1 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
3 * config/ns32k/netbsd.h: Update copyright years.
4 (TARGET_OS_CPP_BUILTINS): Define.
5 (CPP_PREDEFINES): Remove.
6 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
7 (TARGET_CPU_CPP_BUILTINS): Define.
9 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
11 * emit-rtl.c: Likewise.
19 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
21 * config/h8300/elf.h: Fix formatting.
22 * config/h8300/rtems.h: Likewise.
24 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
26 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
28 2002-06-02 Tom Tromey <tromey@redhat.com>
30 * fixinc/fixincl.x: Rebuilt.
31 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
33 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
36 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
37 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
41 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
43 * final.c (final): Allow notes to not have computed addresses;
44 kill no longer needed STACK_REGS ifdef.
46 2002-06-02 Richard Henderson <rth@redhat.com>
48 * gcse.c (bypass_conditional_jumps): Fix typo last change.
50 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
52 * loop.c (emit_prefetch_instructions): Properly place the address
55 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
57 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
58 (set_block_for_insn): Turn into macro.
59 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
60 * cfglayout.c (insn_scopes): Kill.
61 (scope_to_insns_initialize): Do not use insn_scopes.
62 (scope_to_insns_finalize): Likewise.
63 (duplicate_insn_chain): Likewise.
64 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
65 * cfgrtl.c (basic_block_for_insn): Kill.
66 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
67 (create_basic_block_structure): Use reorder_insns.
68 (compute_bb_for_insn): Do not use basic_block_for_insn.
69 (merge_blocks_nomove): Likewise.
70 (update_bb_for_insn): Likewise.
71 (verify_flow_info): Likewise.
72 (set_block_for_insn): Kill.
73 * combine.c (try_combine): Update gen_rtx_INSN call.
74 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
75 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
77 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
78 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
80 (emit_insns_after): Simplify.
81 (emit_copy_of_insn_after): Copy scope.
82 * final.c (final_start_function): Lower scopes.
83 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
84 * integrate.c (copy_insn_list): Cope scopes.
85 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
86 * loop.c (loop_optimize): Do not care block notes.
87 * print-rtl.c (print_rtx): Print BB.
88 * recog.c (apply_change_group): Simplify.
89 * rtl.c (copy_rtx): Handle 'B'.
90 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
91 * rtl.h (Field accessors): Update indexes.
92 * sched-ebb.c (schedule_ebbs): Do not lower notes.
93 * sched-rgn.c (schedule_insns): Likewise.
94 * toplev.c (rest_of_compilation): Lower notes.
95 * unroll.c (unroll_loop): Do not care scoping notes.
96 (copy_loop_body): Copy scopes.
98 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
101 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
103 * rtems.h: Similarly.
104 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
105 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
106 (TARGET_CPU_CPP_BUILTINS): Use.
108 2002-06-02 Richard Henderson <rth@redhat.com>
110 * alias.c: Include target.h.
111 (mark_constant_function): Use targetm.binds_local_p instead
112 of checking TREE_PUBLIC ourselves.
113 * Makefile.in (alias.o): Add TARGET_H.
115 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
117 * c-lex.c: Update copyright and file description.
119 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
121 * config/fr30/fr30.h: Update to new CPP macros.
123 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
125 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
127 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
128 Zack Weinberg <zack@codesourcery.com>
130 * c-common.c (c_common_init): Override cpplib's default
131 warn_long_long setting.
132 * c-lex.c (lex_number): Replace with interpret_integer,
133 interpret_float, narrowest_unsigned_type and
134 narrowest_signed_type, taking advantage of the new
135 cpplib functionality.
136 * cpperror.c (_cpp_begin_message): If a warning is turned
137 into an error, avoid printing "warning:".
138 * cppexp.c (cpp_num_sign_extend): New.
139 * cppinit.c: Update comment.
140 * cpplib.h (cpp_num_sign_extend): New.
141 * tree.h: Update comment.
143 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
145 * diagnostic.h (struct diagnostic_context): Add new member
147 (internal_error_function): Remove declaration.
148 * diagnostic.c (internal_error_function): Remove definition..
149 (internal_error): Adjust use.
151 2002-06-02 Richard Henderson <rth@redhat.com>
153 * rtl.h (CC0_P): New.
154 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
155 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
156 (bypass_block): Save old dest block for dump text.
157 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
158 Allow only true SET insns, not single_set.
160 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
162 * diagnostic.c (diagnostic_finish): Rename to output_flush.
163 (clear_disgnostic_info): Rename to output_clear_data. Use false
164 instead of 0 for boolean value.
165 Adjust function call throughout.
167 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
169 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
170 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
172 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
174 * d30v.h (CPP_PREDEFINES): Replace with
175 (TARGET_CPU_CPP_BUILTINS): New.
177 2002-06-02 Roger Sayle <roger@eyesopen.com>
179 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
181 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
183 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
185 2002-06-02 Richard Henderson <rth@redhat.com>
187 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
189 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
191 Support for C++ constructors/destructors.
192 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
193 instead of looping if main() returns.
194 (asm_file_start): Output global symbols that cause .data and .bss
195 initialization code to be linked in, unconditionally for now.
196 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
197 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
198 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
200 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
201 (__tablejump__): New.
202 (__do_copy_data, __do_clear_bss): New.
203 (__do_global_ctors, __do_global_dtors): New.
204 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
207 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
209 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
210 (CPP_SPEC, CPP_PREDEFINES): Kill.
211 * c4x/rtems.h (CPP_PREDEFINES): Kill.
212 (TARGET_OS_CPP_BUILTINS): New.
214 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
216 * Makefile.in (tracer.o): New.
217 * params.def (TRACER_*): New options.
218 * rtl.h (tracer): Declare.
219 * timevar.def (TV_TRACER): New.
220 * toplev.c (dump_file_index): Add DFI_tracer.
221 (dump_file_info): Add tracer.
223 (lang_indepdenent_options): Add tracer.
224 (rest_of_compilation): Call tracer.
225 * tracer.c: New file.
226 * invoke.texi (-ftracer): Document.
227 (--param tracer-*): Document.
229 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
231 * tree-inline.c (expand_call_inline): Make the statement
232 expression we generate have a COMPOUND_STMT.
234 2002-06-01 Roger Sayle <roger@eyesopen.com>
236 * gcse.c (cprop_cc0_jump): Function deleted.
237 (cprop_jump): Take an additional argument which is the possibly
238 NULL cc setting insn immediately before the conditional jump.
239 When a MODE_CC set is present, substitute it into the JUMP_INSN
240 before attempting the constant propagation.
241 (cprop_insn): Recognize cc setters followed by conditional jumps
242 as a special case. Use cprop_jump instead of cprop_cc0_jump.
243 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
244 (find_bypass_set): New function based upon find_avail_set used by
245 cprop, but finds constant expressions available at the end of
247 (bypass_block): New function. Given a basic block that begins
248 with a conditional jump and multiple incoming edges, perform
249 the jump bypass optimization.
250 (bypass_conditional_jumps): New function. Call bypass_block with
251 each suitable basic block in the CFG using a simple single pass.
253 2002-06-01 Roger Sayle <roger@eyesopen.com>
255 * tree.c (real_minus_onep): New function to test for -1.0.
256 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
258 2002-06-01 Roger Sayle <roger@eyesopen.com>
260 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
261 and "!p && !q" into "(p|q) == 0" under suitable conditions.
263 2002-06-01 Andreas Jaeger <aj@suse.de>
265 * cppexp.c (cpp_classify_number): Cast precission to int for
266 correct printf format.
268 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
270 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
271 expected, but don't really exist: atmega83, atmega85, attiny10.
272 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
273 emulations for all devices.
274 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
275 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
277 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
279 * config/h8300/h8300-protos.h: Add a prototype for
280 h8300_shift_needs_scratch_p.
281 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
282 * config/h8300/h8300.h (OK_FOR_R): New.
283 (OK_FOR_S): Likewise.
284 (OK_FOR_T): Likewise.
285 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
286 * config/h8300/h8300.md (anonymous shift patterns): Use
287 constraints R, S, and T.
289 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
291 * basic-block.h (struct basic_block_def): New field loop_father.
292 (BB_VISITED): New flag.
293 (struct loop): New field pred, removed field shared.
294 (struct loops): New field parray.
295 (LOOP_EXITS_DOMS): Removed.
296 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
297 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
298 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
299 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
300 verify_loop_structure): Declare.
301 * cfg.c (entry_exit_blocks): Initialize loop_father field.
302 * cfganal.c (dfs_enumerate_from): New function.
303 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
304 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
305 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
306 flow_loop_dump, flow_loops_dump, flow_loops_free,
307 flow_loop_tree_node_add, flow_loop_level_compute,
308 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
309 flow_loop_outside_edge_p): Modified for new infrastructure.
310 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
311 redirect_edge_with_latch_update, flow_loop_free): New static functions.
312 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
313 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
314 find_common_loop, verify_loop_structure, loop_latch_edge,
315 loop_preheader_edge): New functions.
316 (flow_loops_cfg_dump): Do not show dominators, as this information
317 does not remain up to date long.
318 (flow_loops_find): Store results in new format.
319 * predict.c (propagate_freq, estimate_probability,
320 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
323 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
325 * except.c (nothrow_function_p): Walk epilogue delay list
326 checking the insn, not the chain for potential throws.
328 2002-05-31 Zack Weinberg <zack@codesourcery.com>
330 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
331 (install): Refer to install-cpp directly.
332 (uninstall-cpp): Folded into uninstall rule.
333 * configure.in: Delete all code relating to --disable-cpp.
334 * configure: Regenerate.
335 * config/t-install-cpp: Delete.
337 2002-05-31 Richard Henderson <rth@redhat.com>
339 * configure.in (HAVE_AS_TLS): Add alpha tests.
340 * configure: Rebuild.
341 * config/alpha/alpha.c (TARGET_AS_TLS): New.
342 (alpha_tls_size, alpha_tls_size_string): New.
343 (overide_options): Set it. Always install machine_status hooks.
344 (input_operand): Accept got tls predicates.
345 (local_symbol_p): Merge into ...
346 (local_symbolic_operand): ... here. Reject tls symbols.
347 (global_symbolic_operand): Likewise.
348 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
349 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
350 (tp16_symbolic_operand, tp32_symbolic_operand): New.
351 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
352 (alpha_encode_section_info): Handle TLS symbols.
353 (alpha_strip_name_encoding): Likewise.
354 (alpha_legitimate_address_p): Likewise.
355 (alpha_legitimize_address): Likewise.
356 (alpha_expand_mov): Early exit to avoid nop moves.
357 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
358 (alpha_init_machine_status, alpha_mark_machine_status,
359 alpha_free_machine_status): Always define.
360 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
361 (print_operand, print_operand_address): Add TLS relocs.
362 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
363 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
364 (TARGET_SWITCHES): Add -mtls-kernel.
365 (alpha_tls_size, alpha_tls_size_string): New.
366 (TARGET_OPTIONS): Add -mtls-size=.
367 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
368 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
369 (ASM_OUTPUT_LABELREF): Skip %.
370 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
371 (PREDICATE_CODES): Update.
372 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
373 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
374 UNSPEC_TP, UNSPECV_SET_TP): New.
375 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
376 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
377 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
378 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
379 (call_value_osf_2_er): Accept anything as op4.
380 * config/alpha/alpha-protos.h: Update.
381 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
383 2002-05-31 Zack Weinberg <zack@codesourcery.com>
385 * cppinit.c (append_include_chain): Always pay attention to
386 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
389 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
391 * target.h: Fix formatting.
392 * timevar.h: Likewise.
394 * toplev.c: Likewise.
395 * toplev.h: Likewise.
397 * tree-dump.h: Likewise.
399 * tree-inline.h: Likewise.
400 * unroll.c: Likewise.
401 * unwind-dw2.c: Likewise.
402 * unwind-dw2-fde.c: Likewise.
403 * unwind-dw2-fde-glibc.c: Likewise.
404 * unwind-dw2-fde.h: Likewise.
405 * unwind.h: Likewise.
406 * unwind-sjlj.c: Likewise.
407 * varasm.c: Likewise.
408 * varray.h: Likewise.
409 * vmsdbg.h: Likewise.
410 * vmsdbgout.c: Likewise.
411 * xcoffout.h: Likewise.
413 2002-05-31 Igor Shevlyakov <igor@microunity.com>
415 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
416 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
418 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
420 * gcc.c (cpp_unique_options): Remove "-d" options.
421 (cpp_debug_options): New spec string.
422 (default_compilers): Use it.
423 * objc/lang-specs.h: Likewise.
425 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
427 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
428 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
429 * gcc/mklibgcc.in: Likewise.
430 * gcc/config/arc/t-arc: Likewise.
431 * gcc/configure.in: Likewise.
432 * gcc/configure: Regenerate.
434 2002-05-31 Stan Shebs <shebs@apple.com>
435 Turly O'Connor <turly@apple.com>
437 * c-decl.c (struct binding_level): Change int field n_incomplete
438 to tree list incomplete_list.
439 (clear_binding_level): Init field with NULL.
440 (pushdecl): Add incomplete type to list.
441 (mark_binding_level): Mark the incomplete list.
442 (finish_struct): Scan the incomplete list for types instead
443 of all decls in the current binding level.
445 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
447 * pa.c (output_millicode_call): Add missing '%' characters.
448 (output_call): Likewise.
450 2002-05-31 David Edelsohn <edelsohn@gnu.org>
452 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
453 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
455 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
457 * varasm.c (mark_constant_pool): Walk epilogue delay list
458 checking the insn, not the chain for potential constants.
460 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
462 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
464 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
466 * i386.c (classify_argument): Properly handle base types.
468 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
469 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
472 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
474 * gcse.c (gcse_emit_move_after): New.
475 (pre_delete, hoist_store): Use it.
477 * reload1.c (emit_input_reload_insns): Use constrain_operands
478 instead of constraint_accepts_reg_p to verify optimization.
479 (constraint_accepts_reg_p): Kill
481 * reload1.c (reload_cse_delete_noop_set): Kill.
482 (reload_cse_simplify): use delte_insn_and_edges.
484 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
486 * cfgloop.c (flow_loops_find): Initialize first and last fields
489 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
491 * c-common.c (builtin_define_std): Correct logic.
493 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
495 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
496 (output_call): Likewise.
498 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
500 * pa.c: Move output.h include after tree.h include.
501 (pa_asm_output_mi_thunk): Constify identifier lab.
503 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
505 * config/ns32k/ns32k.h: Define named constants for the
506 bits in target_flags and use them.
507 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
509 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
511 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
512 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
513 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
514 default scheduling model.
515 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
516 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
517 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
518 * doc/install.texi (hppa*-*-*): Document default scheduling.
520 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
522 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
524 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
526 * config.gcc (ns32k-*-netbsd*): Set tm_file to
527 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
528 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
529 netbsd.h, or netbsd-aout.h.
531 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
533 * longlong.h (count_trailing_zeros): Add missing \, and clean up
534 whitespace in __ns32000__ case.
536 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
538 * expr.c (expand_expr): Output partially zeroed out vectors with
541 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
543 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
545 (shl*-*-netbsdelf*): New targets.
546 * config/sh/netbsd-elf.h: New file.
547 * config/sh/t-netbsd.h: New file.
549 2002-05-30 Richard Henderson <rth@redhat.com>
550 Eric Botcazou <ebotcazou@multimania.com>
553 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
554 to unsigned int for op1 comparisons. Use gen_int_mode.
556 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
558 * expmed.c (const_mult_add_overflow_p): New.
559 * expr.h: Declare it.
560 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
561 Don't eliminate the biv if the giv has a constant multiplier and
562 the rhs argument of the comparison does satisfy the predicate.
563 Use expand_mult_add to compute the replacement constant.
565 2002-05-30 Osku Salerma <osku@iki.fi>
567 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
568 (c_common_get_alias_set): Handle it.
569 * doc/extend.texi: Document it.
571 2002-05-30 Richard Henderson <rth@redhat.com>
573 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
574 * toplev.c (process_options): Don't check it.
575 * doc/tm.texi: Don't document it.
576 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
577 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
578 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
579 frame pointer optimization if current_function_profile.
581 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
583 * langhooks.c: Fix formatting.
584 * langhooks.h: Likewise.
586 * libgcc2.c: Likewise.
588 * local-alloc.c: Likewise.
592 2002-05-30 Marc Espie <espie@openbsd.org>
594 * config.gcc (sparc64-*-openbsd*): New.
595 * config/sparc/openbsd1-64.h: New.
596 * config/sparc/openbsd64.h: New.
598 2002-05-30 Jeff Law <law@redhat.com>
600 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
601 a dead insn with a REG_RETVAL note when the entire libcall is not
602 dead and remove the associated REG_LIBCALL note at the same time.
604 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
606 * lcm.c (output.h): #include.
607 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
608 as an ordinary block.
609 (optimize_mode_switching): Don't pretend that the exit block is
610 an ordinary block, or handle sucessors of entry block specially.
611 Instead, split edges from entry block and to exit block, and
612 put a computing definition on the thus gained post-entry-block,
613 and a need on the pre-exit-block.
615 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
617 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
618 * rtl.texi: Document 'B'
620 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
622 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
624 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
626 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
628 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
629 const0_rtx instead of NULL_RTX when in error.
630 (altivec_expand_abs_builtin): Same.
631 (rs6000_expand_binop_builtin): Same.
632 (altivec_expand_predicate_builtin): Same.
633 (altivec_expand_stv_builtin): Same.
634 (rs6000_expand_ternop_builtin): Same.
635 (altivec_expand_builtin): Same.
637 2002-05-29 David S. Miller <davem@redhat.com>
639 * rtl.h (clear_emit_caches): Delete.
640 * integrate.c (output_inline_function): Don't call it.
641 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
642 (clear_emit_caches): Delete definition.
643 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
645 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
647 * config/mmix/mmix.c: Include real.h.
648 (mmix_constant_address_p): Remove redundant test before switch.
650 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
652 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
653 only if not already defined.
655 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
657 * config/h8300/h8300-protos.h: Remove prototypes for
658 ok_for_bclr and small_power_of_two.
659 * config/h8300/h8300.c (small_power_of_two): Remove.
660 (ok_for_blcr): Likewise.
661 (fix_bit_operand): Make WHAT deal with an integer instead of a
662 constraint character.
663 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
664 (CONST_OK_FOR_P): Likewise.
665 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
666 CONST_OK_FOR_P any more.
667 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
672 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
674 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
675 (CPP_PREDEFINES): Make sure this is undefined.
676 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
677 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
678 or -U__MIPSEB__ before defining one or the other. Instead,
679 use %(subtarget_endian_default) if neither -EB nor -EL are
681 (SUBTARGET_EXTRA_SPECS): Define.
682 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
685 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
687 * doc/md.texi (Patterns): Note pattern condition pitfall
690 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
692 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
693 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
694 ternary operations from here...
695 (rs6000_expand_builtin): ...to here.
696 New argument expandedp.
697 Change all instances of altivec_expand_binop_builtin to
698 rs6000_expand_binop_builtin.
699 (altivec_expand_unop_builtin): Rename to
700 rs6000_expand_unop_builtin.
701 (altivec_expand_binop_builtin): Rename to
702 rs6000_expand_binop_builtin.
703 (altivec_expand_ternop_builtin): Rename to
704 rs6000_expand_ternop_builtin.
706 2002-05-29 Richard Henderson <rth@redhat.com>
708 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
709 (TARGET_BI_ARCH): Likewise.
710 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
711 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
712 (TARGET_64BIT_DEFAULT): Default to 0.
713 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
715 2002-05-29 Richard Henderson <rth@redhat.com>
717 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
718 (get_pc_thunk_name): New.
719 (output_set_got): Use it.
720 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
721 into linkonce sections.
723 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
725 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
726 (CPP_PREDEFINES): Make sure this is undefined.
727 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
728 (CPP_SUBTARGET_SPEC): Don't provide different versions for
729 default-32 and default-64. Just always use %(netbsd_cpp_spec).
730 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
731 cpp_subtarget_spec64. Add netbsd_cpp_spec.
732 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
733 (CPP_PREDEFINES): Make sure this is undefined.
734 (SUBTARGET_EXTRA_SPECS): Define.
735 (CPP_SPEC): Use %(netbsd_cpp_spec).
737 2002-05-29 Jeff Law <law@redhat.com>
739 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
741 * flow.c (propagate_one_insn): Do not remove a dead insn if it
742 contains a REG_RETVAL note.
744 * haifa-sched (sched_analyze): Remove another useless clearing
745 of SCHED_GROUP_P I missed yesterday.
747 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
748 * pa.c (pa_asm_output_mi_thunk): New function.
749 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
751 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
752 Marek Michalkiewicz <marekm@amelek.gda.pl>
754 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
755 (avr_asm_only_p): Make non-static.
756 (enum avr_arch): Remove.
757 (avr_arch_types): New.
758 (avr_mcu_types): Update.
759 (avr_override_options): Use avr_arch_types table instead of switch.
760 * avr.h (CPP_PREDEFINES): Die.
761 (avr_base_arch_macro, avr_extra_arch_macro): New.
762 (TARGET_CPU_CPP_BUILTINS): New.
763 (CPP_SPEC, EXTRA_SPECS): Simplify.
764 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
767 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
769 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
770 NETBSD_OS_CPP_BUILTINS_AOUT.
771 (SUBTARGET_EXTRA_SPECS): Define.
772 (CPP_SPEC): Use %(netbsd_cpp_spec).
774 2002-05-29 Richard Henderson <rth@redhat.com>
776 * config/i386/i386.c (ix86_output_function_epilogue): New.
777 (TARGET_ASM_FUNCTION_EPILOGUE): New.
778 (pic_label_name): Remove.
779 (pic_labels_used): New.
780 (ix86_asm_file_end): Emit one pc load stub for each register used.
781 (output_set_got): Generate deep pc load to any register.
782 (ix86_select_alt_pic_regnum): New.
783 (ix86_save_reg): Don't save pic register if we can find a valid
784 call-clobbered replacement.
785 (ix86_expand_prologue): If we found a valid replacement, renumber
786 pic_offset_table_rtx.
787 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
788 pic_offset_table_rtx after reload.
789 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
790 * config/i386/i386.md (set_got): Make insn, not expander.
791 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
793 2002-05-29 Richard Henderson <rth@redhat.com>
795 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
796 alignment for alloca.
798 2002-05-29 Richard Henderson <rth@redhat.com>
800 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
801 (print_operand_address): Only add rip for symbolic addresses
802 for which we do not have another relocation type.
804 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
806 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
807 (EXTRA_SPECS): Add netbsd_cpp_spec.
808 (CPP_SPEC): Use %(netbsd_cpp_spec).
809 (CPP_PREDEFINES): Remove.
810 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
811 (EXTRA_SPECS): Define.
812 (CPP_SPEC): Use %(netbsd_cpp_spec).
813 (CPP_PREDEFINES): Remove.
815 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
818 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
821 2002-05-29 Eric Christopher <echristo@redhat.com>
823 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
824 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
826 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
828 * config/fr30/fr30.md: Remove previous restriction on splits.
829 Enforce conformance through gen_lowpart and cont_int_operand.
830 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
831 as the assembler does not support ".bss".
833 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
835 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
836 (CPP_PREDEFINES): Remove.
837 (SUBTARGET_EXTRA_SPECS): Define.
838 (CPP_SPEC): Use %(netbsd_cpp_spec).
839 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
840 (CPP_PREDEFINES): Remove.
841 (SUBTARGET_EXTRA_SPECS): Define.
842 (CPP_SPEC): Use %(netbsd_cpp_spec).
843 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
844 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
845 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
847 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
849 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
850 Zack Weinberg <zack@codesourcery.com>
852 * cppexp.c (cpp_num): Move to cpplib.h.
854 (interpret_float_suffix, interpret_int_suffix): New.
855 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
856 (cpp_classify_number, cpp_interpret_integer): New.
857 (interpret_number): Remove.
858 (eval_token): Update to use new routines.
859 * cpphash.h (cpp_num_part): Move to cpplib.h.
860 * cppinit.c (cpp_post_options): Set warn_long_long.
861 * cpplib.h (struct cpp_options): Add warn_long_long.
862 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
863 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
864 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
865 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
866 cpp_interpret_integer): New.
868 2002-05-29 Joel Sherrill <joel@OARcorp.com>
870 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
872 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
874 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
875 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
876 (CPP_SUBTARGET_SPEC): Define.
877 (SUBTARGET_EXTRA_SPECS): Define.
880 2002-05-29 Chris Lattner <sabre@nondot.org>
882 * ssa.c (rename_insn_1): Rename uses of undefined registers to
883 prevent confusion if/when the register is defined.
885 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
888 * config/cris/cris.md: Fix typos and thinkos in comments.
889 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
891 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
892 ("*mov_sideqi_mem"): Similar, but for operand 3.
893 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
894 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
895 Remove spurious mode specifier on operand 2.
897 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
899 * config/h8300/h8300-protos.h: Remove the prototype for
901 Add prototypes for single_one_operand and single_zero_operand.
902 * config/h8300/h8300.c (o_operand): Remove.
903 (single_one_operand): New.
904 (single_zero_operand): Likewise.
905 (print_operand): For 'V' operand, and the operand with 0xff.
906 For 'V' and 'W' operands, do not and the bit position with 7.
907 * config/h8300/h8300.md (various anonymous patterns): Replace
908 use of exact_log2 with single_one_operand/single_zero_operand.
910 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
912 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
914 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
916 * config/s390/s390.c (legitimate_pic_operand_p): Do not
917 accept symbolic LARL operands.
918 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
921 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
923 * config/s390/s390.md (cmpstr_64/31): Mark whole
924 input registers as used.
926 2002-05-28 Richard Henderson <rth@redhat.com>
928 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
929 not current_function_uses_pic_offset_table and
930 current_function_uses_const_pool; examine current_function_profile.
931 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
932 input to blockage if needed.
933 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
934 (legitimize_pic_address): Likewise. Set regs_ever_live for
935 pic_offset_table_rtx when invoked during reload.
936 * config/i386/i386.h (FINALIZE_PIC): Remove.
937 * config/i386/i386.md (tablejump): Reformat. Do not set
938 current_function_uses_pic_offset_table.
939 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
940 (blockage): Accept anything as operand 0.
942 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
944 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
945 common CPP built-ins for all NetBSD a.out targets.
946 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
947 common CPP built-ins for all NetBSD ELF targets.
948 * config/netbsd.h: Add missing notice.
949 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
950 for all NetBSD targets.
951 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
952 for all NetBSD targets using an LP64 code model.
953 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
956 2002-05-28 Richard Henderson <rth@redhat.com>
958 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
959 update if UPDATE_LIFE_LOCAL.
961 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
963 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
965 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
966 Jason R. Thorpe <thorpej@wasabisystems.com>
968 config/sh reorganization to factor out endianness and coff:
970 * config/sh/little.h: New file.
971 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
972 defined, define to 0 to select big-endian.
973 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
974 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
975 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
976 * config/sh/t-be: New file.
977 * config/sh/t-le: New file.
979 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
980 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
981 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
982 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
983 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
984 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
985 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
986 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
987 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
988 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
989 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
990 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
991 (LINK_SPEC): Define to SH_LINK_SPEC.
992 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
993 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
994 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
995 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
996 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
997 * config/sh/coff.h: New file.
998 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
999 (TARGET_OBJFMT_CPP_BUILTINS): Define.
1000 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
1001 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
1002 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
1003 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
1004 (PTRDIFF_TYPE): Likewise.
1005 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
1006 (CPP_PREDEFINES): Don't define.
1007 (TARGET_OBJFMT_CPP_BUILTINS): Define.
1008 (LINK_SPEC): Define to SH_LINK_SPEC.
1009 (LINK_EMUL_PREFIX): Redefine.
1010 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
1011 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
1012 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
1013 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
1014 (TARGET_OS_CPP_BUILTINS): Define.
1015 (TARGET_DEFAULT): Redefine.
1016 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
1017 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
1018 (LINK_SPEC): Don't redefine.
1019 (LINK_DEFAULT_CPU_EMUL): Redefine.
1020 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
1021 * sh.c (sh_asm_named_section): Don't declare / define.
1022 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
1023 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
1024 (sh64-*-elf* tm_file): Likewise.
1025 (sh-*-rtemself* tm_file): Likewise.
1026 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
1027 (sh-*-linux* tmake_file): Add sh/t-le.
1028 (sh-*-rtems* tm_file): Add sh/coff.h
1029 (sh-*-* tm_file): Likewise.
1031 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
1033 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
1034 CONSTANT_POOL_ADDRESS_P.
1036 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
1038 2002-05-28 David Edelsohn <edelsohn@gnu.org>
1039 Jeff Law <law@redhat.com>
1041 * optabs.c (expand_binop): Fix nwords sign warnings.
1042 generate pseudo for add_optab.
1044 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
1045 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
1047 2002-05-28 Marc Espie <espie@openbsd.org>
1049 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
1050 inherited from gas.h.
1051 (ASM_QUAD): Undef. OpenBSD does not support it.
1053 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
1055 * doc/install.texi (binaries): Change mingw binaries
1056 link to www.mingw.org.
1058 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1060 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
1062 2002-05-28 Richard Henderson <rth@redhat.com>
1064 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
1065 bottom alignment for leaf functions.
1067 2002-05-28 Zack Weinberg <zack@codesourcery.com>
1069 * config/pa/milli32.S, config/pa/lib1funcs.asm,
1070 config/sparc/sol2-g1.asm: Delete unused files.
1072 2002-05-28 Richard Henderson <rth@redhat.com>
1074 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
1076 * flow.c (calculate_global_regs_live): Rename call_used to
1077 invalidated_by_call. Initialize from regs_invalidated_by_call
1078 instead of call_used_regs.
1080 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
1083 2002-05-28 Zack Weinberg <zack@codesourcery.com>
1085 * tree.h: Don't include real.h.
1086 Forward-declare struct realvaluetype.
1087 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
1089 (TREE_REAL_CST_PTR): New accessor.
1090 (TREE_REAL_CST): Update.
1091 * real.h: Include machmode.h.
1092 (realvaluetype): Make it struct realvaluetype, not a typedef.
1093 (build_real): Prototype here.
1095 * tree.c: Include real.h.
1096 (build_real): Allocate the REAL_VALUE_TYPE as a separate
1097 object in GC memory, set TREE_REAL_CST_PTR to point to it.
1098 (build_real_from_int_cst): Use build_real.
1099 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
1102 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
1103 fold-const.c, print-tree.c, real.c: Include real.h.
1104 * Makefile.in: Update dependency lists.
1106 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1108 * basic-block.h (last_basic_block): Declare.
1109 (expunge_block_nocompact): Declaration removed.
1110 (compact_blocks): Declare.
1111 * cfg.c (last_basic_block): New variable.
1112 (expunge_block_nocompact): Removed.
1113 (expunge_block): Do not compact basic blocks.
1114 (compact_blocks): New.
1115 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
1117 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
1119 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
1120 real positions of blocks.
1121 (delete_unreachable_blocks): Simplified -- quadratic behavior now
1123 (cleanup_cfg): Compact blocks.
1124 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
1125 basic_block_info varray.
1126 (flow_delete_block): Comment update.
1127 (back_edge_of_syntactic_loop_p): Modify position check code.
1128 (verify_flow_info): Update checking.
1129 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
1130 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
1131 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
1132 indices no longer change.
1133 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
1135 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
1136 * profile.c (branch_prob): Compact blocks.
1137 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
1140 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
1142 * config/h8300/h8300.md (two anonymous patterns): New.
1144 2002-05-28 David S. Miller <davem@redhat.com>
1146 * config/sparc/sparc.md (cpu): Tidy.
1147 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
1149 (in_call_delay): Delete reference to 'return' type.
1150 (eligible_for_return_delay, in_return_delay, define_delay
1151 referencing those): Delete.
1152 (rest of file): Use new type attributes as appropriate.
1153 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
1154 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
1155 * config/sparc/ultra1_2.md (us1_single): New reservation.
1156 (us1_ialuX): Likewise.
1157 * config/sparc/ultra3.md (us3_single): Likewise.
1158 (us3_ialuX): Likewise.
1159 (us3_imul, us3_idiv): Tweak.
1161 2002-05-28 Richard Henderson <rth@redhat.com>
1163 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
1166 2002-05-28 Richard Henderson <rth@redhat.com>
1168 * config.gcc: Obsolete mn10200.
1170 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
1172 * cppexp.c (interpret_number): Optimize for single-digit
1173 and less-than-half-precision cases.
1174 (num_trim, num_positive, num_div_op): Cast constants.
1176 2002-05-27 Bo Thorsen <bo@suse.de>
1178 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
1179 3.1 branch. The file was made by Jakub Jelinek.
1180 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
1181 support so multilib doesn't break. And don't define this at all
1182 when -Dinhibit_libc is used.
1183 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
1184 * config/i386/t-linux64: Implement full multilib support. Patch
1185 originally done by Andreas Jaeger and Jakub Jelinek.
1187 2002-05-27 Roger Sayle <roger@eyesopen.com>
1189 * c-common.c: Add support for __attribute__((nothrow)) to specify
1190 that a function cannot throw an exception (using TREE_NOTHROW).
1191 (handle_nothrow_attribute): New function to process this attribute.
1193 * doc/extend.texi: Document the new nothrow function attribute.
1195 2002-05-27 H.J. Lu (hjl@gnu.org)
1197 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
1198 (num_positive): Likewise.
1199 (num_div_op): Likewise.
1201 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1203 * c-common.c (c_common_init): Always use intmax_t.
1205 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1207 * c-common.c (c_common_init): Use intmax_t for now.
1209 2002-05-24 Andrew Haley <aph@redhat.com>
1211 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
1212 if T is a boolean type.
1214 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1216 * basic-block.h (last_basic_block): Defined as synonym for
1218 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
1219 flow_depth_first_order_compute, flow_preorder_transversal_compute,
1220 flow_dfs_compute_reverse_init): Replaced relevant occurences of
1221 n_basic_blocks with last_basic_block.
1222 * cfgbuild.c (make_edges): Likewise.
1223 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
1224 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
1225 * combine.c (combine_instructions): Likewise.
1226 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
1227 iterative_dataflow_bitmap): Likewise.
1228 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
1229 calc_idoms, idoms_to_doms): Likewise.
1230 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
1232 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
1233 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
1234 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
1235 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
1236 delete_null_pointer_checks, compute_code_hoist_vbeinout,
1237 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
1238 compute_store_table, build_store_vectors): Likewise.
1239 * haifa-sched.c (sched_init): Likewise.
1240 * ifcvt.c (if_convert): Likewise.
1241 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1242 pre_edge_lcm, compute_available, compute_nearerout,
1243 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
1245 * predict.c (estimate_probability, process_note_prediction,
1246 note_prediction_to_br_prob): Likewise.
1247 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
1248 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1249 * regrename.c (copyprop_hardreg_forward): Likewise.
1250 * resource.c (init_resource_info): Likewise.
1251 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
1252 init_regions, schedule_insns): Likewise.
1253 * ssa-ccp.c (ssa_const_prop): Likewise.
1254 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1255 * ssa.c (compute_dominance_frontiers,
1256 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
1258 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
1259 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
1262 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
1264 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
1266 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
1267 hoist_insn_after, hoist_insn_to_edge): New.
1269 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
1271 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
1272 (PROP_FINAL): Include.
1273 * flow.c (life_analysis, update_life_info,
1274 init_propagate_block_info, mark_set_1, mark_used_rgs):
1275 Support SCAN_DEAD_STORE.
1277 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1279 * c-common.c (c_common_init): Set CPP arithmetic precision.
1280 * cppexp.c (cpp_num_part): Move typedef ...
1281 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
1282 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
1283 (sanity_checks): Update.
1285 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
1287 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
1288 (mkheaders): New rule.
1289 (install-mkheaders): New rule.
1290 * configure.in (all_outputs): Add mkheaders.
1291 * configure: Regenerate.
1292 * mkheaders.in: New file.
1294 2002-05-26 Jakub Jelinek <jakub@redhat.com>
1296 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
1298 2002-05-26 Andreas Jaeger <aj@suse.de>
1300 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
1302 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
1304 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
1305 right_shift): Remove.
1306 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
1308 (struct op): Use cpp_num.
1309 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
1310 num_part_mul, num_unary_op, num_binary_op, num_negate,
1311 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
1312 num_div_op, num_lshift, num_rshift, append_digit): New.
1313 (interpret_number, parse_defined, eval_token, reduce): Update
1314 for two-integer arithmetic.
1315 (binary_handler): New typedef.
1317 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
1318 (_cpp_parse_expr, reduce): Update to handle two-integers.
1319 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
1321 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1323 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
1324 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
1325 branch insn into account, do not assume 1.
1326 (avr_out_sbxx_branch): New function. Optimize cases of skipping
1327 over single word insn. Handle upper half of I/O space too.
1328 * config/avr/avr.md (*sbrx_branch): Use it.
1329 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
1330 (*sbix_branch, *sbix_branch_bit7): Likewise.
1331 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
1332 Use RTL peepholes to optimize register operand sign tests.
1334 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1336 * config/avr/avr.c (avr_asm_only_p): New variable.
1337 (avr_override_options): Set it here if AVR1.
1338 (asm_file_start): Test it here, report an error if set.
1340 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
1342 * alias.c: Fix formatting.
1343 * attribs.c: Likewise.
1344 * bb-reorder.c: Likewise.
1345 * bitmap.c: Likewise.
1346 * bitmap.h: Likewise.
1347 * builtins.c: Likewise.
1349 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
1351 * reload.c (find_valid_class): Accept new argument DEST,
1352 choose class accordingly.
1353 (push_reload): Update callers.
1355 2002-05-26 Andreas Jaeger <aj@suse.de>
1357 * combine.c (combine_instructions): Do not indent #if for
1360 2002-05-25 Richard Henderson <rth@redhat.com>
1362 * c-pragma.c (apply_pragma_weak): Convert value identifier to
1363 string for decl_attributes.
1364 (handle_pragma_weak): Call assemble_alias if we're modifying
1367 2002-05-25 Richard Henderson <rth@redhat.com>
1370 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
1371 using rtl instead of fprintf.
1372 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
1373 * config/sparc/sparc-protos.h: Update.
1375 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1377 * Makefile.in (C_COMMON_H): Fix.
1378 Update other targets.
1379 * c-common.c: Don't include c-lex.h.
1380 (builtin_define_with_value): Make static and prototype.
1381 (builtin_define_std): Move from c-lex.h.
1382 * c-common.h (init_c_lex): Move from c-lex.h.
1383 * c-decl.c: Don't include c-lex.h.
1384 (make_pointer_declarator): Move from c-parse.in.
1385 * c-lex.c: Don't include c-lex.h.
1387 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
1388 (make_pointer_declarator): Move to c-decl.c.
1389 * c-pragma.c: Don't include c-lex.h.
1390 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
1391 * c-tree.h (make_pointer_declarator): New.
1393 * passes.texi, tm.texi: Update.
1395 * Make-lang.in: Update and correct.
1396 * objc-act.c: Don't include c-lex.h or cpplib.h.
1398 * treetree.c: Don't include c-lex.h.
1400 * darwin-c.c: Don't include c-lex.h.
1401 * c4x/c4x-c.c: Don't include c-lex.h.
1402 * c4x/t-c4x: Update.
1403 * i370/i370-c.c: Don't include c-lex.h.
1404 * i370/t-i370: Update.
1405 * i960/i960-c.c: Don't include c-lex.h.
1406 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
1407 * i960/t-960bare: Update.
1408 * i960/t-vxworks: Update.
1409 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
1410 * rs6000/t-darwin: Update.
1411 * rs6000/t-rs6000-c-rule: Update.
1412 * v850/v850-c.c: Don't include c-lex.h.
1413 * v850/v850.c: Don't include c-lex.h or cpplib.h.
1416 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1418 * tree.def: Fix typos.
1419 * doc/install.texi: Likewise.
1421 2002-05-25 Richard Henderson <rth@redhat.com>
1423 * configure.in (HAVE_AS_TLS): Add ia64 test.
1424 * configure: Rebuild.
1425 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
1426 (override_options): Set it.
1427 (TARGET_HAVE_TLS): New.
1428 (sdata_symbolic_operand): Look for 's'.
1429 (tls_symbolic_operand): New.
1430 (ia64_expand_load_address): Abort for tls symbols.
1431 (gen_tls_get_addr): New.
1432 (gen_thread_pointer): New.
1433 (ia64_expand_move): Split out from movdi. Handle tls symbols.
1434 (rtx_needs_barrier): Add new unspecs.
1435 (ia64_encode_section_info): Handle tls symbols.
1436 (ia64_strip_name_encoding): Strip two encoding chars.
1437 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
1438 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
1439 (TARGET_OPTIONS): Add tls-size.
1440 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
1441 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
1442 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
1443 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
1444 (movsf, movdf): Likewise.
1445 (movdi_symbolic): Use match_scratch. Don't split if we won't
1446 have a scratch availiable.
1447 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
1448 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
1449 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
1450 * config/ia64/ia64-protos.h: Update.
1451 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1452 sdata_symbolic_operand.
1453 (ASM_OUTPUT_LABELREF): Strip two characters.
1455 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1457 * combine.c (simplify_set): Remove an unnecessary subreg.
1459 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
1461 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
1463 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
1465 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1467 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
1469 2002-05-25 Roger Sayle <roger@eyesopen.com>
1471 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
1472 (cond (compare x y) 0) into the equivalent (cond x y).
1474 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1476 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
1478 2002-05-24 Zack Weinberg <zack@codesourcery.com>
1480 * config.gcc: Remove all stanzas for previously obsoleted
1481 systems. Where necessary, add explicit error stanzas to
1482 prevent removed systems from being misidentified as something
1483 else. Begin a fresh obsoletions list, with the systems that
1484 were reprieved last round.
1485 * doc/install.texi: Remove all mention of dead targets.
1486 * fixinc/mkfixinc.sh: Likewise.
1488 * config/arm/arm.h: Bit 31 of target_flags is no longer
1491 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
1492 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
1493 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
1494 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
1495 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
1496 config/alpha/osf12.h, config/alpha/osf2or3.h,
1497 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
1498 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
1499 config/clipper/clipper-protos.h, config/clipper/clipper.c,
1500 config/clipper/clipper.h, config/clipper/clipper.md,
1501 config/clipper/clix.h, config/convex/convex-protos.h,
1502 config/convex/convex.c, config/convex/convex.h,
1503 config/convex/convex.md, config/convex/fixinc.convex,
1504 config/convex/proto.h, config/elxsi/elxsi-protos.h,
1505 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
1506 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
1507 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
1508 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
1509 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
1510 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
1511 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
1512 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
1513 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
1514 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
1515 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
1516 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
1517 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
1518 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
1519 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
1520 config/m68k/altos3068.h, config/m68k/apollo68.h,
1521 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
1522 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
1523 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
1524 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
1525 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
1526 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
1527 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
1528 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
1529 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
1530 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
1531 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
1532 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
1533 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
1534 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
1535 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
1536 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
1537 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
1538 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
1539 config/mips/dec-osf1.h, config/mips/elflorion.h,
1540 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
1541 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
1542 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
1543 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
1544 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
1545 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
1546 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
1547 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
1548 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
1549 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
1550 config/ns32k/sequent.h, config/ns32k/tek6000.h,
1551 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
1552 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
1553 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
1554 config/sparc/rtems.h, config/we32k/we32k-protos.h,
1555 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
1558 2002-05-24 Richard Henderson <rth@redhat.com>
1560 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
1561 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
1562 * config/i386/i386.c (tls_model_chars): Add leading space.
1563 (tls_symbolic_operand): Don't bias by 1.
1564 (legitimize_address): Don't unbias by 1.
1566 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1568 * lcm.c (optimize_mode_switching): Change bb used as indices
1571 2002-05-24 Richard Henderson <rth@redhat.com>
1573 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
1574 of update_life_info_in_dirty_blocks.
1576 2002-05-24 Jakub Jelinek <jakub@redhat.com>
1579 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
1581 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
1583 PR preprocessor/6780
1584 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
1586 2002-05-24 Jim Blandy <jimb@redhat.com>
1588 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
1589 entry with a type code of zero, marking the end of the compilation
1592 2002-05-24 Richard Henderson <rth@redhat.com>
1594 * varasm.c (asm_output_bss): Always output one byte.
1595 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1597 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
1599 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
1602 2002-05-24 Andreas Jaeger <aj@suse.de>
1604 * ggc-page.c (alloc_page): Cast variables of type size_t to
1605 unsigned long, adjust printf format string.
1606 (ggc_alloc): Likewise.
1607 (ggc_print_statistics): Likewise.
1608 (ggc_print_statistics): Correct printf format string for SCALE to
1611 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1613 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
1615 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
1616 Zack Weinberg <zack@codesourcery.com>
1618 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
1620 * dwarf2out.c (lookup_filename): Properly quote filename in .file
1621 directive in assembly file.
1622 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1623 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1624 * config/pj/pj.h (ASM_FILE_START): Likewise.
1625 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
1626 * config/avr/avr.c (asm_file_end): Likewise.
1627 * toplev.c (output_quoted_string): Handle possibly signed plain
1629 * toplev.h (output_clean_symbol_name): Declare
1630 * toplev.c (output_clean_symbol_name): Define.
1631 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
1632 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
1634 2002-05-24 Alan Modra <amodra@bigpond.net.au>
1636 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
1638 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
1640 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
1641 of size of unsigned.
1643 2002-05-23 Richard Henderson <rth@redhat.com>
1645 * configure.in (HAVE_AS_TLS): New test.
1646 * config.in, configure: Rebuild.
1647 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
1648 (ix86_tls_dialect_string, ix86_tls_dialect): New.
1649 (override_options): Set it.
1650 (tls_model_chars, tls_symbolic_operand): New.
1651 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
1652 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
1653 (local_exec_symbolic_operand): New.
1654 (get_pic_label_name): Merge into output_set_got.
1655 (ix86_asm_file_end): Emit pic_label_name if defined.
1656 (legitimate_constant_p, constant_address_p): New.
1657 (legitimate_pic_operand_p): New.
1658 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
1659 (legitimate_address_p): Likewise.
1660 (ix86_encode_section_info): Rename from i386_; handle tls decls.
1661 (ix86_strip_name_encoding): New.
1662 (get_thread_pointer): New.
1663 (legitimize_address): Handle tls symbols.
1664 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
1666 (struct machine_function): Add some_ld_name.
1667 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
1668 (print_operand) [&]: Use it. Handle UNSPEC_TP.
1669 (output_addr_const_extra): New.
1670 (maybe_get_pool_constant): New.
1671 (ix86_split_to_parts): Use it.
1672 (ix86_expand_move): Handle tls symbols.
1673 (ix86_tls_get_addr): New.
1674 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
1675 (TARGET_OPTIONS): Add tls-dialect.
1676 (CONSTANT_ADDRESS_P): Use new out-of-line function.
1677 (LEGITIMATE_CONSTANT_P): Likewise.
1678 (LEGITIMATE_PIC_OPERAND_P): Likewise.
1679 (TARGET_STRIP_NAME_ENCODING): New.
1680 (ASM_OUTPUT_LABELREF): New.
1681 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
1682 (OUTPUT_ADDR_CONST_EXTRA): New.
1683 (PREDICATE_CODES): Update.
1684 (ix86_tls_dialect, ix86_tls_dialect_string): New.
1685 * config/i386/i386.md: Regroup and renumber unspec constants.
1686 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
1687 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
1688 (tls_global_dynamic, tls_local_dynamic_base): New.
1689 (tls_local_dynamic_once): New.
1690 * config/i386/i386-protos.h: Update.
1692 2002-05-23 Richard Henderson <rth@redhat.com>
1694 * genemit.c (gen_insn): Print file:lineno comment before function.
1696 * gensupport.c (struct queue_elem): Add filename member.
1697 (queue_pattern): Initialize it; update all callers.
1698 (process_include): Don't free filename.
1699 (read_md_rtx): Set read_rtx_filename.
1701 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
1703 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
1705 2002-05-23 Richard Henderson <rth@redhat.com>
1707 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
1709 2002-05-23 Richard Henderson <rth@redhat.com>
1711 * doc/extend.texi (C++98 Thread-Local Edits): Update with
1712 commentary from Mark.
1714 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1716 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
1717 Use FOR_EACH_BB macros to iterate over basic block chain.
1718 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
1719 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
1721 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
1722 find_unreachable_blocks, create_edge_list, verify_edge_list,
1723 remove_fake_edges, add_noreturn_fake_exit_edges,
1724 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
1726 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1727 find_sub_basic_blocks): Likewise.
1728 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
1730 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
1732 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
1734 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
1735 commit_edge_insertions, commit_edge_insertions_watch_calls,
1736 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
1737 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
1738 * conflict.c (conflict_graph_compute): Likewise.
1739 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
1740 df_modified_p, df_refs_unlink, df_dump): Likewise.
1741 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
1742 * final.c (compute_alignments): Likewise.
1743 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
1744 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
1745 count_or_remove_death_notes): Likewise.
1746 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
1747 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
1748 classic_gcse, compute_transp, cprop, compute_pre_data,
1749 compute_transpout, invalidate_nonnull_info,
1750 delete_null_pointer_checks_1, delete_null_pointer_checks,
1751 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
1752 compute_store_table, build_store_vectors, store_motion): Likewise.
1753 * global.c (global_conflicts, mark_elimination): Likewise.
1754 * graph.c (print_rtl_graph_with_bb): Likewise.
1755 * haifa-sched.c (sched_init): Likewise.
1756 * ifcvt.c (if_convert): Likewise.
1757 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1758 compute_available, compute_nearerout, compute_rev_insert_delete,
1759 optimize_mode_switching): Likewise.
1760 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
1761 * predict.c (estimate_probability, note_prediction_to_br_prob,
1762 propagate_freq, counts_to_freqs, expensive_function_p,
1763 estimate_bb_frequencies): Likewise.
1764 * profile.c (instrument_edges, get_exec_counts,
1765 compute_branch_probabilities, compute_checksum, branch_prob,
1766 find_spanning_tree): Likewise.
1767 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1768 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
1770 * regclass.c (scan_one_insn, regclass): Likewise.
1771 * regmove.c (mark_flags_life_zones, regmove_optimize,
1772 record_stack_memrefs): Likewise.
1773 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
1774 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
1775 * resource.c (find_basic_block): Likewise.
1776 * sched-ebb.c (schedule_ebbs): Likewise.
1777 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
1778 find_single_block_region, find_rgns, schedule_insns)
1779 * sibcall.c (optimize_sibling_and_tail_recursive_call)
1780 * ssa-ccp.c (optimize_unexecutable_edges,
1781 ssa_ccp_df_delete_unreachable_insns): Likewise.
1782 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1783 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
1784 rename_block, convert_to_ssa, compute_conservative_reg_partition,
1785 compute_coalesced_reg_partition, rename_equivalent_regs,
1786 convert_from_ssa): Likewise.
1787 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
1788 process_for_unwind_directive): Likewise.
1790 * df.c (FOR_ALL_BBS): Removed.
1791 * gcse.c (struct null_pointer_info): Type of current_block field
1793 (struct reg_avail_info): Type of last_bb field changed.
1794 * config/ia64/ia64.c (block_num): Removed.
1795 (need_copy_state): Type changed.
1798 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1800 * cppinit.c (mark_named_operators): Split out from init_builtins.
1801 (cpp_finish_options): Call it from here instead.
1803 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1805 * builtin-attrs.def: Update copyright years.
1806 (ATTR_NONNULL): New attribute identifier.
1807 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
1808 attribute tree lists.
1809 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
1811 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
1812 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
1813 attribute lists. Chain the appropriate nonnull attribute.
1814 * c-format.c (check_format_arg): Remove null format string
1816 * testsuite/gcc.dg/format/null-1.c: New test.
1818 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1820 * Makefile.in (ADAC): Define.
1822 (.SUFFIXES): Move before language makefile fragments.
1823 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
1825 2002-05-23 Mark Mitchell <mark@codesourcery.com>
1827 * varasm.c (make_decl_rtl): Don't allow weak variables to be
1830 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1832 * cfg.c (dump_flow_info): Print results of
1833 maybe_hot/probably_never_executed predicates.
1834 * toplev.c (open_dump_file): Print function frequency.
1836 2002-05-23 David S. Miller <davem@redhat.com>
1838 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
1841 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1843 * c-common.c (warn_nonnull): Declare.
1844 (c_common_attribute_table): Add "nonnull" attribute.
1845 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
1846 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
1847 check_function_arguments_recurse): New functions.
1848 * c-common.h (warn_nonnull): Declare extern.
1849 (check_function_arguments, check_function_arguments_recurse): New
1851 * c-decl.c (c_decode_option): Add -Wnonnull option.
1852 * c-format.c (set_Wformat): Set warn_nonnull if enabling
1854 (format_check_context): New structure.
1855 (check_format_info_recurse): Remove recursion and rename to...
1856 (check_format_arg): ...this. Update comment.
1857 (check_format_info): Use check_function_arguments_recurse.
1858 * c-typeck.c (build_function_call): Call check_function_arguments
1859 instead of check_function_format.
1860 * doc/extend.texi: Document "nonnull" attribute.
1861 * doc/invoke.texi: Docuemnt -Wnonnull option.
1862 * testsuite/gcc.dg/nonnull-1.c: New test.
1863 * testsuite/gcc.dg/nonnull-2.c: New test.
1865 2002-05-23 David S. Miller <davem@redhat.com>
1867 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
1868 * cfgcleanup.c (cleanup_cfg): If it is set do not
1869 attempt to delete trivially dead insns.
1870 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
1871 * toplev.c (rest_of_compilation): Document non-trivial aspect
1872 the RTL before optimize_save_area_alloca is run.
1874 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1876 * c-lex.c (indent_level): Remove.
1877 (cb_file_change, c_lex): Remove indent level handling.
1878 * c-lex.h (indent_level): Remove.
1879 * input.h (struct file_stack): Remove indent_level.
1880 * toplev.c (push_srcloc): Remove indent_level handling.
1882 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1885 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
1886 of x in constraints for clarity.
1887 (sse_mov?fcc split): abort if op2 == op3.
1888 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
1889 sse_movsfcc_const0_4): Add earlyclobber.
1890 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1891 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
1892 Use Y instead of x in constraints.
1894 2002-05-23 Richard Henderson <rth@redhat.com>
1896 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
1897 (C++98 Thread-Local Edits): New subsection.
1899 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
1900 (ix86_arch): Set type to enum processor_type.
1902 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
1903 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
1905 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1907 * configure.in: Fix as version test for binutils 2.12.1 releases
1909 * configure: Rebuilt.
1911 2002-05-23 Richard Henderson <rth@redhat.com>
1913 * config/i386/i386.c (get_pic_label_name): New.
1914 (load_pic_register): Remove.
1915 (output_set_got): New.
1916 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
1917 * config/i386/i386.md (UNSPEC_SET_GOT): New.
1918 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
1919 (prologue_set_got, prologue_get_pc): Remove.
1920 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
1921 (builtin_setjmp_receiver): Use gen_set_got.
1922 * config/i386/i386-protos.h: Update.
1924 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1926 * gcse.c (hash_expr): Do not use alias set for hashing.
1928 2002-05-22 Kevin Buettner <kevinb@redhat.com>
1930 * dbxout.c (dbxout_class_name_qualifiers): New function.
1931 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
1933 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1935 * cpperror.c (_cpp_begin_message): No special casing
1937 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
1938 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
1939 * cpplib.c (do_include_common): Use DL_ERROR.
1940 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
1942 * fix-header.c (read_scan_file): Update.
1944 2002-05-22 Richard Henderson <rth@redhat.com>
1946 * config/i386/i386.c (ix86_expand_call): New function, extracted
1947 from md call patterns. Add pic_offset_table_rtx to
1948 CALL_INSN_FUNCTION_USAGE when needed.
1949 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
1950 (call_value_pop, call_value, untyped_call): Likewise.
1951 (call_exp, call_value_exp): Remove.
1952 * config/i386/i386-protos.h: Update.
1954 2002-05-22 Richard Henderson <rth@redhat.com>
1956 * varasm.c (default_section_type_flags): Check for VAR_DECL
1957 before using DECL_THREAD_LOCAL.
1959 2002-05-22 David Edelsohn <edelsohn@gnu.org>
1961 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
1962 (STARTFILE_SPEC): Delete PE crt0.o.
1963 * config/rs6000/aix51.h: Same.
1964 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
1965 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
1966 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
1967 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
1968 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
1970 2002-05-22 Richard Henderson <rth@redhat.com>
1972 * varasm.c (default_section_type_flags): Handle tls data and
1974 (default_unique_section): Handle tls sections.
1976 2002-05-23 Alan Modra <amodra@bigpond.net.au>
1978 * configure.in (CROSS): Define NATIVE_CROSS.
1979 * configure: Regenerate.
1980 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
1981 (startfile_prefix_spec): New var.
1982 (static_specs): Add startfile_prefix_spec.
1983 (do_spec_2): Split out from..
1985 (main): Process startfile_prefix_spec.
1986 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
1988 (STARTFILE_PREFIX_SPEC): Define.
1989 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
1992 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1994 * cpperror.c: Fix formatting.
1995 * cppexp.c: Likewise.
1996 * cppfiles.c: Likewise.
1997 * cpphash.c: Likewise.
1998 * cpphash.h: Likewise.
1999 * cppinit.c: Likewise.
2000 * cpplex.c: Likewise.
2001 * cpplib.c: Likewise.
2002 * cppmacro.c: Likewise.
2003 * cppmain.c: Likewise.
2004 * cppspec.c: Likewise.
2006 2002-05-22 Jakub Jelinek <jakub@redhat.com>
2008 * combine.c (force_to_mode): Use gen_int_mode.
2009 Don't clear CONST_INT bits outside of mode.
2011 2002-05-22 Richard Henderson <rth@redhat.com>
2013 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
2014 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
2016 2002-05-22 Jakub Jelinek <jakub@redhat.com>
2019 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
2020 if DECL_SIZE_UNIT is INTEGER_CST.
2022 2002-05-22 Richard Henderson <rth@redhat.com>
2024 * flow.c (life_analysis): Delete broken reg_label check.
2026 2002-05-22 Richard Henderson <rth@redhat.com>
2028 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
2029 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
2031 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2033 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
2034 (embed-bb.c): New rule.
2035 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
2036 * config/sh/embed_bb.c: Delete.
2038 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
2040 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
2042 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
2044 * config/h8300/h8300.md (*andorqi3): New.
2046 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2048 PR preprocessor/6517
2049 * Makefile.in: Update.
2050 * c-common.c (c_common_post_options): Add preprocessor
2051 errors to the error count.
2052 * c-lang.c (c_post_options): Kill.
2053 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
2054 * hooks.h: Add header guards.
2055 * langhooks-def.h: Include hooks.h.
2056 (LANG_HOOKS_POST_OPTIONS): Update.
2057 * langhooks.h (struct lang_hooks): Update post_options.
2058 * toplev.c (parse_options_and_default_flags): Update.
2060 * objc-lang.c (objc_post_options): Kill.
2061 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
2063 2002-05-21 Bruce Korb <bkorb@gnu.org>
2065 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
2066 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
2067 * fixinc/fixincl.x: regen.
2069 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
2071 * cfgbuild.c: Fix formatting.
2073 * cfgcleanup.c: Likewise.
2074 * cfglayout.c: Likewise.
2075 * cfgloop.c: Likewise.
2076 * cfgrtl.c: Likewise.
2078 2002-05-21 Richard Henderson <rth@redhat.com>
2080 * c-common.h (enum rid): Add RID_THREAD.
2081 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
2082 (grokdeclarator): Grok __thread.
2083 * c-parse.in (reswords): Add __thread.
2084 (rid_to_yy): Add RID_THREAD.
2086 * tree.h (DECL_THREAD_LOCAL): New.
2087 (struct tree_decl): Add thread_local_flag.
2088 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
2089 * tree.c (staticp): TLS variables are not static.
2091 * target-def.h (TARGET_HAVE_TLS): New.
2092 * target.h (have_tls): New.
2093 * output.h (SECTION_TLS): New.
2094 * varasm.c (assemble_variable): TLS variables can't be common for now.
2095 (default_section_type_flags): Handle .tdata and .tbss.
2096 (default_elf_asm_named_section): Handle SECTION_TLS.
2097 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
2099 * flags.h (flag_tls_default): Declare.
2100 * toplev.c (flag_tls_default): Define.
2101 (display_help): Display help for it.
2102 (decode_f_option): Set it.
2104 * doc/extend.texi (Thread-Local): New node describing language-level
2105 thread-local storage.
2106 * doc/invoke.texi (-ftls-model): Document.
2108 * fixinc/inclhack.def (thread_keyword): New.
2109 * fixinc/fixincl.x: Rebuild.
2111 2002-05-21 Jeffrey A Law <law@redhat.com>
2113 * optabs.c (expand_binop): For double-word integer multiplies,
2114 do not compute intermediate results into something that is
2115 not a register (such as a SUBREG or MEM).
2117 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
2118 (ix86_sched_reorder): Make sure to initialize scheduling
2119 data even when there's only one insn in the ready queue.
2121 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
2123 * genautomata.c (reserv_sets_hash_value): Fix a typo.
2125 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
2127 * genautomata.c (reserv_sets_hash_value): Define hash_value as
2128 set_el_t. Transform the hash value into unsigned.
2129 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
2130 (transform_3): Add code to process `(A,B)+(D,E)'.
2132 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
2134 * reload1.c (do_output_reload): Run delete_output_reload
2137 2002-05-21 Roger Sayle <roger@eyesopen.com>
2140 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
2141 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
2142 (can_store_by_pieces): ... and here to limit the largest mode used.
2143 Add a comment to document this function.
2145 2002-05-21 Richard Henderson <rth@redhat.com>
2147 * flow.c (life_analysis): Fix test for deleted label.
2149 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
2151 * doc/tm.texi: Fix typo.
2153 2002-05-21 Zack Weinberg <zack@codesourcery.com>
2155 * c-common.c (c_common_init): Set options->unsigned_char from
2157 (cb_register_builtins): Define __STRICT_ANSI__ and
2158 __CHAR_UNSIGNED__ here...
2159 * cppinit.c (init_builtins): Not here.
2160 (cpp_create_reader): unsigned_char option defaults to 0, not
2161 !DEFAULT_SIGNED_CHAR.
2162 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
2163 and -funsigned-char.
2165 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
2166 * cpphash.c (_cpp_init_hashtable): Don't set it.
2167 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
2168 directly. Clarify comment.
2170 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2172 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
2173 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
2174 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
2175 BASIC_BLOCK (n_basic_blocks - 1).
2176 * cfganal.c (can_fallthru, flow_call_edges_add,
2177 flow_preorder_transversal_compute): Too.
2178 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
2179 find_sub_basic_blocks): Too.
2180 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
2181 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
2182 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
2183 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
2184 * combine.c (this_basic_block): Type changed to basic_block.
2185 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
2186 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
2187 get_last_value, distribute_notes, distribute_links): Too.
2188 * final.c (compute_alignments): Too.
2189 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
2190 * function.c (thread_prologue_and_epilogue_insns): Too.
2191 * gcse.c (compute_code_hoist_vbeinout): Too.
2192 * global.c (build_insn_chain): Too.
2193 * ifcvt.c (find_if_block, find_cond_trap): Too.
2194 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
2195 * regmove.c (regmove_optimize): Too.
2196 * resource.c (find_basic_block): Too.
2197 * sched-ebb.c (schedule_ebbs): Too.
2198 * ssa-dce.c (find_control_dependence, find_pdom): Too.
2200 2002-05-21 Andreas Jaeger <aj@suse.de>
2202 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
2204 2002-05-21 Richard Henderson <rth@redhat.com>
2206 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
2207 unspec names, not numbers.
2209 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2211 * doc/sourcebuild.texi: Mention snapshot-README and
2212 snapshot-index.html as needing updating for new front ends.
2214 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2216 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
2217 disabling checking, and avoid multiple evaluation of RTX.
2219 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
2221 * bitmap.c (bitmap_find_bit): Return early if we have the correct
2224 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
2226 * profile.c (gen_edge_profiler): Set alias set before the memory is
2229 2002-05-20 David S. Miller <davem@redhat.com>
2231 * cselib.c (max_value_regs): New.
2232 (cselib_lookup, cselib_invalidate_regno): Initialize it when
2233 adding new entries to the REG_VALUES table and we are dealing with
2235 (clear_table): Initialize it.
2236 (cselib_invalidate_regno): Use it to determine which hard
2237 registers to scan when mode is not VOIDmode.
2239 2002-05-20 Duraid Madina <duraid@fl.net.au>
2241 * tradcpp.c (fixup_newlines): Use old-style function header.
2243 2002-05-20 Krister Walfridsson <cato@df.lth.se>
2245 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
2247 2002-05-20 H.J. Lu (hjl@gnu.org)
2249 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
2251 * config/mips/mips.h (DFMODE_NAN): Defined.
2252 (SFMODE_NAN): Likewise.
2254 2002-05-20 Dale Johannesen <dalej@apple.com>
2256 * combine.c (cant_combine_insn_p): Back out my
2259 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
2261 * params.c: Fix formatting.
2262 * params.h: Likewise.
2263 * predict.c: Likewise.
2264 * prefix.c: Likewise.
2265 * print-rtl.c: Likewise.
2266 * print-tree.c: Likewise.
2267 * profile.c: Likewise.
2269 2002-05-20 H.J. Lu (hjl@gnu.org)
2271 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
2273 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
2275 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
2276 switches straight on to the assembler, do not abbreviate them.
2277 * config/arm/elf.h (ASM_SPEC): As above.
2278 * config/arm/semi.h (ASM_SPEC): As above.
2279 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
2280 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
2281 -mcpu=xscale on to the assembler by default.
2282 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
2284 2002-05-20 Richard Henderson <rth@redhat.com>
2286 * cse.c (canon_hash): Reorder do_not_record test. Always
2287 allow pic_offset_table_rtx.
2289 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
2291 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
2292 (expand_binop): Ditto (3 times).
2294 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
2296 * Makefile.in (distclean): Remove QMTest stuff.
2297 (QMTEST_PATH): New variable.
2298 (QMTESTFLAGS): Likewise.
2299 (QMTESTRUNFLAGS): Likewise.
2301 (QMTEST_GPP_TESTS): Likewise.
2302 (QMTEST_DIR): Likewise.
2303 (QMTEST_DIR/context): New target.
2304 (qmtest-g++): Likeise.
2305 (qmtest-gui): Likewise.
2306 (QMTEST_DIR/gpp-expected.qmr): Likewise.
2308 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
2310 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
2311 an altivec register if TARGET_ALTIVEC.
2313 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
2314 to ALTIVEC_VECTOR_MODE.
2315 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
2316 (rs6000_va_arg): Vectors may go in registers if they are not
2319 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
2321 * protoize.c: Fix formatting.
2323 2002-05-19 Richard Henderson <rth@redhat.com>
2325 * gensupport.c (init_include_reader): Merge into ...
2326 (process_include): ... here. Simplify composite path creation.
2327 Plug memory leaks. Fix file/line number tracking. Do not
2328 process_define_cond_exec. Return void.
2329 (process_rtx): Don't check process_include return value.
2331 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2333 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
2335 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2336 traversing basic block chain.
2337 (create_basic_block_structure, create_basic_block): Declaration changed.
2338 (link_block, unlink_block): Declare.
2339 * cfg.c (entry_exit_blocks): Initialize new fields.
2340 (link_block, unlink_block): New.
2341 (expunge_block_nocompact): Unlink basic block.
2342 (dump_flow_info): Print prev_bb/next_bb fields.
2343 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
2344 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
2345 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
2346 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2347 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
2348 (verify_flow_info): Check that list agrees with numbering.
2350 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
2352 * c-common.c (preprocessing_asm): New macro.
2353 * c-lex.h (builtin_define, builtin_assert): Use pfile.
2357 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
2358 (CPP_SPEC): Simplify.
2359 (TARGET_CPU_CPP_BUILTINS): Update.
2360 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
2361 (CPP_SPEC): Simplify.
2362 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
2363 (TARGET_OS_CPP_BUILTINS): Update.
2364 * osf.h (CPP_XFLOAT_SPEC): Kill.
2365 (TARGET_OS_CPP_BUILTINS): Update.
2366 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
2367 * osf5.h (CPP_XFLOAT_SPEC): Kill.
2368 * vms.h (CPP_SUBTARGET_SPEC): Kill.
2369 (TARGET_OS_CPP_BUILTINS): Update.
2371 2002-05-19 Richard Henderson <rth@redhat.com>
2373 * varasm.c (default_binds_local_p): Fix typo.
2375 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
2377 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
2378 CONST_INT operand to the correct mode after adding 1 to it.
2380 2002-05-19 Mark Mitchell <mark@codesourcery.com>
2382 * config.gcc (powerpc-wrs-windiss*): New target.
2384 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2386 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
2389 2002-05-18 Mark Mitchell <mark@codesourcery.com>
2391 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
2393 * config.in: Regenerated.
2394 * configure: Regenerated.
2396 2002-05-19 Richard Henderson <rth@redhat.com>
2398 * target-def.h (TARGET_BINDS_LOCAL_P): New.
2399 * target.h (struct gcc_target): Move boolean fields to the end.
2401 * varasm.c (default_binds_local_p): New.
2402 * output.h: Declare it.
2404 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
2405 * config/cris/cris.c (cris_encode_section_info): Likewise.
2406 * config/i386/i386.c (i386_encode_section_info): Likewise.
2407 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
2408 * config/sh/sh.c (sh_encode_section_info): Likewise.
2410 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
2411 (TARGET_BINDS_LOCAL_P): New.
2413 2002-05-19 Richard Henderson <rth@redhat.com>
2415 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
2416 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
2417 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
2419 * toplev.c (display_help): Kill -a -ax help.
2421 * config/1750a/1750a.h, config/alpha/alpha.h,
2422 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
2423 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
2424 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
2425 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
2427 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
2428 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
2430 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
2431 (ix86_output_function_block_profiler): Kill.
2432 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
2433 (m68hc11_function_block_profiler): Kill.
2434 * config/m68hc11/m68hc11-protos.h: Update.
2435 * config/m88k/m88k.c (output_block_profiler): Kill.
2436 (output_function_block_profiler): Kill.
2437 * config/m88k/m88k-protos.h: Update.
2439 2002-05-19 Richard Henderson <rth@redhat.com>
2441 * system.h (STRIP_NAME_ENCODING): Poison it.
2442 * output.h (STRIP_NAME_ENCODING): Remove.
2443 (default_strip_name_encoding): Declare.
2444 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
2445 * target.h (strip_name_encoding): New.
2446 * varasm.c (default_strip_name_encoding): New.
2448 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
2449 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
2450 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
2451 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
2452 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
2453 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
2454 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
2455 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
2456 config/v850/v850.h: Use the hook, not the macro.
2458 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2459 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
2460 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
2461 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
2462 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
2463 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
2464 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
2465 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
2466 config/v850/v850.c, config/v850/v850.h:
2467 Move STRIP_NAME_ENCODING to out-of-line function and add
2468 TARGET_STRIP_NAME_ENCODING.
2470 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
2471 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
2472 with TARGET_STRIP_NAME_ENCODING referencing existing function;
2473 make function static.
2475 * xcoffout.c: Include target.h
2476 * Makefile.in (xcoffout.o): Update.
2478 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
2479 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
2480 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
2481 reloc argument unused.
2482 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
2484 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
2485 STRIP_NAME_ENCODING docs.
2487 2002-05-19 Andreas Jaeger <aj@suse.de>
2489 * gengenrtl.c: Add prototype for excluded_rtx.
2491 * real.h: Add prototype for exact_real_truncate.
2493 2002-05-18 Richard Henderson <rth@redhat.com>
2495 * system.h (ENCODE_SECTION_INFO): Poison it.
2496 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
2497 * target.h (encode_section_info): New.
2498 * varasm.c (make_decl_rtl, output_constant_def): Use it.
2499 * hooks.c (hook_tree_int_void): New.
2500 * hooks.h: Declare it.
2502 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2503 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
2504 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
2505 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
2506 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
2507 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
2508 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
2509 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
2510 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2511 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2512 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
2513 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
2514 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
2515 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
2516 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
2517 referencing existing function. Make function static.
2519 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
2520 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
2521 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
2522 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
2523 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
2524 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
2525 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
2526 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
2527 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
2528 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
2529 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
2530 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
2531 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
2532 Move ENCODE_SECTION_INFO to out-of-line function and add
2533 TARGET_ENCODE_SECTION_INFO.
2535 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
2536 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2538 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
2540 (switch_to_section): Replace in_rdata case with in_readonly_data.
2542 * config/h8300/h8300.c (h8300_encode_label): Make static.
2543 * config/h8300/h8300-protos.h: Update.
2545 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
2546 from rs6000_encode_section_info; make static.
2547 (rs6000_xcoff_encode_section_info): New.
2549 * config/v850/v850.c (v850_encode_data_area): Make static.
2550 * config/v850/v850-protos.h: Update.
2552 * config/vax/vax.c: Include flags.h.
2553 (vms_select_section): Fix typo.
2555 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
2556 ENCODE_SECTION_INFO docs.
2558 2002-05-18 Richard Henderson <rth@redhat.com>
2560 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
2561 REGISTER_TARGET_PRAGMAS.
2562 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
2564 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
2566 2002-05-18 Richard Henderson <rth@redhat.com>
2568 * system.h (SELECT_RTX_SECTION): Poison.
2569 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
2570 * target.h (select_rtx_section): New.
2571 * varasm.c (output_constant_pool): Use it.
2572 (default_select_rtx_section, default_elf_select_rtx_section): New.
2573 * output.h: Declare them.
2575 * config/darwin.h (SELECT_RTX_SECTION): Move ...
2576 * config/darwin.c (machopic_select_rtx_section): ... here.
2577 * config/darwin-protos.h: Update.
2579 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
2580 * config/nextstep.c (machopic_select_rtx_section): ... here.
2581 (nextstep_select_section): Rename variable to avoid macro clash.
2582 * config/nextstep-protos.h: Update.
2584 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
2585 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
2586 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
2587 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
2588 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
2589 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
2590 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
2591 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
2592 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
2593 (SELECT_RTX_SECTION): Remove.
2595 * config/darwin.h, config/elfos.h, config/nextstep.h,
2596 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
2597 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
2598 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
2599 config/sparc/lynx.h, config/xtensa/xtensa.c
2600 (TARGET_ASM_SELECT_RTX_SECTION): New.
2602 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
2603 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
2604 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
2605 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
2606 (ia64_aix_select_rtx_section): New.
2607 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
2609 * config/mips/mips.c (mips_select_rtx_section): Make static.
2610 Support ELF SHF_MERGE features.
2611 * config/mips/mips-protos.h: Update.
2612 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
2613 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
2614 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
2615 make static, fall back to default_elf_select_rtx_section.
2616 * config/rs6000/rs6000-protos.h: Update.
2617 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
2618 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
2619 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
2620 * config/romp/romp.c (romp_select_rtx_section): New.
2621 * config/s390/s390.c (s390_select_rtx_section): New.
2622 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
2623 declarations before target macro definition.
2624 (xtensa_emit_call): Use static buffer.
2625 (xtensa_select_rtx_section): New.
2626 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
2627 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
2628 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
2630 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
2631 SELECT_RTX_SECTION docs.
2633 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
2635 * i386.md (movsi/movdi): Fix template.
2636 (sse2 patterns): Set attributes consistently.
2638 * i386.md (pushqi2, ashrqi_*): Fix constraint.
2640 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
2642 * optabs.c (complex_part_zero_p): New.
2643 * (expand_cmplxdiv_straight): Use it.
2644 * (expand_cmplxdiv_wide): Ditto.
2645 * (expand_binop): Ditto.
2647 2002-05-18 Richard Henderson <rth@redhat.com>
2649 * final.c (HAVE_READONLY_DATA_SECTION): New.
2650 (shorten_branches): Use it instead of ifdefs.
2651 * varasm.c (enum in_section): Add in_readonly_data.
2652 (text_section, data_section): Tidy.
2653 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
2655 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
2656 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
2657 (READONLY_DATA_SECTION): Don't undef.
2659 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
2660 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
2661 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
2663 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
2664 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
2665 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
2666 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
2668 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
2669 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
2670 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2671 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
2672 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
2673 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
2674 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
2675 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
2676 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
2678 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
2679 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
2680 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
2681 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
2682 config/pa/pa64-hpux.h, config/sparc/litecoff.h
2683 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
2685 * config/elfos.h, config/netware.h, config/svr3.h,
2686 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2687 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2688 config/h8300/h8300.h, config/i386/i386-interix.h,
2689 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2690 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
2692 * config/elfos.h, config/netware.h, config/svr3.h,
2693 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2694 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
2695 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2696 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
2698 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
2699 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
2700 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
2701 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
2702 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
2703 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
2704 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
2705 config/rs6000/sysv4.h, config/v850/v850.h
2706 (EXTRA_SECTIONS): Remove in_const/in_rdata.
2707 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
2709 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
2710 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
2711 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
2712 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
2713 * config/alpha/alpha.c (alpha_start_function): Likewise.
2714 (alpha_write_linkage): Likewise.
2715 * config/m32r/m32r.c (m32r_select_section): Likewise.
2716 * config/m88k/m88k.c (m88k_select_section): Likewise.
2717 * config/mips/mips.c (mips_select_rtx_section): Likewise.
2718 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
2719 (rs6000_elf_select_section): Likewise.
2720 * config/v850/v850.c (v850_select_section): Likewise.
2722 * config/1750a/1750a.h, config/i860/sysv3.h
2723 (READONLY_DATA_SECTION_ASM_OP): New.
2724 READONLY_DATA_SECTION_ASM_OP.
2725 * config/i386/interix.c, config/i386/winnt.c
2726 (i386_pe_unique_section): Always use .rdata prefix.
2727 * config/pa/som.h (readonly_data): Always switch to read-only section.
2728 (READONLY_DATA_SECTION): Predicate on flag_pic.
2729 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
2730 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
2731 (READONLY_DATA_SECTION): Update.
2733 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
2735 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
2736 is used without -Wformat.
2737 * c-common.h (warn_format_zero_length): Declare extern.
2738 * c-decl.c (warn_options): Add "format-zero-length".
2739 * c-format.c (warn_format_zero_length): Declare.
2740 (set_Wformat): Set warn_format_zero_length for -Wformat.
2741 (check_format_info): Only warn about zero-length formats if
2742 warn_format_zero_length is true. Include the format type
2743 name in the warning message.
2744 * doc/invoke.texi: Document -Wformat-zero-length.
2745 * testsuite/gcc.dg/format/zero-length-1.c: New test.
2747 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
2749 * timevar.c: Fix formatting.
2750 * tlink.c: Likewise.
2751 * toplev.c: Likewise.
2752 * tree-dump.c: Likewise.
2753 * tree-inline.c: Likewise.
2755 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2757 * cppinit.c (cpp_post_options): If preprocessed, turn off
2758 traditional. If traditional, turn off column numbers.
2759 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
2760 * cpptrad.c (handle_newline): Update line_base.
2761 (skip_comment): Handle -Wcomment.
2763 2002-05-17 Zack Weinberg <zack@codesourcery.com>
2765 * cppinit.c (struct builtin): Remove unused fields.
2766 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
2767 (operator_array): New - was second half of builtin_array.
2768 (init_builtins): Simplify loop over builtin_array/operator_array.
2770 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2772 * defaults.h (UNIQUE_SECTION): Remove.
2773 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
2775 2002-05-17 Richard Henderson <rth@redhat.com>
2777 * expr.c (init_expr_once): Don't use start/end_sequence.
2778 Use rtx_alloc instead of emit_insn.
2779 * toplev.c (lang_dependent_init): Run init_expr_once here ...
2780 (lang_independent_init): ... not here.
2782 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
2784 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
2786 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
2788 * config/avr/avr.c (avr_regs_to_save): New function. Also check
2789 for fixed registers, possibly used for global register variables.
2790 (initial_elimination_offset, avr_output_function_prologue,
2791 avr_output_function_epilogue): Move common code to avr_regs_to_save.
2793 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2795 * Makefile.in: Update for cpptrad.c.
2796 * cpphash.h (struct cpp_buffer): New members for buffer
2798 (struct cpp_reader): New members for traditional output.
2799 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
2800 * cppinit.c (cpp_create_reader): Set trad_line.
2801 (cpp_destroy): Free trad_out_base if used.
2802 (cpp_read_main_file): Overlay an empty buffer if traditional.
2803 (cpp_finish_options): Don't do builtins.
2804 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
2805 (cpp_handle_option): Handle it.
2806 * cpplex.c (continue_after_nul): New.
2807 (_cpp_lex_direct): Use handle_nul.
2808 * cpplib.h (struct cpp_options): New traditional option.
2809 * cpptrad.c: New file.
2811 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2813 * c-common.c (c_common_init_options): Use C89 for Objective-C,
2814 and set the options flag.
2815 * cppinit.c (lang_flags): Remove objc.
2816 (lang_defaults): Remove OBJC and OBJCXX.
2818 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
2819 (cpp_handle_option): Remove -+ and -lang-objc++.
2820 For ObjC, just set a flag.
2821 (print_help): Update.
2822 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
2824 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2826 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
2827 bootstrap with -mips3.
2829 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
2831 * final.c: Fix formatting.
2832 * fix-header.c: Likewise.
2834 * fold-const.c: Likewise.
2835 * function.c: Likewise.
2837 2002-05-17 David S. Miller <davem@redhat.com>
2839 PR c/6689, PR optimization/6615
2840 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
2841 and make it a pointer to rtx. Update comments.
2842 (update_equiv_regs): When scanning for equivalences, record
2843 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
2844 it while making the equiv replacements.
2846 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2848 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
2850 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
2852 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
2853 when encoding visibility into SYMBOL_REF_FLAG.
2855 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
2857 * expr.c (force_operand): Fix reversed move.
2859 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
2861 * doc/install.texi (Testing): Mention two common DejaGnu warnings
2862 that can be ignored.
2864 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2866 * doc/install.texi (Final install): Recommend to install into a
2867 "clean" target directory.
2869 2002-05-17 Richard Henderson <rth@redhat.com>
2871 * config/ia64/ia64.md: Use braced strings instead of quoted strings
2872 for code blocks. Tidy whitespace.
2874 2002-05-17 Richard Henderson <rth@redhat.com>
2876 * hooks.c (hook_tree_bool_false): New.
2877 * hooks.h: Declare it.
2878 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
2879 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
2880 * target.h (select_section, unique_section): New.
2881 (in_small_data_p): New.
2882 * varasm.c (resolve_unique_section): Use hooks instead of macros.
2883 (variable_section, output_constant_def_contents): Likewise.
2884 (default_select_section, default_unique_section): New.
2885 (categorize_decl_for_section, default_elf_select_section): New.
2886 * output.h: Declare them.
2888 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
2889 (TARGET_ASM_SELECT_SECTION): New.
2890 (SELECT_SECTION): Move ...
2891 * config/darwin.c (machopic_select_section): ... here.
2892 * config/darwin-protos.h: Update.
2894 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
2895 (SELECT_SECTION): Move ...
2896 * config/nextstep.c (nextstep_select_section): ... here.
2897 * config/nextstep-protos.h: Update.
2899 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
2900 (TARGET_ASM_SELECT_SECTION): New.
2901 * config/svr3.h (SELECT_SECTION): Remove.
2903 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
2904 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
2905 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
2906 (alpha_encode_section_info): Use it.
2907 * config/alpha/alpha-protos.h: Update.
2908 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
2909 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2910 (TARGET_ASM_SELECT_SECTION): New.
2911 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
2913 * config/arm/pe.h (UNIQUE_SECTION): Remove.
2914 (TARGET_ASM_UNIQUE_SECTION): New.
2916 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
2917 (avr_unique_section): Rename from unique_section; make static.
2918 * config/avr/avr-protos.h: Update.
2919 * config/avr/avr.h (UNIQUE_SECTION): Remove.
2921 * config/c4x/c4x.h (SELECT_SECTION): Remove.
2923 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
2924 (TARGET_ASM_UNIQUE_SECTION): New.
2925 * config/i386/i386-interix.h: Likewise.
2926 * config/i386/win32.h: Likewise.
2927 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
2928 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
2929 * config/i386/sco5.h (SELECT_SECTION): Remove.
2930 (TARGET_ASM_SELECT_SECTION): New.
2931 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
2933 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
2934 instead of SELECT_SECTION.
2935 * config/m68k/dpx2.h: Likewise.
2936 * config/rs6000/lynx.h: Likewise.
2938 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2939 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2940 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
2941 (ia64_in_small_data_p): New.
2942 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
2943 (ia64_aix_select_section, ia64_aix_unique_section): New.
2944 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
2945 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2947 * config/m32r/m32r.h (SELECT_SECTION): Remove.
2948 (TARGET_ASM_SELECT_SECTION): New.
2949 * config/m32r/m32r.c (m32r_select_section): Take align argument.
2950 * config/m32r/m32r-protos.h: Update.
2952 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
2953 (SELECT_SECTION): Move ...
2954 * config/m88k/m88k.c (m88k_select_section): ... here.
2956 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
2957 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
2958 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
2959 (mcore_unique_section): Make static.
2960 * config/mcore/mcore-protos.h: Update.
2962 * config/mips/elf.h (UNIQUE_SECTION): Remove.
2963 (TARGET_ASM_UNIQUE_SECTION): New.
2964 * config/mips/elf64.h: Likewise.
2965 * config/mips/iris6gld.h: Likewise.
2966 * config/mips/linux.h: Likewise.
2967 * config/mips/mips-protos.h: Update.
2968 * config/mips/mips.c (mips_select_section): Add align argument.
2969 * config/mips/mips.h (SELECT_SECTION): Remove.
2970 (TARGET_ASM_SELECT_SECTION): New.
2972 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2973 * config/mmix/mmix.c (mmix_select_section): Remove.
2974 (mmix_unique_section): Remove.
2975 * config/mmix/mmix-protos.h: Update.
2977 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
2978 (SELECT_SECTION): Move ...
2979 * config/pa/pa.c (pa_select_section): ... here.
2980 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
2982 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
2983 from rs6000_select_section and make static.
2984 (rs6000_elf_unique_section): Similarly.
2985 (rs6000_xcoff_select_section): From xcoff.h.
2986 (rs6000_xcoff_unique_section): Likewise.
2987 * config/rs6000/rs6000-protos.h: Update.
2988 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2989 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2990 * config/rs6000/xcoff.h: Likewise.
2992 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
2993 (SELECT_SECTION): Move ...
2994 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
2996 * config/v850/v850.h (SELECT_SECTION): Move ...
2997 * config/v850/v850.c (v850_select_section): ... here.
2998 (TARGET_ASM_SELECT_SECTION): New.
3000 * config/vax/vms.h (SELECT_SECTION): Move ...
3001 * config/vax/vax.c (vms_select_section): ... here.
3002 (TARGET_ASM_SELECT_SECTION): New.
3004 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
3005 for the target hooks.
3007 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
3009 * config/arm/arm.c (emit_multi_reg_push): Do not set
3010 RTX_FRAME_RELATED_P on the SEQUENCE.
3012 2002-05-16 Richard Henderson <rth@redhat.com>
3014 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
3015 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
3017 2002-05-16 Richard Henderson <rth@redhat.com>
3019 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
3021 * config/ia64/ia64.c (saveable_obstack): Do not declare.
3023 2002-05-16 Richard Henderson <rth@redhat.com>
3025 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
3026 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
3027 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
3028 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
3029 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
3030 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
3031 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
3032 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
3033 Revert "Basic block renumbering removal", and two followup patches.
3035 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
3037 * lcm.c (optimize_mode_switching): Revert previous change.
3039 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3041 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
3042 with only extant block numbers.
3044 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
3046 * lcm.c (optimize_mode_switching): Fix typo.
3048 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3050 * flow.c (calculate_global_regs_live): Queue blocks in program order.
3052 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3054 * doc/install.texi (Configuration): Document PWDCMD.
3056 2002-05-16 Dale Johannesen <dalej@apple.com>
3058 * combine.c (cant_combine_insn_p): Reenable combinations
3059 involving hard regs unless CLASS_LIKELY_SPILLED_P.
3061 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3063 * c-common.c (cb_register_builtins): Handle more built-ins
3064 here rather than in gcc.c specs.
3065 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
3066 (cpp_options): Pass -O flags even when only preprocessing.
3067 * toplev.c (set_fast_math_flags): New prototype.
3068 (fast_math_flags_set_p): New.
3069 (set_no_fast_math_flags): Remove.
3070 (decode_f_option): Update.
3071 * toplev.h (set_fast_math_flags): Update.
3072 (fast_math_flags_set_p): New.
3073 (set_no_fast_math_flags): Remove.
3075 * c4x/c4x.c (c4x_override_options): Update.
3077 2002-05-16 Zack Weinberg <zack@codesourcery.com>
3079 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
3080 Default-define here.
3081 (builtin_define_with_value): Can now wrap the expansion in
3082 quotation marks if such is wanted.
3083 (cb_register_builtins): Update calls to builtin_define_with_value.
3084 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
3086 (c_common_init): Set options->stdc_0_in_system_headers.
3087 * c-lex.h: Update prototype of builtin_define_with_value.
3088 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
3089 and REGISTER_PREFIX.
3091 * cppinit.c (VERS, ULP, C, X): Kill.
3092 (builtin_array): Remove entries for __VERSION__,
3093 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
3094 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
3096 (init_builtins): Kill off a bunch of now-dead code.
3097 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
3098 -fno-leading-underscore.
3099 (cpp_handle_option): Remove code to set user_label_prefix.
3100 (cpp_post_options): Likewise.
3102 * cpplib.h (struct cpp_options): Remove user_label_prefix.
3103 (stdc_0_in_system_headers): New.
3104 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
3105 stdc_0_in_system_headers) too to decide the value of __STDC__.
3107 * tradcpp.c (user_label_prefix): Kill.
3108 (main): Remove code handling -f(no-)leading-underscore.
3109 (initialize_builtins): Don't define __REGISTER_PREFIX__
3110 or __USER_LABEL_PREFIX__.
3111 (install_value): Wrap compound statement in dummy loop so the
3112 macro works properly in an if statement.
3115 2002-05-16 Janis Johnson <janis187@us.ibm.com>
3117 * loop.h (struct loop_info): Add member has_prefetch.
3118 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
3119 (prescan_loop): Initialize has_prefetch.
3120 (struct prefetch_info): Change prefetch_in_loop and
3121 prefetch_before_loop from bit fields to ints.
3122 (emit_prefetch_instructions): Several small fixes.
3123 (check_dbra_loop): Don't reverse loop that uses prefetch.
3125 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3127 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
3128 * configure.in: Likewise.
3129 * fixinc/check.tpl: Likewise.
3130 * fixinc/fixinc.dgux: Likewise.
3131 * fixinc/fixinc.svr4: Likewise.
3132 * fixinc/fixinc.winnt: Likewise.
3133 * fixinc/fixincl.sh: Likewise.
3134 * fixproto: Likewise.
3135 * configure: Regenerate.
3137 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3139 Basic block renumbering removal:
3140 * basic_block.h (struct basic_block_def): Renamed index to sindex,
3141 added prev_bb and next_bb fields.
3142 (n_basic_blocks): Renamed to num_basic_blocks.
3143 (last_basic_block): New, index of last basic block.
3144 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
3145 traversing basic block chain.
3146 (BLOCK_NUM): index -> sindex.
3147 (create_basic_block_structure, create_basic_block): Declaration changed.
3148 (debug_num2bb): Declare.
3149 (expunge_block_nocompact): Declaration removed.
3150 (link_block, unlink_block, compact_blocks): Declare.
3151 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
3152 * cfg.c (entry_exit_blocks): Initialize new fields.
3153 (clear_edges, alloc_block, expunge_block, cached_make_edge,
3154 redirect_edge_pred, dump_flow_info, dump_edge_info,
3155 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
3156 free_aux_for_edges): Modified.
3157 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
3158 (expunge_block_nocompact): Removed.
3159 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
3160 find_unreachable_blocks, create_edge_list, print_edge_list,
3161 verify_edge_list, flow_edge_list_print, remove_fake_successors,
3162 remove_fake_edges, flow_reverse_top_sort_order_compute,
3163 flow_depth_first_order_compute, flow_preorder_transversal_compute,
3164 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
3165 flow_dfs_compute_reverse_execute): Modified.
3166 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
3167 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
3169 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3170 merge_blocks_move_predecessor_nojumps,
3171 merge_blocks_move_successor_nojumps, merge_blocks,
3172 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
3173 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
3174 * cfglayout.c (skip_insns_after_block, label_for_bb,
3175 record_effective_endpoints, scope_to_insns_finalize,
3176 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
3177 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
3178 cfg_layout_duplicate_bb): Modified.
3179 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
3180 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3181 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
3182 flow_loops_find, flow_loop_outside_edge_p): Modified.
3183 * cfgrtl.c (create_basic_block_structure, create_basic_block,
3184 flow_delete_block, compute_bb_for_insn, split_block,
3185 try_redirect_by_replacing_jump, redirect_edge_and_branch,
3186 force_nonfallthru_and_redirect, tidy_fallthru_edge,
3187 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
3188 commit_edge_insertions, commit_edge_insertions_watch_calls,
3189 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3190 purge_all_dead_edges): Modified.
3191 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
3192 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
3193 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
3195 * conflict.c (conflict_graph_compute): Modified.
3196 * df.c (FOR_ALL_BBS): Removed.
3197 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
3198 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
3199 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
3200 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
3201 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
3202 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
3203 * final.c (compute_alignments, final_scan_insn): Modified.
3204 * flow.c (verify_local_live_at_start, update_life_info,
3205 update_life_info_in_dirty_blocks, free_basic_block_vars,
3206 delete_noop_moves, calculate_global_regs_live,
3207 initialize_uninitialized_subregs, allocate_bb_life_data,
3208 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
3209 mark_used_reg, count_or_remove_death_notes): Modified.
3210 * function.c (thread_prologue_and_epilogue_insns): Modified.
3211 * gcse.c (struct null_pointer_info): Change typo of current_block
3213 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
3214 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
3215 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
3216 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
3217 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
3218 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
3219 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
3220 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
3221 pre_delete, one_pre_gcse_pass, compute_transpout,
3222 invalidate_nonnull_info, delete_null_pointer_checks_1,
3223 free_code_hoist_mem, compute_code_hoist_vbeinout,
3224 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
3225 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
3226 compute_store_table, build_store_vectors, insert_insn_start_bb,
3227 insert_store, replace_store_insn, free_store_memory, store_motion):
3229 * global.c (global_alloc, global_conflicts, mark_elimination,
3230 build_insn_chain): Modified.
3231 * graph.c (print_rtl_graph_with_bb): Modified.
3232 * haifa-sched.c (sched_init): Modified.
3233 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
3234 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
3235 if_convert): Modified.
3236 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
3237 compute_insert_delete, pre_edge_lcm, compute_available,
3238 compute_farthest, compute_nearerout, compute_rev_insert_delete,
3239 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
3241 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
3242 * loop.c (loop_dump_aux): Modified.
3243 * predict.c (combine_predictions_for_insn, estimate_probability,
3244 last_basic_block_p, process_note_prediction, process_note_predictions,
3245 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
3246 expensive_function_p, estimate_bb_frequencies,
3247 compute_function_frequency): Modified.
3248 * print-rtl.c (print_rtx): Modified.
3249 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
3250 get_exec_counts, compute_branch_probabilities, compute_checksum,
3251 branch_prob, find_spanning_tree): Modified.
3252 * recog.c (split_all_insns, peephole2_optimize): Modified.
3253 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
3254 convert_regs_1, convert_regs_2, convert_regs): Modified.
3255 * regclass.c (scan_one_insn, regclass): Modified.
3256 * regmove.c (mark_flags_life_zones, regmove_optimize,
3257 combine_stack_adjustments): Modified.
3258 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
3259 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
3260 * reorg.c (dbr_schedule): Modified.
3261 * resource.c (find_basic_block, init_resource_info): Modified.
3262 * sbitmap.c (sbitmap_intersection_of_succs,
3263 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3264 sbitmap_union_of_preds): Modified.
3265 * sched-deps.c (init_dependency_caches): Modified.
3266 * sched-ebb.c (schedule_ebbs): Modified.
3267 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
3268 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
3269 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
3270 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
3271 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
3272 ssa_const_prop): Modified.
3273 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
3274 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
3275 * ssa.c (remove_phi_alternative, find_evaluations,
3276 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
3277 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
3278 make_regs_equivalent_over_bad_edges,
3279 make_equivalent_phi_alternatives_equival,
3280 compute_conservative_reg_partition,
3281 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
3282 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
3285 2002-05-16 Mark Mitchell <mark@codesourcery.com>
3287 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
3289 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
3291 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
3292 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3293 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
3294 calling CONSTANT_POOL_ADDRESS_P.
3295 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
3296 to decide whether to define __arm__ or __thumb.
3297 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
3298 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3300 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3302 * config/arc/arc.h (CPP_PREDEFINES): Remove.
3304 (TARGET_CPU_CPP_BUILTINS): New.
3306 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3308 * cpphash.h (cpp_macro): Move here, and make expansion a union.
3309 * cppmacro.c (cpp_macro): Remove.
3310 (enter_macro_context, replace_args, warn_of_redefinition,
3311 _cpp_create_definition, cpp_macro_definition): Update.
3313 2002-05-16 Jason Merrill <jason@redhat.com>
3315 * config/mips/mips.c (mips_output_external): Don't do sdata
3316 optimization for a variable with DECL_COMDAT set.
3318 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3320 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
3321 Cleanups for accepting modifiers on pointers.
3322 Fix predicate typos.
3323 Allow long pointers as well as int pointers.
3325 2002-05-15 Richard Henderson <rth@redhat.com>
3327 * varasm.c (merge_weak): Remove special case for extern and common.
3329 2002-05-15 Matt Hiller <hiller@redhat.com>
3331 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
3333 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
3334 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
3335 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
3336 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
3337 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
3338 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
3340 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3342 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
3344 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3346 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
3347 ("altivec_mfvscr"): Read from VSCR.
3349 Add vscr sets for the following insns: altivec_vctuxs,
3350 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
3351 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
3352 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
3353 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
3354 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
3355 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
3356 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
3357 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
3358 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
3359 altivec_vsum2sws, altivec_vsumsws.
3361 * config/rs6000/rs6000.h: Add VSCR fixed register.
3362 (CALL_REALLY_USED_REGISTERS): Add vscr.
3363 (CALL_USED_REGISTERS): Same.
3364 (FIXED_REGISTERS): Same.
3365 (REG_ALLOC_ORDER): Same.
3366 (reg_class): Add VSCR_REGS.
3367 (REG_CLASS_NAMES): Same.
3368 (REG_CLASS_CONTENTS): Same.
3370 (REGISTER_NAMES): Add vscr.
3371 (DEBUG_REGISTER_NAMES): Same.
3372 (ADDITIONAL_REGISTER_NAMES): Same.
3373 (FIRST_PSEUDO_REGISTER): Increment.
3374 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
3376 2002-05-15 Jakub Jelinek <jakub@redhat.com>
3378 * fold-const.c (fold): Fix a typo.
3380 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
3382 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
3383 comparison against the highest or lowest integer value before
3384 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
3385 transformation and that of an unsigned comparison against 0
3388 2002-05-15 Richard Henderson <rth@redhat.com>
3390 * varasm.c (merge_weak): Error for any weakening after definition.
3391 Adjust weakening after use warning to catch more cases.
3392 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
3393 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
3395 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
3397 * invoke.texi (-malign-double): Re-add lost warning.
3399 * i386-protos.h (x86_output_mi_thunk): Declare.
3400 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
3401 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
3403 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
3404 when flag_asynchronous_unwind_tables is set.
3406 * flags.h (flag_reorder_functions): Declare.
3407 * function.c (prepare_function_start): Initialize frequnecy.
3408 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
3409 * Makefile.in (predict.o): Add dependency on target.h and params.h
3410 * defaults.h (HOT_TEXT_SECTION_NAME,
3411 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
3412 * predict.c (choose_function_section): New function.
3413 (estimate_bb_frequencies): Use it.
3414 * toplev.c (flag_reorder_functions): New global variable.
3415 (lang_independent_options): New.
3416 (parse_options_and_default_flags): Set.
3417 * varasm.c (assemble_start_function): Bypass functdion alignment
3418 for never executed functions.
3419 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
3420 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
3421 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3424 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
3426 * predict.c: Inlude profile.h
3427 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
3428 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
3429 Use the information about maximal counter in the program.
3431 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
3433 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
3434 probably_never_executed_bb_p): New functions.
3435 * cfgcleanup.c (outgoing_edges_match): Use them.
3436 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
3437 (maybe_hot_bb_p, probably_cold_bb_p,
3438 probably_never_executed_bb_p): New functions.
3440 * function.h (function): Add new field function_frequency.
3441 * predict.c (compute_function_frequency): New function.
3442 (estimate_probability): Call it.
3444 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3446 PR optimization/5172, optimization/5200
3447 * gcse.c (gcse_main): Disable store_motion.
3449 2002-05-14 Zack Weinberg <zack@codesourcery.com>
3451 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
3452 (c_common_nodes_and_builtins): Use it.
3453 (builtin_define_with_value): New function.
3454 (cb_register_builtins): Define __SIZE_TYPE__,
3455 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
3456 using builtin_define_with_value. Use consistent notation when
3457 defining __GXX_WEAK__.
3458 (WCHAR_TYPE_SIZE): Don't redefine.
3459 (combine_strings): Don't use WCHAR_TYPE_SIZE.
3461 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
3462 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
3463 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
3464 * tradcpp.c (initialize_builtins): Likewise.
3465 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
3467 * c-lex.h (builtin_define_with_value): Prototype.
3468 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
3469 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
3470 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
3472 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
3473 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
3474 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
3475 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
3476 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
3477 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
3478 config/sparc/sol2-bi.h, config/sparc/sparc.h:
3479 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
3480 to __SIZE_TYPE__ etc from all spec strings. When this makes
3481 extra specs empty, delete them.
3483 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3485 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
3486 for PA8000 or generating dwarf2 call frame information.
3487 (output_call): Remove DO_FRAME_NOTES check from return pointer
3489 (following_call): Return 0 when scheduling for PA8000 or generating
3490 dwarf2 call frame information. Revise comment.
3492 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3495 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
3496 and __IEEE_FP_INEXACT as appropriate.
3497 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
3498 (CPP_SPEC): Remove ieee defines.
3499 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
3501 2002-05-14 Richard Henderson <rth@redhat.com>
3503 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
3504 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
3506 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3508 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
3510 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
3511 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
3512 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
3513 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
3514 (EXTRA_SPECS): Update.
3515 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
3516 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
3517 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
3518 define TARGET_OS_CPP_BUILTINS if necessary.
3520 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3522 * gcc.c (cpp_options): Must pass -m* and -f* options
3523 to the front end even when only preprocessing.
3524 (cc1_options): Remove redundant -lang-c.
3525 * tradcpp.c (main): Ignore -m options.
3527 * lang-specs.h: Similarly.
3529 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
3531 * genautomata.c (transform_3): Add code for transformation
3532 `(A,B,...)+C -> A+C,B,...'.
3534 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
3536 * final.c (end_final): Do not output profile_arcs constructor, when
3537 no functions are instrumented.
3539 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
3541 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
3543 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3545 * doc/install.texi: Remove special markup originally required for
3546 HTML generation with texi2html.
3548 2002-05-14 Andreas Schwab <schwab@suse.de>
3550 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
3552 (UNIQUE_SECTION): Define to get small data correctly.
3554 * varasm.c (resolve_unique_section): Add third parameter
3555 flag_function_or_data_sections and use it instead of
3556 flag_function_sections.
3557 (assemble_start_function): Pass flag_function_sections.
3558 (asm_emit_uninitialised): Pass flag_data_sections.
3559 (assemble_variable): Likewise.
3561 2002-05-14 Richard Henderson <rth@redhat.com>
3563 * config/i386/i386.md: Use define_constants for unspec numbers.
3564 * config/i386/i386.c: Likewise.
3566 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3568 * doc/contrib.texi: Update my entry.
3570 2002-05-13 Mark Mitchell <mark@codesourcery.com>
3572 * fixinc/inclhack.def (winidss_valist): Limit applicability.
3573 * fixinc/fixincl.x: Regenerated.
3574 * fixinc/tests/base/math.h: Update.
3575 * fixinc/tests/base/testing.h: Likewise.
3577 2002-05-13 Zack Weinberg <zack@codesourcery.com>
3579 * genattr.c (gen_attr): Don't emit a comma after the last
3582 2002-05-13 Richard Henderson <rth@redhat.com>
3584 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
3586 * recog.c (peephole2_optimize): Likewise.
3588 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
3590 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
3593 2002-05-13 Jeffrey A Law (law@redhat.com)
3595 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
3596 Update prototype and callers.
3597 (propagate_one_insn): Stack pointer adjustments kill MEMs on
3598 the mem_set_list which reference the stack pointer, as do
3599 calls to constant functions as they may clobber outgoing
3602 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
3604 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
3605 (ia32_multipass_dfa_lookahead): New function.
3607 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3609 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
3610 (translate_options): Remove 'V'.
3611 (process_command): Similarly.
3613 * invoke.texi: Remove documentation of 'V'.
3615 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
3617 * config/s390/linux.h: Revert 2002-04-22 changes.
3619 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
3621 * config/fr30/fr30.md: Only allow splits of immediate loads
3622 if the destination is a register.
3624 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3626 * Makefile.in (c-common.o, cppinit.o): Update.
3627 * c-common.c: Include except.h.
3628 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
3629 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
3630 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
3631 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
3632 CPP_PREDEFINES): Handle here.
3634 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
3635 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
3636 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
3637 TARGET_OS_CPP_BUILTINS.
3638 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
3639 (CPP_SPEC, EXTRA_SPECS): Update.
3640 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
3641 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
3642 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
3643 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
3644 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
3646 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
3647 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
3649 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3651 * emit-rtl.c (global_rtl): Update comment.
3652 (const_double_htab, const_double_htab_hash,
3653 const_double_htab_hash, lookup_const_double): New.
3654 (const_int_htab_hash, const_int_htab_eq): Remove const
3655 qualifiers, which cause tons of warnings with RTL checking on.
3656 (gen_rtx_CONST_DOUBLE): Deleted.
3657 (const_double_from_real_value): New function - bears some
3658 resemblance to the former immed_real_const_1.
3659 (immed_double_const): Moved here from varasm.c and
3661 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
3662 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
3663 (gen_rtx): Use immed_double_const.
3664 (init_emit_once): Initialize the const_double_htab. Use
3665 REAL_VALUE_FROM_INT where possible. Can now use
3666 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
3667 * varasm.c (struct varasm_status): Remove x_const_double_chain.
3668 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
3669 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
3670 (init_varasm_status, mark_varasm_status): Don't touch
3671 x_const_double_chain.
3673 * output.h: Delete prototype for clear_const_double_mem.
3674 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
3675 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
3676 const_double_from_real_value, not immed_real_const_1, and use
3677 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
3679 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
3680 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
3681 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
3682 (gen_rtx_REG): Second arg is unsigned.
3684 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
3685 (excluded_rtx): New, return true for CONST_DOUBLE.
3686 (genmacro): Write nothing for excluded codes.
3687 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
3688 * expr.c (expand_expr): Likewise.
3689 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
3691 * toplev.c (rest_of_compilation): Don't call
3692 clear_const_double_mem.
3694 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
3695 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
3696 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
3697 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
3698 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
3699 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
3700 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
3701 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
3703 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3705 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
3707 2002-05-12 Tom Tromey <tromey@redhat.com>
3709 * tree.h (copy_node): Don't mention TREE_PERMANENT.
3711 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3713 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
3714 (scan_comma_elt): New function. Accepts whitespace in comma lists.
3715 * gensupport.h: Prototype new routines.
3716 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
3718 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
3719 (next_comma_elt): Use scan_comma_elt.
3721 * config/i386/i386.md: Use new attribute notation to break up
3722 long lines in define_attr forms.
3724 2002-05-12 Richard Henderson <rth@redhat.com>
3726 * expr.c (compress_float_constant): New.
3727 (emit_move_insn): Use it.
3728 (float_extend_from_mem): New.
3729 (init_expr_once): Initialize it.
3730 * real.c (exact_real_truncate): New.
3732 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
3733 dropped into memory; penalize for size.
3734 (RTX_COSTS): FLOAT_EXTEND is free.
3735 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
3736 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
3738 2002-05-12 Richard Henderson <rth@redhat.com>
3740 * profile.h (profile_info): Add missing extern to declaration.
3741 * profile.c (profile_info): Define it.
3743 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3745 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
3746 used for DImode and TImode.
3748 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3750 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
3753 2002-05-11 Zack Weinberg <zack@codesourcery.com>
3755 * config/rs6000/rs6000.c (rs6000_default_long_calls,
3756 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
3757 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
3758 (rs6000_override_options): Handle -m(no-)longcall.
3759 (init_cumulative_args, output_mi_thunk): Check for both
3760 longcall and shortcall attributes on the function.
3761 (rs6000_attribute_table): Add "shortcall".
3762 (rs6000_handle_longcall_attribute): Update comment.
3763 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
3764 altivec_expand_ternop_builtin): Add default clauses to switches
3765 to silence warnings.
3767 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
3768 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
3769 (TARGET_OPTIONS): Add longcall and no-longcall.
3771 * config/rs6000/rs6000.md (call_nonlocal_sysv,
3772 call_value_nonlocal_sysv): Split by alternatives. One pair
3773 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
3774 the call cookie. The other pair accepts only LR/CTR and has
3777 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
3778 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
3780 * config/rs6000/rs6000-c.c: New file.
3781 * config/rs6000/t-rs6000-c-rule: New file.
3782 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
3783 Prototype rs6000_pragma_longcall.
3785 * doc/extend.texi: Document shortcall attribute.
3786 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
3788 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3790 * reorg.c (dbr_schedule): Remove unnecessary test.
3792 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3794 * i386.md (testsi to testqi spliters): New.
3796 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
3798 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
3800 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
3802 * basic-block.h: New flag EDGE_CAN_FALLTHRU
3803 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
3804 that can be made fallthru.
3806 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
3808 * cfglayout.c (cleanup_unconditional_jumps): New static function.
3809 (cfg_layout_initialize): Use it.
3811 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
3813 * config/avr/avr.c (avr_mcu_types): Update supported devices.
3814 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3815 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3817 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
3819 * dbxout.c: Fix formatting.
3820 * dependence.c: Likewise.
3822 * diagnostic.c: Likewise.
3823 * doloop.c: Likewise.
3824 * dominance.c: Likewise.
3825 * doschk.c: Likewise.
3826 * dwarf2asm.c: Likewise.
3827 * dwarf2out.c: Likewise.
3828 * dwarfout.c: Likewise.
3830 2002-05-10 Richard Henderson <rth@redhat.com>
3832 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
3833 Convert integers constants as needed. Replace "nwords" field with
3835 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
3836 * function.h: Fix typo in comment.
3837 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
3839 2002-05-10 Roger Sayle <roger@eyesopen.com>
3841 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
3842 into the equivalent (signed char)c > 0.
3844 2002-05-10 Janis Johnson <janis187@us.ibm.com>
3846 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
3847 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
3848 (struct prefetch_info): Fix spelling of member bytes_accessed.
3849 (emit_prefetch_instructions): Make dump messages more regular;
3850 restructure code to add more dump messages; use new macros for
3851 heuristics. (There are no code generation changes in any of this).
3853 2002-05-10 David S. Miller <davem@redhat.com>
3855 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
3856 (struct rtx_def): Update unchanging flag comment.
3857 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
3858 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
3859 to be handled to INSN too.
3860 (dbr_schedule): Likewise.
3861 * resource.c (next_insn_no_annul): Likewise.
3863 * cse.c (rtx_cost): Remove multiplication by power of 2 special
3866 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3868 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
3869 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
3870 (possibly) work around broken /bin/sh.
3872 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3874 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
3875 . as N64/N32 libgcc_s.so subdirs.
3877 2002-05-10 David S. Miller <davem@redhat.com>
3879 * config/sparc/sparc.md: Use define_constants for unspec numbers.
3881 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
3883 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
3885 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
3886 * doc/rtl.texi: Document these macros more accurately.
3887 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
3888 JUMP_INSNs and CALL_INSNs.
3889 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
3890 or INSN_FROM_TARGET_P if the code is appropriate.
3892 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
3894 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
3895 before using SYMBOL_REF_FLAG (addr).
3897 * config/avr/avr-protos.h (avr_io_address_p): Declare.
3898 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
3899 Make non-static. Update all callers.
3900 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
3901 New insns to clear/set/test a single bit in I/O address space.
3903 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3905 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
3907 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3909 * Makefile.in: Update.
3910 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
3911 builtin_define_std): New.
3912 (c_common_init): Register CPP builtins callback.
3913 * c-common.h (flag_iso, flag_undef): New.
3914 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
3915 * c-lex.c: Don't include target.h.
3916 (cb_register_builtins): Move to c-common.c.
3917 (init_c_lex): Don't register hook here.
3918 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
3919 (cpp_define, cpp_assert): Remove.
3920 * gcc.c (cc1_options): Pass -undef to front end.
3921 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
3922 (TARGET_INITIALIZER): Update.
3923 * target.h (struct cpp_reader): Don't predeclare.
3924 (struct gcc_target): Remove cpp builtin hook.
3925 * tree.c (default_register_cpp_builtins): Remove.
3929 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3931 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
3933 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3935 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
3936 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
3938 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3940 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
3941 * config/sparc/libgcc-sparc-glibc.ver: New file.
3942 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
3943 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
3945 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3948 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
3949 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
3950 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
3952 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
3953 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3954 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3955 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3957 2002-05-09 Richard Henderson <rth@redhat.com>
3959 * config/ia64/ia64.md: Use define_constants for unspec numbers.
3960 * config/ia64/ia64.c: Likewise.
3962 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
3964 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
3965 (save_restore_insns): Likewise.
3966 (mips_expand_prologue, mips_expand_epilogue): Update callers.
3967 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
3969 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
3971 * athlon.md, k6.md, pentium.md, ppro.md): New files.
3972 * i386.md: Move scheduling information into new files.
3974 * i386.md (type attribute): Add "rotate" for rotate insns.
3975 (rotate insns): Set type to "rotate".
3976 (various attributes and function units): Treat rotate like shift.
3977 (pent_pair attribute): Only rotates by one bit position are
3979 (sbb insns): Explicitly set pent_pair attribute on a couple
3980 that were missing it.
3982 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
3984 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
3985 make sure that buffer starts on odd word address.
3986 (sh_va_arg): Skip odd fp registers when reading a double precision
3989 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3991 * tree.h (preserve_data, object_permanent_p, type_precision):
3994 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3996 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
3997 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
3999 * cpp.texi: Update for removal of obsolete features.
4001 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
4002 Jeffrey A Law (law@redhat.com)
4004 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
4005 the DFA interface for Pentium processors.
4006 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
4007 (attr_pent_pair, ix86_pent_find_pair): Remove.
4008 (ix86_sched_reorder_pentium): Remove.
4009 (ix86_sched_reorder): Remove reordering for Pentium.
4010 * i386.md (Pentium scheduling): Rewrite using DFA description.
4012 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
4014 * cfganal.c (can_fallthru): Fix fast path.
4015 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
4016 with edges to the next block.
4018 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
4019 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
4021 * final.c (end_final): Use C trees to output data structures for profiling.
4023 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
4024 (profile.o): New dependency profile.h
4025 (final.o): New dependency profile.h
4026 * profile.h: New file. New global structure profile_info.
4027 * final.h (count_edges_instrumented_now): Declare.
4028 (current_function_cfg_checksum): Declare.
4029 (function_list): New structure.
4030 (functions_head, functions_tail): New static variables.
4031 (end_final): Emits more data, removed some -ax stuff.
4032 (final): Stores function names and chcksums.
4033 * gcov-io.h (__write_gcov_string): New function.
4034 (__read_gcov_string): New function.
4035 * gcov.c (read_profile): New function.
4036 (create_program_flow_graph): Uses read_profile instead of reading
4038 (read_files): Removed da_file checking, it's done by read_profile now.
4039 * libgcc2.c (bb_function_info): New structure.
4040 (bb): New field in structure, removed some -ax stuff.
4041 (__bb_exit_func): Changed structure of da_file.
4042 * profile.c (count_edges_instrumented_now): New global variable.
4043 (current_function_cfg_checksum): New global variable.
4044 (max_counter_in_program): New global variable.
4045 (get_exec_counts): New function.
4046 (compute_checksum): New function.
4047 (instrument_edges): Sets count_edges_instrumented_now.
4048 (compute_branch_probabilities): Uses get_exec_counts instead of
4050 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
4051 (init_branch_prob): Removed da_file checking, done in get_exec_counts
4053 (end_branch_prob): Removed da_file checking, done in get_exec_counts
4055 * gcov.texi: Updated information about gcov file format.
4057 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
4059 * sbitmap.c: Fix formatting.
4061 * scan-decls.c: Likewise.
4062 * sched-deps.c: Likewise.
4063 * sched-ebb.c: Likewise.
4064 * sched-rgn.c: Likewise.
4065 * sched-vis.c: Likewise.
4066 * sdbout.c: Likewise.
4067 * sibcall.c: Likewise.
4068 * simplify-rtx.c: Likewise.
4070 * ssa-ccp.c: Likewise.
4071 * ssa-dce.c: Likewise.
4073 * stor-layout.c: Likewise.
4074 * stringpool.c: Likewise.
4076 2002-05-09 David S. Miller <davem@redhat.com>
4078 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
4080 2002-05-07 David S. Miller <davem@redhat.com>
4082 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
4083 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
4084 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
4085 library implementation clobbers the output before the inputs
4086 are fully consumed, use stack temporary for the output.
4088 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
4090 * config/netbsd.h (CPP_SPEC): Remove.
4091 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
4092 * config/i386/netbsd.h (CPP_SPEC): Define.
4093 * config/ns32k/netbsd.h (CPP_SPEC): Define.
4094 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
4095 * config/sparc/netbsd.h (CPP_SPEC): Define.
4096 * config/vax/netbsd.h (CPP_SPEC): Define.
4098 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
4100 * read-rtl.c: Fix formatting.
4102 * recog.c: Likewise.
4103 * regclass.c: Likewise.
4104 * regmove.c: Likewise.
4105 * reg-stack.c: Likewise.
4106 * reload1.c: Likewise.
4107 * reload.c: Likewise.
4108 * resource.c: Likewise.
4109 * rtlanal.c: Likewise.
4111 * rtl-error.c: Likewise.
4113 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
4115 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
4116 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
4118 2002-05-08 Bernd Schmidt <bernds@redhat.com>
4120 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
4121 use __SSE2__ macro instead.
4122 * config/i386/xmmintrin.h: Likewise.
4124 2002-05-08 Janis Johnson <janis187@us.ibm.com>
4126 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
4127 and use it in all invocations of these macros. Clean up comments.
4128 * rtl.c (rtl_check_failed_flag): Add an argument for the name
4129 of the flag access macro whose check failed.
4130 * doc/rtl.texi (Flags): Document additional flag uses.
4132 2002-05-08 Robert Spier <rspier@pobox.com>
4133 Neil Booth <neil@daikokuya.demon.co.uk>
4135 PR preprocessor/6521
4136 * cppfiles.c (handle_missing_header): Don't do anything
4137 different for <> includes.
4139 * cppopts.texi: Update documentation for -MG.
4141 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
4143 * cpplex.c (cpp_interpret_charconst): Truncate as well as
4146 * cpp.texi: Clarify multichar charconst valuation.
4148 2002-05-08 Mark Mitchell <mark@codesourcery.com>
4150 * doc/invoke.texi: Document -mwindiss option.
4152 2002-05-08 Jason Merrill <jason@redhat.com>
4154 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
4156 * dwarf2out.c (gen_type_die): Abort on broken recursion.
4159 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
4162 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
4164 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
4165 little-endian multilibs to override arm/thumb multilibs.
4166 Do not build hardware floating point multilibs, nor apcs-26
4167 multilibs for the Thumb.
4169 2002-05-08 Mark Mitchell <mark@codesourcery.com>
4172 * varasm.c (mark_weak): New function.
4173 (merge_weak): Use it. Do not call declare_weak.
4174 (declare_weak): Use merge_weak.
4176 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4178 * cse.c (dead_libcall_p): Update counts.
4179 (delete_trivially_dead_insns): Update call of dead_libcall_p.
4181 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
4183 * cfglayout.c (function_tail_eff_head): Rename to ...
4184 (function_footer): ... this one.
4185 (unlink_insn_chain): New functions.
4186 (label_for_bb): Only call block_label and emit debug message.
4187 (record_effective_endpoints): Actually unlink the headers and footers.
4188 (fixup_reorder_cahin): Re-insert the unlinked sequences.
4189 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
4190 * cfglayout.h (struct reorder_block_def): New fields footer/header;
4191 remove eff_head/eff_end.
4192 * rtl.h (set_first_insn): Declare.
4193 * emit-rtl.c (set_first_insn): New function.
4195 * cfglayout.c (fixup_reorder_chain): Dump duplicated
4196 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4197 cfg_layout_duplicate_bb): New global function.
4198 (duplicate_insn_chain): New static function.
4199 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4200 cfg_layout_duplicate_bb): Declare.
4201 (struct reorder_block_def): Add "original" field.
4202 * emit-rtl.c (emit_copy_of_insn_after): New function.
4203 * rtl.h (emit_copy_of_insn_after): Declare.
4205 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
4206 (fixup_reorder_chain): properly handle edges to exit block.
4208 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4209 Jan Hubicka <jh@suse.cz>
4211 * basic-block.h (note_prediction_to_br_prob): declare.
4212 * c-semantics.c: Inlucde predit.h
4213 (expand_stmt): predict GOTO_STMT as not taken.
4214 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
4215 (cleanup_cfg): Do not free tail_recursion_list.
4216 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
4217 (flow_delete_block): Kill predictions past end of basic block.
4218 * output.h (delete_unreachable_blocks): Declare.
4219 * predict.c (predicted_by_p, process_note_predictions,
4220 process_note_prediction, last_block_p): New function.
4221 (estimate_probability): Bypass loop on PRED_CONTINUE;
4222 do not handle noreturn heuristics; kill PRED_RETURN; add
4224 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
4225 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
4226 * predict.h (IS_TAKEN): New constant.
4227 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
4228 * rtl.c (NOTE_INSN_PREDICTION): New.
4229 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
4231 (insn_note): add NOTE_INSN_PREDICTION.
4232 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
4233 CFG; free tail_recursion_label_list.
4234 * stmt.c: Include predict.h;
4235 (return_prediction): New.
4236 (expand_value_return): Use it.
4237 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
4239 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
4241 * config/mips/mips.md: Name the unspecs with define_constant.
4242 (*HILO_delay): Rename to 'hilo_delay' (no star).
4243 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
4244 (reload_outdi, reload_outsi): Likewise.
4246 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
4248 * toplev.c: Fix formatting.
4250 2002-05-07 Janis Johnson <janis187@us.ibm.com>
4252 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
4253 * configure.in (ac_rtlflag_checking): New.
4254 * doc/install.texi (--enable-checking): Document RTL flag checking.
4256 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4258 * c-common.c (c_common_init): Set options->unsigned_wchar.
4259 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
4260 group target dependencies.
4261 (init_builtins, cpp_handle_option): Update.
4262 * cpplex.c (cpp_interpret_charconst): Update.
4263 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
4264 signed_char to unsigned_char, group target dependencies.
4265 * defaults.h (WCHAR_UNSIGNED): Remove.
4266 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
4268 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
4269 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
4270 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
4271 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
4272 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
4274 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
4276 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4278 * fixinc/inclhack.def (windiss_math1): New fix.
4279 (windiss_math2): Likewise.
4280 (windiss_valist): Likewise.
4281 * fixinc/fixincl.x: Regenerated.
4283 2002-05-07 Andreas Jaeger <aj@suse.de>
4285 * genautomata.c (output_internal_min_issue_delay_func): Add
4286 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
4287 (output_internal_trans_func): Likewise.
4289 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
4291 * pa.c (hppa_profile_hook): Use force_reg to get the address
4292 of the profile hook into an appropriate pseudo register.
4294 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4296 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
4297 (LINK_START_SPEC): Handle it.
4298 (LINK_OS_SPEC): Likewise.
4299 (CPP_SPEC): Likewise.
4300 (STARTFILE_SPEC): Likewise.
4301 (LIB_SPEC): Likewise.
4302 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
4304 (CRTSAVRES_DEFAULT_SPEC): New macro.
4305 (LIB_WINDISS_SPEC): New macro.
4306 (CPP_OS_WINDISS_SPEC): Likewise.
4307 (STARTFILE_WINDISS_SPEC): Likewise.
4308 (ENDFILE_WINDISS_SPEC): Likewise.
4309 (LINK_START_WINDISS_SPEC): Likewise.
4310 (LINK_OS_WINDISS_SPEC): Likewise.
4311 * config/rs6000/windiss.h: New file.
4313 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
4315 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
4317 2002-05-06 David S. Miller <davem@redhat.com>
4319 * config/sparc/sparc.md (shift insns): Do not mask off
4320 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
4323 2002-05-06 Richard Henderson <rth@redhat.com>
4326 * expr.c (highest_pow2_factor_for_type): New.
4327 (expand_assignment): Use it.
4329 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
4331 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
4333 ("altivec_mfvscr"): Same.
4335 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4337 * rtl.h (struct rtx_def): Update comments.
4338 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
4339 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
4340 RTL_FLAG_CHECK macros with list of expected RTL codes.
4341 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
4342 (rtl_check_failed_flag): New.
4343 * reload1.c (reload): Use REG macro before changing rtx to MEM.
4344 (reload_cse_noop_set_p): Check rtx code before using access macro.
4345 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
4346 before using access macro.
4348 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4350 * doc/rtl.texi (Flags): Update to reflect current usage.
4352 2002-05-06 Roger Sayle <roger@eyesopen.com>
4355 * fold-const.c (sign_bit_p): New function.
4356 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
4357 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
4358 Reapply fold when converting (A & C) == C into (A & C) != 0.
4359 (fold_binary_op_with_conditional_arg): Fix typo in comment.
4361 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4363 * c-common.c (warn_multichar): New.
4364 (c_common_init): Set CPP's warn_multichar.
4365 * c-common.h (warn_multichar): New.
4366 * c-decl.c (warn_multichar): Remove.
4367 * c-lex.c (lex_charconst): Update.
4368 * c-tree.h (warn_multichar): Remove.
4369 * cppexp.c (eval_token): Sign-extend charconst value.
4370 * cppinit.c (cpp_create_reader): Set warn_multichar.
4371 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
4372 each character. Update prototype. Sign-extend the result.
4373 * cpplib.h: Fix conditions.
4374 (struct cpp_options): Add new warning flag.
4375 (cpp_interpret_charconst): Update prototype.
4377 * cpp.texi: Update documentation.
4379 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
4381 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
4382 Fix typo in usage of allof instead of unit.
4384 2002-05-06 Richard Henderson <rth@redhat.com>
4386 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
4387 and any jump or call for IN.
4389 2002-05-06 Bernd Schmidt <bernds@redhat.com>
4391 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
4393 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
4395 2002-05-06 Roger Sayle <roger@eyesopen.com>
4397 * fold-const.c (lshift-double): Cast the high word to an unsigned
4398 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
4399 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
4400 avoid compiler warning. (fold): Remove redundant code from
4401 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
4403 2002-05-06 Jeff Law <law@redhat.com>
4405 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
4406 * pa.c (pa_adjust_cost): Remove all true dependency cost
4407 adjustments. Also remove support for non-DFA scheduling.
4408 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
4409 to adjust true dependency costs. Update various comments.
4410 (7100lc, 7200, 7300 scheduling): Simplify by combining the
4411 FP ALU & MPY units into a single unit.
4413 2002-05-06 Catherine Moore <clm@redhat.com>
4415 * config/v850/v850.c (compute_register_save_size): Make sure
4416 to count all of the registers that will be saved.
4418 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4420 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
4422 2002-05-06 David S. Miller <davem@redhat.com>
4424 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
4425 allow result to overlap input operands in memory.
4427 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4430 * cpp.texi: Update multichar charconst docs.
4432 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4434 * cpplex.c (cpp_interpret_charconst): Sign-extend each
4435 character. Don't ignore excess characters. Treat
4436 multicharacter character constants as signed.
4437 (cpp_parse_escape): Clarify diagnostic.
4439 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4441 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
4442 use add instead of shift.
4443 (ashldi3_sp64): Likewise.
4444 (ashlsi3_const1, ashldi3_const1): Remove.
4445 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
4446 * config/sparc/sparc.c (const1_operand): New.
4448 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
4450 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
4452 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4455 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
4457 2002-05-05 Richard Henderson <rth@redhat.com>
4459 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
4460 memory latency adjustments.
4461 (alpha_variable_issue): Remove.
4462 (alpha_use_dfa_pipeline_interface): New.
4463 (alpha_multipass_dfa_lookahead): New.
4464 * config/alpha/alpha.md: Remove define_function_unit scheduling;
4465 include new dfa scheduling.
4466 (attr type): Add none.
4468 * config/alpha/ev4.md: New.
4469 * config/alpha/ev5.md: New.
4470 * config/alpha/ev6.md: New.
4472 2002-05-05 David S. Miller <davem@redhat.com>
4474 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
4476 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
4478 * cse.c: Fix formatting.
4479 * emit-rtl.c: Likewise.
4481 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4483 * genautomata.c (initiate_states): Add additional guard to
4484 initialize `units_array'.
4486 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4488 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
4489 process_unit_to_form_the_same_automaton_unit_lists,
4490 form_the_same_automaton_unit_lists
4491 check_unit_distributions_to_automata): New prototypes and
4493 (check_automata): Rename it into `check_automata_insn_issues'.
4494 (unit_decl): New fields `the_same_automaton_unit' and
4495 `the_same_automaton_message_reported_p'.
4496 (unit_decl_t): New typedef.
4497 (the_same_automaton_lists): New gloval variable.
4498 (unit_regexp, unit_set_el, units_array, units_cmp,
4499 output_get_cpu_unit_code_func): Use the typedef.
4500 (evaluate_max_reserv_cycles): Increment
4501 `description->max_insn_reserv_cycles'.
4502 (initiate_states): Don't increment `max_cycles_num'.
4503 (transform_insn_regexps): Move code around transformation of
4504 regexps from `generate'.
4505 (generate): Remove call of `transform_insn_regexps'.
4506 (expand_automata): Call `transform_insn_regexps' and
4507 `check_unit_distributions_to_automata'. Check errors before
4510 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
4511 automaton `ultrasparc3_1'.
4513 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4515 * c-common.c (c_common_init): Set up CPP arithmetic.
4516 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
4517 something reasonable for the host.
4518 (sanity_checks): Add checks.
4519 (cpp_read_main_file): Call sanity_checks() from here...
4520 (cpp_post_options): ... not here.
4521 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
4522 * cpplib.h (struct cpp_options): New member int_precision.
4524 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4526 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
4528 2002-05-04 David S. Miller <davem@redhat.com>
4530 * config/sparc/linux.h, config/sparc/linux64.h
4531 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
4533 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
4535 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
4537 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
4540 2002-05-05 Tim Josling <tej@melbpc.org.au>
4542 * treelang; New directory for new sample language treelang.
4544 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4546 * Makefile.in (c-lex.o): Update.
4547 * c-lex.c: Include target.h.
4548 (cb_register_builtins): New.
4549 (init_c_lex): Set builtins callback.
4550 * c-lex.h (cpp_define, cpp_assert): New prototypes.
4551 * cppinit.c (init_builtins): Use callback, including for
4553 * cpplib.h (struct cpp_callbacks): New member.
4554 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
4555 (TARGET_INITIALIZER): Update.
4556 * target.h (struct gcc_target): New hook.
4557 * tree.c (default_register_cpp_builtins): New.
4558 * tree.h (default_register_cpp_builtins): New.
4560 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
4562 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4564 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
4565 (cpp_post_options): Move sanity checks to...
4566 (sanity_checks): New.
4567 * cpplex.c (maybe_read_ucs): Fix prototype.
4568 (parse_string, cpp_parse_escape): Cast for %c format specifier.
4569 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
4572 2002-05-04 Bernd Schmidt <bernds@redhat.com>
4574 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
4575 builtins. Use V2DI patterns instead of TI for logical operations.
4576 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
4577 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
4578 (ix86_expand_builtins): Change the pattern used for movntdq.
4579 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
4580 sse2_nandv2di3): New patterns.
4581 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
4583 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
4584 (cvtdq2pd): Correct mode on operand 1.
4585 (sse2_umulsidi3): Describe without unspec.
4586 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
4588 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
4589 (ashlv2di3): Likewise, from sse2_ashlv2di3.
4590 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
4591 ashlv4si3, ashlv2di3): Use SImode for shift count.
4592 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
4593 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
4595 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
4597 (__m128i, __m128d): New macros.
4598 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
4599 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
4600 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
4601 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
4602 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
4603 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
4604 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
4605 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
4606 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
4607 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
4608 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
4609 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
4610 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
4611 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
4612 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
4613 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
4614 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
4615 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
4616 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
4617 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
4618 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
4619 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
4620 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
4621 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
4622 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
4623 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
4624 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
4625 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
4626 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
4627 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4628 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
4629 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
4630 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
4631 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
4632 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
4633 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
4634 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
4636 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
4637 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
4639 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
4641 * dwarf2out.c: Fix formatting.
4642 * varasm.c: Likewise.
4644 2002-05-04 David Edelsohn <edelsohn@gnu.org>
4647 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
4648 clobber and use result as temporary value.
4650 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
4652 * expr.c (force_operand): Use expand_simple_* to handle more
4655 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4657 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
4659 (lex_charconst): Update for change in prototype of
4660 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
4662 * cpphash.h (BITS_PER_CPPCHAR_T): New.
4663 * cppinit.c (cpp_create_reader): Initialize them for no
4664 change in semantics.
4665 (cpp_post_options): Add sanity checks.
4666 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
4667 and truncation issues. Calculate in type cppchar_t.
4668 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
4669 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
4670 run-time dependent precision correctly. Return whether the
4671 result is signed or not.
4672 * cpplib.c (dequote_string): Use cppchar_t; update.
4673 * cpplib.h (cppchar_signed_t): New.
4674 struct cpp_options): New precision members.
4675 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
4676 * cppexp.c (eval_token): Update.
4678 2002-05-03 David S. Miller <davem@redhat.com>
4680 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
4681 * config/sparc/sparc.c (sparc_rtx_costs): New function
4682 implementing RTX_COSTS and CONST_COSTS.
4683 * config/sparc/sparc.h (CONST_COSTS): Delete.
4684 (RTX_COSTS_CASES): Define.
4685 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
4688 * config/sparc/sparc.md (DFA schedulers): Split out...
4689 * config/sparc/cypress.md, config/sparc/hypersparc.md,
4690 config/sparc/sparclet.md, config/sparc/supersparc.md,
4691 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
4693 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
4694 checks on it, always defined for Sparc.
4696 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
4697 Tweak, and add more detailed comments.
4699 2002-05-03 Zack Weinberg <zack@codesourcery.com>
4701 * Re-apply patch accidentally reverted with
4702 DFA scheduler merge: remove all rules and variables to slurp
4703 source files out of libiberty and rebuild them with HOST_CC.
4704 ($(HOST_PREFIX_1)varray.o): New rule.
4705 (genattrtab rule): Word wrap.
4707 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4709 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
4710 (CPP_SUBTARGET_SPEC): Define.
4711 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
4712 cpp_subtarget specs.
4713 (CPP_SPEC): Redefine to include %(cpp_subtarget).
4715 2002-05-03 David S. Miller <davem@redhat.com>
4717 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
4718 * target.h (struct gcc_target): Delete cycle_display member.
4720 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
4721 (rtx_needs_barrier): Delete reference to cycle_display unspec.
4722 (ia64_sched_reorder2): Mention need for cycle display handling
4723 once such notes exist.
4725 2002-05-03 Richard Henderson <rth@redhat.com>
4727 * real.c (etoasc): Strip most trailing zeros for clarity.
4728 * sched-vis.c: Include real.h.
4729 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
4730 * Makefile.in (sched-vis.o): Add real.h.
4732 2002-05-03 David S. Miller <davem@redhat.com>
4734 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
4737 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
4739 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
4740 when we get an out of range literal.
4741 (altivec_expand_ternop_builtin): Same.
4742 (altivec_expand_unop_builtin): Same.
4743 (altivec_expand_builtin): Same, for dss.
4744 (altivec_expand_builtin): Use trees instead of rtl when
4745 determining literal argument validity.
4747 2002-05-03 David S. Miller <davem@redhat.com>
4749 Delete cycle display scheduling hook.
4750 * config/ia64/ia64.c (ia64_cycle_display,
4751 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
4752 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
4753 and use emit_insn_before instead of ia64_emit_insn_before.
4754 * config/ia64/ia64.md (unspec usage): Delete cycle display.
4755 (cycle_display): Delete insn pattern.
4756 * config/sparc/sparc.md (unspec usage): Delete cycle display.
4757 (cycle_display): Delete insn pattern.
4758 * config/sparc/sparc.c (sparc_cycle_display,
4759 TARGET_SCHED_CYCLE_DISPLAY): Delete.
4760 * doc/md.texi (cycle_display): Don't mention.
4761 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
4763 2002-05-03 Richard Henderson <rth@redhat.com>
4765 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
4766 * recog.h: Declare them.
4768 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
4769 * config/sparc/sparc.md: Use store_data_bypass_p instead.
4770 * config/sparc/sparc-protos.h: Update.
4772 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4774 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
4775 -D__arch64__. Add -D_LP64.
4776 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
4778 (CPP_ARCH64_SPEC): Likewise.
4779 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
4780 (NO_BUILTIN_SIZE_TYPE): Undef.
4782 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
4784 * genautomata.c (min_issue_delay_pass_states): Change return type
4786 (min_issue_delay_pass_states): Change the algorithm.
4787 (min_issue_delay): Set up min_insn_issue_delay for the state.
4788 (output_min_issue_delay_table): Interchange the nested loops and
4789 and initiate min_insn_issue_delay for states.
4791 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
4793 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
4796 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
4798 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
4801 2002-05-03 Richard Henderson <rth@redhat.com>
4804 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
4805 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
4806 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
4807 code before JUMP, not EARLIEST.
4809 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4811 * c-format.c (check_format_info_main): Don't check for presence of
4812 parameter for * width until after operand number has been read,
4813 and only check for it if format parameters are available.
4816 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4818 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
4819 (LINK_SPEC): Undef before defining.
4821 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4823 PR preprocessor/6489
4824 * tradcpp.c (fixup_newlines): New.
4825 (main, finclude): Use it.
4827 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
4829 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
4830 * config/mips/mips.c (mips_unique_section): Strip encoding from
4833 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4835 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
4838 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4840 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
4841 (Specific): Removed buildstats references.
4842 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
4843 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
4844 Accomodate Solaris versions beyond 8.
4845 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
4846 (Specific, *-*-solaris2.8): Removed, obsolete.
4848 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4851 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
4852 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
4853 fill leaf_reg_remap with identity.
4854 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
4856 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4858 * config/h8300/crti.asm: Remove trailing spaces.
4859 * config/h8300/h8300.c: Likewise.
4860 * config/h8300/lib1funcs.asm: Likewise.
4862 2002-05-02 Jason Merrill <jason@redhat.com>
4864 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
4865 * c-decl.c (c_init_decl_processing): Use it.
4866 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
4867 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
4868 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
4870 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4872 * regrename.c: Fix formatting.
4875 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
4877 * i386.md (attribute memory): Handle compares properly.
4879 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
4881 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
4884 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
4886 * function.c: Fix formatting.
4888 2002-05-02 Jan Hubicka <jh@suse.cz>
4890 * haifa-sched.c (schedule_insn): Print table of instructions and
4892 (sched_block): Do not print ready list at verbosity level 1.
4893 * sched-vis.c (print_insn): Make global.
4894 * sched-ebb.c (ebb_print_insn): Rename from...
4895 (print_insn): ... this one.
4896 * sched-int.h (print_insn): Declare
4898 2002-05-02 Richard Henderson <rth@redhat.com>
4900 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
4901 emitted by cycle_display.
4903 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
4905 * doc/install.texi (*-*-freebsd*): Update to latest status.
4907 2002-05-02 Jakub Jelinek <jakub@redhat.com>
4910 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
4911 * config/float-sparc.h: Assume 128-bit long double if
4912 __LONG_DOUBLE_128__ is defined.
4914 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
4916 * genattrtab.c (write_function_unit_info): Add a dummy element
4917 when num_units == 0.
4919 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4921 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
4922 TYPE_MODE (double_type_node) instead of DFmode.
4924 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
4926 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
4928 * toplev.c (rest_of_compilation): Revert Richard's patch.
4930 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4932 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
4934 2002-05-02 Catherine Moore <clm@redhat.com>
4936 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
4938 2002-05-02 Kazu Hirata <kazu@hxi.com>
4940 * combine.c: Fix comment typos.
4942 * genautomata.c: Likewise.
4946 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
4948 * doc/install.texi: State GNAT version requirements.
4950 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4952 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
4953 of the frame pointer or arg pointer register which strict register
4954 checking is not enabled.
4956 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
4958 * gcc.dg/altivec-8.c: New.
4960 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
4961 PRE_INC and PRE_DEC for altivec modes.
4963 2002-05-01 Bruce Korb <bkorb@gnu.org>
4965 * fixinc/check.tpl(set-writable): make sure the function exists first
4966 * fixinc/inclhack.def(alpha_assert): fix test_text
4967 * fixinc/tests/base/assert.h: add in missing result
4969 2002-05-01 Jeff Law <law@redhat.com>
4971 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
4974 2002-05-01 Joel Brobecker <brobecker@gnat.com>
4976 * dbxout.c (dbxout_type): Emit size information for range types,
4977 as well, but only when using GDB extensions.
4979 2002-05-01 Richard Henderson <rth@redhat.com>
4981 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
4982 target-independent gnu binutils date test.
4984 2002-05-01 Richard Henderson <rth@redhat.com>
4986 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
4987 info before expunging the block.
4989 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4991 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
4992 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
4993 -M -or -MM is in effect.
4995 2002-05-01 Zack Weinberg <zack@codesourcery.com>
4997 * config.gcc: Correct test of --enable-obsolete. Obsolete all
4998 A29k configurations.
4999 * doc/install.texi: Update to match.
5001 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5004 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
5005 for duplicates. Always loop over whole list.
5007 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5009 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
5011 2002-05-01 Joel Sherrill <joel@OARcorp.com>
5013 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
5016 2002-05-01 Joel Sherrill <joel@OARcorp.com>
5018 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
5020 2002-05-01 David Edelsohn <edelsohn@gnu.org>
5022 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
5023 (nabs_nopower): Same.
5024 (floatdisf2): New pattern.
5025 (absdi2): Convert to define_insn_and_split.
5030 (fix_trunctfdi2): Same.
5031 (fix_trunctfsi2): Same.
5033 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
5035 * doc/install.texi: Update Texinfo version requirement
5038 2002-05-01 Jakub Jelinek <jakub@redhat.com>
5040 PR target/6512, PR target/5628
5041 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
5042 when memory is not aligned.
5043 (movdf_insn_v9only_vis): Likewise.
5044 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
5045 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
5046 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
5048 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
5050 * gcc.dg/altivec-7.c: New.
5052 * config/rs6000/altivec.h: Cleanup.
5054 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
5056 * doc/invoke.texi (Option Summary): Add -mvrsave=.
5057 (RS/6000 and PowerPC Options): Document -mvrsave=.
5059 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
5060 (rs6000_altivec_vrsave_string): Same.
5061 (rs6000_override_options): Call rs6000_parse_vrsave_option.
5062 (rs6000_parse_vrsave_option): New.
5063 (rs6000_stack_info): Only generate vrsave instructions when
5064 TARGET_ALTIVEC_VRSAVE.
5066 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
5067 (rs6000_altivec_vrsave_string): Define extern.
5068 (rs6000_altivec_vrsave): Same.
5069 (TARGET_ALTIVEC_VRSAVE): New.
5071 2002-04-30 Richard Henderson <rth@redhat.com>
5074 * toplev.c (rest_of_compilation): Don't run cross-jump before
5077 2002-04-30 Tom Rix <trix@redhat.com>
5079 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
5080 check which_alternative.
5082 2002-04-30 Kazu Hirata <kazu@hxi.com>
5084 * cpplex.c: Fix comment formatting.
5085 * function.c: Likewise.
5086 * integrate.c: Likewise.
5087 * regrename.c: Likewise.
5088 * sibcall.c: Likewise.
5089 * simplify-rtx.c: Likewise.
5090 * tree-inline.c: Likewise.
5092 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
5094 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
5095 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
5096 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
5097 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
5098 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
5099 * pa/x-ada: New file. Define ADA_CFLAGS.
5101 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
5103 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
5104 from MMIX_LAST_REGISTER_FILE_REGNUM.
5105 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
5106 (struct machine_function): New member highest_saved_stack_register
5107 previously static variable in mmix.c.
5108 (MACHINE_DEPENDENT_REORG): Define.
5109 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
5110 (MMIX_OUTPUT_REGNO): New.
5111 (mmix_target_asm_function_prologue): Move calculation of last used
5112 saved-stack-register into...
5113 (mmix_machine_dependent_reorg): New function. Update to also handle
5115 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
5116 register names, simplify somewhat by new variable regno.
5117 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
5119 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
5120 emitting register names.
5121 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
5122 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
5124 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
5127 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
5129 2002-04-30 Richard Henderson <rth@redhat.com>
5131 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
5132 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
5133 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
5134 emit_tfmode_cvt): New.
5135 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
5136 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
5137 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
5138 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
5139 * config/sparc/sparc-protos.h: Update.
5141 2002-04-30 Janis Johnson <janis187@us.ibm.com>
5143 * install.texi (Final install): Add to the list of info to include
5144 in a report of a successful bootstrap, and add link to 3.1 list.
5146 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
5148 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
5149 (mode): Add vector modes
5150 (i387): Kill attribute.
5151 (unit): New attribute.
5152 (length_immediate): Grok new types.
5153 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
5154 (modrm): Use "unit".
5155 (memory): Handle MMX/SSE properly.
5156 (scheduling descriptions): Kill uses of fop1.
5157 (sse, mmx, fp patterns): Set type and mode properly.
5159 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
5161 * pa.c (override_options): Default to PA8000 scheduling.
5162 * doc/invoke.texi (HP-PA options): Mention newly added 7300
5163 scheduling parameter.
5165 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
5166 handling of double precision multiplies.
5168 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
5169 fpdiv and fpsqrt instructions.
5170 (7200 & 7300 scheduling): Fix typo in handling of
5171 store-load and store-store penalties.
5173 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5175 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
5176 mips. Add two missing commas.
5178 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
5180 * doc/contrib.texi (Contributors): Update Paolo Carlini's
5181 and Benjamin Kosnik's entries.
5183 2002-04-29 David S. Miller <davem@redhat.com>
5185 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
5186 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
5187 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
5188 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
5190 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5192 * combine.c (find_split_point): Use gen_int_mode.
5194 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
5196 Merging code from dfa-branch:
5198 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
5200 * genautomata.c (output_reserv_sets): Fix typo.
5202 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
5204 * genautomata.c (output_reserv_sets): Remove
5205 next_cycle_output_flag.
5207 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
5209 * sched-rgn.c (init_ready_list): Make the DFA code handle
5210 USE/CLOBBER insns in the same way as the traditional
5212 (new_ready): Similarly..
5214 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
5216 * haifa-sched.c (schedule_block): Change the DFA state only after
5219 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
5221 * pa.c (hppa_use_dfa_pipeline_interface): New function.
5222 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
5223 (override_options): Add PA7300 scheduling support.
5224 (pa_adjust_cost): Update various comments. Properly
5225 handle anti and output dependencies when using the
5227 (pa_issue_rate): Add PA7300 scheduling support.
5228 (pa_can_combine_p): Call extract_insn before calling
5229 constrain_operands (taken from mainline tree).
5230 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
5231 * pa.md (cpu attr): Add 7300. Rewrite pipeline
5232 descriptions using DFA descriptions. Add PA7300
5235 2002-03-30 David S. Miller <davem@redhat.com>
5237 Add UltraSPARC-III DFA scheduling support.
5238 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
5239 Update FP conditional move on register insn patterns to use it, as
5241 (define_attr cpu): Add ultrasparc3.
5242 (define_attr us3load_type): New, update integer load patterns to
5243 set it, as appropriate.
5244 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
5245 (rest): Add UltraSPARC3 scheduling description.
5246 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
5247 (PROCESSOR_ULTRASPARC3): New.
5248 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
5249 ({ASM,CPP}_CPU_SPEC): Likewise.
5250 (REGISTER_MOVE_COST): Likewise.
5251 (RTX_COSTS): Likewise.
5252 * config/sparc/sparc.c (sparc_override_options,
5253 sparc_initialize_trampoline, sparc64_initialize_trampoline,
5254 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5255 sparc_issue_rate): Likewise.
5256 * config/sparc/sol2.h: Likewise.
5257 * config/sparc/sol2-sld-64.h: Likewise.
5258 * config/sparc/linux64.h: Likewise.
5260 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
5262 * doc/md.texi: Add comments about usage the latency time for the
5263 different dependencies and about case when two or more conditions
5264 in different define_insn_reservations returns TRUE for an insn.
5266 * doc/md.texi: Add reference for automaton based pipeline
5269 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
5271 * doc/passes.texi: Add missed information about genattrtab.
5273 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
5275 * genautomata.c (output_automata_list_transition_code): Check
5276 automata_list on NULL.
5278 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
5280 * genautomata.c (output_insn_code_cases,
5281 output_automata_list_min_issue_delay_code,
5282 output_automata_list_transition_code,
5283 output_automata_list_state_alts_code): Comment the functions.
5285 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
5287 * genautomata.c (automata_list_el_t): New typedef.
5288 (get_free_automata_list_el,free_automata_list_el,
5289 free_automata_list, automata_list_hash, automata_list_eq_p,
5290 initiate_automata_lists, automata_list_start, automata_list_add,
5291 automata_list_finish, finish_automata_lists,
5292 output_insn_code_cases, output_automata_list_min_issue_delay_code,
5293 output_automata_list_transition_code,
5294 output_automata_list_state_alts_code, add_automaton_state,
5295 form_important_insn_automata_lists): New functions and prototypes.
5296 (insn_reserv_decl): Add members important_automata_list and
5298 (ainsn): Add members important_p.
5299 (automata_list_el): New structure.
5300 (first_free_automata_list_el, current_automata_list,
5301 automata_list_table): New global variables.
5302 (create_ainsns): Initiate member important_p.
5303 (output_internal_min_issue_delay_func): Generate the switch and
5304 call output_insn_code_cases.
5305 (output_internal_trans_func, output_internal_state_alts_func):
5307 (generate): Call initiate_automata_lists.
5308 (automaton_states): New global variable.
5309 (expand_automata): Call form_important_insn_automata_lists.
5310 (write_automata): Call finish_automata_lists.
5312 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
5314 * genautomata.c (add_excls, add_presence_absence): Check that
5315 cpu units in the sets belong the same automaton.
5317 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
5318 about that cpu units in the sets belong the same automaton.
5320 * doc/md.texi: Ditto.
5322 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
5323 Nitin Gupta <niting@noida.hcltech.com>
5325 * config/sh/sh.c (sh_use_dfa_interface): New function.
5327 (sh_issue_rate): New Function.
5328 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
5329 TARGET_SCHED_ISSUE_RATE: define.
5331 * config/sh/sh.md: Add DFA based pipeline description for SH4.
5333 (define_attr insn_class): New attribute used for DFA
5335 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
5336 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
5337 cmpeqdi_t): Likewise.
5339 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
5340 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
5342 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
5344 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5346 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
5349 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5351 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
5352 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
5354 (output_dfa_start_func): Initiate new variable insn_codes_length,
5355 (write_automata): Output definition of the new variable.
5357 2001-10-02 David S. Miller <davem@redhat.com>
5359 * haifa-sched.c (advance_one_cycle): New function.
5360 (schedule_block): Use it.
5361 (queue_to_ready): Use it, and also make sure to advance the DFA
5362 state on all stall cycles, not just those where insn_queue links
5365 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
5367 * haifa-sched.c (max_issue): Remove last_p argument. Only return
5368 non-zero if the highest-priority instruction could be scheduled.
5369 (choose_ready): Remove last argument from max_issue call.
5371 2001-09-28 David S. Miller <davem@redhat.com>
5373 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
5374 ultrasparc and 3 for other multi-issue sparcs.
5376 2001-09-27 David S. Miller <davem@redhat.com>
5378 * config/sparc/sparc.md (cycle_display): New pattern.
5379 * config/sparc/sparc.c (sparc_cycle_display): New.
5380 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
5382 2001-09-25 David S. Miller <davem@redhat.com>
5384 Convert all of Sparc scheduling to DFA
5385 * config/sparc/sparc.md: Kill all define_function_unit
5386 directives and replace with DFA equivalent.
5387 * config/sparc/sparc.c (ultrasparc_adjust_cost,
5388 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
5389 ultra_fpmode_conflict_exists, ultra_find_type,
5390 ultra_build_types_avail, ultra_flush_pipeline,
5391 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
5392 ultrasparc_variable_issue, ultrasparc_sched_init,
5393 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
5394 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
5395 ultra_cur_hist, ultra_cycles_elapsed): Kill.
5396 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5397 ultrasparc_store_bypass_p): New.
5398 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
5401 2001-09-24 David S. Miller <davem@redhat.com>
5403 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
5404 ready->vec[foo] not ready[foo].
5406 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5408 * doc/md.texi: Correct examples for define_insn_reservations
5411 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5413 * genautomata.c (create_automata): Print message about creation of
5415 (generate): Remove printing meease about creation of
5418 2001-09-05 David S. Miller <davem@redhat.com>
5420 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5421 * config/sparc/linux64.h: Likewise.
5423 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
5425 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
5426 schedule_block, sched_init, sched_finish): Add missed calls of
5427 use_dfa_pipeline_interface.
5429 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
5432 * sched-vis.c (get_visual_tbl_length): Ditto.
5434 2001-08-27 Richard Henderson <rth@redhat.com>
5436 * genattr.c (main): Emit state_t even when not doing scheduling.
5438 2001-08-27 Richard Henderson <rth@redhat.com>
5440 * genautomata.c (expand_automata): Always create a description.
5442 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5444 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5445 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5446 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5449 * genattr.c (main): New variable num_insn_reservations. Increase
5450 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5451 pipeline hazard recognizer interface.
5453 * genattrtab.h: New file.
5455 * genattrtab.c: Include genattrtab.h.
5456 (attr_printf, check_attr_test, make_internal_attr,
5457 make_numeric_value): Move protypes into genattrtab.h. Define them
5459 (num_dfa_decls): New global variable.
5460 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5461 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5462 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5463 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5465 * genautomata.c: New file.
5467 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5469 * sched-int.h: (curr_state): Add the external definition for
5470 automaton pipeline interface.
5471 (haifa_insn_data): Add comments for members blockage and units.
5473 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5474 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5475 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5476 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5477 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5478 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5479 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5481 (TARGET_SCHED): Use the new macros.
5483 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5484 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5485 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5486 dfa_bubble): New members in gcc_target.sched.
5488 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5489 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5490 (insn_queue): Redefine it as pointer to array.
5491 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5493 (max_insn_queue_index_macro_value): New variable.
5494 (curr_state, dfa_state_size, ready_try): New varaibles for
5495 automaton interface.
5496 (ready_element, ready_remove, max_issue): New function prototypes
5497 for automaton interface.
5498 (choose_ready): New function prototype.
5499 (insn_unit, blockage_range): Add comments.
5500 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5501 FUNCTION_UNITS_SIZE == 0.
5502 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5503 actual_hazard, potential_hazard): Add comments.
5504 (insn_cost): Use cost -1 as undefined value. Remove
5505 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5507 (ready_element, ready_remove): New functions for automaton
5509 (schedule_insn): Add new code for automaton pipeline interface.
5510 (queue_to_ready): Add new code for automaton pipeline interface.
5511 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5512 (debug_ready_list): Print newline when the queue is empty.
5513 (max_issue): New function for automaton pipeline interface.
5514 (choose_ready): New function.
5515 (schedule_block): Add new code for automaton pipeline interface.
5516 Print ready list before scheduling each insn.
5517 (sched_init): Add new code for automaton pipeline interface.
5518 Initiate insn cost by -1.
5519 (sched_finish): Free the current automaton state and finalize
5520 automaton pipeline interface.
5522 * sched-rgn.c: Include target.h.
5523 (init_ready_list, new_ready, debug_dependencies): Add new code for
5524 automaton pipeline interface.
5526 * sched-vis.c: Include target.h.
5527 (get_visual_tbl_length): Add code for automaton interface.
5528 (target_units, print_block_visualization): Add comments.
5530 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5531 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5532 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5533 (getruntime.o, genautomata.o): New entries.
5534 (genattrtab.o): Add new dependency file genattrtab.h.
5535 (genattrtab): Add new dependencies. Link it with `libm.a'.
5536 (getruntime.o, hashtab.o): New entries for canadian cross.
5538 * doc/md.texi: Description of automaton based model.
5540 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5542 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5543 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5544 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5545 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5546 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5547 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5548 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5550 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5551 MAX_DFA_ISSUE_RATE): New macro descriptions.
5553 * doc/contrib.texi: Add dfa based scheduler contribution.
5555 * doc/gcc.texi: Add more information about genattrtab.
5557 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5559 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
5560 adjust_address_nv call.
5562 2002-04-29 Janis Johnson <janis187@us.ibm.com>
5564 * doc/install.texi (Testing): Provide additional information, and
5565 a stronger encouragement, for running the testsuites.
5567 2002-04-29 DJ Delorie <dj@redhat.com>
5569 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
5570 given in upper case.
5572 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5574 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
5575 Solaris 2 <widec.h> if missing.
5576 * fixinc/fixincl.x: Regenerate.
5577 * fixinc/tests/base/widec.h: New file.
5579 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
5581 * toplev.c (f_options): Add "profile" switch so that
5582 -fno-profile can be used to disable -p.
5584 2002-04-29 Bernd Schmidt <bernds@redhat.com>
5586 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
5588 * tree.c (build_common_tree_nodes_2): Likewise.
5589 * tree.h (enum tree_index): Likewise.
5590 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
5592 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
5594 (init_mmx_sse_builtins): Initialize SSE2 builtins.
5595 (ix86_expand_builtin): Add support for SSE2 builtins.
5596 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
5597 (VALID_SSE_REG_MODE): Use it.
5598 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
5599 (enum ix86_builtins): Add SSE2 builtins.
5600 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
5601 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
5602 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
5603 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
5604 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
5605 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
5606 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
5607 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
5608 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
5609 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
5610 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
5611 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
5612 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
5613 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5614 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
5615 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
5616 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
5617 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
5618 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
5619 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
5620 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
5621 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
5622 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
5623 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
5624 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
5625 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
5626 lfence_insn): New patterns.
5627 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
5628 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
5630 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
5632 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
5634 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5636 * doc/contrib.texi (Contributors): Add Paolo Carlini and
5638 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
5639 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
5640 and CPU instead of cpu.
5642 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
5644 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
5646 (lang_independent_options): Add -fif-conversion, -fif-conversion2
5647 (rest_of_compilation): Do if conversion only when asked for.
5648 (parse_options_and_default_flags): Set new variables to 1 for -O1
5649 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
5651 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5653 * i386.c (dbx64_register_map): Fix typo.
5655 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5657 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
5658 real_one_half, real_bb_freq_max): New static variables.
5659 (debug_profile_bbauxs): Kill.
5660 (process_note_predictions): Kill unused variable.
5661 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
5663 (propagate_freq): Use REAL_ARITHMETICS.
5664 (estimate_bb_frequencies): Likevise; init new static variables.
5665 * Makefile.in (predict.o): Add dependency on real.h
5667 2002-04-28 David S. Miller <davem@redhat.com>
5670 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
5671 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
5672 several {reads,writes} instead.
5673 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
5676 2002-04-27 David S. Miller <davem@redhat.com>
5679 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
5682 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
5683 including signal.h and sys/ucontext.h, not needed.
5685 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
5687 * varasm.c (output_constant_def): Correct test for not calling
5688 ENCODE_SECTION_INFO for INTEGER_CST.
5690 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
5692 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
5693 keep most cases as function eval_token.
5694 (eval_token): New function.
5695 (_cpp_parse_expr): Read token here for improved diagnostics.
5696 Don't use op_as_text. Detect bad ':' here.
5697 (reduce): Don't detect bad ':' here.
5698 (op_as_text): Remove.
5699 * cpphash.h (_cpp_test_assertion): Change prototype.
5700 * cpplib.c (_cpp_test_assertion): Change prototype.
5702 2002-04-28 Richard Henderson <rth@redhat.com>
5705 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
5706 (ggc_mark_rtx_children): New.
5708 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5711 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
5712 after call peepholes for UltraSPARC.
5713 (call + jump 64-bit peepholes): Remove.
5715 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5718 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
5719 result as temporary value.
5721 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5724 * toplev.c (rest_of_compilation): Only run regrename and copy
5725 propagation if optimizing.
5727 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5729 PR optimization/6475
5730 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
5731 register of REGNO_DECL (i).
5732 * Makefile.in (reload1.o): Add $(TREE_H).
5734 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
5736 * cppexp.c (lex): Update to use state.skip_eval.
5737 (struct op): Remove prio and flags members.
5738 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
5739 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
5740 (LEFT_ASSOC): New macro.
5741 (optab): New table of operator priorities and flags.
5743 (_cpp_parse_expr): Clean up logic. Return bool. Use a
5744 malloc-ed parser stack.
5745 (reduce): New; reduce the operator stack.
5746 (_cpp_expand_op_stack): Expand the operator stack as necessary.
5747 * cpphash.h (struct op): Predeclare.
5748 (struct cpp_reader): New members op_stack, op_limit.
5749 (struct lexer_state): New member skip_eval.
5750 (_cpp_parse_expr): Update.
5751 (_cpp_expand_op_stack): New.
5752 * cpplib.c (do_if): Update.
5753 * cppinit.c (cpp_create_reader): Create op stack.
5754 (cpp_destroy): And destroy it.
5755 * cpplib.h (CPP_LAST_CPP_OP): Correct.
5756 (TTYPE_TABLE): Correct.
5758 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5761 * c-decl.c (duplicate_decls): Call merge_weak.
5762 * c-pragma.c (apply_pragma_weak): Warn about misuse.
5763 * output.h (merge_weak): Prototype merge_weak.
5764 * varasm.c (merge_weak): New function.
5765 (declare_weak): Make sure we don't give an error on VAR_DECLs.
5766 Mark RTL with SYMBOL_REF_WEAK.
5768 2002-04-27 Kurt Garloff <garloff@suse.de>
5770 * tree-inline.c (inlinable_function_p): Improve heuristics
5771 by using a smoother function to cut down allowable inlinable size.
5772 * param.def: Add parameters max-inline-insns-single,
5773 max-inline-slope, min-inline-insns that determine the exact
5774 shape of the above function.
5775 * param.h: Likewise.
5777 2002-04-26 Richard Henderson <rth@redhat.com>
5779 * c-parse.in (malloced_yyss, malloced_yyvs): New.
5780 (yyoverflow): Re-add. Set them.
5781 (free_parser_stacks): New.
5782 * c-common.h: Declare it.
5783 * c-lex.c (c_common_parse_file): Call it.
5785 2002-04-26 Richard Henderson <rth@redhat.com>
5787 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
5788 for fallthru search.
5790 2002-04-26 Eric Christopher <echristo@redhat.com>
5792 PR optimization/3700
5793 * config/mips/mips.c (mips_issue_rate): Define. New function.
5794 (TARGET_SCHED_ISSUE_RATE): Use.
5796 2002-04-25 David S. Miller <davem@redhat.com>
5799 * reorg.c (optimize_skip): Do not allow exception causing
5800 instructions to be considered for delay slots.
5801 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
5802 (relax_delay_slots): Do not try to consider exception causing
5803 instructions as redundant.
5805 2002-04-26 Richard Henderson <rth@redhat.com>
5808 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
5810 2002-04-26 Mark Mitchell <mark@codesourcery.com>
5813 * config/i386/i386.md (untyped_call): Return the value in a float
5814 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
5817 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
5819 * tree.c (tree_int_cst_lt): Compare constants whose types differ
5820 in unsigned-ness correctly.
5822 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
5824 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
5825 portable runtime model.
5827 2002-04-26 Richard Henderson <rth@redhat.com>
5829 * c-parse.in (yyoverflow): Revert.
5831 2002-04-26 David Edelsohn <edelsohn@gnu.org>
5832 Richard Henderson <rth@redhat.com>
5834 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
5835 result as temporary value.
5837 2002-04-26 Richard Henderson <rth@redhat.com>
5840 * c-common.c (fix_string_type): Split out of ...
5841 (combine_strings): ... here. Take a varray, not a tree list.
5842 (c_expand_builtin_printf): Use fix_string_type.
5843 * c-common.h: Update decls.
5844 * c-parse.in (string): Remove. Update all uses to use STRING
5845 instead, and not call combine_strings.
5848 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
5849 (build_asm_stmt): Likewise.
5850 * objc/objc-act.c (my_build_string): Use fix_string_type.
5851 (build_objc_string_object): Build varray for combine_strings.
5853 2002-04-26 Bo Thorsen <bo@suse.co.uk>
5855 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
5858 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
5860 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
5861 (HAVE_NO_R_OPERAND): Remove.
5862 (HAVE_VALUE): Remove.
5863 (op_to_prio): Update.
5864 (UNARY): Don't alter flags.
5865 (_cpp_parse_expr): want_value used to indicate whether
5866 a number or unary operator is expected next. Distinguish
5867 unary and binary +/-.
5868 (op_as_text): Update for unary operators.
5870 2002-04-25 Richard Henderson <rth@redhat.com>
5873 * c-parse.in (yyoverflow): New.
5875 2002-04-25 Richard Henderson <rth@redhat.com>
5878 * c-common.c (shorten_compare): Simplfy conditions leading to
5879 the generation of a warning.
5881 2002-04-25 Richard Henderson <rth@redhat.com>
5884 * expmed.c (extract_bit_field): Fall through to generic code rather
5885 than aborting on subreg special case.
5887 2002-04-25 David S. Miller <davem@redhat.com>
5889 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
5890 for DECL being NULL.
5892 2002-04-25 Steve Christiansen <smc@us.ibm.com>
5894 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
5896 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
5898 * c-decl.c (grokdeclarator): Remove outdated ??? note
5899 on invalid declaration of flexible array members.
5901 2002-04-25 Richard Henderson <rth@redhat.com>
5903 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
5905 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
5907 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
5908 needed by the compiler, even if they are used as global regs.
5910 2002-04-25 Matt Hiller <hiller@redhat.com>
5912 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
5914 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
5915 of the corresponding functions.
5916 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
5919 2002-04-25 Matt Hiller <hiller@redhat.com>
5921 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
5923 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
5924 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
5925 registers, adjust comment accordingly.
5926 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5927 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
5928 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
5929 for coprocessor registers.
5930 (ADDITIONAL_REGISTER_NAMES): Include
5931 ALL_COP_ADDITIONAL_REGISTER_NAMES.
5933 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
5934 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
5935 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
5936 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
5937 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
5939 (mips_char_to_class): Adjust comment to include coprocessor
5942 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
5944 (mips_reg_names, mips_regno_to_class): Include coprocessor
5946 (mips_sw_reg_names): Ditto, make non-static.
5947 (mips_move_1word): Handle moves to and from coprocessor registers.
5948 (mips_move_2words): Handle moves to and from coprocessor
5950 (mips_class_max_nregs, mips_register_move_cost): Handle
5951 coprocessor register classes.
5952 (override_options): Initialize mips_char_to_class and
5953 mips_hard_regno_mode_ok properly for coprocessor registers.
5955 * config/mips/mips.md (movdi_internal, movdi_internal2,
5956 movsi_internal1, movsi_internal2): Add constraint-sets for
5957 coprocessor registers.
5958 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
5959 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
5961 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
5962 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
5964 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
5965 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
5967 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
5968 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
5971 * doc/tm.texi: Document feature.
5973 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5975 * integrate.c (function_attribute_inlinable_p): Simplify.
5976 Check the table pointer is not NULL.
5978 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
5980 * doc/c-tree.texi: Fix typo in introduction.
5982 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5984 * c-common.h (c_common_parse_file): Update.
5985 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5986 * c-lex.c (YYDEBUG): Get from c-lex.h.
5987 (c_common_parse_file): Update.
5988 * c-lex.h (YYDEBUG, yydebug): New.
5989 * c-parse.in (YYDEBUG): Get from c-lex.h.
5990 (c_set_yydebug): Remove.
5991 * c-tree.h (c_set_yydebug): Remove.
5992 * langhooks-def.h (lhd_do_nothing_i): New.
5993 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
5994 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
5995 * langhooks.c (lhd_do_nothing_i): New.
5996 (lhd_set_yydebug): Remove.
5997 * langhooks.h (struct lang_hooks): Update.
5998 * toplev.c (set_yydebug): New.
5999 (compile_file): Update call to parse_file hook.
6000 (decode_d_option): Update.
6002 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
6004 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
6006 * loop.c (load_mems): Don't change the interface of called functions.
6008 * calls.c (expand_call): Take current_function_pretend_args_size
6009 into account when setting argblock for sibcalls.
6011 2002-04-24 Matt Hiller <hiller@redhat.com>
6013 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
6016 * cpplex.c (skip_line_comment): Process comment one multibyte
6017 character at a time rather than one char at a time, if
6019 (parse_string): Process string one multibyte character at a time
6020 rather than one char at a time, if appropriate.
6021 * c-lex.c (lex_string): Lex and copy multibyte strings
6023 * cpplib.h (cppchar_t): Change to unsigned.
6025 2002-04-24 Richard Henderson <rth@redhat.com>
6028 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
6031 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
6033 * sh.c (sh_va_arg): If argument was passed by reference,
6034 dereference the pointer.
6036 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
6038 * sh.md (divsi3_i4_media): Use match_operand for input values
6039 rather than hard registers.
6040 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
6041 unnecessarily through hard registers. Keep copies of pseudo
6042 registers outside of the libcall sequence.
6044 * sh.md (casesi_shift_media): Add modes.
6046 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
6049 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
6051 * attribs.c (c_common_attribute_table): Move table and handlers
6053 (format_attribute_table, lang_attribute_table,
6054 lang_attribute_common): Remove.
6055 (init_attributes): Replace NULL pointers with pointers to the
6057 (handle_packed_attribute, handle_nocommon_attribute,
6058 handle_common_attribute, handle_noreturn_attribute,
6059 handle_noinline_attribute, handle_always_inline_attribute,
6060 handle_used_attribute, handle_unused_attribute,
6061 handle_const_attribute, handle_transparent_union_attribute,
6062 handle_constructor_attribute, handle_destructor_attribute,
6063 handle_mode_attribute, handle_section_attribute,
6064 handle_aligned_attribute, handle_weak_attribute,
6065 handle_alias_attribute, handle_visibility_attribute,
6066 handle_no_instrument_function_attribute, handle_malloc_attribute,
6067 handle_no_limit_stack_attribute, handle_pure_attribute,
6068 handle_deprecated_attribute, handle_vector_size_attribute,
6069 vector_size_helper): Move to c-common.c.
6070 * c-common.c (c_common_attribute_table,
6071 handle_packed_attribute, handle_nocommon_attribute,
6072 handle_common_attribute, handle_noreturn_attribute,
6073 handle_noinline_attribute, handle_always_inline_attribute,
6074 handle_used_attribute, handle_unused_attribute,
6075 handle_const_attribute, handle_transparent_union_attribute,
6076 handle_constructor_attribute, handle_destructor_attribute,
6077 handle_mode_attribute, handle_section_attribute,
6078 handle_aligned_attribute, handle_weak_attribute,
6079 handle_alias_attribute, handle_visibility_attribute,
6080 handle_no_instrument_function_attribute, handle_malloc_attribute,
6081 handle_no_limit_stack_attribute, handle_pure_attribute,
6082 handle_deprecated_attribute, handle_vector_size_attribute,
6083 vector_size_helper): Move from attribs.c.
6084 * c-common.h (c_common_attribute_table,
6085 c_common_format_attribute_table): New.
6086 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
6087 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
6088 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
6089 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
6090 (LANG_HOOKS_INITIALIZER): Update.
6091 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
6092 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
6093 * target.h: Update comment.
6094 * tree.c (default_target_attribute_table): Remove.
6095 * tree.h (default_target_attribute_table, format_attribute_table,
6096 lang_attribute_table, lang_attribute_common): Remove.
6098 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
6099 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
6101 2002-04-24 Jason Merrill <jason@redhat.com>
6103 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
6104 * dwarf2out.c (dwarf_attr_name): Support it.
6105 (gen_array_type_die): Emit it.
6106 (lookup_type_die): No special handling for VECTOR_TYPE.
6107 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
6109 2002-04-24 Richard Henderson <rth@redhat.com>
6111 * config/mips/mips.md (movdi_usd): Renumber.
6113 2002-04-24 David S. Miller <davem@redhat.com>
6116 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
6117 32-bit Sparc and current_function_returns_struct is true.
6119 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
6121 * loop.c (canonicalize_condition): Use gen_int_mode.
6123 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
6125 * config/rs6000/altivec.h: Cleanup file. Add non individual
6147 (vec_vcmpequb): New.
6148 (vec_vcmpequh): New.
6149 (vec_vcmpequw): New.
6150 (vec_vcmpeqfp): New.
6151 (vec_vcmpgefp): New.
6152 (vec_vcmpgtub): New.
6153 (vec_vcmpgtsb): New.
6154 (vec_vcmpgtuh): New.
6155 (vec_vcmpgtsh): New.
6156 (vec_vcmpgtuw): New.
6157 (vec_vcmpgtsw): New.
6158 (vec_vcmpgtfp): New.
6159 (vec_vcmpgefp): New.
6164 (vec_vexptefp): New.
6169 (vec_lde): Add vector float variant.
6174 (vec_vmhaddshs): New.
6196 (vec_vmladduhm): New.
6197 (vec_vmhraddshs): New.
6199 (vec_vmsummbm): New.
6200 (vec_vmsumuhm): New.
6201 (vec_vmsumshm): New.
6202 (vec_vmsumuhs): New.
6203 (vec_vmsumshs): New.
6212 (vec_vnmsubfp): New.
6230 (vec_vrsqrtefp): New.
6241 (vec_vspltisb): New.
6242 (vec_vspltish): New.
6243 (vec_vspltisw): New.
6268 (vec_vsum4ubs): New.
6269 (vec_vsum4sbs): New.
6270 (vec_vsum4shs): New.
6271 (vec_vsum2sws): New.
6282 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
6285 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
6286 added literals from substracted literals.
6287 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
6288 (fold) [associate]: Preserve MINUS_EXPR if needed.
6290 2002-04-23 Zack Weinberg <zack@codesourcery.com>
6292 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
6295 2002-04-23 Tom Tromey <tromey@redhat.com>
6297 * gcc.c: Added --resource. For PR java/6314.
6299 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6301 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
6302 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
6305 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6307 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
6309 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
6311 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
6313 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
6314 (ix86_expand_clrstr): Fix typo.
6315 * loop.c (gen_load_of_final_value): New.
6316 (loop_givs_rescan, strength_reduce, check_dbra_loop):
6319 2002-04-23 Roger Sayle <roger@eyesopen.com>
6321 * builtins.c (builtin_memset_gen_str): New function.
6322 (expand_builtin_memset): Optimize the case of constant length, but
6325 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
6327 * config/rs6000/altivec.h (vec_step): Remove extraneous
6329 (vec_ctu): Cast return.
6331 2002-04-23 Alan Modra <amodra@bigpond.net.au>
6334 * function.h: (struct function): Add profile_label_no field.
6335 (current_function_profile_label_no): Define.
6336 * function.c: (profile_label_no): New static var.
6337 (expand_function_start): Increment it, and copy to
6338 current_function_profile_label_no.
6339 * output.h (profile_label_no): Delete.
6340 * final.c (profile_label_no): Delete.
6341 (profile_function): Use current_function_profile_label_no.
6342 (final_end_function): Don't increment profile_label_no here.
6343 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
6344 profile_label_no with current_function_profile_label_no.
6345 * config/pa/pa.c (current_function_number): Delete.
6346 (pa_output_function_prologue): Don't output profile label here.
6347 (hppa_profile_hook): Use label_no param rather than
6348 current_function_number.
6349 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
6350 * config/pa/pa.h: .. here.
6351 (FUNCTION_PROFILER): Output profile label here.
6353 2002-04-22 Eric Christopher <echristo@redhat.com>
6355 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
6356 patch of 2002-04-09 due to binutils issues.
6357 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
6359 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6361 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
6362 constraint to 'o' for m=r and r=m alternatives.
6363 ("*movv8hi_internal1"): Same.
6364 ("*movv16qi_internal1"): Same.
6365 ("*movv4sf_internal1"): Same.
6367 2002-04-22 Janis Johnson <janis187@us.ibm.com>
6369 * rtl.h (RTX_FLAG): New macro.
6370 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
6371 * final.c (alter_subreg): Use macro to access rtx flag.
6372 * integrate.c (copy_rtx_and_substitute): Use new access macro.
6373 * print-rtl.c (print_rtx): Use new access macro.
6375 * cse.c (insert): Check rtx code before accessing flag.
6377 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
6378 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
6379 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
6380 convert_const_symbol_ref, make_canonical, make_alternative_compare,
6381 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
6382 simplify_test_exp, optimize_attrs, simplify_by_exploding,
6383 find_and_mark_used_attributes, unmark_used_attributes,
6384 add_values_to_cover, simplify_with_current_value,
6385 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
6386 copy_rtx_unchanging, main): Use new access macros.
6388 2002-04-22 Tom Rix <trix@redhat.com>
6390 * expmed.c (init_expmed): Generate shifted constant once.
6392 2002-04-22 Zack Weinberg <zack@codesourcery.com>
6394 * c-lex.c (lex_charconst): Call convert to get constant in
6395 proper type; don't just smash the type field.
6398 * config.gcc: Add list of obsolete configurations. Disallow
6399 building these without --enable-obsolete.
6400 * doc/install.texi: Document --enable-obsolete and obsoletion
6401 policy. Mention obsoletion of individual targets in
6404 2002-04-22 Richard Henderson <rth@redhat.com>
6406 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
6408 2002-04-22 Mark Mitchell <mark@codesourcery.com>
6411 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
6412 (walk_fixup_memory_subreg): Likewise.
6413 (fixup_var_refs_insn): Adjust accordingly.
6414 (fixup_var_refs_1): Likewise.
6416 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
6418 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
6419 LIBPATH_ARCH64_SPEC): Define.
6420 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
6421 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
6422 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
6423 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
6425 2002-04-22 Joel Sherrill <joel@OARcorp.com>
6427 * gthr-rtems.h: Correct prototypes to remove warnings.
6429 2002-04-22 Richard Henderson <rth@redhat.com>
6432 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
6434 * gcse.c (free_insn_expr_list_list): New.
6435 (clear_modify_mem_tables): Use it. Fix bit set usage.
6436 (canon_list_insert): Use EXPR_LISTs for expressions.
6437 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
6439 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
6441 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
6442 file change and include code to _cpp_pop_buffer.
6443 * cpphash.h (struct pending_option): Predeclare.
6444 (struct cpp_reader): New member next_include_file.
6445 (_cpp_pop_file_buffer): Update.
6446 (_cpp_push_next_buffer): Update, rename.
6447 * cppinit.c (cpp_destroy): Free include chain and pending here.
6448 (cpp_finish_options): Simplify.
6449 (_cpp_push_next_buffer): Rename and clean up.
6450 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
6452 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
6454 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6456 * config/rs6000/altivec.h (vec_xor): Add variant for both args
6457 being vector signed int.
6459 (vec_xor): Add variant for both args being vector signed char.
6460 Remove redundant variant.
6463 2002-04-21 David S. Miller <davem@redhat.com>
6465 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
6466 compare mode in output RTL.
6468 2002-04-22 David Edelsohn <edelsohn@gnu.org>
6470 * config/rs6000/rs6000.c (rs6000_override_options): Correct
6471 style and formatting of previous patch.
6473 2002-04-22 Alan Modra <amodra@bigpond.net.au>
6475 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
6476 flag_pic for ABI_AIX.
6478 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6480 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
6481 * cppfiles.c (read_include_file): Similarly.
6482 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
6483 uxstrdup ustrchr, ufputs): Similarly.
6484 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
6485 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
6486 cpp_ideq, parse_identifier, parse_number): Similarly.
6487 * cpplib.c (struct directive, dequote_string, D, run_directive,
6488 cpp_push_buffer): Similarly.
6489 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
6490 _cpp_create_definition, check_trad_stringification,
6491 cpp_macro_definition): Similarly.
6493 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6495 * cppmacro.c (funlike_invocation_p): Don't step back
6498 2002-04-21 David Edelsohn <edelsohn@gnu.org>
6500 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
6503 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
6505 * doc/invoke.texi: Remove Chill references.
6506 * doc/gcc.texi: Update last modified date.
6508 2002-04-20 Kazu Hirata <kazu@hxi.com>
6510 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
6511 push and pop. Replace add.l with add.w.
6513 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6515 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
6516 multiply instructions for H8/300H case.
6518 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6520 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
6521 Bum three instructions from each routine.
6523 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
6525 * Makefile.in: Update.
6526 * decl.c (push_c_function_context, pop_c_function_context,
6527 mark_c_function_context): Rename for consistency.
6528 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
6529 * c-tree.h (push_c_function_context, pop_c_function_context,
6530 mark_c_function_context): Rename for consistency.
6531 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6532 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6533 * function.c (init_lang_status, save_lang_status,
6534 restore_lang_status, mark_lang_status, free_lang_status):
6535 Move to langhooks.h.
6536 (push_function_context_to, pop_function_context_from,
6537 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
6539 * function.h (init_lang_status, save_lang_status,
6540 restore_lang_status, mark_lang_status, free_lang_status):
6541 Move to langhooks.h.
6542 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
6543 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
6544 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
6545 LANG_HOOKS_FUNCTION_INITIALIZER): New.
6546 (LANG_HOOKS_INITIALIZER): Update.
6547 (lhd_do_nothing_f): New.
6548 * langhooks.h (struct lang_hooks_for_functions): New.
6549 (struct lang_hooks): New hooks.
6550 * langhooks.c (lhd_do_nothing_f): New.
6552 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6553 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6555 2002-04-19 David S. Miller <davem@redhat.com>
6557 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
6558 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
6560 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6562 PR optimization/3756
6563 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
6564 x = ((int) y < 0) ? cst1 : cst2.
6566 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6569 * function.c: Reapply patch for c/6358.
6570 (expand_function_end): Copy decl_rtl's mode, not
6571 current_function_return_rtx mode.
6573 2002-04-19 Joel Sherrill <joel@OARcorp.com>
6575 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
6578 2002-04-19 Tom Tromey <tromey@redhat.com>
6580 * doc/install.texi (Specific): Update status of Solaris 2.8.
6583 2002-04-19 Andreas Schwab <schwab@suse.de>
6585 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
6586 (PUT_REAL): Restore old definition.
6588 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
6589 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6591 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
6592 binutils 2.11.2 and higher generate smaller binaries than Sun's
6595 2002-04-19 Mark Mitchell <mark@codesourcery.com>
6598 * toplev.c (rest_of_compilation): Do not defer functions for which
6599 TREE_SYMBOL_REFERENCED has already been set.
6601 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
6603 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
6606 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
6608 * builtins.c: Include langhooks.h.
6609 (lang_type_promotes_to): Remove.
6610 (expand_builtin_va_arg): Use new hook.
6611 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
6612 (simple_type_promotes_to): Move to c-typeck.c.
6613 * c-common.h (simple_type_promotes_to): Remove.
6614 * c-decl.c (duplicate_decls, grokdeclarator): Update.
6615 * c-format.c: Include langhooks.h.
6616 (check_format_types): Update.
6617 * c-tree.h (c_type_promotes_to): New.
6618 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
6619 (type_lists_compatible_p): Update.
6620 * langhooks-def.h (lhd_type_promotes_to): New.
6621 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
6622 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6623 * langhooks.c (lhd_type_promotes_to): New.
6624 * langhooks.h (struct lang_hooks_for_types): New hook.
6625 * tree.h (lang_type_promotes_to): Remove.
6627 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
6629 2002-04-18 Richard Henderson <rth@redhat.com>
6631 * function.c: Revert patch for c/6358.
6633 2002-04-18 Richard Henderson <rth@redhat.com>
6635 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
6636 blocks. Handle multiple references to the TRAP block. Handle
6637 non-adjacent THEN and OTHER blocks.
6639 2002-04-18 Richard Henderson <rth@redhat.com>
6641 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
6642 crash with no type for by-mode libcalls.
6644 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
6646 2002-04-18 Bob Wilson <bob.wilson@acm.org>
6648 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
6649 __xtensa_nonlocal_goto): Use a syscall instructions to flush
6650 the register windows.
6652 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6654 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
6655 appropriate. Document need for extended precision even when
6656 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
6657 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
6658 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
6659 instead of relying on later syntax error when REAL_WIDTH > 5.
6660 * real.c: Define NE based only on whether or not we have a
6661 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
6662 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
6663 define GET_REAL and PUT_REAL as simple memcpy operations; no
6664 need to byteswap or round.
6665 Use #error instead of #ifdef-ing out the entire file, for
6666 prompt error detection.
6668 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
6670 2002-04-18 David S. Miller <davem@redhat.com>
6672 * config/sparc/sparc.h (BRANCH_COST): Define.
6674 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
6677 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
6679 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
6680 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
6681 propagate_block calls after relaxation loop using new variable
6682 stabilized_prop_flags.
6684 2002-04-18 Richard Henderson <rth@redhat.com>
6686 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
6687 (ia64_va_arg): Expect variable sized types by reference.
6688 * config/ia64/ia64-protos.h: Update.
6689 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
6690 ia64_function_arg_pass_by_reference.
6692 2002-04-18 Richard Henderson <rth@redhat.com>
6694 * ifcvt.c: Include except.h.
6695 (block_has_only_trap): Break out from find_cond_trap.
6696 (find_cond_trap): Use it. Always delete the trap block.
6697 (merge_if_block): Allow then block null. Be less simplistic about
6698 what insns can end a block.
6699 * Makefile.in (ifcvt.o): Depend on except.h.
6701 * config/ia64/ia64.md (trap, conditional_trap): New.
6703 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6706 * function.c (assign_parms): Assign hard current_function_return_rtx
6708 (expand_function_end): ...not here.
6710 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
6712 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6713 * c-tree.h (c_incomplete_type_error): New.
6714 * c-typeck.c (require_complete_type, build_component_ref): Update.
6715 (incomplete_type_error): Rename.
6716 * langhooks-def.h (lhd_incomplete_type_error): New.
6717 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
6718 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6719 * langhooks.c (lhd_incomplete_type_error): New.
6720 * langhooks.h (struct lang_hooks_for_types): New hook.
6721 * tree.c (size_in_bytes): Use new hook.
6722 * tree.h (incomplete_type_error): Remove.
6724 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6726 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6728 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
6729 TARGET_FLOAT_FORMAT blocks.
6731 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6733 * doc/install.texi (Downloading the source): Do not mention Chill
6734 any longer, but mention Ada.
6735 (Configuration): Do not mention Chill any longer.
6737 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
6739 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
6741 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
6743 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
6746 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6748 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
6749 instead of unsigned_type.
6751 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
6753 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
6754 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
6757 2002-04-18 Bernd Schmidt <bernds@redhat.com>
6759 * attribs.c (vector_type_node_list): New static variable.
6760 (handle_vector_size_attribute): Use it to avoid generating a
6761 new type node each time we are called.
6763 * combine.c (subst): Avoid trying to make a vector mode subreg of
6764 an integer constant.
6765 (gen_lowpart_for_combine): Likewise.
6767 2002-04-18 Roger Sayle <roger@eyesopen.com>
6768 Jakub Jelinek <jakub@redhat.com>
6770 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
6771 for integer constant c (if x has unsigned type or sign bit is not
6772 set in c). This folds the zero/sign extension into the bit-wise and
6775 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6778 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
6781 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
6783 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
6785 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
6787 * gcc.c (read_specs): Detect and fail if an attempt is made to
6788 rename a spec string to an already existing string.
6790 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6792 * config/s390/s390.c (legitimize_pic_address): Do not generate
6793 illegal address constant without CONST.
6795 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6797 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
6798 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6800 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6802 PR optimization/6305
6803 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
6804 to make sure previous reloads are taken into account. Generate
6805 better code if one operand is an in-range immediate constant.
6807 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
6809 * doc/install.texi (Building): libgcj requires GNU make.
6811 2002-04-17 Jakub Jelinek <jakub@redhat.com>
6814 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
6815 even if hard quad and register is not floating.
6816 (movtf reg<-mem split): Disallow splitting if hard quad and
6817 register is floating.
6818 (movtf mem<-reg split): Likewise.
6819 * config/sparc/sparc.c (fp_register_operand): New predicate.
6820 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
6822 2002-04-17 Zack Weinberg <zack@codesourcery.com>
6824 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
6825 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
6826 (unprotoize.o): Ditto. Build from protoize.c. Define
6827 UNPROTOIZE on command line.
6828 * protoize.c: Include cppdefault.h. Delete include_defaults.
6829 (in_system_include_dir): Use cpp_include_defaults (defined in
6831 * unprotoize.c: Delete file.
6833 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
6835 * config/rs6000/altivec.h (vec_ld): Add array variants.
6839 2002-04-17 Alan Matsuoka <alanm@redhat.com>
6840 Aldy Hernandez <aldyh@redhat.com>
6842 * config/rs6000/altivec.h: Define __ALTIVEC__.
6849 Add parentheses to all macro arguments.
6851 2002-04-16 Richard Henderson <rth@redhat.com>
6854 * except.c (remove_eh_handler): Insert inner regions at beginning
6855 of sibling chain. Refactor expressions.
6857 2002-04-16 Richard Henderson <rth@redhat.com>
6859 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
6860 * config/sparc/sol2-gas-bi.h: New file.
6861 * config.gcc (sparc*-solaris): Add it as needed.
6862 * configure.in (AS_SPARC64_FLAG): Remove check.
6863 * config.in, configure: Regenerate.
6865 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
6867 2002-04-16 Richard Henderson <rth@redhat.com>
6869 * config/mips/mips.c (override_options): Don't override N32 for
6873 * config/mips/mips.md (can_delay): Split out of existing define_delays.
6874 (HILO_delay): Set can_delay false.
6876 2002-04-16 Dale Johannesen <dalej@apple.com>
6878 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
6879 instruction addresses.
6880 (rs6000_output_function_epilogue): Likewise.
6882 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
6884 * c-parse.in (poplevel, compstmt_start,
6885 compstmt_primary_start): Add ending ';', in accordance
6888 2002-04-16 Richard Henderson <rth@redhat.com>
6890 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
6891 Adjust tm_file order to get TARGET_DEFAULT set properly.
6892 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
6893 * doc/install.texi (sparc-solaris): Update.
6895 2002-04-16 Dale Johannesen <dalej@apple.com>
6897 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
6898 comparison operands do not match each other or if modes of
6899 conditions do not match result.
6901 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
6904 * config/s390/s390.md (mulsidi3): Set both subregs of the
6907 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
6909 * config/rs6000/altivec.h (vec_addc): Type check.
6911 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6914 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
6916 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
6918 2002-04-15 Richard Henderson <rth@redhat.com>
6920 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
6921 call_really_used_regs too.
6923 2002-04-15 Richard Henderson <rth@redhat.com>
6925 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
6927 2002-04-15 David S. Miller <davem@redhat.com>
6929 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
6932 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6935 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
6936 CONST_VECTOR is { 0, ... 0 }.
6938 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
6940 * doc/install.texi (Installing GCC: Configuration): Clarify
6941 the only supported ways to configure gcc.
6943 2002-04-15 Roland McGrath <roland@frob.com>
6945 * config.gcc (alpha*-*-gnu*): New target configuration.
6946 * config/alpha/gnu.h: New file for it.
6947 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
6949 2002-04-16 Mark Mitchell <mark@codesourcery.com>
6951 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
6952 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
6953 * tree.h (expand_start_stmt_expr): Update prototype.
6954 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
6955 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
6956 on the STMT_EXPR created for the inline function.
6958 2002-04-15 Richard Henderson <rth@redhat.com>
6960 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
6961 config/i386/linux-aout.h, config/i386/linux-oldld.h,
6962 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6963 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
6964 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
6965 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
6966 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
6967 Define __gnu_linux__, not gnu_linux.
6968 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
6970 2002-04-15 Mark Mitchell <mark@codesourcery.com>
6972 Remove Chill front end.
6973 * gcc.c (default_compilers): Remove Chill entries.
6974 * ch: Remove directory.
6975 * doc/frontends.texi: Remove information about Chill.
6976 * doc/sourcebuild.texi: Likewise.
6977 * doc/standards.texi: Likewise.
6979 2002-04-15 Douglas B Rupp <rupp@gnat.com>
6981 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
6982 (LONGLONG_STANDALONE): Define.
6984 2002-04-15 David S. Miller <davem@redhat.com>
6986 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
6987 Call emit_library_call with LCT_NORMAL.
6988 (sparc_initialize_trampoline): Use LCT_foo instead of
6989 magic constant in emit_library_call invocations.
6990 (sparc64_initialize_trampoline): Likewise.
6991 (sparc_profile_hook): Likewise.
6992 * config/sparc/sparc.md: Likewise.
6994 * config/sparc/sparc.c (sparc_extra_constraint_check):
6995 Fix type of argument 'c'.
6996 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
6999 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7001 * diagnostic.h (output_buffer_state): Redefine.
7002 (output_format_decoder): New macro.
7003 (output_prefixing_rule): Likewise.
7004 (output_line_cutoff): Likewise.
7005 (diagnostic_format_decoder): Adjust.
7006 (diagnostic_prefixing_rule): Likewise.
7007 (diagnostic_line_cutoff): Likewise.
7008 (diagnostic_state): Likewise.
7009 (diagnostic_kind_count): Likewise.
7010 (diagnostic_buffer): Now a macro.
7012 * diagnostic.c (diagnostic_buffer): Remove definition.
7013 (output_is_line_wrapping): Adjust.
7014 (set_real_maximum_length): Likewise.
7015 (output_set_maximum_length): Likewise.
7016 (init_output_buffer): Likewise.
7017 (lhd_print_error_function): Likewise.
7018 (output_do_verbatim): Likewise.
7020 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
7022 * cpperror.c (print_location): Don't print include chain
7024 (cpp_begin_message): Update to use DL_ macros.
7025 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
7026 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
7027 cpp_notice, cpp_notice_from_errno): Remove.
7028 (cpp_error, cpp_error_with_line): Update to take a diagnostic
7031 * cppexp.c (CPP_ICE): Remove.
7032 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
7033 lex, integer_overflow, _cpp_parse_expr): Update.
7034 * cppfiles.c (read_include_file, find_include_file,
7035 handle_missing_header, _cpp_read_file, remap_filename): Update.
7036 * cpphash.h (enum error_type): Remove.
7037 (_cpp_begin_message): Update.
7038 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
7039 cpp_handle_option, cpp_post_options): Update.
7040 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
7041 skip_whitespace, parse_identifier, parse_slow, parse_string,
7042 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
7043 cpp_interpret_charconst): Update.
7044 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
7045 lex_macro_node, do_undef, glue_header_name, parse_include,
7046 do_include_common, read_flag, do_line, do_linemarker, do_ident,
7047 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
7048 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
7049 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
7050 _cpp_pop_buffer, do_diagnostic): Update.
7051 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
7052 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
7053 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
7054 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
7055 cpp_notice, cpp_notice_from_errno): Remove.
7056 (cpp_error, cpp_error_with_line): Update to take a diagnostic
7059 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
7060 collect_args, enter_macro_context, save_parameter, parse_params,
7061 _cpp_create_definition, check_trad_stringification,
7062 cpp_macro_definition): Update.
7063 * cppmain.c (cpp_preprocess_file): Update.
7064 * fix-header.c (read_scan_file): Update.
7066 2002-04-14 Andreas Schwab <schwab@suse.de>
7068 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
7070 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
7072 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
7074 2002-04-13 Mark Mitchell <mark@codesourcery.com>
7076 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
7079 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
7081 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
7083 2002-04-13 Joel Sherrill <joel@OARcorp.com>
7085 * config/sparc/t-elf: Enable v8 multilibs. Impacts
7086 sparc-elf and sparc-rtems targets.
7088 2002-04-13 Mark Mitchell <mark@codesourcery.com>
7090 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
7091 defined, and __gnu_hurd__ wherever __GNU__ is defined.
7092 * arm/linux-elf.h: Likewise.
7093 * cris/aout.h: Likewise.
7094 * cris/linux.h: Likewise.
7095 * i370/linux.h: Likewise.
7096 * i386/gnu.h: Likewise.
7097 * i386/linux-aout.h: Likewise.
7098 * i386/linux-oldld.h: Likewise.
7099 * i386/linux.h: Likewise.
7100 * i386/linux64.h: Likewise.
7101 * ia64/linux.h: Likewise.
7102 * m68k/linux-aout.h: Likewise.
7103 * m68k/linux.h: Likewise.
7104 * mips/linux.h: Likewise.
7105 * pa/pa-linux.h: Likewise.
7106 * pj/linux.h: Likewise.
7107 * rs6000/sysv4.h: Likewise.
7108 * s390/linux.h: Likewise.
7109 * sh/linux.h: Likewise.
7110 * sparc/linux-aout.h: Likewise.
7111 * sparc/linux.h: Likewise.
7112 * sparc/linux64.h: Likewise.
7113 * xtensa/linux.h: Likewise.
7115 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
7117 * stmt.c (check_unique_operand_names): Expect operand names to
7118 be strings rather than identifiers. Use simple_cst_equal to
7120 (resolve_operand_name_1): Make same identifier to string change here.
7121 * c-parse.in (asm_operand): Convert a named operand into a string.
7122 * cp/parse.y (asm_operand): Likewise.
7124 2002-04-13 Andreas Schwab <schwab@suse.de>
7126 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
7128 2002-04-12 Mark Mitchell <mark@codesourcery.com>
7130 Revert these changes:
7132 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7135 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7137 2002-04-12 Richard Henderson <rth@redhat.com>
7139 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
7140 (sparc*-*-solaris): Clean up header files.
7141 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
7142 and plan on generating 64-bit code.
7143 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
7144 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
7145 * config/sparc/sol2-sld-64.h: Rename ...
7146 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
7147 for AS_SPARC64_FLAG not defined.
7148 * config/sparc/sol2-gld-bi.h: New.
7149 * config/sparc/sol2-sld.h: Remove.
7150 * config/sparc/sol26-sld.h: New.
7151 * config/sparc/sol2.h: Tidy comments.
7152 * doc/install.texi: Document sparc-solaris configury changes.
7154 2002-04-12 Richard Henderson <rth@redhat.com>
7156 * recog.c (offsettable_address_p): Match the logic in adjust_address.
7158 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
7159 in 64-bit mode only. Use only for 32-bit or MEDLOW.
7161 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7163 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
7165 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
7167 * pa.c (pa_can_combine_p): Call extract_insn before calling
7170 2002-04-12 Douglas B Rupp <rupp@gnat.com>
7172 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
7173 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
7174 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7175 (CPP_PREDEFINES): Handle __declspec.
7176 * config/i386/t-interix (USER_H): Remove.
7178 2002-04-12 DJ Delorie <dj@redhat.com>
7180 * integrate.c (compare_blocks): Make comparisons safe for when
7181 sizeof(int) < sizeof(char *).
7182 (find_block): Likewise.
7184 2002-04-12 Jan Hubicka <jh@suse.cz>
7185 David Edelsohn <edelsohn@gnu.org>
7187 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
7189 (symbol_ref_operand): New.
7190 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
7191 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
7193 2002-04-12 Andreas Schwab <schwab@suse.de>
7195 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
7196 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
7197 overrides the definition in config/svr4.h.
7199 2002-04-12 Eric Norum <eric.norum@usask.ca>
7201 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
7202 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
7203 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
7204 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
7205 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
7206 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
7207 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
7208 definitions to config/rtems.h and make the targets more similar.
7210 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7212 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
7213 POINTERS_EXTEND_UNSIGNED.
7214 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
7215 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
7217 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
7220 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
7222 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
7223 depends on TARGET_SHMEDIA, not TARGET_SH5.
7225 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
7227 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
7228 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
7230 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
7232 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
7235 2002-04-12 Andreas Schwab <schwab@suse.de>
7237 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
7239 2002-04-12 Richard Henderson <rth@redhat.com>
7242 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
7244 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
7245 modes spanning multiple hard regs.
7247 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
7249 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7251 * pa.c (pa_output_function_prologue): Don't accumulate the total
7252 number of code bytes when using TARGET_64BIT, or gas, SOM and not
7253 the portable runtime.
7254 (output_deferred_plabels): Handle 64bit plabels.
7255 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
7256 generating pic code using the GAS assembler for object formats that
7257 are not SOM (ie., ELF32 and ELF64).
7258 (output_millicode_call): Check attribute type if attribute length is 28.
7259 Likewise use $PIC_pcrel$0. Only call get_attr_length and
7260 dbr_sequence_length once.
7261 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
7262 dbr_sequence_length once.
7263 * pa.h (TARGET_SOM): Define if not defined.
7264 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
7265 with GAS and not SOM.
7266 (jump, call_internal_reg, call_value_internal_reg): Likewise.
7267 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
7269 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7271 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
7272 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
7273 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
7274 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
7275 elfos.h and dbxelf.h values are fine now.
7276 * config/i386/freebsd.h, config/alpha/freebsd.h
7277 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
7279 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7281 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
7282 or set Acpu or Amachine. Reformat.
7283 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7285 (LINK_SPEC): Do not need to undef.
7286 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
7287 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
7288 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7290 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
7291 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
7292 (LINK_SPEC): Do not need to undef.
7293 (DONT_USE_BUILTIN_SETJMP): Do not define.
7294 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
7295 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
7296 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
7297 Remove trailing spaces.
7298 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
7299 __ELF__, or set Acpu or Amachine. Reformat.
7300 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7303 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7305 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
7306 all other *-*-freebsd* targets.
7308 2002-04-11 Richard Henderson <rth@redhat.com>
7310 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
7312 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7314 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
7315 Include {cpu}/{cpu}.h thru tm_file.
7316 (alpha*-*-linux*ecoff): Remove target.
7317 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
7318 (LINK_SPEC): Remove, is not OS independent.
7319 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
7320 (LINK_SPEC): Do not need to #undef any longer.
7321 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
7323 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
7325 (LINK_SPEC): Moved here from alpha/elf.h.
7326 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
7328 * config/alpha/linux-ecoff.h: Remove.
7329 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
7330 (CPP_SPEC): Define _POSIX_SOURCE as needed.
7331 (CPP_SUBTARGET_SPEC): Do not define.
7332 (LINK_SPEC): Do not need to #undef any longer.
7333 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
7334 * config/alpha/vms.h: Likewise.
7336 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
7338 * doc/extend.texi: Remove old claim that typedefs cannot have
7339 an alignment attribute.
7341 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7343 PR optimization/6177
7344 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
7345 bitpos is 0 and bitsize CONCAT size.
7347 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7350 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
7352 2002-04-10 David O'Brien <obrien@FreeBSD.org>
7354 * config/alpha/freebsd.h: Minor reformatting.
7355 (CPP_SPEC): Define ELF and add cpp_subtarget.
7356 (ASM_SPEC): No longer needed.
7358 2002-04-11 Richard Henderson <rth@redhat.com>
7360 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
7361 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
7362 (dimode mem/zero splitter): New.
7364 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
7366 * config/cris/cris.c (cris_override_options): Tweak error message
7367 for PIC not implemented.
7369 * config/cris/cris.h: Tweak comments related to parameter-passing.
7371 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
7373 2002-04-10 Richard Henderson <rth@redhat.com>
7375 * except.c (add_ehl_entry): Allow duplicates after landing pad
7378 2002-04-10 David Edelsohn <edelsohn@gnu.org>
7380 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
7382 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
7384 * c-decl.c (c_init_decl_processing): Move generation of
7385 decls for g77_integer_type_node and friends from here ...
7386 * c-common.c (c_common_nodes_and_builtins): ... to here.
7388 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
7390 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
7391 is only used as frame pointer when frame_pointer_needed is true.
7393 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
7396 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
7397 for the fact that the pool entry uses two words.
7398 (movdf_hard_insn): Similarly. Also, ADR instruction can span
7400 (movdf_soft_insn): Similarly.
7401 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
7402 for the fact that the pool entry uses three words.
7404 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
7406 * config/mips/mips.c (mips_va_arg): When using the struct version
7407 of the EABI va_list, allow arguments in the register save area to
7408 take up less room than a stack argument.
7410 2002-04-10 Richard Henderson <rth@redhat.com>
7412 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
7413 if EXPAND_INITIALIZER.
7415 2002-04-09 Richard Henderson <rth@redhat.com>
7417 * config/alpha/alpha.md (movdi_er_maybe_g): New.
7418 * config/alpha/alpha.c (alpha_expand_mov): Use it.
7420 2002-04-10 Alan Modra <amodra@bigpond.net.au>
7422 PR optimization/6233
7423 * rtlanal.c (pure_call_p): New function.
7424 * rtl.h (pure_call_p): Declare.
7425 * loop.c (prescan_loop): Use it to set has_nonconst_call.
7426 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
7428 2002-04-09 Eric Christopher <echristo@redhat.com>
7430 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
7431 information to .comm directive.
7433 2002-04-09 Richard Henderson <rth@redhat.com>
7436 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
7438 2002-04-09 Richard Henderson <rth@redhat.com>
7440 * basic-block.h (flow_delete_block_noexpunge): Declare.
7441 (expunge_block_nocompact): Declare.
7442 * cfg.c (expunge_block_nocompact): Split out from ...
7443 (expunge_block): ... here.
7444 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
7445 (flow_delete_block_noexpunge): Split out from ...
7446 (flow_delete_block): ... here.
7447 * cfgcleanup.c (delete_unreachable_blocks): Compact while
7448 removing dead blocks.
7449 * except.c (exception_handler_labels): Remove.
7450 (exception_handler_label_map): New.
7451 (struct eh_region): Add aka member.
7452 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
7453 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
7454 (for_each_eh_label, for_each_eh_label_1): New.
7455 (init_eh): Register exception_handler_label_map.
7456 (free_eh_status): Use free_region.
7457 (find_exception_handler_labels): Use the map, not the list.
7458 (remove_exception_handler_label): Likewise.
7459 (maybe_remove_eh_handler): Likewise.
7460 (remove_eh_handler): Use the region aka bitmap.
7461 * except.h (exception_handler_labels): Remove.
7462 (for_each_eh_label): Declare.
7463 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
7464 * loop.c (invalidate_loops_containing_label): New.
7465 (find_and_verify_loops): Use it. Use for_each_eh_label.
7466 * sched-rgn.c (is_cfg_nonregular): Use
7467 current_function_has_exception_handlers.
7469 2002-04-09 Richard Henderson <rth@redhat.com>
7471 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
7472 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
7473 Do not return changed status.
7474 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
7475 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
7476 New functions that do return changed status.
7477 * sbitmap.h: Update decls.
7478 * gcse.c, lcm.c: Use _cg functions as needed.
7480 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
7482 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
7483 (sh64-*-elf*, sh-*-rtemself*): Likewise.
7484 * config/sh/embed_bb.c: New file.
7485 * config/sh/embed-elf.h: New file.
7486 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
7487 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
7488 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7490 (SUBTARGET_CPP_PTR_SPEC): Don't define.
7491 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
7492 Add subtarget_asm_endian_spec.
7493 (ASM_SPEC): Use subtarget_asm_endian_spec.
7494 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
7495 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
7496 (WCHAR_UNSIGNED): Define.
7497 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
7498 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7499 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
7501 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
7502 (sh_adjust_cost): Likewise.
7503 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7505 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
7506 (WCHAR_TYPE_SIZE): Likewise.
7507 (ASM_SPEC): Use subtarget_asm_endian_spec.
7508 (SH_ELF_WCHAR_TYPE): #undef/ #define.
7509 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
7510 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
7511 (MAX_WCHAR_TYPE_SIZE): Don't #define .
7512 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
7513 (USER_LABEL_PREFIX): Don't #undef /#define .
7514 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7515 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
7516 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
7517 (ASM_SPEC): Likewise.
7518 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
7519 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
7520 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
7521 (LIB2FUNCS_EXTRA): Define.
7522 * t-sh64 (LIB2FUNCS_EXTRA): Define.
7523 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
7524 (LIB1ASMFUNCS_CACHE): Define.
7525 (LIB2FUNCS_EXTRA): Redefine empty.
7527 2002-04-08 Richard Henderson <rth@redhat.com>
7529 * reorg.c (get_branch_condition): Use reversed_comparison_code.
7531 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7533 * config/m68hc11/larith.asm (__map_data_section): Fix condition
7534 and optimize for size.
7535 (__do_global_ctors): Fix pointer comparison.
7536 (__do_global_dtors): Likewise.
7538 2002-04-09 David S. Miller <davem@redhat.com>
7540 * config/sparc/sparc.c (sparc_extra_constraint_check): New
7541 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
7542 allow reloading pseudos.
7543 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
7544 * config/sparc/sparc-protos.h: Declare it.
7546 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
7547 unsigned comparison warning.
7548 (output_restore_regs): Mark leaf_function as unused.
7550 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7552 * expr.c (is_aligning_offset): New function.
7553 (expand_expr, case COMPONENT_EXPR): Call it.
7555 2002-04-08 David S. Miller <davem@redhat.com>
7558 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
7560 Make init_priority work on Sparc when using GNU ld.
7561 * config/sparc/linux.h, config/sparc/linux64.h,
7562 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
7563 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
7564 * config/sparc/sol2-gld.h: New file to do the same.
7565 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
7566 sparc/sol2-gld.h to tm_file.
7568 PR optimization/4328
7569 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
7570 * doc/md.texi: Document it.
7571 * config/sparc/sparc.md (movdi_insn_sp64_novis,
7572 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
7573 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
7574 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
7575 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
7577 2002-04-08 Andreas Jaeger <aj@suse.de>
7579 * stmt.c (expand_asm_operands): Revert last patch from Richard
7582 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7584 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
7585 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
7587 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7589 * doc/contrib.texi (Contributors): Add David O'Brien.
7591 2002-04-08 Alan Modra <amodra@bigpond.net.au>
7593 * configure.in (auto-build.h): Use target_alias and build_alias
7594 when running configure.
7595 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
7596 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
7597 * configure: Regenerate.
7599 2002-04-07 David S. Miller <davem@redhat.com>
7601 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
7603 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7606 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
7607 generating 32-bit pic code.
7609 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
7611 * cppinit.c (cpp_create_reader): Initialize
7612 discard_comments_in_macro_exp.
7613 (COMMAND_LINE_OPTIONS): Add "-CC" option.
7614 (cpp_handle_option): Handle "-CC" option.
7615 * cpplex.c (save_comment): If saving a C++ comment in
7616 a directive, convert it to a C comment.
7617 (_cpp_lex_direct): Pass second comment start character to
7618 save_comment to indicate comment type.
7619 * cpplib.c (_cpp_handle_directive): If processing
7620 a "#define" directive and discard_comments_in_macro_exp
7621 is false, re-enable saving of comments.
7622 (lex_macro_node): If discard_comments_in_macro_exp is false,
7623 discard any comments before the macro identifier.
7624 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
7626 * cppmacro.c (cpp_get_token): If expanding a macro while
7627 processing a directive, discard any comments we might encounter.
7628 (parse_params): If discard_comments_in_macro_exp is false,
7629 ignore comments in the macro parameter list.
7630 * gcc.c (cpp_unique_options): Add "-CC" option.
7631 (option_map): Map "--comments-in-macros" to "-CC".
7632 * doc/cppopts.texi: Document "-CC" option.
7633 * f/lang-specs.h: Add "-CC" option.
7634 * testsuite/gcc.dg/cpp/maccom1.c: New test.
7635 * testsuite/gcc.dg/cpp/maccom2.c: New test.
7636 * testsuite/gcc.dg/cpp/maccom3.c: New test.
7637 * testsuite/gcc.dg/cpp/maccom4.c: New test.
7638 * testsuite/gcc.dg/cpp/maccom5.c: New test.
7639 * testsuite/gcc.dg/cpp/maccom6.c: New test.
7641 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
7644 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
7646 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7649 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7652 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
7653 RTX_UNCHANGING_P for the functions arguments when a tail call
7656 2002-04-06 Jason Merrill <jason@redhat.com>
7658 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
7659 (parse_options_and_default_flags): Set them appropriately.
7660 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
7662 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
7664 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
7667 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
7670 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
7671 types come in by-reference. Fix typo in comment.
7673 2002-04-05 David S. Miller <davem@redhat.com>
7675 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
7676 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
7677 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
7678 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
7680 2002-04-05 David S. Miller <davem@redhat.com>
7682 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
7683 are not going to emit return instructions, emit at least a nop
7684 for the sake of sane backtraces.
7686 2002-04-05 Richard Henderson <rth@redhat.com>
7688 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
7690 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
7692 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
7694 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
7696 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
7697 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
7698 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
7700 2002-04-05 Andreas Schwab <schwab@suse.de>
7702 * c-convert.c: Include c-common.h.
7703 * Makefile.in (c-convert.o): Updated.
7705 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7707 * mklibgcc.in: Use separate libgcc.map for each multilib.
7708 * Makefile.in (distclean): Don't remove libgcc.map here.
7710 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7712 * Makefile.in (s-mlib): Handle --disable-multilib by separate
7713 genmultilib invocation.
7715 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
7717 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
7718 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
7719 to num_gprs for symmetry.
7720 * config/mips/mips.c: Adjust accordingly.
7722 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
7724 * c-common.c (truthvalue_conversion): Rename, update.
7725 * c-common.h (c_common_truthvalue_conversion): New.
7726 * c-convert.c (convert): Update.
7727 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7728 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
7729 * c-typeck.c (build_binary_op, build_unary_op,
7730 build_conditional_expr): Update.
7731 * fold-const.c (constant_boolean_node, fold): Use langhook.
7732 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
7733 * langhooks.h (struct lang_hooks): New hook.
7734 * stmt.c (expand_decl_cleanup): Use langhook.
7735 * tree.h (truthvalue_conversion): Remove.
7737 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7739 2002-04-05 Alan Modra <amodra@bigpond.net.au>
7741 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
7742 Add rules to make null object file.
7744 2002-04-04 Jim Blandy <jimb@redhat.com>
7746 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
7747 macro formal parameter names.
7749 2002-04-04 David S. Miller <davem@redhat.com>
7751 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
7753 2002-04-04 Richard Henderson <rth@redhat.com>
7756 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
7757 Support copies into and out of memory. Don't accept allows_reg
7758 and allows_mem as gospel.
7760 2002-04-04 Richard Henderson <rth@redhat.com>
7763 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
7764 (write_dependence_p): Likewise.
7766 2002-04-04 Richard Henderson <rth@redhat.com>
7768 * predict.c (estimate_bb_frequencies): Do frequency calculation
7769 with a volatile temporary.
7771 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
7773 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
7775 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7778 * final.c (final_start_function): Don't bump profile_label_no here...
7779 (final_end_function): ...but here.
7781 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7783 * config/sparc/sparc.md (pic): New attribute.
7784 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
7786 (split after do_builtin_setjmp_setup): New.
7788 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7791 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
7794 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7796 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
7797 UNITS_PER_WORD for zero sized aggregates.
7799 2002-04-03 David S. Miller <davem@redhat.com>
7801 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
7802 one-character spec for this, just use %(link_gcc_c_sequence).
7804 2002-04-03 David S. Miller <davem@redhat.com>
7806 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
7809 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7811 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
7812 (DWARF_FRAME_RETURN_COLUMN): Move.
7813 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7814 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
7815 * pa.c (except.h, predict.h): Include.
7817 (store_reg_modify, set_reg_plus_d): Revise prototypes.
7818 (output_ascii): Add cast.
7819 (store_reg_modify): Revise to add frame notes.
7820 (set_reg_plus_d): Likewise.
7821 (compute_frame_size): Include space for eh data registers in frame if
7822 the current function calls eh_return.
7823 (hppa_expand_prologue): Ensure register %r2 is saved if the current
7824 function calls eh_return. Save eh data registers if the current
7825 function calls eh_return. Fix code to add frame notes. Emit
7826 blockage to prevent insns with frame notes being scheduled in the
7827 delay slot of calls.
7828 (hppa_expand_epilogue): Restore eh data registers and do final stack
7829 adjustment if the current function calls eh_return. Don't add frame
7831 (output_call): Revise for change in length of call insn. Don't do
7832 return pointer adjustment for an unconditional jump in the delay slot
7833 of a call when using frame notes.
7834 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
7835 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
7836 (ARG_POINTER_CFA_OFFSET): Define.
7837 * pa.md (return_external_pic): New pattern.
7838 (prologue): Correct formatting. Use return_external_pic if current
7839 function calls eh_return.
7840 (call_internal_symref, call_value_internal_symref,
7841 sibcall_internal_symref, sibcall_value_internal_symref): Change default
7842 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
7844 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
7846 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
7847 list of targets to check using "nop" insn.
7848 * configure: Rebuilt.
7850 2002-04-04 Alan Modra <amodra@bigpond.net.au>
7852 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
7854 2002-04-03 David S. Miller <davem@redhat.com>
7856 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
7857 library sequence passed to the linker.
7858 (LINK_COMMAND_SPEC): Use it.
7859 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
7860 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
7861 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
7863 2002-04-03 Jason Merrill <jason@redhat.com>
7865 * except.c (struct eh_status): Remove protect_list.
7866 (begin_protect_partials, end_protect_partials): Remove.
7867 (add_partial_entry): Remove.
7868 * except.h: Remove prototypes.
7870 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
7871 expand_decl_cleanup_eh.
7874 * tree.h (CLEANUP_EH_ONLY): New macro.
7875 * stmt.c (expand_decl_cleanup_eh): New fn.
7876 (expand_cleanups): Check CLEANUP_EH_ONLY.
7877 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
7878 Use expand_decl_cleanup_eh.
7879 (expand_stmt): Adjust.
7880 * c-common.h: Adjust prototype.
7882 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
7884 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
7885 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
7886 (cris_target_asm_function_epilogue): Ditto.
7887 (cris_initial_frame_pointer_offset): Ditto.
7888 (cris_simple_epilogue): Ditto.
7889 (cris_expand_builtin_va_arg): Variable-size types come in
7892 2002-04-03 David S. Miller <davem@redhat.com>
7894 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
7896 (set_fast_math): Correct 'fsr' type.
7898 2002-04-03 Richard Henderson <rth@redhat.com>
7901 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
7902 * toplev.c (check_global_declarations): Use it.
7903 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
7904 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7905 (LANG_HOOKS_DECLS): Add it.
7906 * langhooks.c (lhd_warn_unused_global_decl): New.
7907 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7908 * c-objc-common.c (c_warn_unused_global_decl): New.
7909 * c-tree.h (c_warn_unused_global_decl): Declare.
7910 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7912 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
7914 * langhooks-def.h (lhd_set_decl_assembler_name,
7915 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
7916 (LANG_HOOKS_INITIALIZER): Update.
7917 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
7918 * langhooks.h (struct lang_hooks): New hook.
7919 * tree.c (set_decl_assembler_name): Move to langhooks.c.
7920 (lang_set_decl_assembler_name): Remove.
7921 (init_obstacks): Don't set hook.
7922 (decl_assembler_name): New function.
7923 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
7924 (decl_assembler_name): New.
7925 (lang_set_decl_assembler_name): Remove.
7927 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7929 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
7930 works properly with .hidden symbols.
7931 * configure: Rebuilt.
7932 * config.in: Rebuilt.
7933 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7934 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
7935 properly with .hidden symbols.
7937 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7940 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
7943 2002-04-03 Richard Henderson <rth@redhat.com>
7946 * sched-rgn.c (sets_likely_spilled): New.
7947 (sets_likely_spilled_1): New.
7948 (add_branch_dependences): Use it.
7950 2002-04-02 Richard Henderson <rth@redhat.com>
7953 * loop.h (LOOP_FIRST_PASS): New.
7954 * loop.c (strength_reduce): Mind it when deciding to unroll.
7955 * toplev.c (rest_of_compilation): Set it.
7957 2002-04-02 David S. Miller <davem@redhat.com>
7959 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
7960 mems_ok_for_ldd_peep when the order of the loads being examined
7962 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
7963 existing comment to increase comprehension of this situation.
7965 2002-04-02 Zack Weinberg <zack@codesourcery.com>
7967 * config/sh/sh.md: Don't use union real_extract.
7969 2002-04-02 Richard Henderson <rth@redhat.com>
7971 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
7973 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7975 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
7976 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
7977 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
7978 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
7979 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
7980 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
7981 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
7982 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
7983 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
7984 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
7985 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
7986 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
7987 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
7988 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
7989 Include as many configury headers via tm_file as possible. This
7990 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
7991 * config/openbsd-oldgas.h: New file.
7992 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
7993 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
7994 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
7995 config/i386/i386-coff.h, config/i386/i386-interix.h,
7996 config/i386/iscdbx.h, config/i386/linux-aout.h,
7997 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
7998 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
7999 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
8000 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
8001 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
8002 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
8003 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
8004 config/i386/vxi386.h: Do not directly include configury headers.
8005 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
8006 Directly include configury headers that are no longer automatically
8007 included by the above headers.
8008 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
8009 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
8010 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
8011 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
8012 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
8013 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
8014 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
8015 (TARGET_VERSION): Define.
8016 * config/i386/beos-elf.h, config/i386/freebsd.h,
8017 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
8018 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
8019 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
8020 config/i386/sco5.h, config/i386/sysv4.h
8021 (TARGET_VERSION): Do not need to protect.
8022 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
8023 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
8024 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
8025 config/i386/i386-interix.h, config/i386/linux-aout.h,
8026 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
8027 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
8028 (YES_UNDERSCORES): Do not define - not needed.
8029 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
8030 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
8031 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
8032 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
8033 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
8034 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
8035 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
8036 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
8038 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
8039 Richard Henderson <rth@redhat.com>
8042 * function.c (assign_temp): Accept either type or decl argument.
8043 Detect variables whose size is too large to fit into an integer.
8044 * stmt.c (expand_decl): Pass the decl, not the type.
8046 2002-04-02 David O'Brien <obrien@FreeBSD.org>
8048 * protoize.c: Match include directory usage with cppdefault.c.
8050 2002-04-03 Jeffrey A Law (law@redhat.com)
8051 Hans-Peter Nilsson <hp@bitrange.com>
8053 * combine.c (simplify_comparison): Avoid narrowing a comparison
8054 with a paradoxical subreg when doing so would drop signficant bits.
8056 2002-04-02 Steve Ellcey <sje@cup.hp.com>
8058 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
8059 if POINTERS_EXTEND_UNSIGNED is defined.
8061 2002-04-02 Richard Henderson <rth@redhat.com>
8064 * local-alloc.c (contains_replace_regs): LO_SUM may contain
8067 2002-04-02 Richard Henderson <rth@redhat.com>
8069 * doc/standards.texi: Document required freestanding libc entry points.
8071 2002-04-02 Alan Modra <amodra@bigpond.net.au>
8073 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
8074 associated splitter. Remove MQ constraint.
8075 (ctrdi_internal4): Correct CCmode clobber.
8077 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8079 * milli64.S ($$dyncall): New function.
8080 * t-linux (LIB1ASMFUNCS): Revise module list.
8081 (LIB1ASMSRC): Use pa/milli64.S.
8083 2002-04-02 Richard Henderson <rth@redhat.com>
8085 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
8086 rename solaris_sys_varargs_h.
8088 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8090 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
8091 the same mode as its component.
8093 2002-04-02 Richard Henderson <rth@redhat.com>
8096 * final.c (this_is_asm_operands): Export.
8097 * output.h (this_is_asm_operands): Declare.
8098 * config/i386/i386.c (print_operand): Error odd asm operands.
8100 2002-04-02 Richard Henderson <rth@redhat.com>
8103 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
8105 2002-04-01 Richard Henderson <rth@redhat.com>
8108 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
8109 * fixinc/fixincl.x: Rebuild.
8111 2002-04-01 Richard Henderson <rth@redhat.com>
8113 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
8114 (atomic_alloc, atomic_free): New.
8115 (SIZE, MASK_FOR, PTR_IN): New.
8116 (emergency_reg_state, emergency_reg_state_free): New.
8117 (emergency_labeled_state, emergency_labeled_state_free): New.
8118 (reg_state_alloced, labeled_state_alloced): New.
8119 (alloc_reg_state, free_reg_state): New.
8120 (alloc_label_state, free_label_state, free_label_states): New.
8121 (push, pop, dup_state_stack, free_state_stack): Use them.
8122 (desc_label_state): Likewise.
8123 (uw_frame_state_for): Free label states and state stack.
8124 (uw_update_reg_address): Eliminate warnings.
8126 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
8128 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
8129 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
8131 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8133 * c-decl.c (grokdeclarator): Update.
8134 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
8135 * c-tree.h (c_mark_addressable): New.
8136 * c-typeck.c (default_function_array_conversion, build_unary_op,
8137 build_array_ref, convert_for_assignment): Update.
8138 (mark_addressable): Rename.
8139 * calls.c (try_to_integrate, expand_call): Use langhook.
8140 * expr.c (expand_expr): Use langhook.
8141 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
8142 * langhooks.h (struct lang_hooks): New hook.
8143 * stmt.c (expand_asm_operands): Use langhook.
8144 * tree.h (mark_addressable): Remove.
8146 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
8148 2002-04-01 Bob Wilson <bob.wilson@acm.org>
8150 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
8153 2002-04-01 Bob Wilson <bob.wilson@acm.org>
8155 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
8156 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
8158 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8160 * c-common.c (unsigned_conversion_warning, convert_and_check,
8161 unsigned_type, signed_type, shorten_compare,
8162 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
8163 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
8164 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
8166 * c-decl.c (grokdeclarator): Update.
8167 * c-format.c (check_format_types): Update.
8168 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
8169 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
8170 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
8171 * convert.c (convert_to_integer): Use new hooks.
8172 * expmed.c (make_tree): Use new hooks.
8173 * expr.c (store_expr): Use new hooks.
8174 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
8175 all_ones_mask_p, unextend, fold): Use new hooks.
8176 * langhooks.h (struct lang_hooks_for_types): New hooks.
8177 * tree.h (signed_or_unsigned_type, signed_type,
8178 unsigned_type): Remove.
8180 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
8181 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
8183 2002-03-31 Richard Henderson <rth@redhat.com>
8185 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
8186 (desc_frgr_mem): Fix reference to f16-f31.
8188 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8190 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8191 RTVEC_ELT): Const-ify.
8192 * varray.h (VARRAY_CHECK): Const-ify.
8193 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
8194 ggc_mark_rtvec, ggc_mark): Const-ify.
8196 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8198 * diagnostic.c: Include langhooks-def.h.
8199 * Makefile.in (diagnostic.o): Update.
8201 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8203 * c-common.c (c_unsafe_for_reeval): Rename.
8204 * c-common.h (c_unsafe_for_reeval): Rename.
8205 * c-decl.c (finish_incomplete_decl): Rename.
8206 (c_init_decl_processing): Don't set langhook.
8207 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8208 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8209 * c-objc-common.c (c_objc_common_init): Don't set langhook.
8210 * c-tree.h (finish_incomplete_decl): Rename.
8211 * langhooks-def.h (lhd_unsafe_for_reeval): New.
8212 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
8213 (LANG_HOOKS_INITIALIZER): Update.
8214 * langhooks.c (lhd_unsafe_For_reeval): New.
8215 * langhooks.h (struct langhooks): New hooks.
8216 * toplev.c (incomplete_decl_finalize_hook): Remove.
8217 (wrapup_global_declarations): Update.
8218 * tree.c (lang_unsafe_for_reeval): Remove.
8219 (unsafe_for_reeval): Update.
8220 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
8223 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8224 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8226 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8228 * diagnostic.c (print_error_function): Remove.
8229 (default_print_error_function): Rename.
8230 (report_error_function): Update.
8231 * diagnostic.h (print_error_function): Remove.
8232 (default_print_error_function): Remove.
8233 * langhooks-def.h (struct diagnostic_context): Predeclare.
8234 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
8235 (LANG_HOOKS_INITIALIZER): Update.
8236 * langhooks.h (struct diagnostic context): Predeclare.
8237 (struct lang_hooks): New hook.
8239 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8241 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
8242 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
8244 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
8245 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
8246 of PIC_OFFSET_TABLE_REGNUM thruout.
8247 * config/rs6000/rs6000.md: Likewise.
8248 * config/rs6000/darwin.h: Likewise.
8250 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8252 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
8253 unsigned HOST_WIDE_INT, not unsigned int.
8255 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8257 PR middle-end/6096, middle-end/6098, middle-end/6099
8258 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
8260 (fill_slots_from_thread): Likewise.
8262 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8264 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
8265 floating fields in float regs.
8266 (function_arg_record_value_2): Likewise.
8268 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8270 * config/mmix/mmix.md (define_constants): Remove misleading
8271 FIXME. Add MMIX_fp_rO_OFFSET.
8272 ("nonlocal_goto_receiver"): Don't have stack-frame address of
8273 saved rO as part of the pattern. Remove FIXME.
8274 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
8275 here, at output-time.
8277 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8280 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
8282 (output_v9branch): Likewise.
8284 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8286 * gcc.c: Revert previous patch for now.
8287 * config/i386/djgpp.h: Likewise.
8289 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8291 * config/mmix/crti.asm (_init): Register _fini with atexit.
8292 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
8294 2002-03-31 Richard Henderson <rth@redhat.com>
8297 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
8298 (ASM_OUTPUT_DEF_FROM_DECLS): New.
8300 2002-03-31 Richard Henderson <rth@redhat.com>
8302 * libgcc2.c (__bb_exit_func): Make static.
8304 * config/alpha/alpha.md (trap): New.
8306 2002-03-31 Richard Henderson <rth@redhat.com>
8308 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
8309 promoted argument types; build trap.
8310 (expand_builtin_trap): New.
8311 (expand_builtin): Use it.
8312 * stmt.c (expand_nl_goto_receivers): Likewise.
8313 * expr.h (expand_builtin_trap): Declare.
8314 * libfuncs.h (LTI_abort, abort_libfunc): New.
8315 * optabs.c (init_optabs): Init abort_libfunc.
8317 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8319 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
8320 (LINK_COMMAND_SPEC): ... from here.
8321 (init_gcc_specs): Duplicate it here too, omitting
8322 shared_name in the second copy.
8323 (init_spec): Test for duplicate
8324 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
8326 2002-03-30 David S. Miller <davem@redhat.com>
8328 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8329 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
8331 2002-03-30 Roger Sayle <roger@eyesopen.com>
8332 Richard Henderson <rth@redhat.com>
8334 * regmove.c (combine_stack_adjustments_for_block): Avoid
8335 emitting a stack adjustment of zero bytes. Let delete_insn
8338 2002-03-30 Richard Henderson <rth@redhat.com>
8340 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
8341 (sparc_emitting_epilogue): New.
8342 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
8343 * config/sparc/sparc-protos.h: Update.
8344 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
8345 (TARGET_SWITCHES): Update.
8346 * config/sparc/sparc.md (return): Remove.
8347 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
8348 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
8349 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
8350 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
8351 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
8352 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
8353 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
8354 Remove MASK_EPILOGUE.
8355 * doc/invoke.texi: Update.
8357 2002-03-30 Daniel Berlin <dan@dberlin.org>
8359 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
8360 CPP will start the file for us.
8362 2002-03-30 Richard Henderson <rth@redhat.com>
8365 * config/ia64/ia64.c (group_barrier_needed_p): Special case
8366 prologue_allocate_stack.
8367 (ia64_single_set): Use insn codes for recognition of special
8368 cases, not rtl matching.
8369 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
8371 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
8373 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
8375 2002-03-30 Richard Henderson <rth@redhat.com>
8378 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
8379 or -fomit-frame-pointer with profiling.
8380 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8381 (FUNCTION_PROFILER): Do nothing.
8382 (PROFILE_HOOK): New.
8383 * config/sparc/sparc.c (sparc_override_options): Don't check
8384 code models for profiling.
8385 (sparc_function_profiler): Remove.
8386 (sparc_profile_hook): New.
8387 * config/sparc/sparc-protos.h: Update.
8389 2002-03-30 Jakub Jelinek <jakub@redhat.com>
8391 PR optimization/6086
8392 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
8393 of SUBREG of volatile MEM or because the MEM was mode dependent,
8394 return CLOBBER instead of unmodified SUBREG.
8396 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
8398 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
8399 when not optimizing.
8401 * toplev.c (rest_of_compilation): Cann mark_constant_function
8402 only when optimizing.
8404 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
8407 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
8408 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
8409 (try_optimize_cfg): clear all AUX fields.
8411 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
8412 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
8413 (ix86_address_cost): Be prepared for SUBREGed registers.
8414 (legitimate_address_p): Accept SUBREGed registers.
8416 2002-03-29 Richard Henderson <rth@redhat.com>
8419 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
8421 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8423 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
8424 for aggregate and TFmode types.
8426 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8428 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
8430 2002-03-29 Richard Henderson <rth@redhat.com>
8433 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
8434 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
8436 2002-03-29 Richard Henderson <rth@redhat.com>
8439 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
8440 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
8441 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
8442 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
8444 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
8446 2002-03-29 Dale Johannesen <dalej@apple.com>
8448 * loop.c (combine_movables): Do allow combination of pseudos.
8450 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
8452 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
8453 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
8454 No functional change except ...
8455 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
8456 * doc/install.texi (*-*-freebsd*): Document port configuration.
8458 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8460 * Makefile.in (convert.o, calls.o, expmed.o): Update.
8461 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
8463 * builtin-types.def (BT_PTRMODE): Update.
8464 * c-common.c (type_for_size): Rename c_common_type_for_size.
8465 (type_for_mode): Similarly.
8466 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
8468 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
8469 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
8470 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
8472 * c-typeck.c (common_type, comptypes, default_conversion):
8474 * calls.c: Include langhooks.h.
8475 (emit_library_call_value_1): Use new hooks. Avoid redundant
8477 * convert.c: Include langhooks.h
8478 (convert_to_pointer, convert_to_integer): Use new hooks.
8479 * except.c (init_eh): Similarly.
8480 * expmed.c: Include langhooks.h.
8481 (expand_mult_add): Use new hooks.
8482 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
8483 try_casesi): Similarly.
8484 * fold-const.c (optimize_bit_field_compare, make_range,
8485 decode_field_reference, fold_truthop, fold): Similarly.
8486 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
8487 put_var_into_stack): Similarly.
8488 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
8489 LANG_HOOKS_TYPE_FOR_SIZE): New.
8490 (LANG_HOOKS_TYPES_INITIALIZER): Update.
8491 * langhooks.h (lang_hooks_for_types): New hooks.
8492 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
8493 * tree.c (get_unwidened, get_narrower): Similarly.
8494 * tree.h (type_for_mode, type_for_size): Remove.
8495 * varasm.c (force_const_mem): Use new hooks.
8496 * utils2.c (nonbinary_modular_operation): Update.
8498 * objc-act.c (handle_impent): Update.
8499 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
8502 2002-03-29 Steve Ellcey <sje@cup.hp.com>
8504 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
8505 * config/ia64/ia64.c (basereg_operand): New.
8506 * config/ia64/ia64-protos.h (basereg_operand): Declare.
8507 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
8509 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8511 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
8512 unwind information when frame_pointer_needed.
8513 (mmix_assemble_integer): Tweak wording in comment.
8515 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8517 * Makefile.in (except.o): Update.
8518 * except.c: Include langhooks.h.
8519 (init_eh): Use langhook.
8520 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
8521 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
8522 (LANG_HOOKS_INITIALIZER): Update.
8523 * langhooks.h (lang_hooks_for_types): New.
8524 (struct lang_hooks): Add it.
8525 * tree.c (make_lang_type_fn, make_lang_type): Remove.
8526 * tree.h (make_lang_type_fn, make_lang_type): Remove.
8528 * alpha/alpha.c: Include langhooks.h.
8529 (alpha_build_va_list): Use langhook.
8530 * d30v/d30v.c: Include langhooks.h.
8531 (d30v_build_va_list): Use langhook.
8532 * i386/i386.c: Include langhooks.h.
8533 (ix86_build_va_list): Use langhook.
8534 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
8535 * s390/s390.c: Include langhooks.h.
8536 (s390_build_va_list): Use langhook.
8537 * stormy16/stormy16.c: Include langhooks.h.
8538 (stormy16_build_va_list): Use langhook.
8540 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8543 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
8545 (length): Compute variable length for branches/calls/jumps here.
8546 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
8547 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
8548 define branch_type attribute.
8549 (divsi3_sp32): Maximum length is 6 not 7.
8550 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
8551 call_address_untyped_struct_value_sp32,
8552 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
8553 * config/sparc/sparc.c (empty_delay_slot): New function.
8554 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
8555 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
8557 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8559 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
8560 nonzero_bits if not needed.
8561 (nonzero_bits) [XOR]: Likewise.
8562 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
8563 reg_last_set_mode and mode are both MODE_INT, but not equal.
8564 (record_value_for_reg): Compute reg_last_set_nonzero_bits
8565 in nonzero_bits_mode for MODE_INT modes.
8567 2002-03-28 Richard Henderson <rth@redhat.com>
8570 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
8571 to GAS. Correct drift between alternatives.
8573 2002-03-28 Richard Henderson <rth@redhat.com>
8576 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
8578 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
8580 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
8581 emulation to the linker.
8583 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
8585 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
8586 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
8588 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
8590 * combine.c (simplify_and_const_int): Make sure to apply mask
8591 when force_to_mode returns a constant integer. PR3311.
8593 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
8595 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
8597 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8599 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
8600 and Objective-C Dialect Options.
8602 2002-03-28 Richard Henderson <rth@redhat.com>
8604 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
8605 comparison should be done vs !=0 not >0 return code. Tidy cases.
8607 2002-03-28 Richard Henderson <rth@redhat.com>
8609 * c-decl.c (finish_function): New arg can_defer_p. Pass it
8610 on to c_expand_body.
8611 * c-tree.h (finish_function): Update decl.
8612 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
8614 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
8616 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
8618 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
8620 * rtlanal.c: Include flags.h
8621 (may_trap_p): Do not mark FP operations if trapping
8622 if !flag_trapping_math
8623 * Makefile.in (rtlanal.o): Add dependency on flag.h
8624 * ifcvt.c (noce_operand_ok): Avoid the lameness.
8626 2002-03-27 Zack Weinberg <zack@codesourcery.com>
8628 * mips.md: Use dconst1, not 1.0, as first argument of
8629 REAL_VALUE_LDEXP. Don't use union real_extract.
8631 2002-03-28 Alan Modra <amodra@bigpond.net.au>
8633 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
8634 rather than $target. Heed program_prefix and
8635 program_transform_name. Search for gas in cross-compiler case too.
8636 "test -x" rather than "test -f".
8637 (gcc_cv_ld): Likewise.
8638 (gcc_cv_nm): Heed program_prefix and program_transform_name.
8639 (gcc_cv_objdump): Likewise.
8640 * configure: Regenerate.
8642 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8644 * Makefile.in (attribs.o): Update.
8645 * attribs.c: Include langhooks.h.
8646 (decl_attributes): Use langhook.
8647 * c-decl.c (insert_default_attributes): Rename.
8648 * c-tree.h (c_insert_default_attributes): New.
8649 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
8650 (LANG_HOOKS_INITIALIZER): Update.
8651 * langhooks.h (struct lang_hooks): New hook.
8652 * tree.h (insert_default_attributes): Remove.
8654 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
8656 2002-03-27 Andreas Schwab <schwab@suse.de>
8658 * config/i386/i386.c (classify_argument): Also check for
8661 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8663 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
8666 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
8668 * i960.md (ret): Set PC.
8669 (nonlocal_goto): Fix expander.
8670 * builtins.c (epxand_builin_longjmp): Check that we've emitted
8673 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
8675 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
8678 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8680 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
8681 assigning to BLOCK_FOR_INSN directly.
8683 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
8685 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
8687 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8689 * c-common.c (c_expand_expr): Fix prototype.
8690 * c-common.h (c_expand_expr): Always declare, update.
8691 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8692 * c-objc-common.c (c_objc_common_init): No global hook.
8693 * expr.c (expand_expr): Use langhook.
8694 * expr.h (enum expand_modifier): Conditionally declare.
8695 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
8696 (LANG_HOOKS_INITIALIZER): Update.
8697 * langhooks.c (lhd_expand_expr): New.
8698 * langhooks.h (struct lang_hooks): New hook.
8699 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
8700 (lang_independent_init): Don't default hook.
8702 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8704 2002-03-27 Richard Henderson <rth@redhat.com>
8707 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
8708 TARGET_CONST_GP. Simplify conditions.
8710 2002-03-27 Richard Henderson <rth@redhat.com>
8712 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8713 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
8714 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
8716 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
8718 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
8719 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
8720 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
8721 Remove unnecessary masks.
8722 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
8723 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
8724 -mwindows, -mdll switches and their negations.
8726 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8728 * gcc-common.c (lang_mark_false_label_stack): Remove.
8729 * ggc.h (lang_mark_false_label_stack): Similarly.
8731 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
8733 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
8735 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
8736 or __rtems_ is defined.
8738 2002-03-26 Richard Henderson <rth@redhat.com>
8740 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
8741 if a non-trivial load was emitted.
8742 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
8743 in high+extra+low case.
8745 2002-03-26 Richard Henderson <rth@redhat.com>
8747 * config.gcc (sparc*-solaris): Use float_format=sparc.
8749 2002-03-26 Richard Henderson <rth@redhat.com>
8751 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8752 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
8753 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
8754 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
8755 (WINT_TYPE_SIZE): Fix at 32.
8757 2002-03-26 Richard Henderson <rth@redhat.com>
8759 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
8760 until after eh landing pad generation.
8761 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
8762 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
8764 2002-03-26 Richard Henderson <rth@redhat.com>
8766 * expr.h (ADD_PARM_SIZE): One more convert for INC.
8768 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
8770 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
8771 and warning switches.
8772 (cc1_options): Likewise.
8774 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
8776 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
8777 Restore more of the signal context. Set no_reg_stack_frame.
8778 * config/ia64/unwind-ia64.c (unw_state_record):
8779 Add no_reg_stack_frame, comments.
8780 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
8781 (uw_update_context): Adjust bsp when unwinding from leaf,
8782 but not signal frame.
8784 2002-03-26 David Edelsohn <edelsohn@gnu.org>
8786 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
8788 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8790 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
8792 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8795 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
8796 "Add a pool_range attribute", which was lost during the ARM/Thumb
8799 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8801 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
8802 a register into the MAC16 accumulator.
8804 2002-03-26 Andrew Cagney <ac131313@redhat.com>
8806 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
8807 (Warning Options): Document -Wswitch-enum.
8808 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
8810 (warn_switch_enum): Define variables.
8811 * flags.h (warn_switch_enum): Declare variables.
8812 * stmt.c (expand_end_case_type): When warn_switch_enum /
8813 -Wswitch-enum, perform switch checks.
8816 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8818 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
8819 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
8820 (reload_muladdsi_compare0_scratch): Delete.
8822 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
8824 * doc/install.texi (*-*-freebsd*): Update.
8826 2002-03-26 Richard Henderson <rth@redhat.com>
8828 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
8829 (SUB_PARM_SIZE): Cast DEC to ssizetype.
8831 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
8832 types from the normal argument frame.
8834 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
8835 variable sized objects by reference.
8836 (sparc_va_arg): Receive them by reference too.
8838 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
8840 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
8841 code to not restoring global registers.
8843 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
8845 * Makefile.in (ggc-common.o): Update.
8846 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
8847 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8848 * c-tree.h (c_mark_tree): New.
8849 * ggc-common.c: Include langhooks.h.
8850 (gcc_mark_trees): Use new langhook.
8851 * ggc-callbacks.c: Delete file.
8852 * ggc.h (lang_mark_tree): Remove.
8853 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
8854 (LANG_HOOKS_INITIALIZER): Update.
8855 * langhooks.h (struct lang_hooks): New hook.
8857 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8859 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8861 * doc/cpp.texi: Exclude entire Top node from printed manual.
8862 Move option index after directive index. Insert page breaks
8863 before GFDL and concept index. Index environment variables
8864 with command line options.
8865 * doc/cppenv.texi: Use @vtable for environment variable list.
8866 Add paragraph explaining semantics of empty elements in path
8867 variables. Exclude a cross-reference to Fishkill from the
8868 manpage. Remove an unnecessary cross-reference of the entry
8869 right above the referer. Don't use @anchor in text that goes
8871 * doc/cppopts.texi: Cross-reference the environment variables
8872 section, not the specific environment variable, for consistency.
8874 2002-03-25 Richard Henderson <rth@redhat.com>
8876 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
8877 anywhere in the block. Don't refer to insns that have been
8878 removed from the chain. Iterate backward through the new insns.
8879 Don't refer to edges that have been removed.
8881 2002-03-26 Alan Modra <amodra@bigpond.net.au>
8883 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
8884 test for overflow of constant.
8886 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
8889 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
8890 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
8891 these patterns on arm_archv4.
8893 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
8895 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
8898 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8900 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
8901 float_handled, float_handler, float_signal, set_float_handler,
8902 and do_float_handler. Set handler for SIGFPE to crash_signal.
8903 * toplev.h: Don't prototype do_float_handler.
8905 * c-lex.c: Fold parse_float into lex_number. Make warning
8906 about portability of hex float constants more informative, and
8907 don't issue it on top of a syntax error.
8908 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
8910 * real.h: Define REAL_VALUE_ABS here...
8911 * simplify-rtx.c: ... not here. Fold check_fold_consts,
8912 simplify_unary_real, simplify_binary_real, and
8913 simplify_binary_is2orm1 into their callers.
8914 * tree.c: Fold build_real_from_int_cst_1 into caller.
8916 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
8918 * tsystem.h: Include float.h here...
8919 * libgcc2.c: ... not here.
8921 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
8923 Fixes for: PR bootstrap/3591, target/5676
8924 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
8925 defined. Do not disable exceptions or rtti.
8926 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
8927 mcore.h. Disable exceptions and rtti, since they are not
8930 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
8932 * c-decl.c (maybe_build_cleanup): Remove.
8933 * expr.c (expand_expr): Use langhook.
8934 * langhooks-def.h (lhd_return_null_tree,
8935 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
8936 (LANGHOOKS_INITIALIZER): Update.
8937 * langhooks.c (lhd_return_null_tree): New.
8938 * langhooks.h (struct lang_hooks): New hook.
8939 * tree-inline.c (initialize_inlined_parameters): Use langhook.
8940 * tree.h (maybe_build_cleanup): Remove.
8942 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8944 * regrename.c (build_def_use): Move recog_memoized
8945 before extract_insn.
8947 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8950 * expr.c (emit_group_store): Handle storing into CONCAT.
8952 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8954 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
8955 corresponding MATCH_DUP.
8957 2002-03-24 Richard Henderson <rth@redhat.com>
8959 * unroll.c (unroll_loop): Zero label_map.
8961 * gcse.c: Include except.h.
8962 * Makefile.in (gcse.o): Update.
8964 2002-03-24 Richard Henderson <rth@redhat.com>
8966 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
8967 Do resolve_unique_section before shared data clause.
8969 2002-03-24 Richard Henderson <rth@redhat.com>
8971 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
8973 2002-03-24 Richard Henderson <rth@redhat.com>
8975 * recog.c (peephole2_optimize): Split blocks when EH insns are
8976 generated in the middle of a block. Do global life update if
8979 2002-03-24 Richard Henderson <rth@redhat.com>
8981 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
8983 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8986 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
8987 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
8988 (init_dependency_output): Don't make no_output decision here.
8990 2002-03-24 Andrew Cagney <ac131313@redhat.com>
8992 * stmt.c (check_for_full_enumeration_handling): Remove tests of
8993 warn_switch. Update description.
8994 (expand_end_case_type): Call check_for_full_enumeration_handling
8997 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8999 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
9000 (m68hc11_split_move): Call it to see if the source and destination
9001 operands use the same direction auto inc/dec mode, otherwise make the
9002 source an offsetable memory operand and generate an add.
9004 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9006 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
9007 register for operand 2.
9008 ("*subsi3_zero_extendqi"): Likewise.
9009 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
9010 bits so that it is compatible with a pop.
9011 ("*andhi3_gen"): Likewise.
9012 ("xorhi3"): Likewise.
9014 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
9016 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
9018 (cpp_post_options): ... not here.
9020 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
9021 Aldy Hernandez <aldyh@redhat.com>
9023 Removal of separate preprocessor cpp0.
9025 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
9026 cpp0, install-common): Update.
9027 * c-common.c (flag_preprocess_only): New.
9028 (c_common_init): Preprocess for -E.
9029 * c-common.h (flag_preprocess_only): New.
9030 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
9031 * c-objc-common.c (c_init_decl_processing): Exit quickly
9032 for NULL return from c_common_init.
9033 * cpplib.h (cpp_preprocess_file): New.
9034 * cppmain.c (main, general_init, pfile, progname): Remove.
9035 (do_preprocessing): Rename cpp_preprocess_file, don't call
9036 cpp_finish. Don't close stdout here.
9037 (setup_callbacks): Update prototype.
9038 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
9040 * tradcpp.c (main): Ignore -quiet.
9042 * lang-specs.h (default_compilers): Preprocess with cc1obj.
9044 2002-03-24 Richard Henderson <rth@redhat.com>
9046 PR optimization/5742
9047 * machmode.def: Add inner mode field to complex modes.
9048 * config/mips/mips.c (mips_function_value): Always define. Add
9049 new argument to handle libcalls.
9050 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
9051 (FUNCTION_VALUE): Likewise.
9052 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
9053 * config/mips/mips-protos.h: Update.
9055 2002-03-23 Richard Henderson <rth@redhat.com>
9057 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
9058 * config/sparc/sparc-protos.h: Update.
9059 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
9061 2002-03-23 Richard Henderson <rth@redhat.com>
9063 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
9064 _start or _init begins the text segment.
9066 2002-03-23 David Edelsohn <edelsohn@gnu.org>
9068 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
9069 not HOST_WIDEST_INT.
9070 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
9072 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
9075 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
9076 operand argument to output_return_instruction.
9077 * arm.c (arm_print_operand, case 'd'): If the operand is
9078 const_true_rtx then just return.
9079 (arm_print_operand, case 'D'): If the operand is const_true_rtx
9082 2002-03-23 Andrew Cagney <ac131313@redhat.com>
9084 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
9085 (Warning Options): Document -Wswitch-default.
9086 * toplev.c (W_options): Add -Wswitch-default. Update comment on
9088 (warn_switch_default): Define variable.
9089 (warn_switch): Update comment.
9090 * flags.h (warn_switch_default): Declare variable.
9091 (warn_switch): Update comment.
9092 * stmt.c (expand_end_case): Check for and, when
9093 warn_switch_no_default, warn of a missing default case.
9095 2002-03-23 Alan Modra <amodra@bigpond.net.au>
9097 * real.h (N): Special case 128 bit doubles.
9099 * combine.c (simplify_comparison): When widening modes, ignore
9100 sign extension on CONST_INTs.
9102 2002-03-22 Bob Wilson <bob.wilson@acm.org>
9104 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
9105 passed to adjust_address. Fix comment formatting.
9108 2002-03-22 Zack Weinberg <zack@codesourcery.com>
9110 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
9111 Always make REAL_VALUE_TYPE a struct containing an array of
9112 HOST_WIDE_INT, not a double. Tidy up the code deciding how
9113 big it is. Don't declare or use union real_extract.
9115 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
9116 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
9117 (print_operand), config/arm/arm.c (output_move_double),
9118 config/arm/arm.md (consttable_4, consttable_8),
9119 config/romp/romp.c (output_fpops), config/s390/s390.h
9120 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
9121 (xtensa_output_literal): Don't use union real_extract.
9123 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
9124 (sfmode_constant_to_ulong), config/ns32k/merlin.h
9125 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
9126 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
9127 (PRINT_OPERAND): Don't use local version of union
9130 * config/convex/convex.c (check_float_value), config/vax/vax.c
9131 (vax_float_literal), config/m88k/m88k.md (divdf3),
9132 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
9133 config/pdp11/pdp11.c (output_move_quad): Don't do host
9134 arithmetic on target floating point quantities.
9136 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
9137 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
9139 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
9140 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
9142 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
9143 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
9145 * print-rtl.c (print_rtx): Disable code which needs
9146 floating-point emulator.
9147 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
9148 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
9149 depending on HOST_FLOAT_FORMAT to be defined properly.
9151 * config/1750a/1750a.c (get_double, float_label): Delete.
9152 (print_operand): Delete huge commented-out chunk. Use
9153 REAL_VALUE_TO_DECIMAL.
9154 * config/1750a/1750a-protos.h: Delete prototypes of deleted
9156 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
9158 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
9159 Use REAL_VALUE_TO_DECIMAL as ELF version does.
9160 * config/m88k/m88k.c (real_power_of_2_operand,
9161 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
9162 real_extract out of the union; run the input through
9163 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
9164 from that into the union.
9165 * config/pdp11/pdp11.c (output_move_double): Rearrange
9166 parentheses to make automatic indenter happy.
9168 * doc/tm.texi (Cross-compilation): Rename node to "Floating
9169 Point" and rewrite to describe current situation. Also adjust
9170 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
9172 * doc/rtl.texi: Adjust cross reference.
9174 2002-03-22 Bob Wilson <bob.wilson@acm.org>
9176 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
9177 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
9178 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
9179 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
9180 prevent use of sp as a reload register.
9181 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
9182 non_acc_reg_operand.
9183 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
9184 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
9185 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
9186 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
9188 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9190 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
9191 * cpplex.c (unterminated): Delete.
9192 (parse_string): No string literal may extend over multiple
9193 lines. Suppress the error when preprocessing assembly.
9194 * cppmain.c (scan_translation_unit): Strings are single-line.
9196 * doc/cpp.texi: Update to match.
9198 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9200 PR optimization/5854
9201 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
9203 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
9204 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
9205 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
9206 const0 if scratch register was not allocated.
9207 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
9208 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
9210 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
9211 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
9212 with GEN_INT (...) everywhere. Remove constraints in define_split
9214 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
9215 require scratch register for setting 0 into regs/non-pushable memory.
9217 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9219 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
9220 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
9222 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
9224 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
9225 * cppinit.c (cpp_create_reader): On by default.
9226 (cpp_handle_option): Handle -W[no-]endif-labels.
9227 (cpp_post_options): Also enable if -pedantic.
9228 * cpplib.c (do_else): Use it.
9229 (do_endif): Likewise.
9230 * doc/cppopts.texi: Document new option.
9231 * doc/invoke.texi: Document new option.
9233 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
9235 * config/i386/i386.c, config/i386/i386.md: Change all occurences
9236 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
9238 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9240 * flow.c (calculate_global_regs_live): Clear aux fields of
9243 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9245 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
9246 REG or MEM subregs, pass rtx * instead of rtx to it.
9247 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
9248 rtx * instead of rtx to alter_subreg.
9249 * config/m32r/m32r.c (gen_split_move_double): Likewise.
9250 * config/pj/pj.c (pj_output_rval): Likewise.
9252 2002-03-22 Richard Henderson <rth@redhat.com>
9255 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
9256 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
9257 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
9258 (ia64_expand_prologue): Look at int_regs, not words, for number
9259 of incomming int regs.
9261 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
9263 * expr.c (expand_expr): A RESULT_DECL is part of a call.
9265 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
9267 * toplev.c (flag_loop_optimize, flag_crossjumping):
9268 New static variables.
9269 (rest_of_compilation): Conditionalize crossjumping and
9271 (parse_options_and_default_flags): Default loop_optimize and
9273 (lang_independent_options): Add -fcrossjumping and -floop-optimize
9274 * invoke.texi (crossjumping, loop-optimize): Document.
9276 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9278 * real.c (eiisneg): Move outside #ifdef NANS.
9280 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
9282 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
9283 frequencies match; avoid match on different loop depths.
9284 (try_crossjump_to_bb): Kill tests that no longer brings time
9286 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
9288 (split_edge): Likewise.
9290 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
9293 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
9294 * cfgrtl.c: Include insn-config.h
9295 (split_block) Dirtify block in presence of conditional execution
9297 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9299 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
9300 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
9301 (function_arg): Constify CUMULATIVE_ARGS.
9302 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
9303 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
9304 (UNITS_PER_DOUBLE): New macro.
9305 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
9306 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
9307 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
9308 fp_regs and stack_words.
9309 (EABI_FLOAT_VARARGS_P): New macro.
9310 * config/mips/mips.c (struct mips_arg_info): New.
9311 (mips_arg_info): New function.
9312 (function_arg_advance): Use it. Add adjustment instructions here
9313 rather than in function_arg.
9314 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
9315 for VOIDmode at the beginning of the function.
9316 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
9317 (function_arg_pass_by_reference): Likewise.
9318 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
9319 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
9320 (mips_va_start): Likewise. Use the new stack_words field of
9321 CUMULATIVE_ARGS to set up overflow area. Reformat.
9322 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
9323 doubles and other types, aligning the overflow pointer for non-doubles
9324 too. Remove some code duplication. Replace hard-coded constants.
9326 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9328 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
9329 (CLASS_UNITS): Undefine.
9330 (CLASS_MAX_NREGS): Use FP_INC.
9331 * config/mips/mips.c (compute_frame_size): Likewise.
9332 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
9334 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9336 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
9337 prototype, and handle lexing numbers and identifiers.
9338 (parse_identifier): Update to new form of parse_slow.
9339 (parse_number): Fast path only, use parse_slow otherwise.
9340 (_cpp_lex_direct): Update calls to parse_number.
9342 2002-03-21 DJ Delorie <dj@redhat.com>
9344 * bb-reorder.c (make_reorder_chain_1): Protect against
9345 when redundant edges are omitted.
9346 * predict.c (dump_prediction): Likewise.
9348 2002-03-21 Richard Henderson <rth@redhat.com>
9351 * fixinc/inclhack.def (solaris_stdio_tag): New.
9352 * fixinc/fixincl.x: Regenerate.
9354 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9357 * c-typeck.c (process_init_element): Flag non-static
9358 initialization of a flexible array member as illegal.
9360 2002-03-22 Alan Modra <amodra@bigpond.net.au>
9362 * config/rs6000/t-linux64: New.
9363 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
9364 t-ppccomm. Use t-rs6000 and t-linux64.
9365 (powerpc64-*-gnu* <tmake_file>): Likewise.
9366 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
9367 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
9368 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
9370 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
9372 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
9373 flag_really_no_inline instead of optimize == 0.
9375 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
9377 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
9379 * flags.h (flag_really_no_inline): New.
9381 * c-common.c (c_common_post_options): Initialize
9382 flag_really_no_inline.
9384 * toplev.c (flag_really_no_inline): New.
9386 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9388 * config/avr/avr.md (length): Fix length computation for
9389 conditional branches.
9391 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
9393 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
9394 sdbout.o, profile.o): Update.
9395 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
9397 * c-common.h (gettags): Move here from tree.h.
9398 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
9399 insert_block, getdecls, kept_level_p, global_bindings_p): New.
9400 * dbxout.c (dbxout_init): Use getdecls langhook.
9401 * expr.c (expand_expr): Use insert_block langhook.
9402 * fold-const.c: Include langhooks.h.
9403 (fold_range_test, fold_binary_op_with_conditional_arg,
9404 fold): Use global_bindings_p langhook.
9405 * integrate.c (expand_inline_function): Use insert_block langhook.
9406 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
9407 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
9408 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
9409 LANG_HOOKS_GETDECLS): New.
9410 (LANG_HOOKS_INITIALIZER): Update.
9411 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
9413 * langhooks.h (struct lang_hooks_for_decls): New.
9414 (struct lang_hooks): Update.
9415 * profile.c: Include langhooks.h.
9416 (output_func_start_profiler): Use new langhooks.
9417 * sdbout.c: Include langhooks.h.
9418 (sdbout_init, sdbout_finish): Use getdecls langhook.
9419 * stmt.c: Include langhooks.h.
9420 (expand_fixup, fixup_gotos): Use new langhooks.
9421 * stor-layout.c: Include langhooks.h.
9422 (variable_size): Use global_bindings_p langhook.
9423 * toplev.c (compile_file): Use getdecls langhook.
9424 * tree-inline.c (remap_block): Use insert_block langhook.
9425 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
9426 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
9428 2002-03-21 Richard Henderson <rth@redhat.com>
9430 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
9431 constants in .data when -fpic.
9433 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9435 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
9438 2002-03-21 Tom Tromey <tromey@redhat.com>
9440 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
9442 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9444 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
9446 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
9448 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9449 Richard Henderson <rth@redhat.com>
9452 * c-common.c (c_expand_expr): Preserve result of a statement
9453 expression if needed.
9455 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9458 * genrecog.c (maybe_both_true_mode): Remove.
9459 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
9460 * machmode.def (Pmode): Likewise.
9462 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
9464 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
9465 (nonlocal_mentioned_p_1): New function.
9466 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
9467 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
9468 (mark_constant_function): Recognize pure functions.
9469 * rtl.h (global_reg_mentioned_p): New prototype.
9470 * rtlanal.c (global_reg_mentioned_p,
9471 global_reg_mentioned_p_1): New function.
9473 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9475 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
9477 * fixinc/fixincl.x: Regenerate.
9479 2002-03-20 Jason Merrill <jason@redhat.com>
9481 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
9483 2002-03-20 Michael Meissner <meissner@redhat.com>
9485 * doc/invoke.texi (Optimize Options): Document that -O2 sets
9488 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9490 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
9491 ".literal_position" directive before the constant pool.
9493 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9495 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
9496 Add Craig Rodrigues.
9497 Add Brad Lucier to testers.
9499 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9502 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
9504 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
9505 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
9506 instead of insn_extract.
9508 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9511 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
9513 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
9514 stmt if some case has been output.
9516 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9519 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
9520 movsfcc_1, movdfcc_1): Add %O2.
9521 * config/i386/i386.c (print_operand): Handle %ON.
9522 Print . before float condition codes in Sun as cmov syntax.
9523 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
9524 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
9527 2002-03-20 Philip Blundell <pb@nexus.co.uk>
9529 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
9530 return instruction if PC was popped.
9532 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9534 * config/xtensa/xtensa.md: Remove unused type attributes.
9535 (adddi_carry, subddi_carry): Change type attribute to "multi".
9537 2002-03-19 Dale Johannesen <dalej@apple.com>
9539 PR optimization/5999, middle-end/5731
9540 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
9541 multiplications by reciprocals.
9543 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
9545 * Makefile.in: Update.
9546 * c-common.c: Include langhooks.h.
9547 (inline_forbidden_p): Use new hook.
9548 * diagnostic.c: Include langhooks.h.
9549 (format_with_decl, announce_function,
9550 default_print_error_function): Use new hook.
9551 * dwarf2out.c (dwarf2_name): Use new hook.
9552 * function.c: Include langhooks.h.
9553 (init_function_start): Use new hook.
9554 * langhooks-def.h (lhd_decl_printable_name): New.
9555 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
9556 (LANGHOOKS_INITIALIZER): Update.
9557 * langhooks.c (lhd_decl_printable_name): New.
9558 * langhooks.h (struct lang_hooks): New hook.
9559 * toplev.c (decl_name, decl_printable_name): Remove.
9560 (open_dump_file): Use new hook.
9561 (process_options): Remove old hook.
9562 * tree.h (decl_printable_name): Remove.
9564 * objc-act.c (objc_init): Remove old hook.
9565 (objc_printable_name): Export.
9566 * objc-act.h (objc_printable_name): New.
9567 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
9569 2002-03-19 Jim Blandy <jimb@redhat.com>
9571 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
9572 the start_source_file debug hook, not the current line number.
9574 2002-03-19 Richard Henderson <rth@redhat.com>
9576 * flow.c (EH_USES): Provide default.
9577 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
9578 * doc/tm.texi (EH_USES): New.
9580 * config/ia64/ia64.c (ia64_eh_uses): New.
9581 * config/ia64/ia64-protos.h: Update.
9582 * config/ia64/ia64.h (EH_USES): New.
9584 2002-03-19 Richard Henderson <rth@redhat.com>
9586 * varasm.c (output_constant_def): Fix stupid typo.
9588 2002-03-19 Richard Henderson <rth@redhat.com>
9591 * except.c (current_function_has_exception_handlers): New.
9592 * except.h: Declare it.
9593 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
9594 Combine tests that disable all sibcalls for the function.
9596 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
9598 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
9601 2002-03-19 Richard Henderson <rth@redhat.com>
9604 * config/ia64/ia64.c: Revert 2002-03-01 patch.
9605 * config/ia64/ia64.h (INIT_EXPANDERS): New.
9607 2002-03-19 Jim Blandy <jimb@redhat.com>
9609 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
9610 name, even if the replacement list contains no tokens, as required
9613 2002-03-19 Jason Merrill <jason@redhat.com>
9615 * varasm.c (globalize_decl): Get the name from the RTL, not
9616 DECL_ASSEMBLER_NAME.
9618 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
9620 2002-03-19 Bob Wilson <bob.wilson@acm.org>
9622 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
9623 subdi_carry): Define.
9625 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9627 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
9628 about -fpic/-fPIC if extra_warnings set.
9630 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9632 * expr.c (expand_expr): Sign-extend CONST_INT generated from
9633 TREE_STRING_POINTER.
9634 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
9636 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9638 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
9639 in favor of SP if FRAME_POINTER_REQUIRED is false.
9641 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
9643 * emit-rtl.c (gen_int_mode): New function.
9644 * rtl.h: Prototype for it.
9645 * combine.c (make_extraction, simplify_comparison), expmed.c
9646 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
9647 (convert_modes, store_field), optabs.c (expand_fix),
9648 simplify-rtx.c (neg_const_int, simplify_unary_real),
9650 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
9651 Use it instead of GEN_INT (trunc_int_for_mode (...)).
9653 2002-03-19 Jakub Jelinek <jakub@redhat.com>
9656 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
9657 convert_parm_for_inlining.
9658 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9660 * langhooks-def.h: Likewise.
9661 * objc/objc-lang.c: Likewise.
9662 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
9664 * tree-inline.c (initialize_inlined_parameters):
9665 Call convert_parm_for_inlining lang hook if needed.
9666 * c-typeck.c (c_convert_parm_for_inlining): New function.
9667 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
9669 2002-03-18 Mark Mitchell <mark@codesourcery.com>
9671 * calls.c (precompute_arguments): Do not assume that temporaries
9672 can be destroyed after expanding the argument.
9673 (expand_call): Likewise.
9675 2002-03-15 Eric Christopher <echristo@redhat.com>
9677 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
9678 Fix register preference on last change.
9679 * config/mips/mips.c (mips_return_in_memory): New function.
9680 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
9681 * config/mips/mips-protos.h: Declare.
9682 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
9683 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
9685 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
9687 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
9689 (anddi3, iorsi3): Likewise.
9691 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
9692 use %gprel for symbols that are going to be placed in linkonce
9695 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
9696 RETURN_ADDRESS_POINTER_REGNUM to $ra.
9697 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
9698 not needed. Disregard leaf_function_p().
9699 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
9700 mips16 frame pointer.
9701 * config/mips/mips.md (store ra): Only to small SP offsets.
9702 2001-08-22 Graham Stott <grahams@redhat.com>
9703 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
9704 return a REG rtx for the return address register.
9706 2002-03-18 Bob Wilson <bob.wilson@acm.org>
9708 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
9709 constant-pool addresses as "mode-dependent".
9710 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
9712 2002-03-18 Jakub Jelinek <jakub@redhat.com>
9715 * expr.c (emit_group_load): Use extract_bit_field if
9716 needed for CONCAT arguments.
9718 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
9721 * arm.md (tablejump): Make this a define_expand. For PIC add the
9722 offset to the base of the table.
9723 (thumb_tablejump): Matcher for Thumb tablejump insn.
9724 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
9725 as the difference of two labels.
9726 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9727 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
9729 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9730 * arm.c (get_jump_table_size): If the table is not in the text
9731 section, return zero.
9733 2002-03-18 Bernd Schmidt <bernds@redhat.com>
9735 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
9737 (arm_reload_out_hi): Use gen_lowpart instead of
9738 gen_rtx_SUBREG to access QImode components.
9739 * config/arm/arm.md: Disable zero_extend split for QImode
9740 subregs in BIG_ENDIAN mode.
9741 (storehi_bigend): Match use of least significant byte.
9742 (storeinthi): Remove extraneous SUBREG.
9743 Add missing construction of operands[2].
9744 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
9745 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
9746 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
9748 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
9750 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
9753 2002-03-17 Richard Henderson <rth@redhat.com>
9755 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
9758 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9760 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
9761 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
9763 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9765 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
9767 * predict.c (estimate_bb_frequencies): Delete unused variables.
9769 2002-03-17 Richard Henderson <rth@redhat.com>
9771 * config/ia64/ia64.c (ia64_attribute_table): Move before
9772 targetm definition. Make static.
9774 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
9776 * c-common.h (yyparse, c_common_parse_file): New.
9777 * c-lang.c: Include c-common.h.
9778 (LANG_HOOKS_PARSE_FILE): Redefine.
9779 * c-lex.c: Include c-common.h.
9780 (yyparse): Rename c_common_parse_file. Call yyparse.
9781 * c-parse.in (yyparse): Remove macro.
9782 * c-tree.h (yyparse_1): Remove.
9783 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
9784 (LANG_HOOKS_INITIALIZER): Update.
9785 * langhooks.h (struct lang_hoooks): New hook parse_file.
9786 * toplev.c (compile_file): Use parse_file hook.
9787 * tree.h (yyparse): Remove.
9788 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
9790 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9792 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
9793 float_truncate, not fix.
9794 ("*truncdfsf2_real"): Ditto.
9795 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
9797 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
9799 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
9801 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
9802 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
9803 where appropriate. Make the second reference to
9804 leaf_function_p a function call, as intended. Reindented.
9806 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
9807 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
9809 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
9810 add register to non-constant into sp.
9812 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
9813 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
9814 (mips16_gp_pseudo_rtx): Lose.
9815 (INIT_EXPANDERS): Deleted.
9816 * config/mips/mips.c (mips_init_machine_status): New.
9817 (mips_free_machine_status): New.
9818 (mips_mark_machine_status): New.
9819 (override_options): Set them.
9820 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
9821 (struct machine_function): ... new. Replaced all references.
9822 (mips_add_gc_roots): Don't mark them.
9823 (embedded_pic_fnaddr_reg): New, extracted from...
9824 (embedded_pic_offset): ... here.
9825 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
9828 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9830 * cppinit.c: Revert -MD removal.
9832 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9834 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
9835 soft registers by default for 68HC12.
9836 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
9837 when compiling with -fomit-frame-pointer.
9838 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
9839 (expand_epilogue): Likewise.
9840 (m68hc11_gen_rotate): Use exg when rotating by 8.
9842 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9844 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
9845 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
9846 (splits): Remove unused add splits.
9847 ("*addhi3_68hc12"): Tune constraints.
9848 ("addhi_sp"): Try to use X instead of Y in all cases and if the
9849 constant fits in 8-bits and D is dead use abx/aby instructions.
9850 ("*addhi3"): Remove extern declaration of ix_reg.
9851 ("*subsi3"): Optimize and provide new split.
9852 ("subhi3"): Cleanup.
9853 ("*subhi3_sp"): Avoid saving X if we know it is dead.
9854 (arith splits): For 68hc12 save the address register on the stack
9855 and do the arithmetic operation with a pop.
9857 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9859 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
9860 allocating QImode in address registers.
9861 ("*movqi_m68hc11"): Likewise.
9863 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
9865 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
9867 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9869 * cppinit.c (print_help): Display -MD and -MMD.
9870 Don't display usage string. Update assertion syntax and
9872 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
9873 (cpp_handle_option): Update.
9875 2002-03-15 Chris Demetriou <cgd@broadcom.com>
9877 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
9878 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
9879 and define it so that regardless of target CPU size,
9880 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
9881 of "int" rather than "long."
9883 2002-03-15 Richard Henderson <rth@redhat.com>
9885 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
9888 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9890 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
9891 ("tstqi" split): Avoid using memory for tstqi on address register.
9892 (splits): Remove constraints.
9893 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
9894 ("cmpdf", "cmpsf"): Remove since not used.
9895 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
9896 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
9898 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9900 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
9901 ("neghi2"): Tighten constraints.
9902 ("one_cmplsi2"): Optimize and simplify split.
9903 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
9905 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9907 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
9908 and split of AND operation to clear the upper bits.
9909 ("*logicalsi3_zextqi"): Likewise.
9910 ("*logicallhi3_zexthi_ashift8"): Likewise.
9911 ("*logicalsi3_silshr16"): Likewise.
9912 ("logicalsi3_silshl16"): Likewise.
9913 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
9915 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9917 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
9918 (m68hc11_indirect_p): New function.
9919 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
9920 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
9922 (asm_print_register): Likewise.
9923 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
9924 (m68hc11_indirect_p): Declare.
9925 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
9926 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
9927 (TARGET_SWITCHES): New option -mrelax.
9928 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
9930 ("iorsi3", "xorsi3"): Likewise.
9931 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
9932 ("*andhi3_mem"): New to handle destination in memory with bclr
9933 and a scratch register.
9934 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
9935 ("*andhi3_const"): New when operand2 is constant.
9936 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
9937 ("*andhi3_gen"): Cleanup of the old "andhi3".
9938 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
9939 ("xorqi3"): Update constraints.
9941 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9943 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
9944 for reg_equiv_memory_loc when the operand is a register that does
9945 not get a hard register (stack location).
9946 (tst_operand): After reload, accept all memory operand.
9947 (symbolic_memory_operand): Fix detection of symbolic references.
9948 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
9949 accept symbols and any constant.
9951 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9953 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
9954 note on the insn that sets the soft frame register.
9955 (must_parenthesize): ix and iy are also reserved names.
9956 (print_operand_address): One more place where parenthesis are required
9957 to avoid confusion with register names.
9958 (m68hc11_gen_movhi): Allow push of stack pointer.
9959 (m68hc11_check_z_replacement): Fix handling of parallel with a
9961 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
9962 the replacement register is.
9963 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
9964 and D8_REGS classes.
9965 (MODES_TIEABLE_P): All modes are tieable except QImode.
9967 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9969 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
9970 (___subdi3): Likewise.
9971 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
9972 (__map_data_section): Optimize 68hc11 case.
9974 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9976 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
9977 than a shift to avoid adding a register with itself.
9978 (m68hc11_memory_move_cost): Take into account NO_REGS.
9979 (m68hc11_register_move_cost): Update and use memory move cost
9981 (m68hc11_address_cost): Make cost of valid offset not 0 so that
9982 it gives more opportunities to cse to optimize.
9983 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
9984 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
9986 2002-03-15 Mark Mitchell <mark@codesourcery.com>
9988 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
9989 * c-common.def (CLEANUP_STMT): New tree node.
9990 * c-common.h (CLEANUP_DECL): New macro.
9991 (CLEANUP_EXPR): Likewise.
9992 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
9993 * expr.c (expand_expr): Tidy.
9994 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
9995 * tree-inline.c (initialize_inlined_parameters): Clean up
9996 new local variables.
9998 2002-03-15 Jakub Jelinek <jakub@redhat.com>
10001 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
10002 before movrXX only, use reg_overlap_mentioned_p.
10003 Only special case NE if just one insn can be generated.
10005 2002-03-15 Jason Merrill <jason@redhat.com>
10007 * varasm.c (assemble_variable): Call resolve_unique_section before
10008 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
10009 of error_mark_node.
10011 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
10014 * arm.md (split pattern for thumb shiftable immediates): Add comment
10015 explaining non-obvious test.
10017 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
10020 * arm.md (movaddr, movaddr_insn): Delete.
10022 2002-03-15 Jason Merrill <jason@redhat.com>
10024 * toplev.c (wrapup_global_declarations): Clarify variable handling.
10025 -fkeep-static-consts doesn't apply to comdats.
10027 2002-03-14 Richard Henderson <rth@redhat.com>
10029 * c-decl.c: Include c-pragma.h.
10030 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
10031 (finish_function): Tidy.
10032 * c-pragma.c: Include c-common.h.
10033 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
10034 (handle_pragma_weak): Use them.
10035 (init_pragma): Register pending_weaks.
10036 * c-pragma.h (maybe_apply_pragma_weak): Declare.
10037 * print-tree.c (print_node): Print DECL_WEAK.
10038 * varasm.c (mark_weak_decls): Remove.
10039 (remove_from_pending_weak_list): Remove.
10040 (add_weak): Remove.
10041 (asm_emit_uninitialised): Call globalize_decl for weak commons.
10042 (weak_decls): Make a tree_list.
10043 (declare_weak): Cons weak_decls directly.
10044 (globalize_decl): Remove weak_decls elements directly.
10045 (weak_finish): Simplify weak_decls walk. Don't weaken unused
10046 symbols. Don't pretend to handle aliases.
10047 (init_varasm_once): Update weak_decls registry.
10048 * Makefile.in: Update dependencies.
10050 2002-03-14 Richard Henderson <rth@redhat.com>
10053 * config/ia64/ia64.c: Include tm_p.h last.
10054 (gen_nop_type): Remove duplicate definition.
10055 (cycle_end_fill_slots): Set sched_data for second L slot.
10056 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
10057 (nop_cycles_until): Fix typos.
10059 2002-03-15 Jakub Jelinek <jakub@redhat.com>
10061 PR optimization/5891
10062 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
10064 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
10066 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
10067 descriptors correctly.
10069 2002-03-14 Michael Meissner <meissner@redhat.com>
10071 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
10072 100, allowing MAX_UNROLLED_INSNS to be overridden.
10074 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
10077 * unroll.c (params.h): Include.
10078 (MAX_UNROLLED_INSNS): Delete, now in params.h.
10080 * doc/invoke.texi (--param max-unroll-insns): Document.
10082 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
10084 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
10086 * arm.md: Fix warnings about constraints in peepholes and splits.
10088 2002-03-14 Zack Weinberg <zack@codesourcery.com>
10090 * cpphash.h (struct lexer_state): Remove line_extension member.
10091 * cpplib.c (dequote_string, do_linemarker): New functions.
10092 (linemarker_dir): New data object.
10093 (DIRECTIVE_TABLE): No longer need to interpret #line in
10094 preprocessed source. Delete obsolete comment about return
10095 values of handlers.
10096 (end_directive, directive_diagnostics, _cpp_handle_directive):
10097 Don't muck with line_extension.
10098 (directive_diagnostics): No need to issue warnings for
10100 (_cpp_handle_directive): Issue warnings for linemarkers here,
10101 when appropriate. Dispatch linemarkers to do_linemarker, not
10103 (do_line): Code to handle linemarkers split out to do_linemarker.
10104 Convert escape sequences in filename argument, both places.
10106 * cppmacro.c (quote_string): Rename cpp_quote_string and
10107 export. All callers changed.
10108 * cpplib.h (cpp_quote_string): Prototype.
10109 * cppmain.c (print_line): Call cpp_quote_string on to_file
10110 before printing it.
10112 * doc/cpp.texi: Document that escapes are now interpreted in
10113 #line and in linemarkers, and that non-printing characters are
10114 converted to octal escapes when linemarkers are generated.
10116 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
10118 * emit-rtl.c (try_split): Use delete_insns.
10119 * recog.c (split_all_insns): Fix terminating condition.
10121 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
10122 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
10125 * arm.c (arm_output_epilogue): Fix floating-point register save
10126 adjustment when using a frame pointer.
10128 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
10130 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
10131 * config/mips/mips.c (compute_frame_size): Retrofit them here.
10132 (save_restore_insns, mips_expand_epilogue): And here.
10133 (build_mips16_call_stub): And here.
10134 (mips_function_value): Use the new macros to decide whether a single
10135 or complex float can be returned in floating-point registers. Return
10136 a parallel rtx in the complex case.
10138 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
10140 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
10141 call after liveness analysis.
10143 * recog.c (split_insn): Use delete_insn_and_edges.
10145 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
10146 instructions to have branch prediction notes.
10147 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
10149 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
10151 * configure.in: Don't pass -Wno-long-long to a ADA compiler
10152 that doesn't support it.
10153 * configure: Regenerate.
10155 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10158 * config/sparc/sparc.md (normal_branch, inverted_branch,
10159 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
10160 inverted_fp_branch): Adjust calls to output_cbranch.
10161 Set length attribute.
10162 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
10163 output_v9branch. Set length attribute.
10164 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
10166 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
10167 (output_cbranch): Likewise. Handle far branches.
10168 (output_v9branch): Handle far branches.
10169 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
10171 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
10172 noov_compare64_op predicates.
10174 2002-03-13 Jason Merrill <jason@redhat.com>
10176 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
10177 into the function and constify it.
10178 * gthr-dce.h, gthr-solaris.h: Likewise.
10180 2002-03-13 David Edelsohn <edelsohn@gnu.org>
10182 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
10183 * config/rs6000/rs6000.c (rs6000_va_arg): Use
10184 std_expand_builtin_va_arg if not ABI_V4.
10186 2002-03-13 Jason Merrill <jason@redhat.com>
10188 * varasm.c (globalize_decl): New fn.
10189 (assemble_start_function): Use it.
10190 (asm_emit_uninitialized): Use it.
10191 (assemble_alias): Use it.
10192 (assemble_variable): Use it.
10194 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
10196 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
10197 2002-03-12 internal visibility change.
10198 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
10199 visibility into SYMBOL_REF_FLAG.
10201 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
10203 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
10204 VOIDmode operand. Add compile-time optimization for constant results.
10206 2002-03-12 Jason Merrill <jason@redhat.com>
10208 * c-typeck.c (convert_for_assignment): Don't allow conversions
10209 between pointers and references. Only allow lvalues to convert to
10212 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
10214 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
10215 before prologue, to avoid scheduling problems.
10217 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10219 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10220 (ELIMINABLE_REGS): Add sfp->sp.
10221 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
10223 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10225 PR optimization/5892
10226 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
10228 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10230 * loop.c (basic_induction_var): Don't call convert_modes if mode
10231 classes are different.
10233 2002-03-12 Richard Henderson <rth@redhat.com>
10235 PR optimization/5901
10236 * function.c (reposition_prologue_and_epilogue_notes): Position
10237 the markers after/before the last/first insn not deleted.
10239 2002-03-12 Richard Henderson <rth@redhat.com>
10241 PR optimization/5878
10242 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
10243 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
10244 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
10246 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
10247 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
10248 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
10250 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
10251 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
10252 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
10253 also. Don't set it if not flag_pic.
10254 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
10255 to be INVALID_REGNUM when not used.
10257 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
10259 * expmed.c (store_bit_field): Reset alias set for memory.
10260 (extract_bit_field): Same.
10262 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10264 * c-common.c (c_tree_code_type, c_tree_code_length,
10265 c_tree_code_name, add_c_tree_codes): Delete.
10266 * c-common.h (add_c_tree_codes): Delete.
10267 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
10269 * c-objc-common.c (c_objc_common_init): Don't call
10270 add_c_tree_codes, instead set lang_unsafe_for_reeval.
10271 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
10272 objc_tree_code_name, add_objc_tree_codes): Delete.
10273 (objc_init): Don't call add_objc_tree_codes.
10274 * objc/objc-lang.c (tree_code_type, tree_code_length,
10275 tree_code_name): Define.
10276 * toplev.c (lang_independent_init): Don't set
10277 tree_code_length[IDENTIFIER_NODE].
10278 * tree.c (tree_code_type, tree_code_length, tree_code_name):
10279 Delete definitions, moved to language front-ends.
10280 * tree.def (IDENTIFIER_NODE): Hardwire the length.
10281 * tree.h (tree_code_type, tree_code_length, tree_code_name):
10283 (tree_code_length): Change type to unsigned char.
10285 2002-03-12 Richard Henderson <rth@redhat.com>
10287 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
10288 internal visibility change.
10290 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10292 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
10293 validize_mem() instead of change_address to avoid clobbering
10296 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
10298 * c-lex.h (position_after_whitespace): Remove.
10300 2002-03-12 Jakub Jelinek <jakub@redhat.com>
10302 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
10303 (lex_string): Use unsigned char pointers.
10305 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10307 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
10308 is not a valid memory_operand.
10310 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10312 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
10313 * config/xtensa/lib1funcs.asm: Fix copyright to include
10314 special case for libgcc files.
10315 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
10316 (__divsi3): Likewise.
10317 (__umodsi3): Likewise.
10318 (__modsi3): Likewise.
10319 * config/xtensa/lib2funcs.S: Fix copyright to include
10320 special case for libgcc files.
10322 2002-03-12 Tom Rix <trix@redhat.com>
10324 * collect2.c (resolve_lib_name): Move outside of
10325 OBJECT_FORMAT_COFF ifdef.
10326 (ignore_library): Same.
10328 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10330 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
10332 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10334 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
10335 to function_section before writing out the constant pool.
10337 2002-03-12 David Edelsohn <edelsohn@gnu.org>
10339 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
10341 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
10343 2002-03-12 Alan Modra <amodra@bigpond.net.au>
10345 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
10346 (adddi3): Likewise.
10349 (cmpsi splitter): Likewise.
10350 (modsi3): Fail if <= 0.
10351 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
10352 redundant test when HOST_BITS_PER_WIDE_INT != 32.
10353 (reg_or_sub_cint64_operand): Likewise.
10354 (num_insns_constant_wide): Optimize sign extension.
10355 (rs6000_legitimize_address): Likewise.
10357 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10359 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10360 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10362 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10364 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
10365 address calculation.
10367 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10369 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
10370 scratch register to DImode / TImode.
10371 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
10372 register used does not overlap the target.
10374 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10376 * Makefile.in (debug.o): Depend on debug.h.
10377 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
10378 * debug.c (do_nothing_debug_hooks): Likewise.
10379 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
10380 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
10381 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
10382 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
10383 * dwarfout.c (dwarf_debug_hooks): Likewise.
10384 * integrate.c (output_inline_function): Likewise.
10385 * objc/objc-act.c (synth_module_prologue): Likewise.
10386 * sdbout.c (sdb_debug_hooks): Likewise.
10387 * toplev.c (debug_hooks): Likewise.
10388 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
10390 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10392 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
10393 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
10394 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
10395 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
10396 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
10397 * defaults.h (POINTER_SIZE): Define.
10398 * doc/tm.texi (POINTER_SIZE): Document default.
10400 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10402 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
10404 2002-03-11 Richard Henderson <rth@redhat.com>
10406 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
10407 if rebuild_label_notes_after_reload.
10409 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
10411 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
10412 emit pic register load if "internal" visibility.
10413 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
10414 (cris_expand_builtin_va_arg): Do all computations on trees.
10416 2002-03-11 Richard Henderson <rth@redhat.com>
10418 * rtlanal.c: Include recog.h.
10419 (keep_with_call_p): Fix thinko.
10420 * Makefile.in (rtlanal.o): Update dependencies.
10422 2002-03-11 Chris Meyer <cmeyer@gatan.com>
10424 * genflags.c (gen_insn): Use IS_VSPACE.
10425 * genoutput.c (output_insn_data): Likewise.
10426 (process_template): Likewise.
10428 2002-03-11 Richard Henderson <rth@redhat.com>
10430 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
10432 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
10434 * Makefile.in: Update.
10435 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
10436 Update documentation.
10437 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
10438 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
10440 2002-03-11 Zack Weinberg <zack@codesourcery.com>
10442 * Makefile.in: Give texi2pod its input file as a command line
10443 argument, not on stdin.
10445 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
10446 Daniel Berlin <dan@dberlin.org>
10448 C++ alias analysis improvement.
10449 * alias.c (record_component_aliases): Record aliases for base
10452 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
10454 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
10456 2002-03-11 Douglas B Rupp <rupp@gnat.com>
10458 * toplev.c (vms_fopen): Remove, not needed.
10460 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
10462 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
10464 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
10465 for FP, already done later.
10467 * toplev.c (debug_args): Add entry for VMS_DEBUG.
10468 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
10470 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
10472 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
10473 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
10474 LARGEST_EXPONENT_IS_NORMAL for the given mode.
10475 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
10476 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
10477 (ediv, emul, eldexp, esqrt): Likewise.
10478 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
10479 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
10480 (saturate): New function.
10481 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
10482 (make_nan): Use a saturation value instead of a NaN if
10483 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
10484 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
10485 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
10486 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
10487 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
10488 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
10489 !ROUND_TOWARDS_ZERO.
10490 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
10491 (ROUND_TOWARDS_ZERO): Document.
10493 2002-03-11 Andreas Jaeger <aj@suse.de>
10495 * cfg.c (dump_flow_info): Remove unused variable.
10497 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
10499 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
10500 computations on trees.
10502 2002-03-10 Richard Henderson <rth@redhat.com>
10505 * reload.c (copy_replacements_1): New.
10506 (copy_replacements): Use it to recurse through the rtx.
10508 2002-03-10 Richard Henderson <rth@redhat.com>
10510 * loop.c (strength_reduce): Compute number of iterations as
10511 unsigned HOST_WIDE_INT.
10513 2002-03-10 Richard Henderson <rth@redhat.com>
10515 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
10516 to move away from the end of the block.
10518 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
10520 PR preprocessor/5899
10521 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
10523 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10525 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
10527 * attribs.c (decl_attributes): Fix signed/unsigned warning.
10529 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
10531 * config/mmix/mmix.c: Improve comments.
10532 (mmix_target_asm_function_prologue): Drop variable
10533 empty_stack_frame. Don't allocate unused slot above fp.
10534 (mmix_target_asm_function_epilogue): Mirror prologue changes.
10535 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
10536 brace in first column.
10537 (enum reg_class): Ditto.
10538 (FIRST_PARM_OFFSET): Now 0.
10539 (USER_LABEL_PREFIX): Remove #if 0:d definition.
10541 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10543 * combine.c (make_extraction): Fix error in last change.
10545 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10547 * c4x.c (c4x_fp_reglist): Const-ify.
10548 * cris.c (cris_print_operand): Likewise.
10549 * i386.c (ix86_va_arg): Likewise.
10550 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
10551 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
10552 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
10553 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
10554 * mcore.h (regno_reg_class): Likewise.
10555 * mips.c (gen_int_relational): Likewise.
10556 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
10557 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
10558 * pdp11.c (move_costs): Likewise.
10559 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
10560 * s390.c (s390_branch_condition_mnemonic, regclass_map):
10562 * s390.h (regclass_map): Likewise.
10563 * sh.c (shift_amounts): Likewise.
10564 * sh.md (rotlsi3): Likewise.
10566 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10568 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
10569 (ne0+5): Use new clobber to generate proper shift pattern.
10570 Patch by Michael Matz <matz@kde.org>.
10572 2002-03-09 Andreas Schwab <schwab@suse.de>
10574 * gcc.c (validate_all_switches): Also handle `%W{...}'.
10576 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10578 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
10580 2002-03-09 Jakub Jelinek <jakub@redhat.com>
10583 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
10584 even for non-representable constants.
10586 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10588 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
10589 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
10590 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
10591 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
10592 (pop_function_context): Compute MAY_SHARE parameter for
10594 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
10595 (gen_mem_addressof): Call fixup_var_refs with new parm.
10597 * combine.c (make_extraction): Don't make extension of CONST_INT.
10599 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10601 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
10602 in o32 and o64 ABIs.
10603 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
10604 but getting fixed-size structs passed in registers regardless of
10605 padding in o32 and o64 ABIs.
10607 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
10608 offset before loading address of argument passed by transparent
10611 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
10613 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
10615 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10617 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
10618 marker such that registers after it are saved.
10620 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10622 * sparc.c (arith_4096_operand): Fix error in last change.
10624 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10626 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
10627 defaults for MEABI.
10629 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10631 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
10634 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10636 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
10638 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
10640 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
10641 removed; fix return value.
10642 * combine.c (combine_instructions): Dirtify blocks where we failed to
10643 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
10644 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
10646 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10648 * gcse.c (insert_insn_end_bb): Fix typo in last change.
10650 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
10652 * recog.c (peephole2_optimize): Re-distribute EH edges.
10654 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
10656 * expr.c (expand_expr): Use unsave lang hook.
10657 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
10658 (LANG_HOOKS_INITIALIZER): Update.
10659 * langhooks.h (struct lang_hooks): New hook unsave.
10660 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
10661 (unsave_expr_1): Remove unused lang_unsave_expr_now.
10662 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
10663 (unsave_expr_now): Remove.
10664 * tree.h (unsave_expr_now, lang_unsave,
10665 lang_unsave_expr_now): Remove.
10668 2002-03-08 Andreas Jaeger <aj@suse.de>
10670 * flow.c (propagate_block_delete_insn): Remove unused variable.
10672 2002-03-08 Kazu Hirata <kazu@hxi.com>
10674 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
10675 insn length for memory load/store.
10677 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
10679 * doc/install.texi (--with-libiconv-prefix): Document.
10681 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
10683 * doc/sourcebuild.texi: Fix typo.
10685 2002-03-08 Jakub Jelinek <jakub@redhat.com>
10688 * builtins.c (std_expand_builtin_va_arg): Do all computations on
10691 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10693 * rtl.c (copy_most_rtx): Move from here ...
10694 * emit-rtl.c (copy_most_rtx): ... to here.
10696 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10698 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
10699 SUBTARGET_CPP_SIZE_SPEC.
10700 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
10702 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
10704 2002-03-07 Matt Hiller <hiller@redhat.com>
10706 * gensupport.c (first_dir_md_include): Renamed from include;
10707 change all references.
10708 (last_dir_md_include): Renamed from last_include; change all
10710 (init_md_reader): Unconditionally initialize base_dir whether or
10711 not filename is a relative path.
10713 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
10715 * config/fp-bit.c (_unord_f2): Compile it in even if
10716 US_SOFTWARE_GOFAST is enabled.
10718 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
10719 NULL_RTX. Set all HFmode operations as NULL_RTX.
10720 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
10721 NULL_RTX, try reversing the comparison and the operands.
10723 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10725 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
10726 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
10729 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
10731 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
10733 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10735 * basic-block.h (fixup_abnormal_edges): Declare.
10736 * reload1.c (fixup_abnormal_edges): New function.
10737 * reg-stack.c (convert_regs): Use it.
10739 * gcse.c (insert_insn_end_bb): Handle trapping insns.
10741 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
10743 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
10745 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
10746 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
10747 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
10748 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
10749 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
10750 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
10751 unless x and y could be infinite.
10752 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
10753 Check that the common type of both arguments is a real, even for
10754 targets without unordered comparisons. Allow an integer argument
10755 to be compared against a real.
10756 (expand_tree_builtin): Use expand_unordered_cmp.
10757 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
10758 * cse.c (fold_rtx): Likewise. Fix indentation.
10759 * fold-const.c (fold_real_zero_addition_p): New.
10760 (fold): Use it, and the new HONOR_... macros.
10761 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
10762 * jump.c (reversed_comparison_code_parts): After searching for
10763 the true comparison mode, use HONOR_NANS to decide whether it
10764 can be safely reversed.
10765 (reverse_condition_maybe_unordered): Remove IEEE check.
10766 * simplify-rtx.c (simplify_binary_operation): Use the new macros
10767 to decide which simplifications are valid. Allow the following
10768 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
10769 and (a - -b) to (a + b).
10770 (simplify_relational_operation): Use HONOR_NANS.
10771 * doc/tm.texi: Document the MODE_HAS_... macros.
10773 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
10775 * combine.c (simplify_comparison): If simplifying a logical shift
10776 right and compare with constant, force the comparison to unsigned.
10778 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
10780 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
10782 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
10784 (alt_reg_names): Remove % for vrsave.
10786 2002-03-06 Richard Henderson <rth@redhat.com>
10788 PR optimization/5844
10789 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
10790 if used indicates we've already emitted one copy of an operand.
10791 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
10792 (gen_split): Supply a non-null used.
10794 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10796 * reload1.c (reload): Unshare all rtl after reload is done.
10798 * simplify-rtx.c (simplify_plus_minus): Do not abort,
10799 but simply fail if the expression is too complex to simplify.
10800 (simplify_gen_binary): Handle simplify_plus_minus failures.
10802 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
10804 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
10805 consistently call delete_trivially_dead_insns after CSE and GCSE;
10806 fix DFI_life dumping; do jump threading after liveness; do crossjumping
10807 after liveness2; update comment in last crossjumping.
10808 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
10810 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
10812 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
10813 after completing fast dead code elimination.
10815 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
10818 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
10820 * version.c: Fix misplaced leading blanks on first line.
10822 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
10824 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
10826 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
10828 * cfgcleanup.c (mentions_nonequal_regs): New function.
10829 (thread_jump): Use it.
10830 * toplev.c (rest_of_compilation): Run jump threading after
10833 2002-03-06 Jakub Jelinek <jakub@redhat.com>
10835 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
10838 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
10840 * predict.c (estimate_bb_frequencies): Do not reload the
10841 frequencies from notes.
10843 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
10845 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
10846 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
10848 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
10849 delete_noop_moves): Return indeger.
10850 * flow.c (ndead): New variable.
10851 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
10852 BB argument; update callers.
10853 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
10854 (life_analysis): Do not call purge_all_dead_edges.
10855 (update_life_info): Return number of deleted insns; print statistics.
10856 (update_life_info_in_dirty_blocks): likewise.
10857 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
10858 return number of insns deleted.
10860 * cse.c: Include timevar.h
10861 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
10862 iterate until stabilizes; print statistics; return number of killed
10864 * Makefile.in: (cse.o): Add timevar.h dependency
10865 * rtl.h (delete_trivially_dead_insns): New.
10866 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
10867 * toplev.c (rest_of_compilation): Update callers.
10869 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
10870 (try_optimize_cfg): Do not update liveness.
10871 (cleanup-cfg): Loop until try_optimize_cfg and dead code
10872 removal stabilizes; use delete_trivially_dead_insns.
10874 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
10876 2002-03-05 Zack Weinberg <zack@codesourcery.com>
10878 * cppmain.c (setup_callbacks): Disable #pragma and #ident
10879 callbacks when processing assembly language.
10881 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10883 * pa.h (ASM_FILE_END): Define.
10884 * som.h (ASM_FILE_END): Delete.
10886 * pa.c (function_arg): Don't pass floats in general registers in
10887 indirect calls if TARGET_ELF32.
10889 2002-03-05 Richard Henderson <rth@redhat.com>
10891 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
10893 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
10895 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
10897 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10899 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
10900 -r command line. Don't hide any symbols if not building
10903 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
10905 * cfg.c (dump_flow_info): Warn about profile mismatches.
10906 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
10907 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
10909 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10911 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
10912 wide volatile memory by parts.
10914 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10916 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
10919 2002-03-05 Richard Henderson <rth@redhat.com>
10921 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
10923 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10925 * toplev.c (documented_lang_options): Document more
10926 language-specific options.
10927 * doc/invoke.texi (Warning Options): Correct documentation for
10928 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
10929 * c-decl.c (c_decode_option): Use a table to handle warning options.
10931 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
10933 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
10934 parameter to mmix_encode_section_info.
10935 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
10936 relocatably. Always produce ELF, not mmo if linking relocatably.
10937 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
10938 first is non-zero, don't add symbol prefix.
10939 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
10940 prototype accordingly.
10942 2002-03-04 Krister Walfridsson <cato@df.lth.se>
10944 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
10946 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
10948 * configure.in: Increase required makeinfo version to 4.1.
10949 * configure: Regenerate.
10951 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10953 * .cvsignore: Remove *.info* and genrtl*; these files are generated
10956 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
10958 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
10959 * doc/invoke.texi: Fix @math uses.
10961 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10963 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
10966 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
10968 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
10969 (powerpc-*-eabisimaltivec*): Same.
10971 * config/rs6000/t-ppcendian: New.
10973 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10975 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
10976 nonimmediate_src_operand and nonimmediate_lsrc_operand to
10977 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
10979 2002-03-03 Richard Henderson <rth@redhat.com>
10981 * toplev.c (rest_of_decl_compilation): Revert last two changes.
10983 2002-03-03 Zack Weinberg <zack@codesourcery.com>
10985 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
10986 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
10987 tree.c, config/m68k/m68k.c:
10988 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
10989 REAL_ARITHMETIC blocks unconditional. Delete some further
10990 #ifdef blocks predicated on REAL_ARITHMETIC.
10991 * flags.h, toplev.c: Delete remaining references to
10992 flag_pretend_float.
10994 * doc/invoke.texi: Remove documentation of -fpretend-float.
10995 * doc/tm.texi: Describe the various REAL_* macros as provided by
10996 real.h, not by the target configuration files.
10998 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
10999 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
11000 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
11001 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
11002 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
11003 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
11004 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
11005 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
11006 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
11007 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
11008 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
11009 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
11010 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
11011 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
11012 config/xtensa/xtensa.h:
11013 Do not define, undefine, or mention in comments any of
11014 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
11015 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
11016 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
11017 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
11018 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
11019 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
11020 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
11021 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
11022 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
11024 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11026 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
11027 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
11028 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
11029 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
11030 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
11031 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
11033 * defaults.h (BITS_PER_WORD): Define.
11034 * doc/tm.texi (BITS_PER_WORD): Document default value.
11036 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
11037 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
11038 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
11040 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11042 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
11043 lieu of explicit sizeof/sizeof.
11044 * i386.c (override_options, ix86_init_mmx_sse_builtins,
11045 ix86_expand_builtin): Likewise.
11046 * mips.c (mips_add_gc_roots): Likewise.
11047 * mmix.c (mmix_output_condition): Likewise.
11048 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
11049 altivec_init_builtins): Likewise.
11050 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
11051 * cppexp.c (Nsuff, parse_number): Likewise.
11052 * cppinit.c (builtin_array_end): Likewise.
11053 * gcc.c (n_default_compilers, process_command): Likewise.
11054 * genpreds.c (output_predicate_decls): Likewise.
11055 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
11056 * lcm.c (N_ENTITIES): Likewise.
11057 * stor-layout.c (set_sizetype): Likewise.
11059 2002-03-03 Richard Henderson <rth@redhat.com>
11061 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
11062 for types or labels.
11064 2002-03-03 Richard Henderson <rth@redhat.com>
11066 * c-decl.c (start_decl): Initialized variables are not common.
11068 2002-03-02 Per Bothner <per@bothner.com>
11070 * gcc.c (option_map): Suport new --bootclasspath option.
11071 --CLASSPATH is now just an alias for --classpath.
11073 2002-03-02 Richard Henderson <rth@redhat.com>
11075 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
11076 load if "internal" visibility.
11077 * doc/extend.texi: Document visibility meanings.
11079 2002-03-02 Richard Henderson <rth@redhat.com>
11081 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
11082 to functions as well.
11084 2002-03-02 Richard Henderson <rth@redhat.com>
11086 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
11087 (handle_visibility_attribute): Don't call assemble_visibility.
11088 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
11089 without asmspec. Invoke assemble_alias when needed.
11090 * varasm.c (maybe_assemble_visibility): New.
11091 (assemble_start_function, assemble_variable, assemble_alias): Use it.
11093 2002-03-02 Richard Henderson <rth@redhat.com>
11095 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
11096 invoke ENCODE_SECTION_INFO with first call flag.
11098 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
11099 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
11100 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
11101 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
11102 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
11103 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
11104 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
11105 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
11106 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
11107 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
11108 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
11109 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
11110 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
11111 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
11112 config/mcore/mcore-protos.h, config/mcore/mcore.c,
11113 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
11114 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
11115 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
11116 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
11117 config/sh/sh.h, config/sparc/sparc.h,
11118 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
11119 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
11120 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
11121 FIRST argument. As needed, examine it and do nothing.
11123 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
11124 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
11125 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
11127 * config/arm/t-pe (pe.o): Add dependencies.
11129 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11131 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
11132 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
11133 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
11134 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
11135 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
11136 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
11137 * defaults.h (BITS_PER_UNIT): Define.
11138 * doc/tm.texi (BITS_PER_UNIT): Document default value.
11140 2002-03-02 Kazu Hirata <kazu@hxi.com>
11142 * config/h8300/h8300-protos.h: Add a prototype for
11143 compute_a_shift_length.
11144 * config/h8300/h8300.c (h8300_asm_insn_count): New.
11145 (compute_a_shift_length): Likewise.
11146 (h8300_adjust_insn_length): Do not adjust insn length of shift
11148 * config/h8300/h8300.md (anonymous shift patterns): Use
11149 compute_a_shift_length.
11151 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11153 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
11154 trunc_int_for_mode.
11156 * emit-rtl.c (offset_address): Call update_temp_slot_address.
11158 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11160 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
11161 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
11162 * flags.h (flag_zero_initialized_in_bss): Declare.
11163 * toplev.c (flag_zero_initialized_in_bss): New flag.
11164 (lang_independent_options): Add flag_zero_initialized_in_bss.
11165 * tree.c (initializer_zerop): New function.
11166 * tree.h (initializer_zerop): Declare.
11167 * varasm.c (assemble_variable): If we can emit bss, put zero
11168 initializers in the bss section.
11170 2002-03-02 Alan Modra <amodra@bigpond.net.au>
11172 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
11173 like more than one symbol per .weak directive.
11175 2002-03-01 Richard Henderson <rth@redhat.com>
11177 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
11178 adjust argument_pointer by pretend_args_size.
11179 (ia64_va_start): Adjust va_start address by -pretend_args_size.
11181 2002-03-01 Kazu Hirata <kazu@hxi.com>
11183 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
11185 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
11187 * toplev.c (rest_of_compilation): Delete dead jumptables before
11189 * flow.c (delete_dead_jumptables): Make global.
11190 * rtl.h (delete_dead_jumptables): Declare.
11192 2002-03-01 David Edelsohn <edelsohn@gnu.org>
11194 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
11195 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
11196 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
11198 2002-03-01 Kazu Hirata <kazu@hxi.com>
11200 * config/h8300/h8300-protos.h: Fix formatting.
11201 * config/h8300/h8300.c: Likewise.
11202 * config/h8300/h8300.h: Likewise.
11204 2002-03-01 Kazu Hirata <kazu@hxi.com>
11206 * config/h8300/h8300.c (print_operand): Support 16-bit
11207 constant addresses.
11208 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
11210 2002-02-28 Richard Henderson <rth@redhat.com>
11212 * expmed.c (store_bit_field): Prevent generation of CONCATs;
11213 pun complex values as integers; use gen_lowpart instead of
11215 (extract_bit_field): Likewise.
11217 2002-03-01 Alan Modra <amodra@bigpond.net.au>
11218 David Edelsohn <edelsohn@gnu.org>
11220 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
11221 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
11222 (SUPPORTS_WEAK): Likewise.
11223 * output.h (add_weak): Add tree param.
11224 * varasm.c (add_weak): Likewise. Save decl.
11225 (struct weak_syms): Add decl field.
11226 (mark_weak_decls): New function.
11227 (init_varasm_once): ggc_add_root mark_weak_decls.
11228 (assemble_start_function): Use ASM_WEAKEN_DECL.
11229 (assemble_variable): Likewise.
11230 (assemble_alias): Likewise.
11231 (declare_weak): Pass decl to add_weak.
11232 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
11233 (remove_from_pending_weak_list): Declare and define for
11235 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
11236 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
11237 * defaults.h (SUPPORTS_WEAK): Likewise.
11238 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11239 .weak for code sym. Do emit .size for descriptor sym.
11240 (ASM_DECLARE_FUNCTION_SIZE): Define.
11241 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
11242 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
11243 .lglobl unless TARGET_XCOFF. Formatting fixes.
11244 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11245 .weak for code sym.
11246 (HANDLE_PRAGMA_WEAK): Remove.
11247 (ASM_WEAKEN_LABEL): Remove.
11248 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
11250 2002-03-01 Jason Merrill <jason@redhat.com>
11252 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
11253 (TARGET_EXPR_CLEANUP): New macro.
11255 2002-02-28 Steve Ellcey <sje@cup.hp.com>
11257 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
11258 to take ptr_extend into account as third type of extension.
11259 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
11260 fields used by SUBREG_PROMOTED_UNSIGNED_P.
11261 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
11262 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
11263 * calls.c (precompute_arguments): Use new macro.
11264 (expand_call): Ditto.
11265 * combine.c (nonzero_bits): Ditto.
11266 (record_promoted_value): Ditto.
11267 * expr.c (store_expr): Ditto.
11268 (expand_expr): Ditto.
11269 * function.c (assign_parms): Ditto.
11271 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
11273 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
11274 override -shared and -shared-libgcc.
11276 2002-02-28 David O'Brien <obrien@FreeBSD.org>
11278 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
11280 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
11283 2002-02-28 Richard Henderson <rth@redhat.com>
11285 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
11286 4 cycle latency from MM producers.
11287 (ia64_internal_sched_reorder): Likewise with pipeline flush.
11289 2002-02-28 Jakub Jelinek <jakub@redhat.com>
11291 * mklibgcc.in: Don't use GNU make extension.
11293 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11295 * c-parse.in (STATIC): New terminal.
11296 (scspec): New non-terminal. Update productions accordingly.
11297 (program): Remove bogus ifc / end ifc.
11298 (array_declarator): Simplify production using STATIC.
11300 2002-02-28 Jim Meyering <meyering@lucent.com>
11302 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
11303 \a still means TARGET_BELL.
11305 2002-02-28 Richard Henderson <rth@redhat.com>
11307 * haifa-sched.c (sched_emit_insn): New.
11308 (schedule_block): Use last_scheduled_insn to track last insn.
11309 * sched-int.h (sched_emit_insn): Prototype.
11310 * config/ia64/ia64.c (last_issued): Remove.
11311 (ia64_variable_issue): Don't set it.
11312 (nop_cycles_until): Use sched_emit_insn.
11314 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
11316 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
11317 extended constants.
11319 2002-02-28 Kazu Hirata <kazu@hxi.com>
11321 * config/h8300/h8300.c: Fix formatting.
11322 * config/h8300/h8300.h: Likewise.
11324 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
11326 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
11327 which may overwrite the high byte of the frame pointer.
11329 2002-02-28 Bo Thorsen <bo@suse.de>
11331 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
11332 (STARTFILE_SPEC): Add 64 bit files.
11333 (ENDFILE_SPEC): Likewise.
11335 2002-02-28 Jason Merrill <jason@redhat.com>
11337 * c-decl.c (finish_function): Only warn about missing return
11338 statement with -Wreturn-type.
11340 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
11342 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
11344 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
11345 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
11347 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
11349 * basic-block.h (BB_REACHABLE): Renumber.
11350 (BB_DIRTY, BB_NEW): New flags.
11351 (clear_bb_flags): Declare.
11352 (update_life_info_in_dirty_blocks): Declare.
11353 * cfg.c (clear_bb_flags): New function.
11354 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
11355 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
11356 reorder_insns, emit_insn_after): Mark block as dirty.
11357 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
11358 (update_life_info_in_dirty_blocks): New function.
11359 * recog.c (apply_change_group): Dirtify block.
11361 * cse.c (cse_insn): Reorder emitting of jump insn to keep
11363 * gcse.c (delete_null_pointer_checks): Likewise.
11365 * toplev.c (dump_file_index): Move cse2 after bp,
11367 (dump_file_info): Similary.
11368 (rest_of_compilation): Avoid most of CFG rebuilds;
11369 do first if converision after null pointer checks, do cse2
11370 after branch prediction; avoid full liveness rebuild after
11371 initializing subregs.
11372 * invoke.texi (-d options): Document -du, renumber.
11374 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
11375 (notice_new_block): Do not set BB_UPDATE_LIFE.
11376 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
11377 merge_blocks_move_successor_nojumps, merge_blocks,
11378 try_crossjump_to_edge): Likewise.
11379 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
11380 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
11381 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
11382 (merge_of_block): Do not use life_data_ok.
11383 (find_if_case_1): Do not use SET_UPDATE_LIFE.
11384 (if_convert): Use BB_DIRTY mechanizm to update life.
11385 * lcm.c (optimize_mode_switching): Update
11386 update_life_info_in_dirty_blocks
11388 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11390 * Makefile.in (integrate.o): Update.
11391 * c-decl.c (copy_lang_decl): Rename.
11392 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11393 * integrate.c: Include langhooks.h.
11394 (copy_decl_for_inlining): Update to use langhook.
11395 * langhooks-def.h (lhd_do_nothing_t,
11396 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
11397 (LANG_HOOKS_INITIALIZER): Update.
11398 * langhooks.c (lhd_do_nothing_t): New.
11399 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
11400 * tree.h (copy_lang_decl): Remove.
11402 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11404 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
11406 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
11407 POST_DEC, and POST_MODIFY.
11409 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11411 * c-typeck.c (digest_init): Remove unused parameter; all
11414 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
11416 * expmed.c (expand_shift): Correctly test for low part of a
11419 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
11421 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
11422 insn UIDs with insn addresses.
11424 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11426 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
11427 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
11428 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
11429 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
11430 gcc.c, toplev.c: Delete code implementing -traditional mode.
11432 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
11433 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
11434 Document removal of -traditional mode for compilation, and
11435 remove documentation only relevant to that mode.
11437 * config/nextstep.h, config/ptx4.h, config/svr4.h,
11438 config/convex/convex.h, config/d30v/d30v.h,
11439 config/i386/dgux.h, config/i386/osf1elf.h,
11440 config/i386/osfelf.h, config/i386/osfrose.h,
11441 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
11442 config/m68k/hp310.h, config/m88k/dgux.h,
11443 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
11444 config/m88k/m88k.h, config/m88k/openbsd.h,
11445 config/mips/abi64.h, config/mips/osfrose.h,
11446 config/mips/svr4-5.h, config/mips/svr4-t.h,
11447 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
11448 config/stormy16/stormy16.h: Remove all references to
11449 -traditional from target specs. Delete all mention of the
11450 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
11451 delete a couple of commented-out definitions of
11452 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
11455 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
11456 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
11458 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11460 * mklibgcc.in: Don't use \n in a line subject to
11461 interpretation by echo.
11463 2002-02-27 Graham Stott <grahams@redhat.com>
11465 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
11468 * loop.c (prescan_loop): Handle PARALLEL.
11470 * unroll.c (loop_iterations): Return 0 if the add_val for
11473 * final.c (output_operand_lossage): Constify PFX_STR.
11475 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
11477 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
11479 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
11480 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
11482 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
11484 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
11486 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
11488 * cpplex.c (_cpp_lex_token): Handle directives in macro
11490 * cpplib.c (_cpp_handle_directive): Save and restore state
11491 if parsing macro args when entering a directive.
11492 * cppmacro.c (collect_args): No need to handle directives
11493 in macro arguments.
11494 (enter_macro_context, replace_args): Use the original macro
11495 definition in case it was redefined whilst collecting arguments.
11497 * cpp.texi: Update.
11499 2002-02-26 David Edelsohn <edelsohn@gnu.org>
11501 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
11502 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
11503 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
11505 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
11506 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
11507 (load_toc_v4_PIC_2): Same.
11509 2002-02-26 Alan Modra <amodra@bigpond.net.au>
11511 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
11513 2002-02-26 Richard Henderson <rth@redhat.com>
11515 * config/alpha/alpha.md (ashldi_se): Re-enable.
11517 2002-02-26 Richard Henderson <rth@redhat.com>
11519 * config/alpha/alpha.c (alpha_encode_section_info): Examine
11520 MODULE_LOCAL_P; improve commentary.
11522 2002-02-26 Zack Weinberg <zack@codesourcery.com>
11524 * doc/cpp.texi: Clarify documentation of relationship between
11525 #line and #include.
11527 2002-02-26 Kazu Hirata <kazu@hxi.com>
11529 * config/h8300/h8300-protos.h: Update the prototype for
11530 compute_logical_op_length. Add the prototype for
11531 compute_logical_op_cc.
11532 * config/h8300/h8300.c (compute_logical_op_length): Figure out
11533 code from operands.
11534 (compute_logical_op_cc): New.
11535 * config/h8300/h8300.md: Combine all the logical op patterns
11536 in HImode and SImode. Use compute_logical_op_cc.
11538 2002-02-26 Kelley Cook <kelleycook@comcast.net>
11540 * config/i386/i386.c (print_operand): Don't append ATT-style
11541 length suffixs to x87 opcodes when in Intel mode.
11543 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
11545 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
11546 (init_emit_once): Update calls.
11547 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
11548 (init_syntax_once): Prototype.
11550 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
11552 * pa-linux.h (LIB_SPEC): Update definition.
11553 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
11555 2002-02-26 Richard Henderson <rth@redhat.com>
11557 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
11558 if we emitted a stop bit.
11560 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11562 * configure.in (libgcc_visibility): Substitute.
11563 * configure: Rebuilt.
11564 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
11565 defined symbols .hidden.
11567 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11569 * attribs.c (c_common_attribute_table): Add visibility.
11570 (handle_visibility_attribute): New function.
11571 * varasm.c (assemble_visibility): New function.
11572 * output.h (assemble_visibility): Add prototype.
11573 * tree.h (MODULE_LOCAL_P): Define.
11574 * crtstuff.c (__dso_handle): Use visibility attribute.
11575 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
11576 for MODULE_LOCAL_P symbols too.
11577 * config/ia64/ia64.c (ia64_encode_section_info): Handle
11578 MODULE_LOCAL_P symbols the same way as local symbols.
11579 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
11580 into .sdata/.sbss by the user.
11581 * doc/extend.texi (Function Attributes): Document visibility
11584 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11587 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
11588 STRING_CST initializer spanning the whole variable without
11590 If expand_expr returned MEM, don't use it.
11592 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
11594 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
11595 generate a die for the lexical block.
11597 2002-02-26 Kazu Hirata <kazu@hxi.com>
11599 * config/h8300/h8300-protos.h: Add a prototype for
11600 compute_logical_op_length.
11601 * config/h8300/h8300.c (compute_logical_op_length): New.
11602 * config/h8300/h8300.md (anonymous logical patterns): Use
11603 compute_logical_op_length for length.
11605 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11607 * dwarf2out.c (modified_type_die): Do not call type_main_variant
11609 (gen_type_die): Same.
11611 * attribs.c (handle_vector_size_attribute): Set debug information.
11613 2002-02-26 Daniel Egger <degger@fhm.edu>
11615 * config/rs6000/rs6000.md: Swap define_insn attributes to
11616 fix incorrect generation of merge high instructions instead
11619 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11621 * c-typeck.c (really_start_incremental_init): Use
11622 bitsize_zero_node for vectors.
11624 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11626 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
11627 ("*set_vrsave_internal"): Same.
11629 2002-02-25 Richard Henderson <rth@redhat.com>
11631 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
11632 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
11634 2002-02-25 Jakub Jelinek <jakub@redhat.com>
11637 * config/i386/i386.c (ix86_return_pops_args): Only pop
11638 fake structure return argument if it was passed on the stack.
11640 2002-02-25 Jason Merrill <jason@redhat.com>
11642 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
11645 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11647 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
11648 link with shared_name only.
11649 * doc/invoke.texi (Link Options): Document new behavior.
11651 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11653 * c-typeck.c (push_init_level): Handle vectors.
11655 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11657 * config/sparc/sparc.c (const64_high_operand): Zero-extend
11658 operands of SPARC_SETHI_P.
11659 (input_operand): Likewise.
11660 (sparc_emit_set_const32): Likewise.
11661 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
11662 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
11663 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
11664 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
11665 (movdi_insn_sp64_vis): Likewise.
11666 (movdi split, movdf split): Use SETHI32.
11667 * doc/md.texi: Document SPARC constraints L, M and N.
11669 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11671 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
11672 ("*set_vrsave_internal"): use mfspr for Darwin.
11674 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
11675 gen_get_vrsave_internal.
11677 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11679 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
11681 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
11683 * cpplex.c (cpp_interpret_charconst): Get signedness or
11684 otherwise of wide character constants correct.
11685 * cppexp.c (lex): Get signedness of wide charconsts correct.
11687 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11689 * optabs.c (widen_operand): Only call convert_modes for
11690 promoted SUBREG if signedness matches.
11691 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
11693 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11695 * cpplib.c (glue_header_name): Use local buffer to build up
11698 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11700 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
11702 2002-02-23 Kazu Hirata <kazu@hxi.com>
11704 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
11705 H8/300[HS] separately.
11706 * config/h8300/h8300.md: Remove the early clobber constraint
11707 from bit field patterns.
11709 2002-02-23 Kazu Hirata <kazu@hxi.com>
11711 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
11713 (mulhisi3): Likewise.
11714 (umulqisi3): Likewise.
11715 (umulhisi3): Likewise.
11717 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11719 * cppinit.c (output_deps): Correct test for stdout output.
11720 (init_dependency_output): Cure warning.
11722 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11724 * expr.c (store_expr): When converting expression to promoted
11725 equivalent type, allow using SUBREG_REG of TARGET as the target
11726 of the expansion of EXP.
11727 * loop.c (basic_induction_var, case SUBREG): Always look inside.
11728 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
11729 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
11730 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
11731 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
11733 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
11735 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
11736 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
11737 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
11739 2002-02-23 Jakub Jelinek <jakub@redhat.com>
11741 PR optimization/5747
11742 * loop.c (scan_loop): Update reg info if move_movables created new
11745 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11747 * gcc.c (init_gcc_spec): Revert last change.
11749 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11751 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
11752 gpc_reg_operand constraint.
11754 2002-02-23 Alan Modra <amodra@bigpond.net.au>
11756 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
11757 Simplify comparison of `low'.
11758 (add_operand): Fix formatting.
11759 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
11760 (mask_operand): Disallow mask to wrap in 64-bit mode.
11761 (rs6000_stack_info): Remove redundant test setting push_p.
11762 (output_toc): Fix formatting.
11763 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
11764 cc_reg_not_cr0_operand constraint.
11765 (booldi3, boolcdi3 splitters): Same.
11767 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
11769 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
11771 2002-02-22 David Edelsohn <edelsohn@gnu.org>
11773 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
11774 gcc invoked with -shared-libgcc.
11776 2002-02-22 Jakub Jelinek <jakub@redhat.com>
11779 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
11780 decl if any of elements was TREE_USED.
11782 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
11784 * config/sparc/sol2.h: Don't include sys/mman.h.
11785 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
11786 (arith_4096_operand): Don't throw high bits away.
11787 (const64_operand): Take sign extension of CONST_INTs into account.
11788 (const64_high_operand, sparc_emit_set_const32): Likewise.
11789 (GEN_HIGHINT64): Likewise.
11790 (sparc_emit_set_const64_quick1): Likewise.
11791 (const64_is_2insns): Likewise.
11792 (print_operand): Use trunc_int_for_mode for sign extension.
11793 * config/sparc/sparc.h (SMALL_INT32): Likewise.
11794 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
11795 chars. Assume CONST_INT is already properly sign-extended.
11796 (movdi split): Sign-extend each SImode part.
11797 (andsi3 split): Don't mask high bits off, so that result
11798 remains properly sign-extend.
11799 (iorsi3 split): Likewise.
11800 (xorsi3 split): Likewise.
11802 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
11804 * fold-const.c (fold): Fix typo in comments.
11806 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11808 * Makefile.in (langhooks.o): Update dependencies.
11810 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11812 * langhooks.c: Include flags.h.
11814 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
11816 * testsuite/gcc.dg/attr-alwaysinline.c: New.
11818 * c-common.c (c_common_post_options): Set inline trees by
11821 * doc/extend.texi (Function Attributes): Document always_inline
11823 Update documentation about inlining when not optimizing.
11825 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
11827 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
11828 unless DECL_ALWAYS_INLINE.
11830 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
11831 unless DECL_ALWAYS_INLINE.
11832 (c_disregard_inline_limits): Disregard if always_inline set.
11834 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
11835 Disregard if always_inline set.
11836 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
11837 unless DECL_ALWAYS_INLINE.
11839 * attribs.c (handle_always_inline_attribute): New.
11840 (c_common_attribute_table): Add always_inline.
11842 * config/rs6000/altivec.h: Add prototypes for builtins
11843 requiring the always_inline attribute.
11845 2002-02-21 Eric Christopher <echristo@redhat.com>
11847 * expmed.c (store_bit_field): Try to simplify the subreg
11848 before generating a new one when when the mode size of
11849 value is less than maxmode.
11851 2002-02-21 Richard Henderson <rth@redhat.com>
11853 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
11854 than gen_rtx_PLUS to form the sum.
11855 * explow.c (force_reg): Rearrange to not allocate new pseudo
11856 when force_operand returns a register.
11857 * expr.c (expand_assignment): Allow offset_rtx expansion to
11858 return a sum. Do not force addresses into registers.
11859 (expand_expr): Likewise.
11860 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
11861 to canonicalize arithmetic that didn't simpify.
11862 (simplify_plus_minus): New argument force; update
11863 all callers. Don't split CONST unless we can do something with it,
11864 and wouldn't lose the constness of the operands.
11866 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
11867 that we generated earlier.
11869 2002-02-21 Tom Tromey <tromey@redhat.com>
11871 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11872 (output_line_info): Use constant `1', with a long explanatory
11874 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
11876 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
11878 * jump.c (redirect_jump): If old label has no UID, don't try to
11881 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
11883 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
11884 If input is constant, do shifts at compile time.
11886 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
11888 * doc/extend.texi: Fix some more overfull hboxes.
11890 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11892 PR optimization/4994
11893 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
11896 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11899 * expr.h (expand_and): Add mode argument.
11900 * expmed.c (expand_and): Add mode argument.
11901 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
11902 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
11903 * except.c (expand_builtin_extract_return_addr): Likewise.
11904 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11905 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
11906 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
11907 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
11908 * config/c4x/c4x.md: Use GEN_INT (x) instead of
11909 gen_rtx (CONST_INT, VOIDmode, x).
11911 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11914 * stmt.c (warn_if_unused_value): Move side effects test once more.
11916 2002-02-20 Torbjorn Granlund <tege@swox.com>
11918 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
11919 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
11921 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
11923 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
11924 SUBREG or ZERO_EXTEND.
11926 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
11928 * sh.h (current_function_anonymous_args): Remove.
11929 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
11930 of current_function_varargs and current_function_stdarg is set.
11931 * sh.c (sh_expand_prologue): Check current_function_varargs /
11932 current_function_stdarg / TARGET_SH5 instead of
11933 current_function_anonymous_args.
11935 * sh64.h (TARGET_VERSION): Define.
11937 2002-02-20 David Edelsohn <edelsohn@gnu.org>
11939 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
11940 VRSAVE_REGNO on TARGET_ALTIVEC.
11942 2002-02-20 Alan Modra <amodra@bigpond.net.au>
11944 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
11945 bits of SImode const_int.
11946 (includes_rshift_p): Likewise.
11947 (print_operand): Call mask_operand and mask64_operand with correct
11949 (rs6000_output_function_epilogue): Pad traceback table to word.
11950 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
11951 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
11952 mask64_operand with correct mode.
11953 (FUNCTION_ARG_REGNO_P): Correct parentheses.
11955 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11958 * varasm.c (get_pool_constant_mark): New.
11959 * rtl.h (get_pool_constant_mark): Add prototype.
11960 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
11961 be represented if it has not been output.
11963 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11965 * combine.c (do_SUBST): Sanity check substitutions of
11966 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
11967 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
11968 CONST_INT into its operand.
11969 (known_cond): Likewise, for ZERO_EXTEND.
11970 * simplify-rtx.c (simplify_unary_operation): Fix condition to
11971 allow for simplification of wide modes. Reject CONST_INTs in
11972 ZERO_EXTEND when their actual mode is not given.
11974 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11976 * c-decl.c (pushdecl): If no global declaration is found for an
11977 extern declaration in block scope, try a limbo one.
11979 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11982 * c-common.c (pointer_int_sum): Moved from...
11983 * c-typeck.c (pointer_int_sum): ...here.
11984 * c-common.h (pointer_int_sum): Add prototype.
11986 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11989 * c-decl.c (duplicate_decls): Return 0 if issued error about
11992 2002-02-20 Roger Sayle <roger@eyesopen.com>
11993 Jakub Jelinek <jakub@redhat.com>
11996 * tree.c (host_integerp): Ensure that the constant integer is
11997 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
11998 when pos is zero or non-zero respectively. Clarify comment.
11999 * c-format.c (check_format_info_recurse): Fix host_integerp
12000 usage; the pos argument should be zero when assigning to a
12001 signed HOST_WIDE_INT.
12003 2002-02-20 Richard Henderson <rth@redhat.com>
12005 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
12006 of the operand, rather than assuming TImode.
12007 (ix86_expand_binop_builtin): Cope with commutative patterns
12008 using nonimmediate_operand for both operands.
12009 (ix86_expand_timode_binop_builtin): Likewise.
12010 (ix86_expand_store_builtin): Validate operand 1.
12011 (ix86_expand_unop1_builtin): Likewise.
12013 2002-02-20 Philip Blundell <philb@gnu.org>
12016 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
12018 2002-02-20 Richard Henderson <rth@redhat.com>
12021 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
12023 2002-02-20 Tom Tromey <tromey@redhat.com>
12025 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12026 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12027 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12028 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12029 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
12032 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
12034 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
12035 for (const_int 0) in X not just INTVAL.
12037 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
12039 * doc/extend.texi: Avoid or reduce overfull hboxes.
12041 2002-02-20 Diego Novillo <dnovillo@redhat.com>
12043 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
12044 operations if the field does not start at a mode boundary.
12046 2001-02-20 Joel Sherrill <joel@OARcorp.com>
12048 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
12049 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
12050 Also done for -Acpu and -Amachine.
12052 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
12054 * cppinit.c (init_dependency_output): Take deps output file
12055 from -o if none given with -MF. Suppress normal output.
12056 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
12057 * doc/cpp.texi, doc/invoke.texi: Update.
12059 2002-02-19 Zack Weinberg <zack@codesourcery.com>
12061 * toplev.c (output_quoted_string): Write unprintable
12062 characters with octal escapes.
12064 2002-02-19 David Edelsohn <edelsohn@gnu.org>
12066 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
12067 really_call_used[VRSAVE_REGNO] if not Altivec.
12069 2002-02-19 Alan Modra <amodra@bigpond.net.au>
12071 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
12073 (constant_pool_expr_1): Fix formatting.
12074 (rs6000_legitimize_reload_address): Likewise.
12076 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12078 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
12079 now that we have one.
12081 2002-02-19 Zack Weinberg <zack@codesourcery.com>
12083 * tree.h (struct tree_common): Remove aux. Add unused_0 at
12084 end of first block of bitfields (which was only seven bits);
12085 rename dummy to unused_1; remove comment which is no longer true.
12087 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
12089 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
12091 2002-02-19 Philip Blundell <pb@nexus.co.uk>
12094 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
12098 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
12099 arm_is_longcall_p rather than inspecting call-type cookie
12101 (call_value_insn) [TARGET_THUMB]: Likewise.
12103 2002-02-19 Graham Stott <grahams@redhat.com>
12105 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
12107 2002-02-19 David Edelsohn <edelsohn@gnu.org>
12109 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
12110 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
12111 (FP_SAVE_INLINE): Delete.
12113 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
12114 * config/rs6000/eabi.asm: Remove ABI save restore routines.
12115 * config/rs6000/t-ppccomm: Build crtsavres.o.
12116 * config/rs6000/crtsavres.asm: New file.
12118 2002-02-19 Philip Blundell <philb@gnu.org>
12120 * config/arm/arm.c (use_return_insn): Don't reject interrupt
12122 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
12123 (output_return_instruction): Allow interrupt functions to return with
12124 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
12125 (arm_expand_prologue): Subtract 4 before stacking LR in an
12126 interrupt function.
12128 2002-02-19 Philip Blundell <pb@nexus.co.uk>
12130 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
12131 decl, not just FUNCTION_DECL.
12132 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
12133 (arm_assemble_integer): Likewise.
12134 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
12137 2002-02-19 matthew green <mrg@eterna.com.au>
12139 * config.gcc (sparc-*-netbsdelf*): Enable target.
12140 (sparc64-*-netbsd*): New target.
12141 * config/sparc/netbsd-elf.h: New file.
12142 * config/sparc/t-netbsd64: New file.
12144 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
12146 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
12148 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
12150 * doc/invoke.texi: explicitly list the style guidelines that
12151 -Weffc++ checks for.
12153 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
12155 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
12157 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
12160 * gcc.c (cpp_unique_options): Treat -o as indicating object file
12161 only if not -E. If -E, pass -o through to the preprocessor.
12163 2002-02-19 Kazu Hirata <kazu@hxi.com>
12165 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
12166 register number with an appropriate macro.
12168 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12170 * doc/rtl.texi (Constants): Close @code tag.
12172 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
12174 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
12175 ("mmx_uavgv4hi3"): Same.
12176 ("pmulhrwv4hi3"): Same.
12178 * tree-inline.c (walk_tree): Handle vectors.
12180 * c-common.c (constant_expression_warning): Handle vectors.
12181 (overflow_warning): Same.
12183 * sched-deps.c (sched_analyze_2): Handle vectors.
12185 * rtlanal.c (rtx_unstable_p): Handle vectors.
12186 (rtx_varies_p): Same.
12187 (count_occurrences): Same.
12188 (regs_set_between_p): Same.
12189 (modified_between_p): Same.
12190 (modified_in_p): Same.
12191 (volatile_insn_p): Same.
12192 (volatile_refs_p): Same.
12193 (side_effects_p): Same.
12194 (may_trap_p): Same.
12195 (inequality_comparisons_p): Same.
12196 (replace_regs): Same.
12197 (computed_jump_p_1): Same.
12199 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
12201 (inner_mode_array): New.
12202 (copy_rtx): Handle vectors.
12203 (copy_most_rtx): Same.
12204 (rtx_equal_p): Same.
12205 (get_mode_alignment): Adjust for vectors.
12207 * resource.c (mark_referenced_resources): Handle vectors.
12208 (mark_set_resources): Same.
12210 * reload1.c (eliminate_regs): Handle vectors.
12211 (elimination_effects): Same.
12212 (scan_paradoxical_subregs): Same.
12214 * reload.c (subst_reg_equivs): Handle vectors.
12216 * regrename.c (scan_rtx): Handle vectors.
12218 * regclass.c (reg_scan_mark_refs): Handle vectors.
12220 * recog.c (find_single_use_1): Handle vectors.
12222 * local-alloc.c (equiv_init_varies_p): Handle vectors.
12223 (contains_replace_regs): Same.
12224 (memref_referenced_p): Same.
12226 * integrate.c (copy_rtx_and_substitute): Handle vectors.
12227 (subst_constants): Same.
12229 * genattrtab.c (attr_copy_rtx): Handle vectors.
12230 (encode_units_mask): Same.
12231 (clear_struct_flag): Same.
12232 (count_sub_rtxs): Same.
12234 * gcse.c (want_to_gcse_p): Handle vectors.
12235 (oprs_unchanged_p): Same.
12236 (hash_expr_1): Same.
12237 (oprs_not_set_p): Same.
12238 (expr_killed_p): Same.
12239 (compute_transp): Same.
12240 (store_ops_ok): Same.
12242 * function.c (purge_addressof_1): Do not allow paradoxical subregs
12244 (fixup_var_refs_1): Same.
12245 (instantiate_virtual_regs_1): Same.
12247 * fold-const.c (operand_equal_p): Handle vectors.
12249 (rtl_expr_nonnegative_p): Same.
12251 * flow.c (mark_used_regs): Handle vectors.
12253 * df.c (df_uses_record): Handle vectors.
12255 * cselib.c (cselib_subst_to_values): Handle vectors.
12256 (cselib_mem_conflict_p): Same.
12259 * cse.c (canon_reg): Handle vectors.
12261 (cse_process_notes): Same.
12262 (count_reg_usage): Same.
12263 (canon_hash): Same.
12265 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
12267 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
12269 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
12270 (gen_rtx): Handle CONST_VECTOR.
12271 (gen_const_vector_0): New.
12272 (copy_rtx_if_shared): CONST_VECTORs can be shared.
12273 (reset_used_flags): Same.
12274 (copy_insn_1): Same.
12275 (initializer_constant_valid_p): Handle VECTOR_CST.
12277 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
12279 * doc/rtl.texi (Constants): Document const_vector.
12280 (CONST0_RTX): Update for vectors.
12281 (RTL sharing): Same.
12283 * print-tree.c (print_node): Add case for VECTOR_CST.
12285 * tree.h (TREE_VECTOR_CST_ELTS): New.
12286 (struct tree_vector): New.
12287 (union tree_node): Add vector node.
12288 (build_vector): Add prototype.
12290 * tree.def (VECTOR_CST): New.
12292 * tree.c (build_vector): New.
12294 * expmed.c (make_tree): Handle CONST_VECTOR.
12296 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
12297 (CONST_VECTOR_ELT): New.
12298 (CONST_VECTOR_NUNITS): New.
12300 * machmode.h (GET_MODE_INNER): New.
12301 (DEF_MACHMODE): Accept 8th arg.
12303 * machmode.def: Add 8th argument for vector inner mode.
12304 Add inner vector modes for vectors.
12306 * rtl.def (VEC_CONST): Remove.
12307 (CONST_VECTOR): New.
12309 * expr.c (clear_storage): Allow vectors.
12310 (is_zeros_p): Handle VECTOR_CST.
12312 * varasm.c (output_constant_pool): Handle vectors.
12313 (rtx_const): Add veclo and vechi fields.
12314 (kind): Add RTX_VECTOR.
12315 (decode_rtx_const): Add case for vector.
12317 * config/rs6000/rs6000-protos.h: Add zero_constant.
12319 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
12320 constants. Force easy vector constants into memory.
12321 (easy_vector_constant): New.
12322 (emit_easy_vector_constant): New.
12323 (rs6000_legitimize_reload_address): Do not generate bad reloads on
12326 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
12328 ("altivec_lvxl"): Same.
12329 (altivec_lvebx): Same.
12330 (altivec_lvehx): Same.
12331 (altivec_lvewx): Same.
12332 ("*movv4si_const0"): New.
12333 ("*movv4sf_const0"): New.
12334 ("*movv8hi_const0"): New.
12335 ("*movv16qi_const0"): New.
12337 2002-02-18 Kazu Hirata <kazu@hxi.com>
12339 * config/h8300/h8300.c (notice_update_cc): Use
12342 2002-02-18 Kazu Hirata <kazu@hxi.com>
12344 * config/h8300/h8300.md (divmod patterns): Change the
12345 constraints for operands[1] to register_operand.
12347 2002-02-18 Kazu Hirata <kazu@hxi.com>
12349 * config/h8300/h8300-protos.h: Remove the prototype for
12351 * config/h8300/h8300.c (p_operand): Remove.
12352 * config/h8300/h8300.md: Replace p_operand with
12355 2002-02-18 Philip Blundell <pb@nexus.co.uk>
12357 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
12359 (output_return_instruction): Allow use of LDR to unstack
12360 return addresss even for interrupt handlers or when
12361 interworking. If compiling for ARMv5, use interworking-safe
12362 return instructions by default. Remove duplicated code and
12363 lengthy "strcat" sequences.
12365 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12367 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
12368 (LINK_EH_SPEC): Define.
12369 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
12371 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12373 * config/s390/s390.c (s390_emit_prologue): Do not set the
12374 frame_related flag for call-clobbered registers.
12376 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
12378 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
12379 (construct_container): Fix handling of SSE operands.
12380 (ix86_expand_builtin): Fix handling of 64bit pointers.
12381 (mmx_maskmovq_rex): New pattern.
12383 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
12385 * regrename.c (kill_set_value): Handle subregs properly.
12387 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
12389 * objc/objc-act.c (handle_impent): Remove leading '*'
12390 from objc_class_name.
12392 2002-02-17 Richard Henderson <rth@redhat.com>
12394 * config/alpha/alpha.c (some_small_symbolic_operand,
12395 some_small_symbolic_operand_1, split_small_symbolic_operand,
12396 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
12397 Handle small SYMBOL_REFs anywhere, not just inside memories.
12398 * config/alpha/alpha-protos.h: Update.
12399 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12400 * config/alpha/alpha.md (small symbolic operand splitter): Update.
12402 2002-02-17 Roland McGrath <roland@frob.com>
12404 * config.gcc (powerpc-*-gnu-gnualtivec*,
12405 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
12406 * config/rs6000/gnu.h: New file.
12407 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
12408 Grok "gnu" in rs6000_abi_name.
12409 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
12410 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
12411 Grok -mcall-gnu analogous to -mcall-linux et al.
12412 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
12413 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
12414 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
12416 2002-02-17 Jakub Jelinek <jakub@redhat.com>
12419 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
12422 2002-02-17 Philipp Thomas <pthomas@suse.de>
12424 * config/cris/cris.h: Undefine STARTFILE_SPEC and
12425 ENDFILE_SPEC before (re)defining them.
12427 2002-02-17 Kazu Hirata <kazu@hxi.com>
12429 * config/h8300/h8300.c: Fix formatting.
12430 * config/h8300/h8300.h: Likewise.
12432 2002-02-17 Philipp Thomas <pthomas@suse.de>
12434 * doc/tm.texi: Explain why empty strings should not be
12435 marked for translation.
12437 2002-02-17 Philipp Thomas <pthomas@suse.de>
12439 * final.c (output_operand_lossage): Changed to accept
12440 printf style arguments. Change calls where necessary.
12441 * output.h (output_operand_lossage): Change declaration
12442 accordingly. Update copyright.
12443 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
12444 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
12445 Update copyright date where necessary.
12447 * config/i386/i386.c (print_operand): Likewise. Remove use of
12450 * config/cris/cris.c (cris_operand_lossage): Likewise.
12451 Rename parameter so that exgettext recognizes it as
12452 translatable message.
12453 (LOSE_AND_RETURN): Rename parameter to msgid.
12455 2002-02-17 Kazu Hirata <kazu@hxi.com>
12457 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
12458 hard coded register number with an appropriate macro.
12459 (HARD_REGNO_MODE_OK): Likewise.
12460 (ARG_POINTER_REGNUM): Likewise.
12461 (STATIC_CHAIN_REGNUM): Likewise.
12462 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
12463 * config/h8300/h8300.md (define_constants): Define more
12466 2002-02-17 Philipp Thomas <pthomas@suse.de>
12468 * config/i386/i386.h: Don't mark empty strings for translation.
12470 2002-02-16 H.J. Lu <hjl@gnu.org>
12472 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
12474 2002-02-16 Zack Weinberg <zack@codesourcery.com>
12476 * cppinit.c (merge_include_chains): Check for brack being
12477 NULL before attempting to merge it with qtail.
12479 2002-02-16 Andrew Cagney <ac131313@redhat.com>
12481 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
12484 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12486 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
12488 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12490 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
12491 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
12492 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
12494 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12496 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
12497 now only if !TARGET_FIX.
12498 (*movsi_nt_vms_fix): New pattern.
12500 2002-02-16 Douglas B Rupp <rupp@gnat.com>
12502 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
12503 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
12504 (alpha_sa_mask, alpha_sa_size): Reflect above change.
12505 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
12506 (alpha_start_function, alpha_expand_epilogue): Likewise.
12507 (unicosmk_gen_dsib): Likewise.
12509 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12511 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
12513 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
12515 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
12516 check_and_change_labels, s390_final_chunkify): Delete.
12517 (s390_split_branches, s390_chunkify_pool): New functions.
12518 (s390_function_prologue): Call them.
12520 * config/s390/s390.h (S390_REL_MAX): Delete.
12521 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
12523 * config/s390/s390.md (cjump, icjump, jump): Fix length
12524 attribute calculation.
12527 2002-02-15 David Edelsohn <edelsohn@gnu.org>
12529 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
12530 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
12532 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12534 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
12535 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
12536 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
12538 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12540 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
12542 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12544 * reload.c (find_dummy_reload): Check that an output register
12545 is valid for its mode.
12547 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
12549 * combine.c (known_cond): After replacing the REG of a SUBREG, try
12552 * function.c (assign_parms): Demote promoted argument passed by
12553 transparent reference.
12555 2001-02-14 Joel Sherrill <joel@OARcorp.com>
12557 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
12558 -Acpu() and -Amachine() to eliminate warnings.
12560 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12562 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
12564 2002-02-14 Kazu Hirata <kazu@hxi.com>
12566 * config/h8300/h8300-protos.h: Update the prototype for
12568 * config/h8300/h8300.c (const_costs): Treat SET as a little
12569 more expensive operation.
12570 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
12571 reference to const_costs.
12573 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
12575 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
12577 2002-02-14 Jakub Jelinek <jakub@redhat.com>
12580 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
12581 use arguments from newtype.
12583 2002-02-13 Eric Christopher <echristo@redhat.com>
12585 * config/mips/mips.c (override_options): Add check for march/mipsX
12586 on the same command line. Fix error message in cpu processing.
12587 Remove architecture and ISA checks.
12589 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12591 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
12593 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
12595 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12597 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
12599 ("*movv8hi_internal1"): Same.
12600 ("*movv16qi_internal1"): Same.
12601 ("*movv4sf_internal1"): Same.
12603 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
12604 not push_reload for altivec modes.
12606 2002-02-13 Joel Sherrill <joel@OARcorp.com>
12608 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
12609 all RTEMS targets including removal of #includes from config/*/rtems*.h
12610 file and adding them to tm_file setting. Added xm_defines=POSIX to
12612 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
12613 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
12614 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
12615 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
12616 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
12617 config/m68k/rtemself.h: Ditto.
12618 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
12619 config/mips/rtems64.h: Ditto.
12620 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
12621 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
12623 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
12624 config/sparc/rtemself.h: Ditto.
12625 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
12626 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
12627 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
12629 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
12630 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
12631 target made more similar to i386-elf.
12632 * config/i386/t-rtems-i386: Added soft float support and multilibs.
12633 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
12634 be similar to config/m68k/t-m68kelf.
12635 * gthr-rtems.h: Encapsulate with extern "C" for C++.
12637 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
12639 * regmove.c (kill_value): Handle subregs.
12641 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
12643 * i386.md (mul patterns): Allow memory operand to be first;
12644 add expanders where needed; fix constraints.
12645 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
12646 Allow memory operand to be the first.
12648 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
12651 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12654 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
12657 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12659 PR optimization/5547:
12660 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
12661 all valid IA-32 address modes involving non-scaled %ebx and
12662 GOT/GOTOFF as displacement.
12664 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
12666 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
12667 after emitting ltorg insns.
12669 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
12670 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
12671 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
12672 *abssf2): Fix "op_type" attribute.
12674 2002-02-13 Douglas B Rupp <rupp@gnat.com>
12676 * mkconfig.sh: Avoid using a subshell redirect.
12677 ($output.T): Change to $(output)T.
12678 (ENABLE_NLS): Remove unneeded undef.
12680 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
12681 * config/alpha/x-vms (libsubdir): Define.
12683 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
12684 register frame procedures. Optimize retrieving context.
12686 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
12687 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
12688 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
12690 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12692 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
12693 Make same change as for find_base_value.
12695 2002-02-13 Kazu Hirata <kazu@hxi.com>
12697 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
12698 of QImode and SImode.
12700 2002-02-13 Kazu Hirata <kazu@hxi.com>
12702 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
12703 length computation of movsi.
12704 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
12706 2002-02-13 Kazu Hirata <kazu@hxi.com>
12708 * config/h8300/h8300.md (subqi3): Tighten the predicate for
12709 operands[2] to register_operand.
12711 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
12713 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
12715 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
12717 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
12718 for altivec_lvx* and altivec_stvx*.
12719 ("*movv4si_internal"): Add constraint for loading from GPRs.
12720 ("*movv8hi_internal1"): Same.
12721 ("*movv16qi_internal1"): Same.
12722 ("*movv4sf_internal1"): Same.
12724 * config/rs6000/rs6000.c (altivec_register_operand): New.
12726 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
12727 altivec_register_operand.
12729 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
12731 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
12734 2002-02-13 Stan Shebs <shebs@apple.com>
12736 * c-typeck.c (digest_init): Handle vectors.
12737 (really_start_incremental_init): Same.
12738 (pop_init_level): Same.
12739 (process_init_element): Same.
12741 * varasm.c (output_constant): Same.
12743 * expr.c (clear_storage): Same.
12744 (store_constructor): Same.
12746 2002-02-12 Eric Christopher <echristo@redhat.com>
12748 * explow.c (hard_function_value): Add comment explaining
12749 signed/unsigned comparison.
12751 2002-02-12 Jakub Jelinek <jakub@redhat.com>
12753 * jump.c (never_reached_warning): Add finish argument.
12754 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
12755 real insn after end.
12756 * rtl.h (never_reached_warning): Adjust prototype.
12757 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
12758 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
12759 never_reached_warning.
12761 2002-02-12 Graham Stott <grahams@redhat.com>
12763 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
12765 2002-02-12 Kazu Hirata <kazu@hxi.com>
12767 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
12768 logical shifts on H8/300.
12769 (shift_alg_si): Improve several shifts on H8/300.
12770 (get_shift_alg): Likewise.
12772 2002-02-12 Graham Stott <grahams@redhat.com>
12774 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
12776 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12778 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
12779 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
12781 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
12783 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
12784 non-CONST_INT through default_assemble_integer.
12785 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
12786 <case 8>: Abort for CONST_DOUBLE.
12788 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12790 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
12792 * config/pa/pa-linux.h (LIB_SPEC): Delete.
12793 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12795 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
12797 * config/stormy16/stormy16.md (zero_extendqihi2): New.
12799 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
12801 * regrename.c (regrename_optimize): Don't accept a
12802 part-clobbered register if the replaced register is not part
12805 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
12806 take padding into account when computing the argument value.
12808 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
12810 * combine.c (try_combine): Apply substitutions in
12811 CALL_INSN_FUNCTION_USAGE too.
12813 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
12815 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
12816 __builtin_altivec_abs*.
12819 * config/rs6000/rs6000.h (rs6000_builtins): Add
12820 ALTIVEC_BUILTIN_ABS*.
12822 * config/rs6000/altivec.h: Use const char for builtins expecting
12824 (vec_abs): New versions for C and C++.
12827 2002-02-10 Kazu Hirata <kazu@hxi.com>
12829 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
12832 2002-02-10 Kazu Hirata <kazu@hxi.com>
12834 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
12835 constant definition from h8300.md.
12836 (FRAME_POINTER_REGNUM): Likewise.
12837 * config/h8300/h8300.md (define_constants): Add FP_REG.
12839 2002-02-10 Kazu Hirata <kazu@hxi.com>
12841 * config/h8300/h8300.c (print_operand): Remove redundant code.
12843 2002-02-10 Kazu Hirata <kazu@hxi.com>
12845 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
12846 * config/h8300/h8300.c (byte_reg): Make it static.
12848 2002-02-10 Richard Henderson <rth@redhat.com>
12851 * c-typeck.c (incomplete_type_error): Handle flexible array members.
12853 2002-02-10 Richard Henderson <rth@redhat.com>
12856 * tree.c (append_random_chars): Don't abort if main_input_filename
12859 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
12861 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
12863 2002-02-10 Kazu Hirata <kazu@hxi.com>
12865 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
12866 (pushhi1): Likewise.
12868 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
12870 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
12871 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
12873 2002-02-09 David O'Brien <obrien@FreeBSD.org>
12875 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
12877 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
12879 2002-02-09 Kazu Hirata <kazu@hxi.com>
12881 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
12882 a half of an SImode register on H8/300.
12884 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
12886 * i386.md (movdi_2): Add missing '!'.
12888 2002-02-09 Kazu Hirata <kazu@hxi.com>
12890 * config/h8300/h8300.h: Fix formatting. Remove commented-out
12893 2002-02-09 Kazu Hirata <kazu@hxi.com>
12895 * config/h8300/h8300.md (length): Correct the distance valid
12896 for the short branch.
12898 2002-02-09 Kazu Hirata <kazu@hxi.com>
12900 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
12902 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12904 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
12905 registers in SImode.
12906 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
12909 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
12912 Contribute sh64-elf.
12913 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12914 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
12915 (sh_cannot_modify_jumps_p): New function.
12916 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12917 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
12918 (sh_ms_bitfield_layout_p): New function.
12919 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
12920 Zack Weinberg <zack@codesourcery.com>
12921 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
12922 expand_simple_binop instead of expand_binop.
12923 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
12924 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
12925 use of .quad and .uaquad.
12926 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
12927 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
12928 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12929 * config/sh/sh.md (movdi_const, movdi_const_32bit,
12930 movdi_const_16bit): Make sure all CONSTs have modes.
12931 (sym2PIC): Ditto, but by adjusting all callers.
12932 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
12933 if the prologue calls the SHmedia argument decoder or register
12935 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12936 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
12937 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
12938 (sh_expand_epilogue): Don't emit USE of return target register.
12939 (prepare_move_operands): Legitimize DImode PIC addresses.
12940 (sh_media_register_for_return): Skip tr0, used to initialize the
12942 (sh_expand_prologue): Remove explicit USE of return register.
12943 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
12944 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
12945 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
12946 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
12947 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
12948 EXTRA_CONSTRAINT_T.
12949 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
12950 (MOVI_SHORI_BASE_OPERAND_P): New.
12951 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
12952 (EXTRA_CONSTRAINT_T): Define in terms of them.
12953 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
12954 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
12955 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
12956 alternatives supporting TARGET_REGS.
12957 (UNSPEC_GOTPLT): New constant.
12958 (movdi split): Move incrementing of LABEL_NUSES...
12959 (movdi_const, movdi_const_32bit): Here. Use
12960 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
12961 (movdi_const_16bit): New.
12962 (call, call_value) [flag_pic]: Use GOTPLT.
12963 (call_pop, call_value_pop): New expands.
12964 (call_pop_compact, call_pop_rettramp): New insns.
12965 (call_value_pop_compact, call_value_pop_rettramp): New insns.
12966 (sibcall) [flag_pic]: Use GOT.
12967 (builtint_setjmp_receiver): Remove bogus, unused expand.
12968 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
12969 (*pt, *ptb, ptrel): New insns.
12970 (sym2GOT): Handle DImode GOT.
12971 (sym2GOTPLT, symGOTPLT2reg): New expands.
12972 (sym2PIC): New expand.
12973 (shcompact_return_tramp): Use GOTPLT to return trampoline.
12974 (shcompact_return_tramp_i): Use return register explicitly.
12975 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
12976 disable flag_reorder_blocks.
12977 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12978 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
12979 clobbers, for clarity.
12980 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
12981 restoring of r0 in macl as MAYBE_DEAD.
12982 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
12983 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
12984 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
12985 alter_subreg all over.
12986 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
12987 reload, instead of emitting instructions that would require
12989 (casesi_load_media): Add missing modes.
12990 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
12991 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
12992 as used if the argument decoder is called.
12993 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12994 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
12995 Pmode, then extend it to DImode if necessary.
12996 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12997 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
12998 constants in FPU-enabled SHmedia, let them be loaded from memory.
12999 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
13000 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
13001 Adjust whitespace in assembly output templates.
13002 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
13003 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
13004 mode of if_then_else.
13005 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
13006 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
13008 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
13009 Joern Rennecke <amylaar@redhat.com>
13010 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
13011 (SUBTARGET_CPP_PTR_SPEC): New.
13012 (SUBTARGET_CPP_SPEC): Remove.
13013 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
13014 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
13015 Fix typo in previous checkin.
13016 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
13017 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
13018 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
13019 Alexandre Oliva <aoliva@redhat.com>
13020 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
13021 what single FP register can hold for SHmedia target.
13022 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
13023 Alexandre Oliva <aoliva@redhat.com>
13024 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
13025 Do not split into SUBREG.
13026 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
13027 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
13028 and added new functions as specified in SH5 ABI r9.
13029 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
13030 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
13032 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
13033 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
13034 gen_consttable_4 and gen_consttable_8. Emit multiple labels
13035 and consttable_window_ends.
13036 2001-06-03 Graham Stott <grahams@redhat,com>
13037 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
13038 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
13039 * config/sh/sh.c (print_operand): Handle floating-point pair,
13040 vector and matrix registers.
13041 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
13042 vector modes into account.
13043 * config/sh/sh.md (movv2sf): Split move between registers into
13045 (movv4sf, movv16sf): Introduce insns that get split only after
13047 * config/sh/shmedia.h: Fix Copyright dates.
13048 * config/sh/ushmedia.h: Likewise. Move loop counter
13049 declarations into conditionals that uses them.
13050 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
13052 * config/sh/sshmedia.h: Fix Copyright dates.
13053 (sh_media_PUTCFG): Fix constraints.
13054 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
13055 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
13056 ptrmemfunc_vbit_in_delta for SH5.
13057 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
13058 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
13059 * invoke.texi: Likewise.
13060 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
13061 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
13062 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
13063 GCC_pop_shmedia_regs_nofpu): New global symbols.
13064 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
13065 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
13066 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
13067 compact function with nonlocal labels.
13068 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
13069 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
13070 (initial_elimination_offset): Account for their stack space.
13071 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
13072 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
13073 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
13074 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
13075 least one of the operands to be a register.
13076 (movv2sf): Likewise. Renamed to movv2sf_i.
13077 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
13078 prepare_move_operands() before emitting SHmedia insns.
13079 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
13080 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
13081 Don't save nor initialize r12. Don't mis-align the stack.
13082 Pad the code with a nop.
13083 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
13085 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
13086 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
13087 [__SHMEDIA__]: Implement.
13088 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
13089 * config/sh/sh.md: Set latency of `pt' closer to reality.
13090 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
13091 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
13092 Set move, load and store type attributes.
13093 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
13094 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
13096 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
13097 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
13098 * config/sh/sh.c (sh_media_register_for_return): New function.
13099 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
13100 branch-target register.
13101 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
13102 * config/sh/sh.md (return_media_i): Use any call-clobbered
13103 branch-target register.
13104 (return_media): If r18 wasn't copied in the prologue, copy it
13106 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
13107 Clear class FP0_REGS.
13108 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
13110 2001-03-08 DJ Delorie <dj@redhat.com>
13111 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
13112 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
13113 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
13114 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
13115 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
13116 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
13117 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
13118 return value correctly for call_cookie.
13119 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
13120 * config/sh/crt1.asm (start): Modified so as to call
13121 ___setup_argv_and_call_main.
13122 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
13123 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
13125 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
13126 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
13127 (STRIP_NAME_ENCODING): Use it.
13128 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
13129 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
13130 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
13131 prepare_scc_operands().
13132 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
13133 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
13134 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
13135 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
13136 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
13137 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
13138 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
13139 used in shcompact_incoming_args.
13140 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
13142 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
13144 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
13145 Adjust accordingly.
13146 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13147 Simplify. Adjust. Add sanity check.
13148 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
13150 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
13152 (udivsi3, divsi3): Use them.
13153 (force_mode_for_call): New insn.
13154 (call, call_value, sibcall_value): Emit it before SHcompact
13156 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
13157 * config/sh/sh.md (call, call_value, sibcall): Make sure the
13158 call cookie is non-NULL before taking its value.
13159 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
13160 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
13161 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13162 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
13164 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
13165 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
13166 temporary for stack adjusts. Use MACL and MACH to pass
13167 arguments to shcompact_incoming_args.
13168 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
13170 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
13171 (nested_trampoline): Load static chain address into r1.
13172 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
13173 2001-01-07 Alexandre Oliva <aoliva@redhat.com
13174 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
13175 fp_arith_reg_operand().
13176 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
13177 * config/sh/sh.md (casesi): Sign-extend the first two operands,
13178 and use signed compares for them.
13179 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
13180 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
13181 ones properly aligned.
13182 (find_barrier): Account for extra alignment needed for 8-byte wide
13184 (machine_dependent_reorg): Require a label for the second 4-byte
13185 constant after an 8-byte one.
13186 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
13188 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13189 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
13190 last_float when switching float modes.
13191 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
13192 auto-increment for general-purpose registers.
13193 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
13195 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
13197 * config/sh/sh.c (sh_builtin_saveregs): Support using all
13198 registers for varargs.
13199 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13200 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
13201 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
13202 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
13203 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
13204 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
13205 call_cookie accordingly.
13206 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
13207 (SHCOMPACT_BYREF): Likewise.
13208 (SHCOMPACT_FORCE_ON_STACK): New macro.
13209 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
13210 (sh_builtin_saveregs): Likewise.
13211 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13212 shcompact_incoming_args): Use new shift values. Support
13213 sequences of consecutive and non-consecutive pushes/pops.
13214 * config/sh/sh.md (return): Don't explicitly use PR_REG.
13215 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
13216 * config/sh/sh.h (TEXT_SECTION): Define.
13217 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
13218 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13219 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
13220 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
13221 return values on FPU-enabled SHmedia.
13222 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
13223 FPU-enabled SHmedia.
13224 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
13225 value is returned in a non-FP reg and is not returned by
13227 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
13229 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
13230 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
13231 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
13232 quad-aligned to be passed by callee-copy reference.
13233 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13234 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
13235 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
13236 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
13237 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
13238 copying low-numbered FP regs to r7 and r8.
13239 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
13240 FP regs to general-purpose regs only if the copy was passed on the
13242 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
13243 copying FP reg to r9.
13244 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
13245 copy FP regs to general-purpose regs only in outgoing calls.
13246 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
13247 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
13249 * config/sh/sh.h (struct sh_args): Document all fields.
13250 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
13251 passed partially on the stack should not consider making
13253 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
13254 stack_regs only for incoming calls. When passing FP args,
13255 make sure there are FP regs available before modifying
13257 (SHCOMPACT_BYREF): Pass double args in general-purpose
13258 registers by reference.
13259 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
13260 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
13261 attempt to generate sibcalls if the caller got any arguments
13263 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
13264 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
13265 to 8-byte boundaries.
13266 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
13267 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
13268 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
13269 stored in the stack.
13270 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
13271 for the offsets to have the ISA bit set.
13272 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
13273 invocation. Use beq instead of bgt to mark end of sequence of
13275 (shcompact_incoming_args): Fix store of r2. Use beq instead of
13276 bgt to mark end of sequence of stores.
13277 * config/sh/sh.c (arith_operand): Don't check whether
13278 CONST_OK_FOR_J for now.
13279 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
13280 instead of long for conversion.
13281 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
13282 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
13283 before passing it to fprintf.
13284 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
13285 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
13286 Call set_fpscr before reading/writing SR.
13287 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
13289 * config/sh/lib1funcs.asm: Add `.align 2' directives before
13291 (FMOVD_WORKS): Define on SH5 with FPU.
13292 (set_fpscr): Define on SH5. Remove separate _fpscr_values
13294 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
13296 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
13297 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
13299 (ia_main_table): Ditto.
13300 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
13301 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
13302 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
13303 the definitions from sh.h.
13304 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
13306 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
13307 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
13308 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13309 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
13310 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
13311 Increment LABEL_NUSES.
13313 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
13315 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
13317 * config/sh/elf.h (SIZE_TYPE): Likewise.
13318 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13319 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13320 shcompact_incoming_args): Load switch table addresses using
13322 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13323 (NO_BUILTIN_SIZE_TYPE): Define.
13324 (SIZE_TYPE): Don't define.
13325 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13326 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
13327 definition of __SH5__=32 for -m5-compact-nofpu.
13328 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
13330 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
13331 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
13332 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
13333 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
13334 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
13335 (INSN_LENGTH_ALIGNMENT): Likewise.
13336 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13337 * config/sh/sh.md (call, call_value, sibcall): Simplify
13338 copying of non-branch-target register.
13339 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13340 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
13341 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
13342 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13343 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
13344 floating-point values as structs.
13345 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
13346 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
13347 general-purpose register.
13348 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
13349 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13350 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
13351 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
13352 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
13353 (ENCODE_SECTION_INFO): Enclose variables and constants in
13355 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
13356 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
13357 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
13358 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
13359 only for LABEL_REFs. For SYMBOL_REFs, prepend
13360 SH_DATALABEL_ENCODING to the symbol name.
13361 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
13363 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13364 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
13366 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
13367 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
13368 (DATALABEL_REF_P): Don't require CONST.
13369 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
13371 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
13372 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
13374 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13375 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
13376 Use shallow_copy_rtx and PUT_MODE to change the mode of
13377 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
13378 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
13379 on SHmedia using GENERAL_REGs.
13380 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13381 bltu_media_i): Fix reversion of conditions.
13382 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13383 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
13384 * config/sh/sh.c (output_far_jump): Save r13 in macl.
13385 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
13386 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
13387 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
13388 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
13389 (GCC_nested_trampoline): Likewise.
13390 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
13391 * config/sh/sh.c (gen_datalabel_ref): Define.
13392 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
13393 (INITIALIZE_TRAMPOLINE): Likewise.
13394 (TRAMPOLINE_ADJUST_ADDRESS): Define.
13395 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
13396 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
13397 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
13398 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
13399 (ic_invalidate): Adjust for SH5.
13400 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
13401 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
13402 _nested_trampoline.
13403 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
13404 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
13405 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
13406 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13407 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
13408 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
13409 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13410 * config/sh/sh.c (target_reg_operand): Match only target-branch
13411 registers and pseudos that aren't virtual registers.
13412 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13413 Copy operands that don't match target_reg_operand to pseudos.
13414 (call_media, call_value_media, sibcall_media): Use
13415 target_reg_operand instead of target_operand.
13416 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
13417 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
13418 * config/sh/sh.c (target_reg_operand): Match hardware registers
13419 other than branch-target registers.
13420 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
13421 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
13422 (fpscr_values) [SH5 == 32]: Define.
13423 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
13424 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13425 Handle function addresses coming in SUBREGs.
13426 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
13427 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13428 shcompact_return_trampoline): Use datalabel where appropriate.
13429 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
13430 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
13431 general-purpose register to copy one branch-target register to
13433 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13434 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
13435 SYMBOL_REFs with VOIDmode.
13436 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13437 bltu_media_i): New insns.
13438 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13439 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
13440 (INIT_CUMULATIVE_ARGS): Likewise.
13441 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
13442 * machmode.def (V16SFmode): New mode.
13443 * c-common.c (type_for_mode): Support V2SF and V16SF.
13444 * tree.c (build_common_tree_nodes_2): Likewise.
13445 * tree.h (tree_index): Likewise.
13446 * calls.c (emit_call_1): Take args_so_far. Adjust all
13447 callers. Introduce CALL_POPS_ARGS.
13448 * tm.texi (CALL_POPS_ARGS): Document.
13449 * config/sh/crt1.asm: Implement in SHmedia mode.
13450 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
13451 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
13452 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
13453 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
13454 Implement divsi and udivsi in SHmedia mode. Introduce
13455 SHcompact trampolines.
13456 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
13458 (regno_reg_class): Rewrite.
13459 (fp_reg_names): Remove.
13460 (sh_register_names, sh_additional_register_names): New.
13461 (print_operand): Added `u'. Support SUBREGs in addresses.
13462 Add parentheses around shifted CONSTs.
13463 (output_file_start): Output .mode and .abi directives.
13464 (shiftcosts, addsubcosts, multcosts): Adjust.
13465 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
13466 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
13467 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
13468 bytes, not registers. Take into account the need for the
13469 SHcompact incoming args trampoline. Adjust all callers.
13470 (sh_expand_prologue): Take stack_regs into account. Call
13471 incoming args trampoline. Keep stack aligned as per SH5 ABI.
13472 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
13473 stack aligned as per SH5 ABI.
13474 (sh_builtin_saveregs): Support SH5 ABI.
13475 (sh_build_va_list, sh_va_start): Likewise.
13476 (initial_elimination_offset): Take alignment into account.
13477 Compute location of PR according to the SH5 stack frame.
13478 (arith_reg_operand): Reject branch-target registers.
13479 (shmedia_6bit_operand): New.
13480 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
13481 (target_reg_operand): Match DImode only. Accept SUBREGs.
13482 (target_operand): New.
13483 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
13484 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
13485 SIBCALL_REGS for SHmedia.
13486 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
13487 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
13488 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
13489 (TARGET_SWITCHES): New SH5 flags.
13490 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
13491 VALID_REGISTER_P to disable unsupported registers.
13492 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
13493 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
13494 (FUNCTION_ARG_PADDING): Define.
13495 (FASTEST_ALIGNMENT): Adjust.
13496 (SH_REGISTER_NAMES_INITIALIZER): New.
13497 (sh_register_names): Declare.
13498 (DEBUG_REGISTER_NAMES): Define.
13499 (REGISTER_NAMES): Define based on sh_register_names.
13500 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
13501 (sh_additional_register_names): Declare.
13502 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
13503 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
13504 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
13505 (REGISTER_NATURAL_MODE): Define.
13506 (FIRST_PSEUDO_REGISTER): Adjust.
13507 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
13508 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
13509 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
13510 (VECTOR_MODE_SUPPORTED_P): Define.
13511 (REG_CLASS_CONTENTS): Adjust.
13512 (SMALL_REGISTER_CLASSES): Adjust.
13513 (REG_ALLOC_ORDER): Adjust.
13514 (INDEX_REG_CLASS): Adjust.
13515 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
13516 (CONST_OK_FOR_LETTER_P): Adjust.
13517 (PREFERRED_RELOAD_CLASS): Adjust.
13518 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
13519 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
13520 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
13521 (FIRST_FP_PARM_REG): Adjust.
13522 (CALL_POPS_ARGS): Define.
13523 (FUNCTION_ARG_REGNO_P): Adjust.
13524 (struct sh_args): New fields.
13525 (GET_SH_ARG_CLASS): Adjust.
13526 (INIT_CUMULATIVE_ARGS): Adjust.
13527 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
13528 (FUNCTION_ARG_ADVANCE): Adjust.
13529 (FUNCTION_ARG): Adjust.
13530 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
13531 (FUNCTION_ARG_CALLEE_COPIES): Define.
13532 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
13533 (STRICT_ARGUMENT_NAMING): Define.
13534 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
13535 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
13536 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
13537 (SETUP_INCOMING_VARARGS): Adjust.
13538 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
13539 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
13540 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
13541 (SUBREG_OK_FOR_INDEX_P): Adjust.
13542 (EXTRA_CONSTRAINT_S): Update.
13543 (EXTRA_CONSTRAINT_T): New.
13544 (EXTRA_CONSTRAINT): Adjust.
13545 (GO_IF_LEGITIMATE_INDEX): Adjust.
13546 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
13547 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
13548 (MOVE_MAX): Adjust.
13549 (MAX_MOVE_MAX): Define.
13551 (CONST_COSTS): Adjust.
13552 (REGISTER_MOVE_COST): Adjust.
13553 (BRANCH_COST): Adjust.
13554 (TEXT_SECTION_ASM_OP): Adjust.
13555 (DBX_REGISTER_NUMBER): Adjust.
13556 (ASM_OUTPUT_DOUBLE_INT): New.
13557 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
13558 (PREDICATE_CODES): Adjust.
13559 (PROMOTE_MODE): Adjust.
13560 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
13561 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
13562 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
13563 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
13564 (DR0_REG, DR2_REG, DR4_REG): Renumber.
13565 (TR0_REG, TR1_REG, TR2_REG): New.
13566 (XD0_REG): Renumber.
13567 (UNSPEC_COMPACT_ARGS): New.
13568 (type): Added pt and ptabs.
13569 (length): Default to 4 on SHmedia. Default pt length to 12
13570 and 20 on SHmedia32 and SHmedia64, respectively.
13571 (pt): New function unit.
13572 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
13573 Add whitespace between operands of SHmedia instructions.
13575 (adddi3_media, addsi3_media): Adjust constraints.
13576 (subsi3) [SHmedia]: Force operand 1 into a register.
13577 (udivsi3_i1_media, udivsi3_i4_media): New.
13578 (udivsi3): Support SHmedia.
13579 (divsi3_i1_media, divsi3_i4_media): New.
13580 (divsi3): Support SHmedia.
13581 (anddi3, iordi3, xordi3): Adjust constraints.
13582 (zero_extendhidi2, zero_extendqidi2): New.
13583 (extendsidi2, extendhidi2, extendqidi2): New.
13584 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
13585 (pop_e, pop_fpul, pop_4): Likewise.
13586 (movsi_media): Support FP and BT registers.
13587 (movsi_media_nofpu): New. Adjust splits to DImode.
13588 (lduw, ldub): Renamed to zero_extend* above.
13589 (movqi_media): Fix typo.
13590 (movdi_media): Support FP and BT registers.
13591 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
13592 (movdi_const_32bit): New.
13593 (shori_media): Require immediate operand. Use `u' for output.
13594 (movdf_media, movsf_media): Simplified.
13595 (movdf_media_nofpu, movsf_media_nofpu): New.
13596 (movdf, movsf): Adjust
13597 (movv2sf, movv2sf, movv16sf): New.
13598 (beq_media, beq_media_i): Adjust constraints. Don't use
13599 scratch BT register.
13600 (bne_media, bne_media_i): Likewise.
13601 (bgt_media, bgt_media_i): Likewise.
13602 (bge_media, bge_media_i): Likewise.
13603 (bgtu_media, bgtu_media_i): Likewise.
13604 (bgeu_media, bgeu_media_i): Likewise.
13605 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
13606 bunordered): Emit jump insn. Force operands to registers when
13608 (jump_media, jump): Simplify.
13609 (call_compact, call_compact_rettramp): New.
13610 (call_value_compact, call_value_compact_rettramp): New.
13611 (call_media, call_value_media): Simplify.
13612 (sibcall_compact, sibcall_media): New.
13613 (call, call_value): Adjust for SHmedia and SHcompact.
13614 (sibcall, sibcall_value, untyped_call): Likewise.
13615 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
13616 (indirect_jump): Adjust for SHmedia.
13617 (casesi_jump_media): New.
13618 (nop): Re-enable for SHmedia.
13619 (call_site): Restrict to SH1.
13620 (casesi): Adjust for SHmedia.
13621 (casesi_shift_media, casesi_load_media): New.
13622 (return): Explicitly use PR register. Call return trampoline
13624 (return_i): Explicitly use PR register.
13625 (shcompact_return_tramp, shcompact_return_tramp_i): New.
13626 (return_media): Adjust.
13627 (shcompact_incoming_args): New.
13628 (epilogue): Adjust.
13629 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13630 (movstrsi): Disable on SH5.
13631 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
13632 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
13633 (subsf3, subsf3_media): Likewise.
13634 (mulsf3, mulsf3_media, mac_media): Likewise.
13635 (divsf3, divsf3_media): Likewise.
13636 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
13637 (floatsisf2, fux_truncsfsi2): Likewise.
13638 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
13640 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
13641 (cmpunsf_media, cmpsf): Likewise.
13642 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
13643 (abssf2, abssf2_media): Likewise.
13644 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
13645 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
13646 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
13647 (floatsidf2, fix_truncdfsi2): Likewise.
13648 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
13650 (cmpeqdf_media, cmpgtdf_media): Likewise.
13651 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
13652 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
13653 (absdf2, absdf2_media): Likewise.
13654 (extendsfdf2, extendsfdf2_media): Likewise.
13655 (truncsfdf2, truncsfdf2_media): Likewise.
13656 * config/sh/sh64.h: New file.
13657 * config/sh/t-sh64: New file.
13658 * config/sh/shmedia.h: New file.
13659 * config/sh/ushmedia.h: New file.
13660 * config/sh/sshmedia.h: New file.
13661 * configure.in: Added sh64-*-elf.
13662 * configure: Rebuilt.
13663 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
13664 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
13665 (reg_class_from_letter): Use `b' for TARGET_REGS.
13666 (print_operand): Support `%M', `%m', `AND' and
13667 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
13668 (andcosts): Adjust for SHmedia.
13669 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
13671 (target_reg_operand): New function.
13672 * config/sh/sh-protos.h (target_reg_operand): Declare.
13673 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
13674 FP registers on SH5.
13675 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
13677 (TARGET_REGISTER_P): New macro.
13678 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
13679 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
13680 (EXTRA_CONSTRAINT_S): New macro.
13681 (EXTRA_CONSTRAINT): Adjust.
13682 (FLOAT_TYPE_SIZE): Define to 32.
13683 (Pmode): DImode on SHmedia.
13684 (CONST_COSTS): Adjust for SHmedia literals.
13685 (PREDICATE_CODES): Added target_reg_operand.
13686 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
13687 * config/sh/sh.md: Remove all attrs from SHmedia insns.
13688 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
13689 (cmpdi): Accept SHmedia.
13690 (movdicc_false, movdicc_true): New insns.
13691 (movdicc): New expand.
13692 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
13694 (addsi3_media): Match `S' constraint.
13695 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
13696 (negdi2): Expand for SHmedia.
13697 (one_cmpldi2): New expand.
13698 (zero_extendsidi2): Change from expand to insn.
13699 (extendsidi2): Add constraints.
13700 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
13701 LD/ST address. Fix SI immediate loading split.
13702 (movhi_media, movqi_media, lduw, ldub): New insns.
13703 (movhi, movqi): Accept SHmedia.
13704 (shori_media, movdi_media): Relax input constraints. Split
13705 symbolic constants.
13706 (movdf_media, movsf_media): New insn. New split to movdi.
13707 (movdf, movsf): Match on SHmedia.
13708 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
13709 bgeu_media): New insns and splits. New insns with `_i' suffix.
13710 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
13711 (bunordered): New expand.
13712 (jump_compact): Renamed from `jump'.
13713 (jump_media): New insn.
13714 (jump): New expand.
13715 (call_media, call_value_media): New insns.
13716 (call, call_value): Adjust.
13717 (indirect_jump_compact): Renamed from `indirect_jump'.
13718 (indirect_jump_media): New insn.
13719 (indirect_jump): New expand.
13720 (untyped_call, return): Accept SHmedia.
13721 (return_media): New insn.
13722 (prologue, epilogue, blockage): Accept SHmedia.
13723 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13724 (sunordered): New expand.
13725 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
13726 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
13727 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
13728 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
13729 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
13730 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
13731 abssf2_media): New insns.
13732 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
13733 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
13734 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
13735 floatdidf2, floatsidf2_media, fix_truncdfdi2,
13736 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
13737 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
13738 absdf2_media): New insns.
13739 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
13740 (extendsfdf2_media, truncdfsf2_media): New insns.
13741 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
13742 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
13743 * config/sh/sh.h (CONST_OK_FOR_J): Document.
13744 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
13745 * config/sh/sh.md (adddi3): New expand.
13746 (adddi3_media, adddi3z_media): New insns.
13747 (adddi3_compact): Renamed from adddi3.
13748 (addsi3_media): Use add.l r63 to add constant zero.
13749 (subdi3): New expand.
13750 (subdi3_media): New insn.
13751 (subdi3_compact): Renamed from subdi3.
13752 (mulsidi3): New expand.
13753 (mulsidi3_media): New insn.
13754 (mulsidi3_compact): Renamed from mulsidi3.
13755 (umulsidi3): New expand.
13756 (umulsidi3_media): New insn.
13757 (umulsidi3_compact): Renamed from umulsidi3.
13758 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
13759 (ashlsi3, ashrsi3, lshrsi3): Use them.
13760 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
13761 (ashldi3, ashrdi3, lshrdi3): Use them.
13762 (zero_extendsidi2): New expand.
13763 (extendsidi2): New insn.
13764 (movsi_media): New insn. Split to movdi to load constants.
13765 (movsi): Enable for shmedia.
13766 (movdi_media): New insn. Use shori_media to load wide constants.
13767 (short_media): New insn.
13768 (movdi): Enable for shmedia.
13769 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
13770 * config/sh/sh.h (CPP_SPEC): Added `m5'.
13771 (SUBTARGET_CPP_SPEC): Added `!m5'.
13772 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
13773 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
13774 to all other SH variants.
13775 (TARGET_DEFAULT): Set to SH1_BIT.
13776 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
13777 (BITS_PER_WORD): Raise to 64 on shmedia.
13778 (MAX_BITS_PER_WORD): Change to 64.
13779 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
13780 (INT_TYPE_SIZE): Keep as 32.
13781 (UNITS_PER_WORD): Raise to 8 on shmedia.
13782 (MIN_UNITS_PER_WORD): Keep as 4.
13783 (POINTER_SIZE): Raise to 64 on shmedia.
13784 (CONST_OK_FOR_J): New macro.
13785 (CONST_OK_FOR_LETTER_P): Use it.
13786 (processor_type): Add PROCESSOR_SH5.
13787 * config/sh/sh.md: Conditionalize all expands, insns and
13788 splits to TARGET_SH1.
13790 (addsi3_compact): Renamed from...
13791 (addsi3): Now an expand.
13792 (addsi3_media, subsi3_media): New insns.
13793 (subsi3): Don't negate constants with SHmedia.
13795 * hooks.c: New file.
13796 * hooks.h: New file.
13797 * Makefile.in (HOOKS_H): New.
13798 (TARGET_DEF_H): Added $(HOOKS_H).
13799 (OBJS): Added hooks.o.
13800 (cfgcleanup.o, bb-reorder.o): Added target.h.
13801 (hooks.o): Added dependencies.
13802 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
13803 (TARGET_INITIALIZER): this.
13804 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
13805 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
13806 * bb-reorder.c: Include target.h.
13807 (reorder_basic_blocks): Skip if cannot modify jumps.
13808 * cfgcleanup.c: Include target.h.
13809 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
13811 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13813 * config/mips/mips.md (casesi_internal, casesi_internal_di):
13814 Protect jump delay slot instructions with .set noreorder and
13817 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13819 * config/mips/mips.md (casesi_internal_di): Calculate
13820 the index into the target offset table correctly.
13822 2002-02-08 Richard Henderson <rth@redhat.com>
13824 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
13825 * final.c (output_addr_const): Accept and discard SUBREG.
13826 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
13827 mark them unknown instead.
13828 (simplify_subtraction): Handle RTX_UNKNOWN.
13829 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
13831 2002-02-08 David Edelsohn <edelsohn@gnu.org>
13833 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
13835 2002-02-08 Richard Henderson <rth@redhat.com>
13837 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
13839 2002-02-08 Andreas Jaeger <aj@suse.de>
13841 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
13842 * config/i386/t-linux64: New file.
13844 2002-02-08 Jakub Jelinek <jakub@redhat.com>
13846 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
13847 * c-parse.in (compstmt): Clear last_expr_type.
13849 2002-02-07 Richard Henderson <rth@redhat.com>
13851 * loop.c (strength_reduce): Sink final_value when not
13854 2002-02-07 David O'Brien <obrien@FreeBSD.org>
13856 * config/sparc/freebsd.h: Fix mismatched spec {.
13858 2002-02-07 Richard Henderson <rth@redhat.com>
13860 * cfgrtl.c: Include recog.h and insn-config.h.
13861 (keep_with_call_p): Fix general_operand invocation.
13862 * Makefile.in (cfgrtl.o): Update dependencies.
13864 2002-02-07 Kazu Hirata <kazu@hxi.com>
13866 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
13867 comment. Accept HImode only if TARGET_H8300.
13869 2002-02-07 Eric Christopher <echristo@redhat.com>
13871 * config/mips/crtn.asm: Cleanup #ifdefs.
13873 2002-02-07 Eric Christopher <echristo@redhat.com>
13875 * config/mips/crti.asm: Add changes for mips16. mips16 uses
13876 register 7 as RA instead of $31.
13877 * config/mips/crtn.asm: Ditto.
13878 * config/mips/mips.c (mips_move_2words): Add case for
13879 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
13880 (compute_frame_size): Fix typo.
13881 (save_restore_insns): Ditto. Make documentation about using
13882 register $7 as return register more precise.
13883 (mips_expand_epilogue): Fix comment. Add code to work around not
13884 being able to add to the stack pointer directly.
13885 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
13886 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
13889 2002-02-07 Tom Rix <trix@redhat.com>
13891 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
13892 immediates in ldu and stdu DS opcode field.
13893 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
13894 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
13895 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
13897 2002-02-07 Jeff Sturm <jsturm@one-point.com>
13899 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
13900 offset for stack bias.
13902 2002-02-07 H.J. Lu <hjl@gnu.org>
13904 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
13906 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
13908 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
13910 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
13912 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
13913 * i386.c (x86_order_regs_for_local_alloc): New global function.
13914 * i386.h (REG_ALLOC_ORDER): CLeanup.
13915 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
13917 2002-02-07 Richard Henderson <rth@redhat.com>
13919 PR optimization/2463
13920 * alias.c (find_base_value): Recall base values for fixed hard regs.
13921 * loop.c (loop_regs_update): Don't use single_set on non-insns.
13923 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
13925 * config/mips/mips.md (define_delay) [mips16]: Adjust required
13928 2002-02-06 Richard Henderson <rth@redhat.com>
13931 * stmt.c (resolve_operand_name_1): Take more care with mixed
13932 named and unnamed operands.
13934 2002-02-06 Janis Johnson <janis187@us.ibm.com>
13935 Jan Hubicka <jh@suse.cz>
13937 * loop.c (remove_constant_addition): Avoid clobbering a shared
13940 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13942 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
13943 * config/s390/t-linux64: New file.
13944 * config/s390/libgcc-glibc.ver: New file.
13946 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13948 * config/s390/linux64.h: Delete file.
13949 * config/s390/s390x.h: New file.
13950 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
13951 as target header file.
13952 * config/s390/linux.h (TARGET_VERSION): Define depending on
13953 DEFAULT_TARGET_64BIT.
13954 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
13955 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
13956 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
13957 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
13958 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
13959 (EXTRA_SPEC): New define.
13960 * config/s390/s390.h (TARGET_VERSION): Define depending on
13961 DEFAULT_TARGET_64BIT.
13962 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
13964 2002-02-06 Jason Merrill <jason@redhat.com>
13966 * c-decl.c (finish_function): Warn about a non-void function with
13967 no return statement and no abnormal exit.
13968 (current_function_returns_abnormally): New variable.
13969 (start_function): Clear it.
13970 (struct c_language_function): Add returns_abnormally.
13971 (push_c_function_context): Save it.
13972 (pop_c_function_context): Restore it.
13973 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
13974 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
13975 an explicit return type.
13976 * c-tree.h: Declare current_function_returns_abnormally.
13977 (C_FUNCTION_IMPLICIT_INT): New macro.
13978 * c-typeck.c (build_function_call): Set it.
13979 (c_expand_return): Set current_function_returns_value even if the
13980 value is erroneous.
13982 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13985 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
13986 unsafe for reevaluation.
13988 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13991 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
13992 EXPR_STMT, but COMPOUND_STMT, recurse into it.
13994 2002-02-06 Richard Henderson <rth@redhat.com>
13996 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
13997 be a general_operand. Dest for function value must be a pseudo.
13999 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
14001 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
14002 as SYMBOL_REFs from the constant pool.
14004 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
14006 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
14007 passed by invisible reference.
14009 2002-02-05 Richard Henderson <rth@redhat.com>
14011 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
14013 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
14015 Implement using "base addresses" in insn operands as default.
14016 * config/mmix/mmix.c (mmix_conditional_register_usage): if
14017 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
14018 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
14019 used to read the rtx value.
14020 (mmix_target_asm_function_epilogue): Fix spacing.
14021 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
14022 (mmix_legitimate_address): Ditto.
14023 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
14024 should be loaded with a GETA insn. Don't allocate needless extra
14025 char for nul termination and fix misleading comment.
14026 (mmix_print_operand_address): Handle constants if
14027 TARGET_BASE_ADDRESSES.
14028 (mmix_output_register_setting): Use base addressing if
14029 TARGET_BASE_ADDRESSES and the number of insns is 3.
14030 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
14031 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
14032 to use R as constraint, add LDA to match s.
14033 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
14034 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
14035 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
14036 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
14037 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
14038 order with other fixed registers.
14039 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
14040 other parameter/call-clobbered registers.
14041 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
14042 -mbase-addresses, -mno-base-addresses.
14043 (MMIX Options): Ditto.
14045 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
14047 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
14049 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
14051 * config/rs6000/altivec.h: Change elem to _S_elem.
14053 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
14055 * config/netbsd.h (WCHAR_TYPE): Define.
14056 (WCHAR_TYPE_SIZE): Ditto.
14057 (WINT_TYPE): Ditto.
14058 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
14059 (WCHAR_UNSIGNED): Ditto.
14060 (WCHAR_TYPE_SIZE): Ditto.
14061 (WINT_TYPE): Ditto.
14062 * config/arm/netbsd.h: Likewise.
14063 * config/i386/netbsd-elf.h: Likewise.
14064 * config/i386/netbsd.h: Likewise.
14065 * config/m68k/netbsd-elf.h: Likewise.
14066 * config/m68k/netbsd.h: Likewise.
14067 * config/ns32k/netbsd.h: Likewise.
14068 * config/sparc/netbsd.h: Likewise.
14069 * config/vax/netbsd.: Likewise.
14071 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
14073 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
14074 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
14075 (TARGET_INITIALIZER): this.
14076 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
14077 (BITFIELD_NBYTES_LIMITED): Markup fix.
14078 * tree.h (default_ms_bitfield_layout_p): Declare.
14079 (record_layout_info): Added prev_field.
14080 * tree.c (default_ms_bitfield_layout_p): New fn.
14081 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
14082 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
14083 * stor-layout.c: Include target.h.
14084 (start_record_layout): Initialize prev_field.
14085 (place_field): Handle MS bit-field layout, and disregard
14086 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
14087 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
14088 * Makefile.in (stor-layout.o): Adjust dependencies.
14090 2002-02-05 Jason Merrill <jason@redhat.com>
14092 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
14094 2002-02-05 Andreas Jaeger <aj@suse.de>
14096 * crtstuff.c: Fix comments.
14098 2002-02-05 Richard Henderson <rth@redhat.com>
14101 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
14102 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
14105 * config/mips/mips.c (function_arg): Handle TImode.
14106 (function_arg_advance): Likewise.
14108 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14110 * config/rs6000/altivec.h (vec_step_help): Rename to
14113 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14115 * config/rs6000/altivec.h: Fix typos.
14117 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
14119 * config/arm/netbsd.h: Correct a comment.
14121 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14123 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
14124 building void typed builtins.
14126 * config/rs6000/altivec.h (vec_ld*): Fix typos.
14127 (vec_step): Implement for C++.
14129 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14131 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
14133 2002-02-04 Richard Henderson <rth@redhat.com>
14135 * combine.c (nonzero_bits): Re-introduce special case for
14136 sp/fp/ap wrt REGNO_POINTER_ALIGN.
14138 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14140 * doc/extend.texi: Warn about unsupported usage of altivec
14143 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
14144 (altivec_predicate_*): New.
14146 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
14147 Add C++ version of vec_*() functions.
14149 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
14150 (bdesc_2arg): Remove altivec predicates.
14151 (altivec_expand_builtin): Handle predicates.
14152 (altivec_init_builtins): Handle predicates.
14153 (altivec_expand_predicate_builtin): New.
14155 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14157 * pa.c (DO_FRAME_NOTES): Move forward.
14158 (store_reg): Revise handling of frame notes.
14159 (load_reg): Likewise.
14160 (set_reg_plus_d): Likewise.
14161 (hppa_expand_prologue): Likewise.
14162 (hppa_expand_epilogue): Likewise.
14164 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14166 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
14168 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14170 PR c/4475, c++/3780:
14171 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
14172 * c-common.h (SWITCH_TYPE): Define.
14173 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
14174 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
14175 Rename spareness variable to sparseness.
14176 (expand_end_case_type): Renamed from expand_end_case, use orig_type
14177 if non-NULL instead of TREE_TYPE (orig_index).
14178 * tree.h (expand_end_case_type): Renamed from expand_end_case.
14179 (expand_end_case): Define using expand_end_case_type.
14180 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
14181 to expand_end_case_type.
14182 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
14184 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14186 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
14187 (BIGGEST_ALIGNMENT): Change to 128.
14189 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14191 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
14193 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14195 * pa.md (call_internal_reg_64bit): Remove unused variable.
14197 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
14199 * config/arm/arm.h (machine_function): Add uses_anonymous_args
14201 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
14202 * config/arm/arm.c (current_function_anonymous_args): Delete,
14203 replace uses with cfun->machine->uses_anonymous_args.
14204 (arm_reorg): Do not reset uses_anonymous_args.
14206 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
14207 any geenral register.
14209 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
14211 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
14214 2002-02-04 Richard Henderson <rth@redhat.com>
14216 * combine.c (force_to_mode): Remove STACK_BIAS code.
14217 (nonzero_bits): Likewise. Replace sp/fp special case with
14218 REGNO_POINTER_ALIGN.
14220 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
14221 (HARD_FRAME_POINTER_REGNUM): New.
14222 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
14223 (FIXED_REGS, CALL_USED_REGS): Update.
14224 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
14225 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
14226 (HARD_REGNO_NREGS): Update for SFP.
14227 (STACK_POINTER_OFFSET): Include bias here ...
14228 (FIRST_PARM_OFFSET): ... not here.
14229 (STACK_BIAS): Remove.
14230 (INIT_EXPANDERS): New.
14231 (STARTING_FRAME_OFFSET): Do not include bias.
14232 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
14233 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
14234 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
14235 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
14236 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
14237 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
14238 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
14239 (MUST_SAVE_REGISTER): Likewise.
14240 (sparc_flat_function_prologue): Likewise.
14241 (sparc_flat_function_epilogue): Likewise.
14242 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
14243 (sparc_init_modes): SFP is GENERAL_REGS.
14244 (sparc_builtin_saveregs): SFP does not have bias applied.
14246 2002-02-04 Richard Henderson <rth@redhat.com>
14248 * config/alpha/alpha.c (current_function_is_thunk): Don't check
14249 current_function_is_thunk.
14250 (alpha_sa_mask): Distinguish between current_function_is_thunk
14251 called from ASM_OUTPUT_MI_THUNK and not.
14252 (alpha_does_function_need_gp): Thunks always need gp.
14253 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
14254 (alpha_output_mi_thunk_osf): New.
14255 * config/alpha/alpha-protos.h: Update.
14256 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
14258 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
14260 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
14261 function types, not when they're taken away.
14263 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
14265 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
14266 CODE_LABEL and jump table when replacing a table jump with a
14269 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14271 * config/s390/s390-protos.h (legitimize_la_operand,
14272 s390_secondary_input_reload_class, s390_plus_operand,
14273 s390_expand_plus_operand): Add prototypes.
14275 config/s390/s390.c (s390_secondary_input_reload_class,
14276 s390_plus_operand, s390_expand_plus_operand): New functions.
14278 (struct s390_address): New member 'pointer'.
14279 (s390_decompose_address): Compute it.
14280 (legitimate_la_operand_p): Use it.
14281 (legitimize_la_operand): New function.
14282 (movti, movdi, movdf splitters): Call it.
14284 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
14285 (PREDICATE_CODES): Add s390_plus_operand.
14287 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
14288 (la_ccclobber): Allow GENERAL_REGS as output operand.
14290 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
14291 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
14292 (*la_64, *la_31, reload_indi, reload_insi): ... these.
14294 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14296 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
14297 register names for regular asm () construct.
14299 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14301 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
14304 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14306 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
14309 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
14311 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
14312 constant pool to be identical by string address and index.
14314 2002-02-04 Anthony Green <green@redhat.com>
14316 * output.h (SECTION_OVERRIDE): Define.
14317 * varasm.c (named_section): Obey SECTION_OVERRIDE.
14319 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14321 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
14322 by existing arm*-*-netbsd* (a.out) target.
14323 (ns32k-*-netbsdelf*): Likewise.
14324 (sparc-*-netbsdelf*): Likewise.
14325 (vax-*-netbsdelf*): Likewise.
14327 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
14329 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
14330 headers and libobjc headers.
14332 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
14334 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
14335 (_mingw.h): Remove duplicate include.
14337 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14339 * config.gcc: Set cpu_type to m68k for 68010, as well.
14340 (m68010-*-netbsdelf*): New...
14341 (m68k*-*-netbsdelf*): ...targets.
14342 * config/m68k/netbsd-elf.h: New file.
14344 2002-02-02 Kazu Hirata <kazu@hxi.com>
14346 * config/h8300/h8300.c (hand_list): Move inside function_arg.
14348 2002-02-02 Kazu Hirata <kazu@hxi.com>
14350 * config/h8300/h8300.c (h8_push_ops): Move inside
14352 (h8_pop_ops): Likewise.
14353 (h8_move_ops): Likewise.
14355 2002-02-02 Kazu Hirata <kazu@hxi.com>
14357 * config/h8300/h8300.c (os_task): Make it static.
14358 (monitor): Likewise.
14359 (pragma_saveall): Likewise.
14361 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
14363 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
14364 constant is a valid sign-extension for Pmode.
14366 2002-02-02 Kazu Hirata <kazu@hxi.com>
14368 * config/h8300/h8300.c: Fix formatting.
14370 2002-02-02 Kazu Hirata <kazu@hxi.com>
14372 * config/h8300/h8300.md: Fix formatting.
14374 2002-02-02 Kazu Hirata <kazu@hxi.com>
14376 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
14377 predicates of operands[1]. Split the patterns for each
14380 2002-02-02 Kazu Hirata <kazu@hxi.com>
14382 * config/h8300/h8300.md (xor patterns): Tighten the predicates
14383 of operands[1] to register_operand.
14385 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14387 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
14388 * cpphash.c (_cpp_init_hashtable): Similarly.
14389 * cppinit.c (cpp_create_reader): Default the signed_char flag.
14390 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
14391 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
14392 (cpp_handle_option): Handle the new options.
14393 * cpplex.c (cpp_interpret_charconst): Use new flag.
14394 * cpplib.h (struct cpp_options): New member signed_char.
14395 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
14396 (cpp_options): Handle -fsigned-char and -funsigned-char.
14397 (static_specs): Remove signed_char_spec.
14398 (do_spec1): Don't handle %c.
14399 * system.h: Poison SIGNED_CHAR_SPEC.
14400 * tradcif.y (yylex): Use flag_signed_char.
14401 * tradcpp.h (flag_signed_char): New.
14402 * tradcpp.c (flag_signed_char): New.
14403 (main): Handle new command-line options.
14404 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
14406 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
14407 * avr/avr.h: Remove old comments.
14408 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
14409 (CC1_SPEC): Pass -fsigned-char if -mic*.
14410 (SIGNED_CHAR_SPEC): Remove.
14412 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
14414 2002-02-01 Eric Christopher <echristo@redhat.com>
14416 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
14417 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
14418 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
14419 (ASM_OUTPUT_REG_POP): Ditto.
14421 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14423 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
14426 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14428 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
14430 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14433 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
14436 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14438 * cfganal.c: Include tm_p.h.
14439 (keep_with_call_p): Fix the test that determines if a register holds
14440 the return value of a call.
14442 2002-02-01 DJ Delorie <dj@redhat.com>
14444 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
14445 we are given conflicting registers, switch to the other one we
14446 had allocated for us.
14447 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
14448 as TImode so we know when the "other" register is available.
14450 2002-02-01 David O'Brien <obrien@FreeBSD.org>
14452 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
14455 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14457 * cfganal.c (keep_with_call_p): New function.
14458 (flow_call_edges_add): Prevent splitting a block between a call and
14459 a single-set instruction that should be kept in the same block.
14461 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
14463 * doc/install.texi (avr): Update outdated URL.
14465 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
14467 * config/stormy16/stormy16.md (pushqi): New.
14471 (movhi): Remove stack operands.
14473 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
14474 nonimmediate_nonstack_operand.
14475 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
14477 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
14480 2002-01-31 Jason Merrill <jason@redhat.com>
14482 * Makefile.in (c-parse.c): Handle .output file.
14483 * objc/Make-lang.in (objc-parse.c): Likewise.
14485 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
14487 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
14488 the -me[lb] option is given. Don't output the default flag
14491 2002-01-31 Zack Weinberg <zack@codesourcery.com>
14493 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
14494 the primary source file; this has not been done yet.
14495 * c-decl.c (c_expand_body): Reset input_filename from
14496 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
14498 2002-01-31 Kazu Hirata <kazu@hxi.com>
14500 * rtlanal.c (subreg_regno_offset): Do not use
14501 SUBREG_REGNO_OFFSET.
14502 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
14503 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
14505 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14507 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
14508 version rather than GNATS version in --version output.
14510 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
14512 * ifcvt.c (noce_process_if_block): Make a copy of the destination
14513 when copying back from a temporary.
14515 2002-01-30 Richard Henderson <rth@redhat.com>
14517 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
14518 and new_dest are the same.
14520 2002-01-30 Richard Henderson <rth@redhat.com>
14523 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
14524 * rtl.c (note_insn_name): Update.
14525 * emit-rtl.c (remove_unnecessary_notes): Kill it.
14526 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
14527 to perform loop rotation.
14528 (expand_exit_loop_top_cond): New.
14529 * tree.h (expand_exit_loop_top_cond): Declare it.
14530 * c-semantics.c (genrtl_while_stmt): Use it.
14531 (genrtl_for_stmt): Likewise.
14533 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
14535 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
14536 arguments to 64-bit boundaries on 64-bit ABIs.
14538 2002-01-30 Steve Ellcey <sje@cup.hp.com>
14540 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
14542 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14544 * c-decl.c (grokdeclarator): Handle type being a typedef for an
14547 2002-01-30 David O'Brien <obrien@FreeBSD.org>
14549 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
14550 * config/sparc/sparc_bi.h: Remove file.
14551 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
14553 2002-01-30 Richard Henderson <rth@redhat.com>
14555 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
14557 2002-01-30 Zack Weinberg <zack@codesourcery.com>
14559 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
14561 2002-01-30 Jason Merrill <jason@redhat.com>
14563 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
14564 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
14565 (reg_save): Use DW_CFA_offset_extended_sf instead.
14567 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
14569 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14571 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
14574 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
14576 * rs6000.md ("*call_value_local32"): Remove constraints.
14577 ("*call_value_local64"): Same.
14578 ("*call_value_indirect_nonlocal_aix32"): Same.
14579 ("*call_value_nonlocal_aix32"): Same.
14580 ("*call_value_indirect_nonlocal_aix64"): Same.
14581 ("*call_value_nonlocal_aix64"): Same.
14582 ("*call_value_nonlocal_sysv"): Same.
14584 2002-01-29 Richard Henderson <rth@redhat.com>
14586 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
14588 2002-01-29 Richard Henderson <rth@redhat.com>
14590 * expr.c (force_operand): Ignore flag_pic for detecting pic
14592 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
14593 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
14594 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
14595 instead of open-coded loop.
14596 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
14597 be fixed when in use.
14599 2002-01-29 Richard Henderson <rth@redhat.com>
14601 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
14602 * sched-rgn.c (propagate_deps): Update them.
14603 * sched-deps.c (sched_analyze_insn): Update them. Flush the
14604 clobbers list when either gets too long.
14606 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14608 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
14609 and INDEX_REGS the same as GENERAL_REGS.
14610 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
14612 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14614 * tree.c (build_nonstandard_integer_type): Correct prototype.
14616 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
14618 * config/s390/s390.md (movstrsico, movstrdix_64,
14619 movstrsix_31): Remove, replace by ...
14620 (movstrdi_short, movstrsi_short, movstrdi_long,
14621 movstrsi_long): ... these. New.
14622 (movstrdi, movstrsi): Adapt.
14624 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
14625 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
14626 Remove unnecessary CC clobber.
14627 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
14628 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
14630 (divmoddi4): Don't partially initialize TImode register.
14632 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
14634 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
14636 2002-01-29 Richard Henderson <rth@redhat.com>
14638 * flow.c (print_rtl_and_abort): Remove.
14639 (print_rtl_and_abort_fcn): Remove.
14640 (verify_local_live_at_start): Use dump_bb instead.
14641 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
14642 (verify_wide_reg_1): Return 2 on mode test failure.
14644 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14646 PR c/3325, c/3326, c/2511, c/3347
14647 * c-decl.c (enum_decl_context): Remove BITFIELD.
14648 (grokdeclarator): Take bitfield width as an input.
14649 Ensure bitfields are given the correct type. Perform
14650 bitfield width validation with build_bitfield_integer_type
14651 rather than waiting for finish_struct.
14652 (grok_typename, grok_typename_in_parm_context, start_decl,
14653 push_parmdecl, grokfield, start_function): Update calls to
14655 (build_bitfield_integer_type): New function.
14656 (finish_struct): Move bitfield validation to grokdeclarator
14657 and build_bitfield_integer_type.
14658 * tree.c (build_nonstandard_integer_type): New function.
14659 * tree.h (build_nonstandard_integer_type): New prototype.
14661 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
14663 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14666 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
14667 don't ignore unrecognized -W* options.
14668 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
14669 * cpplib.h (cpp_handle_option): Adjust prototype.
14670 * c-decl.c (c_decode_options): Pass 0 as last argument to
14674 * gcc.c (cpp_unique_options): Split from cpp_options.
14675 (cpp_options): Source cpp_unique_options.
14676 (default_compilers): Use cpp_unique_options instead of cpp_options
14677 when used together with cc1_options.
14678 (static_specs): Add cpp_unique_options.
14679 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
14680 when used together with cc1_options.
14682 2002-01-29 Kazu Hirata <kazu@hxi.com>
14684 * config/h8300/h8300-protos.h: Update the prototype of
14686 * config/h8300/h8300.c (output_a_shift): Remove an unused
14687 argument 'insn'. Remove redundant code.
14688 * config/h8300/h8300.md: Adust to the new prototype of
14691 2002-01-29 Kazu Hirata <kazu@hxi.com>
14693 * config/h8300/h8300-protos.h: Update the prototypes of
14694 emit_a_rotate and expand_a_rotate.
14695 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
14696 first argument to 'enum rtx_code'.
14697 (expand_a_rotate): Likewise.
14699 2002-01-28 Kazu Hirata <kazu@hxi.com>
14701 * config/h8300/h8300-protos.h: Update the prototype of
14703 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
14705 * config/h8300/h8300.md: Adjust to the new prototype.
14707 2002-01-28 Kazu Hirata <kazu@hxi.com>
14709 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
14712 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
14714 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
14715 is a fixed register before returning pic_offset_table_rtx.
14716 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
14717 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
14719 2002-01-28 Jason Merrill <jason@redhat.com>
14721 * dwarf2.h: Sync with src version.
14723 2002-01-28 Paul Koning <pkoning@equallogic.com>
14725 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
14726 BT_FN_VOID_PTR_VAR.
14727 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
14728 * doc/extend.texi (__builtin_prefetch): Update documentation:
14729 first argument is now const void ptr.
14731 2002-01-28 Kazu Hirata <kazu@hxi.com>
14733 * config/h8300/h8300-protos.h: Remove an unused prototype.
14735 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
14737 * toplev.c (lang_independent_init): Round up identifier size.
14739 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14741 * config.gcc: Revert previous change.
14743 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
14745 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
14747 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14749 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
14750 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
14751 other non-elf netbsd config frags.
14752 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
14753 collect2 will does that.
14754 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
14755 shared-lib frobbing will work.
14757 2002-01-28 Kazu Hirata <kazu@hxi.com>
14759 * config/h8300/h8300.h: Fix formatting.
14760 * config/h8300/h8300.md: Likewise.
14762 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
14764 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
14765 the old, removed AAA_standards fix.
14766 * fixinc/fixincl.x: Rebuilt.
14768 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
14770 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
14771 atexit call in crtbegin, hooked in after call to frame_dummy;
14772 register EH before registering __fini__start.
14774 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
14776 * config/rs6000/altivec.h: Remove spurious semicolons.
14778 2002-01-27 Kazu Hirata <kazu@hxi.com>
14780 * config/h8300/h8300.md: Replace dead bit extraction patterns
14781 with ones that work.
14783 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14785 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
14786 if not STRICT_ALIGNMENT.
14787 * rtl.h (MEM_ALIGN): Likewise.
14789 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
14791 * doc/invoke.texi (-fdump-translation-unit): Revert this
14792 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
14794 2002-01-27 Kazu Hirata <kazu@hxi.com>
14796 * config/h8300/h8300.md (define_constants): New.
14797 (anonymous patterns) Use defined constants appropriately.
14799 2002-01-27 Kazu Hirata <kazu@hxi.com>
14801 * config/h8300/h8300.c (function_arg): Remove redundant code.
14803 2002-01-26 Richard Henderson <rth@redhat.com>
14805 * sched-deps.c (reg_pending_uses_head): New.
14806 (reg_pending_barrier): Rename from reg_pending_sets_all.
14807 (find_insn_list): Don't mark inline.
14808 (find_insn_mem_list): Remove.
14809 (add_dependence_list, add_dependence_list_and_free): New.
14810 (flush_pending_lists): Replace only_write param with separate
14811 for_read and for_write parameters. Update all callers. Use
14812 add_dependence_list_and_free.
14813 (sched_analyze_1): Do not add reg dependencies here; just set
14814 the pending bits. Use add_dependence_list.
14815 (sched_analyze_2): Likewise.
14816 (sched_analyze_insn): Replace schedule_barrier_found with
14817 reg_pending_barrier. Add all dependencies for pending reg
14818 uses, sets, and clobbers.
14819 (sched_analyze): Don't add reg dependencies for calls, just
14820 set pending bits. Use regs_invalidated_by_call. Treat
14821 sched_before_next_call as a normal list, not a fake insn.
14822 (init_deps): No funny init for sched_before_next_call.
14823 (free_deps): Free pending mems lists. Don't zero reg_last.
14824 (init_deps_global): Init reg_pending_uses.
14825 (finish_deps_global): Free it.
14826 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
14827 (find_insn_mem_list): Remove.
14828 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
14829 (propagate_deps): Use them. Zero temp mem lists.
14831 2002-01-26 Richard Henderson <rth@redhat.com>
14833 * Makefile.in (CRTSTUFF_CFLAGS): New.
14834 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
14835 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
14836 crtstuff.c instead of alpha assembly version.
14837 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
14838 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
14839 not FORCE_{INIT,FINI}_SECTION_ALIGN.
14840 (__do_global_dtors_aux): Mark used.
14841 (frame_dummy, __do_global_ctors_aux): Mark used.
14842 (fini_dummy, init_dummy): Remove.
14844 * config/alpha/crtbegin.asm: Remove file.
14845 * config/alpha/crtend.asm: Remove file.
14846 * config/alpha/t-crtbe: Remove file.
14847 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
14848 (LINK_EH_SPEC): New.
14850 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
14851 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
14852 calling constructors.
14853 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
14855 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
14856 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
14857 CRT_END_INIT_DUMMY hack.
14858 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
14859 FORCE_{INIT,FINI}_SECTION_ALIGN.
14861 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
14862 FORCE_{INIT,FINI}_SECTION_ALIGN.
14864 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
14865 invocation sequence.
14866 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
14868 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
14869 (FORCE_CODE_SECTION_ALIGN): New.
14871 2002-01-26 Richard Henderson <rth@redhat.com>
14873 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
14875 2002-01-26 Richard Henderson <rth@redhat.com>
14877 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
14878 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
14880 2002-01-26 Kazu Hirata <kazu@hxi.com>
14882 * config/h8300/h8300.md: Remove bit extraction patterns that
14883 cannot be triggered.
14884 Restrict each bit extraction pattern to a variant on which the
14887 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
14889 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
14891 2002-01-26 Kazu Hirata <kazu@hxi.com>
14893 * config/h8300/h8300.md: Remove bit test patterns that cannot
14895 Restrict each bit test pattern to a variant on which the
14898 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14900 * builtins.c (expand_builtin_strncat): Remove redundant check for
14903 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14905 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
14907 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
14910 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14912 * dbxout.c (dbxout_init): Use assemble_name rather than just
14913 stripping off the first character.
14914 (dbxout_source_file): Likewise.
14916 2002-01-25 DJ Delorie <dj@redhat.com>
14918 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
14919 using rtx_equal_p, not by comparing pointers.
14921 2002-01-25 Steve Ellcey <sje@cup.hp.com>
14923 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
14924 for PIC_OFFSET_TABLE_REGNUM.
14925 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
14927 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14929 * config.gcc (x86_64-*-freebsd*): New target.
14930 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
14932 (i[34567]86-*-freebsd*): Don't include svr4.h.
14933 * config/i386/freebsd64.h: New file.
14935 2002-01-25 Douglas B Rupp <rupp@gnat.com>
14937 * config/alpha/x-vms (version): Make static.
14939 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
14940 in previous checkin.
14942 * Makefile.in (install-headers-cp): New target.
14943 * config.gcc (alpha-dec-*vms*): Install headers with
14946 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
14948 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
14951 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14953 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
14954 of compare_tree_int.
14955 (expand_builtin_strncat): Likewise.
14956 * c-decl.c (finish_struct): Use tree_low_cst.
14957 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
14958 * tree.c (compare_tree_int): Likewise.
14960 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
14962 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
14963 adjustments even if they are implemented by more than two insns.
14965 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
14967 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
14968 * df.h (struct ref): Kill B.
14969 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
14971 * basic-block.h (PROP_EQUAL_NOTES): New flag.
14972 * flow.c (propagate_one_insn): Use it.
14973 (mark_used_regs): Handle NIL.
14975 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14977 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
14980 2002-01-25 David Edelsohn <edelsohn@gnu.org>
14982 * rs6000.md (prefetch): Make address V4SI mode so that the address
14983 is restricted to legitimate form for instruction.
14985 2002-01-25 Bob Wilson <bob.wilson@acm.org>
14987 * doc/install.texi (xtensa-*-elf): New target.
14988 (xtensa-*-linux*): New target.
14989 * doc/contrib.texi: Add myself.
14991 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
14993 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
14994 purpose register to hold an SImode (or smaller) value.
14996 2002-01-25 Jakub Jelinek <jakub@redhat.com>
14998 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
15000 * crtstuff.c: Likewise.
15002 2002-01-25 Kazu Hirata <kazu@hxi.com>
15004 * config/h8300/h8300.md (negation patterns): Tighten
15005 predicates to register_operand.
15007 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
15009 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
15012 * builtins.c (expand_builtin_prefetch): Same.
15014 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15016 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
15019 2002-01-24 Kazu Hirata <kazu@hxi.com>
15021 * config/h8300/h8300.c (print_operand): Remove support for
15022 operand character 'A'.
15023 * config/h8300/h8300.md (three anonymous patterns): Replace
15024 operand character 'A' with either 'T' or 'S'.
15026 2002-01-24 Kazu Hirata <kazu@hxi.com>
15028 * config/h8300/h8300.c (print_operand): Remove support for
15029 operand character 'U'.
15031 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
15033 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
15035 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
15037 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
15038 values to be assigned to the stack pointer.
15040 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15042 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
15043 to const_double needs to be done right for big-endian systems.
15045 2002-01-24 Jason Merrill <jason@redhat.com>
15048 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
15049 to can_throw_internal.
15051 2002-01-23 Richard Henderson <rth@redhat.com>
15053 * fold-const.c (fold): Change UINT_MAX test to check vs precision
15054 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
15056 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15058 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
15059 (symGOT2reg): Use them, then set as GOT value as unchanging.
15060 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
15061 as a temporary, if possible.
15062 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
15063 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
15065 2002-01-23 Kazu Hirata <kazu@hxi.com>
15067 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
15068 accept to accept 0x80 as operands[2].
15070 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15072 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
15074 2002-01-23 Richard Henderson <rth@redhat.com>
15076 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
15078 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
15080 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
15081 (parmlist_or_identifiers_1): Verify that only a parmlist follows
15084 2002-01-23 Richard Henderson <rth@redhat.com>
15086 * expr.c (move_by_pieces_1): Extend size before negation.
15088 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
15089 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
15090 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
15091 * config/m68k/t-m68kelf: Likewise.
15093 2002-01-23 Bob Wilson <bob.wilson@acm.org>
15095 * config/xtensa/elf.h: New file.
15096 * config/xtensa/lib1funcs.asm: New file.
15097 * config/xtensa/lib2funcs.S: New file.
15098 * config/xtensa/linux.h: New file.
15099 * config/xtensa/t-xtensa: New file.
15100 * config/xtensa/xtensa-config.h: New file.
15101 * config/xtensa/xtensa-protos.h: New file.
15102 * config/xtensa/xtensa.c: New file.
15103 * config/xtensa/xtensa.h: New file.
15104 * config/xtensa/xtensa.md: New file.
15105 * config.gcc (xtensa-*-elf*): New target.
15106 (xtensa-*-linux*): New target.
15107 * cse.c (canon_hash): Compare rtx pointers instead of register
15108 numbers. This is required for the Xtensa port.
15109 * integrate.c (copy_insn_list): Handle case where the static
15110 chain is in memory and the memory address has to be copied to
15112 * doc/invoke.texi (Option Summary): Add Xtensa options.
15113 (Xtensa Options): New node.
15114 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
15116 2002-01-23 Zack Weinberg <zack@codesourcery.com>
15118 * diagnostic.c (internal_error): Do ICE suppression only
15119 when ENABLE_CHECKING is not defined.
15121 * c-typeck.c (require_complete_type): Return error_mark_node
15122 if type is error_mark_node.
15124 2002-01-23 Janis Johnson <janis187@us.ibm.com>
15126 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
15127 -Os and issue a warning.
15129 2002-01-23 Zack Weinberg <zack@codesourcery.com>
15131 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
15132 current (lack of) need for host configuration by hand.
15134 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
15135 references. Documentation of some target macros moved from
15136 hostconfig.texi to tm.texi.
15138 2002-01-23 Will Cohen <wcohen@redhat.com>
15140 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
15143 2002-01-23 Kazu Hirata <kazu@hxi.com>
15145 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
15148 2002-01-23 Jason Merrill <jason@redhat.com>
15150 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
15152 * function.c (assign_parms): Don't put args of inline functions
15153 into registers when not optimizing.
15155 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
15157 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
15158 (prologue_use): New pattern.
15159 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
15160 preference to gen_rtx_USE.
15161 (thumb_expand_prologue): Use gen_prologue_use in preference to
15163 (thumb_expand_epilogue): Use gen_prologue_use in preference to
15166 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
15168 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
15170 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
15173 * doc/extend.texi: Correct documentation of __alignof__.
15175 2002-01-22 Zack Weinberg <zack@codesourcery.com>
15177 * params.h: Rename arguments of DEFPARAM so that it will be
15178 recognized as a translation keyword.
15180 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15182 * extend.texi: Document altivec functions.
15183 Fix N-bit adjectives in X86 builtin documentation.
15185 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
15187 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
15188 auto_inc_dec values.
15190 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
15192 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
15194 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
15196 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
15198 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
15200 2002-01-22 Richard Henderson <rth@redhat.com>
15202 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
15203 copy_insn not copy_rtx.
15205 2002-01-23 Alan Modra <amodra@bigpond.net.au>
15207 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
15208 "nonzero" as that might add "1" bits. Ensure "constop" is
15209 properly sign extened.
15210 (force_to_mode): Tweak for sign extended constop.
15212 2002-01-22 Richard Henderson <rth@redhat.com>
15214 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
15215 for_each_rtx instead of assuming we're already looking at the MEM.
15216 (split_small_symbolic_mem_operand): Likewise.
15217 * config/alpha/alpha.h (PREDICATE_CODES): Update.
15218 * config/alpha/alpha.md (small symbolic memory splitters): Update.
15220 2002-01-22 Richard Henderson <rth@redhat.com>
15222 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
15223 sequence number for the literal.
15224 (divmoddi_internal_er): Likewise.
15226 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15229 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
15230 in LIBICONV variable.
15231 * configure: Regenerated.
15233 2002-01-22 Krister Walfridsson <cato@df.lth.se>
15235 * dependence.c (build_def_use): Remove array_idx.
15237 * dwarfout.c (last_filename): Remove.
15238 (output_compile_unit_die): Remove last_filename.
15240 2002-01-22 Roger Sayle <roger@eyesopen.com>
15241 Richard Henderson <rth@redhat.com>
15244 * fold-const.c (fold): Optimize unsigned comparisons against
15245 UINT_MAX (and similar unsigned constants).
15247 2002-01-22 Janis Johnson <janis187@us.ibm.com>
15249 * Makefile.in (loop.o): Depend on OPTABS_H.
15250 * loop.c (emit_prefetch_instructions): Check the prefetch operand
15251 against the predicate.
15254 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
15255 for the address operand.
15257 2002-01-22 Richard Henderson <rth@redhat.com>
15259 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
15261 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15264 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
15265 preprocessor flags.
15267 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
15269 * config.gcc (x86_64-*-netbsd*): New target.
15270 * config/i386/netbsd64.h: New file.
15272 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15274 * regrename.c (kill_value): Fix typo.
15276 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15278 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
15280 * config/rs6000/rs6000.h: Same.
15282 * function.c (instantiate_virtual_regs): Remove
15283 STARTING_FRAME_PHASE.
15284 (assign_stack_local_1): Same.
15285 Calculate frame phase.
15287 2002-01-22 Nick Clifton <nickc@redhat.com>
15289 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
15290 variable declaration to outer scope in order to simplify
15292 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
15293 arm_hard_regno_mode_ok.
15294 * config/arm/arm-protos.h: Add a prototype for
15295 arm_hard_regno_mode_ok.
15296 * config/arm/arm.c (soft_df_operand): Remove now redundant
15297 check for DImode values using IP_REGNUM.
15298 (nonimmediate_soft_df_operand): Remove now redundant check for
15299 DImode values using IP_REGNUM.
15300 (arm_hard_regno_mode_ok): New function. New check: make sure
15301 that DImode values are not stored in IP_REGNUM.
15303 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
15305 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
15307 2002-01-22 Jason Merrill <jason@redhat.com>
15309 * c-semantics.c (genrtl_compound_stmt): Only check nesting
15310 consistency if this COMPOUND_STMT is scoped.
15312 2002-01-22 Kazu Hirata <kazu@hxi.com>
15314 * predict.c: Fix formatting.
15315 * print-tree.c: Likewise.
15316 * protoize.c: Likewise.
15317 * real.h: Likewise.
15319 * sbitmap.h: Likewise.
15320 * scan.c: Likewise.
15321 * sched-deps.c: Likewise.
15322 * sched-vis.c: Likewise.
15323 * sdbout.c: Likewise.
15324 * sibcall.c: Likewise.
15326 * ssa-ccp.c: Likewise.
15327 * ssa-dce.c: Likewise.
15328 * stmt.c: Likewise.
15329 * stor-layout.c: Likewise.
15330 * system.h: Likewise.
15332 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15334 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
15335 if fits in bounds of base type.
15337 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
15338 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
15339 (add_bound_info, default): If can't find a context, make a
15341 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
15343 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
15345 * c-typeck.c (parser_build_binary_op): If result from
15346 build_binary_op is ERROR_MARK just return error_mark_node without
15347 further processing.
15349 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
15351 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
15352 Split a.out-specific bits into...
15353 * config/netbsd-aout.h: ...this.
15354 * config/netbsd-elf.h: New file.
15355 * config/alpha/netbsd-elf.h: Remove.
15356 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
15357 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
15358 (STARTFILE_SPEC): Remove redundant definition.
15359 (ENDFILE_SPEC): Likewise.
15360 (LINK_SPEC): Likewise.
15361 (CPP_SPEC): Likewise.
15362 (ASM_SPEC): Likewise.
15363 (LIB_SPEC): Likewise.
15364 (SWITCH_TAKES_ARG): Likewise.
15365 (TARGET_MEM_FUNCTIONS): Likewise.
15366 (CPP_PREDEFINES): Redefine.
15367 (ASM_FINAL_SPEC): Remove redefinition.
15368 (ASM_COMMENT_START): Redefine.
15369 (FUNCTION_PROFILER): Define.
15370 (TARGET_VERSION): Redefine.
15371 Comment and formatting cleanup.
15372 * config/i386/netbsd.h: Include <netbsd-aout.h>.
15373 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
15374 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
15375 big- or little-endian.
15376 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
15377 * config.gcc (*-*-netbsd*): Add definitions common to all
15379 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
15380 gnu_ld definitions. Add netbsd-elf.h to and remove
15381 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
15382 tmake_file, and don't lose previous tmake_file contents.
15383 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
15384 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
15385 gnu_ld definitions. Add netbsd-elf.h to tm_file.
15386 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
15387 (mipsel-*-netbsd*): Rename this to...
15388 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
15389 mips/little.h to tm_file for mips*el-*.
15390 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
15391 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
15392 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
15394 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15396 * pa-protos.h (reg_before_reload_operand): New function prototype.
15397 * pa.c (reg_before_reload_operand): New function implementation.
15398 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
15399 contraints to "*m".
15401 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15403 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
15405 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15407 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
15408 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
15409 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
15410 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
15411 (ENDFILE_SPEC): Undefine.
15412 (STARTFILE_SPEC): Redefine for PA.
15414 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15416 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
15418 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
15420 * config.gcc: Add entries to supported PowerPC --with-cpu
15423 2002-01-21 Jakub Jelinek <jakub@redhat.com>
15425 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
15426 true for 64-bit mode only SSE registers in 32-bit mode.
15428 2002-01-21 Kazu Hirata <kazu@hxi.com>
15430 * unwind-dw2.c: Fix formatting.
15431 * unwind-dw2-fde.c: Likewise.
15432 * unwind-dw2-fde.h: Likewise.
15433 * unwind-pe.h: Likewise.
15434 * varasm.c: Likewise.
15435 * varray.h: Likewise.
15437 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15439 Remove workaround for register stack overwrite bug in mmix.
15440 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
15441 support for TARGET_REG_STACK_FILL_BUG.
15442 * config/mmix/mmix.h: Remove member has_call_without_parameters.
15443 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
15445 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
15446 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
15447 -mno-reg-stack-fill-bug-workaround.
15448 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
15449 machine member has_call_without_parameters.
15450 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
15451 -mreg-stack-fill-bug-workaround and
15452 -mno-reg-stack-fill-bug-workaround.
15453 (MMIX Options): Ditto.
15455 2002-01-21 Kazu Hirata <kazu@hxi.com>
15457 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
15459 Remove redundant code.
15461 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
15463 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
15464 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
15465 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
15466 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
15467 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
15468 out target macro definitions and non-target-specific comments
15469 mostly taken from old versions of the manual.
15471 2002-01-20 Kazu Hirata <kazu@hxi.com>
15473 * config/h8300/h8300.h: Fix comment formatting.
15474 * config/ia64/aix.h: Likewise.
15475 * config/ia64/ia64-protos.h: Likewise.
15476 * config/ia64/ia64.c: Likewise.
15477 * config/ia64/ia64.h: Likewise.
15478 * config/ia64/ia64intrin.h: Likewise.
15479 * config/ia64/linux.h: Likewise.
15480 * config/ia64/unwind-aix.c: Likewise.
15481 * config/ia64/unwind-ia64.c: Likewise.
15483 2002-01-20 Kazu Hirata <kazu@hxi.com>
15485 * config/h8300/h8300.c: Revise comments about shift code.
15487 2002-01-20 Kazu Hirata <kazu@hxi.com>
15489 * config/h8300/h8300.c (function_arg): Update a comment.
15491 2002-01-20 Kazu Hirata <kazu@hxi.com>
15493 * config/h8300/h8300.md: Update the comments at the beginning
15496 2002-01-20 Kazu Hirata <kazu@hxi.com>
15498 * config/i370/i370.c: Fix comment formatting.
15499 * config/i370/i370.h: Likewise.
15500 * config/i370/i370.md: Likewise.
15501 * config/i370/linux.h: Likewise.
15503 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15505 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
15507 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
15508 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
15509 in incomplete case.
15511 2002-01-20 Graham Stott <grahams@redhat.com>
15513 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
15515 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
15517 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
15519 2002-01-19 Tom Rix <trix@redhat.com>
15521 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
15523 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
15525 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
15527 * function.c (assign_stack_local_1): Adjust x_frame_offset with
15528 STARTING_FRAME_PHASE.
15529 (STARTING_FRAME_PHASE): New.
15530 (instantiate_virtual_regs): Check saneness of
15531 STARTING_FRAME_PHASE.
15533 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
15535 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
15537 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
15539 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
15541 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
15542 be used for bootstrapping GCC 3.0.
15544 2002-01-18 Kazu Hirata <kazu@hxi.com>
15546 * config/h8300/h8300.md: Fix an insn length.
15548 2002-01-18 Kazu Hirata <kazu@hxi.com>
15550 * bitmap.h: Fix comment formatting.
15551 * combine.c: Likewise.
15552 * cppfiles.c: Likewise.
15553 * c-pragma.h: Likewise.
15554 * c-typeck.c: Likewise.
15556 * dwarf2out.c: Likewise.
15557 * function.c: Likewise.
15559 * genattrtab.c: Likewise.
15560 * gthr-win32.h: Likewise.
15561 * haifa-sched.c: Likewise.
15562 * predict.c: Likewise.
15563 * rtlanal.c: Likewise.
15565 * unwind-dw2-fde.h: Likewise.
15566 * unwind-pe.h: Likewise.
15567 * vmsdbgout.c: Likewise.
15569 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15571 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
15572 if type_required and passed decl.
15574 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
15576 * config.gcc (cpu_type): Include altivec.h in powerpc
15580 * config/rs6000/altivec.h: New.
15582 2002-01-17 David Edelsohn <edelsohn@gnu.org>
15584 * doc/install.texi (*-ibm-aix*): Update assembler and exception
15585 handling information.
15586 * doc/trouble.texi (Interoperation): Add libstdc++ information
15588 (Misunderstandings): Add template instantiation and static template
15589 member information for AIX.
15591 2002-01-17 Jason Merrill <jason@redhat.com>
15593 * dbxout.c (dbxout_type): Support const and volatile.
15595 * except.c (add_partial_entry): Remove backwards compatibility code.
15596 (end_protect_partials): Likewise.
15598 2002-01-17 Jakub Jelinek <jakub@redhat.com>
15600 * config/ia64/ia64.md (prologue_use): New.
15601 * config/ia64/ia64.c (ia64_expand_prologue): Use
15602 gen_prologue_use instead of gen_rtx_USE.
15603 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
15604 as CODE_FOR_pred_rel_mutex.
15605 (ia64_sched_reorder2): Likewise.
15607 2002-01-16 Eric Christopher <echristo@redhat.com>
15609 * config/mips/r3900.h: Reformat.
15610 (SUBTARGET_CPP_SIZE_SPEC): Remove.
15611 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
15612 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
15613 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
15614 * config/mips/t-elf: Remove mips3 multilib.
15616 2002-01-16 H.J. Lu <hjl@gnu.org>
15618 * config/mips/linux.h: Include "mips/abi64.h".
15620 2002-01-16 H.J. Lu <hjl@gnu.org>
15622 * config/mips/t-linux: New.
15624 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
15626 * config/mips/linux.h: Don't include "gofast.h".
15627 (INIT_SUBTARGET_OPTABS): Removed.
15629 2002-01-16 Kazu Hirata <kazu@hxi.com>
15631 * config/h8300/h8300-protos.h: Replace emit_a_shift with
15633 * config/h8300/h8300.c: Likewise.
15634 * config/h8300/h8300.md: Likewise.
15636 2002-01-16 Kazu Hirata <kazu@hxi.com>
15638 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
15639 spaces after an opcode name.
15640 (pushqi1_h8300hs): Likewise.
15641 (pushhi1_h8300hs): Likewise.
15643 2002-01-16 Kazu Hirata <kazu@hxi.com>
15645 * doc/extend.texi: Replace "option" with "attribute"
15648 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15650 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
15651 (and:DI () (const_int -8)).
15652 (split_small_symbolic_mem_operand): Split
15653 (mem (and:DI () (const_int -8)).
15655 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15658 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
15659 same way as TYPE_IMUL.
15660 (ultrasparc_sched_reorder): Likewise.
15661 * config/sparc/sparc.md (type): Add comment to update
15662 ultrasparc_sched_reorder when making changes.
15664 2002-01-16 Kazu Hirata <kazu@hxi.com>
15666 * doc/invoke.texi: Change the dump file name of block
15667 reordering pass from 28.bbro to 29.bbro.
15668 Mention -dk option.
15670 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
15672 * i386.md (minsf splitter): Fix pasto.
15674 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15676 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
15677 to frame pointer initialisation instruction.
15678 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
15679 initialisation instruction.
15680 (soft_df_operand): Do not accept the IP register.
15681 (nonimmediate_soft_df_operand): Do not accept the IP register.
15683 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15686 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
15687 MASK_V8 being both set.
15689 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
15691 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
15692 insn for GOT register; add REG_MAYBE_DEAD notes instead.
15693 config/s390/s390.md (call, call_value): Add GOT register to
15694 CALL_INSN_FUNCTION_USAGE where needed.
15695 (call_exp, call_value_exp): New.
15697 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15699 * config/arm/arm.c: General formatting tidy up.
15701 2002-01-16 Graham Stott <grahams@redhat.com>
15703 * calls.c (try_to_integrate): Use "(size_t)" intermediate
15704 cast and when casting an integer literal to "rtx" pointer.
15705 (expand_call): Likewise.
15706 * flow.c (try_pre_increment): Likewise.
15707 (find_use_as_address): Likewise.
15708 * integrate.c (expand_iline_function): Likewise.
15709 * regmove.c (try_auto_increment): Likewise.
15711 2002-01-16 Graham Stott <grahams@redhat.com>
15713 * sched-rgn.c (passed): Use sbitmap_free.
15714 (header): Likewise.
15716 (in_queue): Likewise.
15717 (in_stack): Likewise.
15719 2002-01-15 Eric Christopher <echristo@redhat.com>
15721 * flow.c (propagate_one_insn): Change to use fatal_insn.
15723 2002-01-15 Kazu Hirata <kazu@hxi.com>
15725 * expmed.c (extract_fixed_bit_field): Remove unused code.
15726 * system.h: Poison SLOW_ZERO_EXTEND.
15727 * doc/tm.texi: Remove.
15728 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
15729 * config/arm/arm.h: Likewise.
15730 * config/avr/avr.h: Likewise.
15731 * config/clipper/clipper.h: Likewise.
15732 * config/convex/convex.h: Likewise.
15733 * config/d30v/d30v.h: Likewise.
15734 * config/dsp16xx/dsp16xx.h: Likewise.
15735 * config/elxsi/elxsi.h: Likewise.
15736 * config/fr30/fr30.h: Likewise.
15737 * config/h8300/h8300.h: Likewise.
15738 * config/i370/i370.h: Likewise.
15739 * config/i386/i386.h: Likewise.
15740 * config/m68k/m68k.h: Likewise.
15741 * config/mips/mips.h: Likewise.
15742 * config/ns32k/ns32k.h: Likewise.
15743 * config/pdp11/pdp11.h: Likewise.
15744 * config/pj/pj.h: Likewise.
15745 * config/s390/s390.h: Likewise.
15746 * config/sh/sh.h: Likewise.
15747 * config/stormy16/stormy16.h: Likewise.
15748 * config/v850/v850.h: Likewise.
15749 * config/vax/vax.h: Likewise.
15750 * config/we32k/we32k.h: Likewise.
15752 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15754 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
15755 (altivec_lvsl): Change constraint to b.
15756 (altivec_lvsr): Same.
15757 (altivec_lvebx): Same.
15758 (altivec_lvehx): Same.
15759 (altivec_lvewx): Same.
15760 (altivec_lvxl): Same.
15761 (altivec_lvx): Same.
15762 (altivec_stvx): Add parallel.
15763 (altivec_stvxl): Same.
15764 (altivec_stvehx): Same.
15765 (altivec_stvebx): Same.
15766 (altivec_stvebx): Same.
15768 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15770 * config.gcc: Change altivec.h to altivec-defs.h.
15772 * config/rs6000/altivec.h: Delete.
15774 * config/rs6000/altivec-defs.h: Add.
15776 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
15778 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
15781 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
15782 less than or equal to eight bytes.
15784 * vax.md (andsi3): Remove constraints and change SET destination
15785 operand type to nonimmediate_operand.
15786 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
15787 when it is a CONST_INT.
15789 2002-01-15 Jason Merrill <jason@redhat.com>
15791 * c-common.def (FILE_STMT): New code.
15792 * c-common.c (statement_code_p): It's a statement.
15793 * c-common.h (stmt_tree_s): Add x_last_filename.
15794 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
15795 (last_expr_filename): New macro.
15796 * c-semantics.c (begin_stmt_tree): Initialize it.
15797 (add_stmt): If the filename changed, also insert a
15799 (expand_stmt): Handle seeing one.
15801 2002-01-15 Eric Christopher <echristo@redhat.com>
15803 * flow.c (propagate_one_insn): Add error message and print out
15804 insn for debugging.
15806 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15808 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
15809 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
15810 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
15811 TRAMPOLINE_ALIGNMENT.
15812 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
15814 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
15815 PCC_BITFIELD_TYPE_MATTERS.
15816 * config/interix.h (STDC_VALUE): Remove. Use
15817 STDC_0_IN_SYSTEM_HEADERS.
15818 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
15819 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
15820 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
15822 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
15824 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
15825 not work on this platform currently.
15827 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15829 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
15830 readonly_warning in _().
15832 2002-01-15 Douglas B Rupp <rupp@gnat.com>
15834 * gcc.c (delete_if_ordinary): Backout previous change.
15836 2002-01-15 Kazu Hirata <kazu@hxi.com>
15838 * config/h8300/h8300.c (print_operand): Remove support for
15839 unused operand characters.
15841 * read-rtl.c: Fix formatting.
15842 * real.c: Likewise.
15843 * recog.c: Likewise.
15844 * regclass.c: Likewise.
15845 * regmove.c: Likewise.
15846 * reg-stack.c: Likewise.
15847 * reload1.c: Likewise.
15848 * rtlanal.c: Likewise.
15850 2002-01-15 Kazu Hirata <kazu@hxi.com>
15852 * config/i386/i386.c: Fix formatting.
15854 2002-01-15 Jakub Jelinek <jakub@redhat.com>
15856 * c-typeck.c (process_init_element): Don't save_expr
15857 COMPOUND_LITERAL_EXPR if just its initializer will be used.
15859 2002-01-15 David Edelsohn <edelsohn@gnu.org>
15861 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
15862 emit optional traceback table if optimize_size or TARGET_ELF.
15863 * config/rs6000/rs6000.md (prefetch): New.
15865 2002-01-15 Andreas Jaeger <aj@suse.de>
15867 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
15869 2002-01-15 Kazu Hirata <kazu@hxi.com>
15871 * mips-tfile.c: Fix formatting.
15873 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
15875 * unroll.c (final_reg_note_copy): Fix previous commit.
15877 2002-01-14 Kazu Hirata <kazu@hxi.com>
15879 * config/h8300/h8300-protos.h: Remove the prototype for
15881 * config/h8300/h8300.c (eq_operator): Remove.
15883 2002-01-14 Richard Henderson <rth@redhat.com>
15885 * config/i386/i386.md (prefetch): Tidy.
15886 (prefetch_3dnow): Fix locality operand.
15888 2002-01-14 Richard Henderson <rth@redhat.com>
15890 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
15891 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
15893 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
15895 * reload1.c (reload_combine): Pass reg_sum replacement through
15896 copy_rtx in loop performing multiple changes.
15898 2002-01-14 Jakub Jelinek <jakub@redhat.com>
15900 * except.c (remove_unreachable_regions): New.
15901 (free_eh_status): Clear exception_handler_labels.
15902 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
15903 (find_exception_handler_labels): Don't add the same label more than
15905 (remove_exception_handler_label): Don't die if
15906 find_exception_handler_labels hasn't been called for the current
15909 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
15911 * toplev.c (rest_of_compilation): Rebuild jump labels after
15914 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
15916 * doc/extend.texi: Move documentation of X86 built-in functions
15918 * doc/invoke.texi: From here.
15919 * doc/sourcebuild.texi: Document location of documentation for
15920 machine built-in functions.
15922 2002-01-13 Christopher Faylor <cgf@redhat.com>
15924 * cppfiles.c (TEST_THRESHOLD): New macro.
15925 (SHOULD_MMAP): Ditto.
15926 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
15929 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
15931 * unroll.c (final_reg_note_copy): Properly handle
15933 (unroll_loops): Fix LOOP_CONDITION heuristics.
15935 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
15937 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
15938 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
15940 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
15942 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
15945 2002-01-14 Tom Rix <trix@redhat.com>
15947 * config/rs6000/rs6000.md: Fix typo with sradi.
15949 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
15951 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
15952 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
15953 (clrstrdi, clrstrsi): Adapt callers.
15955 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
15957 (movti splitter): Never use register 0 as base register.
15959 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15961 * combine.c (simplify_shift_const): Always generate new rtx
15962 for shift expression instead of reusing given expression.
15964 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15966 * config/alpha/alpha.c (alpha_expand_mov): Don't call
15967 alpha_legitimize_address unless mode is Pmode.
15969 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
15971 * doc/md.texi (Modifiers): Document the '*' constraint for the
15974 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
15975 * doc/extend.texi (Function Attributes): 'interrupt' is valid
15978 2002-01-13 Richard Henderson <rth@redhat.com>
15980 * reload.c (find_reloads): Use a hard reg destination as reload reg
15981 for an input reload of the source.
15983 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15985 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
15988 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
15990 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15991 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15993 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
15995 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15997 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
15999 2002-01-12 Tom Rix <trix@redhat.com>
16001 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
16004 2002-01-12 Richard Henderson <rth@redhat.com>
16006 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
16008 * doc/invoke.texi: Update Alpha options.
16010 * doc/invoke.texi: Update i386 built-in function lists.
16012 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
16014 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
16015 referencing outside.
16017 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16019 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
16020 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
16021 offsets, and change line folding.
16022 * optabs.c (expand_binop): Remove warnings.
16023 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
16025 2002-01-12 Graham Stott <grahams@redhat.com>
16027 * attribs.c (handle_deprecated_attribute): constify WHAT.
16028 * diagnostic.c (warn_deprecated_use): Add braces, fixes
16029 dangling else warning and constify WHAT.
16030 * except.h (struct function, struct inline_remap): Move
16031 struct tag forward defs before all prototypes.
16032 (duplicate_eh_regions): Whitespace.
16034 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
16036 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
16037 MODE_BASE_REG_CLASS.
16038 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
16040 2002-01-12 Richard Henderson <rth@redhat.com>
16042 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
16043 (ix86_expand_vector_move): New.
16044 (bdesc_2arg): Remove andps, andnps, orps, xorps.
16045 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
16046 Remove old prefetch builtins. Special case the logicals removed above.
16047 (ix86_expand_builtin): Likewise.
16048 (safe_vector_operand): Use V4SFmode, not TImode.
16049 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
16050 (ix86_expand_timode_binop_builtin): New.
16051 * config/i386/i386-protos.h: Update.
16052 * config/i386/i386.h (enum ix86_builtins): Update.
16053 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
16054 Use ix86_expand_vector_move in vector move expanders.
16055 (movti_internal, movti_rex64): Add xorps alternative.
16056 (sse_clrv4sf): Rename and adjust from sse_clrti.
16057 (prefetch): Don't work so hard.
16058 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
16059 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
16060 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
16062 2002-01-11 Richard Henderson <rth@redhat.com>
16064 * config/i386/mmintrin.h: New file.
16065 * config/i386/xmmintrin.h: New file.
16066 * config.gcc (i?86-*-*): Add extra_headers.
16067 * simplify-rtx.c (simplify_unary_operation): Handle saturating
16069 (simplify_binary_operation): Handle saturating arithmetic codes.
16070 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
16071 not the lowpart subreg.
16072 (ix86_expand_builtin): Return a TImode dummy register instead of 0
16074 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
16076 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16078 * conflict.c (conflict_graph_compute): Free regsets when finished.
16079 * ssa.c (compute_coalesced_reg_partition): Likewise.
16081 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16083 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
16084 every where we allocate a register.
16086 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16088 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
16089 * lcm.c (compute_earliest, compute_farthest): Likewise.
16091 2002-01-11 Janis Johnson <janis187@us.ibm.com>
16093 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
16095 2002-01-11 Janis Johnson <janis187@us.ibm.com>
16097 * doc/rtl.texi (Insns): Fix 2 typos.
16099 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
16101 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
16102 options. Use @table @gcctabopt for MMIX options. Add index
16103 entries for MMIX options. Start new paragraph with first
16104 heading of the machine-dependent options.
16106 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
16109 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
16110 * combine.c (force_to_mode): Same.
16111 * reload1.c (clear_reload_reg_in_use): Same.
16113 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
16115 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
16118 2002-01-11 Andreas Jaeger <aj@suse.de>,
16119 Brad Lucier <lucier@math.purdue.edu>
16121 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
16124 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
16126 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
16127 Protect with IN_LIBGCC.
16128 (LINK_EH_SPEC): Add required trailing space.
16130 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
16132 * c-tree.h: Move function declarations so that they are listed
16133 under the filename which contains them.
16134 (check_identifier, finish_decl_top_level,
16135 lookup_name_current_level_global, shadow_record_fields): Remove.
16137 2002-01-11 Andreas Jaeger <aj@suse.de>
16139 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
16142 2002-01-10 Richard Henderson <rth@redhat.com>
16144 * config/alpha/alpha.c (print_operand): Add 'J'.
16145 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
16146 new operand with the sequence number for the lituse. When splitting
16147 the insns, use gen_movdi_er_high_g and generate a sequence number.
16148 (gen_movdi_er_high_g): Print the sequence number if non-zero.
16150 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
16152 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
16153 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
16155 (altivec_expand_builtin): Same.
16156 (altivec_expand_stv_builtin): New.
16158 * config/rs6000/rs6000.h (rs6000_builtins): Same.
16160 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
16161 ("altivec_lvehx"): New.
16162 ("altivec_lvewx"): New.
16163 ("altivec_lvxl"): New.
16164 ("altivec_lvx"): New.
16165 ("altivec_stvx"): New.
16166 ("altivec_stvebx"): New.
16167 ("altivec_stvehx"): New.
16168 ("altivec_stvewx"): New.
16169 ("altivec_stvxl"): New.
16171 2002-01-10 Richard Henderson <rth@redhat.com>
16173 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
16174 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
16175 care not to delete instructions twice.
16177 2002-01-10 Zack Weinberg <zack@codesourcery.com>
16179 * toplev.c: Don't declare environ (it's not used anywhere).
16180 * configure.in: Don't check for declaration of environ.
16181 * config/i386/xm-mingw32.h: Don't #define environ.
16182 * config.in, configure: Regenerate.
16184 2002-01-10 Zack Weinberg <zack@codesourcery.com>
16186 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
16187 * configure: Regenerate.
16189 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
16190 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
16191 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
16193 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
16194 LIMITS_H_TEST here, not in m68k/x-next.
16195 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
16196 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
16198 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
16199 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
16200 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
16202 * config/i386/x-djgpp: Renamed i386/t-djgpp.
16203 * config/m88k/x-dolph: Renamed m88k/t-dolph.
16204 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
16205 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
16206 replacement of quadlib.asm with quadlib.c.
16208 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
16209 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
16210 config/rs6000/xm-beos.h: Delete file.
16212 * config.gcc: Update to match above changes.
16214 2002-01-10 Kazu Hirata <kazu@hxi.com>
16216 * config/h8300/h8300.h: Fix comment typos.
16217 * config/h8300/h8300.md: Likewise.
16218 * config/h8300/lib1funcs.asm: Likewise.
16220 2002-01-10 Dale Johannesen <dalej@apple.com>
16222 PR optimization/5269
16223 * unroll.c (precondition_loop_p): Make *increment be the correct
16224 sign when n_iterations known, to avoid confusing caller.
16226 2002-01-10 Kazu Hirata <kazu@hxi.com>
16228 * doc/extend.texi (deprecated): Fix a typo.
16230 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
16232 * basic-block.h (update_br_prob_note): Declare.
16233 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
16234 (try_forward_edges): Care negative frequencies and update note.
16235 (outgoing_edges_match): Tweek conditional merging heuristics.
16236 (try_crossjump_to_edge): use update_br_prob_note.
16237 * cfglayout.c (fixup_reorder_chain): Likewise.
16238 * cfrtl.c (update_br_prob_note): New.
16239 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
16241 * i386.c (ix86_decompose_address): Return -1 if address contains
16243 (legitimate_address_p): Require ix86_decompose_address to return 1.
16245 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
16246 (cprop_insn): Likewise.
16248 2002-01-10 Kazu Hirata <kazu@hxi.com>
16250 * toplev.c: Fix formatting.
16251 * tree.c: Likewise.
16252 * tree-dump.c: Likewise.
16253 * unroll.c: Likewise.
16254 * unwind-dw2.c: Likewise.
16255 * unwind-dw2-fde.c: Likewise.
16256 * unwind-dw2-fde-glibc.c: Likewise.
16257 * unwind-sjlj.c: Likewise.
16259 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16261 * doc/invoke.texi: Document PDP-11 options.
16263 2002-01-10 Kazu Hirata <kazu@hxi.com>
16265 * config/h8300/h8300.h: Fix formatting.
16267 2002-01-10 Ira Ruben <ira@apple.com>
16269 Add __attribute__ ((deprecated)).
16270 * extend.texi: Document __attribute__ ((deprecated)).
16271 * invoke.texi: Document -Wno-deprecated-declarations.
16272 * testsuite/g++.dg/other/deprecated.C: New C++ test.
16273 * testsuite/gcc.dg/deprecated.c: New C test.
16274 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
16275 (c_common_attribute_table): Add "deprecated" entry.
16276 (handle_deprecated_attribute): New function.
16277 * c-decl.c (deprecated_states): New enum.
16278 deprecated_state: State of "deprecated" handling.
16279 (start_decl): Set deprecated_state based on attributes.
16280 (grokdeclarator): Test for deprecated uses, propagate attribute.
16281 * c-typeck.c (build_component_ref): Test for deprecated fields.
16282 (build_external_ref): Test for deprecated primaries.
16283 * diagnostic.c (warn_deprecated_use) New function to issue
16284 warnings about __attribute__ ((depricated)) references.
16285 * flags.h (warn_deprecated_decl): Extern declared for
16286 -W[no-]deprecated-declarations option.
16287 * print-tree.c (print_node): Show deprecated flag status.
16288 * toplev.c (warn_deprecated_decl): Defined.
16289 (W_options): Added "deprecated-declaration".
16290 * toplev.h (warn_deprecated_use): Extern declared.
16291 * tree.h (struct tree_common): Define deprecated_flag.
16292 (TREE_DEPRECATED): New macro to access flag.
16293 * cp/call.c (build_call): Test for deprecated calls.
16294 * cp/class.c (add_implicitly_declared_members): Set global
16295 flag to tell grokdeclarator to not issue deprecated warnings.
16296 * cp/cp-tree.h: Add extern for adding_implicit_members.
16297 * cp/decl.c (deprecated_states): New enum.
16298 (start_decl): Set deprecated_state based on attributes.
16299 (grokdeclarator): Test for deprecated uses, propagate attribute.
16300 * cp/lex.c (do_identifier): Test for deprecated primaries.
16301 * cp/typeck.c (build_component_ref): Test for deprecated fields.
16303 2002-01-10 Ira Ruben <ira@apple.com>
16305 Fix to assign attributes to inline member functions.
16306 * cp/decl.c (start_method): Handle attrlist.
16308 2002-01-10 Kazu Hirata <kazu@hxi.com>
16310 * combine.c (expand_field_assignment): Use subreg_lsb().
16312 2002-01-10 David Edelsohn <edelsohn@gnu.org>
16314 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
16315 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
16316 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
16317 Recurse for any operand of AND as long as constant is non-zero.
16319 2002-01-10 Kazu Hirata <kazu@hxi.com>
16321 * config/h8300/h8300.md: Remove constraints from expanders.
16323 2002-01-10 Kazu Hirata <kazu@hxi.com>
16325 * varasm.c: Fix formatting.
16326 * varray.c: Likewise.
16327 * vmsdbgout.c: Likewise.
16328 * xcoffout.c: Likewise.
16330 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
16332 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
16333 update edge probabilities to match.
16335 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16337 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
16339 * doc/languages.texi, doc/sourcebuild.texi: New files.
16340 * doc/configfiles.texi: Make a subsubsection. Update.
16341 * doc/configterms.texi: Add @node. Remove warning that this isn't
16342 instructions for building GCC.
16343 * doc/makefile.texi: Make a subsection.
16344 * doc/gccint.texi: Update.
16346 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
16348 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
16350 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
16352 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
16354 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
16356 * optabs.c (expand_fix): Look for wider integer modes first.
16358 * i386.md (mov?f): Avoid the fake const double trick for medium
16360 (min?f*/max?f*): Prohibit memory operands for i387 variant.
16361 (fop_df_4): Disable for SSE compilation.
16363 2002-01-10 Graham Stott <grahams@redhat.com>
16365 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
16366 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
16368 2002-01-10 Richard Henderson <rth@redhat.com>
16370 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
16372 2002-01-10 Richard Henderson <rth@redhat.com>
16374 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
16375 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
16377 2002-01-10 Kazu Hirata <kazu@hxi.com>
16379 * combine.c (can_combine_p): Fix a comment typo.
16381 2002-01-09 Zack Weinberg <zack@codesourcery.com>
16383 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
16384 empty list correctly. Change loop index $t to $f for
16385 consistency with rest of Makefile.
16387 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
16389 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
16390 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16392 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
16393 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
16394 (altivec_init_builtins): Same.
16395 (altivec_expand_unop_builtin): Return NULL_RTX on error.
16396 (altivec_expand_binop_builtin): Same.
16397 (altivec_expand_ternop_builtin): Same.
16400 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
16401 ("altivec_vctuxs"): Fix typo.
16402 ("altivec_vnmsubfp"): Same.
16403 ("altivec_dssall"): New.
16404 ("altivec_mfvscr"): New.
16405 ("altivec_dss"): New.
16406 ("altivec_lvsl"): New.
16407 ("altivec_lvsr"): New.
16408 ("altivec_dstt"): New.
16409 ("altivec_dstst"): New.
16410 ("altivec_dststt"): New.
16411 ("altivec_dst"): New.
16413 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
16414 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16416 2002-01-09 Richard Henderson <rth@redhat.com>
16418 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
16420 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
16422 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
16424 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
16426 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
16428 2002-01-09 Kazu Hirata <kazu@hxi.com>
16430 * read-rtl.c: Fix formatting.
16431 * real.c: Likewise.
16432 * regclass.c: Likewise.
16433 * regrename.c: Likewise.
16434 * reg-stack.c: Likewise.
16435 * reload1.c: Likewise.
16436 * reload.c: Likewise.
16439 2002-01-09 Kazu Hirata <kazu@hxi.com>
16441 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
16442 to extract items in the expr_list chain.
16444 2002-01-09 Richard Henderson <rth@redhat.com>
16446 * config/vax/vax.c (vax_rtx_cost): Never abort.
16448 * config/vax/vax.h (REAL_ARITHMETIC): Define.
16450 2002-01-09 Jan Hubicka <jh@suse.cz>
16452 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
16454 2002-01-09 Richard Henderson <rth@redhat.com>
16456 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
16457 Unify code from various alternatives.
16459 2002-01-09 Richard Henderson <rth@redhat.com>
16461 * regrename.c (copy_value): Ignore the copy if the source register
16462 is present in the value chain with a narrower mode.
16464 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16466 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
16467 for the c4x target. Also improve layout.
16469 2002-01-09 Richard Henderson <rth@redhat.com>
16471 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
16472 * config/m32r/m32r.md (and ior xor splitters): Swap operands
16473 to match insn patterns.
16475 2002-01-09 Richard Henderson <rth@redhat.com>
16477 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
16478 (copyprop_hardreg_forward_1): Likewise.
16480 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
16482 * pa.md (decrement_and_branch_until_zero): Change predicate for
16483 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
16485 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
16487 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
16488 gets undefined. For Darwin.
16490 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16492 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
16494 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16496 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
16498 2002-01-08 Richard Henderson <rth@redhat.com>
16500 * regrename.c (copy_value): Ignore overlapping copies.
16502 2002-01-08 Richard Henderson <rth@redhat.com>
16504 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
16505 as needed to avoid shared structure.
16507 2002-01-08 Kazu Hirata <kazu@hxi.com>
16509 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
16512 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16514 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
16515 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
16516 documentation of obsolete macros.
16517 * system.h: Poison these macros.
16518 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
16519 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
16520 config/c4x/c4x.h, config/clipper/clipper.h,
16521 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
16522 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
16523 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
16524 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
16525 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
16526 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
16527 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
16528 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
16529 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
16530 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
16531 config/sparc/sparc.h, config/stormy16/stormy16.h,
16532 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
16533 definitions and commented out definitions of obsolete macros.
16534 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
16535 of MAX_INT_TYPE_SIZE.
16537 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16539 * config/s390/s390.c (s390_preferred_reload_class): Never
16540 return ADDR_REGS if it isn't a subset of the given class.
16541 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
16542 FP_REGS, but all superclasses as well.
16544 * config/s390/s390.c (s390_function_profiler): Fix thinko.
16546 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
16547 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
16548 must not be a const_int.
16550 2002-01-08 Richard Henderson <rth@redhat.com>
16552 * Makefile.in (toplev.o): Depend on options.h.
16553 (gcc.o): Depend on specs.h.
16555 2002-01-08 Jakub Jelinek <jakub@redhat.com>
16557 * expr.c (store_expr): Convert VOIDmode constants back to target's
16560 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16562 * doc/invoke.texi: Markup gcc as @command. Refer to
16563 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
16564 of http://gcc.gnu.org/thanks.html.
16566 2002-01-08 Dale Johannesen <dalej@apple.com>
16568 * config/rs6000/rs6000.md: Add missing int register
16569 target case to movdf_low.
16571 2002-01-08 Zack Weinberg <zack@codesourcery.com>
16573 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
16574 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
16575 (cppinit.o): Depend on except.h.
16576 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
16577 s-specs): New rules.
16579 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
16580 Don't create specs.h/options.h/gencheck.h here. Remove
16581 unnecessary variable settings from last argument of AC_OUTPUT.
16582 * config.in, configure: Regenerate.
16583 * intl.c: Hardcode package name as "gcc".
16585 * cppinit.c: Include except.h.
16586 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
16588 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
16589 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
16590 (!)USING_SJLJ_EXCEPTIONS.
16591 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
16593 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16595 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
16596 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
16597 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
16598 documentation of obsolete macros.
16599 * system.h: Poison these macros.
16600 * config/d30v/d30v.h, config/ns32k/encore.h,
16601 config/stormy16/stormy16.h: Remove definitions and commented out
16602 definitions of obsolete macros.
16604 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
16606 * objc/objc-act.c (handle_class_ref): Mark the declaration of
16607 %sobjc_class_ref_%s as used - to prevent unwanted compiler
16610 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16612 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
16613 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
16614 to insn adjusting stack/frame pointer.
16615 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
16616 accept operands that cause the insn to be non-splittable.
16618 2002-01-08 Graham Stott <grahams@redhat.com>
16620 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
16621 (C_TYPE_FIELDS_VOLATILE): Likewise.
16622 (C_TYPE_BEING_DEFINED): Likewise.
16623 (C_IS_RESERVED_WORD): Likewise.
16624 (C_TYPE_VARIABLE_SIZE): Likewise.
16625 (C_DECL_VARIABLE_SIZE): Likewise.
16626 (C_MISSING_PROTOTYPE_WARNED): Likewise.
16627 (C_SET_EXP_ORIGINAL_CODE): Likewise.
16628 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
16630 (C_DECL_ANTICIPATED): Likewise.
16631 (c_build_type_variant): Add parenthesis.
16633 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16635 * gcc.c (option_map): Remove --version.
16636 (process_command): Handle -fversion following the GNU Coding
16637 Standards. Partially addresses PR other/704.
16639 2002-01-08 Graham Stott <grahams@redhat.com>
16641 * combine.c (combine_instructions): Fix typo.
16643 2002-01-08 Graham Stott <grahams@redhat.com>
16645 * debug.h: Use "tree" and "rtx" throughout.
16647 * debug.c: Likewise.
16649 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
16651 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
16652 constant pool, use the pool's version of the symbol instead.
16654 2002-01-07 Richard Henderson <rth@redhat.com>
16656 * regrename.c (find_oldest_value_reg): Ignore the value chain if
16657 the original register was copied in a mode with a fewer number of
16658 hard registers than the desired mode.
16659 (copyprop_hardreg_forward_1): Likewise.
16660 (debug_value_data): Fix loop test.
16661 * toplev.c (parse_options_and_default_flags): Reenable
16662 -fcprop-registers at -O1.
16664 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16666 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
16667 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
16669 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
16672 * config/rs6000/rs6000.md: Add altivec predicate patterns.
16674 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
16676 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
16677 (pa_output_function_prologue): Output local label at the beginning of
16678 the prologue when profiling.
16679 (hppa_profile_hook): Use the local label rather than the function label.
16680 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
16682 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16684 * config/rs6000/rs6000.c (print_operand): Remove extra space.
16685 (altivec_expand_unop_builtin): Fix thinko.
16686 (altivec_expand_binop_builtin): Same.
16687 (altivec_expand_ternop_builtin): Same.
16688 (altivec_expand_builtin): Same.
16690 2002-01-07 Richard Henderson <rth@redhat.com>
16692 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
16694 2002-01-07 Jason Merrill <jason@redhat.com>
16696 * unwind-dw2.c (execute_cfa_program): Use < again.
16698 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16700 * predict.c (combine_predictions_for_insn): Avoid division by zero.
16702 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16704 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
16705 Don't allow -1 - x -> ~x simplifications in the first pass.
16707 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16709 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
16711 (altivec_expand_binop_builtin): Same.
16712 (altivec_expand_unop_builtin): Same.
16713 (print_operand): Fix typo.
16714 (bdesc_1arg): Add vupk* variants.
16716 * rs6000.h (rs6000_builtins): Add vupk* enums.
16718 * rs6000.md: Add altivec_vupk* variants.
16720 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
16722 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
16723 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
16724 and last update dates.
16726 2002-01-07 Janis Johnson <janis187@us.ibm.com>
16728 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
16730 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
16732 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
16733 * config/avr/avr.h (CPP_SPEC): Likewise.
16734 (LINK_SPEC): Likewise.
16735 (CRT_BINUTILS_SPECS): Likewise.
16736 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16737 * doc/invoke.texi (AVR Options): Document them.
16739 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
16741 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
16744 2002-01-07 Graham Stott <grahams@redhat.com>
16746 * config/i386/i386.h: Update copyright date.
16747 (HALF_PIC_PTR): Add parenthesis.
16748 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
16749 (CONSTANT_ALIGNMENT): Add parenthesis.
16750 (DATA_ALIGNMENT): Likewise.
16751 (LOCAL_ALIGNMENT): Likewise.
16752 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
16753 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
16754 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
16755 (HARD_REGNO_NREGS): Add paranethesis.
16756 (VALID_SSE_REG_MODE): Whitespace.
16757 (VALID_MMX_REG_MODE): Whitespace.
16758 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
16759 (ix86_hard_regno_mode_ok): Add parenthesis.
16760 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
16761 (RETURN_IN_MEMORY): Whitespace.
16762 (N_REG_CLASSES): Add parenthesis.
16763 (INTEGER_CLASS_P): Add parenthesis and wrap.
16764 (FLOAT_CLASS_P): Likewise.
16765 (SSE_CLASS_P): Likewise.
16766 (MMX_CLASS_P): Likewise.
16767 (MAYBE_INTEGER_CLASS_P): Likewise.
16768 (MAYBE_FLOAT_CLASS_P): Likewise.
16769 (MAYBE_SSE_CLASS_P): Likewise.
16770 (MAYBE_MMX_CLASS_P): Likewise.
16771 (Q_CLASS_P): Likewise.
16772 (GENERAL_REGNO_P): Uppercase macro parameter.
16773 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
16774 (FP_REGNO_P): Likewise.
16775 (ANY_FP_REGNO_P): Uppercase macro parameter.
16776 (SSE_REGNO_P): Likewise.
16777 (SSE_REGNO): Likewise.
16778 (SSE_REG_P): Likewise.
16779 (SSE_FLOAT_MODE_P): Likewise.
16780 (MMX_REGNO_P): Likewise.
16781 (MMX_REG_P):Likewise.
16782 (STACK_REG_P): Likewise.
16783 (NON_STACK_REG_P): Likewise.
16784 (STACK_TOP_P): Likewise.
16785 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
16786 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
16787 (SECONDARY_MEMORY_NEEDED): Likewise.
16788 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
16789 (MD_ASM_CLOBBERS): Whitespace and wrap.
16790 (MUST_PASS_IN_STACK): Whitespace and wrap.
16791 (RETURN_POPS_ARGS): Add parenthesis.
16792 (INIT_CUMULATIVE_ARGS): Likewise.
16793 (FUNCTION_ARG): Likewise.
16794 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
16795 (SETUP_INCOMING_VARARGS): Likewise.
16796 (BUILD_VA_LIST_TYPE): Add parenthesis.
16797 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
16799 (EXPAND_BUILTIN_VA_ARG): Likewise.
16800 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
16801 (INITIALIZE_TRAMPOLINE): Add parenthesis.
16802 (INITIAL_ELIMINATION_OFFSET): Likewise.
16803 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
16804 (REGNO_OK_FOR_BASE_P): Likewise.
16805 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
16806 (REGNO_OK_FOR_DIREG_P): Likewise.
16807 (REG_OK_FOR_INDEX_P): Whitespace.
16808 (REG_OK_FOR_BASE_P): Whitespace.
16809 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
16811 (FIND_BASE_TERM): Fix typo.
16812 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
16813 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
16814 (SYMBOLIC_CONST; Whitespace.
16815 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
16816 (ENCODE_SECTION_INFO): Whitespace.
16817 (FINALIZE_PIC): Remove do { ... } while (0).
16818 (PROMOTE_MODE): Wrap in do { ... } while (0).
16819 (CONST_COSTS): Whitespace.
16820 (RTX_COSTS): Add paramethesis, whitespace and wrap.
16821 (REGISTER_MOVE_COST): Add parenthesis.
16822 (MEMORY_MOVE_COST): Likewise.
16823 (EXTRA_CC_MODES): Whitespace.
16824 (SELECT_CC_MODE): Add parenthesis and whitespace.
16825 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
16826 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
16827 (ASM_OUTPUT_LABEL): Add paramethesis.
16828 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
16829 (ASM_OUTPUT_REG_POP): Likewise.
16830 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
16831 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16833 * config/i386/i386.c: Update copyright.
16834 (CHECK_STACK_LIMIT): Add parenthesis.
16835 (AT_BP): Uppercase macro parameter.
16836 (x86_64_int_parameter_registers): Constify.
16837 (x86_64_int_return_registers): Likewise.
16838 (ix86_compare_op0): Use rtx.
16839 (construct_container): Constify INTREG parameter.
16840 (function_arg): Use rtx.
16842 * diagnostic.h: Update copyright date.
16843 (output_buffer_state): Add parenthesis.
16844 (output_buffer_format_args): Likewise.
16846 * combine.c (combine_instructions): Replace XEXP (links, 0)
16849 2002-01-06 H.J. Lu <hjl@gnu.org>
16851 * cfgcleanup.c (thread_jump): Fix 2 typos.
16853 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
16855 * config.gcc: Add support for --enable-altivec.
16857 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16859 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
16861 2002-01-06 Jakub Jelinek <jakub@redhat.com>
16863 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
16864 __objc_class_name_*.
16866 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16868 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
16870 2002-01-06 Richard Henderson <rth@redhat.com>
16872 * reorg.c (emit_delay_sequence): Remove death notes, not merely
16873 nop them out. Increment label reference count for REG_LABEL.
16874 (fill_slots_from_thread): Frob label reference count around
16875 delete_related_insns.
16877 2002-01-05 Richard Henderson <rth@redhat.com>
16879 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
16882 2002-01-05 Richard Henderson <rth@redhat.com>
16884 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
16885 * integrate.c (output_inline_function): Likewise.
16886 * toplev.c (rest_of_compilation): Do it here instead. Move call
16887 to remove_unnecessary_notes after emitting abstract instance.
16888 Force an emitted nested function to have its parent emited as well.
16889 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
16891 (rtl_for_decl_location): Do not look at reload data structures
16892 before reload has run.
16894 2002-01-05 Kazu Hirata <kazu@hxi.com>
16896 * cse.c: Fix formatting.
16897 * dwarf2asm.c: Likewise.
16898 * dwarf2out.c: Likewise.
16899 * explow.c: Likewise.
16900 * expmed.c: Likewise.
16901 * function.c: Likewise.
16902 * gcov.c: Likewise.
16903 * gencheck.c: Likewise.
16904 * genrecog.c: Likewise.
16905 * ggc-common.c: Likewise.
16906 * ggc-page.c: Likewise.
16907 * global.c: Likewise.
16909 2002-01-05 Kazu Hirata <kazu@hxi.com>
16911 * combine.c: Fix formatting.
16913 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
16916 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
16918 2002-01-05 David Edelsohn <edelsohn@gnu.org>
16920 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
16921 as 1 for __powerpc64__ as well.
16923 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
16925 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
16928 2002-01-05 Daniel Berlin <dan@dberlin.org>
16930 * lcm.c: Revert change, due to performance regression it causes on
16931 SPEC because it's slightly more conservative (sigh, I hate
16934 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
16936 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
16938 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
16940 * doc/cppinternals.texi: Update.
16942 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
16944 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
16945 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
16947 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
16948 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
16949 kludge for pre-october-14th mmix versions to handle new-found bug
16950 with PUSHJ/PUSHGO and the register stack.
16951 * config/mmix/mmix.h (struct machine_function): Rename member
16952 has_call_value_without_parameters to has_call_without_parameters.
16953 All referers changed.
16954 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
16955 TARGET_MASK_BRANCH_PREDICT): New macros.
16956 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
16957 -mno-reg-stack-fill-bug-workaround.
16958 * config/mmix/mmix.md ("call"): Set struct machine member
16959 has_call_without_parameters.
16961 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
16963 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
16965 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
16967 * cfgcleanup.c: Include tm_p.h
16968 (mark_effect): Fix handling of hard register; fix handling of SET
16970 2002-01-04 Kazu Hirata <kazu@hxi.com>
16972 * config/h8300/h8300.md (anonymous patterns): Check that
16973 operands are registers before using REGNO on them.
16975 2002-01-03 Roland McGrath <roland@frob.com>
16977 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
16979 2002-01-04 Jakub Jelinek <jakub@redhat.com>
16981 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
16982 * c-common.h (genrtl_expr_stmt_value): Likewise.
16983 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
16984 (expand_expr_stmt_value): Add maybe_last argument.
16985 Don't warn about statement with no effect if it is the last statement
16986 in expression statement.
16987 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
16988 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
16989 expand_expr_stmt_value.
16990 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
16991 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
16992 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
16993 as maybe_last to expand_expr_stmt_value.
16995 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
16997 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
16998 be passed in, do not build it.
16999 (c_begin_if_stmt): New function.
17000 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
17001 * c-common.h (c_expand_start_cond): Update prototype.
17002 (c_begin_if_stmt): Prototype new function.
17003 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
17004 * c-parse.in (if_prefix): Use c_begin_if_stmt,
17005 c_begin_while_stmt and c_finish_while_stmt_cond.
17007 2002-01-04 William Cohen <wcohen@redhat.com>
17009 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
17010 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
17011 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
17012 * config/pa/som.h (ASM_FILE_START): Likewise.
17014 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
17016 * lcm.c: Include df.h.
17017 Add available_transfer_function prototype.
17018 (compute_available): Rework to use iterative dataflow framework.
17019 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
17020 with bb_info in df.h
17021 (available_transfer_function): New function.
17023 * Makefile.in (lcm.o): add df.h to dependencies.
17025 2002-01-04 Richard Henderson <rth@redhat.com>
17027 * config/alpha/alpha.c (some_operand): Accept HIGH.
17028 (input_operand): Likewise; accept simple references to globals.
17029 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
17030 (alpha_const_double_ok_for_letter_p): Likewise.
17031 (alpha_extra_constraint): Likewise.
17032 (alpha_preferred_reload_class): Likewise. Do not force
17033 symbolic constants to memory.
17034 (alpha_legitimate_address_p): Accept simple references
17035 to small_symbolic_operand.
17036 (alpha_legitimize_address): New arg scratch. Be prepared to be
17037 called when no_new_pseudos. Emit simple symbolic references.
17038 Split integers into low, high, and rest.
17039 (alpha_expand_mov): Use alpha_legitimize_address.
17040 (some_small_symbolic_mem_operand): New.
17041 (split_small_symbolic_mem_operand): New.
17042 * config/alpha/alpha-protos.h: Update.
17043 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
17044 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17045 (EXTRA_CONSTRAINT): Likewise.
17046 (PREFERRED_RELOAD_CLASS): Likewise.
17047 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
17048 (PREDICATE_CODES): Update.
17049 * config/alpha/alpha.md: New post-reload splitters to convert
17050 simplfied symbolic operands to the form that references $29.
17051 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
17052 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
17054 2002-01-03 Richard Henderson <rth@redhat.com>
17056 * local-alloc.c (function_invariant_p): Update commentary.
17058 2002-01-04 H.J. Lu <hjl@gnu.org>
17060 * toplev.c (rest_of_compilation): Fix a typo when calling
17063 2002-01-03 Kazu Hirata <kazu@hxi.com>
17065 * c-common.c: Fix formatting.
17066 * diagnostic.c: Likewise.
17067 * doloop.c: Likewise.
17068 * dwarf2out.c: Likewise.
17070 2002-01-03 Kazu Hirata <kazu@hxi.com>
17072 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
17073 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
17075 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
17077 * cpperror.c: Update comments and copyright.
17078 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
17079 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
17081 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
17083 * collect2.c (main): Use strcmp when testing for "-shared".
17085 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
17087 * cppmacro.c: Don't include intl.h. Update comments.
17088 (new_number_token): Allocate enough buffer for 64-bit unsigned
17089 integers; update prototype.
17090 * cppmain.c: Update comments.
17092 2002-01-03 William Cohen <wcohen@redhat.com>
17094 * function.h (struct function): Add profile.
17095 (current_function_profile): New.
17096 doc/extend.texi: Update documentation.
17097 * final.c (final_start_function): Use current_function_profile
17098 instead of profile_flag.
17099 (profile_after_prologue): Likewise.
17100 * function.c (expand_function_start): Likewise.
17101 (expand_function_start): Likewise.
17102 * config/alpha/alpha.c (direct_call_operand):
17103 (alpha_does_function_need_gp): Likewise.
17104 (alpha_expand_prologue): Likewise.
17105 * config/arm/arm.c (arm_expand_prologue): Likewise.
17106 thumb_expand_prologue: Likewise.
17107 * config/d30v/d30v.c (d30v_stack_info): Likewise.
17108 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
17109 (fr30_expand_prologue): Likewise.
17110 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
17111 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
17112 * config/i386/i386.h (FINALIZE_PIC): Likewise.
17113 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
17114 * config/i960/i960.c (i960_output_function_prologue): Likewise.
17115 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
17116 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
17117 (m32r_expand_prologue): Likewise.
17118 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
17119 (m88k_expand_prologue): Likewise.
17120 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
17121 * config/mips/mips.c (compute_frame_size): Likewise.
17122 (mips_expand_prologue): Likewise.
17123 (mips_can_use_return_insn): Likewise.
17124 * config/pa/elf.h (ASM_FILE_START): Likewise.
17125 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
17126 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
17127 * config/pa/som.h (ASM_FILE_START): Likewise.
17128 * config/romp/romp.c (romp_using_r14): Likewise.
17129 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
17130 (rs6000_stack_info): Likewise.
17131 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17132 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
17133 * config/v850/v850.c (compute_register_save_size): Likewise.
17135 2002-01-03 Jakub Jelinek <jakub@redhat.com>
17137 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
17138 gen_lowpart_common fails, use gen_lowpart_SUBREG.
17140 2002-01-03 Turly O'Connor <turly@apple.com>
17142 * darwin.c (machopic_output_possible_stub_label): Don't generate
17143 stub routines for pseudo-stubs which we've just defined.
17145 2002-01-03 Kazu Hirata <kazu@hxi.com>
17147 * builtins.c: Fix formatting.
17148 * c-typeck.c: Likewise.
17149 * combine.c: Likewise.
17150 * expr.c: Likewise.
17151 * loop.c: Likewise.
17153 2002-01-03 Andreas Schwab <schwab@suse.de>
17155 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
17156 and return true if _cpp_push_next_buffer pushed a new include
17158 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
17159 _cpp_pop_file_buffer did not push a new file.
17160 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
17162 2002-01-02 Eric Christopher <echristo@redhat.com>
17164 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
17165 FIND_REG_INC_NOTE call. Update copyright.
17166 * loop.c (canonicalize_condition): Ditto.
17167 * reorg.c (delete_scheduled_jump): Ditto.
17169 2002-01-03 Kazu Hirata <kazu@hxi.com>
17171 * gcse.c: Fix formatting.
17173 2002-01-03 Graham Stott <grahams@redhat.com>
17175 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
17176 forward defs for struct tags rtx_def, union_tree, rtvec_def
17177 also output corresponding typedefs for rtx, tree, and rtvec.
17179 * system.h: Move forward defs for struct tags rtx_def, union_tree,
17180 rtvec_def along with corresponding typedefs for rtx, tree, and
17181 rtvec to config.h, hconfig.h, tconfig.h.
17183 2002-01-03 Graham Stott <grahams@redhat.com>
17185 * tree.h: Update copyright date.
17186 (IS_EXPR_CODE_CLASS): Add parenthesis.
17187 (TREE_SET_CODE): Add whitespace.
17188 (TREE_CHECK): Add parenthesis.
17189 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
17190 (CST_OR_CONSTRUCTOR_CHECK):
17191 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
17192 (TREE_SYMBOL_REFERENCED): Whitespace.
17193 (INT_CST_LT): Likewise.
17194 (INT_CST_LT_UNSIGNED): Likewise.
17195 (tree_real_cst): Unwrap comment.
17196 (tree_string): Likewise.
17197 (tree_complex): Likewise.
17198 (IDENTIFIER_POINTER): correct cast.
17199 (SAVE_EXPR_CONTEXT): Whitespace.
17200 (EXPR_WFL_FILENAME_NODE): Likewise.
17201 (EXPR_WFL_FILENAME): Remove parenthesis.
17202 (DECL_ORIGIN): Add parenthesis.
17203 (DECL_FROM_INLINE): Use NULL_TREE.
17204 (build_int_2): Whitespace.
17205 (build_type_variant): Add parenthesis.
17207 * gcc/jcf-parse.c: Update copyright date.
17208 (yyparse): Constify resource_filename.
17210 2002-01-03 Graham Stott <grahams@redhat.com>
17212 * rtl.h: Update copyright date.
17213 (RTL_CHECK1): Wrap long line.
17214 (RTL_CHECK2): Likewise.
17215 (RTL_CHECKC1): Wrap long line and whitespace.
17216 (RTL_CHECKC2): Likewise.
17217 (XWINT): Whitespace.
17223 (XBITMAP): Likewise.
17225 (XBBDEF): Likewise.
17227 (X0WINT): Likewise.
17229 (X0UINT): Likewise.
17233 (X0MODE): Likewise.
17234 (X0BITMAP): Likewise.
17235 (X0TREE): Likewise.
17236 (X0BBDEF): Likewise.
17237 (X0ADVFLAGS): Likewise.
17238 (X0CSELIB): Likewise.
17239 (X0MEMATTR): Likewise.
17240 (XCWINT): Likewise.
17242 (XCUINT): Likewise.
17246 (XCMODE): Likewise.
17247 (XCBITMAP): Likewise.
17248 (XCTREE): Likewise.
17249 (XCBBDEF): Likewise.
17250 (XCADVFLAGS): Likewise.
17251 (XCCSELIB): Likewise.
17252 (XC2EXP): Likewise.
17253 (INSN_UID): Likewise.
17254 (PREV_INSN): Likewise.
17255 (PATTERN): Likewise.
17256 (INSN_CODE): Likewise.
17257 (PUT_REG_NOTE_KIND): Likewise.
17258 (CODE_LABEL_NUMBER): Likewise.
17259 (NOTE_SOURCE_FILE): Likewise.
17260 (NOTE_BLOCK): Likewise.
17261 (NOTE_EH_HANDLER): Likewise.
17262 (NOTE_RANGE_INFO): Likewise.
17263 (NOTE_LIVE_INFO): Likewise.
17264 (NOTE_BASIC_BLOCK): Likewise.
17265 (NOTE_EXPECTED_VALUE): Likewise.
17266 (NOTE_LINE_NUMBER): Likewise.
17267 (LABEL_NAME): Likewise.
17268 (LABEL_NUSES): Likewise.
17269 (LABEL_ALTERNATE_NAME): Likewise.
17270 (ADDRESSOF_DECL): Likewise.
17271 (JUMP_LABEL): Likewise.
17272 (LABEL_NEXTREF): Likewise.
17274 (ORIGINAL_REGNO: Likewise.
17275 (HARD_REGISTER_NUM_P): Add parenthesis.
17276 (SUBREG_REG): Whitespace.
17277 (SUBREG_BYTE): Likewise.
17278 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
17279 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
17280 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
17281 (ASM_OPERANDS_INPUT_VEC): Likewise.
17282 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
17283 (ASM_OPERANDS_INPUT): Likewise.
17284 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
17285 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
17286 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
17287 (ASM_OPERANDS_INPUT_MODE): Likewise.
17288 (ASM_OPERANDS_SOURCE_FILE): Likewise.
17289 (ASM_OPERANDS_SOURCE_LINE): Likewise.
17290 (MEM_SET_IN_STRUCT_P): Minor reformat.
17291 (TRAP_CONDITION): Whitespace.
17292 (TRAP_CODE): Likewise.
17293 (COND_EXEC_TEST): Likewise.
17294 (COND_EXEC_CODE): Likewise.
17295 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
17296 (PHI_NODE_P): Add parenthesis.
17297 (plus_constant): Whitespace and add parenthesis.
17299 2002-01-03 Kazu Hirata <kazu@hxi.com>
17301 * config/avr/avr.c: Fix comment typos.
17302 * config/c4x/c4x.md: Likewise.
17303 * config/dsp16xx/dsp16xx.h: Likewise.
17304 * config/dsp16xx/dsp16xx.md: Likewise.
17305 * config/i386/i386.md: Likewise.
17306 * config/ia64/ia64.c: Likewise.
17307 * config/m32r/m32r.h: Likewise.
17308 * config/m68hc11/m68hc11.md: Likewise.
17309 * config/mmix/mmix.c: Likewise.
17310 * config/mn10200/mn10200.c: Likewise.
17311 * config/romp/romp.c: Likewise.
17312 * config/sh/sh.c: Likewise.
17313 * config/stormy16/stormy16.c: Likewise.
17314 * config/stormy16/stormy16.h: Likewise.
17315 * config/stormy16/stormy16.md: Likewise.
17317 2002-01-03 Graham Stott <grahams@redhat.com>
17319 * loop.h: Update copyright date.
17320 (LOOP_MOVABLES): Fix typo.
17321 (LOOP_REGS): Likewise.
17322 (LOOP_IVS): Likewise.
17324 2002-01-03 Graham Stott <grahams@redhat.com>
17326 * cppinit.c: Update copyright date.
17327 Don't include output.h
17328 * Makefile.in: Update copyright date.
17331 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
17334 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
17335 (-pthread) Add to RS/6000 options.
17337 2002-01-02 Kazu Hirata <kazu@hxi.com>
17339 * except.c: Fix comment typos.
17340 * loop.c: Likewise.
17341 * varasm.c: Likewise.
17342 * doc/tm.texi: Fix a typo.
17344 2002-01-02 Jakub Jelinek <jakub@redhat.com>
17346 * c-typeck.c (output_init_element): Allow initializing static storage
17347 duration objects with compound literals.
17349 2002-01-02 Richard Henderson <rth@redhat.com>
17351 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
17354 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17356 * gcc.c (default_compilers): Const-ify.
17357 * mips-tdump.c (stab_names): Likewise.
17358 * mips-tfile.c (map_coff_types, map_coff_storage,
17359 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
17360 pseudo_ops_t, pseudo_ops): Likewise.
17361 * protoize.c (default_include): Likewise
17363 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
17364 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
17365 Add array size in declaration.
17366 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
17367 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
17368 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
17369 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
17370 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
17371 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
17372 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
17373 emtens, make_nan): Const-ify.
17374 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
17375 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
17377 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
17379 * config.gcc (ia64-*-*): Set extra_headers.
17380 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
17381 * config/alpha/t-osf: Remove.
17382 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
17384 2002-01-02 David Edelsohn <edelsohn@gnu.org>
17386 * config/rs6000/t-aix43: Revert previous change.
17388 2002-01-02 Jason Merrill <jason@redhat.com>
17390 * c-decl.c (c_expand_body): Call outlining_inline_function when
17391 emitting an inline function out of line.
17393 2002-01-02 Richard Henderson <rth@redhat.com>
17395 * dwarf2out.c (limbo_die_node): Add created_for member.
17396 (new_die): New argument created_for. Update all callers.
17397 (mark_limbo_die_list): New.
17398 (dwarf2out_init): Register limbo_die_list as a root.
17399 (dwarf2out_finish): Force insert limbo dies into their function
17402 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
17405 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
17407 2002-01-02 Kazu Hirata <kazu@hxi.com>
17409 * config/h8300/fixunssfsi.c: Update copyright.
17412 * config/h8300/h8300.c: Update copyright.
17413 Eliminate warnings.
17415 2002-01-02 Kazu Hirata <kazu@hxi.com>
17417 * config/romp/romp.c: Fix comment formatting.
17418 * config/romp/romp.h: Likewise.
17419 * config/romp/romp.md: Likewise.
17420 * config/s390/s390.c: Likewise.
17421 * config/stormy16/stormy16.c: Likewise.
17422 * config/stormy16/stormy16.h: Likewise.
17424 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
17426 * c-common.h (genrtl_expr_stmt_value): Declare.
17427 * c-semantics.c (genrtl_goto_stmt): Redirect to...
17428 (genrtl_goto_stmt_value): ... this new function. Pass new
17429 argument down to expand_expr_stmt_value, taking
17430 TREE_ADDRESSABLE into account.
17431 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
17432 STMT_EXPR as addressable, i.e., one whose result we want.
17433 * expr.c (expand_expr): Don't save expression statement value
17434 of labeled_blocks or loop_exprs.
17435 * stmt.c (expand_expr_stmt): Redirect to...
17436 (expand_expr_stmt_value): ... this new function. Use new
17437 argument to tell whether to save expression value.
17438 (expand_end_stmt_expr): Reset last_expr_type and
17439 last_expr_value if we don't have either.
17440 * tree-inline.c (declare_return_variable): Mark its use
17441 statement as addressable.
17442 * tree.h: Document new use of TREE_ADDRESSABLE.
17443 (expand_expr_stmt_value): Declare.
17445 2002-01-01 Tom Rix <trix@redhat.com>
17447 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
17448 rs6000_emit_allocate_stack.
17450 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
17452 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
17453 ${srcdir}/ginclude/ to every entry in extra_headers.
17454 * configure: Regenerate.
17455 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
17456 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
17457 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
17458 * ginclude/proto.h: Rename to config/convex/proto.h.
17460 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17462 * attribs.c (handle_vector_size_attribute): Use host_integerp
17463 and tree_int_cst; remove warnings.
17464 * caller-save.c (insert_restore): Add cast to get rid of warning.
17465 (insert_save): Likewise.
17466 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
17467 * regmove.c (find_matches): Add temporary var to kill a warning.
17469 2002-01-01 Douglas B Rupp <rupp@gnat.com>
17471 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
17472 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
17473 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
17474 (vms-dwarf2eh.o): Add Makefile rule.
17475 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
17476 * config/alpha/vms-dwarf2eh.asm: New file.
17478 * gcc.c (delete_if_ordinary): Delete all versions.
17480 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
17482 * config/mmix/mmix.md: Update FIXME to not mention
17484 (MMIX_rJ_REGNUM): New define_constants constant.
17485 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
17486 "*movdicc_real"): Adjust contraints formatting.
17487 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
17488 for branch prediction.
17489 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
17491 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
17492 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
17493 number. Delete related FIXMEs.
17494 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
17495 from number to MMIX_rJ_REGNUM.
17496 (TARGET_MASK_BRANCH_PREDICT): New.
17497 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
17498 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
17499 value. Add -mbranch-predict and -mno-branch-predict.
17500 (TARGET_VERSION): Drop date.
17501 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
17502 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
17503 for finding out global symbols.
17504 (mmix_asm_output_labelref): Revert condition for global symbol.
17505 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
17506 (mmix_print_operand_punct_valid_p): A '+' is valid.
17508 See ChangeLog.6 for earlier changes.