1 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3 * h8300-protos.h (general_operand_dst_push): Remove.
4 * h8300.c (general_operand_dst_push): Likewise.
5 * h8300.h (OK_FOR_T): Likewise.
6 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
7 * h8300.md (pushqi_h8300): New.
8 (pushqi_h8300hs): Likewise.
10 (pushhi_h8300): Likewise.
11 (pushhi_h8300hs): Likewise.
14 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16 * genattrtab.c (attr_printf): First arg is unsigned.
17 Clean up formatting of callers.
19 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
21 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
24 2001-09-07 Andreas Jaeger <aj@suse.de>
26 * i386.h (TARGET_SWITCHES): Fix descriptions.
28 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
30 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
32 2001-09-06 Ira Ruben <ira@apple.com>
35 * tree.def (OP_IDENTIFIER): Remove.
36 * tree.c (tree_node_kind enum): Remove op_id_kind.
37 (tree_node_kind_names): Remove "op_identifiers".
38 (make_node): Remove OP_IDENTIFIER test.
39 (build_op_identifier): Removed because it isn't being used.
40 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
41 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
43 2001-09-06 Richard Henderson <rth@redhat.com>
45 * simplify-rtx.c (simplify_binary_operation): Revert last change.
47 2001-09-06 Richard Henderson <rth@redhat.com>
49 * simplify-rtx.c (simplify_binary_operation): Simplify contents
52 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
54 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
55 number used for CR register.
57 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
58 Joern Rennecke (amylaar@cygnus.com)
60 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
61 * h8300.c (initial_offset): Handle offset between RP and FP.
62 (h8300_return_addr_rtx): New function.
63 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
65 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
66 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
67 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
68 (CAN_ELIMINATE, REGISTER_NAMES):
69 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
71 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
73 Remove TYPE_NONCOPIED_PARTS.
74 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
75 (struct tree_type): Remove noncopied_parts.
76 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
77 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
78 (fixed_type_p): Remove.
79 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
80 (expand_expr, MODIFY_EXPR): Likewise.
81 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
82 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
84 2001-09-06 Alan Modra <amodra@bigpond.net.au>
86 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
88 (mask64_operand): Likewise.
89 (includes_rldic_lshift_p): Likewise.
90 (includes_rldicr_lshift_p): Likewise.
92 2001-09-05 Ziemowit Laski <zlaski@apple.com>
94 * objc/objc-act.c (build_message_expr): If a class method cannot
95 be found, do not issue a warning if a corresponding instance
96 method exists in the root class.
98 2001-09-05 Richard Henderson <rth@redhat.com>
100 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
102 2001-09-05 Zack Weinberg <zack@codesourcery.com>
104 * function.c (ggc_mark_struct_function): Mark f->outer.
105 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
106 * integrate.c (output_inline_function): ... not here.
108 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
110 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
112 * i386.c (size_cost): New static variable.
113 (override_function): Use size_cost when -Os is specified.
115 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
116 properly; Use current_function_calls_eh_return.
117 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
118 use leave to avoid depdendancy chain.
120 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
121 get BB loop_depth instead of computing it from LOOP notes.
123 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
125 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
127 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
128 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
129 UNALIGNED_DOUBLE_INT_ASM_OP): Define
131 2001-09-05 Jeffrey A Law (law@cygnus.com)
132 Jason Merrill (jason@redhat.com)
134 * stor-layout.c (layout_type): Complain if an array's size can
135 not be represented in a size_t.
137 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
139 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
141 * gcc.c: (process_command) Add parentheses around assignment
144 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
146 * config/mips/mips.c (save_restore_insns): Don't mark any register
147 save slots as unchanging if current_function_calls_eh_return.
149 2001-09-05 Richard Henderson <rth@redhat.com>
151 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
152 * config/alpha/alpha-protos.h: Declare it.
153 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
154 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
155 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
156 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
157 (REG_OK_FOR_BASE_P): Select one of the above.
159 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
161 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
162 (crti.o): Prefix name of object file with $(T).
165 2001-09-05 David S. Miller <davem@redhat.com>
167 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
168 * config/sparc/linux64.h: Likewise.
170 2001-09-05 Andreas Jaeger <aj@suse.de>
172 * doc/invoke.texi (i386 Options): -mwide-multiply is not
173 available anymore, remove the documentation.
174 (i386 Options): Fix typo, cleanup index entries.
176 * prefix.c (concat): Remove, we can use the version from liberty.
178 2001-09-05 Richard Henderson <rth@redhat.com>
180 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
181 New functions split out of md file expanders.
182 * config/alpha/alpha-protos.h: Declare them.
183 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
185 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
187 * cppmacro.c (funlike_invocation_p): No need to restore context.
189 2001-09-04 Richard Henderson <rth@redhat.com>
191 * reload.c (push_reload): Export.
192 * reload.h (push_reload): Declare it.
194 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
195 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
196 * config/alpha/alpha.c (alpha_legitimize_address): New.
197 (alpha_legitimize_reload_address): Likewise.
198 * config/alpha/alpha-protos.h: Declare them.
200 2001-09-04 Stan Shebs <shebs@apple.com>
202 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
203 * config/darwin.c (machopic_stub_name): Account for internally
204 generated lib calls such as memcpy.
206 2001-09-04 Richard Henderson <rth@redhat.com>
208 * unwind.h (_UA_END_OF_STACK): New flag.
209 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
211 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
213 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
215 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
217 * config/mips/mips.c (save_restore_insns): Change base_offset to
218 fp_offset in second call to mips_emit_frame_related_store.
220 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
222 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
223 sometimes be represented as a NOTE of type
224 NOTE_INSN_DELETED_LABEL.
225 (Insns): Document NOTE_INSN_DELETED_LABEL.
227 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
229 * c-common.h (tree_dump_index): Add more comments.
230 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
231 (dump_option_value_info): New struct.
232 (dump_options): New array.
233 (dump_switch_p): Parse switch options symbolically.
234 * doc/invoke.texi (-fdump-ast): Rename to ...
235 (-fdump-tree): ... here. Document that options are symbolic, and
236 not all are applicable.
238 2001-09-04 David S. Miller <davem@redhat.com>
240 * config/sparc/sparc.md (define_splits): Kill constraints.
242 Cleanup redundant and unused insn attributes.
243 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
244 binary, and move. Mark ialu as default.
245 (commented out define_function_unit "alu"): Kill.
246 (define_attr "use_clobbered"): Kill.
247 (whole file): Kill address insn type references. Replace
248 all unary/binary/move references with ialu.
249 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
250 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
253 Simplify length insn attribute and make more judicious use
254 of insn attribute defaulting.
255 * config/sparc/sparc.md (all insns with length > one): Mark as
256 insn type multi if real instructions, else use default if
257 it is a forced splitter.
258 (all insns with length == one): Use default insn length.
259 (all insns of type ialu): Use default insn type.
261 Fix erroneous insn attribute settings.
262 (addx): Set insn type to misc.
263 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
264 const_umulsidi3_sp64): Set insn type to imul.
266 Track SFmode vs DFmode insns according to UltraSPARC
268 * config/sparc/sparc.md ("fptype"): New attribute, default
270 (all DFmode single insns): Mark as fptype "double".
272 2001-09-03 Jakub Jelinek <jakub@redhat.com>
274 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
276 2001-09-03 Richard Henderson <rth@redhat.com>
278 * function.h (struct function): Add arg_pointer_save_area_init.
279 * function.c (expand_function_end): Init arg_pointer_save_area.
280 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
281 when called from a nested function.
283 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
285 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
288 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
290 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
292 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
294 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
295 (emit_push_insn): Use specified padding direction when
296 STACK_PUSH_CODE is POST_INC.
298 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
300 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
302 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
304 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
306 * cppinit.c (cpp_start_read): Free the imacros list as we
307 traverse it. Don't free the chains before returning.
308 (_cpp_push_next_buffer): Only try pushing buffers if we've
309 completed -imacros handling.
311 2001-08-31 Eric Christopher <echristo@redhat.com>
313 * gcc.c (handle_braces): Add explaination for abort.
315 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
317 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
318 move adjustment of bitpos instead.
320 2001-08-31 Zack Weinberg <zack@codesourcery.com>
322 * function.c: Remove all_functions. Make outer_function_chain
324 (init_function_start): Don't add new function structure to
326 (find_function_data, push_function_context_to,
327 pop_function_context_from, put_var_into_stack,
328 trampoline_address): Update for changed structure element names.
329 (push_function_context_to): Disentangle.
330 (free_after_compilation): Also free F.
331 (expand_dummy_function_end): Don't free cfun here.
332 (put_var_into_stack): Comment why we can't use find_function_data here.
333 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
334 (mark_function_chain): Split into maybe_mark_struct_function and
335 ggc_mark_struct_function. Export the latter.
336 (init_function_once): Mark from cfun and outer_function_chain;
339 * function.h (struct function): Kill next_global. Rename next
340 to outer. All users updated to match.
341 (all_functions, outer_function_chain): Don't declare.
343 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
344 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
345 don't touch f->inlinable, after calling rest_of_compilation.
347 * tree.h: Forward-declare struct function. Prototype
348 ggc_mark_struct_function.
350 2001-08-31 Kazu Hirata <kazu@hxi.com>
352 * config/h8300/h8300.md (*andorhi3): Fix typos.
354 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
356 * calls.c (emit_library_call_value): Don't use a fixed
357 argument after VA_CLOSE, i.e. out of scope in traditional C.
359 * emit-rtl.c (gen_rtvec): Likewise.
361 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
363 * Makefile.in (c-pragma.o): Depend on output.h.
364 (reorg.o): Depend on except.h.
366 * c-pragma.c: Include output.h.
368 * reorg.c: Include except.h.
370 * unwind-dw2.c: Call __builtin_alloca, not alloca.
372 2001-08-31 Richard Henderson <rth@redhat.com>
374 * sched-deps.c (add_dependence): Don't elide dependancy if the
375 conditional used by insn is modified in elem.
377 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
379 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
381 2001-08-31 Diego Novillo <dnovillo@redhat.com>
383 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
386 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
388 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
390 (stormy16_asm_out_constructor): New function.
391 (TARGET_ASM_CONSTRUCTOR): Define.
392 (TARGET_ASM_DESTRUCTOR): Define.
394 2001-08-31 Andreas Jaeger <aj@suse.de>
396 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
397 * loop.c (add_label_notes): Likewise.
398 * reload.c (find_reloads): Likewise.
399 * config/sh/sh.c (machine_dependent_reorg): Likewise.
401 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
403 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
404 code here. Take _Unwind_{W,Sw}ord*.
405 (read_encoded_value_with_base): Use them.
406 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
408 (extract_cie_info): Simplify read_?leb128 handling.
409 (execute_stack_op, execute_cfa_program): Likewise.
410 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
412 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
414 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
415 the frame pointer to pop the stack if convenient.
417 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
418 Don't use post-increment before combine.
419 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
420 a call-saved register.
422 2001-08-31 Andreas Jaeger <aj@suse.de>
424 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
427 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
429 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
430 not DIV/MOD, of course.
432 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
434 * rtl.def: Undo my patch commited 2001-08-27.
436 * genattrtab.c: Ditto.
440 * sched-int.h: Ditto.
442 * target-def.h: Ditto.
446 * haifa-sched.c: Ditto.
448 * sched-rgn.c: Ditto.
450 * sched-vis.c: Ditto.
452 * Makefile.in: Ditto.
454 * doc/md.texi: Ditto.
456 * doc/tm.texi: Ditto.
458 * doc/contrib.texi: Ditto.
460 * doc/gcc.texi: Ditto.
462 * genattrtab.h: Remove it.
464 * genautomata.c: Remove it.
466 * genattr.c: Undo my patch and Richard Henderson's patch commited
469 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
471 * config.gcc (h8300-*-elf*): New case.
472 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
473 (SUBTARGET_CPP_SPEC): Define.
474 (EXTRA_SPECS): Define.
475 (SUBTARGET_EXTRA_SPECS): Define.
476 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
477 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
479 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
481 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
482 (LIB2FUNCS_EXTRA): Define.
483 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
484 config/h8300/fixunssfsi.c: New file.
486 2001-08-30 Kazu Hirata <kazu@hxi.com>
488 * config/h8300/h8300.md (zero_extendqihi2): Changes to
489 define_expand to accomodate target-specific attributes.
490 (anonymous zero_extendqihi2 patterns): New.
492 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
494 * h8300.md (*andorhi3): New pattern.
496 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
498 * h8300.c (dosize): Fix test for "sub".
500 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
502 * c-typeck.c (pointer_diff): Try to eliminate common term before
505 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
507 * config/arm/arm.c (arm_compute_initial_elimination_offset):
508 Account for the saves of the FP registers.
510 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
511 (TEXT_SECTION_ASM_OP): Define.
512 (INIT_SECTION_ASM_OP): Define.
513 (FINI_SECTION_ASM_OP): Define.
514 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
515 (RDATA_SECTION_FUNCITON): Provide prototype.
517 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
519 * reload1.c (move2add_note_store): Correct typo checking for
522 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
524 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
525 note should not be considered outside the libcall block.
527 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
529 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
531 2001-08-29 Kazu Hirata <kazu@hxi.com>
533 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
535 2001-08-29 Kazu Hirata <kazu@hxi.com>
537 * config/h8300/h8300-protos.h: Add a prototype for
539 * config/h8300/h8300.c (emit_logical_op): New.
540 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
547 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
549 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
550 comparison with rtx INTVAL.
551 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
553 * pa.h (FUNCTION_ARG_SIZE): Likewise.
555 2001-08-29 Kazu Hirata <kazu@hxi.com>
557 * config/h8300/lib1funcs.asm: Update the copyright. Fix
560 2001-08-29 Kazu Hirata <kazu@hxi.com>
562 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
563 (reg n) to (mem (pre_dec (reg n))
564 (anonymous movsi pattern): Likewise.
566 2001-08-29 Kazu Hirata <kazu@hxi.com>
568 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
570 2001-08-29 Kazu Hirata <kazu@hxi.com>
572 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
573 several special constants.
575 2001-08-29 Kazu Hirata <kazu@hxi.com>
577 * config/h8300/lib1funcs.asm: Fix comment typos.
579 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
581 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
582 Fix format specifier warnings.
584 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
585 inet_makeaddr, semctl): Prototype.
587 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
588 (save_restore_insns): Use base_offset, not gp_offset.
590 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
591 (ASM_OUTPUT_BYTE): Fix format specifier warning.
593 2001-08-29 Richard Henderson <rth@redhat.com>
595 * bb-reorder.c (function_tail_eff_head): New.
596 (record_effective_endpoints): Set it.
597 (fixup_reorder_chain): Use it.
599 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
601 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
603 2001-08-28 Dale Johannesen <dalej@apple.com>
605 * config/darwin.c (machopic_function_base_name): Add const
606 qualifier to a string.
607 (darwin_encode_section_info): Ditto.
609 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
611 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
614 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
616 * df.h (struct df): Add rts_order variable.
618 * df.c (df_visit_next_rts): New function.
619 (df_visit_next): Renamed to df_visit_next_rc
620 (df_analyse_1): Allocate/compute/free rts_order as well.
621 (df_rd_global_compute): Use df_visit_next_rc instead of
623 (df_ru_global_compute): Use df_visit_next_rts instead of
626 * flow.c (flow_reverse_top_sort_order_compute): New function.
628 * basic-block.h: Add prototype.
630 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
632 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
633 blocks, the BB_REACHABLE is now set, rather than aux being
634 non-NULL. Update the test to reflect this.
636 2001-08-28 Eric Christopher <echristo@redhat.com>
638 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
639 config/mips/crti.asm: Ditto.
641 2001-08-28 Eric Christopher <echristo@redhat.com>
642 Richard Henderson <rth@redhat.com>
644 * c-pragma.h (add_weak): Move prototype from here...
645 * output.h (add_weak): ... to here.
646 * varasm.c (add_weak): Fix typo.
647 * config/mips/crti.asm: New file.
648 * config/mips/crtn.asm: Ditto.
649 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
650 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
651 (INVOKE__main): Ditto.
652 (INIT_SECTION_ASM_OP): New.
653 (FINI_SECTION_ASM_OP): Ditto.
654 (STARTFILE_SPEC): Add crti.
655 (ENDFILE_SPEC): Add crtn.
656 * config/mips/elf64.h: Same.
657 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
659 * config/mips/vxworks.h: Ditto.
660 * config/mips/t-elf: Support crti and crtn.
662 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
664 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
667 2001-08-28 Richard Henderson <rth@redhat.com>
669 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
670 (one_cmplbi2 splitter): Remove redundant test.
672 2001-08-28 Dale Johannesen <dalej@apple.com>
674 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
676 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
678 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
680 2001-08-28 Stan Shebs <shebs@apple.com>
682 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
683 (UNALIGNED_SHORT_ASM_OP): Define.
684 (UNALIGNED_INT_ASM_OP): Define.
686 2001-08-28 Will Cohen <wcohen@redhat.com>
688 * config/rs6000/rs6000.md (store_multiple): Correct RTL
689 generation for first set.
691 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
693 * flow.c (redirect_edge_succ_nodup): Return new edge.
694 (try_simplify_condjump): Use new edge.
695 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
697 * cse.c (cse_basic_block): Skip note instructions.
699 2001-08-27 Richard Henderson <rth@redhat.com>
701 * combine.c (combine_simplify_rtx): Don't reverse condition
702 if there is no reverse for the condition.
703 (simplify_comparison): Don't simplify subregs from INT to FP.
705 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
706 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
707 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
708 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
709 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
710 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
712 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
714 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
715 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
717 (adddi_dilshr32, adddi_dishl32): Only data register can be
718 source for mem destination.
720 * expmed.c (store_bit_field): Ignore adjustment to bitpos
721 and use bitnum to decide about register move.
723 2001-08-27 Richard Henderson <rth@redhat.com>
725 * genattr.c (main): Emit state_t even when not doing scheduling.
727 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
728 Richard Henderson <rth@redhat.com>
730 * gcse.c (reg_first_set, reg_last_set): Replace with ...
731 (reg_avail_info, current_bb): ... these.
732 (oprs_unchanged_p, record_last_reg_set_info): Use them.
733 (compute_hash_table): Likewise.
735 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
737 * flow.c (verify_flow_info): Use checksums to verify edges.
739 2001-08-27 Richard Henderson <rth@redhat.com>
741 * genautomata.c (expand_automata): Always create a description.
743 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
745 * optabs.c (expand_binop): Correctly handle the carry in multiword
746 add/subtract operations.
748 2001-08-27 Fred Fish <fnf@be.com>
750 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
753 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
755 * reload.c (find_reloads_toplev): Back out this change:
757 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
759 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
760 mem if the address is a mode_dependent_address_p.
762 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
764 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
765 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
766 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
769 * genattr.c (main): New variable num_insn_reservations. Increase
770 it if there is DEFINE_INSN_RESERVATION. Output automaton based
771 pipeline hazard recognizer interface.
773 * genattrtab.h: New file.
775 * genattrtab.c: Include genattrtab.h.
776 (attr_printf, check_attr_test, make_internal_attr,
777 make_numeric_value): Move protypes into genattrtab.h. Define them
779 (num_dfa_decls): New global variable.
780 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
781 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
782 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
783 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
785 * genautomata.c: New file.
787 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
789 * sched-int.h: (curr_state): Add the external definition for
790 automaton pipeline interface.
791 (haifa_insn_data): Add comments for members blockage and units.
793 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
794 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
795 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
796 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
797 TARGET_SCHED_DFA_POST_CYCLE_INSN,
798 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
799 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
801 (TARGET_SCHED): Use the new macros.
803 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
804 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
805 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
806 dfa_bubble): New members in gcc_target.sched.
808 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
809 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
810 (insn_queue): Redefine it as pointer to array.
811 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
813 (max_insn_queue_index_macro_value): New variable.
814 (curr_state, dfa_state_size, ready_try): New varaibles for
816 (ready_element, ready_remove, max_issue): New function prototypes
817 for automaton interface.
818 (choose_ready): New function prototype.
819 (insn_unit, blockage_range): Add comments.
820 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
821 FUNCTION_UNITS_SIZE == 0.
822 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
823 actual_hazard, potential_hazard): Add comments.
824 (insn_cost): Use cost -1 as undefined value. Remove
825 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
827 (ready_element, ready_remove): New functions for automaton
829 (schedule_insn): Add new code for automaton pipeline interface.
830 (queue_to_ready): Add new code for automaton pipeline interface.
831 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
832 (debug_ready_list): Print newline when the queue is empty.
833 (max_issue): New function for automaton pipeline interface.
834 (choose_ready): New function.
835 (schedule_block): Add new code for automaton pipeline interface.
836 Print ready list before scheduling each insn.
837 (sched_init): Add new code for automaton pipeline interface.
838 Initiate insn cost by -1.
839 (sched_finish): Free the current automaton state and finalize
840 automaton pipeline interface.
842 * sched-rgn.c: Include target.h.
843 (init_ready_list, new_ready, debug_dependencies): Add new code for
844 automaton pipeline interface.
846 * sched-vis.c: Include target.h.
847 (get_visual_tbl_length): Add code for automaton interface.
848 (target_units, print_block_visualization): Add comments.
850 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
851 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
852 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
853 (getruntime.o, genautomata.o): New entries.
854 (genattrtab.o): Add new dependency file genattrtab.h.
855 (genattrtab): Add new dependencies. Link it with `libm.a'.
856 (getruntime.o, hashtab.o): New entries for canadian cross.
858 * doc/md.texi: Description of automaton based model.
860 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
862 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
863 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
864 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
865 TARGET_SCHED_DFA_POST_CYCLE_INSN,
866 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
867 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
868 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
870 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
871 MAX_DFA_ISSUE_RATE): New macro descriptions.
873 * doc/contrib.texi: Add dfa based scheduler contribution.
875 * doc/gcc.texi: Add more information about genattrtab.
877 2001-08-27 Diego Novillo <dnovillo@redhat.com>
879 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
882 2001-08-27 Richard Henderson <rth@redhat.com>
884 * function.c (expand_function_end): Don't init arg_pointer_save_area.
885 (get_arg_pointer_save_area): New. Create an init it here.
886 (fix_lexical_addr): Use it.
887 * function.h: Declare it.
888 * builtins.c (expand_builtin_setjmp_receiver): Use it.
889 * stmt.c (expand_nl_goto_receiver): Use it.
891 2001-08-27 Richard Henderson <rth@redhat.com>
893 * final.c (final_scan_insn): Don't enter APP_ON mode for
896 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
897 alignment for assemble_integer for DW_EH_PE_aligned.
898 * except.c (output_function_exception_table): Likewise.
900 2001-08-26 Andreas Jaeger <aj@suse.de>
902 * c-tree.h: Add prototyp for c_sizeof_nowarn.
904 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
906 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
908 2001-08-27 Alan Modra <amodra@bigpond.net.au>
910 * config/rs6000/rs6000.c (mask_operand): Rewrite without
912 (mask64_operand): Likewise.
913 (rldic_operand): Delete.
914 (includes_lshift64_p): Delete.
915 (includes_rldic_lshift_p): New function.
916 (includes_rldicr_lshift_p): New function.
917 (print_operand): Don't call rldic_operand in case 'W'.
918 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
919 (includes_lshift64_p): Remove.
920 (includes_rldic_lshift_p): Declare.
921 (includes_rldicr_lshift_p): Declare.
922 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
923 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
924 Replace match_operand rldic_operand predicate with
925 const_int_operand. Replace includes_lshift64_p condition with
926 includes_rldic_lshift_p.
927 <ashldi3_internal 64 bit rldicr patterns>: New.
929 2001-08-27 Andreas Jaeger <aj@suse.de>
931 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
932 * errors.c: Likewise.
934 * dwarf2asm.c: Likewise.
935 * doprint.c (checkit): Likewise.
936 * diagnostic.c: Likewise.
937 * collect2.c: Likewise.
939 * c-semantics.c (build_stmt): Likewise.
940 * c-format.c (status_warning): Likewise.
941 * c-errors.c (pedwarn_c99): Likewise.
942 * builtins.c (validate_arglist): Likewise.
943 * config/pj/pj.c (pj_printf): Likewise.
944 * fix-header.c: Likewise.
946 * gcov.c (fnotice): Likewise.
947 * gensupport.c (message_with_line): Likewise.
948 * mips-tfile.c: Likewise.
949 * protoize.c (notice): Likewise.
950 * read-rtl.c (fatal_with_file_and_line): Likewise.
951 * rtl-error.c: Likewise.
952 * tradcpp.c: Likewise.
954 * cp/tree.c (build_min_nt): Likewise.
955 (build_min): Likewise.
956 * cp/lex.c: Likewise.
957 * cp/errfn.c: Likewise.
958 * cp/rtti.c (create_pseudo_type_info): Likewise.
960 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
962 * df.c (df_uses_record): Return after recording all uses
965 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
967 * df.c (df_insn_modify): Realloc the INSN table here, if
968 necessary, here, too.
970 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
972 * config/mips/mips.c (mips_function_value): Handle complex return
975 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
977 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
979 * reload.c (make_memloc): Copy result if it is still
980 reg_equiv_memory_loc[regno] on return.
981 (subst_reloads) [ENABLE_CHECKING]: Check that none of
982 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
983 reg_equiv_mem are modified by the substitutions.
985 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
987 * predict.c (expensive_function_p): New.
988 * rtl.h (expensive_function_p): Declare.
989 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
990 (use_fast_prologue_epilogue): New static variable.
991 (expand_prologue): Set it; emit short prologues if unset.
992 (expand_epilogue): Likewise.
994 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
996 * config.gcc: Add stormy16-*-elf case.
997 * config/stormy16/stormy-abi: New file.
998 * config/stormy16/stormy16-lib2.c: New file.
999 * config/stormy16/stormy16-protos.h: New file.
1000 * config/stormy16/stormy16.c: New file.
1001 * config/stormy16/stormy16.h: New file.
1002 * config/stormy16/stormy16.md: New file.
1003 * config/stormy16/t-stormy16: New file.
1005 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1007 * i386.h (no-accumulate-outgoing-args): Use proper mask.
1009 2001-08-24 David Edelsohn <edelsohn@gnu.org>
1011 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
1012 descriptor members are pointer size, not constant 4.
1013 * config/rs6000/rs6000.md (define_splits): Remove more unused
1016 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1018 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1020 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
1022 * cp/rtti.c (VPARAMS): Fix parameter.
1024 2001-08-24 Zack Weinberg <zackw@panix.com>
1026 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
1028 (mode_for_extraction): No need for #ifdefs. Add default-case abort
1030 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
1031 in if controlling use of insv.
1032 (extract_bit_field): Likewise, for extv and extzv.
1034 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1036 * i386.md (movcc peep2): Fix load of 0.
1038 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1040 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
1041 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
1043 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
1045 * c-pragma.h: Move weak_syms and weak_decls...
1046 * varasm.c: ...here. Now static.
1047 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
1048 depend on HANDLE_PRAGMA_WEAK.
1050 * c-common.c (c_alignof, c_alignof_expr): Move here...
1051 * c-typeck.c: ...from here.
1052 * c-tree.h, c-common.h: Adjust.
1054 2001-08-23 Bernd Schmidt <bernds@redhat.com>
1056 * config/ia64/ia64.c (rws_update): If !pred, set write_count
1057 instead of incrementing it.
1059 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
1060 asm ready, don't try to move them all into the same array element.
1062 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1064 * function.c (thread_prologue_and_epilogue_insns): Avoid
1065 fallthru flag on edge to exit.
1067 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
1069 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
1072 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1074 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
1075 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
1076 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
1079 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1081 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
1082 replace "GNU CC" with "GCC".
1084 2001-08-23 Richard Henderson <rth@redhat.com>
1086 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
1087 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
1088 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
1089 Need GR between FR and not GR_AND_FR.
1090 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
1091 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
1092 AR regs before GR regs.
1093 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
1094 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
1095 (REGISTER_MOVE_COST): Update.
1096 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
1098 2001-08-23 Richard Henderson <rth@redhat.com>
1100 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
1103 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1105 * reload1.c (emit_reload_insns): Don't look for notes
1106 on a NULL store_insn.
1108 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1110 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
1111 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
1112 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
1113 format specifier warnings.
1114 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
1116 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
1118 * config/i386/i386-protos.h: Correct declaration of
1119 i386_pe_asm_named_section.
1121 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
1123 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
1125 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
1127 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
1129 * cpperror.c (print_location): Don't show _Pragma.
1130 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
1131 and file change callback generation here.
1132 (stack_include_file): Update use of cpp_push_buffer.
1133 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
1134 (struct cpp_buffer): Remove type, pfile members.
1135 * cppinit.c (cpp_handle_option): Use free_chain.
1136 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
1137 (skip_escaped_newlines, get_effective_char, lex_percent): Take
1138 a cpp_reader rather than a cpp_buffer.
1139 (skip_escaped_newlines, get_effective_char, skip_block_comment,
1140 skip_line_comment, parse_string, lex_percent, lex_dot,
1141 _cpp_lex_token): Update accordingly.
1142 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
1144 (cpp_push_buffer): Update prototype.
1145 (run_directive): Update use of cpp_push_buffer.
1146 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
1147 handle_assertion): Update use of run_directive.
1148 * cpplib.h (enum cpp_buffer_type): Remove.
1149 (cpp_push_buffer): Update prototype.
1150 * fix-header.c (read_scan_file): Update.
1152 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1154 * gcc.c (struct prefix_list): Change prefix to const char *.
1156 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1158 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
1160 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
1162 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
1165 * jump.c (squeeze_notes): Take parms by reference. Handle END being
1168 * ifcvt.c (dead_or_predicable): Adjust.
1169 * loop.c (find_and_verify_loops): Adjust.
1170 * stmt.c (expand_end_case): Adjust.
1171 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
1172 head and end insn pointers in the basic block, not just local copies.
1173 (merge_blocks_move_predecessor_nojumps): Likewise.
1175 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
1177 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
1178 bitmap.h, builtin-types.def, builtins.c, builtins.def,
1179 c-aux-info.c, c-common.c, c-common.def, c-common.h,
1180 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
1181 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
1182 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
1183 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
1184 conditions.h, config.gcc, configure.frag, configure.in,
1185 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
1186 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
1187 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
1188 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
1189 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
1190 emit-rtl.c, errors.c, errors.h, except.c, except.h,
1191 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
1192 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
1193 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
1194 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
1195 gencheck.c, gencodes.c, genconfig.c, genemit.c,
1196 genextract.c, genflags.c, gengenrtl.c, genmultilib,
1197 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
1198 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
1199 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
1200 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
1201 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
1202 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
1203 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
1204 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
1205 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
1206 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
1207 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
1208 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
1209 params.h, predict.c, predict.def, predict.h, prefix.c,
1210 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
1211 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
1212 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
1213 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
1214 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
1215 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
1216 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
1217 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
1218 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
1219 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
1220 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
1221 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
1222 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
1223 xcoffout.h: replace "GNU CC" with "GCC".
1225 2001-08-21 Richard Henderson <rth@redhat.com>
1227 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
1228 (final_scan_insn): Consider jump tables data even if we have no
1229 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
1231 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
1232 (ASM_OUTPUT_CASE_END): Remove.
1233 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
1234 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
1235 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
1237 2001-08-21 Richard Henderson <rth@redhat.com>
1239 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
1240 at barrier insns. Emit stop bits before barriers.
1242 * flow.c (flow_find_cross_jump): Don't consider unconditional
1243 return insns for commoning.
1245 * final.c (compute_alignments): Fix typo.
1247 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
1248 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
1249 (store_bit_field): Use mode_for_extraction more places.
1250 (extract_bit_field): Likewise.
1252 2001-08-21 Zack Weinberg <zackw@panix.com>
1254 * caller-save.c: Don't include insn-codes.h.
1255 (reg_save_code, reg_restore_code): Make arrays of int.
1256 All uses updated to match.
1257 (insert_save, insert_restore): No need to initialize "code"
1258 variable upon declaration.
1259 * Makefile.in: update dependencies; fix typo in clean rule.
1261 2001-08-21 Richard Henderson <rth@redhat.com>
1263 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
1264 (merge_if_block): Handle fallout from same.
1266 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1268 * builtins.c (type_to_class): Fix typo in last change.
1270 2001-08-21 Richard Henderson <rth@redhat.com>
1272 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
1273 ia64_asm_output_label.
1275 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
1276 copy of gp while the real gp register contains garbage.
1278 2001-08-21 Zack Weinberg <zackw@panix.com>
1280 * expmed.c (mode_for_extraction): New function.
1281 (store_bit_field, extract_bit_field): Use it.
1282 * expr.h: Prototype it and provide an enum for its first argument.
1284 * combine.c, function.c, recog.c: Don't include insn-codes.h.
1285 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
1286 and digging through the insn_data tables.
1287 * Makefile.in: Update dependencies.
1289 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
1291 * cppfiles.c (stack_include_file): line-map.c now handles include
1293 (handle_missing_handler): Similarly.
1294 (_cpp_execute_include): Similarly.
1295 (_cpp_pop_file_buffer): Similarly.
1296 * cpphash.h (struct cpp_reader): Remove system_include_depth,
1297 buffer_stack_depth and include_depth.
1298 * cpplib.c (do_include_common): line-map.c now handles include depth.
1299 (cpp_push_buffer): Similarly.
1300 (_cpp_pop_buffer): Similarly.
1301 * cppmacro.c (builtin_macro): Update.
1302 * line-map.c (init_line_maps): Set depth.
1303 (add_line_map): Increment "used" earlier. Update and use the
1305 (trace_include): Use the include depth.
1306 * line-map.h (struct line_maps): New member depth.
1308 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
1310 * cppfiles.c (stack_include_file): Don't handle -H here.
1311 * cppinit.c (cpp_start_read): Set include tracing after
1312 cpp_post_options and after stacking the main file.
1313 * line-map.c (trace_include): New.
1314 (init_line_maps, add_line_map): Update.
1315 * line-map.h (struct line_maps): New member trace_includes.
1317 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
1319 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
1320 * cppfiles.c (stack_include_file): Only stack a file if there
1321 is something to do. Return a boolean indicating whether a
1322 buffer was stacked or not.
1323 (_cpp_execute_include): Similarly.
1324 (_cpp_read_file): Similarly.
1325 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
1327 2001-08-21 Sam Steingold <sds@gnu.org>
1329 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
1330 (RECACHE): keep obufp_before_macroname up to date
1332 2001-08-21 Zack Weinberg <zackw@panix.com>
1334 * stmt.c: Don't include insn-codes.h.
1335 (expand_end_case): Machine specific logic moved to expr.c.
1336 No need to worry about __builtin_classify_type.
1337 (check_for_full_enumeration_handling, emit_case_nodes):
1340 * builtins.o (expand_builtin_classify_type): Split up so code
1341 can be shared with fold_builtin_classify_type.
1342 (type_to_class, fold_builtin_classify_type): New functions.
1343 (fold_builtins): Handle __builtin_classify_type.
1345 * expr.c (do_tablejump): Now static.
1346 (case_values_threshold, try_casesi, try_tablejump): New;
1347 code mostly from stmt.c (expand_end_case).
1348 (expr.h): Update prototypes.
1350 * Makefile.in (stmt.o): Update dependencies.
1352 2001-08-21 Will Cohen <wcohen@redhat.com>
1354 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
1355 declaration of variable i.
1356 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
1357 declaration of variable i.
1359 2001-08-21 Richard Henderson <rth@redhat.com>
1361 * crtstuff.c: Fix thinko last change. Move list tails to start
1362 of CRT_END section. Tidy ifdefs.
1363 (__EH_FRAME_BEGIN__): Always static for ELF.
1364 (__do_global_ctors_1): Rename from __frame_dummy.
1365 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
1366 name change; don't hide __EH_FRAME_BEGIN__.
1368 2001-08-21 Richard Henderson <rth@redhat.com>
1370 * gdbinit.in: Move break on exit after break on fancy_abort.
1372 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
1375 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
1377 * cpphash.h (_cpp_push_next_buffer): New.
1378 * cppinit.c (do_includes): Remove.
1379 (push_include, free_chain, _cpp_push_next_buffer): New.
1380 (cpp_start_read): Use them to rework command line option handling.
1381 (cpp_handle_option): Combine handling of -include and -imacros.
1382 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
1383 appropriate. Always insert missing \n at EOF.
1384 * cpplib.c (start_directive): Get the directive position right.
1385 * cppmain.c (cb_file_change): Always print the first line, unless
1388 2001-08-20 Andreas Jaeger <aj@suse.de>
1390 * profile.c (compute_branch_probabilities): Remove extra new-line
1392 * flow.c (verify_flow_info): Likewise.
1394 2001-08-20 Diego Novillo <dnovillo@redhat.com>
1396 * basic-block.h (basic_block): Add new field 'flags'.
1397 (BB_REACHABLE): Define.
1398 (expunge_block): Declare.
1399 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
1400 (EXIT_BLOCK_PTR): Ditto.
1401 (expunge_block): Remove static declaration.
1402 (cleanup_cfg): Clear bb->aux on every basic block.
1403 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
1404 computing reachability.
1405 (delete_unreachable_blocks): Delete block b if b->flags has
1408 2001-08-20 Diego Novillo <dnovillo@redhat.com>
1410 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
1412 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1414 * sparc.c (sparc_variable_issue): Fix typo in last change.
1416 2001-08-20 Richard Henderson <rth@redhat.com>
1418 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
1420 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
1422 * pa.h (RETURN_IN_MEMORY): Improve comment.
1424 2001-08-20 Janis Johnson <janis187@us.ibm.com>
1426 * doc/invoke.texi (Profiling options): Clarify the interactions
1427 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
1429 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
1431 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
1434 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1436 * gcc.c (make_relative_prefix): Allocate a sufficiently large
1439 2001-08-20 Richard Henderson <rth@redhat.com>
1441 * final.c (end_final): Fix typo last change.
1443 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
1445 * cppinit.c (init_standard_includes): The returned buffer
1446 is already malloc-ed.
1447 * gcc.c (add_prefix): Similarly.
1448 * prefix.c (translate_name): Update to support clear buffer
1450 (update_path): Similarly. Be sure to free any newly allocated
1451 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
1453 * prefix.h (update_path): Update prototype and document.
1454 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
1455 up and update to new buffer ownership rules.
1456 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
1458 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1460 * final.c (compute_alignments): New function.
1461 (init_insn_lengths): Do not care label_align.
1462 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
1463 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
1464 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
1465 (shorted_branches): Realloc label_align array; do
1466 not call init_insn_lengths; Do not care about loop alignments.
1467 * output.h (compute_alignments): Declare.
1468 * toplev.c (rest_of_compilation): Call compute_alignments.
1469 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
1471 * predict.c (block_info_def): Add npredecesors, remove nvisited;
1472 change visited to tovisit.
1473 (propagate_freq): Use faster traversing algorithm.
1474 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
1475 to tovisit; reverse meaning.
1477 * predict.c (struct block_info_def): Remove nvisited.
1478 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1479 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1481 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
1483 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
1484 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
1485 (TARGET_FUSED_MADD): New.
1486 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
1487 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
1488 the multiply-add instructions.
1490 2001-08-19 Richard Henderson <rth@redhat.com>
1492 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
1493 is aligned to pointer size.
1495 2001-08-19 Richard Henderson <rth@redhat.com>
1497 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
1498 display markers during final schedule.
1500 2001-08-19 Richard Henderson <rth@redhat.com>
1502 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
1504 2001-08-19 Richard Henderson <rth@redhat.com>
1506 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
1508 (ASM_NAME_TO_STRING): Remove.
1509 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
1510 in the same string. Remove support for expressions.
1512 2001-08-19 Richard Henderson <rth@redhat.com>
1514 * config/i386/i386.md (tablejump): Make an expander; handle
1515 pic relative addressing here.
1516 (tablejump_1): Rename from tablejump_pic.
1519 2001-08-19 Richard Henderson <rth@redhat.com>
1521 * regclass.c (fix_register): Fix typo.
1523 2001-08-18 Richard Henderson <rth@redhat.com>
1525 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
1526 (struct _Unwind_Context): Expand br_loc to hold it.
1527 (uw_frame_state_for): Handle leaf functions better.
1528 (uw_update_reg_address): Update for br_loc change.
1530 2001-08-18 Richard Henderson <rth@redhat.com>
1532 * crtstuff.c: Move list heads before code that uses them.
1533 (__JCR_LIST__): Remove initial null.
1534 (frame_dummy, __frame_dummy): Do java registration here ...
1535 (__do_global_ctors_aux): ... not here.
1537 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
1538 (__do_global_dtors_aux): Update to match.
1539 (__JCR_LIST__, __do_jv_register_classes): New.
1541 * config/ia64/crtend.asm (__JCR_END__): New.
1542 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
1543 instead of an indirect LTOFF22 reloc.
1545 2001-08-18 Richard Henderson <rth@redhat.com>
1547 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
1548 * regclass.c (init_reg_sets_1): Fix typo.
1549 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
1550 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
1551 (ia64_compute_frame_size): Make ar.unat live when in use.
1552 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
1553 for ar.pfs; remove ar.unat handling.
1554 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
1556 (PREDICATE_CODES): Add ar_pfs_reg_operand.
1557 * config/ia64/ia64-protos.h: Update decls.
1558 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
1559 (sibcall_pic): Likewise.
1561 2001-08-18 Richard Henderson <rth@redhat.com>
1563 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
1564 pred_rel_mutex when searching for insn_group_barrier.
1565 * config/ia64/ia64.md (cycle_display): Combine the expander
1568 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
1569 bit before asm as needed.
1571 2001-08-18 Richard Henderson <rth@redhat.com>
1573 * timevar.def (TV_MACH_DEP): New.
1574 * toplev.c (rest_of_compilation): Use it.
1575 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
1577 2001-08-18 Zack Weinberg <zackw@panix.com>
1579 * unwind-dw2.c (execute_stack_op): Add default aborts to
1580 the inner switches to prevent warnings.
1582 2001-08-18 Richard Henderson <rth@redhat.com>
1584 * timevar.h (struct timevar_time_def): Change element type to float.
1585 (ticks_to_msec, clocks_to_msec): Likewise.
1586 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
1587 (get_time): Likewise.
1588 (timevar_print): Adjust zero check and printing to match.
1590 2001-08-18 Zack Weinberg <zackw@panix.com>
1592 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
1593 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
1594 Eliminate overfull or underfull hboxes.
1596 2001-08-18 Zack Weinberg <zackw@panix.com>
1598 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1600 2001-08-18 Zack Weinberg <zackw@panix.com>
1602 * haifa-sched.c: Convert to target hooks. Macros replaced
1603 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
1604 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
1605 MD_SCHED_FINISH, and HAVE_cycle_display.
1606 * target-def.h (TARGET_SCHED_ADJUST_COST,
1607 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
1608 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
1609 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
1610 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
1611 New hook #defines to be overridden.
1612 (TARGET_SCHED): Bring them all together.
1613 (TARGET_INITIALIZER): Update.
1614 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
1615 instead of 'struct rtx_def *' throughout.
1616 (struct sched): New set of hooks for the scheduler.
1617 * Makefile.in (haifa-sched.o): Depend on target.h.
1618 * doc/tm.texi: Document the new scheduler hooks, together in
1619 their own section, instead of scattered around.
1620 Fix a bunch of underfull/overfull hboxes.
1622 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
1623 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
1624 sparc.h: Don't define any of the old scheduler macros.
1626 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
1627 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
1628 sparc.c: Create hook functions from code extracted from
1629 corresponding target header, or make existing hooks static, as
1630 appropriate. Set the appropriate entries in targetm.
1632 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
1633 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
1634 rs6000-protos.h, s390-protos.h, sparc-protos.h:
1635 Remove prototypes for functions which are now static.
1637 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
1638 related gunk; the Haifa scheduler is now the only choice.
1640 2001-08-18 Zack Weinberg <zackw@panix.com>
1642 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
1643 * genopinit.c: Put floating point divide insns in sdiv_optab.
1644 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
1645 * config/gofast.h, config/c4x/c4x.h,
1646 config/ia64/hpux_longdouble.h, config/mips/mips.h,
1647 config/pa/long_double.h, config/rs6000/sysv4.h,
1648 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
1649 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
1650 (init_optabs): Use init_optabv for overflow-trapping optabs.
1651 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
1652 cmp_optab RTX codes so have_insn_for can find them.
1654 * optabs.c (expand_simple_binop, expand_simple_unop,
1655 have_insn_for, gen_sub3_insn): New interfaces.
1656 * expr.h: Prototype new functions.
1657 (enum optab_methods): Move here from optabs.h.
1659 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
1660 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
1661 Use new functions instead of working directly with optabs.
1662 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
1663 unroll.c: Don't include optabs.h.
1664 * caller-save.c, combine.c, function.c, stmt.c: Just include
1665 insn-codes.h, not optabs.h.
1666 * Makefile.in: Update dependencies.
1668 * combine.c (make_compound_operation, simplify_comparison):
1669 Fix typos testing for this or that instruction.
1671 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1673 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
1674 generating libgcc.a.
1676 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1678 * except.c (TYPE_HASH): Delete.
1680 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
1683 * tree.c (TYPE_HASH): Delete.
1685 * tree.h (TYPE_HASH): Define.
1687 2001-08-18 Graham Stott <grahams@redhat.com>
1689 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
1691 (adddi3_internal_2+2): Likewise.
1692 (eh_set_lr_di+1): Likewise.
1694 2001-08-17 Richard Henderson <rth@redhat.com>
1696 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1697 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
1698 * dwarf2asm.c: ... here.
1699 * dwarfout.c: Remove them.
1701 * varasm.c (assemble_integer): Add align parameter.
1702 (assemble_real, output_constant, output_constructor): Likewise.
1703 * output.h: Update decls.
1704 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
1705 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
1706 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
1707 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
1708 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
1711 * final.c (end_final): Abort profile block generation if we
1712 havn't layed it out properly.
1713 * output.h (assemble_eh_integer): Remove stale decl.
1714 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
1716 (assemble_integer): Handle unaligned data.
1717 (assemble_real): Abort on unaligned data.
1718 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
1720 (default_dtor_section_asm_out_destructor): Use assemble_align.
1721 (default_named_section_asm_out_constructor): Likewise.
1722 (default_ctor_section_asm_out_constructor): Likewise.
1723 * config/darwin.c (machopic_asm_out_constructor): Likewise.
1724 (machopic_asm_out_destructor): Likewise.
1725 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
1726 (nextstep_asm_out_destructor): Likewise.
1727 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
1728 (vms_asm_out_destructor): Likewise.
1730 2001-08-17 Richard Henderson <rth@redhat.com>
1732 * config/mips/iris6.h (TARGET_IRIX6): New.
1733 (current_section_name, current_section_flags): New.
1734 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
1735 (MAX_OFILE_ALIGNMENT): New.
1736 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
1737 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
1738 (copy_file_data): Split out from
1739 (mips_asm_file_end): ... here.
1740 (mips_asm_file_start): Remove extra .section directive. Use
1741 tmpfile instead of mips_make_temp_file.
1742 (mips_unique_section): Use const char * as needed for warnings.
1743 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
1744 re-add align parameter.
1745 (iris6_asm_named_section): New.
1746 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
1747 (iris6_asm_output_align, iris6_section_align_1): New.
1748 (iris6_asm_file_start, iris6_asm_file_end): New.
1749 * config/mips/mips-protos.h: Update decls.
1751 2001-08-17 Janis Johnson <janis187@us.ibm.com>
1753 * doc/install.texi (Install GCC): Add links to build status pages.
1755 (Final install): Ditto; request updates for specific info
1757 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
1759 * cpperror.c (print_location): Don't take a file name; use the
1761 (_cpp_begin_message): Similarly.
1762 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1763 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1764 (cpp_pedwarn_with_file_and_line): Remove.
1765 * cppfiles.c (stack_include_file): Update; set filename to stdin
1766 here when appropriate.
1767 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
1768 (_cpp_begin_message): Don't take a file name.
1769 * cppinit.c: Add comment.
1770 * cpplex.c: Fix end-of-directive indicator.
1771 * cpplib.c: Don't include intl.h.
1772 (run_directive, do_diagnostic): Update.
1773 (do_line): Update to not use nominal_fname.
1774 (cpp_push_buffer): Don't take a filename.
1775 * cpplib.h (struct ht): Remove.
1776 (cpp_push_buffer): Don't take a filename.
1777 (cpp_pedwarn_with_file_and_line): Remove.
1778 * cppmacro.c (struct cpp_macro): Remove file.
1779 (builtin_macro): Update.
1780 (_cpp_create_definition): Update.
1781 * cppmain.c: Correct comment.
1782 * fix-header.c (read_scan_file): Update.
1784 2001-08-17 Kazu Hirata <kazu@hxi.com>
1786 * sbitmap.c: Fix comment formatting.
1787 * sched-deps.c: Likewise.
1788 * sibcall.c: Likewise.
1789 * simplify-rtx.c: Likewise.
1791 * ssa-ccp.c: Likewise.
1792 * stor-layout.c: Likewise.
1793 * timevar.c: Likewise.
1794 * toplev.c: Likewise.
1795 * unwind-dw2.c: Likewise.
1796 * unwind-dw2-fde.c: Likewise.
1797 * varasm.c: Likewise.
1799 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
1801 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
1802 or larger than an integer in memory.
1804 2001-08-17 Zack Weinberg <zackw@panix.com>
1806 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
1807 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
1808 * rtl.h: Don't forward-declare union tree_node here. Don't
1809 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
1810 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1811 and tree respectively.
1812 * tree.h: Don't forward-declare struct rtx_def here. Don't
1813 typedef tree here. Change all uses of struct rtx_def *,
1814 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
1815 and tree respectively.
1817 2001-08-17 Richard Henderson <rth@redhat.com>
1819 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
1820 config/mips/openbsd.h: Fix typos last change.
1822 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1824 * doc/invoke.texi (Optimize Options): The default for
1825 -finline-limit is 600.
1827 2001-08-17 Richard Henderson <rth@redhat.com>
1829 * varasm.c (text_section): Allow TEXT_SECTION to override the
1830 printing of TEXT_SECTION_ASM_OP.
1831 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
1832 (DATA_SECTION, BSS_SECTION): Remove.
1833 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
1834 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
1835 Rename from s/_NAME//.
1836 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
1837 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
1838 (TEXT_SECTION): ... here. New.
1839 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
1840 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
1841 * config/mips/openbsd.h: Likewise.
1842 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
1843 (mips_asm_file_end): Likewise test.
1844 (mips_output_function_epilogue): Likewise. Switch back to data
1845 section after emitting the function.
1847 * doc/tm.texi (Sections): Document TEXT_SECTION.
1849 2001-08-17 Richard Henderson <rth@redhat.com>
1851 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
1852 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
1854 2001-08-17 Richard Henderson <rth@redhat.com>
1856 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
1857 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
1858 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
1859 Add aligned attribute.
1861 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
1863 * config/sh/sh.md: Add modes to unspecs in first insn to match
1864 those in the second.
1866 * Makefile.in: Fix collect2 copy for Cygwin.
1868 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1870 Install the proper patch.
1871 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1872 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1873 (expand_function_start): Likewise.
1874 * stmt.c (expand_decl): Likewise.
1875 * varasm.c (make_decl_rtx): Likewise.
1877 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1879 * final.c: Undo my previous accidental checkin.
1880 * output.h: Likewise.
1881 * tm.texi: Likewise.
1883 2001-08-16 Richard Henderson <rth@redhat.com>
1885 * varasm.c (named_section_flags): Remove align parameter.
1886 * varasm.c, dwarf2out.c: Update all callers.
1887 * output.h: Update prototypes.
1889 * target.h (target.asm_out.named_section): Remove align parameter.
1890 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
1891 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
1892 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
1893 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
1894 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
1896 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
1897 (get_named_section_flags, set_named_section_flags): New.
1898 (named_section_flags): Use them.
1899 (named_section): Do decl vs section flags check here...
1900 (default_section_type_flags): ... not here.
1901 (init_varasm_once): Create in_named_htab.
1902 (resolve_unique_section): Mark reloc unused.
1904 2001-08-16 Richard Henderson <rth@redhat.com>
1906 * varasm.c (force_const_mem): Keep pool alignment in bits.
1907 (output_constant_pool): Use assemble_align.
1909 2001-08-16 Zack Weinberg <zackw@panix.com>
1911 * doc/tm.texi: Remove extra @table command.
1913 2001-08-16 Zack Weinberg <zackw@panix.com>
1915 * final.c (shorten_branches): Clear the end of the label_align
1916 array only if we made it larger. Break up messy expressions
1919 * diagnostic.c (internal_error): Check for error recursion
1920 before doing ICE suppression.
1922 * timevar.c: Timing variables now count in milliseconds.
1923 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
1924 (get_time): Not here.
1925 (timevar_print): Don't print any timer whose user, cpu, and
1926 wall times are all zero as displayed.
1927 * timevar.h: Update comment aboout units. Make timevar
1930 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1932 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
1933 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
1934 (expand_function_start): Likewise.
1935 * stmt.c (expand_decl): Likewise.
1936 * varasm.c (make_decl_rtx): Likewise.
1938 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
1940 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
1941 (finalize_record_size): Don't set TYPE_USER_ALIGN.
1943 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1945 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
1948 2001-08-16 Andreas Jaeger <aj@suse.de>
1950 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
1953 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
1955 * rtl.h (only_sets_cc0_p): New prototype.
1956 * jump.c (sets_cc0_p): Handle INSN.
1957 (only_sets_cc0_p): New function.
1958 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
1959 (tidy_fallthru_edge): Likewise.
1960 * integrate.c (copy_insn_list): Likewise.
1961 * unroll.c (unroll_loop): Likewise.
1962 (copy_loop_body): Likewise.
1964 2001-08-15 Jason Eckhardt <jle@redhat.com>
1966 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
1968 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1970 * predict.c (struct block_info_def): Remove nvisited.
1971 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
1972 (estimate_bb_frequencies): Call mark_dfs_back_edges.
1974 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
1975 (ix86_adjust_cost): Teach scheduler that latency to load operand can
1978 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1980 * predict.def: Update hitrates.
1982 2001-08-15 Richard Henderson <rth@redhat.com>
1984 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
1986 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
1988 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
1989 note from its associated jump.
1991 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1993 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
1994 also on 64-bit s390x targets.
1996 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
1998 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
2000 (arm_expand_prologue): Handled nested functions which take a
2001 variable argument list.
2002 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
2003 macro with an invocation of
2004 arm_compute_initial_elimination_offset.
2005 * config/arm/arm-protos.h: Prototype
2006 arm_compute_initial_elimination_offset.
2008 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2010 * doc/install.texi (Specific, avr): Fix markup.
2011 (Specific, c4x): Ditto.
2013 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2015 * predict.c (dump_prediction): Change `bool' parameter to `int'.
2017 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
2019 * Makefile.in (OBJS): Add rtl-error.o
2020 (rtl-error.o): New rule.
2021 (diagnostic.o): Adjust dependency.
2022 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
2023 error_for_asm, _fatal_insn, _fatal_insn_not_found,
2024 warning_for_asm): Move to...
2025 rtl-error.c: ...here. New file.
2027 2001-08-14 Richard Henderson <rth@redhat.com>
2029 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
2030 if USING_SJLJ_EXCEPTIONS.
2032 2001-08-14 Steve Ellcey <sje@cup.hp.com>
2034 * tlink.c (scan_linker_output): Check string for unsatisfied in
2035 addition to undefined and unresolved.
2037 2001-08-14 Graham Stott <grahams@redhat.com>
2039 * libgcc2.c (*): Replace EH_FRAME_SECTION with
2040 EH_FRAME_SECTION_NAME.
2042 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2044 * genattrtab.c (simplify_test_exp_in_temp): New function.
2045 (simplify_test_exp): Avoid explicit use of temporary obstack.
2046 (simplify_cond, insert_right_side, evaluate_eq_attr,
2047 simplify_and_tree, simplify_or_tree, eliminate_known_true):
2048 Use simplify_test_exp_in_temp.
2049 (optimize_attrs): Iterate until expression stabilizes.
2051 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
2053 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
2054 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
2056 2001-08-13 Richard Henderson <rth@redhat.com>
2058 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
2059 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
2060 * config/arm/conix-elf.h: Likewise.
2062 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2064 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
2066 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2068 * gcse.c (hash_scan_set): Expressions that are set as part of
2069 jump instructions are not available.
2071 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2073 * config/s390/s390.c (print_operand, s390_function_prologue,
2074 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
2076 2001-08-13 Richard Henderson <rth@redhat.com>
2078 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
2079 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
2080 * doc/tm.texi (Exception Region Output): Document it.
2082 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2084 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
2085 DWARF2 instead of stabs by default.
2087 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2089 * config/rs6000/rs6000.c: Include optabs.h.
2091 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2093 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
2094 save/restore routines.
2095 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
2097 2001-08-13 Andreas Jaeger <aj@suse.de>
2099 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
2100 the english is correct.
2102 2001-08-13 Zack Weinberg <zackw@panix.com>
2104 * expr.h: Split out optab- and libfunc-related code to...
2105 * optabs.h, libfuncs.h: ... these new headers.
2107 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
2109 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
2111 * mkconfig.sh: Don't include insn-codes.h from config.h.
2113 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
2114 enum insn_code is available. Move reload_in_optab and
2115 reload_out_optab array declarations to optabs.h.
2116 * regmove.c (gen_add3_insn): Move to optabs.c, export from
2117 there, prototype in expr.h.
2118 * gencodes.c: Cleanup: zap global variables, don't use
2119 printf where puts will do, don't bother defining MAX_INSN_CODE
2120 which nothing uses, let CODE_FOR_nothing get its value implicitly.
2122 * genemit.c, genopinit.c: Include optabs.h in generated file.
2123 * genoutput.c: Include insn-codes.h in generated file.
2124 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
2125 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
2126 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
2127 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
2128 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
2129 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
2131 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
2132 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
2133 config/m88k/m88k.c, config/sparc/sparc.c:
2135 * reload.c: Include expr.h and optabs.h before reload.h.
2136 * config/alpha/alpha.c: Include tree.h before reload.h.
2137 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
2138 and reload.h in that order.
2139 * config/sparc/sparc.c: Include debug.h.
2140 * recog.c: Include insn-codes.h.
2142 2001-08-13 Andreas Jaeger <aj@suse.de>
2144 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
2147 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2149 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
2150 * gcc.c (init_spec): Fix typo in comment.
2151 * varasm.c (data_section): Fix typo in comment.
2153 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2155 * predict.c (dump_prediction): New argument "USED".
2156 (combine_predictions_for_insn): Determine the used heuristics,
2157 output the case no heuristic applied.
2158 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
2160 2001-08-13 Andreas Jaeger <aj@suse.de>
2162 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
2165 2001-08-13 Kazu Hirata <kazu@hxi.com>
2167 * jump.c: Fix formatting.
2169 2001-08-13 Kazu Hirata <kazu@hxi.com>
2171 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
2174 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
2176 * loop.c (check_dbra_loop): Use condjump_label to compute
2179 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
2180 to better document the files they're in.
2182 2001-08-12 Zack Weinberg <zackw@panix.com>
2184 * recog.h (struct insn_operand_data): Shrink 'mode' field
2187 2001-08-12 Kazu Hirata <kazu@hxi.com>
2189 * gcc.c: Fix comment formatting.
2190 * gccspec.c: Likewise.
2193 * genemit.c: Likewise.
2194 * gengenrtl.c: Likewise.
2195 * genrecog.c: Likewise.
2196 * gensupport.c: Likewise.
2197 * ggc-page.c: Likewise.
2198 * global.c: Likewise.
2199 * graph.c: Likewise.
2200 * ifcvt.c: Likewise.
2201 * integrate.c: Likewise.
2203 * libgcc2.c: Likewise.
2205 * mbchar.c: Likewise.
2206 * optabs.c: Likewise.
2207 * predict.c: Likewise.
2208 * prefix.c: Likewise.
2209 * profile.c: Likewise.
2210 * protoize.c: Likewise.
2212 * recog.c: Likewise.
2213 * regclass.c: Likewise.
2214 * regmove.c: Likewise.
2215 * reg-stack.c: Likewise.
2216 * reload1.c: Likewise.
2217 * resource.c: Likewise.
2218 * rtlanal.c: Likewise.
2221 2001-08-12 Kazu Hirata <kazu@hxi.com>
2223 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
2224 a tree representing a constant is passed to the macro.
2226 2001-08-12 Richard Henderson <rth@redhat.com>
2228 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
2229 (rs6000_elf_asm_out_destructor): New.
2230 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
2231 (DTORS_SECTION_ASM_OP): Remove.
2232 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2233 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
2235 2001-08-12 David Edelsohn <edelsohn@gnu.org>
2238 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2239 * gcc.c (set_collect_gcc_options): New function, split out from
2241 Ignore elided switches.
2242 (do_spec_1): Invoke before executing command.
2243 (set_input): Export.
2244 Move declaration ...
2245 * gcc.h (set_input): ... here.
2246 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
2249 2001-08-12 Richard Henderson <rth@redhat.com>
2251 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
2252 thinko wrt TARGET_RELOCATABLE.
2254 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
2256 * fix-header.c (cb_file_change): Update prototype.
2258 2001-08-11 Zack Weinberg <zackw@panix.com>
2260 * toplev.c (set_float_handler): Make static.
2261 * toplev.h: Don't prototype set_float_handler.
2263 * simplify-rtx.c: Don't include setjmp.h.
2264 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
2266 (simplify_unary_operation, simplify_binary_operation): Use them,
2267 via do_float_handler.
2269 * fold-const.c: Don't include setjmp.h.
2270 (exact_real_inverse_1): New function.
2271 (exact_real_inverse): Use it, via do_float_handler.
2273 * varasm.c: Don't include setjmp.h.
2274 (assemble_real_1): New function.
2275 (assemble_real): Use it, via do_float_handler.
2276 Call internal_error if we get a trap here.
2278 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
2279 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
2281 2001-08-11 Zack Weinberg <zackw@panix.com>
2283 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
2284 STACK_BOUNDARY if not already defined.
2286 * calls.c, function.c, reload1.c, explow.c: Don't default
2287 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
2288 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
2290 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
2293 * doc/tm.texi: Document that STACK_BOUNDARY is required;
2294 clarify difference between it and PREFERRED_STACK_BOUNDARY.
2296 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
2298 * cppmacro.c (enter_macro_context): Push macro expansions even
2301 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2303 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
2304 (rs6000_elf_section_type_flags): Actually return a value.
2306 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
2308 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
2309 Clean up code: add missing comments and prototypes, fix warnings,
2310 remove obsolete code, fix spacing to conform to coding style.
2312 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
2314 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
2315 and TARGET_ASM_CLOSE_PAREN.
2316 (regclass_map): CC register belongs to class NO_REGS.
2317 (legitimize_pic_address): Don't generate unnecessary moves
2318 (to avoid confusing loop optimization).
2319 (check_and_change_labels): Replace jump_long by indirect_jump.
2320 (s390_final_chunkify): Don't start a new literal pool on section
2321 switch in 64-bit code.
2322 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
2324 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
2325 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
2326 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
2328 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
2329 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
2330 (CONST_COSTS): Fixed incorrect costs.
2332 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
2333 Use emit_jump instead of emit_jump_insn (gen_jump).
2334 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
2335 (to avoid confusing flow analysis).
2336 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
2337 (casesi, casesi_jump): New.
2338 (jump_long): Removed. Functionality merged into indirect_jump.
2339 (indirect_jump): Accept address_operand, not just register_operand.
2340 (cjump_long, icjump_long): Use same logic as indirect_jump.
2341 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
2342 Fixed broken setjmp/longjmp handling.
2343 (do_builtin_setjmp_setup): Removed.
2345 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
2346 broken GNU as versions that don't accept .quad with large
2347 negative values. Use hexadecimal output instead.
2348 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
2349 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
2350 FUNCTION_EPILOGUE): Removed. Now in targetm.
2352 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
2354 * config/s390/fixdfdi.h: Add missing copyright statement.
2355 Fix type conflicts on 64-bit. Add missing SFmode routines.
2357 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
2360 2001-08-11 Richard Henderson <rth@redhat.com>
2362 * rtl.h (REG_EH_RETHROW): Remove.
2363 * rtl.c (reg_note_name): Update.
2364 * combine.c (distribute_notes): Don't check for it.
2366 2001-08-11 Richard Henderson <rth@redhat.com>
2368 * combine.c (distribute_notes): Place REG_SETJMP.
2370 2001-08-11 Richard Henderson <rth@redhat.com>
2372 * doc/extend.texi (Arrays and pointers implementation): Discourage
2373 relying on sign-extension of pointers.
2375 2001-08-11 H.J. Lu <hjl@gnu.org>
2377 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
2379 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
2380 RDATA_SECTION_ASM_OP.
2382 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2384 * doc/install.texi (Specific, c4x): Fix cross-reference to the
2385 main manual to work both for info and HTML versions.
2387 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
2388 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2390 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
2391 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
2392 (struct cpp_pool): New member first.
2393 * cppinit.c (append_include_chain): Plug memory leaks.
2394 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
2395 Allocate pragma structures from the (aligned) macro pool to
2396 avoid leaking memory.
2397 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
2398 so we don't leak memory.
2399 * hashtable.c (ht_destroy): New.
2400 * hashtable.h (ht_destroy): New.
2402 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
2403 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2405 * c-lex.c (map): Make const.
2406 (cb_file_change): Update for callback passing a line map.
2407 Don't assume we have a previous map. Remove sanity check
2408 about popping too many files.
2409 * cpperror.c (print_location): Make map const.
2410 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
2411 (cpp_make_system_header): Similarly.
2412 (search_from): Similarly.
2413 (_cpp_execute_include): Don't remember where we came from.
2414 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
2415 (struct cpp_reader): Make map const.
2416 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
2417 * cpplib.c (do_line): Update; line maps now hold sysp.
2418 (cpp_push_buffer): Similarly.
2419 (_cpp_do_file_change): Similarly; callback with map instead.
2420 (cpp_get_line_maps): Constify return value.
2421 (_cpp_pop_buffer): Update.
2422 * cpplib.h (struct cpp_file_change): Remove.
2423 (struct cpp_callbacks): Update.
2424 (cpp_get_line_maps): Constify return value.
2425 * cppmacro.c (_cpp_create_definition): Update.
2426 * cppmain.c (struct printer): Constify map.
2427 (maybe_print_line): Similarly.
2428 (print_line): Similarly. Deduce flags 1 and 2 here.
2429 (cb_file_change): Update.
2430 * line-map.c (free_line_maps): Warn regardless.
2431 (add_line_map): Return pointer to const. When passed NULL to_file
2432 with LC_LEAVE, use the obvious values for the return point so the
2433 caller doesn't have to figure them out.
2434 (lookup_line): Return pointer to const.
2435 (print_containing_files): Take pointer to const.
2436 * line-map.h (struct line_map): New members reason, sysp.
2437 (add_line_map): Return pointer to const.
2438 (lookup_line): Similarly.
2439 (print_containing_files): Take pointer to const.
2441 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
2442 Richard Henderson <rth@redhat.com>
2444 * regmove.c (regmove_optimize): Avoid setting a register twice in
2447 2001-08-10 Richard Henderson <rth@redhat.com>
2449 * doc/extend.texi (Arrays and pointers implementation): Document
2450 behavior of pointer/integer conversion.
2452 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
2454 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
2456 2001-08-10 Richard Henderson <rth@redhat.com>
2458 * doc/extend.texi (C Implementation): New chapter.
2459 * doc/gcc.texi (Top): Link it in.
2461 2001-08-10 Andrew Cagney <ac131313@redhat.com>
2463 * doc/install.texi (Specific): Fix CVS merge botch.
2465 2001-08-10 Richard Henderson <rth@redhat.com>
2467 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
2468 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
2470 2001-08-10 Zack Weinberg <zackw@stanford.edu>
2472 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
2473 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
2474 this macro is now required.
2476 * cselib.c (cselib_process_insn), flow.c (propagate_block),
2477 loop.c (find_and_verify_loops), reload.c (reload): Check
2478 for rtx code of CALL_INSN, not CALL, when deciding if we
2479 need to check for REG_SETJMP note.
2481 * gcse.c (compute_hash_table, compute_store_table): Update
2482 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
2485 * config/avr/avr.c: Fix typo.
2486 * config/convex/convex.c (expand_movstr): Use adjust_address.
2487 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
2489 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
2490 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
2492 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
2493 Do define STACK_BOUNDARY.
2494 * config/i370/i370.c: Include expr.h.
2495 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
2496 config/pa/som.h, config/v850/v850.h: Take in_ctors and
2497 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
2498 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
2499 * config/m88k/m88k.c: Include c-tree.h after expr.h.
2500 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
2501 * config/romp/romp.c: Include expr.h after tree.h.
2503 (output_fpop): Use xmalloc, not oballoc.
2504 * config/we32k/we32k.c: Include expr.h.
2506 2001-08-10 Kazu Hirata <kazu@hxi.com>
2508 * config/h8300/h8300.h: Fix formatting.
2510 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2512 * c-common.h (RETURN_NULLIFIED_P): Lose.
2513 * c-semantics.c (genrtl_return_stmt): Don't check it.
2515 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2517 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
2518 (mips_annotate_frame_insn): New function.
2519 (mips_emit_frame_related_store): New function.
2520 (save_restore_insns): Don't mark instructions that set up the base
2521 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
2522 the store instructions instead.
2523 (mips_expand_prologue): If the stack size is moved into a temporary
2524 register, do not mark that move as frame-related. Add a
2525 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
2527 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2529 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
2530 stack slot as unchanging if current_function_calls_eh_return.
2532 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
2534 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
2535 access the second half of the TFmode scratch operand.
2537 2001-08-10 Anthony Green <green@redhat.com>
2539 * java/class.c (emit_register_classes): Conditionalize code on
2542 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2544 * doc/install.texi (Specific, avr): Fix cross-reference to the
2545 main manual to work both for info and HTML versions.
2547 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
2549 * stmt.c (expand_null_return_1): Remove code to generate simple returns
2550 and "use_goto" argument.
2551 (expand_null_return, expand_value_return): Update all callers.
2552 * function.c (expand_function_end): Remove code to generate simple
2554 * config/vax/vax.md (epilogue): New expander for function return.
2555 * doc/md.texi (epilogue): Remove "if defined".
2557 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2559 * Makefile.in: Partially revert my previous change:
2560 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
2561 of the hashtab.o and safe-ctype.o rules.
2563 2001-08-09 Richard Henderson <rth@redhat.com>
2565 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
2566 (USE_COLLECT2): Remove duplicate definition.
2567 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
2568 (use_collect2): Remove dead code.
2569 * configure.in (use_collect2): Remove will_use_collect2 and
2570 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
2571 * configure: Rebuild.
2573 * target.h (targetm.asm_out.constructor): New.
2574 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
2575 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
2576 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
2577 * varasm.c (in_ctors, in_dtors): New.
2578 (assemble_constructor, assemble_destructor): Remove.
2579 (default_stabs_asm_out_destructor): New.
2580 (default_named_section_asm_out_destructor): New.
2581 (dtors_section, default_dtor_section_asm_out_destructor): New.
2582 (default_stabs_asm_out_constructor): New.
2583 (default_named_section_asm_out_constructor): New.
2584 (ctors_section, default_ctor_section_asm_out_constructor): New.
2585 * output.h: Update declarations.
2586 * c-decl.c (c_expand_body): Use target hooks instead of
2587 assemble_constructor and assemble_destructor.
2588 * profile.c (output_func_start_profiler): Likewise.
2589 * objc/objc-act.c (finish_objc): Likewise.
2590 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
2591 for the constructor.
2592 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
2594 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
2595 (DTORS_SECTION_ASM_OP): Likewise.
2596 (__CTOR_LIST__): Use attribute section when possible.
2597 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
2599 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
2600 ASM_OUTPUT_CONSTRUCTOR.
2602 * config/darwin.c (machopic_asm_out_constructor): New.
2603 (machopic_asm_out_destructor): New.
2604 * config/darwin-protos.h: Update declarations.
2605 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2606 (ASM_OUTPUT_DESTRUCTOR): Remove.
2607 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2608 * config/nextstep.c (nextstep_asm_out_constructor): New.
2609 (nextstep_asm_out_destructor): New.
2610 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2611 (ASM_OUTPUT_DESTRUCTOR): Remove.
2612 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2613 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
2614 ASM_OUTPUT_*STRUCTOR.
2615 * config/i386/aix386ng.h: Likewise.
2617 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
2618 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
2619 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2620 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2621 * config/lynx.h: Likewise.
2622 * config/netware.h: Likewise.
2623 * config/psos.h: Likewise.
2624 * config/alpha/alpha-interix.h: Likewise.
2625 * config/alpha/elf.h: Likewise.
2626 * config/arc/arc.h: Likewise.
2627 * config/arm/aof.h: Likewise.
2628 * config/arm/coff.h: Likewise.
2629 * config/arm/elf.h: Likewise.
2630 * config/c4x/c4x.h: Likewise.
2631 * config/h8300/h8300.h: Likewise.
2632 * config/i386/cygwin.h: Likewise.
2633 * config/i386/djgpp.h: Likewise.
2634 * config/i386/i386-coff.h: Likewise.
2635 * config/i386/i386-interix.h: Likewise.
2636 * config/i386/sco5.h: Likewise.
2637 * config/i386/vsta.h: Likewise.
2638 * config/i386/win32.h: Likewise.
2639 * config/i960/i960-coff.h: Likewise.
2640 * config/ia64/sysv4.h: Likewise.
2641 * config/m68hc11/m68hc11.h: Likewise.
2642 * config/m68k/coff.h: Likewise.
2643 * config/m68k/mot3300.h: Likewise.
2644 * config/m88k/m88k.h: Likewise.
2645 * config/mcore/mcore-pe.h: Likewise.
2646 * config/mcore/mcore.h: Likewise.
2647 * config/mips/elf.h: Likewise.
2648 * config/mips/elf64.h: Likewise.
2649 * config/mips/iris6.h: Likewise.
2650 * config/pa/pa64-hpux.h: Likewise.
2651 * config/rs6000/sysv4.h: Likewise.
2652 * config/sh/sh.h: Likewise.
2653 * config/sparc/litecoff.h: Likewise.
2655 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
2656 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
2657 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2658 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2659 (ASM_OUTPUT_DESTRUCTOR): Remove.
2660 * config/a29k/a29k.c: Move include of tree.h.
2661 * config/a29k/udi.h: Delete file.
2662 * config/alpha/alpha.c (vms_asm_out_constructor): New.
2663 (vms_asm_out_destructor): New.
2664 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
2665 (EXTRA_SECTION_FUNCTIONS): Likewise.
2666 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2667 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2668 * config/c4x/c4x.c: Move include of tree.h.
2669 * config/clipper/clipper.c (clix_asm_out_constructor): New.
2670 (clix_asm_out_destructor): New.
2671 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2672 (ASM_OUTPUT_DESTRUCTOR): Remove.
2673 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2674 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2675 (TARGET_ASM_CONSTRUCTOR): New.
2676 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
2677 (sco_asm_out_constructor): New.
2678 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
2679 * config/i386/svr3gas.h: Remove stack grows up code.
2680 Remove code duplicated from i386/sysv3.h.
2681 (TARGET_ASM_CONSTRUCTOR): New.
2682 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
2683 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
2684 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2685 (TARGET_ASM_CONSTRUCTOR): New.
2686 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
2687 (m68hc11_asm_out_destructor): New.
2688 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
2689 (TARGET_ASM_DESTRUCTOR): New.
2690 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
2691 * config/m68k/dpx2.h: Properly undef all the bits inherited from
2692 config/svr3.h pertaining to section manipulation.
2693 * config/m68k/dpx2g.h: Remove #if 0 code.
2694 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
2695 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
2696 (ASM_OUTPUT_CONSTRUCTOR): Remove.
2697 (TARGET_ASM_CONSTRUCTOR): New.
2698 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
2699 (m88k_svr3_asm_out_constructor): New.
2700 (m88k_svr3_asm_out_destructor): New.
2701 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2702 (ASM_OUTPUT_DESTRUCTOR): Remove.
2703 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2704 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
2705 * config/rs6000/aix.h: Likewise.
2706 * config/mips/rtems64.h: Don't undef removed constructor related bits.
2707 * config/mips/vxworks.h: Likewise.
2708 * config/rs6000/lynx.h: Likewise.
2709 * config/sh/elf.h: Likewise.
2710 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
2711 (DTORS_SECTION_ASM_OP): New.
2712 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2713 (ASM_OUTPUT_DESTRUCTOR): Remove.
2714 * config/sparc/sol2-sld-64.h: Likewise.
2715 * config/vax/vax.c (vms_asm_out_constructor): New.
2716 (vms_asm_out_destructor): New.
2717 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
2718 (ASM_OUTPUT_DESTRUCTOR): Remove.
2719 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2721 * doc/tm.texi (@node Initialization): Update.
2723 2001-08-09 Richard Henderson <rth@redhat.com>
2725 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
2726 (__do_global_dtors_aux): Use gp-relative static data to avoid
2727 one dynamic relocation.
2728 (__do_frame_setup): Register Java classes.
2729 * config/alpha/crtend.asm (__JCR_END__): New.
2731 2001-08-09 Zack Weinberg <zackw@stanford.edu>
2733 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
2734 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
2735 (GEN, STAGESTUFF): Add new files.
2736 (insn-constants.h, s-constants, tm-preds.h, s-preds,
2737 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
2738 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
2739 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
2740 as well as insn-codes.h and insn-flags.h in config.h; and no
2741 extra headers in tconfig.h and hconfig.h.
2743 * gencodes.c: Eliminate code to generate predicate declarations
2744 or #defines for md-file constants.
2745 * genconstants.c, genpreds.c: New files.
2747 * i386.md: Re-order guard expressions such that TARGET_64BIT
2748 comes first, when this permits better optimization. Add
2749 TARGET_64BIT to more x86-64 patterns. Add comment explaining
2750 why this is desirable.
2752 2001-08-09 Jakub Jelinek <jakub@redhat.com>
2754 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
2755 (find_fde_for_dso): Remove.
2756 (_Unwind_IteratePhdrCallback): New.
2757 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
2758 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
2760 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2762 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
2763 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
2765 2001-08-09 Graham Stott <grahams@redhat.com>
2767 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
2768 (vis_no_unit): Use it.
2769 (visualize_no_unit): Add the insn only if room exists.
2771 2001-08-09 Graham Stott <grahams@redhat.com>
2773 * predict.c (estimate_probability): Replace magic numbers with
2774 appropriate enumeration.
2776 2001-08-09 Graham Stott <grahams@redhat.com>
2778 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
2780 (EXTRACT_FLAGS): Likewise.
2782 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
2784 * config/mips/mips.c (mips_legitimate_address_p): Check for
2785 CONST_INT in last patch.
2787 2001-08-08 Anthony Green <green@redhat.com>
2789 * java/class.c (emit_register_classes): Use assemble_jcr if
2790 possible. Keep the original mechanism as a fallback.
2791 * defaults.h (JCR_SECTION_NAME): Define if we have named section
2792 and weak symbol support.
2793 * crtstuff.c (__JCR_LIST__): Define.
2794 (__JCR_END__): Define.
2795 (_Jv_RegiserClasses): Define weak symbol if possible.
2796 (__do_global_ctors_aux): Register classes for ELF targets with
2797 weak symbol support.
2799 2001-08-08 Kazu Hirata <kazu@hxi.com>
2801 * dbxout.c: Fix comment formatting.
2802 * dependence.c: Likewise.
2804 * diagnostic.c: Likewise.
2805 * dominance.c: Likewise.
2806 * doprint.c: Likewise.
2807 * dwarf2out.c: Likewise.
2808 * dwarfout.c: Likewise.
2809 * emit-rtl.c: Likewise.
2810 * except.c: Likewise.
2811 * explow.c: Likewise.
2812 * expmed.c: Likewise.
2815 * fold-const.c: Likewise.
2816 * function.c: Likewise.
2818 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2820 * global.c (retry_global_alloc): Avoid shadowing allocno.
2822 2001-08-08 Mark Mitchell <mark@codesourcery.com>
2824 * except.c (remove_fixup_regions): Fix typo.
2826 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
2828 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
2829 unsigned HOST_WIDE_INT to avoid warning.
2830 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
2831 * flow.c (set_block_for_new_insns): Likewise.
2833 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
2835 * sibcall.c (return_value_pseudo): New static variable.
2836 (skip_copy_to_return_value): Handle return_value_pseudo.
2837 (call_ends_block_p): Ensure that return_value_pseudo is set.
2838 (optimize_sibling_and_tail_recursive_call): Discover the
2839 load of pseudo return value in alternate exit block.
2841 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2843 * calls.c (ECF_ALWAYS_RETURN): New constant.
2844 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
2845 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
2846 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
2847 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
2848 * rtl.c (reg_note_name): New name.
2849 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
2851 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
2853 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
2855 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
2857 * alias.c (get_alias_set): Return a previously calculated
2858 alias set for a VAR_DECL.
2859 * function.c (gen_mem_addressof): Calculate the alias set before
2862 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
2864 * predict.def: Set hitrates according our experimental run.
2866 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2868 * i386.h (HARD_REGNO_RENAME_OK): New macro.
2870 2001-08-08 H.J. Lu <hjl@gnu.org>
2872 * config/mips/mips.c (mips_unique_section): New. Copied from
2875 * config/mips/mips-protos.h (mips_unique_section): New
2878 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
2880 * config/mips/little.h: New. Generic little endian mips
2881 targets. Only mips*-*-linux* is converted to use it so far.
2883 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
2884 (WCHAR_TYPE): Defined
2885 (WCHAR_TYPE_SIZE): Likewise.
2886 (INIT_SUBTARGET_OPTABS): Likewise.
2887 (BSS_SECTION_ASM_OP): Likewise.
2888 (SBSS_SECTION_ASM_OP): Likewise.
2889 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
2890 (ASM_DECLARE_OBJECT_NAME): Likewise.
2891 (UNIQUE_SECTION): Likewise.
2892 (EXTRA_SECTIONS): Likewise.
2893 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2894 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2895 (ASM_OUTPUT_DEF): Likewise.
2896 (HANDLE_SYSV_PRAGMA): Removed.
2897 (NO_IMPLICIT_EXTERN_C): Likewise.
2898 (TARGET_MEM_FUNCTIONS): Likewise.
2899 (STARTFILE_SPEC): Likewise.
2900 (ENDFILE_SPEC): Likewise.
2901 (LIB_SPEC): Likewise.
2902 (INVOKE__main): Likewise.
2903 (CTOR_LIST_BEGIN): Likewise.
2904 (CTOR_LIST_END): Likewise.
2905 (DTOR_LIST_BEGIN): Likewise.
2906 (DTOR_LIST_END): Likewise.
2907 (SET_ASM_OP): Likewise.
2908 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2909 (ASM_OUTPUT_DEF): Likewise.
2910 (ASM_OUTPUT_IDENT): Likewise.
2912 * config/mips/mips.h (ASM_SPEC): Undefine before define.
2913 (CPLUSPLUS_CPP_SPEC): Likewise.
2914 (ASM_APP_ON) Redefine only if not defined.
2915 (ASM_APP_OFF): Likewise.
2916 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2917 (ASM_OUTPUT_IDENT): Likewise.
2919 * config.gcc: Update tm_file for Linux/mips.
2921 2001-08-08 Bernd Schmidt <bernds@redhat.com>
2923 * cselib.c (cselib_record_sets): If insn is predicated, turn
2924 sources into IF_THEN_ELSEs.
2926 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
2927 Turn into define_insn_and_split.
2929 * sched-deps.c: Include "cselib.h".
2930 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
2931 Use cselib to turn memory addresses into VALUEs.
2932 (sched_analyze): Call cselib_init/cselib_finish if necessary.
2933 * sched-int.h (struct sched_info): New member USE_CSELIB.
2934 * sched-ebb.c (ebb_sched_info): Initialize it.
2935 * sched-rgn.c (rgn_sched_info): Likewise.
2936 * Makefile.in (sched-deps.o): Update dependencies.
2938 * cselib.h (cselib_subst_to_values): Declare.
2939 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
2940 that have no value and autoincs to be handled by generating a new
2943 2001-08-08 Graham Stott <grahams@redhat.com>
2945 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
2946 within fixed length SEQUENCE.
2948 2001-08-08 Graham Stott <grahams@redhat.com>
2950 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
2951 (diagnostic_prefixing_rule): Likewise.
2952 (diagnostic_line_cutoff): Likewise.
2953 (diagnostic_kind_count): Likewise.
2955 2001-08-08 Graham Stott <grahams@redhat.com>
2957 * alias.c (find_base_decl): Delete redundent assignment.
2959 2001-08-08 Graham Stott <grahams@redhat.com>
2961 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
2962 (abs): Uppercase and paranthesize macro parameter.
2963 (MEM_DEPENDENCY): Add whitespace.
2965 2001-08-08 Graham Stott <grahams@redhat.com>
2967 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
2968 failure check for CONST_INT
2970 2001-08-08 Graham Stott <grahams@redhat.com>
2972 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
2973 (libcall_dead_p): Likewise.
2975 (mark_used_regs): Constify fmt.
2976 (find_use_as_address): Likewise.
2978 2001-08-08 Graham Stott <grahams@redhat.com>
2980 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
2983 2001-08-08 Graham Stott <grahams@redhat.com>
2985 * combine.c (combine_simplify_rtx): Update comment and
2986 remove erroneous test.
2988 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2990 * cppinit.c (cpp_finish): Pop the final buffer without comment.
2991 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
2992 take care to avoid multiple no-newline at EOF warnings in that
2995 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
2997 * calls.c (expand_call): Do not emit INSN_SETJMP note.
2998 (emit_library_call_value_1): Likewise.
2999 (emit_call_1): Emit REG_SETJMP note.
3000 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
3002 * cselib.c (cselib_process_insn): Likewise.
3003 * flow.c (propagate_block): Likewise.
3004 * loop.c (find_and_verify_loops): Likewise.
3005 * reload.c (find_equiv_regs): Likewise.
3006 * reload1.c (reload): Likewise.
3007 * resource.c (mark_referenced_resources,
3008 mark_set_resources): Likewise.
3009 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
3010 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
3011 * haifa-sched.c (unlink_other_notes): Likewise.
3012 (reemit_notes): Likewise.
3013 * sched-ebb.c (sched_ebb): Likewise.
3014 * sched-rgc.c (sched_region): Likewise.
3015 * rtl.c (note_insn_name): Likewise.
3016 (reg_note_name): Add REG_SETJMP
3017 * rtl.h (reg_note): Add REG_SETJMP.
3018 (insn_note): Remove NOTE_INSN_SETJMP.
3020 * profile.c (branch_prob): Add fake edges for setjmp.
3022 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
3024 * config.gcc: Quote target_cpu_default2 correctly for
3025 powerpc*-*-* targets.
3027 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3029 * cpplib.h, line-map.h: Update comments.
3030 * cppmain.c (printer_init): Move inline.
3031 (maybe_print_line, print_line): Take a map pointer.
3032 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
3033 (cb_file_change): Don't use prior value of print.map.
3035 2001-08-07 David Edelsohn <edelsohn@gnu.org>
3037 * doc/install.texi: Document fine-grained multilib configuration.
3039 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3041 * rtlanal.c (find_first_parameter_load): Call note_stores
3042 only on the instructions.
3044 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3046 * alias.c (nonlocal_mentioned_p):
3047 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
3048 * calls.c (emit_call_1): Likewise.
3049 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
3050 * cselib.c (cselib_process_insn): Likewise.
3051 * df.c (df_insns_modify): Likewise.
3052 * flow.c (need_fake_edge_p): Likewise.
3053 (propagate_one_insn): Likewise.
3054 * haifa-sched.c (reemit_notes): Likewise.
3055 * integrate.c (copy_insn_list): Likewise.
3056 * jump.c (delete_prior_computation): Likewise.
3057 * local-alloc.c (validate_equiv_mem): Likewise.
3058 * loop.c (scan_loop): Likewise.
3059 * predict.c (estimate_probability): Likewise.
3060 * reload.c (reload): Likewise.
3061 * sched-deps (sched_analyze): Likewise.
3062 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
3063 * gcse.c (compute_hash_table): Likewise.
3064 (mark_call): Likewise.
3065 (store_killed_in_insn): Likewise.
3067 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
3069 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
3071 2001-08-06 Richard Henderson <rth@redhat.com>
3073 * varasm.c (assemble_gc_entry): Remove.
3074 * output.h: Likewise.
3076 2001-08-06 Richard Henderson <rth@redhat.com>
3078 * varasm.c (assemble_constructor): Take a symbol_ref and a
3079 priority instead of a bare string. Move priority handling
3080 here from cp/decl2.c.
3081 * output.h: Update decls.
3083 * c-decl.c (c_expand_body): Update calls to assemble_constructor
3084 and assemble_destructor.
3085 * profile.c (output_func_start_profiler): Likewise.
3086 * objc/objc-act.c (finish_objc): Likewise.
3087 (build_module_descriptor): Return the symbol not the symbol name.
3089 2001-08-06 David Edelsohn <edelsohn@gnu.org>
3091 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
3092 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
3093 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
3094 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
3095 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
3096 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
3098 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3100 * cpperror.c (print_containing_files): Moved to line-map.c.
3101 (print_location): line-map.c handles re-listing or otherwise.
3102 * cpphash.h (struct lexer_state): Remove next_bol.
3103 (struct cpp_buffer): Remove include_stack_listed.
3104 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
3105 Remove faked buffer handling.
3106 (_cpp_do_file_change): Tweak.
3107 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
3108 * cppmain.c (struct printer): Remove filename.
3109 (print_line, cb_file_change): Update accordingly.
3110 * line-map.c: Include intl.h.
3111 (init_line_maps): Initialize last_listed.
3112 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
3113 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
3114 (print_containing_files): New.
3115 * line-map.h (struct line_maps): New member last_listed.
3116 (print_containing_files, INCLUDED_FROM): New.
3117 * Makefile.in: Update.
3118 * po/POTFILES.in: Add line-map.c.
3120 2001-08-06 Richard Henderson <rth@redhat.com>
3122 * except.c (convert_from_eh_region_ranges_1): Never mark
3123 USE or CLOBBER insns as throwing.
3125 * expr.c (store_constructor): Don't clobber memory targets.
3127 2001-08-06 Andreas Jaeger <aj@suse.de>
3129 * profile.c (branch_prob): Remove unused variable insn.
3131 * Makefile.in (local-alloc.o): Add dependency on except.h.
3133 * local-alloc.c: Include except.h for can_throw_internal prototype.
3135 2001-08-06 Richard Henderson <rth@redhat.com>
3137 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3138 * function.c (expand_main_function): Implement it.
3139 * doc/tm.texi: Document it.
3141 2001-08-06 Stan Shebs <shebs@apple.com>
3143 * doc/install.texi: Document powerpc-*-darwin* details.
3145 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
3147 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
3148 (ASM_CPU_SPEC): Move back to rs6000.h
3149 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
3151 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
3153 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
3156 * config/rs6000/linux64.h: Ditto.
3158 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
3159 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
3162 Remove accidently readded definitions of FUNCTION_PROLOGUE,
3163 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
3165 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
3168 2001-08-05 Richard Henderson <rth@redhat.com>
3170 * local-alloc.c (update_equiv_regs): Do not move insns that
3173 2001-08-05 Jan Hubicka <jh@suse.cz>
3175 * Makefile.in (reload1.o): Add dedendancy on except.h
3176 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
3178 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
3179 indicating wehther edges has been cleaned up.
3180 * reload1.c: Inlucde except.h
3181 (fixup_abnormal_edges): Accept deleted insns.
3182 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
3185 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3187 * cpplib.c (do_line): Correct line number after pop_buffer.
3189 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
3191 PR preprocessor/3824
3192 * line-map.c: Update comments.
3193 * line-map.h: Update comments.
3194 * tradcif.y: Don't consider large numbers unsigned.
3196 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
3198 PR preprocessor/3081
3199 * c-lex.c (map): New.
3200 (cb_file_change): Update map and use it.
3201 (cb_def_pragma, cb_define, cb_undef): Use map and line.
3202 (c_lex): Update to use map.
3203 * cpperror.c (print_location): Move to using logical line numbers.
3204 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
3205 (cpp_make_system_header): Similarly.
3206 (_cpp_execute_include): Stop line numbering hacks. Store the
3207 line we will return to.
3208 * cpphash.h (CPP_BUF_LINE): Remove.
3209 (struct cpp_buffer): Remove lineno and pseudo_newlines.
3210 Add map and return_to_line.
3211 (_cpp_do_file_change): Update.
3212 * cppinit.c (cpp_start_read): Update line kludge.
3213 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
3214 (trigraph_ok): Use logical line numbers for diagnostics.
3215 (skip_block_comment): Likewise.
3216 (skip_whitespace): Likewise.
3217 (skip_line_comment): Use pfile->line instead.
3218 (_cpp_lex_token): Update to use logical line numbering exclusively.
3219 Handle BOL locally. Accept new lines in directives, but keep
3220 pfile->line decremented. Diagnostics use logical lines. Update
3222 * cpplib.c (SEEN_EOL): New.
3223 (skip_rest_of_line, check_eol): Use it.
3224 (end_directive): Increase line number when accepting the newline
3225 at the end of a directive.
3226 (run_directive): Simplify.
3227 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
3228 (_cpp_do_file_change): Update to take buffer line number as an
3229 argument, and store the current map in the cpp_reader. Remove
3230 line number kludges.
3231 (_cpp_do__Pragma): Restore output position after a _Pragma.
3232 (cpp_push_buffer): Don't set output line or lineno.
3233 (_cpp_pop_buffer): Transfer more info from a faked buffer.
3234 Remove line kludge. Set output_line.
3235 * cppmacro.c (builtin_macro): Update handling of __LINE__.
3236 (parse_arg): Use logical lines.
3237 (save_lookahead_token): Save EOFs too now.
3238 * cppmain.c (struct printer): Fix comments.
3239 (printer_init): Simplify, let caller do errors.
3240 (scan_translation_unit, check_multiline_token, dump_macro): Update.
3241 (maybe_print_line): Simplify.
3242 (print_line): Don't print a linemarker if -P.
3243 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
3244 (cb_file_change): Simplify.
3245 * line-map.h (LAST_SOURCE_LINE): Fix.
3246 (CURRENT_LINE_MAP): New.
3248 2001-08-05 Bernd Schmidt <bernds@redhat.com>
3250 * doloop.c (doloop_modify_runtime): Properly compute number of
3251 iterations if loop was unrolled.
3253 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
3254 if their CSELIB_VAL_PTRs are.
3256 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
3257 (setup_spill_pointers): Initialize it.
3258 (spill_restore_mem): Set it.
3259 (do_spill, do_restore): Use it to add REG_INC note.
3260 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
3262 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
3263 asms if other insns are available.
3265 * config/ia64/ia64.c (condop_operator): New predicate.
3266 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
3267 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
3270 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
3271 temporary register than directly using a MEM.
3273 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
3275 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
3276 parameter in last change.
3278 2001-08-04 Zack Weinberg <zackw@panix.com>
3280 * sparc.md: Don't use #if inside C test expression.
3282 2001-08-04 Richard Henderson <rth@redhat.com>
3284 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
3286 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
3288 * cpphash.h (struct cpp_reader): New member directive_line.
3289 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
3290 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
3291 do_pragma): Pass line to callbacks.
3292 (start_directive): Record line of directive.
3293 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
3294 cb_include): Similarly.
3295 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
3298 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
3300 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
3303 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3305 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
3307 * reload1.c (fixup_abnormal_edges): New static function.
3310 * flow.c (need_fake_edge_p): New function.
3311 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
3312 avoid call insn to be very last insn in the insn stream.
3314 * profile.c (branch_prob): Call flow_call_edges_add instead of
3315 doing that by hand; cleanup cfg to re-merge basic blocks once
3318 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3320 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
3321 are also on line-map.h.
3322 * cppfiles.c (stack_include_file): Update.
3323 * cpphash.h (struct cpp_buffer): New member return_at_eof.
3324 (_cpp_pop_buffer): New.
3325 * cppinit.c (cpp_destroy, cpp_finish): Update.
3326 (do_includes): Mark each buffer to return at EOF.
3327 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
3328 return as requested.
3329 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
3330 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
3331 * cpplib.h (cpp_pop_buffer): Remove.
3332 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
3333 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
3335 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
3337 (do_preprocessing): Update.
3338 * fix-header.c (read_scan_file): Update. No need to pop buffers.
3339 * c-parse.in (_yylex): Similarly.
3340 * scan-decls.c (scan_decls): Similarly.
3341 * line-map.h: Update comments.
3343 * objc/Make-lang.in (objc-act.o): Update dependencies.
3345 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3347 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
3348 and soft register for operand 0.
3349 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
3351 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3353 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
3354 register for operand 0.
3355 ("bitcmpqi_z_used"): Allow memory for operand 0.
3356 (split "bitcmpqi"): New split to handle address reg as operand 1.
3358 2001-08-04 Andreas Jaeger <aj@suse.de>
3360 * gcse.c: Revert Daniel's last patch.
3362 2001-08-03 Zack Weinberg <zackw@stanford.edu>
3364 * sparc-protos.h: Add prototypes for fp_zero_operand and
3366 * sh-protos.h: Add prototype for fpul_operand.
3368 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
3370 * doc/extend.texi (Other Builtins): Fix typo in last change.
3372 2001-08-03 Richard Henderson <rth@redhat.com>
3374 * target.h (gcc_target): Add asm_out.named_section,
3375 section_type_flags, have_named_sections.
3376 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
3377 (TARGET_HAVE_NAMED_SECTIONS): New.
3378 (TARGET_SECTION_TYPE_FLAGS): New.
3380 * Makefile.in (toplev.o): Depend on TARGET_H.
3381 (varasm.o, dbxout.o): Likewise.
3382 * c-common.c (decl_attributes): Check targetm.have_named_sections
3383 instead of ifdef ASM_OUTPUT_SECTION_NAME.
3384 * dbxout.c (dbxout_function_decl): Likewise.
3385 (dbxout_function_end): Likewise.
3386 * toplev.c (compile_file): Likewise.
3387 * varasm.c (exception_section): Likewise.
3388 * cp/decl2.c (finish_objects): Likewise.
3390 * defaults.h (EH_FRAME_SECTION): Remove.
3391 (EH_FRAME_SECTION_ASM_OP): Remove.
3392 (EH_FRAME_SECTION_NAME): New.
3393 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
3394 (UNIQUE_SECTION_P): Remove.
3395 * dwarf2out.c (SECTION_FORMAT): Remove.
3396 (ASM_OUTPUT_SECTION): Remove.
3397 (output_call_frame_info): Use named_section_flags.
3398 (output_comp_unit, dwarf2out_start_source_file): Likewise.
3399 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
3400 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
3401 * varasm.c (in_eh_frame, eh_frame_section): Remove.
3402 (named_section_flags): New.
3403 (named_section): Use it and targetm.section_type_flags.
3404 (resolve_unique_section): New.
3405 (assemble_start_function): Use it.
3406 (asm_emit_uninitialised, assemble_variable): Likewise.
3407 (default_section_type_flags): New.
3408 (default_no_named_section, default_elf_asm_named_section): New.
3409 (default_coff_asm_named_section, default_pe_asm_named_section): New.
3410 * output.h: Update varasm.c decls.
3411 (SECTION_*): New flags.
3413 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
3414 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
3416 * config/elfos.h (UNIQUE_SECTION_P): Remove.
3417 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
3418 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
3419 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
3420 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
3421 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
3422 * config/mips/elf.h, config/mips/elf64.h: Likewise.
3423 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
3424 * config/pa/pa64-hpux.h,
3426 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
3427 (TARGET_ASM_NAMED_SECTION): New.
3428 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
3429 * config/alpha/vms.h, config/arm/coff.h: Likewise.
3430 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
3431 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
3432 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
3433 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
3434 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
3435 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
3436 * config/i386/sco5.h, config/i386/win32.h: Likewise.
3437 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
3438 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
3439 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
3440 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
3441 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
3442 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
3443 * config/sparc/sysv4.h: Likewise.
3445 * config/nextstep.h: Error until named sections implemented.
3447 * config/a29k/a29k.c (a29k_asm_named_section): New.
3448 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
3449 (vms_section_type_flags, vms_asm_named_section): New.
3450 * config/arm/arm.c (arm_elf_asm_named_section): New.
3451 * config/avr/avr.c (asm_output_section_name): Remove.
3452 * config/avr/avr-protos.h: Update.
3453 * config/c4x/c4x.c (c4x_asm_named_section): New.
3454 * config/h8300/h8300.c (h8300_asm_named_section): New.
3455 * config/i386/i386.c (sco_asm_named_section): New.
3456 * config/i386/winnt.c (SECTION_PE_SHARED): New.
3457 (i386_pe_section_type_flags): New.
3458 (i386_pe_asm_named_section): New.
3459 * config/i386/i386-protos.h: Update.
3460 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
3461 * config/mcore/mcore.c (mcore_asm_named_section): New.
3462 * config/mips/mips.c (iris6_asm_named_section): New.
3463 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
3464 instead of UNIQUE_SECTION_P.
3465 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
3466 (xcoff_asm_named_section): New.
3467 * config/sh/sh.c (sh_asm_named_section): New.
3468 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
3470 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
3471 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
3472 (EH_FRAME_SECTION_NAME): New.
3473 (EXCEPTION_SECTION): New.
3474 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
3475 (DEBUG_*_SECTION): Remove.
3476 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
3477 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
3478 (EH_FRAME_SECTION_ASM_OP): Remove.
3480 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
3481 (ASM_OUTPUT_SECTION_NAME): Remove.
3482 (TARGET_ASM_NAMED_SECTION): New.
3483 (TARGET_HAVE_NAMED_SECTIONS): New.
3484 (TARGET_SECTION_TYPE_FLAGS): New.
3485 (EH_FRAME_SECTION_ASM_OP): Remove.
3486 (EH_FRAME_SECTION_NAME): New.
3488 2001-08-03 Zack Weinberg <zackw@stanford.edu>
3490 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
3491 for complex expressions when cfun == 0.
3492 * doc/extend.texi: Document that __builtin_constant_p can be
3493 used in data initializers as well as functions.
3495 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
3497 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
3498 variable I locally, instead of expecting a declaration in the
3501 2001-08-03 Richard Henderson <rth@redhat.com>
3503 * except.c (collect_one_action_chain): Add an explicit cleanup
3504 action if regions surrounding a catch were encoded entirely
3505 within the call-site entry.
3507 2001-08-03 Richard Henderson <rth@redhat.com>
3509 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
3510 don't take REGNO of a non-register.
3512 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3514 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
3515 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
3516 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
3517 (__gthread_mutex_init_function): New function for mutex initialization.
3519 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3521 * Makefile.in: Revert screwed up commit.
3523 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3525 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
3526 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
3527 merged by linker script to get a final _exit().
3528 (__do_global_dtors): New for destructor handling in specific exit
3530 (__do_global_ctors): New for constructors in specific install section.
3531 (__map_data_section): Map data sections before running constructors.
3532 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
3533 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
3534 (DTORS_SECTION_ASM_OP): Likewise.
3535 (CTORS_SECTION_FUNCTION): Define to force a reference to
3537 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
3539 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3541 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
3543 * Makefile.in: Add df.h to gcse.c dependencies.
3545 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3547 * varasm.c (output_constant_def_contents): Use for the length of a
3548 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
3549 depending on which is larger.
3551 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
3553 * gcse.c: Include df.h for use as a dataflow analyzer.
3555 Declaration of reg_set_info: gone.
3556 New df_analyzer variable used by store motion.
3557 (reg_set_info): Deleted.
3558 (mark_mem_regs): New function, analyze regs used by a mem.
3559 (store_ops_ok): Use dataflow analyzer results to determine if
3560 necessary regs are changed in the block.
3561 (find_moveable_store): Remove check for symbol ref, we can handle
3562 much more complex expressions now.
3563 (compute_store_table): Remove most of the code, it's unnecessary
3564 now that the dataflow analyzer records the info for us.
3565 (store_killed_after): Add parameter to say whether to do the
3566 store_ops_okay test, used to speed up testing when we already know
3567 the answer, and just want to know if the store itself was killed.
3568 (build_store_vector): Largely rewritten to calculate the various
3569 vectors properly, and somewhat optimized.
3570 (store_motion): Init the df_analyzer, get REG_DEF chains.
3571 Also handle trapping expressions (since mems almost always trap)
3572 (simple_mem): Redefine what a simple mem is.
3574 2001-08-03 DJ Delorie <dj@redhat.com>
3576 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
3577 set from a constant part of the condition.
3579 2001-08-01 Andrew Cagney <ac131313@redhat.com>
3581 * mkdeps.c (deps_add_default_target): Make local variable
3582 ``start'' a const char pointer.
3583 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
3585 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3587 * doc/install.texi (Configuration): Fix markup.
3588 (Specific, i?86-*-udk): Likewise.
3589 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
3591 Document --enable-threads and --enable-libgcj status.
3592 (Specific, mips-sgi-irix*): Canonicalize triples.
3593 (Specific, mips-sgi-irix5): Warn about problems with this config.
3594 Mention required GNU as patch.
3595 Native assembler problems are fixed.
3596 (Specific, mips-sgi-irix6): Update O32 ABI support status.
3597 Document --enable-threads and --enable-libgcj status.
3599 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3601 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
3604 2001-08-03 Richard Henderson <rth@redhat.com>
3606 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
3609 2001-08-03 Richard Henderson <rth@redhat.com>
3611 * rtlanal.c (find_first_parameter_load): Stop if we
3612 reach a CODE_LABEL at BOUNDARY.
3614 2001-08-03 Richard Henderson <rth@redhat.com>
3616 * config/alpha/alpha.md (force_movdi): New insn.
3617 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
3618 Tweek FRP marking of VMS prologue insns.
3619 * config/alpha/vms.h (EPILOGUE_USES): New.
3621 2001-08-02 Richard Henderson <rth@redhat.com>
3623 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
3625 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3627 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
3628 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
3629 config/convex/convex.h, config/d30v/d30v.c,
3630 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3631 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
3632 config/mips/mips.h, config/mn10200/mn10200.h,
3633 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
3634 config/v850/v850.h, config/vax/openbsd.h,
3635 config/vax/openbsd1.h, config/vax/ultrix.h,
3636 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
3637 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
3638 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
3639 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
3640 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
3641 in comments and documentation.
3643 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3647 * Makefile.in (line-map.o): New.
3648 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
3649 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
3650 * cpperror.c (print_containing_files): Similarly.
3651 (print_location): Update. Don't output a space before _Pragma.
3652 * cppfiles.c (stack_include_file): Set to line 1 immediately.
3653 (stack_include_filee, cpp_make_system_header): Update.
3654 (_cpp_execute_include): Get logical line number right for calling
3655 as-yet-unterminated #include.
3656 * cpphash.h (struct cpp_reader): Add line_maps.
3657 (_cpp_do_file_change): Update.
3658 * cppinit.c (cpp_create_reader): Initialize line maps.
3659 (cpp_destroy): Destroy line maps.
3660 (cpp_start_read): Get logical line number right.
3661 * cpplex.c (parse_string): Only warn once for multi-line strings.
3662 Use boolean variable for null warning.
3663 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
3665 (do_include_common): End the directive early.
3666 (do_line): Don't warn about out-of-range lines in preprocessed
3667 source. Update. Remove unused variables.
3668 (_cpp_do_file_change): Update for new line mapping.
3669 (pragma_cb): New typedef.
3670 (cpp_register_pragma): Stop looking ahead before calling the
3672 (do_pragma_system_header): End directive early.
3673 (cpp_get_line_maps): New.
3674 (cpp_pop_buffer): Fudge logical line. Update.
3675 * cpplib.h: Include line-map.h
3676 (enum cpp_fc_reason): Remove.
3677 (struct cpp_file_change): Update.
3678 (cpp_get_line_maps): New.
3679 * cppmain.c (struct_printer): New member map.
3680 (cb_file_change): Update for new mappings.
3681 * fix-header.c (cb_file_change): Similarly.
3683 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3685 * Makefile.in (libgcc.mk): Define mkinstalldirs.
3686 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
3688 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
3690 * config/vax/vax.c: include expr.h.
3692 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
3694 * Makefile.in ($(srcdir)/configure): Only rebuild in
3696 ($(srcdir)/config.in): Only define in maintainer mode.
3697 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
3699 2001-08-02 David Edelsohn <edelsohn@gnu.org>
3701 * doc/install.texi (Install GCC: Binaries): Update Bull info.
3703 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3705 * gcc.c (set_collect_gcc_options): New function, split out from
3707 Ignore elided switches.
3708 (do_spec_1): Invoke before executing command.
3709 (set_input): Export.
3710 Move declaration ...
3711 * gcc.h (set_input): ... here.
3712 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3715 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
3718 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
3720 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
3722 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
3724 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
3725 for the unnamed instructions it expands to.
3727 2001-08-02 Richard Henderson <rth@redhat.com>
3729 * regclass.c (call_really_used_regs): Conditionally define.
3730 (init_reg_sets_1): Don't use it if not defined.
3731 (fix_register): Similarly, don't set it.
3733 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3735 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
3736 Correct comment that had been missed in the previous change.
3738 2001-08-01 Stan Shebs <shebs@apple.com>
3740 * config/darwin.c (machopic_stub_name): Try matching by name.
3741 (update_stubs): New function.
3742 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
3745 2001-08-01 Richard Henderson <rth@redhat.com>
3747 * except.c (output_function_exception_table): Use assemble_align.
3748 * varasm.c (assemble_eh_label): Remove.
3749 (assemble_eh_align, assemble_eh_integer): Remove.
3751 2001-08-01 Robert Lipe <robertl@caldera.com>
3753 * dwarfout.c: Remove reference to README.DWARF.
3755 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
3757 * regclass.c (call_really_used_regs): New array for registers which
3758 are actually used by a call.
3759 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
3761 (fix_register): Set call_really_used too.
3762 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
3763 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
3765 2001-08-01 Richard Henderson <rth@redhat.com>
3767 * read-rtl.c (read_name): Consider \r whitespace.
3769 2001-07-11 Andrew Cagney <ac131313@redhat.com>
3771 * config.gcc: Recognize powerpc-*-netbsd*.
3773 * doc/install.texi (Host/target specific installation notes for
3774 GCC): Mention powerpc-*-netbsd*.
3776 * config/rs6000/netbsd.h: New file.
3777 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
3778 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
3779 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
3780 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
3781 (TARGET_VERSION): Redefine.
3783 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
3784 mcall-netbsd as a match for mcall-sysv.
3785 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
3786 (ncrti.S, ncrtn.S): New targets.
3787 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
3789 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
3790 "netbsd' as a V4 ABI.
3791 (ASM_SPEC): Check for -mcall-netbsd.
3792 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
3793 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
3794 (LIB_SPEC, ENDFILE_SPEC): Ditto.
3795 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
3796 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
3797 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
3798 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
3800 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
3801 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
3803 2001-08-01 Mark Kettenis <kettenis@gnu.org>
3805 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
3806 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
3807 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
3808 including "unwind-pe.h".
3810 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
3812 * rs6000.md (define_splits): Kill unused constraints.
3814 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
3815 Jan Hubicka <jh@suse.cz>
3817 * function.c (thread_prologue_and_epilogue_insns): Kill code
3818 dealing with non-existent CFG.
3820 2001-08-01 Kazu Hirata <kazu@hxi.com>
3822 * alias.c: Fix comment formatting.
3823 * bitmap.c: Likewise.
3824 * builtins.c: Likewise.
3825 * calls.c: Likewise.
3826 * c-common.c: Likewise.
3827 * c-decl.c: Likewise.
3828 * c-dump.c: Likewise.
3829 * c-lex.c: Likewise.
3830 * collect2.c: Likewise.
3831 * combine.c: Likewise.
3832 * conflict.c: Likewise.
3833 * cppfiles.c: Likewise.
3834 * cppinit.c: Likewise.
3835 * cpplex.c: Likewise.
3836 * cpplib.c: Likewise.
3837 * cppmacro.c: Likewise.
3838 * cppspec.c: Likewise.
3839 * c-pragma.c: Likewise.
3840 * crtstuff.c: Likewise.
3842 * cselib.c: Likewise.
3843 * c-semantics.c: Likewise.
3844 * c-typeck.c: Likewise.
3846 2001-08-01 H.J. Lu <hjl@gnu.org>
3848 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
3850 2001-08-01 H.J. Lu <hjl@gnu.org>
3852 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
3854 2001-08-01 Ziemowit Laski <zlaski@apple.com>
3856 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
3857 contextualizing Objective-C class name lookup by the lexer.
3858 (typespec_reserved_nonattr): Disable ObjC class name lookup after
3860 (protocoldef): Add support for forward @protocol declarations.
3861 (yylexname): Suppress ObjC class name lookup in certain contexts;
3862 re-enable after lookup is complete.
3863 (_yylex): Re-enable ObjC class name lookup when certain
3864 punctuation marks are seen.
3866 * objc/objc-act.c (check_protocol_recursively): New function used
3867 for finding circular dependencies in protocols.
3868 (objc_declare_protocols): New function for handling forward
3869 @protocol declarations.
3870 (receiver_is_class_object): Detect the case when 'self' is used
3871 inside of a class method.
3872 (build_message_expr): Issue a warning if class method is desired
3873 but instance method is found instead.
3874 (conforms_to_protocol): Streamline.
3875 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
3876 protocol Foo, even if 'Bar foo' does not.
3877 (check_protocols): Streamline.
3878 (start_protocol): Add checks for circular and duplicate protocol
3880 (encode_aggregate_within): For typedefs of structs, encode the
3882 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
3883 (objc_declare_protocols): New prototype.
3885 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3887 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
3888 * cpplex.c (handle_newline): Update prototype. Maintain logical
3890 (skip_escaped_newlines, skip_block_comment, parse_string):
3892 (_cpp_lex_token): Update, and store token position within the token.
3893 * cpplib.h (struct cpp_token): Add line and column entries.
3894 * cppmacro.c (replace_args): Position stringified tokens correctly.
3896 2001-08-01 Andreas Jaeger <aj@suse.de>
3898 * basic-block.h: Add prototype for last_loop_beg_note.
3900 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
3902 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
3903 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
3905 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
3906 while handling WITH_CLEANUP_EXPR node. Use second operand calling
3907 expand_decl_cleanup.
3908 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
3910 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
3911 operand while calling simple_cst_equal.
3912 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
3913 operand is the cleanup expression, the third is the RTL_EXPR.
3914 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
3916 2001-07-31 Jeff Sturm <jsturm@one-point.com>
3918 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
3920 2001-07-31 matthew green <mrg@eterna.com.au>
3922 * config.gcc (i386-*-netbsdelf): New description.
3923 * config/i386/netbsd-elf.h: New file.
3925 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
3927 * loop.c (check_dbra_loop): Use single_set to compute
3930 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
3932 PowerPC reorg and support for powerpc64-*-linux*.
3934 Also fixes emitting of constants on 32 bit and 64 bit
3937 * config.gcc: powerpc64-*-linux* is a new target.
3938 Things that needed aix.h now also include xcoff.h
3940 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
3942 Move AIX specific stuff into aix.h.
3943 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
3944 with more than just XCOFF now.
3945 (SET_ASM_OP): Remove, now defined where needed.
3946 (FUNCTION_PROLOGUE): New macro definition.
3947 (FUNCTION_EPILOGUE): New macro definition.
3948 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
3950 * config/rs6000/xcoff.h: New file.
3952 * config/rs6000/linux64.h: New file.
3954 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
3956 2001-07-31 Alan Modra <amodra@bigpond.net.au>
3958 * rs6000.c (print_operand_address): Handle ELF syntax.
3959 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
3960 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
3961 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
3963 2001-07-31 David Edelsohn <edelsohn@gnu.org>
3965 * rs6000.c (rs6000_override_options): Only disable
3966 flag_function_sections for XCOFF.
3967 (exact_log2_cint_operand): New predicate.
3968 (reg_or_{add,sub}_cint64_operand): New predicates.
3969 (add_operand): Compare CONST_INT with fewer function calls.
3970 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
3971 (print_operand, case 'p'): Ensure positive operand.
3972 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
3973 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
3974 (PREDICATE_CODES): Add new predicates.
3975 * rs6000.md (addsi3): Split 32-bit constants more correctly.
3976 (divsi3, modsi3): Ensure positive power-of-2.
3977 (adddi3): Use new predicate. Split 32-bit constants more
3978 correctly. Re-arrange splitter to handle any constant.
3979 (subdi3): Use new predicate.
3980 (divdi3, moddi3): Ensure positive power-of-2.
3981 (movdi): Use rs6000_emit_set_const.
3982 (load_toc_v4_pic_di): Delete.
3984 2001-07-31 Graham Stott <grahams@redhat.com>
3986 * function.c (pad_below): Revert 2001-07-26 patch.
3988 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3990 * reg-stack (convert_regs_1): Fix best edge condition.
3992 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3994 * jump.c (duplicate_loop_exit_test): Better test for jumps
3995 entering the loop; create loop pre_header.
3997 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
3999 * doc/install.texi: Add s390 and s390x as new targets.
4000 * doc/invoke.texi: Add documantation of S/390 and zSeries
4002 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
4004 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4006 * config/m68k/m68k.md: Replace all general_operand with
4007 nonimmediate_operand for all destinations.
4008 * config/m68k/m68k.c (not_sp_operand): Likewise.
4010 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
4012 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
4014 2001-07-30 Richard Henderson <rth@redhat.com>
4016 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
4017 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
4019 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4021 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
4022 Add missing doc strings
4023 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
4024 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
4026 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4028 * i386.c (ix86_output_main_function_alignment_hack): New function.
4029 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
4031 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
4032 edges by EDGE_DFS_BACK flag.
4033 (dump_edge_info): Add dfs_back flag.
4034 * basic-block.h (EDGE_DFS_BACK): New constant.
4035 (mark_dfs_back_edges): Declare.
4036 * alias.c (loop_p): Remove.
4037 (mark_constant_function): Use mark_dfs_back_edges.
4039 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
4040 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
4041 (compensate_edge): Break out from ...
4042 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
4043 (convert_regs_2): Set block_done once block is really done;
4044 Do updating of the predecesors counts.
4046 * toplev.c (rest_of_compilation): Recompute block_for_insn
4047 before post-reload cfg_cleanup.
4048 * function.c (thread_prologue_epilogue_insns):
4049 Call set_block_for_new_insns when emitting prologue directly.
4051 2001-07-30 Andreas Jaeger <aj@suse.de>
4053 * jump.c: Add prototype for mark_modified_reg.
4055 * cse.c (set_live_p): Add unused attribute.
4057 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
4059 (scan_for_source_files): Use long for count to avoid overflow.
4060 (output_data): Likewise.
4061 (output_data): Don't use string concatatenation to silence gcc
4064 * predict.c: Fix typos and grammar.
4066 * gcse.c (insert_insn_end_bb): Remove unused variables.
4068 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
4070 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
4071 (attempt_auto_inc): LIkewise.
4072 (mark_used_reg): Likewise.
4073 (try_pre_increment_1): Likewise.
4074 * regclass.c (regclass): Likewise.
4075 * global.c (allocno_compare): Update comment; change scaling factor.
4076 * local-alloc.c (QTY_CMP_PRI): Likewise.
4077 * regs.h (REG_FREQ_FROM_BB): New.
4078 (REG_FREQ_MAX): Likewise.
4080 2001-07-30 H.J. Lu <hjl@gnu.org>
4082 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
4085 2001-07-30 H.J. Lu (hjl@gnu.org)
4087 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
4088 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4089 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
4091 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
4093 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
4094 as -mthumb-interwork when -mcpu=arm7 is specified.
4096 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4098 * predict.def (noreturn, loop branch, loop exit): Mark as first
4101 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
4103 * combine.c (try_combine): Avoid barrier after noop jumps.
4105 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4107 * cpphash.h (struct cpp_reader): Remove import_warning.
4108 * cpplib.c (skip_rest_of_line): Don't bother turning off
4110 (parse_include): Move include handling to...
4111 (do_include_common): ... here. Move import warning from...
4112 (do_import): ... here.
4113 (do_pragma_poison): Don't do a callback for poison identifiers.
4114 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
4115 * cppmain.c (setup_callbacks): Similarly.
4117 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4119 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
4120 handle multiple sets.
4121 * except.c (sjlj_mark_call_sites): .... here.
4122 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
4124 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4126 Suggested by Richard Henderson and Richard Kenner:
4127 * combine.c (recog_for_combine): Use the fake recog
4128 only if instruction does not match.
4129 * rtl.h (NOOP_MOVE_INSN_CODE): New.
4130 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
4132 * combine.c (try_combine): Discover noop jump as direct jump.
4134 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
4136 * df.c (df_rd_global_compute): Add successors to worklist, not
4138 (df_ru_global_compute): Ditto.
4140 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
4142 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
4143 increment REG_N_SETS.
4145 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
4147 * sbitmap.h: New prototype for sbitmap_a_xor_b.
4149 * sbitmap.c (sbitmap_a_xor_b): New function.
4150 ifdef the basic block stuff on IN_GCC.
4152 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4154 * cppexp.c (parse_defined): Always record the macro name.
4155 (lex): Don't worry about identifiers, or special-case
4157 (_cpp_parse_expr): Figure out at the end of the routine
4158 whether we saw a valid !defined() expression.
4159 * cppfiles.c (stack_include_file): Update for mi_valid.
4160 (_cpp_pop_file_buffer): Similarly.
4161 * cpplex.c (_cpp_lex_token): Similarly.
4162 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
4163 mi_if_not_defined, mi_lexed): Remove.
4165 * cpplib.c (do_if): Simplify.
4166 (do_endif, push_conditional, _cpp_handle_directive): Update
4167 for renaming of mi_state to mi_valid.
4169 * cpp.texi: Add index entries for digraphs, and add comment
4170 that C++ refers to them as alternative tokens.
4172 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4174 * basic-block.h (CLEANUP_PRE_LOOP): New.
4175 * except.c (finish_eh_generation): Update call of cleanup_cfg.
4176 * sibcall.c (optimize_sibling_calls): Likewise.
4177 * toplev.c (rest_of_compilation): Likewise.
4178 * flow.c (try_forward_edges): Take argument MODE;
4179 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
4180 (try_optimize_cfg): Update call of try_forward_edges.
4182 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4183 Jan Hubicka <jh@suse.cz>
4185 * (validate_replace_rtx_1): Fix simplification of MINUS.
4187 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
4189 PR preprocessor/3669
4190 * cppinit.c (init_dependency_output): Turn off dump requests
4191 if sending dependencies to stdout.
4193 2001-07-28 Richard Henderson <rth@redhat.com>
4195 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
4198 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
4200 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
4202 2001-07-28 Kazu Hirata <kazu@hxi.com>
4204 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
4205 is VAR_DECL first to prevent an ICE.
4207 2001-07-28 Richard Henderson <rth@redhat.com>
4209 * varasm.c (immed_real_const_1): Don't elide special cases for
4211 (clear_const_double_mem): Clear const_tiny_rtx too.
4213 2001-07-28 Richard Henderson <rth@redhat.com>
4215 * dwarf2out.c (dw_val_class_offset): New.
4216 (struct dw_ranges_struct, dw_ranges_ref): New.
4217 (ranges_table, ranges_table_allocated): New.
4218 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
4219 (add_AT_offset, add_ranges, output_ranges): New.
4220 (print_die, output_die): Handle dw_val_class_offset.
4221 (attr_checksum, size_of_die, value_format): Likewise.
4222 (gen_lexical_block_die): Handle non-contiguous blocks.
4223 (gen_block_die): Likewise.
4224 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
4225 if needed. Dump the ranges table.
4226 * final.c (final_start_function): Remove unnecessary notes and
4227 rebuild the block tree before numbering the blocks.
4228 * function.c (reorder_blocks_0): Walk the existing block tree
4229 to unmark all blocks.
4230 (reorder_blocks_1): Create block fragments when duplicate block
4232 (reorder_fix_fragments): New.
4233 (reorder_blocks): Call it.
4234 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
4236 2001-07-28 Richard Henderson <rth@redhat.com>
4238 * emit-rtl.c (adjust_address): Make a copy of the memory address.
4240 2001-07-28 Richard Henderson <rth@redhat.com>
4242 * flow.c (add_to_mem_set_list): New function.
4243 (init_propagate_block_info): Use it.
4244 (mark_set_1): Likewise.
4245 (insn_dead_p): Canonicalize memory address for dead store
4246 comparison. Allow wider mode stores to kill narrower mode stores.
4247 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
4248 (invalidate_mems_from_set): Don't handle MEMs.
4250 2001-07-28 Kazu Hirata <kazu@hxi.com>
4252 * config/h8300/h8300.h: Fix formatting.
4254 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4256 * basic-block.h (EDGE_FREQUENCY): New macro.
4257 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
4259 * flow.c (find_sub_basic_blocks): Likewise.
4260 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
4261 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
4263 * predict.c (DEF_PREDICTOR): New argument FLAGS.
4264 (HITRATE): New macro.
4265 (PRED_FLAG_FIRST_MATCH): New constant.
4266 (predictor_info): New field flgags.
4267 (combine_predictions_for_insn): Use DS theory to combine
4268 probabilities; set the edge probabilities when finished.
4269 (estimate_probability): Avoid duplicated matches
4270 of LOOP_BRANCH heuristics for nested loops; update comment.
4271 * predict.def: Add flags for each prediction, set probabilities
4272 according to B&L paper.
4273 * predict.h (DEF_PREDICTOR): New argument FLAGS.
4275 * profile.c (compute_branch_probabilities): Cleanup way the edge
4276 probabilities are computed and REG_BR_PROB notes are dropped; if
4277 values does not match, emit error.
4278 (init_branch_prob): Do error instead of warning when profile driven
4279 feedback is missing or corrupt.
4281 2001-07-27 DJ Delorie <dj@redhat.com>
4283 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
4284 against a constant, try to adjust the compare to have the desired
4285 constant in it so that min/max optimizations happen more often.
4287 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4289 * flow.c (last_loop_beg_note): New function.
4290 (redirect_edge_and_branch): Use it.
4291 (split_edge): Likewise.
4293 * alias.c (loop_p): Avoid uninitialized memory access.
4295 * flow.c (try_forward_edges): Avoid accessing freed memory.
4297 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
4300 2001-07-26 Andrew Haley <aph@redhat.com>
4301 Joern Rennecke <amylaar@redhat.com>
4303 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
4304 (SUBTARGET_CPP_ENDIAN_SPEC): New.
4305 (SUBTARGET_CPP_SPEC): New.
4307 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
4308 (SUBTARGET_CPP_PTR_SPEC): New.
4309 (CPP_DEFAULT_CPU_SPEC): New.
4310 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
4311 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
4312 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
4313 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
4314 (SUBTARGET_CPP_SPEC): Define as an empty string.
4316 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4318 * doc/install.texi (Configuration): Properly link the host
4319 specific instructions also when generating HTML.
4321 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
4323 * flow.c (redirect_edge_and_branch_force): Test
4324 target->global_live_at_start.
4326 2001-07-26 Richard Henderson <rth@redhat.com>
4328 * simplify-rtx.c (avoid_constant_pool_reference): Export.
4329 * rtl.h (avoid_constant_pool_reference): Declare it.
4330 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
4331 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
4333 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4335 * rtl.h (cleanup_barriers): Declare.
4336 * jump.c (cleanup_barriers): New function.
4337 * toplev.c (rest_of_compilation): Call cleanup_barriers
4338 before loop optimizer and after bb_reorder.
4340 * flow.c (back_edge_of_syntactic_loop_p): New.
4341 (split_edge): Use it.
4343 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4345 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
4347 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
4349 * cse.c (cse_process_notes): Replace any registers if the address
4352 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
4354 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
4355 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
4356 (propagate_block): Update prototype.
4357 * flow.c (update_life_info): Simplify the CFG and
4358 recalculate the global regs which are alive when
4359 removing dead code during a global update.
4360 (propagate_block): Return non-zero if an INSN is
4363 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4365 * Makefile.in (LIBICONV): Define.
4367 2001-07-26 Catherine Moore <clm@redhat.com>
4369 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
4370 of conditional to avoid tree checking errors.
4372 2001-07-26 Kazu Hirata <kazu@hxi.com>
4374 * regmove.c (regmove_optimize): Don't replace a reg with
4375 another reg of a different mode.
4377 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
4379 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
4380 limit length of dependancy flush list.
4381 * params.h (MAX_PENDING_LIST_LENGTH): Define.
4382 * sched-int.h (struct deps): Add pending_flush_length field.
4383 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
4384 has 1 element in it.
4385 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
4386 (sched_analyze): After a jump, if the pending memory flush list is too
4387 large, flush the pending lists.
4388 (init_deps): Initialize pending_flush_length to 0.
4389 * doc/invoke.texi (max_pending_list_length): Document parameter.
4391 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
4393 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
4394 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
4395 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
4397 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4399 * cpphash.h (struct_lexer_state): Delete was_skipping.
4400 Move skipping here from struct cpp_reader.
4401 * cpplex.c (parse_identifier): Update.
4402 (_cpp_lex_token): Don't skip tokens in a directive.
4403 * cpplib.c (struct if_stack): Update.
4404 (start_directive, end_directive): Don't change skipping state.
4405 (_cpp_handle_directive): Update.
4406 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
4407 (do_else, do_endif): Update; only check for excess tokens if not
4408 in a skipped conditional block.
4409 (push_conditional): Update for new struct if_stack.
4411 2001-07-26 Graham Stott <grahams@redhat.com>
4413 * function.c (locate_and_pad_parm): Also pad initial offset
4414 so that the total argument size also includes the padding.
4416 2001-07-26 Graham Stott <grahams@redhat.com>
4418 * gensupport.c (alter_output_for_insn): Correct enable checking failure
4419 change XSTR to XTMPL.
4421 (process_one_cond_exec): Likewise
4423 2001-07-25 Richard Henderson <rth@redhat.com>
4425 * varasm.c (assemble_variable): Create DECL_RTL before setting
4428 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
4430 * predict.c (estimate_probability): Avoid duplicated predictions.
4432 * loop.c (find_and_verify_loops): Grok multiple barriers.
4434 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4436 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
4438 * dbxout.c: Consistently use putc instead of fputc.
4439 (print_wide_int): New function; call instead of direct fprintf.
4440 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
4441 (dbxout_type_fields, dbxout_type_method_1): Likewise.
4442 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
4443 (print_int_cst_octal): Likewise.
4444 (print_octal): Show we wrote characters.
4445 (dbxout_type): Set have_used_extensions in more places.
4447 2001-07-25 Catherine Moore <clm@redhat.com>
4449 * config/v850/v850.c (v850_va_arg): Use addr
4450 instead of valist to build incr.
4452 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
4454 * flow.c (delete_dead_jumptables): New function.
4455 (life_analyzis): Call it.
4456 * bb-reorder.c (skip_insns_after_block): Handle contradictory
4459 2001-07-25 Richard Henderson <rth@redhat.com>
4461 * except.c (reachable_handlers): Handle a region being removed
4462 out from under a RESX.
4464 2001-07-25 Richard Henderson <rth@redhat.com>
4466 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
4467 swap GE/GT if it is an fp comparison.
4469 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
4471 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
4474 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
4476 * ssa.c (rename_insn_1): Do not wrap an assignment to a
4477 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
4480 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
4482 (visit_expression): When attempting to simplify an expression,
4483 retrieve any modes for arguments before they are simplified
4486 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
4487 Janis Johnson <janis@us.ibm.com>
4489 * stmt.c (expand_goto): A nonlocal goto can be a call too.
4490 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
4491 pointer parameters to match documented usage of nonlocal_goto.
4492 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
4493 parameters to their correct order.
4494 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
4495 parameters to their correct order.
4497 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
4499 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
4501 2001-07-25 Jan Hubicka <jh@suse.cz>
4502 Richard Henderson <rth@redhat.com>
4504 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
4506 (make_edges): New argument update_p; populate the edge cache if set.
4507 (find_basic_blocks): Update make_edges invocation.
4509 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4511 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
4513 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4515 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
4516 -Acpu and -Amachine.h.
4517 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
4518 Corrected header to say ELF not a.out.
4519 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
4520 when given -msoft-float.
4522 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4524 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
4525 extra multilib parts like arm-elf.
4526 (i960-*-coff*, i960-*-rtems): Should not use collect2.
4527 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
4528 crtfini.o as extra multilib parts.
4530 2001-07-24 Joel Sherrill <joel@OARcorp.com>
4532 * configure.in: Add rtems as a supported thread model.
4533 * gthr-rtems.h: Add missing entry point __gthread_active_p.
4534 * configure: Rebuilt.
4536 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
4538 * stor-layout.c (get_mode_alignment): make it work when
4539 BITS_PER_UNIT is not a power of two.
4540 * builtins.c (get_pointer_alignment): Likewise.
4542 2001-07-24 Richard Henderson <rth@redhat.com>
4544 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
4545 the retrieved constant into the expected mode.
4547 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4549 * flow.c (try_simplify_condjump): Avoid duplicated edges.
4550 (verify_flow_info): Check for duplicated edges; clarify
4553 * flow.c (block_label): Update basic_block_for_insn.
4554 (commit_edge_insertions): Call compute_bb_for_insn.
4556 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
4559 * flow.c (redirect_edge_and_branch,
4560 try_optimize_cfg): Use redirect_edge_succ_nodup
4561 (redirect_edge_succ_nodup): New.
4562 * basic_block.h (redirect_edge_succ_nodup): Declare.
4564 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
4567 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4569 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
4570 (try_crossjump_to_edge): Update commetns.
4571 (try_crossjump_bb): Likewise.
4573 2001-07-24 Richard Henderson <rth@redhat.com>
4575 * combine.c (distribute_notes): Move set of need_refresh
4576 for noop_move_p down to catch all cases.
4578 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
4580 * recog.c (split_all_insns_noflow): New.
4581 * rtl.h (split_all_insns_noflow): Declare.
4582 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
4583 * m68hc11.c (m68hc11_reorg): Likewise.
4584 * sh.c (machine_dependent_reorg): Likewise.
4585 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
4588 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4590 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
4591 (ashlsi3_n splitter): Likewise.
4592 (lshrsi3_n splitter): Likewise.
4594 (GOTaddr2picreg): Make const SImode.
4595 (sym_label2reg): Likewise.
4596 (symGOT2reg): Likewise.
4597 (symGOTOFF2reg) Likewise.
4599 (casesi_worker_0): Make unspec SImode.
4601 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
4603 * config/sh/sh.c (barrier_align): Check that an operand really is
4604 an insn before extracting its INSN_CODE.
4606 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
4608 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
4611 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
4612 for SImode to prevent overflow.
4614 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4616 * config/mips/irix6-libc-compat.c: New file.
4617 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
4618 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
4621 2001-07-24 lars brinkhoff <lars@nocrew.org>
4623 * rtl.texi (REG_POINTER): Document.
4624 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
4625 QFmode, HFmode, TQFmode, QCmode, and HCmode.
4627 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4629 * flow.c (delete_noop_moves): Do not confuse libcall regions.
4631 2001-07-23 Richard Henderson <rth@redhat.com>
4633 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
4635 2001-07-23 Kazu Hirata <kazu@hxi.com>
4637 * config/h8300/h8300-protos.h: Add a prototype for
4638 general_operand_dst_push.
4639 * config/h8300/h8300.c (general_operand_dst_push): New.
4640 * config/h8300/h8300.h (OK_FOR_T): New.
4641 (EXTRA_CONSTRAINT): Use it.
4642 * config/h8300/h8300.md (movqi_push): Remove and integrate into
4643 the existing movqi pattern.
4644 (movhi_push): Likewise.
4646 * reload.c: Fix comment typos.
4648 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4650 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
4652 2001-07-23 H.J. Lu (hjl@gnu.org)
4654 * doc/extend.texi: Update __builtin_return_address and
4655 __builtin_frame_address.
4657 2001-07-23 Richard Henderson <rth@redhat.com>
4659 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
4661 * config/i386/i386.md: New setcc+movzbl peephole2.
4663 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4665 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
4666 * objc/objc-act.c: Include debug.h.
4667 (synth_module_prologue): Save and restore debug hooks too.
4669 2001-07-23 lars brinkhoff <lars@nocrew.org>
4671 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
4672 and C4X_FLOAT_FORMAT.
4673 (BOOL_TYPE_SIZE): Document.
4675 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
4677 * unroll.c (loop_iterations): Fix miscalculation of initial
4680 2001-07-13 Andrew Haley <aph@redhat.com>
4682 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
4683 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
4684 * config/sh/sh.c (sh_can_redirect_branch): New function.
4685 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
4686 * reorg.c (steal_delay_list_from_target): Use
4687 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
4689 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4691 * flow.c (try_simplify_condjump): Unlink insn chain on
4692 fallthru edge; use can_fallthru.
4694 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4696 * basic-block.h (find_sub_basic_block): Declare.
4697 * flow.c (make_edges): New arguments MIN and MAX;
4698 (find_sub_basic_blocks): Revamp to use make_edges
4699 and purge_dead_edges.
4700 (find_basic_blocks): Update call of find_sub_basic_block.
4702 * recog.c (split_all_insns): Always expect CFG to be consistent;
4703 call find_sub_basic_blocks in case something has changed.
4704 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
4707 * basic-block.h (delete_noop_moves): Declare.
4708 * combine.c (combine_instructions): Call it.
4709 (recog_for_combine): Tolerate noop moves
4710 (distribute_notes): Force refresh when register dies at noop move.
4711 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
4713 (life_analysis): Update delete_noop_moves call.
4714 (set_noop_p): Move too ...
4715 * rtlanal.c (noop_move_p): ... here.
4716 * rtl.h (noop_move_p): Declare.
4718 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
4719 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
4721 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
4722 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
4724 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
4726 * reload.c (push_reload): Fix typo in comment.
4727 (find_reloads_address): Ditto.
4728 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
4730 2001-07-22 Richard Henderson <rth@redhat.com>
4732 * flow.c: Grammar check and clarify a lot of comments.
4733 (try_simplify_condjump): Rename variables to be clearer.
4734 (try_forward_edges): Skip complex and fallthru edges.
4735 Rearrange tests to avoid duplicate checks.
4736 (flow_find_cross_jump): Likewise.
4737 (outgoing_edges_match): Allow match if neither branch has
4738 probability data. Loosen probability match to 5%.
4739 (try_crossjump_to_edge): Hoist repeated indirection into
4741 (try_crossjump_bb): Don't check complex edges. Eliminate
4742 redundant crossjump tests.
4743 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
4744 checks before more expensive checks.
4746 2001-07-22 Richard Henderson <rth@redhat.com>
4748 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
4749 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
4752 2001-07-22 Richard Henderson <rth@redhat.com>
4754 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
4755 (const_sint32_operand): Likewise.
4756 * m68k.md (anon mulsi pattern): Use const_int_operand not
4757 const_sint32_operand.
4758 (umulsi3_highpart): Zero extend a constant input.
4759 (smulsi3_highpart): Don't bother checking SImode constant.
4760 (const_umulsi3_highpart): Give op3 DImode.
4761 (const_smulsi3_highpart): Likewise.
4763 2001-07-22 Richard Henderson <rth@redhat.com>
4765 * flow.c (split_block): Make sure bb_note is included in the
4766 new block when splitting before a label.
4768 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4770 * basic-block.h (redirect_edge_and_branch_force,
4771 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
4772 * flow.c (redirect_edge_and_branch_force,
4773 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
4774 (redirect_edge_and_branch_force): Fix copying of lifeness information.
4775 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
4776 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
4777 instead of label; update CFG after transformation.
4778 (find_if_case_1): Update call, use redirect_edge_and_branch_force
4779 for finishing the transformation; handle even case where ELSE
4780 does not follow THEN.
4781 (find_if_case_2): Update call of dead_or_predictable; simplify
4784 * emit-rtl.c (split_branch_probability): New global variable.
4785 (try_split): Take care to set split_branch_probability and
4786 create REG_BR_PROB note for new jump insns.
4787 * md.texi (define_split): Document new feature.
4789 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
4791 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4793 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
4794 (asm_out_file): Remove redundant declaration.
4795 (assemble_asm): Remove old #if 0 block.
4796 (assemble_variable): Remove end of function; debug output is
4797 now handled with global_decl. Remove old #if 0 block. Update.
4798 Remove saved_in_section and associated no-op code.
4799 * Makefile.in (varasm.o): Correct dependencies.
4801 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
4803 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4804 the definition in defaults.h.
4806 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
4808 * jump.c: Update comments.
4809 (delete_barrier_successors, delete_unreferenced_labels,
4810 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
4811 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
4812 jump_optimize, jump_optimize_minimal): Kill.
4813 (rebuild_jump_labels): Move code from jump_optimize_1.
4814 (purge_line_number_notes): Likewise.
4815 (copy_loop_headers): Likewise.
4816 * reg-stack.c: Update comment.
4818 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
4819 JUMP_AFTER_REGSCAN): Kill.
4820 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
4821 purge_line_number_notes and copy_loop_headers.
4823 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
4824 Richard Henderson <rth@redhat.com>
4826 * dbxout.c (dbxout_global_decl): New.
4827 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4828 * sdbout.c (sdbout_finish): New.
4829 (sdbout_debug_hooks): Use it, add comments.
4830 (sdbout_global_decl): Defer initialised public vars to
4832 * varasm.c (assemble_variable): Don't output debug information
4833 for file-scope variables.
4835 2001-07-22 Richard Henderson <rth@redhat.com>
4837 * config/alpha/alpha.c (get_trap_mode_suffix): New.
4838 (get_round_mode_suffix): New.
4839 (print_operand): Use them for [/]. Remove support for [&'`()+].
4840 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
4841 * config/alpha/alpha.md (attr round_suffix): New.
4842 (attr trap_suffix): New.
4843 (all insns): Set them appropriately. Use %/ instead of the
4846 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4848 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
4850 2001-07-22 Richard Henderson <rth@redhat.com>
4852 * regrename.c (regrename_optimize): Compute nregs for each
4853 potential target register.
4855 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
4856 Richard Henderson <rth@redhat.com>
4858 * dbxout.c (dbxout_global_decl): New.
4859 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
4860 * sdbout.c (sdbout_finish): New.
4861 (sdbout_debug_hooks): Use it, add comments.
4862 (sdbout_global_decl): Defer initialised public vars to
4864 * varasm.c (assemble_variable): Don't output debug information
4865 for file-scope variables.
4867 2001-07-21 H.J. Lu (hjl@gnu.org)
4869 * config/mips/mips.c (mips_cpu): Moved into ...
4870 (override_options): Here.
4872 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
4874 (mips_cpu): Removed.
4876 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4878 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
4879 ("iorqi3"): Likewise.
4880 ("xorqi3"): Likewise.
4881 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
4882 ("*subhi3_sp): Likewise.
4883 ("*subhi3"): Likewise.
4884 ("extendhisi2"): Accept D, X and Y as source operand to avoid
4887 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
4889 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
4890 * config/freebsd.h: Likewise.
4891 * config/linux.h: Likewise.
4892 * config/openbsd.h: Likewise.
4893 * config/alpha/linux-elf.h: Likewise.
4894 * config/arm/linux-elf.h: Likewise.
4895 * config/d30v/d30v.h: Likewise.
4896 * config/fr30/fr30.h: Likewise.
4897 * config/ia64/aix.h: Likewise.
4898 * config/ia64/ia64.h: Likewise.
4899 * config/mips/linux.h: Likewise.
4900 * config/pj/pj.h: Likewise.
4901 * config/rs6000/linux.h: Likewise.
4902 * config/sparc/linux.h: Likewise.
4903 * config/sparc/linux64.h: Likewise.
4905 2001-07-20 Bruce Korb <bkorb@gnu.org>
4907 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
4908 because getc() and char* may disagree on signedness.
4910 2001-07-20 Richard Henderson <rth@redhat.com>
4912 * doc/rtl.texi (REG_DEAD): Update for current semantics.
4914 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
4915 insns to delete in the presence of cc0 in a jump insn.
4917 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4918 Jan Hubicka <jh@suse.cz>
4920 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
4921 of doing the change by hand.
4923 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4925 * rtlanal.c (set_noop_p): Return true for noop jumps.
4927 * expr.c (emit_single_push_insn): Add call to push expander.
4928 * expr.h (optab_index): Add OTI_push
4929 (push_optab): New constant.
4930 * genopinit.c (optabs): Add push_optab.
4931 * optabs.c (init_optab): Init push optab.
4932 * md.texi (push??1): Document
4934 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4936 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
4937 expand to emit the pattern; put a REG_INC note for push/pop
4939 ("movdf", "movdf_internal"): Likewise.
4940 ("movsi", "movsi_internal"): Likewise.
4941 ("movsf", "movsf_internal"): Likewise.
4942 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
4944 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4946 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
4949 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
4951 * params.def: Change default max inline insns to 100.
4953 2001-07-20 Diego Novillo <dnovillo@redhat.com>
4955 * combine.c (combine_simplify_rtx): Generate a new shift operation
4956 when simplifying the first operand of a (neg (ashift)) expression.
4958 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4960 * regclass.c (N_REG_INTS): Use only 32 bits per element.
4962 2001-07-20 Kelley Cook <kelley.cook@home.com>
4964 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
4965 information. Move rest into ...
4966 (*-*-solaris): ... here. Eliminate redundant information and
4967 reword necessary packages section. Delete 4.x assembler bug info.
4968 (sparc-sun-*): Merge into ...
4969 (sparc-sun-sunos*): here.
4971 2001-07-20 Catherine Moore <clm@redhat.com>
4973 * config/v850/v850.md (casesi): Generate LABEL_REF
4976 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4978 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
4979 * i386.c (ix86_zero_extend_to_Pmode): Make global.
4980 * i386.md (strclrsi expander): Use it.
4982 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4984 * integrate.c (copy_insn_list): handle
4985 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
4986 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
4987 identically as to CODE_LABEL.
4989 * fold-const (fold): Convert A/B/C to A/(B*C) and
4992 * except.c (connect_post_landing_pads): Delete the RESX insns.
4994 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
4996 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
4998 * config/mips/mips.md (nmadd/nmsub): Use macro.
5000 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
5002 * cppinit.c (remove_dup_dir): Make static.
5003 (remove_dup_dirs): Make static. Only warn about preempting a
5004 system directory with a non-system directory.
5006 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5008 * ifcvt.c (noce_try_store_flag_constants): Correct order
5009 of parameters to trunc_int_for_mode.
5011 2001-07-19 Mark Mitchell <mark@codesourcery.com>
5013 * reorg.c (fill_simple_delay_slots): If an instruction might throw
5014 an exception that will be caught within this function, do not fill
5015 its delay slot with any subsequent instruction.
5017 2001-07-19 Steve Ellcey <sje@cup.hp.com>
5019 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
5020 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
5021 pointer extension instruction.
5022 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
5023 * simplify-rtx.c (simplify_unary_operation) Likewise.
5024 * explow.c (convert_memory_address) Check value of
5025 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
5027 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
5028 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
5029 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
5030 Add Multilib Support.
5031 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
5032 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
5033 Add Multilib Support.
5034 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
5036 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
5037 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
5038 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
5040 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
5042 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
5043 old and new operands in `<', `3' and `b'.
5045 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5047 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
5048 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
5049 (toplev.o): Don't depend on xcoffout.h.
5050 * c-decl.c: Include debug.h
5051 (duplicate_decls): Use debug hook.
5052 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
5053 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5054 (dbxout_types): Remove.
5055 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
5056 * debug.c (do_nothing_debug_hooks): Update.
5057 (debug_true_tree, debug_nothing_rtx): New.
5058 * debug.h (struct rtx_def): New.
5059 (struct gcc_debug_hooks): New hooks ignore_block,
5060 outlining_inline_function and label.
5061 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
5062 dwarf2out_frame_finish): New.
5063 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
5064 Make static, update prototype.
5065 (dwarf2_debug_hooks): Update.
5066 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
5067 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
5068 * dwarfout.c (dwarf_debug_hooks): Update.
5069 * emit-rtl.c: Include debug.h.
5070 (remove_unnecessary_notes): Use debug hook.
5071 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
5072 (final_scan_insn): Use debug hook.
5073 * integrate.c (output_inline_function): Use debug hook.
5074 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
5075 (sdb_debug_hooks): Update.
5076 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
5077 * toplev.c: Don't include xcoffout.h.
5078 (note_outlining_of_inline_function, debug_ignore_block): Remove.
5079 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
5081 * tree.h (dwarf2out_do_frame): Remove.
5083 2001-07-19 Catherine Moore <clm@cygnus.com>
5085 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
5087 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5089 * reload1.c (eliminate_regs_in_insn): When updating a set
5090 to the frame pointer to the hardware frame pointer, perform
5091 the update always not just when REPLACE is set.
5093 * reload1.c (choose_reload_regs): Don't inherit a reload
5094 that crosses multiple registers if registers past the first
5095 don't fit in the desired class.
5097 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
5098 when negating constants.
5100 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
5102 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
5103 * doc/tree.texi: Ditto.
5105 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
5106 Jakub Jelinek <jakub@redhat.com>
5108 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
5109 (extract_cie_info): Handle "eh" augmentation properly,
5111 (struct frame_state, __frame_state_for): New.
5113 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5115 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
5116 HANDLE_SYSV_PRAGMA): Define.
5117 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
5119 (copy_object): Caller changed.
5121 2001-07-19 Andreas Schwab <schwab@suse.de>
5123 * configure.in (assembler dwarf2 debug_line support): Define nop
5125 * configure: Regenerated.
5127 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5129 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
5131 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
5132 to conditionally compiled block.
5133 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5134 * dbxout.h (dbxout_function): Remove.
5135 * debug.c (do_nothing_debug_hooks): Update.
5136 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
5137 global_decl, deferred_inline_function.
5138 * dwarf2out.c (dwarf2_debug_hooks): Update.
5139 (dwarf2out_global_decl): New.
5140 * dwarfout.c: Don't include dwarfout.h.
5141 (dwarfout_global_decl, dwarfout_function_decl,
5142 dwarfout_deferred_inline_function): New.
5143 (dwarf_debug_hooks): Update.
5144 * dwarfout.h: Remove.
5145 * final.c: Don't include dwarfout.h.
5146 * sdbout.c (sdbout_global_decl): New.
5147 (sdbout_debug_hooks): Update.
5148 * toplev.c: Don't include dwarfout.h.
5149 (check_global_declarations, rest_of_compilation): Use new debug hooks.
5150 (note_deferral_of_defined_inline_function): Remove.
5151 * toplev.h (note_deferral_of_defined_inline_function): Remove.
5152 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
5153 * ch/lex.c: Don't include dwarfout.h.
5154 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
5155 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
5156 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
5157 * cp/optimize.c: Include debug.h.
5158 (maybe_clone_body): Use debug hook.
5159 * cp/semantics.c: Include debug.h.
5160 (expand_body): Use debug hook.
5161 * po/POTFILES.in: Remove dwarfout.h.
5163 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5165 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
5166 * c-parse.in (yyerror, _yylex): Similarly.
5167 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
5168 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
5170 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
5171 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
5173 2001-07-18 Jeff Sturm <jsturm@one-point.com>
5175 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
5176 in-class declaration at -g1. Fixes c++/2814.
5178 2001-07-18 Richard Henderson <rth@redhat.com>
5180 * doc/md.texi (reload_in/out): Document restrictions in predicates
5181 and constraints for these patterns. Document empty string matching
5184 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5186 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
5188 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5190 * cse.c: Undo my previous patch.
5192 2001-07-18 Tom Tromey <tromey@redhat.com>
5195 * configure: Rebuilt.
5196 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
5198 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
5200 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
5201 Jan Hubicka <jh@suse.cz>
5203 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
5204 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
5205 * jump.c (mark_jump_label): Do not forward branches.
5207 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
5209 * cse.c (delete_trivially_dead_insns): Delete the libcall block
5210 when return value is unused.
5212 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5214 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
5216 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
5218 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
5219 on error. We can't blindly return the result of
5220 pthread_mutex_trylock because it returns a positive number on
5221 error, while we must return -1 on error.
5222 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
5224 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
5226 2001-07-18 Andreas Jaeger <aj@suse.de>
5228 * integrate.c (output_inline_function): Correct type of debug_hooks.
5230 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
5232 * combine.c (combine_simplify_rtx): DIV can be treated
5233 associatively for floats if unsafe math optimisations are enabled.
5235 2001-07-17 Richard Henderson <rth@redhat.com>
5237 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
5239 2001-07-17 Richard Henderson <rth@redhat.com>
5241 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
5242 don't force the function address into a register.
5243 (expand_call, emit_library_call_value_1): Update callers.
5244 * builtins.c (expand_builtin_apply): Likewise.
5245 * expr.h (prepare_call_address): Update decl.
5247 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
5249 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
5251 * config/i386/chorus.h: Move up.
5252 * config/sparc/chorus.h: Likewise.
5253 * config/rs6000/chorus.h: Likewise.
5254 * config/chorus.h: Moved here.
5256 2001-07-17 Andreas Schwab <schwab@suse.de>
5258 * configure.in (assembler eh_frame optimization): Handle big
5260 * configure: Regenerated.
5262 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
5264 * expr.c (epxand_expr): Convert divisions into multiplications by
5265 reciprocals if -ffast-math.
5267 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
5269 * dbxout.c (dbxout_really_begin_function): Rename to
5270 dbxout_begin_function.
5271 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5272 (dbxout_begin_function): Remove.
5273 (dbxout_function): Update.
5274 (dbxout_source_line): Update prototype.
5275 * dbxout.h (dbxout_begin_function): Remove.
5276 * debug.c (do_nothing_debug_hooks): Update.
5277 (debug_nothing_tree): Update.
5278 (debug_nothing_charstar_rtx): Remove.
5279 * debug.h (union tree_node): Declare.
5280 (struct rtx_def): Remove.
5281 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
5282 begin_function. Change source_line prototype.
5283 (debug_nothing_tree): New.
5284 (debug_nothing_charstar_rtx): Delete.
5285 (dwarf2out_begin_prologue): Moved from ...
5287 * dwarf2out.c (dwarf2_debug_hooks): Update.
5288 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
5289 debug info, call dwarf2out_source_line.
5290 (dwarf2out_souce_line): Update prototype.
5291 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
5292 Change prototype, make static.
5293 (dwarfout_source_line): Update prototype.
5294 (dwarf_debug_hooks): Update.
5295 * dwarfout.h (dwarfout_begin_function): Remove.
5296 * final.c (final_start_function, final_scan_insn): Use appropriate
5297 debug hooks, update to use notice_source_line.
5298 (output_source_line): Rename notice_source_line. Don't call the
5299 source_line debug hook.
5300 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
5301 make static, update prototype.
5302 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
5304 (sdbout_end_prologue): New.
5305 (sdbout_source_line): Update prototype.
5306 (sdbout_debug_hooks): Update.
5307 (sdbout_symbol): Remove unused var.
5308 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
5310 * varasm.c: Include debug.h.
5311 (assemble_start_function): Use begin_function debug_hook.
5312 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
5313 update with prototype.
5314 (xcoffout_source_line): Update prototype.
5315 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
5317 (xcoffout_source_line): Update prototype.
5319 2001-07-17 Richard Henderson <rth@redhat.com>
5321 * c-typeck.c (build_binary_op): Do not shorten unsigned
5322 right shift after sign extension.
5324 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
5326 * combine.c (combine_simplify_rtx): Attempt to simplify
5327 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
5329 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
5330 (simplify_binary_operation, simplify_unary_operation,
5331 simplify_relational_operation): Use it.
5333 * combine.c (combine_simplify_rtx): Don't do associative law
5334 on divisions; allow associative law on floats.
5336 2001-07-17 H.J. Lu <hjl@gnu.org>
5337 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5339 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
5340 ASM_OUTPUT_WEAK_ALIAS are defined.
5341 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
5342 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
5344 * config/mips/iris5.h: ... here.
5345 (HANDLE_SYSV_PRAGMA): Defined as 1.
5346 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
5347 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
5350 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
5352 * c-parse.in (all_prefix_attributes): New variable.
5353 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
5354 (maybe_resetattrs): New production.
5355 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
5356 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
5357 notype_initdcl, nested_function, notype_nested_function,
5358 component_decl, components, components_notype,
5359 component_declarator, component_notype_declarator,
5360 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
5361 ivars, mydecl, myparm): Update. Avoid prefix attributes just
5362 after a comma being applied to more than one declarator.
5363 * doc/extend.texi (Attribute Syntax): Update. Remove
5364 documentation of bugs that are no longer present.
5366 2001-07-13 Eric Christopher <echristo@redhat.com>
5368 * config/mips/mips.h: Change TUNE_MIPS* options to use
5370 (EXTRA_SPECS): Add cc1_cpu_spec.
5371 * config/mips/mips.md (muldf3): Fix typo.
5373 2001-07-16 Richard Henderson <rth@redhat.com>
5375 * config/m68k/m68k.c: Include expr.h and reload.h.
5376 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
5377 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
5379 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
5380 Richard Henderson <rth@redhat.com>
5382 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
5383 (insn_live_p): Fix fall off end of function.
5384 (dead_libcall_p): Remove COUNTS argument; update callers.
5385 (delete_trivially_dead_insns): Remove unused variables.
5387 2001-07-17 Andreas Jaeger <aj@suse.de>
5389 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
5392 * lcm.c (optimize_mode_switching): Avoid warning for unused
5393 variable if !NORMAL_MODE.
5395 * flow.c (try_crossjump_to_edge): Remove unused variable.
5397 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5399 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
5400 atexit declaration in stdlib.h.
5402 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
5404 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
5406 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5408 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
5409 * except.c (finish_eh_generation): Update call of cleanup_cfg;
5410 do rebuild_jump_labels instead of jump_optimize
5411 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
5412 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
5413 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
5415 * flow.c: Include timevar.h
5416 (find_basic_block): Push/pop timevar;
5417 (cleanup_cfg): Likewise.
5418 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
5419 * Makefile: Add dependencies on timevar.h
5421 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
5422 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
5424 * rtl.h (delete_trivially_dead_insns): Add new parameter.
5425 * toplev.c (rest_of_compilation): Update calls.
5426 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
5427 (delete_trivially_dead_insns): ... here; accept new argument
5428 preserve_basic_blocks; preserve basic blocks if set.
5430 * reg-stack.c (stack_regs_mentioned): Return 0 if
5431 stack_regs_mentioned_data is not initialized.
5432 (reg_to_stack): Make stack_regs_mentioned survive after the
5433 reg-stack is completted; do not call cleanup_cfg.
5434 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
5435 make cleanup_cfg after bb-reorder to output to debug file.
5437 2001-07-16 Richard Henderson <rth@redhat.com>
5439 * regclass.c (init_reg_sets): Use only 32 bits per initializer
5440 from int_reg_class_contents.
5442 2001-07-16 Richard Henderson <rth@redhat.com>
5444 * hard-reg-set.h (regs_invalidated_by_call): Declare.
5445 * regclass.c (regs_invalidated_by_call): Move from cse.c.
5446 (init_reg_sets_1): Move initialization from cse_main.
5447 * cse.c (regs_invalidated_by_call): Move to regclass.c.
5448 (cse_main): Move its initialization also.
5449 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
5450 * flow.c (propagate_one_insn): Likewise.
5451 * gcse.c (compute_hash_table): Likewise.
5452 (compute_kill_rd, compute_store_table): Likewise.
5453 * sched-deps.c (sched_analyze_1): Likewise.
5455 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
5457 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
5460 2001-07-16 Steve Ellcey <sje@cup.hp.com>
5462 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
5463 in if statement so we don't access undefined memory.
5465 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
5467 * gcse.c: Update comment at top.
5468 Update comment on mem handling.
5469 mem_last_set, mem_first_set, mem_set_in_block: gone.
5470 Declaration of reg_set_info: gone.
5471 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
5472 pointless with load_killed_in_block_p (they are *more*
5473 conservative then it, not less, and less accurate).
5474 (oprs_not_set_p): Ditto.
5475 (alloc_gcse_mem): Don't allocate mem_set_in_block
5476 (free_gcse_mem): Don't free it, either.
5477 (record_last_mem_set_info): Update comment in front, remove
5478 mem_*set_* stuff. Note the reason we don't handle stores directly
5480 (compute_hash_table): Update comments to reflect reality. Remove
5481 mem_*set_* references.
5482 (reset_opr_set_tables): Remove mem_*set_* references.
5484 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
5485 (mark_clobber): Ditto (on both parts, we double set here too).
5486 (expr_killed_p): Remove mem_set_in_block test.
5487 (compute_transp): Remove mem_set_in_block test.
5489 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
5490 of edge, and removal of phi alternative to dump file.
5491 (ssa_ccp_substitute_constants): Add note about register now being
5492 constant, and which uses were replaced in what insns to dump file.
5494 2001-07-16 Andreas Jaeger <aj@suse.de>
5496 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
5497 variables of type HOST_WIDEST_INT.
5499 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
5500 (__bb_exit_func): Correct type of count_max to avoid overflow.
5501 (num_digits): Handle long long argument.
5503 * combine.c (gen_lowpart_for_combine): Remove unused variable.
5505 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5507 * output.h (sdb_begin_function_line): Restore as an extern
5509 * sdbout.c (sdb_begin_function_line): Make extern.
5511 2001-07-15 Richard Henderson <rth@redhat.com>
5513 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
5514 * genrecog.c (maybe_both_true_mode): New.
5515 (maybe_both_true_2): Use it.
5516 (write_switch): Don't put Pmode in a switch.
5517 * rtl.c (mode arrays): Don't explicitly size them.
5519 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5521 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
5522 handling; move unconditional splitting before mode switching.
5524 * i386.md (type): Add fistp type.
5525 (i387, length_attr, scheduling definitions): Handle this type.
5526 (fix_trunc?f?i2): Revamp to use mode switching.
5527 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
5528 * i386.h (fp_cw_mode): New enum
5529 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
5530 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
5532 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5534 * Makefile.in (integrate.o): Add debug.h.
5535 * integrate.c (debug.h): Add.
5536 (output_inline_function): Save, reset, and restore debug_hooks.
5538 2001-07-15 Richard Henderson <rth@redhat.com>
5540 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
5541 instead of COMPARE for the EQUIV expression.
5543 2001-07-15 Richard Henderson <rth@redhat.com>
5545 * flow.c (redirect_edge_and_branch_force): Initialize
5546 global_live_at_start and global_live_at_end.
5547 (allocate_bb_life_data): Export.
5548 * basic-block.h (allocate_bb_life_data): Declare.
5549 * toplev.c (rest_of_compilation): Call it.
5551 2001-07-15 Richard Henderson <rth@redhat.com>
5553 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
5554 (alpha_tablejump_best_label): New.
5555 * config/alpha/alpha-protos.h: Declare them.
5556 * config/alpha/alpha.md: Use braced strings for code blocks.
5557 (tablejump_osf): Break out add with r29.
5558 (tablejump_osf_internal): Remove.
5559 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
5560 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
5562 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5564 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
5567 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
5569 * i386-protos.h (ix86_split_fp_branch): Update prototype.
5570 (ix86_fp_jump_nontrivial_p): New.
5571 * i386.md (fp_jcc_?): Update call of split_fp_branch;
5572 use ix86_fp_jump_nontrivial_p.
5573 * i386.c (ix86_fp_jump_nontrivial_p): New.
5574 (ix86_split_fp_branch): Accept code instead of rtx.
5575 (ix86_expand_compare): Expand comparison early in case
5576 doing so is resonably cheap.
5578 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
5580 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
5582 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
5583 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
5585 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
5587 * dbxout.c (dbxout_source_line): Make static, update prototype.
5588 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
5589 (dbxout_init, dbxout_finish, dbxout_source_line,
5590 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
5591 * dbxout.h (dbxout_source_line): Delete.
5592 * debug.c (debug_nothing_file, debug_nothing_file_int,
5593 debug_nothing_file_charstar_rtx): New.
5594 (do_nothing_debug_hooks): Update.
5595 (debug_nothing_void, debug_nothing_charstar_rtx,
5596 dwarf2out_end_epilogue): New.
5597 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5598 * debug.h (struct rtx_def): Declare.
5599 (gcc_debug_hooks): New hooks source_line, end_epilogue
5601 (debug_nothing_void, debug_nothing_charstar_rtx,
5602 dwarf2out_end_epilogue): New.
5603 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
5604 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
5605 (dwarf2_debug_hooks): Update.
5606 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
5607 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
5608 * dwarf2out.h (dwarf2out_source_line): Remove.
5609 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
5610 Make static, update prototype.
5611 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
5612 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
5613 (dwarf_debug_hooks): Update.
5614 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
5615 dwarfout_end_function): Remove.
5616 * final.c (profile_function): Use debug hooks for ending functions
5618 (output_source_line, final_end_function): Update prototype,
5620 (final_start_function, final_scan_insn): Update.
5621 * output.h (sdb_begin_function_line): Remove.
5622 (final_end_function): Update prototype.
5623 * sdbout.c (sdb_begin_function_line): Make static.
5624 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
5625 (sdbout_source_line): New.
5626 (sdbout_end_epilogue, sdbout_end_function): Make static, update
5628 (sdb_debug_hooks): Update.
5629 (sdbout_init, sdbout_source_line,
5630 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
5631 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
5632 * toplev.c (compile_file, rest_of_compilation): Update.
5633 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
5634 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
5635 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
5636 Update for prototype changes.
5637 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
5638 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
5640 2001-07-15 Richard Henderson <rth@redhat.com>
5642 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
5643 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
5644 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
5645 * config/alpha/alpha.c: Likewise.
5646 * config/alpha/alpha.md: Likewise.
5647 * config/alpha/alpha32.h: Likewise.
5648 * config/alpha/vms.h: Likewise.
5651 2001-07-14 Richard Henderson <rth@redhat.com>
5653 * config/alpha/alpha.md: Use define_constants for unspec values.
5654 Substitute throughout.
5656 2001-07-14 Tim Josling <tej@melbpc.org.au>
5658 * tree.def (EXPON_EXPR) remove. Never supported anyway.
5660 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
5662 * pa.md: Remove unused constraints from define_split's.
5664 2001-04-14 Richard Henderson <rth@redhat.com>
5666 * ifcvt.c (find_cond_trap): Test for exit block.
5668 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
5670 Re-install recently reverted patch.
5671 * emit-rtl.c (try_split): Update mark_jump_label call.
5672 * flow.c (find_sub_basic_blocks): Likewise.
5673 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5675 (mark_all_labels): Kill second parameter.
5676 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5677 (rebuild_jump_labels, jump_optimize_minimal): Update call
5679 (jump_optimize_1): Kill crossjumping code.
5680 (mark_jump_label): Kill cross_jump parameter.
5681 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5682 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5683 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5685 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5687 (dump_file_info): Likewise.
5688 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5689 reorganize passes to do reg-stack first, bb-reorder second.
5690 * invoke.texi (-d letters doc): Remove the jump2 pass.
5692 2001-07-14 Richard Henderson <rth@redhat.com>
5694 * ifcvt.c (find_cond_trap): New.
5695 (find_if_header): Call it.
5696 (merge_if_block): Relax existing jump sanity check.
5697 * jump.c (jump_optimize_1): Remove conditional trap handling.
5699 2001-07-14 Alan Modra <amodra@bigpond.net.au>
5701 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
5703 (insn_refs_are_delayed): Correct comment.
5704 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
5705 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
5706 instead of r31. Make associated insn !TARGET_64BIT, and
5707 provide an additional 64-bit insn that clobbers r2.
5709 (udivsi3): Likewise.
5711 (umodsi3): Likewise.
5713 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
5715 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
5717 * flow.c (redirect_edge_and_branch_force, split_edge,
5718 try_crossjump_to_edge): Use set_block_for_new_insns.
5719 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
5721 2001-07-13 H.J. Lu (hjl@gnu.org)
5723 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
5726 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5728 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
5730 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
5732 * c-common.c (decl_attributes): Take a pointer to the node to
5733 which attributes are to be attached, and a flags argument.
5734 * c-common.h (enum attribute_flags): New.
5735 (decl_attributes): Update prototype.
5736 * c-decl.c (start_decl, push_parm_decl, finish_struct,
5737 finish_enum, start_function): Update calls to decl_attributes.
5738 * c-parse.in (component_declarator, component_notype_declarator,
5739 label): Update calls to decl_attributes.
5741 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
5743 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
5744 * config/avr/avr.c (legitimate_address_p): Return value changed
5745 from letter to register classes. For better debugging.
5747 2001-07-13 Kazu Hirata <kazu@hxi.com>
5749 * jump.c (reversed_comparison_code_parts): Fix comment typos.
5751 2001-07-13 H.J. Lu (hjl@gnu.org)
5753 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
5755 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
5757 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
5758 correctly for shared configurations.
5759 * config/t-libgcc-pic: New.
5760 * config/{i386,m68k,sparc}/t-openbsd: New.
5761 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
5762 Support -shared. Support debugging libraries with -g.
5763 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
5764 frame information does not emit pointer diffs.
5765 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
5768 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
5770 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
5772 2001-07-13 David Edelsohn <edelsohn@gnu.org>
5774 * combine.c (try_combine): Ensure const_int pow2 is positive.
5776 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
5778 * config.gcc: Add configuration for s/390.
5779 * config/s390/s390.c: New. Subroutines for code generation.
5780 * config/s390/s390.h: New. Definitions for s/390.
5781 * config/s390/s390-protos.h: New. Prototypes.
5782 * config/s390/linux.h: New. Definitions for linux for s/390.
5783 * config/s390/linux64.h: New. Definitions for linux for zSeries.
5784 * config/s390/t-linux: New. Makefile fragment.
5785 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
5786 * config/s390/fixdfdi.h: New. Fix L_fix*di.
5788 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5790 * emit-rtl.c (try_split): Update mark_jump_label call.
5791 * flow.c (find_sub_basic_blocks): Likewise.
5792 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
5794 (mark_all_labels): Kill second parameter.
5795 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
5796 (rebuild_jump_labels, jump_optimize_minimal): Update call
5798 (jump_optimize_1): Kill crossjumping code.
5799 (mark_jump_label): Kill cross_jump parameter.
5800 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
5801 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
5802 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
5804 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
5806 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
5807 reorganize passes to do reg-stack first, bb-reorder second.
5808 * invoke.texi (-d letters doc): Remove the jump2 pass.
5810 2001-07-12 Steve Ellcey <sje@cup.hp.com>
5812 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
5814 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5816 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
5818 (verify_flow_info): Make diagnostics prettier.
5820 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5822 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
5824 * flow.c (outgoing_edges_match): Return early if condition reversal
5827 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
5829 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
5830 (mips_move_2words): When splitting a move into two instructions,
5831 prefix the second address operand with '%D'.
5833 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
5835 * Makefile.in (final.o): Depend on debug.h.
5836 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
5837 (dbx_debug_hooks): Add new hooks.
5838 (xcoff_debug_hooks): New.
5839 * debug.c (debug_nothing_file_int_int): New.
5840 (do_nothing_debug_hooks): Update.
5841 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
5842 (debug_nothing_file_int_int): New.
5843 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
5844 static, update prototype.
5845 (dwarf2_debug_hooks): Update.
5846 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
5847 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
5848 static, update prototype.
5849 (dwarf_debug_hooks): Update.
5850 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
5851 * final.c: Include debug.h.
5852 (final_scan_insn): Use debug hooks when beginning and ending blocks.
5853 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
5854 static, update prototype.
5855 (sdb_debug_hooks): Update.
5856 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
5857 * toplev.c: Distinguish between xcoff and dbx.
5859 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
5860 Call all debug hooks, not just dwarf ones.
5862 2001-07-11 Timothy Wall <twall@redhat.com>
5864 * config.gcc: Add configuration for AIX5/IA64.
5865 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
5866 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
5867 support prefix/suffix code.
5868 * config/ia64/t-aix: New. Makefile fragment.
5869 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
5871 2001-07-11 Kazu Hirata <kazu@hxi.com>
5873 * recog.c (validate_change): Fix a comment typo.
5875 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
5877 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
5878 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
5880 * dbxout.c (dbx_debug_hooks): Add new hooks.
5881 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
5883 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
5885 * dbxout.h (dbxout_start_new_source_file,
5886 dbxout_resume_previous_source_file): Delete.
5887 * debug.c (do_nothing_debug_hooks): Add new hooks.
5888 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5889 (debug_nothing_int_charstar, debug_nothing_int): New.
5890 * debug.h (gcc_debug_hooks): New hooks define, undef,
5891 start_source_file and end_source_file.
5892 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
5893 (debug_nothing_int_charstar, debug_nothing_int): New.
5894 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
5895 the conditionally compiled section.
5896 (dwarf2out_start_source_file, dwarf2out_end_source_file,
5897 dwarf2out_define, dwarf2out_undef): Make static.
5898 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
5899 dwarf2out_define, dwarf2out_undef): Remove.
5900 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
5901 (dwarfout_start_source_file, dwarfout_end_source_file,
5902 dwarfout_define, dwarfout_undef): Make static.
5903 (dwarfout_start_source_file_check,
5904 dwarfout_end_source_file_check): New.
5905 (dwarfout_define, dwarfout_finish): Update.
5906 * dwarfout.h (dwarfout_start_new_source_file,
5907 dwarfout_resume_previous_source_file, dwarfout_define,
5908 dwarfout_undef): Remove.
5909 * sdbout.c (sdb_debug_hooks): Add new hooks.
5910 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
5912 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
5913 make static, take an arg.
5914 * sdbout.h (sdbout_start_new_source_file,
5915 sdbout_resume_previous_source_file): Delete.
5916 * toplev.c (debug_start_source_file, debug_end_source_file,
5917 debug_define, debug_undef): Delete.
5918 * toplev.h (debug_start_source_file, debug_end_source_file,
5919 debug_define, debug_undef): Delete.
5921 * java/jcf-parse.c: Include debug.h.
5922 (parse_class_file): Update to use debug hooks directly.
5923 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
5925 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5927 * alias.c (set_mem_alias_set): New function.
5928 * rtl.h (set_mem_alias_set): Declare it.
5929 * builtins.c (expand_builtin_return_addr): Call it instead of
5930 using MEM_ALIAS_SET accessor.
5931 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
5932 (get_memory_rtx, expand_builtin_va_arg): Likewise.
5933 (expand_builtin_va_copy):Likewise.
5934 * caller-save.c (setup_save_areas): Likewise.
5935 * calls.c (compute_argument_addresses): Likewise.
5936 * explow.c (set_mem_attributes): Likewise.
5937 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
5938 (expand_assignment, store_constructor_field, store_field): Likewise.
5939 (expand_expr_unaligned): Likewise.
5940 * function.c (assign_stack_temp_for_type): Likewise.
5941 (put_reg_into_stack, gen_mem_addressof): Likewise.
5942 * ifcvt.c (noce_try_cmove_arith): Likewise.
5943 * reload1.c (reload, alter_reg): Likewise.
5944 * config/alpha/alpha.c (get_aligned_mem): Likewise.
5945 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
5946 (alpha_expand_unaligned_store): Likewise
5947 (alpha_expand_unaligned_load_words): Likewise.
5948 (alpha_expand_unaligned_store_words): Likewise.
5949 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
5950 (alpha_expand_epilogue): Likewise.
5951 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
5952 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
5953 * config/i386/i386.c (legitimize_pic_address): Likewise.
5954 * config/i960/i960.c (setup_incoming_varargs): Likewise.
5955 * config/ia64/ia64.c (spill_restore_mem): Likewise.
5956 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
5957 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
5958 * config/mips/mips.c (mips_va_arg): Likewise.
5959 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5960 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
5961 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5962 (setup_incoming_varargs, rs6000_va_arg): Likewise.
5963 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
5964 (rs6000_emit_epilogue): Likewise.
5965 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
5966 * config/sparc/sparc.c (sparc_va_arg): Likewise.
5967 * config/v850/v850.c (v850_va_arg): Likewise.
5969 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
5971 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
5972 when fallthru edge is present.
5973 (mege_blocks): Handle case where creation of jump insn
5976 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
5977 CLEANUP_POST_REGSTACK): New constants.
5978 * except.c (finish_eh_generation): Update call of cleanup_cfg,
5979 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
5980 * output.h (cleanup_cfg): Update prototype.
5981 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
5982 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
5983 cleanup_cfg call; kill missleading comment.
5984 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
5985 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
5986 parameter; control optimizations performed using it.
5987 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5988 try_crossjump_bb): New functions.
5990 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5992 * pa.c (pa_output_function_prologue): Delete prototype. Make function
5994 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
5995 pa_output_function_prologue.
5996 * pa-protos.h (pa_output_function_prologue): New prototype.
5998 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6000 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
6001 and low to get correct sign extension in low+high test.
6003 2001-07-11 Janis Johnson <janis@us.ibm.com>
6005 * gcov.c (arcdata): Use gcov_type to fix branch percentage
6006 for large hit count.
6008 * profile.c (branch_prob): Fix .bbg info for computed gotos
6011 2001-07-11 Mark Mitchell <mark@codesourcery.com>
6013 * stmt.c (parse_output_constraint): New function, split out
6015 (expand_asm_operands): ... here. Use parse_output_constraint.
6016 * tree.h (parse_output_constraint): Declare it.
6018 2001-07-11 Richard Henderson <rth@redhat.com>
6020 * bitmap.c: Comment some functions; fiddle whitespace.
6021 (bitmap_free): Don't export.
6022 (bitmap_element_allocate): Use memset.
6023 * bitmap.h (bitmap_free): Don't declare.
6025 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
6027 * gcse.c, lcm.c, sched-deps.c:
6028 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
6030 * flow.c (flow_loops_find): Free dom if we found no loops, since
6031 we aren't going to save it.
6033 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
6036 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
6038 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
6040 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6042 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
6043 #ifndef DWARF2_DEBUGGING_INFO.
6045 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6047 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
6049 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6051 * config/mips/mips.c (gen_int_relational): Tell the caller not to
6052 reverse a branch if a NE comparison is implemented with GTU.
6054 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6055 H.J. Lu <hjl@gnu.org>
6057 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
6059 (call_internal2): Likewise.
6060 (call_value_internal1): Likewise.
6061 (call_value_internal2): Likewise.
6062 (call_value_multiple_internal1): Likewise.
6063 (call_value_multiple_internal2): Likewise.
6065 2001-07-10 Kazu Hirata <kazu@hxi.com>
6067 * calls.c (emit_library_call_value_1): Fix a comment typo.
6068 * dwarf2out.c (mem_loc_descriptor): Likewise.
6069 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
6071 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
6073 * simplify-rtx.c (simplify_subreg): Fix typo in comment
6075 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6077 * recog.c (offsettable_address_p): Handle LO_SUM case.
6078 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
6079 instead of plus_constant.
6081 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6083 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
6084 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
6086 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6088 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
6089 adjust_address_nv instead of plus_constant.
6091 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
6093 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
6094 dwarf2out.o): Depend on debug.h, wrap long lines.
6095 * dbxout.c: Include debug.h.
6096 (dbx_debug_hooks): New.
6097 (dbxout_init): Make static, take just 2 args.
6098 (dbxout_finish): Make static.
6099 * dbxout.h (dbxout_init, dbxout_finish): Delete.
6100 * debug.c: New file.
6101 * debug.h: New file.
6102 * dwarf2out.c: Include debug.h.
6103 (dwarf2_debug_hooks): New.
6104 (dwarf2out_init): Make static.
6105 (dwarf2out_finish): Make static, take 2 args.
6106 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
6107 * dwarfout.c: Include debug.h.
6108 (dwarf_debug_hooks): New.
6109 (dwarfout_init): Make static.
6110 (dwarfout_finish): Make static, take 2 args.
6111 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
6112 * sdbout.c: Include debug.h.
6113 (sdb_debug_hooks): New.
6114 (sdbout_init): Make static, take 2 args.
6115 * sdbout.h (sdbout_init): Delete.
6116 * toplev.c: Include debug.h.
6118 (compile_file): Set deubg_hooks based on command line options.
6119 Use the hooks unconditionally rather than conditional compilation.
6121 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
6123 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
6124 first_insn_after_basic_block_note instead.
6126 * df.c (df_bb_refs_unlink): #if 0 out for now.
6128 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
6130 * ssa.h: Add prototype for ssa_const_prop
6131 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
6132 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
6133 (ssa_fast_dce): Remove unused variable
6135 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6137 * diagnostic.c (finish_diagnostic): Rename to
6138 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
6141 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
6143 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
6146 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
6147 (dump_file): Only pad the demangled name with spaces if the
6148 mangled name was padded with spaces.
6150 2001-07-10 Bernd Schmidt <bernds@redhat.com>
6152 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
6155 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6157 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
6158 extraction if no direct load if either EXPAND_CONST_ADDRESS or
6161 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
6162 whether can put offset inside LO_SUM to check mode alignment, not size.
6164 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6166 * doc/tm.texi (Misc): Fix thinko.
6168 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
6170 * regmove.c (replace_in_call_usage): Fix warnings.
6171 * sched-deps.c (add_dependence): Fix warnings.
6172 * simplify-rtx.c (simplify_subreg): Likewise.
6173 Return NULL_RTX instead of NULL.
6175 * reg-stack.c (emit_swap_insn): Eliminate warnings.
6176 (subst_asm_stack_regs): Likewise.
6178 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
6181 * dwarf2out.c (output_call_frame_info): Declare i as int.
6182 (build_abbrev_table): Declare n_alloc as int.
6183 (dwarf2out_finish): Initialize die.
6184 * except.c: Declare sjlj_funcdef_number as unsigned.
6185 (connect_post_landing_pads): Declare j as unsigned.
6186 (convert_to_eh_region_ranges): Initialize call_site.
6187 (output_function_exception_table): Initialize tt_format_size.
6188 * expr.c (move_by_pieces_1): Initialize to1.
6189 (store_constructor): Initialize minelt and maxelt.
6190 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
6191 * function.c (instantiate_decls): Avoid signed/unsigned warning.
6193 * c-decl.c (combine_parm_decls): Unused, remove.
6194 * c-tree.h: Remove prototype for combine_parm_decls.
6196 * reload.c (push_reload): Fix warning.
6197 (regno_clobbered_p): Likewise.
6198 * reload1.c (replace_pseudos_in_call_usage): Likewise.
6199 (reload_combine): Likewise.
6201 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
6202 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
6204 * bitmap.c (bitmap_operation): Change user.
6205 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
6207 2001-07-10 Eric Christopher <echristo@redhat.com>
6209 * config/mips/mips.c (override_options): Fix typo.
6211 2001-07-09 Stan Shebs <shebs@apple.com>
6213 * target.h (struct gcc_target): New fields init_builtins and
6215 * target-def.h (TARGET_INIT_BUILTINS): New macro.
6216 (TARGET_EXPAND_BUILTIN): New macro.
6217 (TARGET_INITIALIZER): Add them.
6218 * builtins.c: Include target.h.
6219 (expand_builtin): Use targetm.expand_builtin.
6220 (default_init_builtins): New function.
6221 (default_expand_builtin): New function.
6222 * expr.h (default_init_builtins): Declare.
6223 (default_expand_builtin): Declare.
6224 * c-common.c (c_common_nodes_and_builtins): Use
6225 targetm.init_builtins.
6226 * defaults.h (MD_INIT_BUILTINS): Remove.
6227 * Makefile.in (builtins.o): Depend on target.h.
6229 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
6230 (TARGET_EXPAND_BUILTIN): Define.
6231 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
6232 (MD_EXPAND_BUILTIN): Remove.
6234 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
6235 (TARGET_EXPAND_BUILTIN): Define.
6236 (c4x_init_builtins): Make endlink arg a local.
6237 (c4x_print_operand): Fix typos in adjust_address usages.
6238 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
6239 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
6240 (MD_EXPAND_BUILTIN): Remove.
6242 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
6243 (TARGET_EXPAND_BUILTIN): Define.
6244 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
6245 (ix86_init_builtins): Call new function only if TARGET_MMX.
6246 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
6247 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
6248 (MD_EXPAND_BUILTIN): Remove.
6250 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
6251 (TARGET_EXPAND_BUILTIN): Define.
6252 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
6253 (MD_EXPAND_BUILTIN): Remove.
6255 * doc/tm.texi: Document these changes.
6257 2001-07-09 Diego Novillo <dnovillo@redhat.com>
6259 * basic-block.h (tree_node): Forward declare if needed.
6260 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
6261 (BLOCK_HEAD_TREE): Define.
6262 (BLOCK_END_TREE): Define.
6263 (struct loops): Rename field 'tree' to 'tree_root'.
6264 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
6266 (flow_loops_tree_build): Rename reference to field 'tree' to
6268 (flow_loops_level_compute): Ditto.
6269 * predict.c (estimate_bb_frequencies): Ditto.
6270 * tree.h (struct tree_common): Add field 'aux'.
6272 2001-07-09 Stan Shebs <shebs@apple.com>
6274 * config/darwin.c (darwin_encode_section_info): Don't mark any
6275 DECL_EXTERNAL node as defined.
6277 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6279 * pa.c (pa_init_machine_status, pa_mark_machine_status,
6280 pa_free_machine_status, hppa_init_pic_save): Delete.
6281 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
6282 (hppa_profile_hook): Use hppa_pic_save_rtx.
6283 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
6284 hppa_init_pic_save): Delete.
6285 (hppa_pic_save_rtx): Declare.
6286 * pa.md (call, call_value, sibcall, sibcall_value,
6287 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
6289 2001-07-09 Kazu Hirata <kazu@hxi.com>
6291 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
6292 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
6294 2001-07-09 Andreas Jaeger <aj@suse.de>
6296 * output.h: Add declaration of final_forward_branch_p.
6298 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
6300 * varray.c: Include errors.h for internal_error and trim_filename
6303 * Makefile.in (varray.o): Add errors.h.
6305 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
6307 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
6308 * optabs.c (have_add2_insn): Check whether the add insn chosen
6309 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
6310 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
6312 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
6314 * Makefile.in (OBJS): Add ssa-ccp.o
6315 (ssa-ccp.o): Add dependencies.
6316 * toplev.c (DFI_ssa_ccp): New dump file enum.
6317 (dump_file): Add entry for dumping after SSA CCP.
6318 (flag_ssa_ccp): New flag variable.
6319 (f_options): Add -fssa-ccp.
6320 (rest_of_compilation): Run SSA CCP if requested.
6321 * timevar.def (TV_SSA_CCP): New timevar.
6322 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
6323 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
6324 Fix minor typo in SSA DCE documentation.
6325 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
6326 Add documentation for new dump option. Renumber dump files
6329 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6331 * emit-rtl.c (gen_highpart_mode): New.
6332 * rtl.h (gen_highpart_mode): Declare.
6333 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
6334 operand can be VOIDmode constant.
6336 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
6338 * flow.c (redirect_edge_and_branch_force): New.
6339 (can_fallthru): Ensure that basic blocks are succeeding.
6340 (try_optimize_cfg): Do not delete basic block if it is the last one.
6342 * flow.c (try_redirect_by_replacing_jump): Do not remove
6343 jumps with side effects, unlink chain on fallthru edge;
6344 set block for new jump instruction; avoid basic block to
6345 over by line number note.
6347 * flow.c (try_simplify_condjump): Verify that the condjump
6348 is not always falling trought.
6351 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6353 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6354 (try_redirect_by_replacing_jump): Update properly the count
6355 and frequency information.
6357 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6359 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
6360 address that is a LO_SUM specially.
6361 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
6363 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
6365 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
6366 (operand_subword): Use them.
6367 (change_address_1): Renamed from change_address; new arg VALIDATE.
6368 * expr.h: Reflect above changes; change_address now macro.
6369 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
6371 * cselib.c (add_mem_for_addr): Likewise.
6372 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
6373 * regmove.c (try_apply_stack_adjustment): Likewise.
6374 * reload.c (push_reload, make_memloc): Likewise.
6375 * reload1.c (eliminate_regs): Likewise.
6376 * simplify-rtx.c (simplify_replace_rtx): Likewise.
6377 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
6379 * combine.c (make_extraction, simplify_shift_const): Likewise.
6380 (gen_lowpart_for_combine): Likewise.
6381 * cse.c (gen_lowpart_if_possible): Likewise.
6382 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
6383 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
6384 * optabs.c (gen_move_insn): Likewise.
6385 * reload1.c (alter_reg): Likewise.
6386 * simplify-rtx.c (simplify_subreg): Likewise.
6387 * stmt.c (expand_anon_union_decl): Likewise.
6388 * recog.c (validate_replace_rtx_1): Likewise.
6390 * Makefile.in (recog.o): Add $(EXPR_H).
6391 * explow.c (stabilize): Call replace_equiv_address.
6392 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
6393 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
6395 2001-07-03 Andrew Haley <aph@redhat.com>
6397 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
6398 the mode of the memory location.
6400 2001-07-09 Bo Thorsen <bo@suse.co.uk>
6402 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
6404 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
6406 * final.c (output_addr_const): Use target opening and
6407 closing parentheses.
6408 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
6409 defaults, add to TARGET_ASM_OUT.
6410 * target.h (struct gcc_target): Add open_paren and close_paren.
6411 * doc/md.texi: Update.
6412 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
6413 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
6414 TARGET_ASM_CLOSE_PAREN.
6415 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
6417 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
6419 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
6420 * config/a29k/a29k.h: Similarly.
6421 * config/alpha/alpha.h: Similarly.
6422 * config/arc/arc.h: Similarly.
6423 * config/arm/aof.h: Similarly.
6424 * config/arm/aout.h: Similarly.
6425 * config/avr/avr.h: Similarly.
6426 * config/c4x/c4x.h: Similarly.
6427 * config/clipper/clipper.h: Similarly.
6428 * config/convex/convex.h: Similarly.
6429 * config/d30v/d30v.h: Similarly.
6430 * config/dsp16xx/dsp16xx.h: Similarly.
6431 * config/elxsi/elxsi.h: Similarly.
6432 * config/fr30/fr30.h: Similarly.
6433 * config/h8300/h8300.h: Similarly.
6434 * config/i370/i370.h: Similarly.
6435 * config/i386/i386.h: Similarly.
6436 * config/i860/i860.h: Similarly.
6437 * config/i960/i960.h: Similarly.
6438 * config/ia64/ia64.h: Similarly.
6439 * config/m32r/m32r.h: Similarly.
6440 * config/m68hc11/m68hc11.h: Similarly.
6441 * config/m68k/m68k.h: Similarly.
6442 * config/m88k/m88k.h: Similarly.
6443 * config/mcore/mcore.h: Similarly.
6444 * config/mips/mips.h: Similarly.
6445 * config/mn10200/mn10200.h: Similarly.
6446 * config/mn10300/mn10300.h: Similarly.
6447 * config/ns32k/ns32k.h: Similarly.
6448 * config/pa/pa.h: Similarly.
6449 * config/pdp11/pdp11.h: Similarly.
6450 * config/pj/pj.h: Similarly.
6451 * config/romp/romp.h: Similarly.
6452 * config/rs6000/rs6000.h: Similarly.
6453 * config/sh/sh.h: Similarly.
6454 * config/sparc/sparc.h: Similarly.
6455 * config/v850/v850.h: Similarly.
6456 * config/vax/vax.h: Similarly.
6457 * config/we32k/we32k.h: Similarly.
6459 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
6461 * doc/c-tree.texi: Document representation of attributes.
6463 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6465 * doc/tm.texi: Update some places for the rename of target to
6468 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6470 * target.h (struct gcc_target): Add insert_attributes.
6471 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
6472 (TARGET_INITIALIZER): Update.
6473 * tree.c, tree.h (default_insert_attributes): New function.
6474 Update comments on other default functions to refer to targetm,
6476 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
6477 TARGET_INSERT_ATTRIBUTES.
6478 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
6479 * c-common.c (decl_attributes): Use targetm.insert_attributes.
6480 Don't use PRAGMA_INSERT_ATTRIBUTES.
6481 * Makefile.in (c-common.o): Depend on $(TARGET_H).
6482 * c-decl.c (start_decl, start_function): Don't call
6483 SET_DEFAULT_DECL_ATTRIBUTES.
6484 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
6485 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
6487 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
6488 (c4x_check_attribute): Avoid modifying attribute list itself.
6489 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
6491 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
6492 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
6494 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
6495 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
6497 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
6498 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
6500 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
6501 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
6502 Adjust parameters. Make static.
6504 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
6506 * c-common.c (decl_attributes): Only take a single attributes
6508 * c-common.h (decl_attributes): Update prototype.
6509 * c-decl.c (start_decl, start_function): Only take a single
6510 attributes parameter. Update calls to decl_attributes.
6511 (finish_struct, finish_enum): Update calls to decl_attributes.
6512 (push_parm_decl): Expect unified list of attributes. Update call
6514 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
6515 notype_nested_function, component_declarator,
6516 component_notype_declarator, label): Update calls to
6518 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
6519 lists that are passed to push_parm_decl.
6520 * c-tree.h (start_function, start_decl): Update prototypes.
6521 * config/sh/sh-protos.h, config/sh/sh.c
6522 (sh_pragma_insert_attributes): Only take a single attributes
6524 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
6525 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
6526 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
6527 build_module_descriptor, generate_static_references,
6528 generate_strings, build_selector_translation_table,
6529 generate_descriptor_table, generate_protocols,
6530 generate_ivars_list, generate_dispatch_table,
6531 generate_protocol_list, generate_category,
6532 generate_shared_structures, really_start_method, add_objc_decls,
6533 generate_classref_translation_entry): Update calls to start_decl
6535 (build_tmp_function_decl, start_method_def): Unify attribute lists
6536 that are passed to push_parm_decl.
6538 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
6540 * final.c (no_asm_to_stream): New.
6541 (final_scan_insn): Use target structures for prologue ends
6542 and epilogue starts.
6543 * output.h (no_asm_to_stream): New.
6544 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
6545 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
6546 (TARGET_ASM_OUT): Update.
6547 * target.h (struct gcc_target): New members function_end_prologue
6548 and function_begin_epilogue.
6549 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
6550 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
6551 * config/alpha/alpha.c (output_end_prologue): Rename to
6552 alpha_output_function_end_prologue. Use in target struct
6554 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
6555 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
6556 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
6557 ia64_output_function_end_prologue. Use in target struct
6559 (ia64_function_prologue, ia64_funciton_epilogue): Rename
6560 mistyped prototypes.
6561 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
6562 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
6564 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
6565 an use in target struct, make static.
6566 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
6569 2001-07-08 Richard Henderson <rth@redhat.com>
6571 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
6573 2001-07-08 Richard Henderson <rth@redhat.com>
6575 * config/i386/i386.md: Remove constraints strings from define_split
6576 and define_peephole2 patterns.
6577 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
6578 (eh_return): Use them.
6580 2001-07-08 Richard Henderson <rth@redhat.com>
6582 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
6583 Document MD_FALLBACK_FRAME_STATE_FOR.
6585 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6587 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
6588 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
6590 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
6592 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
6594 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
6595 of the label inside NAME as opposed to just the end of NAME.
6597 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
6599 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
6600 * config/alpha/alpha.c (alpha_init_machine_status,
6601 alpha_mark_machine_status, alpha_free_machine_status): Delete.
6602 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
6603 (vms_valid_decl_attribute_p): Make static, conditionally compile.
6604 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
6606 2001-07-06 Stan Shebs <shebs@apple.com>
6608 * target.h (targetm): Rename global from "target", so as not to
6609 conflict with local variables.
6611 * c-typeck.c: Ditto.
6615 * cp/decl2.c: Ditto.
6616 * cp/typeck.c: Ditto.
6617 * 1750a/1750a.c: Ditto.
6618 * a29k/a29k.c: Ditto.
6622 * clipper/clipper.c: Ditto.
6623 * convex/convex.c: Ditto.
6624 * d30v/d30v.c: Ditto.
6625 * dsp16xx/dsp16xx.c: Ditto.
6626 * elxsi/elxsi.c: Ditto.
6627 * fr30/fr30.c: Ditto.
6628 * h8300/h8300.c: Ditto.
6629 * i370/i370.c: Ditto.
6630 * i386/i386.c: Ditto.
6631 * i860/i860.c: Ditto.
6632 * i960/i960.c: Ditto.
6633 * ia64/ia64.c: Ditto.
6634 * m32r/m32r.c: Ditto.
6635 * m68hc11/m68hc11.c: Ditto.
6636 * m68k/m68k.c: Ditto.
6637 * m88k/m88k.c: Ditto.
6638 * mips/mips.c: Ditto.
6639 * ns32k/ns32k.c: Ditto.
6641 * pdp11/pdp11.c: Ditto.
6642 * romp/romp.c: Ditto.
6643 * rs6000/rs6000.c: Ditto.
6645 * sparc/sparc.c: Ditto.
6647 * we32k/we32k.c: Ditto.
6648 * doc/tm.texi: Update the manual to match.
6650 2001-07-06 Richard Henderson <rth@redhat.com>
6652 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
6653 DWARF2_UNWIND_INFO not just whether it is defined.
6655 2001-07-06 Diego Novillo <dnovillo@redhat.com>
6657 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
6658 call to simplify_binary_operation returns a new pattern.
6660 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6662 * glimits.h (__SHRT_MAX__): New.
6663 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
6664 (SHRT_MAX): Define in terms of __SHRT_MAX__.
6666 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
6668 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
6671 2001-07-06 Richard Henderson <rth@redhat.com>
6673 * bitmap.c (bitmap_release_memory): Move adjacent to the
6674 allocation functions.
6675 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
6676 the implementation. Binary search for the set bit.
6677 (bitmap_union_of_diff): Allocate the temporary on the stack
6678 instead of using xmalloc.
6680 2001-07-06 Richard Henderson <rth@redhat.com>
6682 * genrecog.c (validate_pattern): Warn for constraints in
6683 define_{expand,split,peephole2}. Remove strict_low_part
6684 before looking up match_dup.
6686 2001-07-06 DJ Delorie <dj@redhat.com>
6688 * doc/gcc.texi (Makefile): Rename to be a more general purpose
6689 chapter about various build hints and history. Add section
6690 talking about the various types of native and cross builds.
6692 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
6694 * Makefile.in (final.o): Depend on target.h.
6695 * final.c: Include target.h.
6696 (default_function_pro_epilogue): New.
6697 (final_start_function): Use target structure for function prologues.
6698 (final_end_function): Use target structure for function epilogues.
6699 * fold-const.c (real_hex_to_f): Constify s and p.
6700 * output.h (default_function_pro_epilogue): New.
6701 * real.h (real_hex_to_f): Update prototype.
6702 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
6703 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
6704 (TARGET_INITIALIZER): Update.
6705 * target.h (gcc_target): Add struct asm_out.
6706 * doc/tm.texi: Update.
6709 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
6710 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
6711 in cpu/cpu.c, or rename old functions consistently. Take
6712 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
6713 redundant macros and prototypes. Make new functions static.
6715 * 1750a/1750a.c: Similarly.
6716 * 1750a/1750a.h: Similarly.
6717 * a29k/a29k-protos.h: Similarly.
6718 * a29k/a29k.c: Similarly.
6719 * a29k/a29k.h: Similarly.
6720 * arc/arc-protos.h: Similarly.
6721 * arc/arc.c: Similarly.
6722 * arc/arc.h: Similarly.
6723 * arm/arm-protos.h: Similarly.
6724 * arm/arm.c: Similarly.
6725 * arm/arm.h: Similarly.
6726 * avr/avr-protos.h: Similarly.
6727 * avr/avr.c: Similarly.
6728 * avr/avr.h: Similarly.
6729 * clipper/clipper-protos.h: Similarly.
6730 * clipper/clipper.c: Similarly.
6731 * clipper/clipper.h: Similarly.
6732 * convex/convex.c: Similarly.
6733 * convex/convex.h: Similarly.
6734 * d30v/d30v-protos.h: Similarly.
6735 * d30v/d30v.c: Similarly.
6736 * d30v/d30v.h: Similarly.
6737 * d30v/d30v.md: Similarly.
6738 * dsp16xx/dsp16xx-protos.h: Similarly.
6739 * dsp16xx/dsp16xx.c: Similarly.
6740 * dsp16xx/dsp16xx.h: Similarly.
6741 * elxsi/elxsi.c: Similarly.
6742 * elxsi/elxsi.h: Similarly.
6743 * fr30/fr30.c: Similarly.
6744 * fr30/fr30.md: Similarly.
6745 * h8300/h8300-protos.h: Similarly.
6746 * h8300/h8300.c: Similarly.
6747 * h8300/h8300.h: Similarly.
6748 * i370/i370-protos.h: Similarly.
6749 * i370/i370.c: Similarly.
6750 * i370/i370.h: Similarly.
6751 * i386/i386.c: Similarly.
6752 * i386/osf1elf.h: Similarly.
6753 * i386/osfrose.h: Similarly.
6754 * i860/i860-protos.h: Similarly.
6755 * i860/i860.c: Similarly.
6756 * i860/i860.h: Similarly.
6757 * i960/i960-protos.h: Similarly.
6758 * i960/i960.c: Similarly.
6759 * i960/i960.h: Similarly.
6760 * ia64/ia64-protos.h: Similarly.
6761 * ia64/ia64.c: Similarly.
6762 * ia64/ia64.h: Similarly.
6763 * m32r/m32r-protos.h: Similarly.
6764 * m32r/m32r.c: Similarly.
6765 * m32r/m32r.h: Similarly.
6766 * m68hc11/m68hc11-protos.h: Similarly.
6767 * m68hc11/m68hc11.c: Similarly.
6768 * m68hc11/m68hc11.h: Similarly.
6769 * m68k/crds.h: Similarly.
6770 * m68k/dpx2.h: Similarly.
6771 * m68k/m68k-protos.h: Similarly.
6772 * m68k/m68k.c: Similarly.
6773 * m68k/m68k.h: Similarly.
6774 * m68k/news.h: Similarly.
6775 * m88k/m88k-protos.h: Similarly.
6776 * m88k/m88k.c: Similarly.
6777 * m88k/m88k.h: Similarly.
6778 * mips/mips-protos.h: Similarly.
6779 * mips/mips.c: Similarly.
6780 * mips/mips.h: Similarly.
6781 * ns32k/merlin.h: Similarly.
6782 * ns32k/ns32k.c: Similarly.
6783 * ns32k/ns32k.h: Similarly.
6784 * ns32k/tek6000.h: Similarly.
6785 * pa/pa-protos.h: Similarly.
6786 * pa/pa.c: Similarly.
6787 * pa/pa.h: Similarly.
6788 * pdp11/2bsd.h: Similarly.
6789 * pdp11/pdp11-protos.h: Similarly.
6790 * pdp11/pdp11.c: Similarly.
6791 * pdp11/pdp11.h: Similarly.
6792 * romp/romp-protos.h: Similarly.
6793 * romp/romp.c: Similarly.
6794 * romp/romp.h: Similarly.
6795 * rs6000/rs6000-protos.h: Similarly.
6796 * rs6000/rs6000.c: Similarly.
6797 * rs6000/rs6000.h: Similarly.
6798 * rs6000/sysv4.h: Similarly.
6799 * sh/sh-protos.h: Similarly.
6800 * sh/sh.c: Similarly.
6801 * sh/sh.h: Similarly.
6802 * sparc/sparc-protos.h: Similarly.
6803 * sparc/sparc.c: Similarly.
6804 * sparc/sparc.h: Similarly.
6805 * vax/vax.c: Similarly.
6806 * vax/vax.h: Similarly.
6807 * vax/vms.h: Similarly.
6808 * we32k/we32k.c: Similarly.
6809 * we32k/we32k.h: Similarly.
6811 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
6813 * basic-block.h (first_insn_after_basic_block_note): Declare.
6814 * flow.c (first_insn_after_basic_block_note): Define. Moved
6816 * ssa.c (first_insn_after_basic_block_note): Remove.
6817 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
6819 (ssa_eliminate_dead_code): Properly update the CFG and PHI
6820 nodes when we find a dead conditional branch. Insert BARRIERs
6821 after any blocks with no successors, but which do not have
6824 2001-07-06 Zack Weinberg <zackw@stanford.edu>
6826 * varray.c (varray_check_failed): Use internal_error.
6828 2001-07-05 Andrew Haley <aph@redhat.com>
6830 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
6831 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
6832 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
6834 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
6836 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
6837 reference if the target constant is also a SYMBOL_REF.
6839 2001-07-05 Eric Christopher <echristo@redhat.com>
6841 * config/mips/mips.h (MASK_MIPS3900): Remove.
6842 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
6843 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
6844 (TARGET_MIPS3900): Change to use mips_arch.
6845 (TARGET_MIPS4000): New.
6846 (TARGET_MIPS4100): New.
6847 (TARGET_MIPS4300): New.
6848 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
6849 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
6851 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
6852 (ISA_HAS_BRANCHLIKELY): To here.
6853 (CC1_CPU_SPEC): New.
6854 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
6855 (mips_arch_string): Declare.
6856 (mips_arch): Declare.
6857 (TARGET_OPTIONS): Add -march and -mtune.
6859 * config/mips/mips.c (mips_arch_string): New.
6861 (override_options): Handle -march for codegen and -mtune
6862 for scheduling. Use mips_arch. Move tx39 target default here.
6863 (mips_parse_cpu): Move error message to override_options.
6865 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
6867 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
6869 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
6870 (MIPS Options): Ditto. Change mcpu entry to historical text.
6872 2001-07-05 H.J. Lu (hjl@gnu.org)
6874 * config/mips/mips.c (mips_parse_cpu): New function to parse
6877 2001-07-05 Jim Wilson <wilson@redhat.com>
6879 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
6880 * config/ia64/t-ia64: Likewise.
6881 (LIB1ASMFUNCS): Update comment.
6883 2001-07-05 David Edelsohn <edelsohn@gnu.org>
6885 * doc/install.texi (Install GCC: Binaries): Fix typo.
6887 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6889 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
6890 reference using the stack pointer, adjust it since we push Y
6892 ("*ashrsi3"): Likewise.
6893 ("*lshrsi3"): Likewise.
6895 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6897 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
6898 when -fomit-frame-pointer is used.
6900 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
6902 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
6903 (try_redirect_by_replacing_jump): Reverse updating properly the
6904 count and frequency information. Reverse removing cc0 setter.
6905 (forwarder_block_p): Reverse fixing for fallthru blocks.
6907 2001-07-05 DJ Delorie <dj@redhat.com>
6909 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
6910 (translate_options): If the above is defined, use it to map
6911 given options to new options.
6912 * doc/tm.texi: Document it.
6914 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
6915 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6917 * doc/invoke.texi (Optimize Options): Document that -fgcse may
6918 cause programs using computed gotos to run more slowly.
6920 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6922 * doc/install.texi (Specific): Markup, spelling and typo fixes.
6924 Consistently require binutils 2.11.2, not prereleases.
6925 (Specific, decstation-*): Canonicalize as mips-dec-*.
6926 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
6928 (Specific, m68k-altos): Removed reference to README.altos, deleted.
6929 (Specific, mips-*): Reword MIPS C compiler requirements.
6930 (Specific, powerpc*-*-*): New, mention --with-cpu once.
6931 (Specific, sunv5): Removed, obsolete.
6933 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
6935 * dwarf2out.c (output_loc_list): Use an all ones mask for
6936 .text asm output and don't rely on long long
6937 literals. Reformat some long lines.
6939 2001-07-05 Andreas Jaeger <aj@suse.de>
6941 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
6944 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6946 * dwarf2out.c (dwarf2out_define): Update comment.
6947 (dwarf2out_undef): Ditto.
6948 (dwarf2out_start_source_file): Ditto.
6949 (dwarf2out_end_source_file): Ditto.
6950 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
6951 since we never call the start/end debug hook for the primary file.
6953 2001-07-04 Kazu Hirata <kazu@hxi.com>
6955 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
6958 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6960 * cppinit.c (remove_dup_dirs): Inform if a system include
6961 directory is being reordered.
6962 * doc/invoke.texi (Directory Options): GCC warns if you hide a
6964 * doc/cpp.texi (Search Paths): Likewise.
6965 * doc/gcc.texi (Interoperation): Remove information about
6968 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
6970 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
6971 (VARRAY_TOP_CHAR_PTR): Likewise.
6973 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6975 * gcc.c (process_command): Don't assign elements of a const char*.
6977 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6979 * emit-rtl.c (change_address): Don't abort if invalid address while
6980 reload is in progress.
6982 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6984 * c-lex.c (cb_file_change): Pass line number to
6985 debug_start_source_file.
6986 (cb_undefine): Pass correct line number to debug_undef.
6988 * toplev.c (debug_start_source_file): Add line number to
6989 parameters. Pass it along to dwarf2out_start_source_file.
6990 (decode_g_option): Stop resetting debug level back to normal when
6991 we change debug formats, unless the current level is
6992 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
6995 * toplev.h (debug_start_source_file): Add line number to
6998 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
7001 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
7003 Output debug_macinfo data for starting file if requested.
7004 (dwarf2out_end_source_file): Output debug_macinfo data for ending
7006 (dwarf2out_define): Output debug_macinfo data for defining a macro
7008 (dwarf2out_undef): Output debug_macinfo data for undefining a
7010 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
7011 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
7012 (macinfo_section_label): New. DWARF2 macro info section label.
7013 (dwarf2out_init): If we want macro info, output the start label
7015 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
7016 attribute to the compilation unit die pointing to the macro info.
7018 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7020 * dwarf2out.c (new_loc_list): Move to inside #ifdef
7021 DWARF2_DEBUGGING_INFO.
7022 (add_loc_descr_to_loc_list): Ditto.
7023 (output_loc_list): Ditto.
7024 Also, fix thinko in curr not being initialized.
7025 (gen_internal_sym): Ditto.
7027 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7029 * emit-rtl.c (replace_equiv_address): New function.
7030 * expr.h (replace_equiv_address): New declaration.
7031 * explow.c (validize_mem): Call it instead of change_address and
7032 also call if -fforce-addr and address is constant.
7033 * expr.c: Replace more calls to change_address with adjust_address
7034 and/or replace_equiv_address or to validize_mem.
7035 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
7036 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
7037 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
7038 * config/i370/i370.md, config/i860/i860.md: Likewise.
7039 * config/i960/i960.md, config/mips/mips.c: Likewise.
7040 * config/mips/mips.md, config/pa/pa.md: Likewise.
7041 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
7042 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
7044 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7046 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
7048 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
7051 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
7053 * doc/include: New directory.
7054 * doc/fdl.texi: Move to doc/include/fdl.texi.
7055 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
7056 * doc/include/funding.texi, doc/include/gpl.texi: New files.
7057 * doc/gcc.texi: Use funding.texi and gpl.texi.
7058 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
7059 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
7060 Update dependencies and use -I $(docdir)/include.
7062 2001-07-04 Anthony Green <green@redhat.com>
7064 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
7066 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7068 * doc/install.texi (sparc64-*-*): Remove garbage.
7070 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
7072 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
7073 Fix typo in last change to use adjust_address.
7075 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7077 * doc/install.texi (Specific): Update information for *-*-solaris*.
7079 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7081 * explow.c (plus_constant_wide): Reinitialize Y for restart.
7083 2001-07-03 Stan Shebs <shebs@apple.com>
7085 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
7086 case for flag_no_mach_text_sections.
7087 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
7088 * config/darwin.c (flag_no_mach_text_sections): Remove.
7089 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
7091 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7093 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
7094 and avoid checking for constant as first operand.
7095 * recog.c (find_constant_term_loc): No longer static.
7096 (adj_offettable_operand): Delete.
7097 * rtl.h (adj_offsettable_operand): Delete declaration.
7098 (find_constant_term): Add declaration.
7099 * caller-save.c: Replace calls to adj_offsettable_operand with calls
7101 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
7102 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
7103 * config/i386/i386.c, config/i386/i386.md: Likewise.
7104 * config/i860/i860.c, config/i960/i960.c: Likewise.
7105 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
7106 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
7107 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
7108 * config/mips/mips.c, config/mips/mips.md: Likewise.
7109 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
7110 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
7111 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
7112 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
7113 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
7114 * config/ns32k/ns32k.md: Likewise.
7116 2001-07-03 Zack Weinberg <zackw@stanford.edu>
7118 * rtl.c (copy_rtx): Handle 'T' format letter.
7119 * gensupport.c (collect_insn_data): Likewise.
7120 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
7122 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
7124 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
7125 -B option. Use 'dir' not 'foo' as example directory name.
7127 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7129 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7130 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
7132 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
7134 * doc/cppinternals.texi: Improve formatting and logical markup.
7136 2001-07-03 Andreas Jaeger <aj@suse.de>
7138 * Makefile.in (insn-recog.o): Add dependency on reload.h.
7140 * genrecog.c (write_header): Include reload.h for prototypes in
7143 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
7146 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
7147 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
7148 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
7149 i386_pe_valid_type_attribute_p): Add.
7150 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
7151 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
7153 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7155 * explow.c (plus_constant_wide, case LO_SUM): New case.
7156 (plus_constant_for_output_wide): Delete.
7157 * rtl.h (plus_constant_for_output): Delete.
7158 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
7159 instead of plus_constant_for_output.
7160 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
7161 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
7162 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
7163 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
7164 * config/sparc/sparc.md: Likewise.
7165 Convert some change_address calls to adjust_address.
7167 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
7169 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
7170 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
7171 documentation of -std and -Wwrite-strings.
7173 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
7175 * cse.c (canon_hash): Don't register registers in very small
7176 register classes, as extending their lifetime might cause
7179 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7181 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7183 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7184 (try_redirect_by_replacing_jump): Update properly the count
7185 and frequency information.
7187 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
7189 * toplev.c (dump_file_index): Move SSA dumps just after first
7191 (dump_file): Corresponding changes.
7192 (rest_of_compilation): Move SSA path to just after the first
7194 * doc/gcc.texi (Passes): Update due to movement of SSA path.
7195 * doc/invoke.texi: Update dump file #s as they were completely
7196 out of date with reality.
7198 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
7200 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
7202 * expr.c (emit_move_insn_1): Deal with non-default
7205 * expr.c (emit_single_push_insn): Fix warning.
7207 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7209 * expr.c (emit_move_insn_1): Avoid modifying
7210 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
7212 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7214 * emit-rtl.c (adjust_address): New function.
7215 * expr.h (adjust_address): Add declaration.
7216 * builtins.c: Replace some calls to change_address with calls to it
7218 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
7219 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
7220 * config/arm/arm.c, config/convex/convex.c: Likewise.
7221 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
7222 * config/i386/i386.c, config/i386/i386.md: Likewise.
7223 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
7224 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
7225 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
7226 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
7227 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
7229 2001-07-02 Jim Wilson <wilson@redhat.com>
7231 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
7233 2001-07-02 Steve Ellcey <sje@cup.hp.com>
7235 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
7236 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
7238 2001-07-02 Zack Weinberg <zackw@stanford.edu>
7240 * cppinit.c (lang_defaults): New table.
7241 (set_lang): Just read from lang_defaults into the live options
7244 2001-07-02 Zack Weinberg <zackw@stanford.edu>
7246 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
7247 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
7248 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
7250 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7252 * doc/install.texi: Various spelling and markup fixes.
7253 (Installing GCC): Component specific installation instructions are
7256 Warn about removing old install dir in the presence of shared libs.
7257 (Configuration): Invoke with options target to match configure
7259 Consistently refer to gas, gld pathnames.
7260 Invert --enable-multilib documentation.
7261 Remove references to old compiler versions.
7263 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7265 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
7267 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7269 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
7271 (Specific, mips*-sgi-irix5): Note IDO download.
7272 Reworded MIPS C hints.
7273 Use GNU as instead of GAS.
7275 Removed SGI Freeware reference, IRIX 6 only.
7276 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
7277 Note N64 library requirement/workaround.
7279 Complete list of structure passing bug victims.
7281 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7283 * doc/install.texi: Remove CVS Id.
7285 2001-07-02 Andreas Jaeger <aj@suse.de>
7287 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
7288 (find_inherently_necessary): Remove unused variable.
7290 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
7292 * c-common.h (TDI_inlined): New ast dump phase.
7293 (dump_flag_name): New function.
7294 * c-dump.c (dump_files): Add inlined phase.
7295 (dump_flag_name): Define.
7296 * doc/invoke.texi (-fdump-ast-inlined): Document.
7298 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7300 * stor-layout.c (layout_decl): Revert change to handling of alignment
7303 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7305 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
7308 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
7310 * doc/tm.texi (FUNCTION_ARG): Document that the last call
7313 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
7315 * tlink.c (recompile_files): Remove COMPILER_PATH and
7316 LIBRARY_PATH from the environment.
7318 2001-07-01 Zack Weinberg <zackw@stanford.edu>
7320 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
7321 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
7323 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
7325 * c-parse.in (OBJC_STRING): Kill.
7326 (objc_string): Decompose to [objc_string] '@' STRING.
7327 (reswords): Take the leading '@' off all the Objective C keywords.
7328 (objc_rid_sans_at): Kill.
7329 (init_reswords): Don't initialize it.
7330 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
7331 (_yylex): Kill reconsider label. Look ahead one token after
7332 an '@'; if we get an identifier, check whether it's an
7333 Objective C @-keyword. If so, return the keyword. Otherwise,
7334 put back the token and return the '@' as a terminal.
7336 * cpplib.c (lex_macro_node): Remove unnecessary check for
7337 leading '@' on identifier. Clarify control flow and commentary.
7339 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7341 * cse.c (new_label_ref): Variable deleted.
7342 (insert): Remove set of new_label_ref.
7343 (check_for_label_ref): New function.
7344 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
7346 See ChangeLog.5 for earlier changes.