13506 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
13507 other initializations that may use it for relative offsets.
13509 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13511 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
13512 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
13513 * config/i386/sol2dbg.h: Removed.
13514 * config/i386/sol2gas.h: New file, to enable gas work-around.
13515 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
13516 Don't use sol2dbg.h.
13517 * configure: Rebuilt.
13519 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
13521 * invoke.texi (-fthis-is-variable): Remove documentation.
13523 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
13525 * basic-block.h (compute_bb_for_insn): Declare.
13526 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
13527 to use; set size of basic_block_for_insn directly.
13528 (find_basic_blocks): Update.
13530 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13532 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
13534 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13536 * crtstuff.c (ON_EXIT): Delete empty macro definition.
13537 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
13539 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
13541 * c-decl.c (c_decode_option): Extend comment.
13543 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
13545 * toplev.c (progname): Make 'const char *'
13546 (flag_print_mem): Move out of main.
13547 (version_flag): Move out of main.
13548 (filename): Move out of main.
13549 (debug_args): Remove g prefix from options.
13550 (documented_lang_options): Remove cpplib specific options.
13551 (display_help): Add g prefix to debug options.
13552 (check_lang_option): Delete this function.
13553 (decode_d_option): New function: Decode -d... option.
13554 (decode_f_option): New function: Decode -f... option.
13555 (decode_W_option): New function: Decode -W... option.
13556 (decode_g_option): New function: Decode -g... option.
13557 (independent_decode_option): New function: Decode a language
13558 independent command line option.
13559 (main): Invoke lang_decode_option and then
13560 independent_decode_option on each command line option in
13563 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
13565 Revert this change. Gavin's patch to operand_equal_p is a better fix.
13566 * fold-const.c (fold_range_test): Do not try to fold the range
13567 test if the rhs or lhs has side effects.
13569 * basic-block.h (compute_flow_dominators): Declare.
13571 * gcse.c (alloc_code_hoist_mem): New function.
13572 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
13573 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
13574 (hoist_code, one_code_hoisting_pass): Likewise.
13575 (gcse_main): If optimizing for size, then hoist expressions
13576 computed in multiple dominated basic blocks.
13578 * gcse.c (invalid_nonnull_info): New function.
13579 (delete_null_pointer_checks): Likewise.
13580 * rtl.h (delete_null_pointer_checks): Declare.
13581 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
13583 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
13584 (merge-blocks_move_successor_nojumps): Likewise.
13585 (merge_blocks): Allow merging of some blocks, even if it requires
13586 physical movement of the blocks, but not if it requires new jumps.
13588 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
13589 Callers and prototype changed.
13590 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
13592 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13594 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
13595 -YP when both -p and -pg are present. From i386/sol2.h.
13597 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13599 * Makefile.in (distclean): Delete tm_p.h.
13600 * configure.in: Create a new file, "tm_p.h", from a list in
13601 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
13602 "i386/i386-protos.h".
13604 * alias.c: Include "tm_p.h".
13605 * c-typeck.c: Likewise.
13606 * calls.c: Likewise.
13608 * emit-rtl.c: Likewise.
13609 * explow.c: Likewise.
13610 * expmed.c: Likewise.
13611 * expr.c: Likewise.
13612 * final.c: Likewise.
13613 * flow.c: Likewise.
13614 * fold-const.c: Likewise.
13615 * function.c: Likewise.
13616 * gcse.c: Likewise.
13617 * global.c: Likewise.
13618 * haifa-sched.c: Likewise.
13619 * integrate.c: Likewise.
13620 * jump.c: Likewise.
13621 * local-alloc.c: Likewise.
13622 * loop.c: Likewise.
13623 * optabs.c: Likewise.
13624 * recog.c: Likewise.
13625 * reg-stack.c: Likewise.
13626 * regclass.c: Likewise.
13627 * regmove.c: Likewise.
13628 * reload.c: Likewise.
13629 * reload1.c: Likewise.
13630 * reorg.c: Likewise.
13631 * resource.c: Likewise.
13632 * stmt.c: Likewise.
13633 * stor-layout.c: Likewise.
13634 * toplev.c: Likewise.
13635 * tree.c: Likewise.
13636 * unroll.c: Likewise.
13637 * genattrtab.c (main): Make generated file include "tm_p.h".
13638 * genemit.c (main): Likewise.
13639 * genoutput.c (main): Likewise.
13640 * genrecog.c (main): Likewise.
13642 * i386.h: Delete all prototypes.
13643 * i386.c: Include "tm_p.h".
13644 (ix86_attr_length_default): Call constant_call_address_operand
13645 with correct number of arguments.
13646 * i386-protos.h: New file.
13647 * i386.md (unnamed patterns): Call constant_call_address_operand
13648 with correct number of arguments.
13649 (exception_receiver): Call load_pic_register with correct number
13652 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
13654 * c-pragma.c (mark_align_stack): Dereference the void* properly.
13656 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
13658 * rtl.h (insns_safe_to_move_p): New function.
13659 * loop.c (find_and_verify_loops): Use it.
13660 * rtlanal.c (insns_safe_to_move_p): Define it.
13662 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
13664 * c-pragma.c: Include ggc.h.
13665 * Makefile.in (c-pragma.o): Update.
13667 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13669 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
13670 (LIB_SPEC): Likewise.
13671 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
13672 Reindent -YP/-p/-pg.
13673 Copied from config/sparc/sol2.h.
13675 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
13677 * c-pragma.c (mark_align_stack): New.
13678 (init_pragma): New.
13679 * c-pragma.h (init_pragma): Declare it.
13680 * c-lex.c (init_parse): Call it.
13682 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13684 * configure.in: Pick up thread library on Solaris/x86 just
13685 like on Solaris/sparc.
13686 * configure: Rebuilt.
13688 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
13690 * rtl.h (global_rtx_index): New enum.
13691 (global_rtl): Change to array of rtx.
13692 (pc_rtx, cc0_rtx): Redefine accordingly.
13693 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
13694 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
13695 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
13696 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
13697 (const_int_rtx): Change to array of rtx.
13698 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
13700 * emit-rtl.c (global_rtl): Change to array of rtx.
13701 (const_int_rtx): Change to aray of rtx.
13702 (gen_rtx_CONST_INT): Redefine accordingly.
13703 (init_emit_once): Allocate and initialize global_rtl. Likewise
13704 for const_int_rtx. Add both as GC roots.
13705 * genattrtab.c (global_rtl): Update declaration.
13707 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
13709 * Makefile (USER_H): Add iso646.h back.
13711 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
13713 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
13714 zapping the LOG_LINKS of sched_before_next_call.
13716 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
13717 * pa.c (insn_refs_are_delayed): Renamed from
13718 insn_sets_and_refs_are_delayed.
13720 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
13722 * functiion.h (struct function): Add x_whole_function_mode_p.
13723 (retrofit_block): Declare.
13724 * function.c (retrofit_block): New function.
13725 (identify_blocks): Add assertions. Allow an incomplete set of
13726 block notes if we're still generating code for the function.
13727 * integrate.c: Include loop.h.
13728 (expand_inline_function): Call find_loop_tree_blocks to map block
13729 notes to blocks when in whole-function mode. Use retrofit_block
13730 to insert new BLOCKs for the inlined function, rather than
13732 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
13733 * Makefile.in (integrate.o): Depend on loop.h.
13735 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
13737 * tree.h (warn_about_unused_variables): Declare.
13738 * stmt.c (warn_about_unused_variables): New function, split out
13740 (expand_end_bindings): Here.
13742 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
13744 * stmt.c (preserve_subexpressions_p): Don't crash when
13745 current_function->stmt is unset.
13747 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
13749 * stmt.c (expand_start_bindings): Allow callers to pass a flag
13750 indicating that no NOTE_INSN_BLOCK_BEG note is required.
13751 (expand_start_target_temps): Use it.
13752 * except.c (expand_eh_region_start_for_decl): Likewise.
13753 * expr.c (expand_expr): Likewise.
13755 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
13757 * fold-const.c (operand_equal_p): Pay attention to side effects.
13759 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
13761 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
13762 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
13764 * tlink.c (scan_linker_output): Look for keywords before accepting
13765 a mangled name in quotes.
13767 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
13769 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
13770 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
13772 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
13774 * alpha.md: Revert Thu Nov 26 change that came in through the
13775 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
13776 Avoid earlyclobber when possible.
13778 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13780 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
13782 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
13783 Define HAVE_ON_EXIT.
13785 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13787 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
13788 CTYPE_CONV in all ctype macros.
13790 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
13793 * cexp.y (initialize_random_junk): Likewise.
13795 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
13797 * i370.c (handle_pragma): Likewise.
13799 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
13801 * v850.c (override_options): Likewise.
13803 * doprint.c (_doprnt): Likewise.
13805 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
13808 * fixinc/server.c (load_data): Likewise.
13810 * fold-const.c (real_hex_to_f): Likewise.
13812 * genattr.c (write_upcase, gen_attr): Likewise.
13814 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
13815 write_upcase): Likewise.
13817 * genemit.c (print_code): Likewise.
13819 * genopinit.c (gen_insn): Likewise.
13821 * genpeep.c (print_code): Likewise.
13823 * genrecog.c (print_code): Likewise.
13825 * optabs.c (init_libfuncs): Likewise.
13827 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
13829 * haifa-sched.c (sched_analyze): Keep the list of notes organized
13831 (reemit_notes): Likewise.
13833 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
13835 * ggc.h (ggc_root): Move to ggc-common.c.
13837 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
13838 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
13839 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
13840 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
13841 * ggc-common.c (ggc_root): Move from ggc.h.
13842 (roots): Declare, static.
13843 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
13844 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
13845 null or check/set mark bit.
13846 (ggc_mark_roots): New.
13847 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
13849 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
13851 * m32r.c: Include toplev.h.
13852 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
13853 (gen_compare): Rename swap_p to must_swap to match uses.
13854 Add default abort case.
13855 (m32r_output_function_epilogue): Remove unused variables.
13856 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
13857 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
13858 define to empty parameter list. Update all uses.
13859 (predicate decls): Use enum machine_mode not int.
13860 * m32r.md (movsi): Call abort, not fatal_insn.
13861 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
13863 1999-09-14 Andrew Haley <aph@cygnus.com>
13865 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
13866 use $0 instead of 0.
13868 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13870 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
13871 computation out of loop over hard regs.
13873 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
13875 * function.c (identify_blocks): Don't shadow a variable in an
13877 * integrate.c (integrate_decl_tree): Don't use pushlevel,
13878 pushdecl, or poplevel to build up the new BLOCK tree.
13879 (expand_inline_function): Likewise.
13880 (integrate_parm_decls): Likewise.
13882 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
13884 * c-typeck.c (qualify_type): Merge qualifiers from both types.
13886 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
13888 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
13889 * invoke.texi: Document this change.
13891 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
13893 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
13895 (mark_emit_status): Renamed from mark_emit_state.
13896 * except.c (mark_eh_status): Renamed from mark_eh_state.
13897 Check not null before marking.
13898 (free_eh_status): New.
13899 * expr.c (mark_expr_status, free_expr_status): New.
13900 * function.c (free_machine_status): New.
13901 (free_after_parsing): New.
13902 (free_after_compilation): Move bits to free_after_parsing; call
13903 free_eh_status, free_expr_status; zero the marked members of the
13905 (prepare_function_start): No can_garbage_collect.
13906 Call init_eh_for_function.
13907 (expand_dummy_function_end): Free up current_function state.
13908 (mark_function_status): Renamed from mark_function_state.
13909 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
13910 * function.h (struct function): No can_garbage_collect.
13911 (free_machine_status, free_after_parsing): Declare.
13912 (free_eh_status, free_expr_status): Declare.
13913 * ggc.h (mark_expr_status): Declare.
13914 * stmt.c (free_stmt_status): Free the struct.
13915 (mark_stmt_status): Renamed from mark_stmt_state.
13916 (init_stmt): Don't call init_eh.
13917 (init_stmt_for_function): Don't call init_eh_for_function.
13918 * toplev.c (compile_file): Call init_eh.
13919 (rest_of_compilation): Free basic block info before ggc_collect.
13920 Call free_after_parsing; conditionally call free_after_compilation.
13921 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
13922 Check not null before marking.
13923 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
13925 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
13927 * c-lex.c (yylex): Initialize warn.
13929 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
13931 * pa.c (emit_move_sequence): Properly set the mode of the scratch
13932 register when performing secondary reloads for the SAR register.
13934 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
13936 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
13937 (NOTE_BLOCK): New macro.
13938 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
13939 * function.h (identify_blocks): Change prototype.
13940 * function.c (identify_blocks): Simplify.
13941 (reorder_blocks): Likewise.
13942 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
13943 NOTE_INSN_BLOCK_{BEG,END}.
13944 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
13945 the list of saved notes if the note isn't a
13946 NOTE_INSN_BLOCK_{BEG,END}.
13947 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
13949 (reemit_notes): Adjust recreation of notes to reflect new saved
13951 * print-rtl.c (print_rtx): Print the address of the BLOCK when
13952 printing a block note.
13953 * stmt.c (block_vector): Remove.
13954 (find_loop_tree_blocks): Simplify.
13955 (unroll_block_trees): Likewise.
13956 * tree.h (reorder_block): Change prototype.
13958 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
13960 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
13961 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
13962 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
13963 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
13964 (atexit, exit): Simplify.
13965 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
13966 * config/lots: Remove defns of HAVE_ATEXIT.
13968 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
13970 * calls.c (precompute_arguments): Fix typo in comment.
13971 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
13974 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
13976 * dsp16xx.c (override_options): Fix typos in GC root registration.
13978 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
13980 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
13981 from config/svr4.h.
13982 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
13983 (FUNCTION_PROFILER): Redefine appropriately for Linux.
13984 (CC1_SPEC): Likewise.
13986 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13988 * genattr.c (main): Add extern prototype. Call return, not exit.
13989 * genattrtab.c (main): Likewise.
13990 * gencheck.c (main): Likewise.
13991 * gencodes.c (main): Likewise.
13992 * genconfig.c (main): Likewise.
13993 * genemit.c (main): Likewise.
13994 * genextract.c (main): Likewise.
13995 * genflags.c (main): Likewise.
13996 * gengenrtl.c (main): Likewise.
13997 * genopinit.c (main): Likewise.
13998 * genoutput.c (main): Likewise.
13999 * genpeep.c (main): Likewise.
14000 * genrecog.c (main): Likewise.
14002 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
14003 * genattrtab.c (get_insn_name): Likewise.
14004 * gencodes.c (get_insn_name): Likewise.
14005 * genconfig.c (get_insn_name): Likewise.
14006 * genemit.c (get_insn_name): Likewise.
14007 * genextract.c (get_insn_name): Likewise.
14008 * genflags.c (get_insn_name): Likewise.
14009 * genopinit.c (get_insn_name): Likewise.
14010 * genpeep.c (get_insn_name): Likewise.
14012 * gencheck.c (usage): Add static prototype.
14013 * genextract.c (print_path): Constify a char*.
14014 * genopinit.c (optabs): Likewise.
14015 * genoutput.c (operand_data, data, output_predicate_decls,
14016 compare_operands): Likewise.
14017 * genrecog.c (write_tree): Add default case in switch.
14019 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14021 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
14023 * print-rtl.c (get_insn_name): Remove prototype.
14025 * toplev.h (progname): Declare const.
14027 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
14028 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
14029 dump_sched_info, dump_local_alloc, regset_release_memory,
14030 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
14031 error_with_file_and_line, error_with_decl, error_for_asm, error,
14032 fatal, warning_with_file_and_line, warning_with_decl, warning,
14033 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
14034 Remove redundant prototypes.
14036 (notice, check_lang_option, report_file_and_line, vnotice,
14037 mark_file_stack): Add static prototype.
14038 (set_fatal_function): Add prototype.
14039 (vnotice, report_file_and_line, set_fatal_function,
14040 check_lang_option): Constify a char*.
14041 (main): Prototype. Call return, not exit.
14043 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14045 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
14047 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
14049 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
14051 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
14053 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14055 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
14056 behave as if it's zero in all cases.
14057 (expand_function_start): Adjust call to assign_parms.
14058 * tree.h (assign_parms): Adjust prototype.
14059 * objc/objc-act.c (hack_method_prototype): Adjust call to
14062 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
14064 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
14065 arg_pointer_rtx fixed if the argument pointer register is
14067 (NONZERO_BASE_PLUS_P): Likewise.
14069 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
14071 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
14072 match_insn2 to match_insn.
14073 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
14075 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
14077 * Makefile.in (USER_H): Remove va-foo.h.
14079 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
14080 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
14081 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
14082 va-spur.h,va-v850.h}: Remove.
14084 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
14086 * sparc/sparc.md (eligible_for_return_delay): New attribute.
14087 (in_return_delay): Use it instead of match_insn.
14089 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
14091 * config/alpha/va_list.h (va-alpha.h): Do not include.
14092 (__gnuc_va_list): Typedef as in varargs.h.
14094 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
14096 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
14097 DECL_LIVE_RANGE_RTL.
14099 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
14101 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
14102 not NOTE_BLOCK_NUMBER.
14103 (expand_eh_region_end): Likewise.
14104 (find_exception_handler_labels): Likewise.
14105 (scan_region): Likewise.
14106 (exception_optimize): Likewise.
14107 (update_rethrow_references): Likewise.
14108 (set_insn_eh_region): Likewise.
14109 * final.c (final_scan_insn): Likewise.
14110 * flow.c (make_edges): Likewise.
14111 * integrate.c (expand_inline_function): Likewise.
14112 * print-rtl.c (print_rtx): Likewise.
14114 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
14116 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
14117 terms of builtin functions and types.
14119 * mips.c (mips_build_va_list): New.
14120 (mips_va_start, mips_va_arg): New.
14121 * mips.h (BUILD_VA_LIST_TYPE): New.
14122 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
14124 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
14125 (sh_build_va_list, sh_va_start, sh_va_arg): New.
14126 * sh.h (BUILD_VA_LIST_TYPE): New.
14127 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
14129 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
14131 * recog.h (struct recog_data): Make dup_num, operand_address_p,
14132 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
14133 (struct insn_data): Likewise with n_operands, n_dups,
14134 n_alternatives, output_format.
14135 * regclass.c (scan_one_insn): Cast n_operands to int before
14136 arithmetic inside comparison.
14138 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
14140 * toplev.c (compile_function): Unconditionally emit nop.
14142 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14144 * haifa-sched.c (actual_hazard): Move declaration of variable
14145 `this_cost' into the scope where it is used.
14147 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14149 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
14150 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
14151 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
14153 * genrecog.c (make_insn_sequence): Call memset, not bzero.
14155 * jump.c (find_insert_position): Don't declare or define unless
14156 !HAVE_conditional_arithmetic.
14157 (returnjump_p_1, delete_prior_computation): Add static prototypes.
14159 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
14161 * recog.c (offsettable_address_p): Prototype function pointer.
14162 (preprocess_constraints): Call memset, not bzero.
14164 * tree.c (tree_node_kind_names): Constify a char*. Make static.
14165 (gcc_obstack_init): Don't declare.
14166 (fix_sizetype): Add static prototype.
14167 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
14168 (tree_cons): Call memset, not bzero.
14170 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
14171 definition in macro ASM_WEAKEN_LABEL.
14172 (mark_const_hash_entry): Add static prototype.
14174 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14176 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
14178 * unroll.c (find_common_reg_term, subtract_reg_term,
14179 loop_find_equiv_value): Add static prototypes.
14180 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
14181 (copy_loop_body): Remove unreachable break statement.
14183 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
14185 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
14187 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14189 Undo some changes from the gcc2 merge:
14190 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
14191 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
14195 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
14196 * emit-rtl.c (gen_lowpart_common): Disable optimization of
14197 initialized float-int union if the value is a NaN.
14199 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
14201 * gthr-win32.h: New file.
14203 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
14204 shared as a valid attribute.
14205 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
14206 * extend.texi: Document `shared' variable attribute.
14208 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
14210 * configure.in: Handle --enable-threads on FreeBSD.
14211 * configure: Rebuit.
14213 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
14215 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
14217 * configure: Rebuilt.
14219 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
14220 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
14221 Rosimildo DaSilva <rdasilva@connecttel.com>
14223 * configure.in (m68k-*-rtemscoff*): Added.
14224 * configure.in (mips64orion-*-rtems*): Converted to ELF.
14225 * configure.in (sparc-*-rtemsaout*): Added as alias for old
14226 sparc-rtems configuration.
14227 * configure.in (sparc-*-rtemself*): Added.
14228 * configure.in (sparc-*-rtems*): Now ELF not a.out.
14229 * config/i386/rtems.h: Added comment.
14230 * config/sparc/rtemself.h: New file.
14232 * configure.in (m68k-rtemself): Added.
14233 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
14234 and DWARF_DEBUGGING_INFO.
14235 * config/m68k/crti.s: New file.
14236 * config/m68k/crtn.s: New file.
14237 * config/m68k/t-crtstuff: New file.
14238 * config/m68k/rtemself.h: New file.
14240 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
14241 global ctor/dtor and C++ exception handling.
14242 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
14243 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
14245 * config/i386/t-rtems-i386: New File.
14247 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
14249 * stmt.c (expand_end_case): Return right away if the case stack is
14252 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
14254 * Makefile.in (version.c): Remove rule incorrectly brought in from
14257 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
14259 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
14260 * msdos/top.sed: Take into account a prepended $(SHELL) to
14262 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
14264 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
14266 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14268 * regmove.c (fixup_match_1): Don't change an unchanging register.
14269 (stable_but_for_p): Renamed to:
14270 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
14271 Changed all callers.
14273 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
14275 * loop.c (strength_reduce): Don't call reg_used_between_p if the
14276 insn from BL2 is after the insn from BL.
14278 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
14280 * recog.h (INSN_OUTPUT_FORMAT_*): New.
14281 (struct insn_data): Merge `template' and `outfun' into `output'.
14282 Add `output_format'.
14283 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
14284 (struct data): Remove `outfun'; add `output_format'.
14285 (name_for_index): Remove declaration.
14286 (output_insn_data): Handle output formats.
14287 (process_template): Emit the bare array for @.
14288 (gen_expand, gen_split): Set output_format to NONE.
14289 * output.h (get_insn_template): Declare.
14290 * final.c (get_insn_template): New.
14291 (final_scan_insn): Use it.
14292 * toplev.c (compile_file): Likewise.
14294 * c4x/c4x.c (c4x_process_after_reload): Likewise.
14295 * i860/i860.c (output_delayed_branch): Likewise.
14296 (output_delay_insn): Likewise.
14298 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
14300 * rtl.c (obstack_alloc_rtx): Removed.
14302 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
14304 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
14306 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
14308 * i386.c (call_insn_operand): Reject const_int.
14309 (expander_call_insn_operand): Use call_insn_operand.
14311 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14313 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
14315 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
14317 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
14318 Use DImode operation.
14320 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
14322 * gcc.c: Include sys/resource.h.
14323 (report_times): New flag.
14324 (execute): If report_times is set, calculate and report the
14325 CPU time consumed by each subprocess.
14327 (rus, prus): New globals.
14328 (option_map): Add --time.
14329 (display_help): Document -time.
14330 (process_command): Set report_times if -time is given.
14331 Turn off -pipe if -time is given.
14333 * invoke.texi: Document new option -time.
14335 * configure.in: Check for getrusage. Check if we have to
14336 prototype getrusage.
14337 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
14338 * configure: Regenerate.
14339 * config.in: Regenerate.
14341 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
14343 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
14346 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
14348 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
14349 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
14350 (nan): Return _thenan_sf or _thenan_df as appropriate.
14351 (L_thenan_sf): Define _thenan_sf.
14352 (L_thenan_df): Define _thenan_df.
14354 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
14355 (DPBIT_FUNCS): Add _thenan_df.
14357 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
14359 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
14362 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14364 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
14367 (lang_specific_driver): Don't take a function pointer parameter.
14368 All callers changed.
14370 * gcc.c: Include gcc.h.
14371 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
14372 lang_specific_extra_outfiles, fatal): Don't declare.
14373 (multilib_defaults_raw): Constify.
14374 (read_specs): Call memset, rather than bzero.
14375 (main): Call return, not exit.
14376 (lookup_compiler): Call memcpy, not bcopy.
14377 (fatal): Make extern.
14379 * cppspec.c: Include gcc.h.
14380 (lang_specific_driver): Initialize variable `quote'. Constify a
14381 char*. All calls to the function pointer parameter now
14382 explicitly call `fatal'.
14384 * gccspec.c (lang_specific_driver): Include gcc.h.
14386 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
14388 * arm.c (note_invalid_constants): Use recog_data.operand_type
14391 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14393 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
14396 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
14397 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
14398 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
14399 reload_secondary_in_reload, reload_secondary_out_reload,
14400 reload_secondary_in_icode, reload_secondary_out_icode,
14401 reload_reg_rtx, reload_when_needed): Delete declarations.
14402 (struct reload): New structure.
14403 (rld): Declare new array.
14404 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
14405 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
14406 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
14407 reload_secondary_in_reload, reload_secondary_out_reload,
14408 reload_secondary_in_icode, reload_secondary_out_icode,
14409 reload_reg_rtx, reload_when_needed): Delete definitions.
14411 (whole file): Replace uses of the deleted arrays with uses of rld.
14412 * reload1.c (whole file): Replace uses of the deleted arrays with
14414 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
14415 explicit loops, not with bcopy.
14417 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
14419 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
14420 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
14421 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
14422 insn_name): Delete and consolidate into new structures.
14423 (insn_operand_predicate_fn): New.
14424 (insn_output_fn): New.
14425 (insn_gen_fn): New.
14426 (struct insn_operand_data): New.
14427 (struct insn_data): New.
14429 (OUT_FCN): Update for insn_data change.
14430 * builtins.c (expand_builtin_strlen): Likewise.
14431 (expand_builtin_memcmp): Likewise.
14432 * combine.c (make_extraction, simplify_comparison): Likewise.
14433 * cse.c (canon_reg, cse_insn): Likewise.
14434 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
14435 * expmed.c (store_bit_field, extract_bit_field): Likewise.
14436 (emit_store_flag): Likewise.
14437 * expr.c (convert_move, emit_block_move): Likewise.
14438 (clear_storage, emit_push_insn, expand_increment): Likewise.
14439 (do_store_flag): Likewise.
14440 * expr.h (GEN_FCN): Likewise.
14441 (insn_gen_function): Die.
14442 * final.c (final_scan_insn): Update for insn_data change.
14443 (output_asm_name): Likewise.
14444 * function.c (fixup_var_refs_1): Likewise.
14445 * loop.c (check_dbra_loop): Likewise.
14446 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
14447 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
14448 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
14449 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
14450 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
14451 * regmove.c (gen_add3_insn): Likewise.
14452 * reload.c (push_secondary_reload, combine_reloads): Likewise.
14453 (find_reloads, find_reloads_address_1): Likewise.
14454 (debug_reload_to_stream): Likewise.
14455 * reload1.c (emit_reload_insns, gen_reload): Likewise.
14456 * stmt.c (expand_end_case): Likewise.
14457 * toplev.c (compile_file): Likewise.
14459 * c4x/c4x.c (c4x_process_after_reload): Likewise.
14460 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
14462 * print-rtl.c (insn_name_ptr): Remove declaration.
14463 (get_insn_name): Declare.
14464 (print_rtx): Use it.
14465 * genoutput.c (insn_name_ptr): Remove.
14466 (next_operand_number): New.
14467 (struct operand_data): New.
14468 (null_operand, odata, odata_end): New.
14469 (struct data): Use struct operand_data.
14470 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
14471 (get_insn_name): Renamed from name_for_index.
14472 (output_prologue): Define NO_MD_PROTOTYPES.
14473 (output_predicate_decls): Break out from output_epilogue.
14474 Iterate over the operands list.
14475 (output_operand_data): Break out from output_epilogue. Emit
14476 just the operands list.
14477 (output_insn_data): Break out from output_epilogue. Emit just
14479 (output_epilogue): Remove.
14480 (output_get_insn_name): New.
14481 (constraints, op_n_alternatives, predicates, address_p): Die.
14482 (modes, strict_low, seen): Die.
14483 (scan_operands): Take new param `d' instead of writing to
14484 seven global variables.
14485 (compare_operands): New.
14486 (place_operands): New.
14487 (validate_insn_alternatives): Update for struct data change.
14488 (gen_insn): Don't zero or copy 7 global arrays. Update for
14489 scan_operands; call place_operands.
14490 (gen_peephole, gen_expand, gen_split): Likewise.
14491 (main): Update for new output routines.
14493 * genattr.c (insn_name_ptr): Remove.
14494 (get_insn_name): New function.
14495 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
14496 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
14497 * genrecog.c: Likewise.
14499 * alpha.md (adddi3): Make `pattern' array static.
14501 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14503 * config/c4x/c4x.h (c4x_rpts_cycles_string,
14504 c4x_cpu_version_string): Constify char *.
14505 * config/c4x/c4x.c (c4x_rpts_cycles_string,
14506 c4x_cpu_version_string): Likewise.
14508 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
14510 * tree.c (save_tree_status): Revert 10 Sep change.
14511 (restore_tree_status): Likewise. Call obstack_free with NULL
14512 before freeing the obstack proper.
14514 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
14516 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
14518 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
14519 surrounding context.
14521 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
14523 * tree.c (type_hash_canon): Put all types in the hash-table, when
14526 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
14528 * recog.h (struct recog_data, recog_data): New.
14529 (recog_foo variables): Kill.
14530 * recog.c (recog_operand, recog_operand_loc): Kill.
14531 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
14532 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
14533 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
14534 (recog_data): Define.
14535 (extract_insn): Update all recog_foo references to use recog_data.
14536 (preprocess_constraints, constrain_operands): Likewise.
14537 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
14538 * genattrtab.c (main): Likewise.
14539 * genextract.c (main): Likewise.
14540 * genoutput.c: Likewise.
14541 * genrecog.c (write_subroutine, main): Likewise.
14542 * local-alloc.c (block_alloc): Likewise.
14543 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
14544 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
14545 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
14546 * reload.c (find_reloads, find_reloads_toplev): Likewise.
14547 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
14548 (reload_cse_simplify_operands): Likewise.
14550 * arc/arc.c (arc_final_prescan_insn): Likewise.
14551 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
14552 * h8300/h8300.c (notice_update_cc): Likewise.
14553 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
14554 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
14555 * mn10200/mn10200.c (notice_update_cc): Likewise.
14556 * mn10300/mn10300.c (notice_update_cc): Likewise.
14557 * romp/romp.c (update_cc): Likewise.
14558 * sparc/sparc.c (check_pic): Likewise.
14559 * v850/v850.c (notice_update_cc): Likewise.
14561 * genemit.c (main): Don't declare recog_operand.
14563 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
14565 * ggc.h (rtvec_def): Forward declare.
14566 (tree_node): Likewise.
14567 (ggc_root): Define.
14569 (ggc_set_mark_rtx): Add prototype.
14570 (ggc_set_mark_rtvec): Likewise.
14571 (ggc_set_mark_tree): Likewise.
14572 * ggc-simple.c (ggc_root): Don't define.
14573 (roots): Don't declare.
14574 (ggc_mark_rtx): Remove.
14575 (ggc_mark_rtvec): Likewise.
14576 (ggc_mark_tree): Likewise.
14577 (ggc_mark_varray): Likewise.
14578 (ggc_mark_tree_hash_table_entry): Likewise.
14579 (ggc_mark_tree_hash_table): Likewise.
14580 (ggc_set_mart_rtx): New function.
14581 (ggc_set_mark_rtvec): Likewise.
14582 (ggc_set_mark_tree): Likewise.
14583 (ggc_add_root): Remove.
14584 (ggc_add_rtx_root): Likewise.
14585 (ggc_remove_tree_root): Likewise.
14586 (ggc_add_string_root): Likewise.
14587 (ggc_add_tree_varray_root): Likewise.
14588 (ggc_add_tree_hash_table_root): Likewise.
14589 (ggc_del_root): Likewise.
14590 (ggc_mark_rtx_ptr): Likewise.
14591 (ggc_mark_tree_ptr): Likewise.
14592 (ggc_mark_string_ptr): Likewise.
14593 (ggc_mark_tree_varray_ptr): Likewise.
14594 (ggc_mark_tree_hash_table_ptr): Likewise.
14595 * ggc-common.c: New file.
14596 * Makefile.in (OBJS): Add ggc-common.o.
14597 (ggc-common.o): List dependencies.
14599 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
14601 * cppalloc.c (xstrdup): Use memcpy.
14602 * cpperror.c (cpp_print_containing_files): Don't use
14604 * cpplib.c (conditional_skip): Set temp->lineno.
14605 (do_endif): Make error message less obscure.
14606 (if_directive_name): New function.
14607 (cpp_get_token [case EOF]): Unwind the if stack and generate
14608 error messages for each unterminated conditional in this file.
14609 (parse_string): Do not behave differently if -traditional.
14611 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
14613 * builtins.c (expand_builtin_va_arg): Cope with an array-type
14614 va_list decomposing to pointer-type.
14615 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
14616 (rs6000_va_arg): Likewise.
14618 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
14620 * except.c (start_dynamic_handler): Compute size using
14621 STACK_SAVEAREA_MODE.
14623 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14625 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
14626 include directory headers. Don't define strrchr. Don't provide
14627 my_* replacement functions. Prefer PTR over `pointer_type'.
14628 Don't prototype system functions. Don't redefine getopt.
14630 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
14631 safe_read, safe_write, save_pointers, restore_pointers,
14632 is_id_char, in_system_include_dir, directory_specified_p,
14633 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
14634 find_corresponding_lparen, referenced_file_is_newer,
14635 save_def_or_dec, munge_compile_params, gen_aux_info_file,
14636 process_aux_info_file, identify_lineno, check_source,
14637 seek_to_line, forward_to_next_token_char, output_bytes,
14638 output_string, output_up_to, other_variable_style_function,
14639 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
14640 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
14641 find_static_definition, connect_defs_and_decs, add_local_decl,
14642 add_global_decls, needs_to_be_converted, visit_each_hash_node,
14643 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
14644 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
14645 scan_for_missed_items, edit_file, string_list_cons): Add static
14647 (standard_exec_prefix, target_machine, target_version,
14648 default_syscalls_dir, string_list, string_list_cons, find_file,
14649 do_cleaning): Constify a char*.
14650 (safe_read, safe_write): Use PTR, not a char*.
14651 (is_id_char): Take an int, not a char.
14652 (main): Add prototype. Call return, not exit.
14654 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
14656 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
14657 when comparing types.
14659 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
14661 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
14662 (strength_reduce): Release the varrays from the no-bivs early exit.
14664 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
14665 the loop over the registers.
14667 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
14669 (restore_tree_status): Check that instead when freeing the obstack.
14671 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
14673 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
14676 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14678 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
14679 operand size modifiers.
14681 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14683 * c-common.c (c_common_nodes_and_builtins): Don't build
14685 * c-common.h (enum c_tree_index and related accesor macros): Remove
14686 everything now declared in tree.h.
14687 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
14688 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
14689 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
14690 (error_mark_node, void_type_node, char_type_node, integer_type_node,
14691 unsigned_type_node, ptr_type_node, va_list_type_node,
14692 integer_zero_node, null_pointer_node, integer_one_node): Delete.
14693 (init_decl_processing): Call build_common_tree_nodes and
14694 build_common_tree_nodes_2 instead of building their nodes here.
14695 Don't add roots for these nodes.
14696 * stor-layout.c (size_zero_node, size_one_node): Delete.
14697 (set_sizetype): Make a new node for bitsizetype each time.
14698 * tree.c (global_trees): New variable.
14699 (init_obstacks): Add a gc root for it.
14700 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
14701 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
14702 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
14703 (build_common_tree_nodes): New function.
14704 (fix_sizetype): New function.
14705 (build_common_tree_nodes_2): New function.
14706 * tree.h (enum tree_index): New.
14707 (global_trees): Declare.
14708 Add accessor macros for all nodes now moved to global_trees.
14709 Delete their declarations.
14711 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
14713 * c-decl.c (finish_function): When processing a nested function,
14714 push and pop GC context around rest_of_compilation.
14716 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
14718 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
14719 Default ix86_arch to PROCESSOR_I386.
14720 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
14721 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
14722 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
14723 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
14724 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
14725 (EXTRA_SPECS): Remove deleted specs.
14727 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
14729 * function.c (assign_stack_local_1): Allocate from
14730 function->x_frame_offset, not frame_offset.
14732 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
14734 * ggc.h (lang_cleanup_tree): Remove.
14735 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
14736 * ggc-callbacks.c (lang_cleanup_tree): Remove.
14738 * c-decl.c (finish_struct): Use ggc_alloc to allocate
14739 TYPE_LANG_SPECIFIC when garbage collecting.
14740 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
14741 (lang_cleanup_tree): Remove.
14743 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
14745 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
14746 * crtstuff.c: Not here.
14747 * dwarf2out.c: Or here.
14748 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
14751 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
14753 * function.h (free_after_compilation): Remove decl parameter.
14754 (free_varasm_status0: Likewise.
14755 (free_emit_status): Likewise.
14756 (free_stmt_status): Likewise.
14757 (free_after_compilation): Likewise.
14758 (init_lang_status): New variable.
14759 (free_lang_status): Likewise.
14760 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
14761 * function.c (init_lang_status): New variable.
14762 (free_lang_status): Likewise.
14763 (push_function_context_to): Don't set function::decl here.
14764 (free_after_copmilation): Make decl parameter implicit. Call
14765 free_lang_status if defined.
14766 (prepare_function_start): Call init_lang_status if defined.
14767 (init_function_start): Set function::decl here.
14768 * profile.c (output_func_start_profiler): Don't call pushdecl
14769 until we've actually started the function.
14770 * stmt.c (free_stmt_status): Make decl parameter implicit.
14771 * toplev.c (rest_of_compilation): Don't pass decl to
14772 free_after_compilation.
14773 * varasm.c (free_varasm_status): Likewise.
14775 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14777 * except.c (call_get_eh_context): Add root when allocating static
14780 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
14782 * arm.c: Include "ggc.h".
14783 (arm_add_gc_roots): New function.
14784 (arm_override_options): Call it.
14785 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
14787 * arm.md (define_asm_attributes): Add a pool_range attribute.
14789 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
14791 * extend.texi (Volatiles): New node.
14793 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
14795 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
14796 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
14797 (struct ggc_any): Replace `mark' with `magic_mark'.
14798 (ggc_alloc_string): Use memcpy, not bcopy.
14799 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
14800 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
14801 (ggc_free_any): New.
14802 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
14803 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
14804 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
14805 Use IS_MARKED. Use ggc_free_any.
14807 1999-09-09 Scott Bambrough <scottb@netwinder.org>
14809 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
14811 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
14813 * toplev.c (main): Always init_ggc.
14815 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
14817 * except.c (find_all_handler_type_matches): Free the list if
14818 we found no matches.
14820 * combine.c (SUBST): Break out to a real function do_SUBST.
14821 (SUBST_INT): Likewise.
14822 * gcse.c (free_pre_mem): Free `temp_bitmap'.
14823 (pre_insert): Free `inserted'.
14824 * loop.c (basic_induction_var): Always set `location'.
14826 * function.c (expand_function_end): Add initial_trampoline as a root.
14827 * rtl.h (init_varasm_once): Declare.
14828 * toplev.c (compile_file): Call it.
14829 * ggc-simple.c (ggc_mark_string_ptr): New.
14830 (ggc_add_string_root): New.
14831 (ggc_collect): Disable collection avoidance temporarily.
14832 * ggc.h (ggc_add_string_root): Declare.
14833 * except.c (create_rethrow_ref): Use ggc_alloc_string.
14834 * optabs.c (init_libfuncs): Likewise.
14835 * varasm.c (named_section): Use ggc_alloc_string.
14836 (make_function_rtl): Likewise.
14837 (make_decl_rtl): Likewise.
14838 (assemble_static_space): Likewise.
14839 (assemble_trampoline_template): Likewise.
14840 (output_constant_def): Likewise.
14841 (force_const_mem): Likewise.
14842 (mark_const_hash_entry): New.
14843 (mark_pool_sym_hash_table): New.
14844 (mark_varasm_state): Use it.
14845 (init_varasm_once): New.
14847 * expr.h (init_one_libfunc): Declare.
14848 * optabs.c (init_one_libfunc): New.
14849 (init_optabs): Use it.
14850 * config/gofast.h: Likewise.
14851 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
14852 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
14854 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
14856 * Makefile.in (cppexp.o): Depend on cpphash.h.
14857 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
14859 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
14860 * cpplib.c (do_define): Generalise to handle poisoned definitions,
14861 redefining poisoned identifiers, etc.
14862 (do_undef): Don't allow poisoned identifiers to be undefined.
14863 (do_pragma): Add #pragma poison.
14864 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14866 * cccp.c: Add T_POISON node type.
14867 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
14869 (do_define): Generalise to handle poisoned definitions,
14870 redefining poisoned identifiers, etc.
14871 (do_undef): Don't allow poisoned identifiers to be undefined.
14872 (do_pragma): Add #pragma poison.
14873 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14875 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
14876 * c-pragma.h: Add ps_poison state. We now always have generic
14879 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
14881 * ggc.h (ggc_alloc): New function.
14882 (ggc_mark): Likewise.
14883 * ggc-simple.c (ggc_any): New structure.
14884 (ggc_status): Add anys.
14885 (n_anys_collected): New variable.
14886 (ggc_alloc): Define.
14887 (ggc_mark): Likewise.
14888 (ggc_collect): Collect the anys.
14890 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14892 * c-decl.c (mark_binding_level): Make static to match prototype.
14894 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
14896 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
14898 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
14900 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
14901 will use into account. Expand the max width to 5.
14904 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
14906 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
14907 for the rtx length.
14909 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
14911 * alpha.md (call value patterns): Remove the result predicates.
14913 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
14915 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
14918 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14920 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
14921 changed from extern char *, to extern PTR. Also fix typo in
14922 NEED_DECLARATION_REALLOC test.
14924 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
14926 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14928 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
14929 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
14930 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
14931 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
14933 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
14935 * cccp.c (pcfinclude): Likewise.
14937 * global.c (allocno_compare): Likewise.
14939 * haifa-sched.c (rank_for_schedule): Likewise.
14941 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
14943 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
14945 * stupid.c (stupid_reg_compare): Likewise.
14947 * tree.c (_obstack_allocated_p): Likewise.
14949 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
14951 1999-09-08 Bruce Korb autogen@linuxbox.com
14953 * Makefile.in: Give the hapless gperf user a hint about
14954 why "gperf -F" fails.
14956 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
14958 * lists.c: Include ggc.h.
14960 (init_EXPR_INSN_LIST_cache): Install it.
14962 * ggc-simple.c (init_ggc): Absorb the old init.
14963 (ggc_push_context): Use xcalloc.
14964 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
14965 (ggc_collect): Add [rvts] tags to the collection stats.
14967 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
14969 * cccp.c (main): Fix handling of -include and -imacros options.
14971 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
14973 * cpplib.c (cpp_push_buffer): Fix order of arguments.
14975 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14977 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
14980 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
14982 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
14983 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
14984 and SET_DEST. Update comment.
14986 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14988 * config/c4x/c4x.c: Include ggc.h.
14989 (c4x_add_gc_roots): New function.
14990 (c4x_override_options): Call c4x_add_gc_roots.
14992 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
14994 * defaults.h (TARGET_ESC): Move ...
14995 * system.h: ... here, where Linas had it in the first place. Silly me.
14997 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
14999 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
15000 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
15001 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
15002 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
15003 * defaults.h (TARGET_ESC): Add default.
15005 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
15007 * configure.in: add i370-*-openedition, i370-*-mvs and
15008 i370-*-linux targets
15010 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
15012 * dsp16xxx.c: Include ggc.h
15013 (override_options): Mark GC roots.
15014 * mn10200.c: Include ggc.h.
15015 (asm_file_start): Mark GC roots.
15016 * tahoe.c: Include ggc.h.
15017 (extensible_operand): Mark GC roots.
15019 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
15021 * README: Add section discussing status of ELF ABI.
15022 * i370.c: Fix misc spelling mistakes.
15023 (i370_label_scan): Updated notes, exception handling.
15024 (i370_function_prolog): Simplify ELF stack handling.
15025 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
15026 (STACK_GROWS_DOWNWARD): ELF stack grows down.
15027 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
15028 * i370.md: (movdi): Add notes.
15029 (floatsidf2): Use stack not rtca for scratch float area.
15030 (iorsi3): Correct operand constraints.
15031 * x-oe: Restore TAROUTOPTS which are used by pax.
15033 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
15035 * rs6000.c: Include ggc.h.
15036 (rs6000_add_gc_roots): New function.
15037 (override_options): Call it.
15039 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
15041 * alpha.h (alpha_compare): New.
15042 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
15043 * alpha.c: Likewise for the definitions.
15044 (alpha_emit_conditional_branch): Update for alpha_compare.
15045 (alpha_emit_conditional_move): Likewise.
15046 * alpha.md (cmpdf, cmpdi): Likewise.
15047 (setcc patterns): Likewise. Zero alpha_compare after use.
15048 (sne): Optimize (x != 0) into (0U < x).
15050 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
15052 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
15053 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
15054 (INIT_EXPANDERS): Remove.
15055 * alpha.c: Include ggc.h.
15056 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
15057 (alpha_init_machine_status, alpha_mark_machine_status): New.
15058 (override_options): Install them.
15059 (struct machine_function): Moved to alpha.h.
15060 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
15061 (alpha_init_expanders): Remove.
15062 (alpha_return_addr): Adjust to use current_function->machine.
15063 (alpha_ra_ever_killed): Likewise.
15064 (alpha_expand_epilogue): Likewise.
15065 * alpha.md (eh_epilogue): Likewise.
15067 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
15068 Melissa O'Neill <oneill@cs.sfu.ca>
15069 Geoffrey Keating <geoffk@cygnus.com>
15071 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
15072 call-used registers (call-saved registers must still be contiguous
15073 and end with r31, of course).
15075 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
15077 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
15078 (self_promoting_type_p): Delete.
15079 (self_promoting_args_p): Move ...
15080 * c-common.c: ... here.
15081 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
15082 (simple_type_promotes_to): New.
15083 * builtins.c (lang_type_promotes_to): New.
15084 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
15085 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
15086 * c-common.h: ... here.
15087 (self_promoting_args_p, simple_type_promotes_to): Declare.
15088 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
15089 (grokdeclarator): Likewise.
15090 * tree.h (lang_type_promotes_to): Declare.
15092 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
15094 Add some machine-dependent GC roots.
15095 * sparc.c: Include ggc.h.
15096 (sparc_add_gc_roots): New function.
15097 (mark_ultrasparc_pipeline_state): Likewise.
15098 (override_options): Call sparc_add_gc_roots.
15099 * pa.c: Include ggc.h.
15100 (pa_add_gc_roots): New function.
15101 (mark_deferred_plabels): Likewise.
15102 (override_options): Call pa_add_gc_roots.
15103 * mips.c: Include ggc.h.
15104 (mips_add_gc_roots): New function.
15105 (override_options): Use it.
15107 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15109 * cpperror.c (cpp_file_line_for_message): Constify a char*.
15111 * cppexp.c (parse_number, parse_charconst, cpp_lex,
15112 cpp_parse_expr): Add static prototypes.
15113 (parse_charconst): Don't cast away const-ness.
15114 (token): Constify a char*.
15116 * cppfiles.c (file_name_list, include_hash, find_include_file,
15117 finclude, initialize_input_buffer): Constify a char*.
15118 (file_cleanup, find_position): Add static prototypes.
15120 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
15121 collect_expansion): Add static prototypes.
15122 (cpp_install, create_definition, monthnames): Constify a char*.
15124 * cpphash.h (cpp_install): Likewise.
15126 * cppinit.c (known_suffixes, default_include,
15127 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
15128 (base_name, dump_special_to_buffer, initialize_dependency_output):
15129 Add static prototypes.
15131 * cpplib.c (my_strerror): Constify a char*.
15132 (null_underflow, null_cleanup, skip_comment, copy_comment,
15133 copy_rest_of_line, handle_directive, pass_thru_directive,
15134 get_directive_token, read_line_number, cpp_print_file_and_line,
15135 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
15136 v_cpp_warning_with_line, detect_if_not_defined,
15137 consider_directive_while_skipping): Add static prototypes.
15138 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
15139 cpp_pedwarn_with_file_and_line): Constify a char*.
15141 * cpplib.h (cpp_options, include_hash, progname, definition,
15142 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
15143 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
15144 find_include_file, deps_output, include_hash): Constify a char*.
15146 * cppmain.c (progname): Constify.
15147 (main): Add prototype. Use return, not exit.
15149 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
15150 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
15151 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
15152 check_protection): Add static prototype.
15154 (progname, recognized_macrom, recognized_extern): Constify a char*.
15155 (main): Add prototype.
15157 * gen-protos.c (progname): Constify a char*.
15159 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
15161 * emit-rtl.c (free_emit_status): Take decl as a parameter.
15162 (init_emit_once): Add more GC roots.
15163 * except.c (mark_func_eh_entry): New function.
15164 (mark_eh_node): Mark false_label and rethrow_label.
15165 (init_eh): Add more GC roots.
15166 * function.c (free_after_compilation): Take decl as a paramter.
15167 Call free_stmt_status.
15168 (mark_function_state): Don't assume x_parm_reg_stack_loc is
15170 * function.h (free_after_compilation): Change prototype.
15171 (free_varasm_status): Likewise.
15172 (free_emit_status): Likewise.
15173 (free_stmt_status): New function.
15174 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
15175 Remove, replacing with ...
15176 (ggc_status): New structure.
15177 (ggc_chain): New variable.
15178 (init_gcc): Define.
15179 (ggc_push_context): New function.
15180 (ggc_pop_context): Likewise.
15181 (ggc_alloc_rtx): Adjust for use of ggc_chain.
15182 (ggc_alloc_rtvec): Likewise.
15183 (ggc_alloc_tree): Likewise.
15184 (ggc_alloc_string): Likewise.
15185 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
15186 (ggc_mark_tree): Give language-dependent code a chance to mark
15188 (ggc_mark_tree_varray): Handle empty arrays.
15189 (ggc_collect): Adjust for use of ggc_chain. Clear
15190 bytes_alloced_since_last_gc.
15191 * ggc.h (ggc_pop_context): New function.
15192 (ggc_push_context): Likewise.
15193 * print-tree.c (print_node): Don't print obstacks when GC'ing.
15194 * stmt.c (free_stmt_status): New function.
15195 (init_stmt_for_function): Clear last_expr_value.
15196 * toplev.c (rest_of_compilation): Always call free_after_compilation.
15197 Conditionalize call to ggc_collect.
15198 (main): Call init_ggc.
15199 * tree.c (push_obstacks): Do the push, even when GC'ing.
15200 (push_obstacks_nochange): Likewise.
15201 (pop_obstacks): Liekwise.
15202 * varasm.c (free_varasm_status): Take decl as a parameter.
15204 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
15206 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
15207 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
15208 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
15209 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
15211 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
15213 * pa/x-pa-mpeix: New file for the MPE port.
15215 * pa/quadlib.asm: New file for long double support.
15217 * configure.in: Add hppa1.0-*-mpeix for MPE port.
15218 * configure: Rebuilt.
15220 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
15222 * final.c (shorten_branches): Fix last change.
15224 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
15226 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
15228 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
15230 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
15233 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15235 * c-aux-info.c (concat): Don't define.
15237 * cccp.c (my_strerror): Likewise. All callers changed to use
15239 (do_include): Call xstrdup, not xmalloc/strcpy.
15240 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
15241 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
15243 * collect2.c (my_strsignal): Likewise. All callers changed to use
15245 (locatelib): Call xstrdup, not xmalloc/strcpy.
15247 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
15249 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
15251 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
15253 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
15255 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
15257 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
15259 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
15261 (find_all_handler_type_matches): Likewise. Don't check return
15263 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
15264 xmalloc, not malloc.
15265 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
15267 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
15268 (init_spec): Call xcalloc, not xmalloc/bzero.
15269 (set_spec): Call xstrdup, not save_string.
15270 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
15271 (find_a_file): Call xstrdup, not xmalloc/strcpy.
15272 (process_command): Call xstrdup, not save_string.
15273 (main): Call xcalloc, not xmalloc/bzero.
15275 * gcov.c (xmalloc): Don't define.
15276 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
15277 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
15278 (output_data): Call xcalloc, not xmalloc/bzero.
15280 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
15282 * mips-tdump.c (xmalloc): Don't define.
15283 (print_symbol): Call xmalloc, not malloc.
15284 (read_tfile): Call xcalloc, not calloc.
15286 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
15287 Don't define. All callers of xfree/my_strsignal changed to use
15288 free/strsignal instead.
15289 (allocate_cluster): Call xcalloc, not calloc.
15291 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
15292 Fix memory leak, free allocated memory.
15294 * prefix.c (translate_name): Call xstrdup, not save_string.
15295 (update_path): Likewise.
15297 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
15299 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
15300 Don't define. Callers of xfree/savestring2 changed to use
15301 free/concat instead.
15303 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
15304 (init_elim_table): Likewise.
15306 * resource.c (init_resource_info): Likewise.
15308 * stupid.c (stupid_life_analysis): Likewise.
15310 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
15311 (open_dump_file): Call concat, not xmalloc/strcpy/...
15312 (clean_dump_file): Likewise.
15313 (compile_file): Call xstrdup, not xmalloc/strcpy.
15315 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
15317 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
15318 * v850.c (v850_va_arg): New.
15320 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15322 * haifa-sched.c: Tidy comments.
15324 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15326 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
15327 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
15328 $(out_object_file)): Depend on ggc.h.
15329 * c-common.c: Include "ggc.h".
15330 (combine_strings): If doing GC, use ggc_alloc_string.
15331 * c-decl.c: Include "ggc.h".
15332 (ggc_p): Define with value 0.
15333 (mark_binding_level): New function.
15334 (init_decl_processing): Add GC roots.
15335 (mark_c_function_context): New function.
15336 (lang_mark_false_label_stack): New function.
15337 (lang_mark_tree): New function.
15338 (lang_cleanup_tree): New function.
15339 * c-lang.c: Include "ggc.h".
15340 (lang_init): Call c_parse_init.
15341 * c-lex.c: Include "ggc.h".
15342 (check_linenum): If doing GC, don't copy filenames to permanent
15344 * c-parse.in: Include "ggc.h".
15345 (c_parse_init): New function.
15346 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
15347 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
15349 * except.c (mark_eh_state): Mark more state.
15350 * function.c (mark_function_state): Likewise.
15351 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
15352 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
15353 * toplev.c (mark_file_stack): New function.
15354 (compile_file): If doing GC, use ggc_alloc_string on input filename.
15355 (main): Add root for input_file_stack.
15357 * i386.c: Include "ggc.h".
15358 (ix86_mark_machine_status): New function.
15359 (override_options): Set mark_machine_status.
15361 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15363 * tree.c (copy_node): Copy node contents also if doing GC.
15365 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
15367 * collect2.c (scan_libraries): Fix double-thinko :-).
15369 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
15371 * collect2.c (scan_libraries): Fix thinko.
15373 * cse.c (delete_trivially_dead_insns): Do not skip the last
15374 insn if it is a real insn.
15376 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
15378 * Makefile.in (ggc-simple.o): Depend on hash.h.
15379 * ggc.h (ggc_add_tree_hash_table_root): Declare.
15380 (ggc_mark_tree_varray): Likewise.
15381 (ggc_mark_tree_hash_table): Likewise.
15382 * ggc-simple.c: Include hash.h.
15383 (ggc_mark_tree_hash_table_ptr): New function.
15384 (ggc_mark_tree_hash_table_entry): Likewise.
15385 (ggc_mark_tree_hash_table): Likewise.
15386 (ggc_add_tree_hash_table_root): Likewise.
15387 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
15388 rtx, when defining fields.
15390 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
15392 * profile.c (output_func_start_profiler): Remove apparently
15393 nonsensical call to start_sequence.
15395 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
15397 * clipper/clipper.c (clipper_va_start): Fix typos.
15399 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
15400 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
15401 (spur_va_arg): New stub.
15403 * configure.in: Comment out pyramid.
15405 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
15407 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
15408 don't conflict with the bits that win32, cygwin, and dgux
15411 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
15412 Bernd Schmidt <bernds@cygnus.co.uk>
15414 * integrate.c (function_cannot_inline_p): Do not inline
15415 functions with forced labels.
15417 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
15418 Bernd Schmidt <bernds@cygnus.co.uk>
15419 Mark Mitchell <mark@codesourcery.com>
15421 * Makefile.in (ggc-simple.o): Depend on varray.h.
15422 (rtl.o): Depend on ggc.h.
15423 (genattrtab.o): Depend on ggc.h.
15424 (print-tree.o): Likewise.
15425 (fold-const.o): Likewise.
15426 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
15427 (make_insn_raw): Don't cache insns when GC'ing.
15428 (emit_insn_before): Likewise.
15429 (emit_insn_after): Likewise.
15430 (emit_insn): Likewise.
15431 (start_sequence): Use xmalloc to allocate the sequence_stack.
15432 (end_sequence): Add free to free it.
15433 (gen_sequence): Don't cache insns when GC'ing.
15434 (clear_emit_caches): Don't use sequence_element_free_list.
15435 (init_emit): Use xcalloc, not xmalloc+bzero.
15436 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
15437 * function.c (pop_function_context_from): Use free to free the
15438 fixup_var_refs_queue.
15439 (put_reg_into_stack): Allocate it with xmalloc.
15440 * genattrtab.c: Include ggc.h.
15441 (operate_exp): Don't use obstack_free when GC'ing.
15442 (simplify_cond): Likewise.
15443 (simplify_text_exp): Likewise.
15444 (optimize_attrs): Likewise.
15445 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
15447 (gencode): Generate a #include for ggc.h.
15448 * ggc-callbacks.c (ggc_p): Define it to zero.
15449 * ggc-none.c (ggc_p): Likewise.
15450 * ggc-simple.c: Include varray.h.
15451 (ggc_mark_tree_varray): New function.
15452 (ggc_add_tree_varray_root): Likewise.
15453 (ggc_mark_tree_varray_ptr): Likewise.
15454 * ggc.h (ggc_p): Declare.
15455 (varray_head_tag): Likewise.
15456 (ggc_add_tree_varray_root): Declare.
15457 * print-tree.c (print_node): Don't check for TREE_PERMANENT
15458 inconsistencies when GC'ing.
15459 * rtl.c: Include ggc.h.
15460 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
15461 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
15462 (rtx_free): Don't call obstack_free when GC'ing.
15463 * toplev.c (rest_of_compilation): Call ggc_collect after every
15465 * tree.c (push_obstacks): Do nothing, if GC'ing.
15466 (pop_obstacks_nochange): Likewise.
15467 (pop_obstacks): Likewise.
15468 (make_node): Use ggc_alloc_tree when GC'ing.
15469 (copy_node): Likewise.
15470 (get_identifier): Use ggc_alloc_string when GC'ing.
15471 (build_string): Likewise.
15472 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
15473 (tree_cons): Likewise.
15474 (build1): Likewise.
15475 (type_hash_canon): Don't call obstack_free when GC'ing.
15477 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
15479 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
15480 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
15482 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
15483 Bernd Schmidt <bernds@cygnus.co.uk>
15484 Mark Mitchell <mark@codesourcery.com>
15486 * Makefile.in (stor-layout.o): Depend on ggc.h.
15487 (expr.o): Depend on ggc.h.
15488 (profile.o): Depend on ggc.h.
15489 (stor-layout.o): Depend on ggc.h.
15490 * emit-rtl.c (init_emit_once): Add gc roots.
15491 * expr.c: Include ggc.h.
15492 (emit_block_move): Add gc roots.
15493 (clear_storage): Likewise.
15494 * expr.h (init_stor_layout_once): New function.
15495 * profile.c: Include ggc.h.
15496 (init_arc_profiler): profiler_label is a root.
15497 * scan.c (make_sstring_space): Trust xrealloc to function
15498 correctly with first parameter NULL.
15499 * stor-layout.c: Include ggc.h.
15500 (set_sizetype): Add gc root.
15501 (init_stor_layout_once): New function.
15502 * toplev.c (compile_file): Call it.
15504 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
15505 Bernd Schmidt <bernds@cygnus.co.uk>
15506 Mark Mitchell <mark@codesourcery.com>
15508 * Makefile.in (tree.o): Depend on ggc.h.
15509 (varasm.o): Likewise.
15510 (function.o): Likewise.
15511 (stmt.o): Likewise.
15512 (except.o): Likewise.
15513 (optabs.o): Likewise.
15514 (emit-rtl.o): Likewise.
15515 * emit-rtl.c: Include ggc.h.
15516 (sequence_element_free_list): Remove, and all references.
15517 (mark_sequence): New functions.
15518 (mark_emit_state): New function.
15519 * except.c: Include ggc.h.
15520 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
15521 (mark_tree_label_node): New functions.
15522 (mark_eh_state): New function.
15523 * function.c: Include ggc.h.
15524 (mark_temp_slot, mark_function_chain): New functions.
15525 (mark_function_state): New function.
15526 (init_function_once): New function.
15527 * function.h (init_function_once): New function.
15528 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
15529 * ggc.h (label_node): Declare.
15530 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
15531 (lang_mark_false_label_stack): New function.
15532 (mark_temp_slot): Remove declaration.
15533 (mark_function_chain): Likewise.
15534 (mark_eh_state): Adjust prototype.
15535 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
15537 * optabs.c: Include ggc.h.
15538 (mark_optab): New function.
15539 (init_optabs): Add gc roots.
15540 * stmt.c: Include ggc.h.
15541 (mark_cond_nesting, mark_loop_nesting): New functions.
15542 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
15543 (mark_stmt_state): New function.
15544 * toplev.c (compile_file): Call init_function_once.
15545 * tree.c: Include ggc.h.
15546 (type_hash): Move declaration earlier in file.
15547 (TYPE_HASH_SIZE, type_hash_table): Likewise.
15548 (init_obstacks): Add gc roots.
15549 (mark_type_hash): New function.
15550 * varasm.c: Include ggc.h.
15551 (mark_pool_constant): New function.
15552 (mark_varasm_state): New function.
15554 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15556 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
15558 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15560 * c-decl.c (struct language_function): Renamed from struct c_function.
15562 (c_function_chain): Delete.
15563 (push_c_function_context): New arg F. Don't warn about nested
15564 functions here. Fill LANGUAGE elt of F. Delete code to update
15565 c_function_chain. Don't call push_function_context.
15566 (pop_c_function_context): New arg F. Restore from there instead of
15567 from c_function_chain. Don't call pop_function_context. Clear out
15568 LANGUAGE field of F when done.
15569 * c-lang.c: Include "function.h"
15570 (lang_init): Initialize save_lang_status and restore_lang_status.
15571 * c-parse.in (nested_function, nested_function_notype): Warn about
15572 nested functions. Call push_function_context/pop_function_context
15573 instead of the _c_ variants.
15574 * c-tree.h (push_c_function_context, pop_c_function_context): Update
15576 * Makefile.in (c-lang.o): Update dependencies.
15578 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
15579 regno_pointer_flag, regno_pointer_align.
15580 (gen_reg_rtx): Use xrealloc to enlarge them.
15581 (free_emit_status): New function.
15582 * function.c (mark_machine_status, mark_lang_status): New variables.
15583 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
15584 in some bits from assign_stack_local. All callers changed to use new
15586 (assign_stack_local): Just call assign_stack_local_1.
15587 (free_after_compilation): New function.
15588 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
15589 (trampoline_address): Likewise.
15590 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
15591 (prepare_function_start): Explicitly clear some more variables.
15592 * function.h (struct function): New elt can_garbage_collect.
15593 (mark_machine_status, mark_lang_status): Declare variables.
15594 (free_after_compilation, free_emit_status, free_varasm_status,
15595 init_varasm_status): Declare functions.
15596 * toplev.c (rest_of_compilation): Call free_after_compilation when
15597 done with the current function.
15598 * varasm.c (free_varasm_status): New function.
15600 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
15602 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
15603 (EXPAND_BUILTIN_VA_ARG): Define.
15604 * sparc.c (sparc_va_start): New.
15605 (sparc_va_arg): New.
15607 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15609 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
15611 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15613 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
15615 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
15617 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
15618 (OBJS): Add $(GGC).
15619 (ggc-callbacks.o): New target.
15620 * ggc-callbacks.c: New file.
15622 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15624 * expr.h: Collapse individual optab and libfunc vars to arrays.
15625 (optab_index, libfunc_index): New enumerations.
15626 (optab_table, libfunc_table): New arrays.
15627 Add accessor macros for both.
15629 * optabs.c (optab_table, libfunc_table): New.
15630 Delete declarations for individual optab and libfunc vars.
15632 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
15634 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
15636 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
15638 * Makefile.in (GGC, GGC_LIB): New.
15639 (HOST_RTL): Include ggc-none.o.
15640 (ggc-simple.o): New target.
15641 (ggc-none.o): Likewise.
15642 * tree.h (tree_common): Add gc_mark.
15643 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
15644 (struct rtvec_def): Add gc_mark.
15645 * emit-rtl.c (global_rtl): Update static initializers to contain
15646 enough initializers.
15647 * ggc.h, ggc-none.c, ggc-simple.c: New files.
15648 * toplev.c (gc_time): New variable.
15649 (all_time): New variable.
15650 (compile_file): Print gc time.
15651 (print_time): Calculate percentage of the whole.
15653 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15655 Change obstack memory management and varasm constant pool handling so
15656 that nested functions are treated like any other functions.
15657 * function.c (init_machine_status): New variable.
15658 (push_function_context_to): Set contains_functions for the outer
15659 function. Don't call save_varasm_status.
15660 (pop_function_context_from): Don't call restore_varasm_status. Don't
15661 set current_function_contains_functions.
15662 (prepare_function_start): Call init_varasm_status rather than
15663 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
15665 * function.h (struct function) Add field varasm. Delete fields
15666 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
15667 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
15668 (init_machine_status): Declare.
15669 (save_varasm_status, restore_varasm_status): Delete declarations.
15670 (save_tree_status, restore_tree_status): Delete last argument.
15671 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
15672 code. All callers changed.
15673 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
15674 save_constants_in_decl_trees, restore_constants, save_constants,
15675 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
15677 (inlining): New variable.
15678 (reg_map, label_map, insn_map, orig_asm_operands_vector,
15679 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
15681 (save_for_inline_nocopy): Don't save constants.
15682 Don't set inl_emit field in current_function.
15683 (expand_inline_function): Use emit field, not inl_emit, of the inlined
15684 function. Set new variable inlining before
15685 calling copy_rtx_and_substitute.
15686 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
15687 constant pool references if inlining is nonzero.
15688 Delete ADDRESS and (most of the) CONST cases.
15689 (output_inline_function): Save and restore current_function/
15690 current_function_decl. Delete restore_constants code. Don't call
15691 init_const_rtx_hash_table.
15692 * output.h (init_const_rtx_hash_table): Don't declare.
15693 * rtl.h (struct function): Declare.
15694 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
15695 * toplev.c (rest_of_compilation): Don't treat nested functions or
15696 functions containing them specially. Delete all code to deal with
15697 save_for_inline_copying.
15698 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
15699 inline_obstacks): Delete variables.
15700 (save_tree_status): Lose arg CONTEXT. All callers changed.
15701 Simply allocate a new function_maybepermanent_obstack for the new
15702 function, delete all the special cases.
15703 Don't save inline_obstacks.
15704 (restore_tree_status): Lose arg CONTEXT. All callers changed.
15705 Delete special handling for function_maybepermanent_obstack; simply
15707 Don't restore inline_obstacks.
15708 (permanent_allocation): Delete code that frees inline_obstacks.
15709 (print_inline_obstack_statistics): Delete function.
15710 (dump_tree_statistics): Don't call it.
15711 * varasm.c (struct varasm_status): New.
15712 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
15713 last_pool, pool_offset, const_double_chain): Delete global
15714 variables, replace with accessor macros.
15715 (immed_double_const): Don't walk const_double_chain outside a
15716 function, but don't treat nested functions specially anymore.
15717 (immed_real_const_1): Likewise.
15718 (clear_const_double_mem): Don't treat nested functions specially.
15719 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
15720 (save_varasm_status, restore_varasm_status): Delete functions.
15721 (init_varasm_status): New function.
15722 (force_const_mem): Don't treat nested functions specially.
15723 (find_pool_constant): Accept new arg F, search for constants in
15724 that function's pool rather than the current one. All callers
15726 (get_pool_constant_for_function, get_pool_mode_for_function): New
15729 * i386.c (init_386_machine_status): New function, mostly from
15730 clear_386_stack_locals.
15731 (struct machine_functions): Rename element names to avoid name
15733 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
15734 macros, replacing global variables.
15735 (clear_386_stack_locals, save_386_machine_status,
15736 restore_386_machine_status): Delete functions.
15737 (override_options): Initialize init_machine_status.
15738 * i386.h (INIT_EXPANDERS): Delete macro.
15739 (save_386_machine_status, restore_386_machine_status,
15740 clear_386_stack_locals): Delete declarations.
15742 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15744 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
15745 (doloop_begin): Simplify pattern and use emit_jump_insn.
15746 (doloop_end): Simplify pattern, switch operand order,
15747 and use emit_jump_insn.
15749 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
15751 * function.h (struct function): Add new element LANGUAGE.
15752 (save_lang_status): Declare new variable.
15753 (restore_lang_status): Likewise.
15754 * function.c (save_lang_status): Define.
15755 (restore_lang_status): Likewise.
15756 (push_function_context_to): Call language-specific save function.
15757 (pop_function_context_from): Call language-specific restore function.
15759 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
15761 * i386.md (movsf_1): Check REG_P before use of REGNO.
15762 (movdf_1): Likewise.
15763 (movxf_1): Likewise.
15764 (extendsfdf2): Likewise.
15765 (extendsfxf2): Likewise.
15766 (extenddfxf2): Likewise.
15768 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15770 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
15771 constants into memory.
15772 (c4x_shiftable_constant): New function.
15773 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
15774 (c4x_shiftable_constant): Declare.
15775 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
15776 ashlqi3_noclobber): Add new patterns and associated splitters.
15778 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
15780 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
15781 * dwarf2out.c (dwarf2out_frame_init): Likewise.
15782 * final.c (shorten_branches): Likewise.
15783 * global.c (global_alloc): Likewise.
15784 * haifa-sched.c (build_control_flow): Likewise.
15785 * stmt.c (check_for_full_enumeration_handling): Likewise.
15786 (estimate_case_costs): Likewise.
15788 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
15790 * rtl.h (RTL_CHECKC2): Fix typo in last change.
15792 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
15794 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
15795 (recompute_reg_usage): Likewise.
15796 * rtlanal.c (find_regno_fusage): Likewise.
15798 * rtl.c (rtl_check_failed_code1): New function.
15799 (rtl_check_failed_code2): New.
15800 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
15801 (RTL_CHECKC1, RTL_CHECKC2): New.
15802 (XC*): New accessor macros.
15803 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
15804 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
15805 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
15806 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
15807 (TRAP_*, RANGE_INFO_*): Likewise.
15809 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15811 * Makefile.in (tlink.o): Don't depend on toplev.h.
15813 * collect2.c (c_file, o_file, export_file, import_file, ldout,
15814 output_file, nm_file_name, ldd_file_name, strip_file_name,
15815 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
15816 add_prefix, prefix_from_env, prefix_from_string, do_wait,
15817 fork_execute, maybe_unlink, add_to_list,
15818 extract_init_priority, write_list, dump_list,
15819 dump_prefix_list, write_list_with_asm, write_c_file,
15820 write_c_file_stat, write_c_file_glob, scan_prog_file,
15821 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
15822 ignore_library, extract_string, notice, dump_file, target_machine,
15823 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
15824 read_file, print_load_command): Constify a char*.
15825 (fdopen, error, fatal, fatal_perror): Don't prototype.
15826 (my_strerror): Remove. All callers use xstrerror instead.
15827 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
15828 (main): Add prototype. Constify lots of char* ptrs. Change calls
15829 to xcalloc/strcpy/strcat/... to one call to concat.
15830 (main, scan_prog_file, scan_libraries): Use an intermediate
15831 `const char **' to build an argv array.
15832 (mapfile, libselect, libcompare, locatelib): Add prototypes.
15834 * collect2.h (collect_execute, collect_wait, dump_file,
15835 file_exists): Constify a char*.
15836 (ldout, c_file_name, temporary_obstack, permanent_obstack,
15837 temporary_firstobj, vflag, debug): Add extern declarations.
15838 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
15840 * tlink.c: Don't include toplev.h.
15841 (vflag, debug, ldout, c_file_name, temporary_obstack,
15842 permanent_obstack, temporary_firstobj): Don't declare.
15843 (tlink_execute, frob_extension, symbol_hash_lookup,
15844 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
15845 recompile_files, read_repo_files, demangle_new_symbols,
15846 scan_linker_output): Constify a char*.
15847 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
15848 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
15850 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
15852 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
15853 (relative) rather than jsr (absolute) subroutine call insns.
15854 * config/m68k/m68k-coff.h: Ditto.
15856 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
15858 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
15859 now rework these too.
15860 (arm_reorg): If an insn can't reach the end of the current pool,
15861 ensure that we emit that pool before the insn.
15863 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
15865 * tlink.c (scan_linker_output): Skip the initial underscore in
15866 a mangled name if appropriate.
15868 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15870 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
15871 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
15872 error_with_ivar, gen_declarator, create_builtin_decl,
15873 my_build_string, generate_descriptor_table, generate_ivars_list,
15874 generate_dispatch_table, check_protocols, TAG_GETCLASS,
15875 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
15876 dump_base_name, lang_decode_option, build_encode_expr,
15877 start_class, finish_class, encode_pointer, really_start_method,
15878 gen_declaration, dump_interface, handle_class_ref, handle_impent):
15880 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
15881 Add static prototypes.
15882 (build_objc_string_decl, build_selector_reference_decl,
15883 encode_bitfield, build_class_reference_decl): Remove unused
15884 parameter, all callers changed.
15885 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
15886 (objc_printable_name): Likewise. Change second parameter to type int.
15887 (init_objc): Use memcpy, not bcopy, to avoid casts.
15889 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
15891 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
15892 reg notes on a deleted insn.
15893 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
15895 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
15897 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
15899 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15901 * stmt.c (expand_asm_operands): Fix index into inout_mode when
15904 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
15906 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
15907 * tm.texi (MD_ASM_CLOBBERS): Document it.
15909 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
15911 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
15912 * except.c (expand_rethrow): Remove unused variable.
15913 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
15914 * flow.c (replace_insns): Likewise.
15915 (create_edge_list, verify_edge_list): Likewise.
15916 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
15918 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
15919 is special code to run.
15920 (main): Don't define operands to emit_operand.
15921 * genrecog.c (main): Don't emit an empty peephole2_insn function.
15923 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
15925 * alpha/alpha.h (normal_memory_operand): Declare.
15926 (reg_no_subreg_operand): Declare.
15927 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
15929 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
15931 * c-parse.in (compstmt_primary_start): New, broken out of first
15932 part of compstmt handling in primary.
15933 (primary): Use it. Add an error clause.
15934 (compstmt_nostart): Renamed from compstmt; remove all
15935 initial invocations of compstmt_start.
15938 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
15940 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
15943 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
15945 * combine.c (simplify_shift_const): Remove extra semicolon.
15946 * dwarf2out.c (remove_AT): Likewise.
15947 * expmed.c (expand_mult): Likewise.
15948 * gcov.c (create_program_flow_graph): Likewise.
15949 * reorg.c (mostly_true_jump): Likewise.
15951 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
15953 * fold-const.c (fold_range_test): Do not try to fold the range
15954 test if the rhs or lhs has side effects.
15956 * combine.c (simplify_rtx): Recognize another case of a synthesized
15959 * varasm.c (mark_constant_pool): When marking indirect references,
15960 only look at SYMBOL_REFs.
15962 * except.c (expand_fixup_region_end): Do not peek at
15963 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
15965 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
15967 * flags.h: New variables align_loops, align_loops_log,
15968 align_jumps, align_jumps_log, align_labels, align_labels_log,
15969 align_functions, align_functions_log.
15970 * toplev.c: Define them.
15971 (f_options): Handle -falign-* when they have no argument.
15972 (main): Add logic to set variables for -falign-functions,
15973 -falign-jumps, -falign-labels, -falign-loops.
15974 Make it -fsched-verbose=<n> and -finline-limit=<n>.
15975 (display_help): Change help to match options.
15976 * final.c (LABEL_ALIGN): Default to align_labels_log.
15977 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
15978 (LOOP_ALIGN): Default to align_loops_log.
15979 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
15980 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
15981 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
15982 * varasm.c (assemble_start_function): Handle align_functions.
15984 * config/sparc/sparc.h: Don't declare sparc_align_*.
15985 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
15986 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
15988 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
15990 * config/sparc/sparc.c: Delete sparc_align_loops,
15991 sparc_align_jumps, sparc_align_funcs and the corresponding string
15993 (sparc_override_options): Default align_functions on ultrasparc.
15994 Delete -malign-* handling.
15996 * config/mips/mips.c (override_options): On 64-bit targets,
15997 try to align code to 64-bit boundaries.
15998 (print_operand): New substitution, %~,
15999 which aligns labels to align_labels_log.
16000 * config/mips/mips.md (div_trap_normal): Use %~.
16001 (div_trap_mips16): Likewise.
16003 (absdi2): Likewise.
16004 (ffssi2): Likewise.
16005 (ffsdi2): Likewise.
16006 (ashldi3_internal): Likewise.
16007 (ashrdi3_internal): Likewise.
16008 (lshrdi3_internal): Likewise.
16009 (casesi_internal): Likewise.
16011 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
16013 Merge new ia32 backend from the branch!
16015 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
16016 See ChangeLog.P2 on new_ia32_branch for details.
16018 * rtl.h (stack_regs_mentioned_p): Delete prototype.
16019 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
16020 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
16021 * i386/gas.h (ASM_FILE_START): Define.
16022 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
16023 for name change of ix86_valid_decl_attribute_p.
16024 (i386_pe_valid_type_attribute_p): Similarly.
16026 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
16028 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
16029 to step through CC modes.
16031 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16033 * regmove.c (fixup_match_1): Don't move INSN in front of P if
16034 it would end up in the shadow of a live flags regsiter.
16036 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16038 * reload1.c: Fix many indentation problems.
16039 * reload.c: Likewise.
16041 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
16043 * alias.c (non_local_reference_p): Constify fmt.
16045 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
16047 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
16049 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
16051 * cse.c (delete_trivially_dead_insns): Do not delete stores to
16052 the internal_arg_pointer.
16054 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
16056 Merge peephole2 from new_ia32_branch:
16057 * Makefile.in (STAGESTUFF): Add *.peephole2.
16058 (mostlyclean): Likewise.
16059 (recog.o): Depend on resource.h.
16061 * final.c (peephole): Conditionalize decl on HAVE_peephole.
16062 (final_scan_insn): Likewise for the invocation of peephole.
16063 * genconfig.c (main): Look for peephole and peephole2 patterns.
16064 Emit HAVE_peephole* accordingly.
16065 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
16066 * flags.h (flag_peephole2): Declare.
16067 * toplev.c: New pass peephole2. New flag -fpeephole2.
16069 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
16070 * gencodes.c (main): Likewise.
16071 * genextract.c (main): Likewise.
16072 * genoutput.c (main): Likewise.
16073 * genemit.c (max_operand_1): Look for the max scratch operand.
16074 (gen_rtx_scratch): New.
16075 (gen_exp): Use it, and pass on new arg subroutine_type.
16076 (gen_expand): Take max scratch into account.
16077 (gen_split): Emit peephole2 functions.
16078 (output_peephole2_scratch): New.
16079 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
16080 * genrecog.c (routine_type): Add PEEPHOLE2.
16082 (make_insn_sequence): Match outer parallel for peep2. Discard
16083 top level scratches and dups.
16084 (add_to_sequence): New args insn_type and top. Update all callers.
16085 Handle toplevel peep2 matching insns.
16086 (write_subroutine): Handle peep2.
16087 (write_tree_1): Likewise.
16088 (write_tree): Likewise.
16090 (change_state): New arg afterward. Update all callers.
16091 Handle matching separate insns.
16092 * recog.c (recog_next_insn): New.
16093 (peephole2_optimize): New.
16094 * rtl.def (DEFINE_PEEPHOLE2): New.
16095 * resource.c (find_free_register): New argument last_insn. Use it
16096 to find a register available through the entire span.
16097 * resource.h (find_free_register): Update prototype.
16099 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
16101 * i386.c (output_strlen_unroll): Don't write xops[7]
16102 label if it wasn't set.
16104 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
16106 * cpplib.c (struct directive): Const-ify name pointer and
16107 function pointer prototype.
16108 (validate_else, do_define, do_line, do_include, do_undef,
16109 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
16110 do_elif, do_endif, do_sccs, do_assert, do_unassert,
16111 do_warning): Const-ify second arg.
16112 (directive_table): Mark const. Reorder entries by frequency
16113 of usage, record statistics.
16115 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
16117 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
16118 bounds- check RTL accesses if --enable-checking.
16119 (RTVEC_ELT): Bounds check if --enable-checking.
16120 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
16121 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
16122 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
16124 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
16125 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
16127 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
16128 (NOTE_SOURCE_FILE): Use X0STR.
16129 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
16130 MEM_ALIAS_SET): Use X0INT.
16131 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
16132 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
16134 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
16135 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
16136 (rtl_check_failed_bounds, rtl_check_failed_type1,
16137 rtl_check_failed_type2, rtvec_check_failed_bounds): New
16139 (fancy_abort): Fix comment.
16141 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
16142 (cse_insn): Decrement LABEL_NUSES for jump target before
16143 deleting jump insn.
16144 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
16145 * final.c (alter_subreg): Compute regno before changing x to
16146 REG; set REGNO(x) after changing it.
16147 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
16148 notes containing CONST_INTs.
16149 (delete_eh_regions): Use NOTE_EH_HANDLER.
16150 * function.c (put_reg_into_stack): Make reg a MEM before
16152 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
16154 (gen_mem_addressof): Make reg a MEM before initializing it.
16155 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
16157 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
16158 deleting an insn, not after.
16159 (block_alloc): Only look at PATTERN(insn) if we have to, and
16160 only if it's format class 'i'.
16161 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
16162 CONST_INT before using its INTVAL.
16163 * print-rtl.c (print_rtx): Use X0STR.
16164 * regmove.c (fixup_match_1): Don't look at PATTERN of
16165 non-class-'i' insn chain elements.
16166 * reload.c (loc_mentioned_in_p): Take address of
16167 in->fld[1].rtx directly.
16168 * reload1.c (reload): Change reg to a MEM before initializing
16170 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
16172 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
16174 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
16176 * config/mips/mips.c (machine_dependent_reorg): Force a
16177 barrier to output the local constant pool if a barrier hasn't
16178 been found at a natural point in the instruction stream.
16180 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16182 * c-parse.in (language_string): Constify.
16184 * dwarf2out.c (language_string): Remove declaration.
16186 * dwarfout.c (language_string): Likewise.
16188 * toplev.c (language_string, init_parse, finish_parse): Likewise.
16190 * tree.h (language_string, init_parse, finish_parse): Declare.
16192 * i386/sun386.h (language_string): Remove declaration.
16194 * mips.h (language_string): Likewise.
16196 * nextstep.h (language_string): Likewise.
16198 * nextstep21.h (language_string): Likewise.
16200 * rs6000.c (language_string): Likewise.
16202 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16204 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
16205 (getpwd.o): Remove target.
16207 * getpwd.c: Delete file. Its in libiberty now.
16209 * dbxout.c (getpwd): Don't prototype.
16210 * dwarf2out.c (getpwd): Likewise
16211 * dwarfout.c (getpwd): Likewise
16212 * final.c (getpwd): Likewise.
16213 * protoize.c (getpwd): Likewise.
16215 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16217 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
16219 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
16221 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
16222 mark_set_resources.
16224 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
16226 * fixinc/Makefile.in (subdir): New.
16227 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
16230 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
16232 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
16233 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
16236 * invoke.texi: Fix typo.
16238 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
16239 changed. Handle autoincrement addressing modes.
16241 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
16242 just like we would the virtual incoming args register when
16245 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
16247 * rs6000.h (ASM_FILE_START): Specify complete filename, including
16248 path, in .file directive.
16250 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
16252 * gcc.texi (External Bugs): Remove obsolete note about Perl on
16255 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
16257 * stdbool.h: Make the typedef name _Bool, with bool a #defined
16260 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16262 * tree.c (tree_code_name): Constify a char*.
16264 * tree.h (tree_code_name, decl_printable_name): Likewise.
16266 * function.h (struct function): Likewise.
16268 * toplev.c (decl_name, decl_printable_name): Likewise.
16270 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
16272 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
16273 (init_objc): Remove function pointer cast.
16275 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
16277 * pa.md (interspace_jump): New pattern.
16278 (builtin_longjmp): New expander.
16280 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
16282 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
16283 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
16284 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
16286 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
16288 * jump.c (delete_prior_computation): Also check calls
16289 to constant functions. Don't bother checking for a
16290 REG_UNUSED note before adding it.
16291 (delete_computation): Handle multi-word hard registers
16292 when synthesizing missing REG_DEAD notes for a register
16293 which is both set and used by an insn.
16295 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16297 * loop.c (this_loop_info): New variable.
16298 (loop_has_call, loop_has_volatile, loop_has_tablejump,
16299 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
16301 (prescan_loop, strength_reduce): New argument loop_info. All callers
16303 (scan_loop): New variable loop_info, initialise to address of
16305 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
16306 Delete variable loop_has_multiple_exit targets and replace with
16307 field in this_loop_info.
16308 (find_and_verify_loops): Rename this_loop to this_loop_num.
16309 (strength_reduce): Delete loop_iteration_info. Replace variable
16310 loop_info with function argument of same name.
16311 (insert_bct): Rework test for loop being completely unrolled.
16313 * loop.h (struct loop_info): New fields num, loops_enclosed,
16314 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
16315 has_indirect_jump, and cont. Redefine use of unroll_number.
16316 (loop_unroll_number): Delete.
16318 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
16319 field of loop_info.
16320 (loop_iterations): Delete variable vtop and instead use
16321 loop_info->vtop computed in prescan_loop.
16323 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
16325 * fix-header.c (main): Do not pass a null pointer to strcmp.
16327 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
16329 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
16331 * configure: Rebuilt.
16333 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
16335 * jump.c (jump_optimize_1): Do not delete assignments to
16336 internal_arg_pointer.
16337 * cse.c (delete_trivially_dead_insns): Always consider a set of
16338 the internal_arg_pointer live.
16340 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
16342 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
16343 (update_life_info) [REG_WAS_0]: Search the original insns rather
16344 than the new insns for the note. Fix typos finding note_dest.
16345 If no dest found, discard the note rather than abort.
16346 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
16347 (replace_insns): Remove the old insn list after update_life_info
16350 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
16352 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
16353 sched_analyze_insn.
16354 (sched_analyze_1): Let add_dependence care for not adding dups.
16355 (sched_analyze_2): Likewise.
16356 (add_branch_dependences): Likewise.
16358 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
16360 * i386/winnt.c (export_list): New type.
16361 (exports_head): Rename to
16362 (export_head): this.
16363 (i386_pe_record_exported_symbol): Add is_data flag.
16364 (i386_pe_asm_file_end): Emit directive for exported variables.
16365 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
16367 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
16368 (ASM_DECLARE_OBJECT_NAME): Likewise.
16369 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16370 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16372 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
16374 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
16376 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
16379 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
16381 * config/openbsd.h: Define SET_ASM_OP.
16382 * tm.texi: cross-reference SET_ASM_OP in the index.
16384 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
16386 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
16387 for a CONST_DOUBLE, at compile time. Initialize rtx_length
16388 and class_narrowest_mode at compile time. Kill init_rtl.
16389 Mark rtx_length, mode_class, mode_size, mode_unit_size,
16390 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
16391 rtx_format as const. Kill all references to EXTRA_CC_MODES or
16393 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
16395 * rtl.h: Declare rtx_length and rtx_format as const.
16396 * machmode.def: Define CC(). Use CC() to define CCmode. If
16397 EXTRA_CC_MODES is defined, expand it here.
16398 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
16399 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
16400 const. Kill all references to EXTRA_CC_MODES.
16402 * toplev.c: Don't prototype or call init_rtl.
16403 * optabs.c: Don't call init_mov_optab.
16404 * genemit.c: Don't generate init_mov_optab. Don't call
16406 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
16408 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
16409 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
16410 genrecog.c: Don't call init_rtl.
16412 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
16413 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
16414 definition of EXTRA_CC_MODES.
16416 * md.texi: Kill ref to EXTRA_CC_NAMES.
16417 * tm.texi: Document new way to define EXTRA_CC_MODES.
16419 * genrecog.c: Do not look up the name of a define_split.
16420 (Unrelated bugfix.)
16422 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
16424 * config/v850/v850.md: Fix typo introduced by previous delta.
16426 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16428 * gcc.c (fatal): Make definition static to match prototype.
16430 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16432 * combine.c (get_last_value): Don't look for earlier sets if the last
16433 known set is somewhere in between the insns being combined.
16435 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
16437 * configure.in: Don't use shell ! to negate exit codes
16438 * configure: Regenerate
16440 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
16442 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
16443 the fact that ALIGN is measured in bits, not bytes.
16445 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
16447 * errors.c: New file; defines functions error, warning, and
16448 fatal, variables have_error and progname.
16449 * errors.h: New file; prototypes and decls for stuff in errors.c.
16451 * Makefile: Add rules to build errors.o and
16452 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
16453 genopinit, genrecog, genextract, genpeep, genattr, and
16454 genoutput with errors.o. Add errors.h to deps of genconfig.o,
16455 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
16456 genpeep.o, genattr.o, and genoutput.o.
16458 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
16459 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
16460 define or prototype fatal. Set progname at beginning of main.
16461 * genoutput.c: Likewise, and don't define or prototype error
16464 * c-typeck.c (c_expand_start_case): Return immediately if exp
16466 * fold-const.c (operand_equal_p): Return immediately if arg1
16467 or arg0 are ERROR_MARKs.
16468 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
16469 fields of type ERROR_MARK when calculating if the record can
16472 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
16473 with much help from Jeffrey A Law and Richard Henderson
16475 * i386.md: In the 6 insns which call output_fix_trunc,
16476 earlyclobber operands[0].
16478 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
16480 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
16481 creating new registers.
16483 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
16485 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
16486 i386_reg_alloc_order, i386_regparm_string,
16487 i386_align_loops_string, i386_align_jumps_string,
16488 i386_align_funcs_string, i386_preferred_stack_boundary_string,
16489 and i386_branch_cost_string as type "const char *".
16490 * i386.c: Define all above strings as type "const char *".
16492 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
16494 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
16495 when emitting alignment padding. Emit padding byte of 0 instead of 4.
16497 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
16499 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
16500 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
16502 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
16504 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
16505 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
16506 (dwarf2out_line, dwarf2out_finish): Likewise.
16507 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
16509 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
16511 * tree.c (lang_unsave_expr_now) : Correct return type.
16512 * tree.h (lang_unsave_expr_now) : Same.
16514 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
16516 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
16517 instead of duplicating code.
16519 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16521 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
16523 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
16525 * tree.h: fancy_abort always takes three args.
16526 * resource.c: Move include of system.h before toplev.h.
16528 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
16530 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
16533 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
16535 * system.h: Don't redefine abort or trim_filename.
16536 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
16537 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
16538 whether or not __FUNCTION__ is available.
16539 * tree.h: Duplicate rtl.h's definition of abort, for files
16540 that don't include rtl.h. Delete all code to perform type
16541 checking with a compiler other than GCC.
16542 * varray.h: Delete all code to perform type checking with a
16543 compiler other than GCC. Make VARRAY_CHECK() always evaluate
16544 its arguments exactly once, using a statement expression.
16545 Adjust the VARRAY_<type> accessor macros to match.
16546 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
16547 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
16548 caller's location. Define fatal_insn and fatal_insn_not_found
16549 as macros that use _fatal_insn and _fatal_insn_not_found.
16550 (fancy_abort, trim_filename): Kill prototypes.
16552 * rtl.c (trim_filename): Move here from toplev.c.
16553 (fancy_abort): New function.
16554 (DIR_SEPARATOR): Provide default definition.
16555 * tree.c (tree_check_failed, tree_class_check_failed): Go
16556 through fancy_abort.
16557 (tree_check, tree_class_check, cst_or_constructor_check,
16558 expr_check): Delete.
16559 * varray.c (varray_check_failed): New function.
16560 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
16561 _fatal_insn and _fatal_insn_not_found. Go through
16563 (trim_filename, fancy_abort): Delete.
16565 * builtins.c (expand_builtin_args_info): Report ICE with abort.
16566 * except.c (start_catch_handler): Report ICE with error/abort
16568 * final.c (output_operand_lossage): Likewise.
16569 * flow.c (verify_flow_info): Likewise.
16571 * gcc.c: Prototype fatal.
16572 * gengenrtl.c: Undef abort after including rtl.h not system.h.
16573 * genattr.c, genattrtab.c, genemit.c, genextract.c,
16574 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
16575 Don't define fancy_abort.
16577 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
16579 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
16582 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
16584 * m88k.h (VERSION_INFO2): Kill.
16585 (VERSION_STRING): Kill.
16587 (VERSION_INFO1): Tidy.
16588 (TARGET_VERSION): Update.
16589 * m88k/dgux.h (VERSION_INFO2): Kill.
16590 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
16591 * m88k/luna.h (VERSION_INFO1): Tidy.
16592 * m88k/sysv4.h (VERSION_INFO1): Likewise.
16593 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
16594 (output_file_start): Adjust for death of VERSION_STRING.
16596 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
16598 * cpplib.c (detect_if_not_defined): New function.
16599 (do_if): Use it to detect potential once-only headers.
16601 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
16603 * c-common.c (combine_strings): Always set TREE_CONSTANT.
16605 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
16607 * combine.c (nonzero_bits) : Allow single-ly set registers to be
16608 anywere in the function only if they are pseudos and set before
16609 being used (not live at the start of the function).
16610 (num_sign_bit_copies) : Same.
16611 (get_last_value_validate) : Same.
16612 (get_last_value) : Same.
16614 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
16616 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
16617 where N and M are constant and N is an integer multiple of M.
16619 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16621 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
16622 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
16623 sbitmap_union_of_preds): Add prototypes.
16624 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
16625 the intersection of successors with the new flow graph structures.
16626 (sbitmap_intersection_of_preds): New function to compute the
16627 intersection of predecessors with the new flow graph structures.
16628 (sbitmap_union_of_succs): New function to compute the union of
16629 successors with the new flow graph structures.
16630 (sbitmap_union_of_preds): New function to compute the union of
16631 predecessors with the new flow graph structures.
16632 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
16633 (expr_reaches_here_p): Use edge and basic_block structures instead
16634 of s_preds and s_succs.
16635 (compute_cprop_avinout): Use new sbitmap routines.
16636 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
16637 of s_preds and s_succs.
16638 * flow.c (compute_flow_dominators): Compute dominators using
16639 edges and basic blocks instead of s_preds and s_succs.
16641 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16643 * lists.c (unused_insn_list, unused_expr_list): New file for
16644 maintaining various types of lists. New statics for maintaining a
16645 cache of available INSN_LIST and EXPR_LIST nodes.
16646 (free_list): Static function for freeing a list of INSN/EXPR nodes.
16647 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
16648 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
16649 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
16650 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
16651 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
16652 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
16653 (free_INSN_LIST_node): Free an individual INSN_LIST node.
16654 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
16655 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
16656 (remove_dependence, free_pending_lists): Use new global routines.
16657 (flush_pending_lists, sched_analyze_insn): Use new global routines.
16658 (sched_analyze, compute_block_backward_dependences): Use new routines.
16659 (sched_analyze_1, sched_analyze_2): Use new routines.
16660 (schedule_insns): Use new global routines.
16661 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
16663 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
16664 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
16666 * toplev.c (rest_of_compilation): Initialize node cache.
16667 * Makefile.in (OBJS): Add lists.o to list of object files.
16668 (lists.o): Add dependancies.
16670 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
16672 * config/v850/v850.md: Fix compile time warning messages.
16673 * config/v850/v850.c: Fix compile time warning messages.
16674 * config/v850/v850.h: Fix compile time warning messages.
16676 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16678 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
16679 Remove unused prototype for `init_lengths'.
16681 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16683 * calls.c (emit_call_1): Mark parameter `stack_size' with
16685 (expand_call): Initialize variable `insn'.
16686 (emit_library_call): Likewise for variable `high_to_save'.
16687 (emit_library_call_value): Likewise.
16688 (store_one_arg): Likewise for variables `lower_bound' and
16691 * combine.c (try_combine): Likewise for variables `i2_code_number'
16692 and `other_code_number'.
16693 (find_split_point): Likewise for variables `pos', `unsignedp' and
16695 (simplify_if_then_else): Likewise for variables `op' and `c1'.
16696 (simplify_and_const_int): Remove unused variable `width'.
16697 (merge_outer_ops): Likewise.
16699 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
16700 HOST_WIDE_INT' when comparing against one.
16701 (simplify_relational_operation): Likewise.
16702 (cse_insn): Initialize variables `src_eqv_volatile',
16703 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
16705 * final.c (init_final): Constify parameter `filename'.
16706 (final_start_function): Mark parameter `optimize' with
16708 (profile_function): Likewise for parameters `first' and `optimize'.
16709 (output_source_line): Likewise for parameter `file'.
16711 * integrate.c (subst_constants): Cast a value to `size_t' when
16712 comparing against one.
16713 (mark_stores): Initialize variable `mode'. Cast a value to
16714 `size_t' when comparing against one.
16716 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
16718 * loop.c (move_movables): Initialize variable `first'.
16719 (strength_reduce): Likewise for variable `increment'.
16720 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
16721 value to `size_t' when comparing against one.
16722 (load_mems): Initialize variable `end_label'.
16724 * output.h (init_final): Constify parameter.
16726 * reload.c (decompose): Initialize variable `base'.
16728 * reload1.c (reload): Likewise for variable `is_scalar'.
16729 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
16730 (choose_reload_regs): Initialize variable `mode'.
16731 (emit_reload_insns): Likewise for variable `store_insn'.
16732 (reload_cse_noop_set_p): Mark parameter `insn' with
16734 (reload_combine): Initialize variable `set'.
16736 * unroll.c (unroll_loop): Likewise for variable `local_label'.
16737 (copy_loop_body): Cast a value to `size_t' when comparing against
16740 * varasm.c (assemble_variable): Initialize variable `size_tree'.
16741 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
16742 (remove_from_pending_weak_list): Mark parameter `name' with
16745 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16747 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
16750 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
16752 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
16753 (ASM_DECLARE_FUNCTION_NAME): Define.
16754 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
16755 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
16756 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
16757 not already defined.
16759 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
16761 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
16762 of n_popped when call/call_value are not defined.
16764 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
16766 * tm.texi: GNU CC -> GCC conversion.
16767 (CC1_SPEC): Indicate it is used for all language front ends.
16769 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
16771 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
16772 NOTE_INSN_EH_REGION_END correctly.
16774 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
16775 Jeff Law <law@cygnus.com>
16777 * loop.c (strength_reduce): Automatically unroll loops if the
16778 unrolled loop size is smaller than the rolled loop size.
16780 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
16781 and delete comment that code should be rewritten.
16783 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
16785 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
16788 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
16790 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
16792 * fixinc/mkfixinc.sh: Don't fix uwin headers.
16793 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
16794 (LINK_SPEC): Add -u _main when building executables.
16795 (ASM_DECLARE_FUNCTION): Update from Cygwin.
16796 (ASM_FILE_END): Use the default for ix86-pe.
16797 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
16799 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
16801 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
16802 and ASM_CLOSE_PAREN are empty strings.
16804 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
16805 Geoffrey Keating <geoffk@cygnus.com>
16807 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
16808 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
16809 (unprotoize.o): Ditto.
16810 (test-protoize-simple): Don't define STD_PROTO_DIR.
16811 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
16812 changes to make 'test-protoize-simple' pass.
16813 (STD_PROTO_DIR): Remove define.
16814 (STANDARD_EXEC_PREFIX): Supply default define.
16815 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
16816 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
16817 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
16818 (GET_ENV_PATH_LIST): New macro.
16819 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
16820 (do_processing): Initialize default_syscalls_dir using new
16821 macros. Use it to initialize syscalls_absolute_filename.
16823 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
16825 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
16826 B into a register before emit_conditional_move.
16828 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
16830 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
16831 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
16832 multiplicand out of (+ (* a b) (* c d)).
16834 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
16835 Richard Henderson <rth@cygnus.com>
16837 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
16838 (new_insn_dead_notes): Likewise.
16839 (update_n_sets): Likewise.
16840 (update_flow_info): Move to flow.c, renamed to update_life_info;
16841 extend to handle multiple source insns.
16842 * flow.c: Include resource.h
16843 (unlink_insn_chain): New.
16844 (split_hard_reg_notes): New.
16845 (maybe_add_dead_note): New.
16846 (maybe_add_dead_note_use): New.
16847 (find_insn_with_note): New.
16848 (new_insn_dead_notes): New.
16849 (update_n_sets): New.
16850 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
16851 (maybe_remove_dead_notes): New.
16852 (update_life_info): New.
16853 (prepend_reg_notes): New.
16854 (replace_insns): New.
16855 * output.h (update_life_info): Declare.
16856 * recog.c (split_block_insns): Use update_life_info.
16857 * resource.c (find_free_register): Use reg_alloc_order, don't use
16858 fixed regs, make sure the mode is supported, don't use new regs.
16860 * rtl.h (replace_insns): Declare.
16862 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
16864 * expr.c (expand_expr): Cope with COND_EXPRs with one
16865 non-returning branch.
16867 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
16869 * expr.c (store_expr): Always pass down the target, even when not
16872 1999-08-24 Nick Clifton <nickc@cygnus.com>
16874 * configure.in: Define target_cpu_default for v850 targets.
16875 * configure: Regenerate
16877 * config/v850/v850.h (TARGET_CPU_generic): Define.
16878 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
16879 addresses are 4 byte aligned.
16881 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
16884 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16886 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
16887 (main): Add prototypes.
16889 * genattrtab.c (substitute_address, write_const_num_delay_slots,
16890 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
16891 (write_attr_get): Emit prototypes along with function definition.
16892 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
16893 (write_complex_function): Emit static prototype along with
16894 function definition.
16896 * genemit.c (gen_split): Emit prototypes along with function
16899 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
16900 Likewise for predicates and `insn_operand_predicate'.
16901 (process_template): Emit static prototype along with function
16904 * genrecog.c (make_insn_sequence): Constify a char*. Add
16905 prototypes for get_split_*().
16906 (write_subroutine): Emit prototypes along with function
16909 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16911 * gcse.c (find_avail_set): Follow chains of register-register copies.
16912 Use oprs_not_set_p to guarantee that the returned value can be
16914 (cprop_insn): Don't verify the return value of find_avail_set with
16917 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
16918 (cprop_cc0_jump): New function.
16919 (cprop_insn): Break out new function cprop_jump and use it.
16920 Also use cprop_cc0_jump for machines with CC0.
16921 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
16923 * tree.h (current_function_calls_setjmp,
16924 current_function_calls_longjmp): Delete declarations.
16925 * dsp16xx.c: Include "function.h".
16926 * elxsi.c: Likewise.
16927 * gmicro.c: Likewise.
16928 * h8300.c: Likewise.
16929 * i370.c: Likewise.
16930 * m32r.c: Likewise.
16931 * mn10200.c: Likewise.
16932 * mn10300.c: Likewise.
16933 * ns32k.c: Likewise.
16934 * spur.c: Likewise.
16935 * v850.c: Likewise.
16937 * rtl.h (rtx_equal_function_value_matters): Declare.
16938 * toplev.c (rtx_equal_function_value_matters): Don't declare.
16940 * function.c: Likewise.
16941 * emit-rtl.c: Likewise.
16943 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
16945 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
16948 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16950 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
16953 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
16955 * cpp.texi: Add a node documenting macro varargs (copied
16958 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
16960 * cppspec.c: Put a null pointer at the end of the new argv.
16962 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
16964 * configure.in: Remove code to select/de-select the haifa
16965 scheduler. Every scheduled port gets haifa now.
16966 * configure: Rebuilt.
16967 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
16969 * Makefile.in: Corresponding changes.
16971 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16973 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
16974 All callers changed.
16975 (prepare_float_lib_cmp): Likewise.
16976 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
16977 * expr.h (emit_float_lib_cmp): Delete declaration.
16978 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
16979 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
16980 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
16982 (cmptf): Now conditional on TARGET_HARD_QUAD.
16984 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
16986 * resource.c (mark_target_live_regs): Use
16987 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
16989 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16991 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
16993 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
16995 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
16997 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16999 * rtl.h (rtx_format): Constify a char*.
17001 * rtl.c (rtx_format): Likewise.
17002 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
17003 (init_rtl): Use accessor macro, not `rtx_format'.
17005 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
17008 * caller-save.c (mark_referenced_regs): Likewise.
17010 * combine.c (subst, make_compound_operation, known_cond,
17011 gen_rtx_combine, update_table_tick, get_last_value_validate,
17012 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
17014 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
17015 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
17016 count_reg_usage): Likewise.
17018 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
17021 * final.c (leaf_renumber_regs_insn): Likewise.
17023 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
17024 dump_edge_info, count_reg_references): Likewise.
17026 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
17027 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
17030 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
17031 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
17032 add_label_notes): Likewise.
17034 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
17035 clear_struct_flag, count_sub_rtxs, count_alternatives,
17036 compares_alternatives_p, contained_in_p, walk_attr_value,
17037 write_expr_attr_cache): Likewise.
17039 * genconfig.c (walk_insn_part): Likewise.
17041 * genemit.c (max_operand_1, gen_exp): Likewise.
17043 * genextract.c (walk_rtx): Likewise.
17045 * genflags.c (num_operands): Likewise.
17047 * genoutput.c (scan_operands): Likewise.
17049 * genpeep.c (match_rtx): Likewise.
17051 * genrecog.c (add_to_sequence): Likewise.
17053 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
17056 * integrate.c (save_constants, copy_for_inline,
17057 copy_rtx_and_substitute, subst_constants, restore_constants):
17060 * jump.c (mark_jump_label, invert_exp, redirect_exp,
17061 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
17063 * local-alloc.c (contains_replace_regs, memref_referenced_p):
17066 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
17067 add_label_notes, replace_call_address, count_nonfixed_reads,
17068 invariant_p, find_single_use_in_loop, find_mem_givs,
17069 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
17072 * print-rtl.c (reg_names, print_rtx): Likewise.
17074 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
17076 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
17077 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
17078 print_blocks): Likewise.
17080 * regclass.c (fix_register, record_address_regs,
17081 reg_scan_mark_refs): Likewise.
17083 * regmove.c (stable_but_for_p): Likewise.
17085 * reload.c (loc_mentioned_in_p, operands_match_p,
17086 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
17087 copy_replacements, refers_to_regno_for_reload_p,
17088 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
17089 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
17092 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
17093 delete_address_reloads_1, count_occurrences,
17094 reload_cse_mem_conflict_p, reload_combine_note_use,
17095 add_auto_inc_notes): Likewise.
17097 * resource.c (mark_referenced_resources, mark_set_resources):
17100 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
17101 reg_mentioned_p, regs_set_between_p, modified_between_p,
17102 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
17103 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
17104 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
17105 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
17107 * sched.c (sched_analyze_2, attach_deaths): Likewise.
17109 * stupid.c (stupid_mark_refs): Likewise.
17111 * unroll.c (remap_split_bivs): Likewise.
17113 * varasm.c (mark_constants): Likewise.
17115 * a29k/a29k.c (uses_local_reg_p): Likewise.
17117 * alpha/alpha.c (summarize_insn): Likewise.
17119 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
17120 eliminate_lr2ip): Likewise.
17122 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
17124 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
17125 reg_mentioned_in_mem): Likewise.
17127 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
17128 symbolic_reference_mentioned_p): Likewise.
17130 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
17132 * sh/sh.c (regs_used, mark_use): Likewise.
17134 * vax/vax.c (vax_rtx_cost): Likewise.
17136 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17138 * machmode.h (mode_name): Constify a char*.
17140 * rtl.c (mode_name): Likewise.
17142 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
17144 * optabs.c (init_libfuncs): Constify a char*.
17146 * print-tree.c (mode_name): Remove redundant declaration.
17147 (print_node): Use accessor macro, not `mode_name'.
17149 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
17151 (new_spill_reg): Constify a char*.
17153 * tree.c (mode_name): Remove redundant declaration.
17155 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17157 * rtl.c (rtx_name): Constify a char*.
17159 * rtl.h (rtx_name, fix_sched_param): Likewise.
17161 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
17162 (mypr): Use accessor macro, not `rtx_name'.
17164 * genemit.c (print_code): Constify a char*.
17166 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
17168 * genpeep.c (print_code): Constify a char*.
17170 * genrecog.c (print_code): Likewise.
17172 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
17173 end_bb): Add static prototype.
17174 (draw_edge): Constify a char*.
17175 (end_bb): Remove unused parameter.
17177 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
17178 print_block_visualization): Constify a char*.
17180 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
17182 * c-common.c (c_get_alias_set): Update comment.
17184 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
17186 * linux.h (LIB_SPEC): Added.
17188 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17190 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
17192 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
17194 * tree.c (expr_check): Fix typo in last change.
17196 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
17198 * rtl.def (NOTE): Change format to "iuu0n".
17199 (ADDR_DIFF_VEC): Change format to "eEee0".
17200 (ADDRESSOF): Change format to "eit".
17202 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
17203 (RTVEC_ELT): Change to match.
17204 (XVECEXP): Use XVEC and RTVEC_ELT.
17205 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
17206 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
17207 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
17208 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
17209 TRAP_CONDITION, TRAP_CODE): Use XEXP.
17210 (INTVAL): Use XWINT.
17211 (ADDRESSOF_DECL): Use XTREE.
17212 (SET_ADDRESSOF_DECL): Delete.
17213 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
17214 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
17215 ifdefed out since 2.6 at least.
17216 (gen_rtvec_vv): Delete prototype.
17218 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
17220 (copy_most_rtx): Handle 't' format letter.
17221 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
17222 (gen_rtvec_vv): Delete function. All callers changed to use
17223 gen_rtvec_v instead.
17224 * print-rtl.c (print_rtx): Move special casing of NOTEs to
17225 the '0' format letter.
17227 * function.c (gen_mem_addressof): Don't use
17228 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
17230 * integrate.c (copy_rtx_and_substitute): Likewise.
17231 Copy 't' slots with XTREE.
17232 (subst_constants): Treat 't' slots like '[swi]' slots.
17233 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
17234 * jump.c (rtx_equal_for_thread_p): Likewise.
17235 * rtlanal.c (rtx_equal_p): Likewise.
17236 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
17237 only four arguments.
17238 * gengenrtl.c (type_from_format): Provide correct types for
17242 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
17243 If a recent gcc is in use (always in stage2 and beyond), use
17244 statement expressions, so we don't make a function call unless
17245 the check fails. Evaluate arguments exactly once.
17246 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
17247 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
17249 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
17250 they evaluate their arguments exactly once, irrespective of
17251 the compiler in use.
17253 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
17254 is used by the currently-enabled check macros. This is:
17255 (tree_check_failed, tree_class_check_failed): For gcc.
17256 (tree_check, tree_class_check, cst_or_constructor_check,
17257 expr_check): For other compilers.
17259 * gencheck.c: Do not define any *_CHECK1 macros.
17261 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
17262 Mark Mitchell <mark@codesourcery.com>
17264 * c-common.c (c_get_alias_set): Fix support for poitners and
17267 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
17269 * alias.c: Include tree.h.
17270 (nonlocal_reference_p, mark_constant_function): New functions.
17271 * flow.c (life_analysis): Call mark_constant_function.
17272 * rtl.h (mark_constant_function): Declare it.
17274 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
17276 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
17277 unrecognisable switches.
17279 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17281 * loop.c (recombine_givs): Set ix field after sorting.
17282 (recombine_givs): Remove bogus index / giv lockstep looping.
17284 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17286 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
17288 (emit_store_flag_force): Use do_compare_rtx_and_jump.
17289 (do_cmp_and_jump): Formatting fixes.
17290 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
17291 do_compare_rtx_and_jump instead of compare_from_rtx.
17292 (do_compare_rtx_and_jump): New function; mostly copied from
17294 (do_jump_for_compare): Delete.
17295 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
17297 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
17298 of compare/do_jump_for_compare pairs.
17299 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
17300 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
17301 compare_from_rtx/do_jump_for_compare pairs.
17302 (do_jump_by_parts_equality): Likewise.
17303 (do_jump_by_parts_equality_rtx): Likewise.
17304 * expr.h (do_compare_rtx_and_jump): Declare.
17305 * optabs.c (prepare_cmp_insn): New function, contains most of the code
17306 that used to be in emit_cmp_insn.
17307 (cmp_available_p): New function.
17308 (prepare_operand): New function.
17309 (emit_cmp_and_jump_insn_1): New function, contains some code that used
17310 to be in emit_cmp_insn.
17311 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
17312 parameters to be pointers; don't emit final compare but modify some of
17313 the values pointed to by the args so the caller can perform the
17314 correct comparison.
17315 (expand_binop): Call emit_store_flag_force with signed forms of
17317 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
17318 emit_jump_insn pair.
17319 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
17320 emit_cmp_and_jump_insn_1. Call emit_queue.
17321 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
17323 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
17324 jump sets cc0 before deleting it.
17325 * integrate.c (expand_inline_function): Likewise.
17326 * unroll.c (unroll_loop): Similar changes in several places.
17327 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
17328 before deleting it.
17330 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17332 * Makefile.in (insn-recog.o): Update dependencies.
17333 * genrecog.c (main): Make generated file include "function.h".
17335 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
17337 * cse.c (cse_insn): Call never_reached_warning when a jump is
17338 changed to be unconditional.
17339 * flags.h: Declare warn_notreached.
17340 * flow.c (delete_block): Call never_reached_warning when
17341 a block is deleted.
17342 * jump.c (delete_barrier_successors): Call never_reached_warning
17343 when we delete everything after a BARRIER.
17344 (never_reached_warning): New function.
17345 * rtl.h: Declare never_reached_warning.
17346 * toplev.c (warn_notreached): New variable.
17347 (lang_independent_options): Set warn_notreached
17348 when -Wunreachable-code.
17349 (compile_file): We need line numbers for -Wunreachable-code.
17351 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
17353 * haifa-sched.c (insn_unit): Fix typo on out of range test.
17354 * sched.c (insn_unit): Likewise.
17356 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
17358 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
17360 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17362 * flow.c (create_edge_list): Use xmalloc, not malloc.
17364 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
17366 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
17367 C-style comments. Do not lose the character before double slash.
17369 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17371 * basic-block.h (struct edge_list): Stucture to maintain a vector
17373 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
17374 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
17375 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
17376 New function prototypes.
17377 * flow.c (create_edge_list): Function to create an edge list.
17378 (free_edge_list): Discards memory used by an edge list.
17379 (print_edge_list): Debug output showing an edge list.
17380 (verify_edge_list): Internal consistency check for an edge list.
17381 (find_edge_index): Function to find an edge index for a pred and succ.
17383 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
17385 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
17388 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
17390 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
17392 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17394 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
17396 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
17398 * toplev.c (rest_of_compilation): Allow machine dependent
17399 reorganisation pass to place information into the RTL dump
17400 file if it so wishes.
17402 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
17404 * explow.c (hard_function_value): Use VOIDmode instead of
17406 * stmt.c (expand_return): Likewise.
17407 * stor-layout.c (get_best_mode): Likewise.
17409 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
17410 emit call instead of emit_insn call.
17412 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
17414 * configure.in: Handle --disable/enable-win32-registry.
17415 * install.texi: Document --disable/enable-win32-registry.
17416 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
17417 (WIN32_REGISTRY_KEY): New macro.
17418 * prefix.c: Use to enable/disable win32-specific code.
17419 (lookup_key): Use versioned key.
17420 * configure: Regenerate.
17421 * config.in: Likewise.
17423 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
17425 * cpplib.c (read_line_number): New fn, split out of...
17428 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
17430 tree.c (lang_unsave_expr_now) : New.
17431 (unsave_expr_now): Call lang_unsave_expr_now.
17432 tree.h (lang_unsave_expr_now) : New.
17434 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
17436 * toplev.c (flag_new_exceptions): On by default.
17438 1999-08-13 Michael Meissner <meissner@cygnus.com>
17440 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
17442 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
17444 * dwarfout.c (fundamental_type_code): Return FT_boolean for
17445 INTEGER_TYPE with precision==1, it's __java_boolean.
17447 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17449 * global.c (prune_preferences): Move some invariants out of the
17452 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
17454 * configure.in (alpha*-dec-osf*): Add osf5.
17456 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
17458 * configure.in: Rework handling of ARM GNU/Linux slightly.
17459 (arm*-*-linux-gnuoldld): New target.
17460 * configure: Regenerate.
17461 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
17462 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
17463 * config/arm/linux-oldld.h: New file.
17464 * config/arm/linux-elf26.h: Don't include linux-elf.h.
17465 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
17467 * config/arm/linux-elf.h (ASM_SPEC): Define.
17468 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
17469 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
17470 for 26-bit APCS and old linker.
17471 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
17473 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
17474 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
17475 don't define `arm' or `arm_elf'.
17476 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
17477 MULTILIB_DIRNAMES): Define. Fix typo in comment.
17479 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
17481 * rtl.texi: Fix typo.
17483 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
17485 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
17487 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
17489 * extend.texi (C++ Signatures): Remove node.
17490 * invoke.texi: Remove discussion of -fhandle-signatures,
17491 signature, sigof, __signature__, and __sigof__.
17493 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
17495 * Makefile.in (JAVAGC): Removed.
17497 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
17499 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
17501 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
17503 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
17505 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
17507 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
17508 a register that is already known to be a pointer.
17510 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
17512 * fixinc/inclhack.tpl: Only install assert.h conditionally.
17513 * fixinc/inclhack.sh: Regenerated.
17514 * fixinc/fixincl.sh: Regenerated.
17516 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
17518 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
17519 Fix documentation of -ansi flag to describe its C++ behavior.
17520 Remove bogus reference to GCC 2.9.
17522 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
17524 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
17525 note if it is non-NULL.
17527 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17529 * except.h (eh_nesting_info): Add new structure defintion.
17530 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
17531 (reachable_handlers, update_rethrow_references): Add function
17533 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
17534 a rethrow symbol instead of an integer exception region number.
17535 * flow.c (Make_edges): Use new exception nesting routines to determine
17536 which handlers are reachable from a CALL or asynchronous insn.
17537 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
17539 (delete_eh_regions): Update rethrow labels, and don't delete
17540 regions which are the target of a rethrow.
17541 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
17542 avoid overloading the SYMBOL_REF_USED flag.
17543 (rethrow_symbol_map): Use new rethrow_ref field.
17544 (rethrow_used): Use new rethrow_ref field.
17545 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
17546 of an integer. Fix formatting.
17547 (output_exception_table_entry): Use new rethrow_ref field.
17548 (can_throw): Check for EH_REGION_NOTE before deciding
17549 whether a CALL can throw or not.
17550 (scan_region): Call rethrow_used() instead of accessing data structure.
17551 (update_rethrow_references): New function to make sure only regions
17552 which are still targets of a rethrow are flagged as such.
17553 (process_nestinfo): New static function to initialize a handler
17554 list for a specific region.
17555 (init_eh_nesting_info): New function to allocate and initialize
17556 the list of all EH handlers reachable from all regions.
17557 (reachable_handlers): New function to retrieve the list of handlers
17558 reachable from a specific region and insn.
17559 (free_eh_nesting_info): New function to dispose of a list of
17560 reachable handlers.
17562 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17564 * flow.c (split_edge): Set JUMP_LABEL field.
17565 (commit_one_edge_insertion): Set head correctly for insert_before.
17566 When inserting insns, update insn block numbers if allocated.
17568 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17570 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
17571 retry_incomplete_types): Add static prototype.
17572 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
17573 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
17574 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
17575 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
17576 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
17579 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
17580 dwarf2out_start_source_file, dwarf2out_line): Likewise.
17582 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17584 * output.h (assemble_name): Constify a char*.
17586 * varasm.c (UNIQUE_SECTION, assemble_start_function,
17587 assemble_variable, assemble_name): Likewise.
17589 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
17591 * arm/pe.c (arm_pe_unique_section): Likewise.
17593 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
17595 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
17597 * i386/interix.c (i386_pe_unique_section): Likewise.
17599 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
17601 * i386/winnt.c (i386_pe_unique_section): Likewise.
17603 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
17605 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
17607 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
17609 * pa/pa.c (output_call): Likewise.
17611 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
17613 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
17615 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
17618 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
17621 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
17623 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
17624 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
17626 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
17628 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17630 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
17632 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17634 * tree.h (lang_identify): Constify a char*.
17635 (print_error_function): Add extern prototype. Constify a char*.
17637 * c-lang.c (lang_identify): Constify a char*.
17639 * objc/objc-act.c (lang_identify): Constify a char*.
17641 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17643 * genpeep.c (main): Make generated file include "function.h".
17644 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
17646 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17648 * Makefile.in: Update dependencies.
17649 * alias.c: Include "function.h"
17650 * c-decl.c: Likewise.
17651 * caller-save.c: Likewise.
17652 * calls.c: Likewise.
17653 * combine.c: Likewise.
17655 * explow.c: Likewise.
17656 * final.c: Likewise.
17657 * global.c: Likewise.
17658 * graph.c: Likewise.
17659 * local-alloc.c: Likewise.
17660 * loop.c: Likewise.
17661 * optabs.c: Likewise.
17662 * profile.c: Likewise.
17663 * recog.c: Likewise.
17664 * regclass.c: Likewise.
17665 * regmove.c: Likewise.
17666 * reload.c: Likewise.
17667 * reorg.c: Likewise.
17668 * resource.c: Likewise.
17669 * sched.c: Likewise.
17670 * stupid.c: Likewise.
17671 * config/1750a/1750a.c: Likewise.
17672 * config/a29k/a29k.c: Likewise.
17673 * config/arc/arc.c: Likewise.
17674 * config/arm/arm.c: Likewise.
17675 * config/arm/thumb.c: Likewise.
17676 * config/c4x/c4x.c: Likewise.
17677 * config/clipper/clipper.c: Likewise.
17678 * config/convex/convex.c: Likewise.
17679 * config/fx80/fx80.c: Likewise.
17680 * config/i860/i860.c: Likewise.
17681 * config/m68k/m68k.c: Likewise.
17682 * config/m88k/m88k.c: Likewise.
17683 * config/mips/mips.c: Likewise.
17684 * config/pdp11/pdp11.c: Likewise.
17685 * config/pyr/pyr.c: Likewise.
17686 * config/romp/romp.c: Likewise.
17687 * config/sh/sh.c: Likewise.
17688 * config/tahoe/tahoe.c: Likewise.
17689 * config/vax/vax.c: Likewise.
17690 * config/we32k/we32k.c: Likewise.
17691 * config/sparc/sparc.c: Include "function.h".
17692 (mem_min_alignment): Test current_function rather than
17693 regno_pointer_align.
17694 * config/pa/pa.c: Likewise.
17695 (compute_frame_size): Delete declaration of
17696 current_function_outgoing_args_size.
17697 * config/arc/arc.h (current_function_varargs): Delete declaration.
17698 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
17700 * config/i370/i370.h (current_function_outgoing_args_size): Delete
17702 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
17703 current_function_uses_pic_offset_table.
17704 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
17705 of current_function_returns_pointer.
17706 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17707 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17708 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17709 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17710 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17711 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17712 * config/m88k/m88k.c: Include "function.h"
17713 (call_used_regs, current_function_pretend_args_size,
17714 current_function_outgoing_args_size, frame_pointer_needed): Delete
17716 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
17718 * config/mips/mips.h (current_function_calls_alloca): Delete
17720 * config/mn10200/mn10200.h (current_function_needs_context,
17721 rtx_equal_function_value_matters): Delete declarations.
17722 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
17723 flag_pic): Delete declarations.
17724 * config/pa/pa.h (current_function_pretend_args_size,
17725 current_function_decl): Delete declarations.
17726 * config/pa/som.h (current_function_varargs): Delete declaration.
17727 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
17729 * config/pyr/pyr.h (current_function_pretend_args_size,
17730 current_function_args_size, current_function_calls_alloca): Delete
17732 * config/sh/sh.h (current_function_varargs): Delete declaration.
17733 * config/sparc/sparc.h (current_function_outgoing_args_size,
17734 current_function_calls_alloca, current_function_decl): Delete
17736 * config/spur/spur.h (current_function_pretend_args_size,
17737 current_function_calls_alloca): Delete declarations.
17738 * config/v850/v850.c (current_function_outgoing_args_size): Delete
17740 * config/vax/vms.h (current_function_name): Delete declaration.
17741 * gcse.c: Include "function.h".
17742 (current_function_name, current_function_calls_setjmp): Delete
17744 * haifa-sched.c: Include "function.h".
17745 (forced_labels): Delete declaration.
17746 * jump.c: Likewise.
17747 * reg-stack.c: Likewise.
17748 * reload1.c: Likewise.
17749 * genemit.c (main): Make generated file include function.h.
17750 * genoutput.c (output_prologue): Likewise.
17752 * builtins.c (saveregs_value, apply_args_value): Delete variables.
17753 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
17754 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
17755 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
17756 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
17757 macros for some of them.
17758 (emit_filename, emit_lineno): Delete declarations.
17759 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
17760 regno_pointer_* variables through current_function.
17761 (gen_inline_header_rtx): Delete function.
17762 (save_emit_status): Delete function.
17763 (set_new_last_label_num): New function.
17764 (clear_emit_caches): New function.
17765 (restore_emit_status): Just clear last_labelnum and call
17767 (get_last_insn_anywhere): Variable sequence_stack is now accessed
17768 through macro seq_stack.
17769 (add_insn_after): Likewise.
17770 (add_insn_before): Likewise.
17771 (remove_insn): Likewise.
17772 (pop_topmost_sequence): Likewise.
17773 (in_sequence_p): Likewise.
17774 (start_sequence_for_rtl_expr): Likewise.
17775 (start_sequence): Likewise, and likewise for
17776 sequence_rtl_expr/seq_rtl_expr.
17777 (push_topmost_sequence): Likewise.
17778 (end_sequence): Likewise.
17779 (init_virtual_regs): Now takes a "struct emit_status *" argument.
17780 All callers changed. Store into that pointer instead of globals.
17781 (init_emit): Allocate emit elt of current_function.
17782 Changes for sequence_rtl_expr/sequence_stack renaming.
17783 Call clear_emit_caches instead of doing it in-line.
17784 Access regno_pointer_* variables through current_function.
17785 (init_emit_once) Don't clear sequence_stack.
17787 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
17789 (arg_pointer_save_area): Delete declaration.
17790 (finish_expr_for_function): Renamed from init_queue; no longer static.
17791 (init_expr): Don't call init_queue.
17792 (save_expr_status, restore_expr_status): Delete functions.
17793 (expand_expr): Changes to reflect new layout of struct function.
17794 Don't access current_function_check_memory_usage when current_function
17796 * expr.h (forced_labels, save_expr_regs, saveregs_value,
17797 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
17798 current_function_outgoing_args_size, current_function_arg_offset_rtx,
17799 current_function_uses_const_pool, function_call_count,
17800 current_function_uses_pic_offset_table, nonlocal_labels,
17801 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
17802 current_function_check_memory_usage, nonlocal_goto_handler_slots,
17803 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
17805 (finish_expr_for_function): Declare.
17806 * flags.h (current_function_has_nonlocal_label,
17807 current_function_has_nonlocal_goto, current_function_is_thunk,
17808 current_function_has_computed_jump): Delete declarations.
17809 * flow.c (forced_labels): Delete declaration.
17810 * function.c (current_function_pops_args,
17811 current_function_returns_struct, current_function_returns_pcc_struct,
17812 current_function_needs_context, current_function_calls_setjmp,
17813 current_function_calls_longjmp, current_function_has_nonlocal_label,
17814 current_function_has_nonlocal_goto, current_function_is_thunk,
17815 current_function_has_computed_jump, current_function_calls_alloca,
17816 current_function_contains_functions, current_function_returns_pointer,
17817 current_function_epilogue_delay_list, current_function_args_size,
17818 current_function_pretend_args_size, current_function_arg_offset_rtx,
17819 current_function_outgoing_args_size, current_function_varargs,
17820 current_function_stdarg, current_function_args_info, cleanup_label,
17821 current_function_name, current_function_uses_const_pool,
17822 current_function_instrument_entry_exit, current_function_return_rtx,
17823 current_function_uses_pic_offset_table, nonlocal_labels,
17824 current_function_internal_arg_pointer, current_function_cannot_inline,
17825 current_function_check_memory_usage, function_call_count,
17826 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
17827 nonlocal_goto_stack_level, return_label, save_expr_regs,
17828 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
17829 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
17830 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
17831 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
17832 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
17834 (push_function_context_to): Don't save them. Don't call
17835 save_storage_status, save_emit_status or save_expr_status.
17836 (pop_function_context_from): Don't restore them. Don't call
17837 restore_storage_status or restore_expr_status.
17838 (get_func_frame_size): New function.
17839 (get_frame_size): Use it.
17840 (assign_outer_stack_local): Reflect some member name changes in struct
17842 (put_reg_into_stack): Likewise.
17843 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
17845 (fixup_var_refs): Likewise.
17846 (fix_lexical_addr): Likewise.
17847 (trampoline_address): Likewise.
17848 (prepare_function_start): Clear field inlinable of current_function.
17849 (init_function_for_compilation): New function.
17850 (expand_dummy_function_end): New function.
17851 (expand_function_end): Call finish_expr_for_function.
17852 * function.h (struct emit_status): New; fields moved here from struct
17853 function and from global variables. Add accessor macros for some of
17855 (struct expr_status): Likewise.
17856 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
17857 (struct function): Add fields expr and emit, inlinable, inl_emit,
17858 original_arg_vector, original_decl_initial, inl_last_parm_insn,
17859 inl_max_label_num. Add many comments.
17860 Add accessor macros for all elts of struct function that no longer
17861 have a global variable.
17862 (cleanup_label, return_label, frame_offset, tail_recursion_label,
17863 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
17864 stack_slot_list): Delete declarations.
17865 (get_func_frame_size): Declare.
17866 (save_expr_status, restore_expr_status, save_emit_status,
17867 save_storage_status, restore_storage_status): Delete declarations.
17868 (init_virtual_regs): Declare.
17869 * output.h (current_function_pops_args,
17870 current_function_returns_struct, current_function_returns_pcc_struct,
17871 current_function_needs_context, current_function_calls_setjmp,
17872 current_function_calls_longjmp, current_function_calls_alloca,
17873 current_function_has_nonlocal_label, current_function_varargs,
17874 current_function_has_computed_jump, current_function_returns_pointer,
17875 current_function_contains_functions, current_function_args_size,
17876 current_function_pretend_args_size, current_function_stdarg,
17877 current_function_outgoing_args_size, current_function_args_info,
17878 current_function_name, current_function_return_rtx,
17879 current_function_epilogue_delay_list,
17880 current_function_uses_const_pool, current_function_cannot_inline):
17881 Delete declarations.
17882 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
17883 regno_reg_rtx): Delete declaration.
17884 (REGNO_POINTER_FLAG): Delete macro.
17885 * stmt.c (expand_goto): Changes to reflect that some fields in struct
17886 function were renamed.
17887 * stor-layout.c (save_storage_status, restore_storage_status): Delete
17889 * toplev.c: Include "function.h".
17890 (current_function_decl): Delete declaration.
17891 (compile_file): Call init_dummy_function_start and
17892 expand_dummy_function_end around some initializations that need to
17894 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
17895 Call init_function_for_compilation.
17896 * unroll.c: Include "function.h"
17897 (unroll_loop): Access regno_pointer_* variables through
17900 * tree.h (struct tree_decl): Add elt f to saved_insns member.
17901 (DECL_SAVED_INSNS): use it.
17902 (expand_dummy_function_end): Declare.
17903 (init_function_for_compilation): Declare.
17904 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
17905 that it's no longer an INLINE_HEADER.
17906 (expand_call): Likewise.
17907 * integrate.c (finish_inline): Delete function.
17908 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
17909 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
17910 args. Don't generate an INLINE_HEADER rtx, just return the arg
17911 vector. All callers changed.
17912 (save_for_inline_copying): Create a duplicate struct emit_status to
17913 hold the emit state for compiling the current function. Use this and
17914 the other new fields in struct function that are for integration
17915 instead of an INLINE_HEADER.
17916 Use memcpy instead of bcopy.
17917 Store the current struct function in DECL_SAVED_INSNS of fndecl.
17918 (save_for_inline_nocopy): Similar changes, except no new emit_status
17920 (expand_inline_function): Get information from function structure,
17921 not from an inline header rtx.
17922 (output_inline_function): Lose code to extract the necessary
17923 information from an inline header; simply put back the function
17924 structure into current_function. Clear its inlinable elt.
17925 * rtl.def (INLINE_HEADER): Delete.
17926 * rtl.h: Delete all accessors for an INLINE_HEADER.
17927 (gen_inline_header_rtx): Delete declaration.
17928 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
17929 Delete declarations.
17930 (REGNO_POINTER_ALIGN): Delete.
17931 (clear_emit_caches): Declare.
17932 (set_new_last_label_num): Declare.
17934 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
17936 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
17938 * except.c (expand_eh_region_start_for_decl): Always start a new block.
17939 * stmt.c (is_eh_region): Make sure current_function is present, too.
17941 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
17943 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
17944 for 64bit PA targets.
17946 * pa.h (SELECT_SECTION): Define.
17947 * som.h (SELECT_SECTION): Delete.
17949 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17951 * alias.c (init_alias_analysis): Wrap call to
17952 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
17954 1999-08-07 Bruce Korb <autogen@linuxbox.com>
17956 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
17957 <sys/asm.h> contains an asm comment with an apostrophe
17958 * fixinc/inclhack.sh: regen
17959 * fixinc/fixincl.x: regen
17961 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
17963 * function.c (init_function_start): Clear prologue & epilogue.
17964 (prologue_epilogue_contains): New function.
17965 * alias.c (init_alias_analysis): Use it.
17966 * rtl.h (prologue_epilogue_contains): Declare it.
17968 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
17970 * jump.c (onlyjump_p): New function.
17971 * rtl.h: Declare it.
17972 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
17973 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
17975 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
17977 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
17978 to invert loops. Simplify block scanning.
17980 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17982 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
17983 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
17985 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
17987 * config/sparc/liteelf.h: New file to support sparclite-elf target
17988 * config/sparc/t-sp86x: New file to support sparc86x targets
17989 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
17990 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
17991 * configure.in: Support above target triplets
17992 * configure: Regenerated
17994 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
17996 * fixinc/server.c (server_setup): Do not prefix function used as
17997 parameter with `&'.
17999 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
18001 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
18002 Remove fp reg alternatives.
18004 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
18006 * Makefile.in (TAROUTOPTS): Kill.
18007 (install-headers-tar): Use "xpf" for tar headerfile extraction
18008 * i370/x-oe (TAROUTOPTS): Delete.
18009 * m68k/x-apollo68 (TAROUTOPTS): Delete.
18010 * m68k/x-hp320 (TAROUTOPTS): Delete.
18011 * m68k/x-hp320g (TAROUTOPTS): Delete.
18012 * gcc.texi: Update bug reporting text.
18014 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
18016 * reg-stack.c (change_stack) Fixed problem with negative array index.
18018 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
18020 * extend.texi, install.texi: Fix spelling mistakes.
18022 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
18023 (s-attrtab); No longer try to use pre-made insn-attrtab file.
18024 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
18025 PREMADE_ATTRTAB_MD.
18026 * mips/t-ecoff: Likewise.
18027 * mips/t-elf: Likewise.
18028 * mips/t-mips: Likewise.
18029 * mips/t-osfrose: Likewise.
18030 * mips/t-r3900: Likewise.
18031 * mips/t-svr3: Likewise.
18032 * mips/t-svr4: Likewise.
18033 * mips/t-ultrix: Likewise.
18035 * gcc.texi: Document recommend means to provide software floating
18036 point libraries in libgcc.a
18038 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
18040 * c-lex.c (yylex): We can have a number with no digits.
18042 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
18044 * jump.c (delete_prior_computation): New function, broken
18045 out of delete_computation. Check for side effects with
18046 side_effects_p instead of FIND_REG_INC_NOTE. Handle
18047 multi-word hard registers.
18048 (delete_computation): Use it. Check for side effects with
18049 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
18050 missing REG_DEAD note for a register which is both set and
18053 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
18055 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
18056 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
18057 (ASM_FILE_START): Import _mcount with the right type.
18058 (ASM_DECLARE_FUNCTION_NAME): Define.
18059 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
18060 * pa.c (output_function_prologue): Always emit the function's label
18062 * pa.h (TEXT_SPACE_P): Define.
18063 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
18064 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
18065 * som.h (TEXT_SPACE_P): Delete.
18066 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
18067 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
18069 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
18071 * expr.c (emit_group_load): Allow src to be a CONCAT.
18073 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18075 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
18076 (___mulsi3): Use '!' comment character.
18078 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18080 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
18082 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
18084 * gcc.c: Update URLs and mail addresses.
18085 * gcc.texi: Likewise.
18087 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
18089 * rs6000.c (current_file_function_operand): Return zero for
18091 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
18093 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
18096 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
18098 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
18099 allocate space in the stack frame for the PIC register.
18101 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
18103 * m68k.md (xordi3, anddi3): These patterns are not available on
18106 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
18108 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
18109 (PUT_REAL): Likewise.
18111 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18113 * final.c (shorten_branches): Don't add an alignment for loops
18114 that have no label inside.
18116 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18118 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
18119 prototypes in macro HAVE_cmpstrsi.
18121 * cpplib.c (cpp_get_token): Remove unused label `op3'.
18123 * emit-rtl.c (operand_subword): Remove unused variable
18126 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
18128 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
18130 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
18132 * cpphash.c (macroexpand): Delete leading whitespace when arg
18133 is concatenated before.
18134 (unsafe_chars): Correct test for whether + and - can extend a
18137 * cppinit.c (cpp_start_read): Do dependencies for
18138 -include/-imacros files also.
18140 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
18141 tokenizing non-directive lines.
18142 (cpp_expand_to_buffer): Temporarily disable no-output mode.
18143 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
18146 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
18148 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
18150 * c-lex.c: Sync with C++ frontend.
18151 (linemode): New variable.
18152 (parse_float): imag, conversion_errno, and type are output only.
18153 (yylex): Adjust. Move initial '.' case into main switch.
18155 (handle_generic_pragma): Just deal with tokens.
18156 (readescape): Use ISXDIGIT and ISGRAPH.
18157 * c-parse.in: Add END_OF_LINE token.
18159 * c-lex.c (lang_init): Generalize.
18160 (nextchar): Remove. Replace uses with UNGETC.
18161 (skip_white_space): Handle linemode here. Optimize for cpplib.
18162 (skip_white_space_on_line): Remove.
18163 (extend_token_buffer_to): New fn.
18164 (extend_token_buffer): Use it.
18165 (read_line_number, check_newline): Just deal with tokens.
18166 (token_getch, token_put_back): New fns.
18167 (yylex): Use them. More cpplib optimizations. Simplify.
18169 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
18170 Jason Merrill <jason@yorick.cygnus.com>
18172 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
18173 (consume_string): Make this smart about USE_CPPLIB.
18174 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
18175 (yylex): Rewrite to be intelligent about USE_CPPLIB.
18176 Also, clean up cases where we redundantly set token_buffer[0].
18177 (read_line_number): New fn.
18178 (ignore_escape_flag): New variable.
18180 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
18182 * a29k/t-a29kbare: Fix some comments.
18183 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
18184 (FPBIT, DPBIT): Define.
18185 * a29k/t-vx29k: Likewise.
18186 * arc/t-arc: Likewise.
18187 * arm/t-arm-elf: Likewise.
18188 * arm/t-bare: Likewise.
18189 * arm/t-pe: Likewise.
18190 * arm/t-pe-thumb: Likewise.
18191 * arm/t-semi: Likewise.
18192 * arm/t-thumb: Likewise.
18193 * arm/t-thumb-elf: Likewise.
18194 * arm/t-thumb-linux: Likewise.
18195 * h8300/t-h8300: Likewise.
18196 * i960/t-i960: Likewise.
18197 * i960/t-vxworks960: Likewise.
18198 * m32r/t-m32r: Likewise.
18199 * mips/t-ecoff: Likewise.
18200 * mips/t-elf: Likewise.
18201 * mips/t-r3900: Likewise.
18202 * pa/t-pro: Likewise.
18203 * rs6000/t-aix43: Likewise.
18204 * rs6000/t-beos: Likewise.
18205 * rs6000/t-newas: Likewise.
18206 * rs6000/t-ppccomm: Likewise.
18207 * rs6000/t-rs6000: Likewise.
18208 * rs6000/t-winnt: Likewise.
18209 * rs6000/t-xnewas: Likewise.
18210 * rs6000/t-xrs6000: Likewise.
18211 * sh/t-sh: Likewise.
18212 * sparc/t-elf: Likewise.
18213 * sparc/t-sparcbare: Likewise.
18214 * sparc/t-sparclite: Likewise.
18215 * sparc/t-splet: Likewise.
18216 * v850/t-v850: Likewise.
18217 * mn10200/t-mn10200: Fix comments.
18218 * mn10300/t-mn10300: Likewise.
18220 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
18221 dummy operand. Allocate a new pseudo for the dummy operand.
18222 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
18224 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
18226 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
18228 * configure: Rebuilt.
18229 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
18231 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
18233 * recog.c (preproces_constraints): Zero recog_op_alt before
18234 processing the constraints.
18236 * arm.c (typedef minipool_node): Renamed from pool_node.
18237 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
18238 (add_minipool_constant): New function.
18239 (dump_minipool): New function.
18240 (find_barrier): Remove special case for getting the insn size of
18241 an insn that references the constant pool.
18242 (minipool_fixup): New structure.
18243 (push_minipool_barrier): New function.
18244 (push_minipool_fix): New function.
18245 (note_invalid_constants): New function.
18246 (add_pool_constant, dump_table, fixit, broken_move): Delete.
18247 (arm_reorg): Rewrite code to fix up the constant pool into a
18248 series of mini-pools embedded in the insn stream.
18249 (arm_output_epilogue): New function, made mainly from the body
18250 of output_func_epilogue.
18251 (output_func_epilogue): Move insn generation part of epilogue code
18252 to arm_output_epilogue.
18253 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
18254 * arm.md (pool_range): New attribute.
18255 (zero_extendqidi2): Add attribute pool_range.
18256 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
18257 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
18258 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
18259 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
18260 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
18261 (epilogue): New expand.
18262 (epilogue_insn): New insn. Call arm_output_epilogue.
18264 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
18265 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
18267 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
18269 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
18271 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
18273 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
18275 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
18277 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
18279 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
18281 * global.c: Fix comment.
18283 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
18285 * gcc.c (access_check): New static function.
18286 (find_a_file): Use it when searching a directory list.
18287 * collect2.c (find_a_file): Don't accept directories found when
18288 searching a directory list.
18290 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
18292 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
18293 function parameters with `&'.
18294 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
18296 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
18298 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
18299 or tidy_fallthru_edge if the last insn in the block is not
18300 an unconditional jump or a simple conditional jump.
18302 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18304 * Makefile.in (c-decl.o): Depends on defaults.h.
18306 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
18308 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
18310 (CLASS_MAX_NREGS): Likewise.
18312 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
18314 * cse.c (cse_insn): Fix dumb thinko in last change.
18316 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18318 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
18321 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
18323 * dwarf2out.c (add_location_or_const_value_attribute): Correct
18324 test for sizes of passed and declared parameter types.
18326 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18328 * fixincludes: Fix the return type of bsearch, char* -> void*.
18330 * fixinc/inclhack.def: Likewise.
18332 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
18334 * invoke.texi (-fdump-translation-unit): New option.
18336 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
18338 * expr.h (PROMOTE_PROTOTYPES): Move ...
18339 * defaults.h: ... to here.
18340 * c-decl.c: Include defaults.h instead of expr.h.
18341 * c-typeck.c: Include defaults.h.
18343 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
18345 * toplev.h (errorcount): Declare.
18346 (warningcount): Likewise.
18347 (sorrycount): Likewise.
18348 * c-lex.c (errorcount): Don't declare.
18349 * dwarf2out.c (errorcount): Don't declare.
18351 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
18353 * config/libgloss.h: Add a note discouraging use with ELF.
18354 * configure.in: Don't use libgloss.h for ELF targets.
18355 Always use_collect2 on a.out targets.
18357 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
18359 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
18360 (force_to_mode, case ASHIFTRT): Add shiftrt label.
18362 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18364 * loop.c (strength_reduce): When doing biv->giv conversion, update
18365 reg note of NEXT->insn.
18367 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18369 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
18371 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18373 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
18374 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
18375 Ensure expr.h is included.
18376 * c-typecheck.c (convert_arguments): Ditto.
18378 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
18380 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
18381 * config/convex/convex.h: Ditto.
18382 * config/dsp16xx/dsp16xx.h: Ditto.
18383 * config/fx80/fx80.h: Ditto.
18384 * config/gmicro/gmicro.h: Ditto.
18385 * config/i370/i370.h: Ditto.
18386 * config/i386/i386.h: Ditto.
18387 * config/m32r/m32r.h: Ditto.
18388 * config/m68k/m68k.h: Ditto.
18389 * config/m88k/m88k.h: Ditto.
18390 * config/mips/mips.h: Ditto.
18391 * config/pa/pa.h: Ditto.
18392 * config/pyr/pyr.h: Ditto.
18393 * config/tahoe/tahoe.h: Ditto.
18394 * config/we32k/we32k.h: Ditto.
18396 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
18397 based on arch size.
18399 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
18401 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
18404 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
18406 1999-08-02 Richard Henderson <rth@cygnus.com>
18408 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
18409 for the register spill block.
18410 (m32r_va_arg): New.
18411 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
18412 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
18414 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
18415 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
18416 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
18418 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18420 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
18421 MAX_WCHAR_TYPE defined in sparc.h.
18422 * config/sparc/linuxaout.h: Likewise.
18423 * config/sparc/linux64.h: Likewise.
18424 Also default to -mvis if CPU is UltraSPARC.
18426 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18428 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
18429 (RTX_OK_FOR_OLO10): Likewise.
18430 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
18431 %lo(), allow it in addresses...
18432 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
18433 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
18434 does not make sense.
18435 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
18436 (sparc_output_scratch_registers): New function.
18437 (output_function_prologue, sparc_flat_output_function_prologue): Use
18439 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
18441 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
18442 * configure.in: Add check for .register pseudo-op support in as and
18443 check for offsetable %lo().
18444 * acconfig.h: Add templates for the above checks.
18445 * configure: Regenerate.
18447 1999-08-02 Richard Henderson <rth@cygnus.com>
18449 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
18450 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
18451 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
18453 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18455 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
18458 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18460 * config/float-sparc.h: New file.
18461 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
18462 sparc-*-linux-gnu and sparc64-*-linux*.
18464 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18466 * rs6000.c (rs6000_va_list): Type is an array.
18467 (rs6000_va_start): Don't doubly adjust for varargs.
18468 (rs6000_va_arg): Evaluate long long GPR adjustment.
18470 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
18472 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
18473 -maix64 and -maix32.
18474 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
18475 LINK_SPEC): Change appropriately.
18476 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
18477 (u_short_cint_operand): Likewise.
18478 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
18480 * rs6000/t-aix43 (MULTILIB): Change to -m64.
18482 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
18484 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
18486 * rs6000/rs6000.c (num_insns_constant_wide): Correct
18487 for type promotion.
18488 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
18489 (non_add_cint_operand): Likewise.
18490 (logical_operand): Likewise.
18491 (non_logical_cint_operand): Likewise.
18492 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
18493 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
18494 (rs6000_select_rtx_section): Suppress warning.
18495 (small_data_operand): Suppress warning.
18496 (rs6000_got_register): Suppress warning.
18497 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
18498 type, so `J' is generally the wrong constraint for a SImode value;
18500 (andsi3_internal2): Likewise.
18501 (andsi3_internal3): Likewise.
18502 (iorsi3_internal1): Likewise.
18503 (xorsi3_internal1): Likewise.
18505 (movsf_softfloat): Likewise.
18506 (scc insns): Likewise.
18507 (movsi+2): Preserve sign bits of SImode constant.
18508 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
18509 (movdf+1): Sign-extend properly.
18510 (movdi_32+1): Sign-extend properly.
18511 (scc insns): Sign-extend properly.
18513 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
18516 1999-08-02 Richard Henderson <rth@cygnus.com>
18518 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
18519 -mcpu parsing code.
18520 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
18521 * alpha.md (all fp insns): Likewise.
18523 1999-08-02 Nick Clifton <nickc@cygnus.com>
18525 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
18528 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
18530 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
18531 pic_load_label generator directly.
18532 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
18533 No longer a named pattern.
18535 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
18537 * explow.c (force_reg): Call force_operand if X does not
18538 satisfy general_operand.
18540 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
18542 * fix-header.c (main): When testing for CONTINUED, use string
18543 equality, not pointer equality.
18545 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
18547 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
18549 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
18551 * cse.c (cse_insn): Fix loop which deletes insns after a jump
18552 that has become an unconditional jump.
18554 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
18555 (output_function_epilogue): Similarly.
18557 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18559 * tree.h (init_dummy_function_start): Declare.
18561 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18563 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
18564 last_expr_type, last_expr_value, block_start_count, block_stack,
18565 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
18566 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
18567 dynamically in stmt elt of struct function for each function.
18568 (struct nesting): Rename function_call_count elt to n_function_calls,
18569 target_temp_slot_level to block_target_temp_slot_level. All users
18571 (struct stmt_status): New structure definition.
18572 Add many accessor macros for stmt_status elements which previously
18573 were global variables.
18574 (init_stmt_for_function): Allocate stmt elt for current_function.
18575 Reflect that block_start_count was renamed to
18576 current_block_start_count.
18577 (save_stmt_status, restore_stmt_status): Delete functions.
18578 (preserve_subexpressions_p): Don't access loop_stack when outside
18580 (expand_start_bindings): Reflect that block_start_count was renamed to
18581 current_block_start_count.
18582 (expand_fixup): Likewise.
18583 (expand_decl): Don't access block_stack when outside a function.
18584 (expand_decl_cleanup): Likewise.
18585 (expand_dcc_cleanup): Likewise.
18586 (expand_dhc_cleanup): Likewise.
18587 (expand_anon_union_decl): Likewise.
18588 (set_file_and_line_for_stmt): New function.
18589 (in_control_zone_p): New function.
18591 * function.h (struct function): Add new elt stmt.
18592 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
18593 case_stack, nesting_stack, nesting_depth, block_start_count,
18594 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
18595 emit_lineno, goto_fixup_chain.
18596 (save_eh_status, restore_eh_status, save_stmt_status,
18597 restore_stmt_status): Delete declarations.
18598 * function.c (push_function_context_to): Don't call save_stmt_status.
18599 (pop_function_context_to): Don't call restore_stmt_status.
18600 * tree.h (in_control_zone_p): Declare.
18601 * rtl.h (set_file_and_line_for_stmt): Declare.
18603 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
18604 call set_file_and_line_for_stmt.
18606 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
18608 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
18609 Also update copyright.
18611 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18613 * c-pragma.c: Don't include "except.h".
18614 * emit-rtl.c: Likewise.
18615 * stor-layout.c: Likewise.
18616 * tree.c: Likewise.
18617 * varasm.c: Likewise.
18619 * flow.c: Include "function.h".
18620 * tree.h (init_dummy_function_start): Declare new function.
18622 * except.h (struct eh_status): New structure.
18623 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
18625 (eh_return_stub_label, ehstack, catchstack, ehqueue,
18626 catch_clauses, false_label_stack, caught_return_label_stack,
18627 protect_list, current_function_ehc): Add accessor macros for the
18628 corresponding fields in current_function->eh; delete declarations
18629 for all items that used to be declared here.
18630 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
18631 catch_clauses, false_label_stack, caught_return_label_stack,
18632 protect_list, current_function_ehc): Delete variables.
18633 (init_eh_for_function): Allocate current_function->eh.
18634 (save_eh_status, restore_eh_status): Delete functions.
18636 * function.h (struct function): Add fields next_global and eh.
18637 Delete all exception handling related fields.
18638 * function.c (current_function): New variable.
18639 (all_functions): New variable.
18640 (push_function_context_to): Don't allocate a struct function,
18641 use current_function instead. Call init_dummy_function_start when
18642 outside a function. Clear current_function before returning.
18643 (pop_function_context_from): Restore current_function.
18644 Don't free the restored struct function.
18645 (prepare_function_start): New function.
18646 (init_dummy_function_start): New function.
18647 (init_function_start): Break out some code into prepare_function_start
18650 * stmt.c (save_stmt_status): Don't call save_eh_status.
18651 (restore_stmt_status): Don't call restore_eh_status.
18653 * Makefile.in: Update dependencies.
18655 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
18657 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
18658 of depending on a magic constant value. Update comments.
18659 (hppa_expand_prologue): Similarly.
18661 * pa.md (reload_indi, reload_outdi): Allow any register for the
18662 original reload register.
18664 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
18666 * cccp.c (print_help): Change marcos to macros.
18668 1999-07-30 Richard Henderson <rth@cygnus.com>
18670 * c-typeck.c (initializer_constant_valid_p): Move ...
18671 * c-common.c (initializer_constant_valid_p): ... here. Use
18672 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
18673 of label addresses.
18674 * c-common.h (initializer_constant_valid_p): Declare.
18675 * c-tree.h (initializer_constant_valid_p): Remove.
18677 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
18679 * config/i386/sol2-c1.asm: Align the stack.
18680 * config/i386/sol2-gc1.asm: Likewise.
18682 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
18684 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
18685 -Asparclite for sparc86x.
18686 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
18688 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
18690 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
18692 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
18693 the user if using the non-default arch size in BI_ARCH configuration.
18694 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
18696 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
18697 Fix patterns so that they actually match.
18698 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
18699 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
18700 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
18702 (mulsidi3): Reflect this in the expand.
18703 (smulsi3_highpart): Only on TARGET_ARCH32.
18704 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
18705 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
18706 (umulsidi3): Reflect this in the expand.
18707 (umulsi3_highpart): Only on TARGET_ARCH32.
18708 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
18709 don't require g0 to be zero.
18710 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
18711 ({,u}divsi3): New expands.
18712 ({,u}divsi3_sp64): New patterns.
18713 (after lshrdi3_v8plus): Four new patterns to help combiner
18714 optimizing nested mixed mode shifts.
18716 * config/sparc/sparc.c (sparc_override_options): Use deprecated
18717 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
18718 speed things up. Don't use them by default on plain v9 in 64bit
18719 mode, according to what SPAMv9 sais.
18721 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
18722 top 32 bits of %[og][0-7] in signal handlers.
18723 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
18725 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
18727 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
18728 (ashlsi3): Corresponding changes.
18730 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
18732 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
18734 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
18736 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18738 * arm.h (Hint): Delete macro.
18739 Substitute HOST_WIDE_INT for Hint in some prototypes.
18740 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
18742 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
18744 * builtins.c (expand_builtin_setjmp): Use force_operand to
18745 make sure that the buffer address is in a suitable form to be
18746 passed to force_reg.
18748 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
18750 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
18753 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
18755 * pa.md (indirect_jump): Remove mode from match_operand. Verify
18756 proper mode in the condition string.
18757 (icacheflush, dcacheflush): Remove modes from match_operands.
18759 * pa.c (emit_move_sequence): Always convert scratch_reg to the
18760 proper mode before using it.
18762 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
18765 * pa.c (store_reg): Do not call add_high_const generator directly.
18766 (load_reg, set_reg_plus_d): Likewise.
18767 * pa.md (add_high_const): No longer a named pattern.
18769 * pa.c (legitimize_address): Consistently use Pmode rather than
18770 SImode. Do not call gen_pic2_highpart directly anymore.
18771 * pa.md (pic2_highpart): No longer a named pattern.
18772 (pic2_lo_sum): Similarly. Reformat to make more readable.
18774 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
18779 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18781 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
18783 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
18785 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
18786 and tag the spill mems.
18787 (hppa_va_start): New.
18788 (hppa_va_arg): New.
18789 * pa.h (EXPAND_BUILTIN_VA_START): New.
18790 (EXPAND_BUILTIN_VA_ARG): New.
18792 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
18794 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
18795 and tag the spill mems.
18796 (mn10300_va_start): New.
18797 (mn10300_va_arg): New.
18798 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
18799 (EXPAND_BUILTIN_VA_ARG): New.
18801 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
18803 * mn10200.c (mn10200_va_arg): New.
18804 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
18806 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
18808 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
18809 rather than play with TREE_INT_CST_LOW.
18811 1999-07-27 Philip Blundell <pb@nexus.co.uk>
18813 * config/arm/telf.h: Include dbxelf.h.
18814 (CPP_PREDEFINES): Only define if not already defined.
18815 (ASM_IDENTIFY_GCC): Likewise.
18816 (SUBTARGET_EXTRA_SECTIONS): Likewise.
18817 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
18818 * config/arm/thumb.h (LINK_SPEC): Only define if not already
18820 (DBX_DEBUGGING_INFO): Don't define.
18821 * config/arm/linux-telf.h: New file.
18822 * config/arm/linux-tgas.h: New file.
18823 * config/arm/t-thumb-linux: New file.
18824 * config/arm/uclinux-elf.h: New file.
18825 * config/arm/uclinux-telf.h: New file.
18826 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
18827 thumb-*-uclinux): New targets.
18828 * configure: Regenerate.
18830 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
18832 * pa.md (post_store, pre_load): New expanders.
18833 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
18834 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
18835 need to directly generate RTL for them.
18836 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
18839 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
18841 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
18842 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
18843 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
18844 (secndary_reload_class): Make TARGET_ELF conditional compile.
18845 (print_operand_address): Similar.
18846 (output_toc): Print all values as hex.
18847 (get_issue_rate): Rearrange and add RS64A and PPC630.
18848 * rs6000.h (processor_type): Add RS64A and PPC630.
18849 (PROCESSOR_POWERPC64): New.
18850 (PROMOTE_MODE): Use word_mode.
18851 (RTX_COSTS): Add RS64A and PPC630.
18852 * rs6000.md (scheduling information): Add lmul and ldiv
18853 representing 64-bit integer multiply and divide. Add rs64a and
18854 PPC630 information.
18855 (ashldi3): Add support for "rldic" instruction.
18856 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
18858 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
18860 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
18861 instead of V8 for sparclite86x in cpu_table.
18863 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18865 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
18866 output_file_directive.
18868 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
18870 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
18871 tree for op1, not the rtl.
18873 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
18875 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
18876 to m88k_va_start, leaving only the register spill.
18877 (m88k_build_va_list): New.
18878 (m88k_va_start): New.
18879 (m88k_va_arg): New.
18880 * m88k.h (BUILD_VA_LIST_TYPE): New.
18881 (EXPAND_BUILTIN_VA_START): New.
18882 (EXPAND_BUILTIN_VA_ARG): New.
18884 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
18886 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
18887 Rename from expand_builtin_saveregs.
18888 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
18890 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
18892 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
18893 for the register spill block.
18894 (i960_build_va_list): New.
18895 (i960_va_start): New.
18896 (i960_va_arg): New.
18897 * i960.h (BUILD_VA_LIST_TYPE): New.
18898 (EXPAND_BUILTIN_VA_START): New.
18899 (EXPAND_BUILTIN_VA_ARG): New.
18900 * i960.md (store_multiple): Use change_address on individul mems.
18902 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
18904 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
18906 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
18907 (expand_builtin_va_end): Evaluate arg for side effects.
18908 * c-common.c (c_common_nodes_and_builtins): Construct a
18909 va_list_arg_type_node to handle array decomposition to pointer.
18911 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
18913 * except.c (start_dynamic_cleanup): Use force_operand on the
18916 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
18918 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
18919 * c4x.c (c4x_va_arg): New.
18921 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
18923 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
18924 has manual_pop set.
18926 1999-07-26 Nathan Sidwell <nathan@acm.org>
18928 * eh-common.h (__eh_matcher): Prototype correctly.
18930 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
18932 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
18933 (TARGET_SINGLE_PIC_BASE): Likewise.
18934 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
18936 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
18937 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
18938 (TARGET_OPTIONS): Add -mpic-register=N.
18939 (OUTPUT_INT_ADDR_CONST): New macro.
18940 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
18941 LEGITIMATE_PIC_OPERAND_P): Likewise.
18942 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
18943 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
18944 output_addr_const directly.
18945 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
18947 (thumb_pic_register, thumb_pic_register_string): Declare.
18949 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
18951 (label_mentioned_p): New function: Imported from arm.c.
18952 (legitimize_pic_address): New function: Imported from arm.c.
18953 (is_pic):New function: Imported from arm.c.
18954 (thumb_finalize_pic):New function: Imported from arm.c.
18955 (add_constant): Cope with PIC constants.
18956 (fixit): Cope with PIC constants.
18957 (output_return): Do not treat the PIC register as live if
18958 TARGET_SINGLE_PIC_BASE is true.
18959 (thumb_function_prologue): Do not treat the PIC register as live if
18960 TARGET_SINGLE_PIC_BASE is true.
18961 (thumb_expand_prologue): Do not treat the PIC register as live if
18962 TARGET_SINGLE_PIC_BASE is true.
18963 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
18964 TARGET_SINGLE_PIC_BASE is true.
18965 (thumb_print_operand): Accept '|'.
18966 (thumb_override_options): Process PIC options.
18968 * config/arm/thumb.md (movsi): Support PIC.
18969 (call_insn): Change "i" constraint to "X".
18970 (call_value_insn): Likewise.
18971 (consttable_4, consttable_8, consttable_end): Set and clear
18972 "making_const_table" as appropriate.
18973 (pic_load_addr, pic_add_dot_plus_four): New insns.
18975 * invoke.texi (Thumb Options): Fix spelling. Document new
18976 options -msingle-pic-base and -mpic-register=.
18978 1999-07-26 Andrew Haley <aph@cygnus.com>
18980 * config/m32r/initfini.c (__init): Use a full word immediate for
18981 __fini: this allows it to be placed in any memory region.
18983 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
18984 -mmodel=medium. This is OK for all memory models.
18986 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
18988 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
18989 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
18991 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
18993 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
18996 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
18998 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
19000 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
19001 (BUILD_VA_LIST_TYPE): New.
19002 (EXPAND_BUILTIN_VA_START): New.
19003 (EXPAND_BUILTIN_VA_ARG): New.
19004 * i860.c (output_delayed_branch): Disable.
19005 (output_delay_insn): Likewise.
19006 (i860_saveregs): New.
19007 (i860_build_va_list): New.
19008 (i860_va_start): New.
19009 (i860_va_arg): New.
19010 * i860.md: Disable all peepholes using output_delayed_branch.
19011 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
19013 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
19015 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
19016 (BUILD_VA_LIST_TYPE): New.
19017 (EXPAND_BUILTIN_VA_START): New.
19018 (EXPAND_BUILTIN_VA_ARG): New.
19019 * clipper.c (clipper_builtin_saveregs): Only dump registers.
19020 Return the address of the save area.
19021 (clipper_build_va_list): New.
19022 (clipper_va_start): New.
19023 (clipper_va_arg): New.
19025 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
19027 * arc.h (EXPAND_BUILTIN_VA_START): New.
19028 (EXPAND_BUILTIN_VA_ARG): New.
19029 * arc.c (arc_setup_incoming_varargs): Set alias set of
19031 (arc_va_start): New.
19034 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
19036 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
19037 (BUILD_VA_LIST_TYPE): New.
19038 (EXPAND_BUILTIN_VA_START): New.
19039 (EXPAND_BUILTIN_VA_ARG): New.
19040 * alpha.c (alpha_builtin_saveregs): Delete.
19041 (alpha_build_va_list): New.
19042 (alpha_va_start): New.
19043 (alpha_va_arg): New.
19045 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
19047 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
19049 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
19050 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
19052 * gcc.texi: More changes related to list conversion.
19053 * invoke.texi: Likewise.
19055 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
19057 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
19058 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
19059 (expand_builtin_next_arg): Accept ARGLIST not EXP.
19060 (stabilize_va_list): New function.
19061 (std_expand_builtin_va_start): New function.
19062 (expand_builtin_va_start): New function.
19063 (get_varargs_alias_set): New function.
19064 (std_expand_builtin_va_arg): New function.
19065 (expand_builtin_va_arg): New function.
19066 (expand_builtin_va_end): New function.
19067 (expand_builtin_va_copy): New function.
19068 (expand_builtin): Call them.
19069 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
19070 __builtin_{varargs_start,stdarg_start,end,copy}.
19071 (build_va_arg): New function.
19072 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
19073 (build_va_arg): Declare.
19074 * c-decl.c (ptr_type_node, va_list_type_node): New.
19075 * c-parse.gperf (__builtin_va_arg): New.
19076 * c-parse.in (VA_ARG): New token.
19077 (unary_expr): Recognize it.
19078 * expr.c (expand_expr): Expand VA_ARG_EXPR.
19079 * expr.h (std_expand_builtin_va_start): Declare.
19080 (std_expand_builtin_va_arg): Declare.
19081 (expand_builtin_va_arg): Declare.
19082 (get_varargs_alias_set): Declare.
19083 * tree.def (VA_ARG_EXPR): New.
19084 * tree.h (BUILT_IN_VARARGS_START): New.
19085 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
19086 (ptr_type_node, va_list_type_node): Declare.
19087 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
19088 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
19089 * m88k.h, m88k.c: Likewise.
19090 * mn10300.h, mn10300.c: Likewise.
19091 * pa.h, pa.c: Likewise.
19092 * rs6000.h, rs6000.c: Likewise.
19093 * sh.h, sh.c: Likewise.
19094 * sparc.h, sparc.c: Likewise.
19096 * emit-rtl.c (operand_subword): Copy alias set.
19097 (change_address): Likewise.
19099 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
19101 * pa.c (compute_frame_size): Scan all the used callee saved registers,
19102 not just the first one.
19104 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
19106 * config/arm/arm.h (TARGET_SWITCHES): Add
19107 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
19108 (TARGET_OPTIONS): Add -mpic-register=.
19109 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
19110 (arm_pic_register_string): Declare.
19111 (NEED_PLT_GOT): Delete, replace with ...
19112 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
19113 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
19114 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
19115 * config/arm/arm.c (arm_override_options): Add new option
19117 (arm_pic_register_string): New variable.
19118 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
19119 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
19120 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
19121 (output_return_instruction): Likewise.
19122 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
19123 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
19124 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
19126 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
19127 mention of -msched-prolog. Document new options -msingle-pic-base
19128 and -mpic-register=.
19130 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
19132 * haifa-sched.c (reemit_notes): Tidy.
19133 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
19136 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
19138 * explow.c (trunc_int_for_mode): New function.
19139 (plus_constant_wide): Use it.
19140 * combine.c (simplify_and_const_int): Likewise.
19141 (merge_outer_ops): Likewise.
19142 (simplify_shift_const): Likewise.
19143 * cse.c (simplify_unary_operation): Likewise.
19144 (simplify_binary_operation): Likewise.
19145 * emit-rtl.c (operand_subword): Likewise.
19146 * rtl.h: Declare it.
19148 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19150 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
19151 (use NUM_REGS instead of NUM_INTS).
19153 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19155 * builtins.c: New file.
19156 * expr.c (saveregs_value, apply_args_value): Delete definition,
19157 moved into builtins.c.
19158 (string_constant): No longer static.
19159 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
19160 apply_args_size, apply_result_size, result_vector,
19161 expand_builtin_apply_args, expand_builtin_apply,
19162 expand_builtin_return): Delete functions, moved into builtins.c.
19163 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
19164 * expr.h (saveregs_value, apply_args_value): Declare variables.
19165 (expand_builtin, string_constant): Declare functions.
19166 * Makefile.in: Update to build builtin.o.
19168 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
19170 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
19171 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
19172 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
19173 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
19175 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
19178 1999-07-21 Michael Meissner <meissner@cygnus.com>
19180 * print-rtl.c (print_rtx): Print the names of the virtual
19183 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
19185 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
19186 introduced in previous delta.
19188 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19190 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
19191 to avoid name clash.
19193 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
19195 * c-lex.c (yylex) : Correct the test for overflow when lexing
19198 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
19200 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
19201 (adjust_priority): Always call ADJUST_PRIORITY.
19202 (schedule_insn): Only put insns into the ready at cost 0.
19203 (schedule_block): Remove redundant initial sort. Give clock_var
19204 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
19206 * tm.texi (MD_SCHED_REORDER): Update docs.
19208 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
19209 * sparc.c (ultra_reorder_called_this_block): Delete.
19210 (ultrasparc_sched_init): Don't set it.
19211 (ultrasparc_sched_reorder): Don't check it.
19213 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
19215 * rs6000.h (struct rs6000_args): Add sysv_gregno.
19216 * rs6000.c (init_cumulative_args): Init sysv_gregno.
19217 (function_arg_boundary): Align DFmode.
19218 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
19219 to get fp reg and stack overflow correct.
19220 (function_arg): Likewise.
19221 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
19222 (setup_incoming_varargs): Restructure for ABI_V4; use
19223 function_arg_advance to skip final named argument.
19224 (expand_builtin_saveregs): Properly unskip the last integer arg
19225 when doing varargs. Adjust overflow location calculation.
19227 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
19228 explicitly unsigned.
19229 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
19230 (__VA_GP_REGSAVE): Similarly.
19231 (__va_longlong_p): Delete.
19232 (__va_arg_type_violation): New declaration.
19233 (va_arg): Restructure. Flag promotion errors. Align double.
19234 TFmode passed by reference.
19236 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
19237 in the HOST_BITS_PER_WIDE_INT > 32 case.
19239 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
19241 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
19243 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
19245 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
19246 * toplev.c (documented_lang_options): Add -fpreprocessed.
19247 * cpplib.h (struct cpp_buffer): Add preprocessed.
19248 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
19249 (cpp_start_read): Don't expand macros or emit an initial #line
19250 directive if -fpreprocessed.
19252 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
19254 * cpplib.h (struct cpp_buffer): Added manual_pop for
19255 better C++ tokenization.
19256 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
19257 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
19258 * c-common.c (cpp_token): Make non-static.
19260 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19262 * c-common.h: New file.
19263 * c-common.c (permanent_obstack): Delete unused declaration.
19264 (c_global_trees): New array.
19265 (c_common_nodes_and_builtins): New function; split off common code
19266 from init_decl_processing in both c-decl.c and cp/decl.c.
19267 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
19268 c_global_trees and accessor macros defined in c-common.h.
19269 Include c-common.h.
19270 * c-decl.c: Delete definitions for tree nodes that were replaced by
19272 (init_decl_processing): Build void_list_node.
19273 Call c_common_nodes_and_builtins; delete code to generate the common
19275 * objc/objc-act.c (build_module_descriptor): Rename variable
19276 void_list_node to avoid clash with c-common.h.
19278 * Makefile.in: Update dependencies.
19279 * objc/Make-lang.in: Likewise.
19281 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
19283 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
19284 (UNIQUE_SECTION_P): Likewise.
19285 (UNIQUE_SECTION): Likewise.
19287 1999-07-19 Linas Vepstas <linas@linas.org>
19289 * config/i370/README: New file.
19290 * config/i370/linux.h: New file.
19291 * config/i370/mvs.h: New file.
19292 * config/i370/oe.h: New file.
19293 * config/i370/t-linux: New file.
19294 * config/i370/t-mvs: New file.
19295 * config/i370/t-oe: New file.
19296 * config/i370/x-oe: New file.
19297 * config/i370/xm-linux.h: New file.
19298 * config/i370/xm-mvs.h: New file.
19299 * config/i370/xm-oe.h: New file.
19301 * i370.c (label_node_t): Add first_ref_page, label_addr,
19302 label_first_ref, label_last_ref members.
19303 (mvs_need_base_reload): Renamed from mvs_label_emitted.
19304 (MAX_MVS_LABEL_SIZE): Define.
19305 (MAX_LONG_LABEL_SIZE): Define.
19306 (alias_node_t, alias_anchor, alias_number): New.
19307 (mvs_function_table): Reorder for EBCDIC.
19308 (ascebc, ebcasc): Unconditionally define.
19309 (i370_branch_dest, i370_branch_length): New functions.
19310 (i370_short_branch, i370_label_scan): New functions.
19311 (mvs_get_label): Renamed from mvs_add_label. Search for
19312 an existing label before creating a new one.
19313 (mvs_add_label): New function.
19314 (mvs_get_label_page): New function.
19315 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
19316 over the entire list.
19317 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
19318 (mvs_check_page) [TARGET_ELF_ABI]: New function.
19319 (mvs_add_alias, mvs_need_alias): New functions.
19320 (mvs_get_alias, mvs_check_alias): New functions.
19321 (handle_pragma): New function.
19322 (mvs_function_check): New function.
19323 (unsigned_jump_follows_p): Search harder.
19324 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
19325 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
19326 * i370.h (TARGET_VERSION): Delete.
19327 (CPP_SPEC, CPP_PREDEFINES): Delete.
19328 (mvs_label_emitted): Delete.
19329 (TARGET_EBCDIC): Delete.
19330 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
19331 (HANDLE_PRAGMA): Define.
19332 (HARD_REGNO_NREGS): Handle complex modes.
19333 (HARD_REGNO_MODE_OK): Likewise.
19334 (CLASS_MAX_NREGS): Likewise.
19335 (RET_REG): Likewise.
19336 (EXTRA_CONSTRAINT): Define.
19337 (RETURN_IN_MEMORY): True for DImode.
19338 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
19339 (FUNCTION_PROFILER): Delete.
19340 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
19341 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
19342 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
19343 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
19344 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
19345 (ASM_FILE_START): Add "RMODE ANY".
19346 (ASM_OUTPUT_EXTERNAL): Check for aliases.
19347 (ASM_GLOBALIZE_LABEL): Likewise.
19348 (ASM_OUTPUT_LABELREF): Likewise.
19349 (ASM_OUTPUT_COMMON): Likewise.
19350 (PRINT_OPERAND): Handle 'K', 'W', default.
19351 (PRINT_OPERAND_ADDRESS): New.
19352 (Lots of defines): Add support for TARGET_ELF_ABI.
19353 * i370.md (attr length): New. Define for all patterns.
19354 (*): Lots of tweeks to assembly output and constraints.
19356 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
19358 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
19359 Disable patterns performing SImode comparisons with SImode values
19360 if TARGET_POWERPC64 and instruction does not sign-extend or does
19361 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
19362 differ for signed quantities.
19363 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
19364 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
19365 (decrement_and_branch_on_count): Add 64-bit variant.
19367 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19369 * final.c (output_asm_insn): When searching for the matching string
19370 for a given dialect, don't run past the end of the list of
19371 alternatives if there are fewer alternatives in the template than
19374 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
19376 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
19377 Removed paragraph about compression of files and size limitation,
19378 duplicated in the FAQ. Use gcc-patches for posting patches.
19379 * gcc.c (main): Updated URL with bug reporting instructions to
19380 gcc.gnu.org. Removed e-mail address.
19381 * system.h (abort): Likewise.
19383 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19385 * Makefile.in (stmp-multilib-sub): Make the files extracted
19386 from $(LIBGCC1) writable.
19388 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
19390 * config/arm/aout.h: Reformat for improved readability.
19392 * config/arm/arm.h: Reformat for improved readability.
19393 Replace uses of fprintf with asm_fprintf where appropriate.
19394 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
19395 function declaration assembler actions.
19396 (NUM_INTS): New macro: Convert from bytes to words.
19397 (NUM_REGS): New macro: Compute number of registers required to
19398 hold a quanitity of tyep MODE.
19399 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
19401 (NUM_ARG_REGS): New macro: The number of argument registers
19403 (ARG_REGISTER): New macro: Compute the register number of the Nth
19405 (LAST_ARG_REGNUM): New macro: The number of the last argument
19407 (SP_REGNUM): New macro: Register number of the stack pointer.
19408 (FP_REGNUM): New macro: Register number of the frame pointer.
19409 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
19410 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
19411 CUMULATIVE_ARGS so that it counts registers not bytes.
19413 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
19415 Replace uses of fprintf with asm_fprintf where appropriate.
19416 (output_ascii_pseudo_op): Replace with version from thumb.c
19418 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
19420 * config/arm/elf.h (CPP_PREDEFINES): Replace with
19421 SUBTARGET_CPP_SPEC.
19422 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
19423 (ASM_FILE_START): Emit ASM_APP_OFF.
19425 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
19427 * pa.c (compute_frame_size): Round frame according to
19428 STACK_BOUNDARY rather than a hardwired value.
19430 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
19432 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
19434 * configure: Rebuilt.
19436 * configure.in (hppa*-*-linux*): New configuration.
19437 * configure: Rebuilt.
19438 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
19439 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
19440 * pa/pa-linux.h: New file.
19441 * pa/t-linux: New file.
19442 * pa/xm-linux.h: New file.
19444 * pa.c (hppa_legitimize_address): Change references from SImode to
19445 either Pmode or word_mode as appropriate.
19446 (emit_move_sequence, store_reg, load_reg): Likewise.
19447 (set_reg_plus_d, hppa_expand_prologue): Likewise.
19448 (output_mul_insn): Likewise.
19449 * pa.h (PROMOTE_MODE): Likewise.
19450 (INITIALZE_TRAMPOLINE): Likewise.
19451 (Pmode): Define to word_mode.
19453 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
19454 value of 4. Allocate 8 bytes for each FP register save.
19455 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
19457 (hppa_expand_prologue): Likewise.
19458 * pa.h (PROMOTE_MODE): Likewise.
19459 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
19460 (FUNCTION_ARG_BOUNDARY): Likewise.
19462 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
19464 * pa.c (out_of_line_prologue_epilogue): Delete.
19465 (override_options): Remove -mspace related code.
19466 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
19467 (compute_frame_size): Only allocate space for register that
19468 actually need to be saved.
19469 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
19470 (TARGET_SWITCHES): Remove -mspace, -mno-space
19471 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
19472 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
19473 * pa/ee.asm, pa/ee_fp.asm: Delete.
19475 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
19477 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
19478 directive in column zero.
19480 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
19482 * m68k.c (output_function_prologue): Fix computation of save mask
19483 when generating PIC code.
19485 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
19487 * tree.c (build_type_attribute_variant): Move current_obstack restore
19488 after build_qualified_type call.
19490 1999-07-15 Mark Mitchell <mark@codesourcery.com>
19492 * configure.in: Use t-iris6, even with GNU LD.
19493 * config/mips/iris6gld.h: Fix typo in linker spec.
19494 * config/mips/t-iris6gld: Remove.
19496 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
19498 * rs6000.md (insv, extzv): Remove SImode dependence in named
19499 patterns. Explicitly generate DImode RTL if PowerPC64 and
19501 (insvdi): Reverse start and size in instruction template.
19503 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
19505 * invoke.texi: Typo fixes.
19507 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
19509 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
19510 handle at this time instead of silently generating incorrect code.
19511 (gen_imagpart): Likewise.
19513 * reload.c (find_reloads): Emit a USE for a pseudo register without
19514 a hard register if we could not create an optional reload for the
19517 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19519 * c-typeck.c (output_init_element, process_init_element):
19520 When advancing constructor_unfilled_fields for a RECORD_TYPE,
19521 check for nameless bit fields.
19523 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
19525 * regclass.c (scan_one_insn): Notice subregs that change the
19526 size of their operand.
19527 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
19529 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
19531 * configure.in (alpha*-*-*): Include alpha/t-ieee.
19532 * configure: Rebuilt.
19533 * alpha/t-ieee: New file.
19535 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
19537 * rs6000.c (find_addr_reg): Do not select r0 as an address
19540 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
19542 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
19544 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
19546 * rs6000.md (movsf): Do not force easy FP constants into memory.
19548 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
19549 immed_double_const to ensure they are properly truncated then
19552 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
19554 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
19555 always unless NO_DEBUG is used. Compile this code
19557 (replace_symbols_in_block): Compile it unconditionally.
19559 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
19561 * configure.in (i?86-*-elf*): New target.
19562 * configure: Rebuilt.
19563 * i386/i386elf.h, i386/t-i386elf: New files.
19565 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
19567 * toplev.c (main): Don't complain about saying -gdwarf.
19568 (rest_of_compilation): Remove redundant code.
19570 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
19572 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
19574 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
19576 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
19577 "Li960R:", to avoid name clash.
19579 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19581 * loop.c (check_dbra_loop): When reversing a loop, delete all
19582 REG_EQUAL notes referencing the reversed biv except those which are
19583 for a giv based on it.
19585 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
19587 * version.c: Drop "gcc-" prefix from version #.
19589 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
19591 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
19592 the label if we're being verbose.
19594 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
19596 * m68k.c (output_function_prologue): Add pic register to mask
19597 if live and flag_pic.
19598 (output_function_epilogue): Likewise.
19600 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
19602 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
19603 directives in column zero.
19605 * pa/elf.h (ASM_FILE_START): Define.
19606 * pa/som.h (ASM_FILE_START): Include .level directives.
19607 * pa/hpux10.h (ASM_FILE_START): Delete.
19608 * pa/hpux11.h (ASM_FILE_START): Delete.
19610 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
19612 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19614 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
19615 when reload_out equals reload_in.
19617 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
19619 * invoke.texi (Spec Files): New node: Describe the contents of
19622 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
19624 * invoke.texi (DEC Alpha Options): Put @end table at
19625 beginning of line, to avoid confusing texi2html.
19627 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
19629 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
19630 introduced in previous delta.
19632 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19634 * reload1.c (gen_reload): When synthesizing a 3 operand add
19635 sequence, improve test for when to reload OP1 into the reload
19636 register instead of OP0.
19638 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
19640 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
19642 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
19644 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
19647 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
19649 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
19650 (va_dcl): Use __builtin_va_alist_t.
19652 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
19654 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
19655 on the permanent_obstack.
19656 * dwarfout.c (output_type): Likewise.
19658 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
19660 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19661 Merged from c-typeck.c and cp/typeck.c.
19662 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19663 Merged into c-common.
19665 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
19667 * c-lex.c (errorcount): Declare it.
19668 (finish_parse): Update errorcount when using CPPLIB.
19670 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
19672 * fixinc/inclhack.def(end_else_label): Double the backslash so
19673 sed gets a chance to see it.
19674 * fixinc/inclhack.sh: regen
19675 * fixinc/fixincl.x: regen
19677 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
19679 Add framework to support armv5 architecture when it becomes
19682 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
19683 (arm_arch5): New variable.
19684 (all_architectures): Add armv5 line.
19685 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
19686 -march=armv5 is specified on the command line.
19687 (arm_arch5): Export this variable.
19688 * invoke.texi: Document new string accepted by -march= switch for
19691 * config/arm/arm.h: Replace use of constant 12 as a register
19692 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
19693 * config/arm/arm.c: Replace use of constant 12 as a register
19694 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
19696 * config/arm/elf.h: Tidy up.
19697 * config/arm/coff.h: Tidy up.
19699 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
19701 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
19702 * gcc/config/mips/t-iris6gld: New file.
19703 * gcc/config/mips/iris6gld.h: Likewise.
19705 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
19707 * c-decl.c (widest_integer_literal_type_node,
19708 widest_unsigned_literal_type) : New.
19709 (init_decl_processing): Handle/use the two new types.
19710 * c-common.c (type_for_size,type_for_mode) : Same.
19711 * c-lex.c (yylex) : Same.
19712 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19714 * c-tree.h (widest_integer_literal_type_node,
19715 widest_unsigned_literal_type) : New.
19717 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
19719 * dwarfout.c (field_byte_offset): Correctly compute the object's
19720 byte offset for the first bit of a field which crosses an alignment
19721 boundary on a !BYTES_BIG_ENDIAN target.
19723 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
19725 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
19728 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
19729 Jeff Law <law@cygnus.com>
19731 * ginclude/varargs.h (va_dcl): Use word_mode for type of
19734 * except.c: Include intl.h.
19735 (expand_eh_return): Set current_function_cannot_inline.
19736 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
19737 * function.h (struct function): Add eh_return_stub_label.
19738 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
19739 * Makefile.in (except.o): Depend on intl.h.
19741 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
19743 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
19744 same as offsettable in cases 1 and 2.
19746 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
19748 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
19749 (extlh, extwh): Likewise.
19751 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
19753 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
19755 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
19757 * configure.in: Add arm-pe and thumb-pe targets.
19758 * configure: Regenerate.
19760 * thumb.c (arm_naked_function_p): New function: Determines if
19761 a function is naked (has no gcc generated prologue/epilogue).
19762 (is_called_in_ARM_mode): Return true if the func has the
19763 interfacearm attribute.
19764 (output_return): Do not generate a return for naked functions.
19765 (thumb_function_prologue): Do not generate a prologue for
19767 (thumb_expand_prologue): Do not generate a prologue for naked
19769 (thumb_expand_epilogue): Do not generate an epilogue for naked
19771 (arm_valid_machine_decl_attribute): New function, copied from
19772 arm.c: Permit naked and interfacearm attributes.
19774 * config/arm/pe.c: New file: Support code for arm-pe target.
19775 * config/arm/pe.h: New file: Header file for arm-pe target.
19776 * config/arm/tpe.h: New file: Header file for thumb-pe target.
19777 * config/arm/t-thumb-pe: New file: Makefile fragment for
19780 1999-07-01 Mark Kettenis <kettenis@gnu.org>
19782 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
19783 -fPIC or -fpic is specified.
19785 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
19787 * expr.c (emit_block_move): Use copy_to_mode_reg for
19788 !TARGET_MEM_FUNCTIONS case too.
19790 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
19792 * configure: Rebuilt.
19793 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
19794 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
19795 definitions made redundant by dbxelf.h inclusion. Delete
19796 lots of definitions related to assembly output that are
19797 specific to the SOM object format.
19798 * pa.c (output_function_prologue): Do not emit the function's
19800 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
19801 * pa-pro.h: Deleted.
19802 * som.h: New file with SOM specific definitions.
19803 * elf.h: New file with ELF specific definitions.
19805 * elfos.h (const_section): Output a tab before assembler directives.
19806 (ctors_section, dtors_section): Likewise.
19807 (ASM_OUTPUT_SECTION_NAME): Likewise.
19809 * pa/pa1.h: Delete unused file.
19811 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
19813 * configure.in (hppa*-hp-hpux11*): New configuration.
19814 * configure: Rebuilt.
19815 * pa/pa-hpux11.h: New file.
19816 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
19819 * mips.md (leasi, leadi): New patterns.
19821 * expr.c (emit_block_move): Properly handle case where one of the
19822 block move arguments has a queued increment or decrement.
19823 (clear_storage): Similarly. Fix formatting goof.
19825 1999-06-28 "David O'Brien" <obrien@NUXI.com>
19827 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
19828 semicolon from the BSD VA_LIST replacement expression.
19830 * fixinc/inclhack.sh: regen
19831 * fixinc/fixincl.x: regen
19833 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
19834 now use the fixincl program.
19836 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
19838 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
19839 case. Also make the PIC register call_used.
19841 * m68k.h (FINALIZE_PIC): Delete.
19842 * m68k.c (finalize_pic): Delete.
19844 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
19846 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
19849 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
19851 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
19853 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
19855 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
19857 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
19859 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
19861 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
19863 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
19865 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
19867 * rs6000.c (output_toc): Always use hex values for floating-point
19868 constants. Store single-precision values in upper-half of TOC
19869 entry in 64-bit mode.
19870 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
19871 to final constraints.
19872 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
19873 (fctiwz): Improve accuracy of RTL for pattern.
19875 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
19877 * expr.c (expand_expr): Allow RTL_EXPR's through the
19878 MAX_INTEGER_COMPUTATION_MODE checks.
19880 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
19882 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
19883 such that MASK_SUPPORT_ARCH is not negative.
19885 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
19887 * loop.c (verify_dominator): Properly handle ADDR_VEC and
19888 ADDR_DIFF_VEC insns that appear inside loops.
19890 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
19891 Jeff Law <law@cygnus.com>
19893 * rs6000.md (movdf_hardfloat32): Revert previous patch.
19894 Handle LO_SUM the same as offsettable in cases 1 and 2.
19895 * rs6000.c (find_addr_reg): Revert previous patch.
19897 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
19899 * system.h (strstr): New external function declaration.
19900 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
19901 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
19902 * config.in, configure: Rebuilt.
19904 1999-06-24 Tom Tromey <tromey@cygnus.com>
19906 * gcc.c (main): Read user-specified specs files after computing
19907 additional startfile_prefixes.
19909 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
19911 Revert these two patches:
19913 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19914 * loop.c (strength_reduce): When doing biv->giv conversion, update
19915 reg note of NEXT->insn.
19917 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19918 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
19920 (recombine_givs): Set ix field after sorting.
19922 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19924 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
19925 for the parts of an UNSPEC / UNSPEC_VOLATILE.
19927 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
19929 *fixinc/inclhack.def: Add fix development commentary
19930 (read_ret_type): reactivate and add selection clause
19931 (zzz_*): tweak output file name to match what is used in hackshell.tpl
19932 *fixinc/{fixincl.x|inclhack.sh}: regen
19934 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
19936 * expr.c (expand_expr): STRIP_NOPS before checking against
19937 MAX_INTEGER_COMPUTATION_MODE
19938 (check_max_integer_computation_mode): Likewise.
19940 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
19942 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
19944 1999-06-22 Jim Wilson <wilson@cygnus.com>
19946 * expr.c (store_expr): When target is a promoted subreg, return a
19947 promoted subreg as a result.
19949 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
19951 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
19953 (dwarf2out_define): Mark unused parameters appropriately.
19954 (gen_unspecified_parameters_die): Ditto.
19955 (gen_subprogram_die): Fix signed/unsigned warnings.
19956 (gen_variable_die): Ditto.
19958 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
19960 * fixinc/inclhack.def(end_else_label): combined else_label
19961 and endif_label and fixed the sed expression.
19962 *fixinc/{fixincl.x|inclhack.sh}: regen
19964 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
19966 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
19967 'x' when handling non-offsettable addresses
19969 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
19971 * final.c (shorten_branches): Don't try to split an insn that has
19974 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
19976 * config/mips/mips.c (symbolic_expression_p): New function.
19977 (mips_select_rtx_section): Put symbolic expressions in the
19978 data section, not the read-only data section.
19980 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
19982 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
19984 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
19986 * collect2.c (main): Log frame table count.
19987 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
19988 (scan_prog_file) [COFF]: Handle frame tables.
19990 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
19991 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
19992 * alpha/elf.h: Undef them again.
19993 * alpha/vms.h: Remove their definitions.
19995 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19997 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
19998 remove the clobber of r0 and change the REG_UNUSED note to
20001 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
20003 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
20004 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
20005 fits in HOST_WIDE_INT and one uses union to access a long constant
20008 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
20010 * sparc.c (sparc_override_options): Don't allow profiling for
20011 code models other than medlow.
20012 (sparc_function_profiler): New function from old FUNCTION_PROFILER
20013 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
20014 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
20015 (sparc_block_profiler): Likewise.
20016 (sparc_function_block_profiler_exit): Likewise.
20017 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
20018 (FUNCTION_BLOCK_PROFILER): Likewise.
20019 (BLOCK_PROFILER): Likewise.
20020 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
20021 (MCOUNT_FUNCTION): New.
20022 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
20023 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
20024 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
20025 (MCOUNT_FUNCTION): New.
20026 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
20027 (BLOCK_PROFILER): Delete.
20028 (MCOUNT_FUNCTION): New.
20030 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
20032 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
20034 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
20036 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
20039 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
20042 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
20045 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
20048 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
20050 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
20053 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
20055 * i386/djgpp.h (LIB_SPEC): New.
20056 (STARTFILE_SPEC): New.
20058 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
20060 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
20062 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
20065 * system.h (WSTOPSIG): New macro.
20067 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
20069 * c-pragma.c (push_alignment): Don't ignore alignments greater than
20071 (insert_pack_attributes): Take into account member natural
20074 * i386/winnt.c (exports_head): New static variable.
20075 (i386_pe_record_exported_symbol): New function.
20076 (i386_pe_asm_file_end): Use.
20077 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
20078 symbols to be emitted at end of assembly.
20079 (ASM_DECLARE_OBJECT_NAME): Likewise.
20080 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20082 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
20085 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
20087 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
20090 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
20092 * haifa-sched.c (sched_analyze_1): Use free_list instead of
20093 zapping reg_last_uses directly.
20094 (sched_analyze_2, sched_analyze_insn): Likewise.
20095 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
20097 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
20099 * rs6000.md (movdf_hardfloat32): Use worst case insn length
20100 attributes for cases 1 and 2.
20102 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
20104 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
20107 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
20109 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
20111 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
20113 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
20114 PIC_OFFSET_TABLE_REGNUM for general alloaction.
20115 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
20116 must be stacked if it is used for PIC accesses.
20117 * arm.c (use_return_insn): Handle PIC register specially.
20118 (output_return_instruction): Likewise.
20119 (output_func_{prologue,epilogue}): Likewise.
20120 (output_expand_prologue): Likewise.
20122 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
20123 (*strsi_predec): Renamed from *strqi_predec.
20124 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
20125 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
20127 * arm.c (arm_override_options): Remove warning about PIC code
20128 not being supported.
20130 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
20132 * rs6000.c (find_addr_reg): New function.
20133 * rs6000.h (find_addr_reg): Declare.
20134 (offsettable_addr_operand): Delete.
20135 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
20136 from and stores to GPRs.
20138 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
20140 * alpha.c (alpha_expand_block_move): Use get_insns rather than
20141 gen_sequence as argument to emit_no_conflict_block.
20143 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20145 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
20146 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
20147 *fixinc/fixincl.x: regen
20148 *fixinc/inclhack.sh: regen
20150 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
20152 * added support for -mpcrel (PC relative addressing for m68k)
20153 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
20154 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
20155 * m68k.c (print_operand_address): Handle 32-bit PIC case.
20156 (comments for general_src_operand): Add some explanation
20157 about EXTRA_CONSTRAINTS.
20158 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
20159 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
20160 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
20161 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
20162 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
20163 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
20164 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
20165 if not already set.
20166 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
20167 * m68k.h (TARGET_PCREL): New target flag.
20168 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
20169 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
20170 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
20171 contains a SYMBOL_REF. Relax this constraint during reload, since
20172 we want to use the predicates, not reload's built-in concept of a
20173 valid memory address, to control what insns need reloading.
20174 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
20175 operands (essentially 'g', 'm', and 's' under normal circumstances).
20176 * m68k.c (print_operand): Cause printing of pc-relative addresses
20177 to include pc register.
20178 (print_operand_address): Ditto.
20179 (general_src_operand): Accept operands that are not only
20180 general_operands, but are also valid when used as a pc-relative
20182 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
20183 (memory_src_operand): Similar, for memory_operands.
20184 (pcrel_address): New predicate to accept the special case of a
20185 pc-relative address.
20186 * m68k.md (many patterns): Rewrite common SImode, HImode, and
20187 QImode insns to accept *_src_operand instead of *_operand where
20188 pc-relative operands can fit. For example, a pc-relative operand
20189 can be used as a memory source operand for addsi3, but not as a
20190 memory destination.
20191 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
20193 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
20195 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
20196 .thumb_set pseudo op to mark aliases of thumb functions.
20198 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
20200 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
20201 preference to ASM_OUTPUT_DEF, if it is defined.
20203 * tm.texi: Document new, optional target macro
20204 ASM_OUTPUT_DEF_FROM_DECLS.
20206 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20208 * fixincludes: ISCNTL patch
20209 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
20210 (dgux_int_varargs): new for DG/UX
20211 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
20213 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
20215 * invoke.texi (ia32 options): Fix typo.
20217 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20219 * loop.c (strength_reduce): When doing biv->giv conversion, update
20220 reg note of NEXT->insn.
20222 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
20224 * loop.c (move_movables): Note issues with replacing REGs with
20226 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
20228 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
20230 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
20232 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
20233 the reference to `mcount' was not correct for the ELF on FreeBSD.
20235 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20237 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
20240 (recombine_givs): Set ix field after sorting.
20242 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
20244 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
20245 to safe to extract a subword out of a REG.
20247 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20249 * sh.md (mulsi3): Don't add a no-op move at the end.
20251 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20253 * cse.c (cse_insn): Don't put hard register source into tables for
20254 the last insn of a libcall.
20256 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20258 * loop.c (strength_reduce): Insert sets of derived givs at every
20259 biv increment, even if it's the only one.
20261 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
20263 * dwarfout.c (add_incomplete_type): New fn.
20264 (output_type): Call it.
20265 (retry_incomplete_types): New fn.
20266 (dwarfout_finish): Call it.
20268 From Eric Raskin <ehr@listworks.com>:
20269 (output_type): Output types for bases.
20271 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
20273 * mips.c (mips_output_conditional_branch): Add `break'
20274 between `default' label and `close braces'.
20276 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
20278 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
20279 specifications and make it realistic.
20280 (LIB_SPEC): Likewise.
20282 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
20284 * config/mips/mips.c (mips_secondary_reload_class): Check for
20285 (PLUS (SP) (REG)) and return appropriate register class.
20286 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
20287 Handle (PLUS (SP) (REG)).
20288 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
20289 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
20290 of emit_insn for tablejump.
20292 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
20294 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
20295 asm_fprintf format string by itself.
20296 (output_function_profiler): Likewise.
20298 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
20300 * combine.c (simplify_logical, case AND): Only call
20301 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
20302 or the constant is positive.
20304 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
20306 * configure.in: Fix typo in rs6000-ibm-aix4 case.
20307 * configure: Regenerate.
20309 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
20311 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
20312 require a sub-version #.
20313 * configure: Rebuilt.
20315 1999-06-14 Robert Lipe (robertlipe@usa.net)
20317 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
20319 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
20321 * c-typeck.c (process_init_element): Detect excess elements in
20322 char array initializer.
20324 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
20326 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
20328 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
20330 * invoke.texi (Option Summary): Add -fpermissive flag.
20332 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
20334 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
20335 that require PIC code sequences.
20337 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
20339 * configure.in: Add new target: thumb-elf.
20340 * configure: Regenerate.
20341 * config/arm/t-thumb-elf: New file: Makefile fragment for
20343 * config/arm/telf.h: New file: Header file for thumb-elf
20346 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
20348 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
20349 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
20350 initializers is some circumstances.
20352 * fixinc/inclhack.def (endif_label): Add additional selector for
20353 more bogus stuff after #endif statements.
20354 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
20356 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
20358 * i386/cygwin.h (SET_ASM_OP): Define.
20360 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
20362 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
20364 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20366 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
20369 * sh.md (ic_invalidate_line_i): Remove second alternative.
20371 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20373 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
20374 test for the presence of valid prototypes. Delete bypass expr.
20375 (ioctl_fix_ctrl): Correct the selection expression.
20376 (no_double_slash): Correct quoting rules
20377 *fixinc/fixincl.x: regen
20378 *fixinc/inclhack.sh: regen
20380 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
20382 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
20384 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20386 * rs6000.md (movsi_got_internal_mem): Delete.
20387 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
20388 (GOT_TOC_REGNUM): Delete.
20389 (PIC_OFFSET_TABLE_REGNUM): Define.
20390 (FINALIZE_PIC): Disable.
20391 * rs6000.c (rs6000_got_register): New code for fixed pic register.
20392 (rs6000_replace_regno): Delete.
20393 (rs6000_finalize_pic): Likewise.
20394 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
20396 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20398 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
20399 is a note; use <= for the compare; advance P while it is
20402 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
20404 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
20405 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
20407 * varasm.c (remove_from_pending_weak_list): Verify t->name
20408 is non-NULL before passing it to strcmp.
20410 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20412 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
20413 the typed arguments are not part of a comment
20414 (ioctl_fix_ctrl): Added a purpose comment
20415 *fixinc/fixincl.x: regenerate
20416 *fixinc/inclhack.sh: regenerate
20418 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20420 * invoke.texi: Add C4x invocation docs.
20422 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20424 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
20426 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
20428 (c4x_legitimize_reload_address): New function.
20429 * config/c4x/c4x.md: Update docs.
20431 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
20433 * fixincludes: Avoid removing '.'.
20434 * fixinc/fixinc.svr4: Likewise.
20435 * fixinc/fixinc.winnt: Likewise.
20436 * fixinc/inclhack.tpl: Likewise.
20437 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
20439 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20441 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
20443 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
20445 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
20447 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
20450 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
20452 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
20453 * configure: Regenerate.
20455 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
20457 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
20460 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
20462 * fixinc/inclhack.def (avoid_bool): Also catch
20463 "typedef [unsigned] int bool".
20464 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
20466 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
20467 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
20468 * configure: Rebuilt.
20470 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
20472 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
20473 such that we can override its definitions if necessary.
20474 (CPP_SPEC): New define. Support processor specific predefines via
20476 (CC1_SPEC): New define. Support processor specific compiler
20477 options via %(cc1_cpu).
20478 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
20481 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20483 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
20484 between sed's -e flag, and the open-quote following it.
20485 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
20487 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
20488 Jeffrey A Law (law@cygnus.com)
20490 * varasm.c (assemble_start_function): Remove the function
20491 from the pending weak decls list when we define a function.
20492 (assemble_variable): Similarly for variables.
20493 (weak_finish): Ignore items on the list with a NULL name.
20494 (remove_from_ending_weak_list); New function to "remove" an item
20495 from the pending weak declarations list.
20497 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
20499 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
20501 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
20503 * c-lex.c (GETC): Redefine to call getch.
20504 (UNGETC): Redefine to call put_back.
20505 (putback_buffer): New structure type.
20506 (putback): New static structure.
20507 (getch): New function.
20508 (put_back): New function.
20509 (yylex): Replace unused bytes from bad multibyte character.
20511 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
20513 * cpplib.c (do_define): Cast `alloca' return value.
20514 (do_include, do_undef, do_pragma): Likewise.
20515 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
20517 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
20518 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
20520 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
20522 * sparc.md (abstf2): This should be an expand.
20523 (split after abstf2_notv9): Fix mode.
20524 (abstf2_hq_v9): New pattern.
20525 (abstf2_v9): Only use when no hard quad.
20526 (absdf2_v9): Fix if target is not the same as source.
20527 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
20528 Add correct output constraints.
20530 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
20532 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
20533 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
20535 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
20537 * mips.h (mips_output_conditional_branch): New function.
20538 (mips_adjust_insn_length): Likewise.
20539 (ASSEMBLER_SCRATCH_REGNUM): New macro.
20540 (ADJUST_INSN_LENGTH): Likewise.
20541 * mips.c (print_operand): Add `F' and `W' for floating-point
20542 comparison opcodes.
20543 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
20545 (mips_adjust_insn_length): New function.
20546 (mips_output_conditional_branch): New function.
20547 * mips.md (length): Adjust attribute definition to handle
20548 conditional branches. Change lengths to bytes, rather than
20549 instructions throughout. Remove length attribute from
20550 instructions whose length is four bytes, and rely on the default
20552 (dslot): Fix typo in comment.
20553 Reword conditional branch patterns to use
20554 mips_output_conditional_branch.
20556 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20558 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
20559 (LIB_SPEC): Likewise.
20560 Link with -lprof1_r for -g/-pg.
20562 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20564 * loop.c (check_dbra_loop): Fix change of Jan 19.
20566 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
20568 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
20569 (STARTFILE_SPEC): Define, override the svr4.h version.
20570 (ENDFILE_SPEC): Likewise.
20572 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
20574 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
20575 * fixinc/fixincl.x: Regenerated.
20576 * fixinc/inclhack.sh: Regenerated.
20578 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20580 * sh.c (barrier_align): Don't return early for normal branch/barrier
20581 when optimizing for SH2.
20583 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
20585 * i386/udk.h (LINK_SPEC): Correct linker search path for
20588 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20590 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
20591 (braf_label_ref_operand): Delete.
20592 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
20593 * sh.md (casesi_jump_2): Operand1 is now the inside of a
20594 label_ref, and has no predicate.
20595 The patten has a predicate to guard against invalid substitutions.
20596 (dummy_jump): Delete.
20597 (casesi): Update use of casesi_jump_2.
20599 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20601 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
20602 *fixinc/fixincl.x: regenerate
20603 *fixinc/inclhack.sh: regenerate
20605 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
20607 * dwarf2out.c (add_incomplete_type): New fn.
20608 (gen_struct_or_union_type_die): Call it.
20609 (retry_incomplete_types): New fn.
20610 (dwarf2out_finish): Call it.
20612 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
20614 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
20615 current block starts with a CODE_LABEL and ends with a CALL and
20616 we can not find all the argument setup instructions for the CALL.
20618 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
20620 Revert this change:
20621 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
20622 something is a candidate for optimize_bit_field_compare.
20624 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20626 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
20628 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
20630 * alpha.c (override_options): Thinko in last patch.
20632 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
20633 (LIB_SPEC): Recognize -pthread.
20635 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
20637 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
20638 definition in config/arm/coff.h
20639 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
20641 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20643 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
20644 fixes that need "file=xxx\n" prepended before invocation
20645 (start_fixer - new): starting the fixer process is complex enough
20646 to warrent its own routine. It prepends the "file=xxx\n" stuff.
20647 (process): uses the new routine; omit usage of putenv()
20648 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
20649 * fixinc/fixincl.x: regenerate
20651 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
20653 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
20654 and version #s (1.1 -> 2.96) as needed.
20655 * README.g77: Kill way out of date file in the toplevel directory.
20657 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
20659 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
20660 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
20661 * configure: Rebuilt.
20662 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
20663 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
20664 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
20665 (SWITCH_TAKES_ARG): Likewise.
20666 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
20667 * config/t-freebsd: Moved from config/i386/ so it can used for all
20670 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
20672 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
20674 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
20676 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
20677 * configure: Rebuilt.
20679 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
20681 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
20682 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
20683 * rs6000/rs6000.c (rs6000_file_start): Use putc.
20684 (rs6000_output_load_toc_table): Same.
20685 (output_prolog, output_mi_thunk): Same.
20686 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
20687 (ASM_GLOBALIZE_LABEL): Use putc.
20689 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
20691 * alpha.md (reload_*_help): New patterns and splitters.
20692 (reload_*): Use them.
20693 (mov[qh]i): Likewise.
20695 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
20697 * cccp.c (handle_directive): Handle backslash-newlines in quoted
20700 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
20702 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
20704 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
20706 * flow.c (mark_regs_live_at_end, insn_dead_p,
20707 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
20708 and HARD_FRAME_POINTER_REGNUM special treatment if reload
20709 hasn't run or the frame pointer is needed.
20710 * haifa-sched.c (attach_deaths): Likewise.
20711 * sched.c (attach_deaths): Likewise.
20713 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
20715 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
20716 calculate_can_reach_end returns nonzero.
20718 * configure.in (native gas tests): Search for an assembler in the
20719 same manner that the installed compiler will.
20720 * configure: Rebuilt.
20721 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
20723 * alias.c (find_base_term): Improve handling of addresses
20724 constructed from binary operations.
20726 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
20728 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
20730 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
20732 * function.h (cleanup_label, frame_offset): Declare.
20733 (tail_recursion_label, tail_recursion_reentry): Likewise.
20734 (arg_pointer_save_area, rtl_expr_chain): Likewise.
20735 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
20736 (tail_recursion_label, tail_recursion_reentry): Likewise.
20737 (arg_pointer_save_area, rtl_expr_chain): Likewise.
20739 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
20741 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
20743 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
20744 (MAX_OFILE_ALIGNMENT): Define.
20746 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
20748 * fixincl.c: Replace local include scheme with #includes of
20749 gansidecl.h and system.h.
20750 * procopen.c: Likewise.
20751 * server.c: Likewise.
20753 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
20755 * i386/t-dgux (EXTRA_PARTS): Add crti.o
20756 (crti.o): Add build rule and dependencies.
20757 * fixinc/fixinc.dgux: Use modified _int_varargs.h
20759 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20761 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
20762 (LIB_LINUX_SPEC): Likewise.
20763 (LIB_LINUX_SPEC): Add support for -pthread
20764 (CPP_OS_LINUX_SPEC): Likewise.
20765 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
20768 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
20770 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
20772 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
20773 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
20774 for IEEE math and CC_FCOMI.
20775 (put_jump_code): No IEEE if CC_FCOMI is set.
20777 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20779 * fold-const.c (fold_truthop): Make the field reference unsigned
20780 when converting a single bit compare.
20782 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20784 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
20786 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
20788 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
20789 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
20792 * reload.c (push_reload): Do not call remove_address_replacements
20793 when presented with identical optional reloads.
20795 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
20797 * alpha.h (MASK_FIX, TARGET_FIX): New.
20798 (MASK_*): Reorganize constants.
20799 (CPP_AM_FIX_SPEC): New.
20800 (TARGET_SWITCHES): Add FIX.
20801 (EXTRA_SPECS): Likewise.
20802 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
20803 (SECONDARY_MEMORY_NEEDED): Likewise.
20804 (REGISTER_MOVE_COST): Likewise.
20805 * alpha.c (override_options): Add FIX support. Always use
20806 ALPHA_TP_PROG for ev6.
20807 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
20808 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
20809 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
20811 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
20813 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
20814 something is a candidate for optimize_bit_field_compare.
20816 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
20818 * gcc.texi (Passes): Document branch-shortening.
20819 * invoke.texi (Debugging Options): Document the fact that `-dp'
20820 outputs length information for instructions.
20822 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
20824 * flow.c: Revert previous delta.
20826 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
20828 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
20829 FRAME_POINTER_REGNUM.
20830 (mark_set_1): Ditto.
20831 (mark_used_regs): Ditto.
20833 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
20835 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
20836 (GOT_PCREL): New macro. Define to 1 if not already defined.
20837 * arm/elf.h (GOT_PCREL): Define to 0.
20838 * arm.c (arm_finalize_pic): Take into account the setting of
20841 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
20843 * output.h (STRIP_NAME_ENCODING): Provide default definition.
20844 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
20846 * flow.c (mark_set_1): Do not record BLKmode stores as dead
20847 store elimination candidates.
20849 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
20851 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
20854 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
20856 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
20857 Add use of x-aix41-gld.
20859 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
20861 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
20862 (ASM_OUTPUT_DESTRUCTOR): Define.
20864 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
20866 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
20867 last CODE_LABEL in a loop if we have previously passed a jump
20868 to the top of the loop.
20870 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
20872 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
20873 applying Philip's patch.
20875 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
20877 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
20880 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
20882 * loop.c (strength_reduce): Grow reg_single_usage as needed.
20884 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
20886 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
20887 Also remove a useless comment.
20889 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
20891 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
20893 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
20895 * collect2.c (main): Only generate import or export file and add
20896 to link arguments if non-empty. Use xmalloc not alloca.
20897 (write_{export,import}_file): Delete.
20898 (write_aix_file): New function.
20899 (locatelib): Use xmalloc not malloc.
20900 (GCC_OK_SYMBOL): Do not check type if aix64.
20902 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
20904 Based on patch by Scott Bambrough and Pat Beirne:
20905 * config/arm/arm.c (making_const_table): New variable.
20906 * config/arm/arm.h (making_const_table): Declare.
20907 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
20909 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
20910 Keep track of when we are building the constant table.
20912 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
20914 * config/arm/arm.c (arm_override_options): Fix erroneous warning
20917 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
20919 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
20922 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
20924 * tm.texi (FUNCTION_ARG): Correct description of a stack element
20927 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
20929 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
20931 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20933 * rs6000.c (output_mi_thunk): Enable full support again.
20935 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20937 * sh.h (BRANCH_COST): Define.
20939 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
20941 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
20943 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
20945 * function.c (assign_stack_local): Align stack slot propertly.
20946 (assign_outer_stack_local): Likewise.
20948 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
20950 * expr.h (lang_expand_constant): Declare.
20951 * toplev.c (lang_expand_constant): Define it.
20952 * varasm.c (output_constant): Use it.
20954 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20956 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
20957 Change function definitions to K&R style.
20959 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20961 * fixinc/fixincl.c: We must not ignore SIGCLD now.
20963 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
20965 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
20966 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
20967 (several places): omit static initialization
20968 (process): use single fd, since only the read fd is used
20969 * fixinc/gnu-regex.c: define 'const' away, if not supported
20970 * fixinc/procopen.c(several places): omit static initialization
20971 * fixinc/server.c: define 'volitile' away, if not supported
20973 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20975 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
20976 asm_fprintf and %L to generate the label name.
20977 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
20978 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
20980 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
20982 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
20983 insn for a conditional jump can not be found.
20985 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
20987 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
20988 on variables in specific sections other than .sbss and .sdata.
20990 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
20992 * stmt.c (expand_return): Call start_cleanup_deferral and
20993 end_cleanup_deferral around conditional code.
20995 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20997 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
20998 filename lists. Utilizes new "krstr" AutoGen function.
20999 * fixinc/fixincl.x: Rebuilt.
21001 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
21003 * i386.c (output_float_compare): Avoid GNU-C extensions.
21005 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
21007 * version.c: Bump to distinguish mainline tree from the
21010 See ChangeLog.1 for earlier changes.