1 Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
3 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
4 * toplev.c: Include cfglahout.h
5 * Makefile.in (toplev.c): Add dependnecy.
7 2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
9 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
10 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
11 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
13 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
15 * config/ns32k/netbsd.h: Update copyright years.
16 (TARGET_OS_CPP_BUILTINS): Define.
17 (CPP_PREDEFINES): Remove.
18 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
19 (TARGET_CPU_CPP_BUILTINS): Define.
21 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
23 * emit-rtl.c: Likewise.
31 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
33 * config/h8300/elf.h: Fix formatting.
34 * config/h8300/rtems.h: Likewise.
36 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
38 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
40 2002-06-02 Tom Tromey <tromey@redhat.com>
42 * fixinc/fixincl.x: Rebuilt.
43 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
45 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
48 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
49 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
53 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
55 * final.c (final): Allow notes to not have computed addresses;
56 kill no longer needed STACK_REGS ifdef.
58 2002-06-02 Richard Henderson <rth@redhat.com>
60 * gcse.c (bypass_conditional_jumps): Fix typo last change.
62 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
64 * loop.c (emit_prefetch_instructions): Properly place the address
67 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
69 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
70 (set_block_for_insn): Turn into macro.
71 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
72 * cfglayout.c (insn_scopes): Kill.
73 (scope_to_insns_initialize): Do not use insn_scopes.
74 (scope_to_insns_finalize): Likewise.
75 (duplicate_insn_chain): Likewise.
76 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
77 * cfgrtl.c (basic_block_for_insn): Kill.
78 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
79 (create_basic_block_structure): Use reorder_insns.
80 (compute_bb_for_insn): Do not use basic_block_for_insn.
81 (merge_blocks_nomove): Likewise.
82 (update_bb_for_insn): Likewise.
83 (verify_flow_info): Likewise.
84 (set_block_for_insn): Kill.
85 * combine.c (try_combine): Update gen_rtx_INSN call.
86 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
87 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
89 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
90 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
92 (emit_insns_after): Simplify.
93 (emit_copy_of_insn_after): Copy scope.
94 * final.c (final_start_function): Lower scopes.
95 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
96 * integrate.c (copy_insn_list): Cope scopes.
97 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
98 * loop.c (loop_optimize): Do not care block notes.
99 * print-rtl.c (print_rtx): Print BB.
100 * recog.c (apply_change_group): Simplify.
101 * rtl.c (copy_rtx): Handle 'B'.
102 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
103 * rtl.h (Field accessors): Update indexes.
104 * sched-ebb.c (schedule_ebbs): Do not lower notes.
105 * sched-rgn.c (schedule_insns): Likewise.
106 * toplev.c (rest_of_compilation): Lower notes.
107 * unroll.c (unroll_loop): Do not care scoping notes.
108 (copy_loop_body): Copy scopes.
110 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
113 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
115 * rtems.h: Similarly.
116 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
117 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
118 (TARGET_CPU_CPP_BUILTINS): Use.
120 2002-06-02 Richard Henderson <rth@redhat.com>
122 * alias.c: Include target.h.
123 (mark_constant_function): Use targetm.binds_local_p instead
124 of checking TREE_PUBLIC ourselves.
125 * Makefile.in (alias.o): Add TARGET_H.
127 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
129 * c-lex.c: Update copyright and file description.
131 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
133 * config/fr30/fr30.h: Update to new CPP macros.
135 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
137 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
139 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
140 Zack Weinberg <zack@codesourcery.com>
142 * c-common.c (c_common_init): Override cpplib's default
143 warn_long_long setting.
144 * c-lex.c (lex_number): Replace with interpret_integer,
145 interpret_float, narrowest_unsigned_type and
146 narrowest_signed_type, taking advantage of the new
147 cpplib functionality.
148 * cpperror.c (_cpp_begin_message): If a warning is turned
149 into an error, avoid printing "warning:".
150 * cppexp.c (cpp_num_sign_extend): New.
151 * cppinit.c: Update comment.
152 * cpplib.h (cpp_num_sign_extend): New.
153 * tree.h: Update comment.
155 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
157 * diagnostic.h (struct diagnostic_context): Add new member
159 (internal_error_function): Remove declaration.
160 * diagnostic.c (internal_error_function): Remove definition..
161 (internal_error): Adjust use.
163 2002-06-02 Richard Henderson <rth@redhat.com>
165 * rtl.h (CC0_P): New.
166 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
167 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
168 (bypass_block): Save old dest block for dump text.
169 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
170 Allow only true SET insns, not single_set.
172 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
174 * diagnostic.c (diagnostic_finish): Rename to output_flush.
175 (clear_disgnostic_info): Rename to output_clear_data. Use false
176 instead of 0 for boolean value.
177 Adjust function call throughout.
179 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
181 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
182 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
184 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
186 * d30v.h (CPP_PREDEFINES): Replace with
187 (TARGET_CPU_CPP_BUILTINS): New.
189 2002-06-02 Roger Sayle <roger@eyesopen.com>
191 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
193 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
195 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
197 2002-06-02 Richard Henderson <rth@redhat.com>
199 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
201 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
203 Support for C++ constructors/destructors.
204 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
205 instead of looping if main() returns.
206 (asm_file_start): Output global symbols that cause .data and .bss
207 initialization code to be linked in, unconditionally for now.
208 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
209 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
210 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
212 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
213 (__tablejump__): New.
214 (__do_copy_data, __do_clear_bss): New.
215 (__do_global_ctors, __do_global_dtors): New.
216 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
219 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
221 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
222 (CPP_SPEC, CPP_PREDEFINES): Kill.
223 * c4x/rtems.h (CPP_PREDEFINES): Kill.
224 (TARGET_OS_CPP_BUILTINS): New.
226 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
228 * Makefile.in (tracer.o): New.
229 * params.def (TRACER_*): New options.
230 * rtl.h (tracer): Declare.
231 * timevar.def (TV_TRACER): New.
232 * toplev.c (dump_file_index): Add DFI_tracer.
233 (dump_file_info): Add tracer.
235 (lang_indepdenent_options): Add tracer.
236 (rest_of_compilation): Call tracer.
237 * tracer.c: New file.
238 * invoke.texi (-ftracer): Document.
239 (--param tracer-*): Document.
241 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
243 * tree-inline.c (expand_call_inline): Make the statement
244 expression we generate have a COMPOUND_STMT.
246 2002-06-01 Roger Sayle <roger@eyesopen.com>
248 * gcse.c (cprop_cc0_jump): Function deleted.
249 (cprop_jump): Take an additional argument which is the possibly
250 NULL cc setting insn immediately before the conditional jump.
251 When a MODE_CC set is present, substitute it into the JUMP_INSN
252 before attempting the constant propagation.
253 (cprop_insn): Recognize cc setters followed by conditional jumps
254 as a special case. Use cprop_jump instead of cprop_cc0_jump.
255 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
256 (find_bypass_set): New function based upon find_avail_set used by
257 cprop, but finds constant expressions available at the end of
259 (bypass_block): New function. Given a basic block that begins
260 with a conditional jump and multiple incoming edges, perform
261 the jump bypass optimization.
262 (bypass_conditional_jumps): New function. Call bypass_block with
263 each suitable basic block in the CFG using a simple single pass.
265 2002-06-01 Roger Sayle <roger@eyesopen.com>
267 * tree.c (real_minus_onep): New function to test for -1.0.
268 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
270 2002-06-01 Roger Sayle <roger@eyesopen.com>
272 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
273 and "!p && !q" into "(p|q) == 0" under suitable conditions.
275 2002-06-01 Andreas Jaeger <aj@suse.de>
277 * cppexp.c (cpp_classify_number): Cast precission to int for
278 correct printf format.
280 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
282 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
283 expected, but don't really exist: atmega83, atmega85, attiny10.
284 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
285 emulations for all devices.
286 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
287 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
289 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
291 * config/h8300/h8300-protos.h: Add a prototype for
292 h8300_shift_needs_scratch_p.
293 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
294 * config/h8300/h8300.h (OK_FOR_R): New.
295 (OK_FOR_S): Likewise.
296 (OK_FOR_T): Likewise.
297 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
298 * config/h8300/h8300.md (anonymous shift patterns): Use
299 constraints R, S, and T.
301 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
303 * basic-block.h (struct basic_block_def): New field loop_father.
304 (BB_VISITED): New flag.
305 (struct loop): New field pred, removed field shared.
306 (struct loops): New field parray.
307 (LOOP_EXITS_DOMS): Removed.
308 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
309 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
310 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
311 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
312 verify_loop_structure): Declare.
313 * cfg.c (entry_exit_blocks): Initialize loop_father field.
314 * cfganal.c (dfs_enumerate_from): New function.
315 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
316 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
317 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
318 flow_loop_dump, flow_loops_dump, flow_loops_free,
319 flow_loop_tree_node_add, flow_loop_level_compute,
320 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
321 flow_loop_outside_edge_p): Modified for new infrastructure.
322 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
323 redirect_edge_with_latch_update, flow_loop_free): New static functions.
324 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
325 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
326 find_common_loop, verify_loop_structure, loop_latch_edge,
327 loop_preheader_edge): New functions.
328 (flow_loops_cfg_dump): Do not show dominators, as this information
329 does not remain up to date long.
330 (flow_loops_find): Store results in new format.
331 * predict.c (propagate_freq, estimate_probability,
332 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
335 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
337 * except.c (nothrow_function_p): Walk epilogue delay list
338 checking the insn, not the chain for potential throws.
340 2002-05-31 Zack Weinberg <zack@codesourcery.com>
342 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
343 (install): Refer to install-cpp directly.
344 (uninstall-cpp): Folded into uninstall rule.
345 * configure.in: Delete all code relating to --disable-cpp.
346 * configure: Regenerate.
347 * config/t-install-cpp: Delete.
349 2002-05-31 Richard Henderson <rth@redhat.com>
351 * configure.in (HAVE_AS_TLS): Add alpha tests.
352 * configure: Rebuild.
353 * config/alpha/alpha.c (TARGET_AS_TLS): New.
354 (alpha_tls_size, alpha_tls_size_string): New.
355 (overide_options): Set it. Always install machine_status hooks.
356 (input_operand): Accept got tls predicates.
357 (local_symbol_p): Merge into ...
358 (local_symbolic_operand): ... here. Reject tls symbols.
359 (global_symbolic_operand): Likewise.
360 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
361 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
362 (tp16_symbolic_operand, tp32_symbolic_operand): New.
363 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
364 (alpha_encode_section_info): Handle TLS symbols.
365 (alpha_strip_name_encoding): Likewise.
366 (alpha_legitimate_address_p): Likewise.
367 (alpha_legitimize_address): Likewise.
368 (alpha_expand_mov): Early exit to avoid nop moves.
369 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
370 (alpha_init_machine_status, alpha_mark_machine_status,
371 alpha_free_machine_status): Always define.
372 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
373 (print_operand, print_operand_address): Add TLS relocs.
374 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
375 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
376 (TARGET_SWITCHES): Add -mtls-kernel.
377 (alpha_tls_size, alpha_tls_size_string): New.
378 (TARGET_OPTIONS): Add -mtls-size=.
379 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
380 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
381 (ASM_OUTPUT_LABELREF): Skip %.
382 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
383 (PREDICATE_CODES): Update.
384 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
385 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
386 UNSPEC_TP, UNSPECV_SET_TP): New.
387 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
388 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
389 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
390 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
391 (call_value_osf_2_er): Accept anything as op4.
392 * config/alpha/alpha-protos.h: Update.
393 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
395 2002-05-31 Zack Weinberg <zack@codesourcery.com>
397 * cppinit.c (append_include_chain): Always pay attention to
398 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
401 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
403 * target.h: Fix formatting.
404 * timevar.h: Likewise.
406 * toplev.c: Likewise.
407 * toplev.h: Likewise.
409 * tree-dump.h: Likewise.
411 * tree-inline.h: Likewise.
412 * unroll.c: Likewise.
413 * unwind-dw2.c: Likewise.
414 * unwind-dw2-fde.c: Likewise.
415 * unwind-dw2-fde-glibc.c: Likewise.
416 * unwind-dw2-fde.h: Likewise.
417 * unwind.h: Likewise.
418 * unwind-sjlj.c: Likewise.
419 * varasm.c: Likewise.
420 * varray.h: Likewise.
421 * vmsdbg.h: Likewise.
422 * vmsdbgout.c: Likewise.
423 * xcoffout.h: Likewise.
425 2002-05-31 Igor Shevlyakov <igor@microunity.com>
427 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
428 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
430 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
432 * gcc.c (cpp_unique_options): Remove "-d" options.
433 (cpp_debug_options): New spec string.
434 (default_compilers): Use it.
435 * objc/lang-specs.h: Likewise.
437 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
439 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
440 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
441 * gcc/mklibgcc.in: Likewise.
442 * gcc/config/arc/t-arc: Likewise.
443 * gcc/configure.in: Likewise.
444 * gcc/configure: Regenerate.
446 2002-05-31 Stan Shebs <shebs@apple.com>
447 Turly O'Connor <turly@apple.com>
449 * c-decl.c (struct binding_level): Change int field n_incomplete
450 to tree list incomplete_list.
451 (clear_binding_level): Init field with NULL.
452 (pushdecl): Add incomplete type to list.
453 (mark_binding_level): Mark the incomplete list.
454 (finish_struct): Scan the incomplete list for types instead
455 of all decls in the current binding level.
457 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
459 * pa.c (output_millicode_call): Add missing '%' characters.
460 (output_call): Likewise.
462 2002-05-31 David Edelsohn <edelsohn@gnu.org>
464 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
465 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
467 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
469 * varasm.c (mark_constant_pool): Walk epilogue delay list
470 checking the insn, not the chain for potential constants.
472 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
474 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
476 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
478 * i386.c (classify_argument): Properly handle base types.
480 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
481 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
484 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
486 * gcse.c (gcse_emit_move_after): New.
487 (pre_delete, hoist_store): Use it.
489 * reload1.c (emit_input_reload_insns): Use constrain_operands
490 instead of constraint_accepts_reg_p to verify optimization.
491 (constraint_accepts_reg_p): Kill
493 * reload1.c (reload_cse_delete_noop_set): Kill.
494 (reload_cse_simplify): use delte_insn_and_edges.
496 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
498 * cfgloop.c (flow_loops_find): Initialize first and last fields
501 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
503 * c-common.c (builtin_define_std): Correct logic.
505 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
507 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
508 (output_call): Likewise.
510 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
512 * pa.c: Move output.h include after tree.h include.
513 (pa_asm_output_mi_thunk): Constify identifier lab.
515 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
517 * config/ns32k/ns32k.h: Define named constants for the
518 bits in target_flags and use them.
519 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
521 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
523 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
524 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
525 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
526 default scheduling model.
527 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
528 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
529 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
530 * doc/install.texi (hppa*-*-*): Document default scheduling.
532 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
534 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
536 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
538 * config.gcc (ns32k-*-netbsd*): Set tm_file to
539 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
540 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
541 netbsd.h, or netbsd-aout.h.
543 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
545 * longlong.h (count_trailing_zeros): Add missing \, and clean up
546 whitespace in __ns32000__ case.
548 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
550 * expr.c (expand_expr): Output partially zeroed out vectors with
553 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
555 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
557 (shl*-*-netbsdelf*): New targets.
558 * config/sh/netbsd-elf.h: New file.
559 * config/sh/t-netbsd: New file.
561 2002-05-30 Richard Henderson <rth@redhat.com>
562 Eric Botcazou <ebotcazou@multimania.com>
565 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
566 to unsigned int for op1 comparisons. Use gen_int_mode.
568 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
570 * expmed.c (const_mult_add_overflow_p): New.
571 * expr.h: Declare it.
572 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
573 Don't eliminate the biv if the giv has a constant multiplier and
574 the rhs argument of the comparison does satisfy the predicate.
575 Use expand_mult_add to compute the replacement constant.
577 2002-05-30 Osku Salerma <osku@iki.fi>
579 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
580 (c_common_get_alias_set): Handle it.
581 * doc/extend.texi: Document it.
583 2002-05-30 Richard Henderson <rth@redhat.com>
585 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
586 * toplev.c (process_options): Don't check it.
587 * doc/tm.texi: Don't document it.
588 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
589 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
590 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
591 frame pointer optimization if current_function_profile.
593 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
595 * langhooks.c: Fix formatting.
596 * langhooks.h: Likewise.
598 * libgcc2.c: Likewise.
600 * local-alloc.c: Likewise.
604 2002-05-30 Marc Espie <espie@openbsd.org>
606 * config.gcc (sparc64-*-openbsd*): New.
607 * config/sparc/openbsd1-64.h: New.
608 * config/sparc/openbsd64.h: New.
610 2002-05-30 Jeff Law <law@redhat.com>
612 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
613 a dead insn with a REG_RETVAL note when the entire libcall is not
614 dead and remove the associated REG_LIBCALL note at the same time.
616 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
618 * lcm.c (output.h): #include.
619 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
620 as an ordinary block.
621 (optimize_mode_switching): Don't pretend that the exit block is
622 an ordinary block, or handle sucessors of entry block specially.
623 Instead, split edges from entry block and to exit block, and
624 put a computing definition on the thus gained post-entry-block,
625 and a need on the pre-exit-block.
627 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
629 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
630 * rtl.texi: Document 'B'
632 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
634 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
636 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
638 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
640 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
641 const0_rtx instead of NULL_RTX when in error.
642 (altivec_expand_abs_builtin): Same.
643 (rs6000_expand_binop_builtin): Same.
644 (altivec_expand_predicate_builtin): Same.
645 (altivec_expand_stv_builtin): Same.
646 (rs6000_expand_ternop_builtin): Same.
647 (altivec_expand_builtin): Same.
649 2002-05-29 David S. Miller <davem@redhat.com>
651 * rtl.h (clear_emit_caches): Delete.
652 * integrate.c (output_inline_function): Don't call it.
653 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
654 (clear_emit_caches): Delete definition.
655 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
657 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
659 * config/mmix/mmix.c: Include real.h.
660 (mmix_constant_address_p): Remove redundant test before switch.
662 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
664 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
665 only if not already defined.
667 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
669 * config/h8300/h8300-protos.h: Remove prototypes for
670 ok_for_bclr and small_power_of_two.
671 * config/h8300/h8300.c (small_power_of_two): Remove.
672 (ok_for_blcr): Likewise.
673 (fix_bit_operand): Make WHAT deal with an integer instead of a
674 constraint character.
675 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
676 (CONST_OK_FOR_P): Likewise.
677 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
678 CONST_OK_FOR_P any more.
679 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
684 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
686 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
687 (CPP_PREDEFINES): Make sure this is undefined.
688 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
689 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
690 or -U__MIPSEB__ before defining one or the other. Instead,
691 use %(subtarget_endian_default) if neither -EB nor -EL are
693 (SUBTARGET_EXTRA_SPECS): Define.
694 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
697 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
699 * doc/md.texi (Patterns): Note pattern condition pitfall
702 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
704 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
705 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
706 ternary operations from here...
707 (rs6000_expand_builtin): ...to here.
708 New argument expandedp.
709 Change all instances of altivec_expand_binop_builtin to
710 rs6000_expand_binop_builtin.
711 (altivec_expand_unop_builtin): Rename to
712 rs6000_expand_unop_builtin.
713 (altivec_expand_binop_builtin): Rename to
714 rs6000_expand_binop_builtin.
715 (altivec_expand_ternop_builtin): Rename to
716 rs6000_expand_ternop_builtin.
718 2002-05-29 Richard Henderson <rth@redhat.com>
720 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
721 (TARGET_BI_ARCH): Likewise.
722 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
723 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
724 (TARGET_64BIT_DEFAULT): Default to 0.
725 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
727 2002-05-29 Richard Henderson <rth@redhat.com>
729 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
730 (get_pc_thunk_name): New.
731 (output_set_got): Use it.
732 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
733 into linkonce sections.
735 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
737 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
738 (CPP_PREDEFINES): Make sure this is undefined.
739 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
740 (CPP_SUBTARGET_SPEC): Don't provide different versions for
741 default-32 and default-64. Just always use %(netbsd_cpp_spec).
742 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
743 cpp_subtarget_spec64. Add netbsd_cpp_spec.
744 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
745 (CPP_PREDEFINES): Make sure this is undefined.
746 (SUBTARGET_EXTRA_SPECS): Define.
747 (CPP_SPEC): Use %(netbsd_cpp_spec).
749 2002-05-29 Jeff Law <law@redhat.com>
751 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
753 * flow.c (propagate_one_insn): Do not remove a dead insn if it
754 contains a REG_RETVAL note.
756 * haifa-sched (sched_analyze): Remove another useless clearing
757 of SCHED_GROUP_P I missed yesterday.
759 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
760 * pa.c (pa_asm_output_mi_thunk): New function.
761 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
763 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
764 Marek Michalkiewicz <marekm@amelek.gda.pl>
766 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
767 (avr_asm_only_p): Make non-static.
768 (enum avr_arch): Remove.
769 (avr_arch_types): New.
770 (avr_mcu_types): Update.
771 (avr_override_options): Use avr_arch_types table instead of switch.
772 * avr.h (CPP_PREDEFINES): Die.
773 (avr_base_arch_macro, avr_extra_arch_macro): New.
774 (TARGET_CPU_CPP_BUILTINS): New.
775 (CPP_SPEC, EXTRA_SPECS): Simplify.
776 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
779 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
781 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
782 NETBSD_OS_CPP_BUILTINS_AOUT.
783 (SUBTARGET_EXTRA_SPECS): Define.
784 (CPP_SPEC): Use %(netbsd_cpp_spec).
786 2002-05-29 Richard Henderson <rth@redhat.com>
788 * config/i386/i386.c (ix86_output_function_epilogue): New.
789 (TARGET_ASM_FUNCTION_EPILOGUE): New.
790 (pic_label_name): Remove.
791 (pic_labels_used): New.
792 (ix86_asm_file_end): Emit one pc load stub for each register used.
793 (output_set_got): Generate deep pc load to any register.
794 (ix86_select_alt_pic_regnum): New.
795 (ix86_save_reg): Don't save pic register if we can find a valid
796 call-clobbered replacement.
797 (ix86_expand_prologue): If we found a valid replacement, renumber
798 pic_offset_table_rtx.
799 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
800 pic_offset_table_rtx after reload.
801 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
802 * config/i386/i386.md (set_got): Make insn, not expander.
803 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
805 2002-05-29 Richard Henderson <rth@redhat.com>
807 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
808 alignment for alloca.
810 2002-05-29 Richard Henderson <rth@redhat.com>
812 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
813 (print_operand_address): Only add rip for symbolic addresses
814 for which we do not have another relocation type.
816 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
818 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
819 (EXTRA_SPECS): Add netbsd_cpp_spec.
820 (CPP_SPEC): Use %(netbsd_cpp_spec).
821 (CPP_PREDEFINES): Remove.
822 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
823 (EXTRA_SPECS): Define.
824 (CPP_SPEC): Use %(netbsd_cpp_spec).
825 (CPP_PREDEFINES): Remove.
827 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
830 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
833 2002-05-29 Eric Christopher <echristo@redhat.com>
835 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
836 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
838 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
840 * config/fr30/fr30.md: Remove previous restriction on splits.
841 Enforce conformance through gen_lowpart and cont_int_operand.
842 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
843 as the assembler does not support ".bss".
845 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
847 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
848 (CPP_PREDEFINES): Remove.
849 (SUBTARGET_EXTRA_SPECS): Define.
850 (CPP_SPEC): Use %(netbsd_cpp_spec).
851 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
852 (CPP_PREDEFINES): Remove.
853 (SUBTARGET_EXTRA_SPECS): Define.
854 (CPP_SPEC): Use %(netbsd_cpp_spec).
855 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
856 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
857 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
859 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
861 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
862 Zack Weinberg <zack@codesourcery.com>
864 * cppexp.c (cpp_num): Move to cpplib.h.
866 (interpret_float_suffix, interpret_int_suffix): New.
867 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
868 (cpp_classify_number, cpp_interpret_integer): New.
869 (interpret_number): Remove.
870 (eval_token): Update to use new routines.
871 * cpphash.h (cpp_num_part): Move to cpplib.h.
872 * cppinit.c (cpp_post_options): Set warn_long_long.
873 * cpplib.h (struct cpp_options): Add warn_long_long.
874 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
875 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
876 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
877 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
878 cpp_interpret_integer): New.
880 2002-05-29 Joel Sherrill <joel@OARcorp.com>
882 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
884 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
886 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
887 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
888 (CPP_SUBTARGET_SPEC): Define.
889 (SUBTARGET_EXTRA_SPECS): Define.
892 2002-05-29 Chris Lattner <sabre@nondot.org>
894 * ssa.c (rename_insn_1): Rename uses of undefined registers to
895 prevent confusion if/when the register is defined.
897 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
900 * config/cris/cris.md: Fix typos and thinkos in comments.
901 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
903 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
904 ("*mov_sideqi_mem"): Similar, but for operand 3.
905 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
906 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
907 Remove spurious mode specifier on operand 2.
909 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
911 * config/h8300/h8300-protos.h: Remove the prototype for
913 Add prototypes for single_one_operand and single_zero_operand.
914 * config/h8300/h8300.c (o_operand): Remove.
915 (single_one_operand): New.
916 (single_zero_operand): Likewise.
917 (print_operand): For 'V' operand, and the operand with 0xff.
918 For 'V' and 'W' operands, do not and the bit position with 7.
919 * config/h8300/h8300.md (various anonymous patterns): Replace
920 use of exact_log2 with single_one_operand/single_zero_operand.
922 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
924 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
926 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
928 * config/s390/s390.c (legitimate_pic_operand_p): Do not
929 accept symbolic LARL operands.
930 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
933 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
935 * config/s390/s390.md (cmpstr_64/31): Mark whole
936 input registers as used.
938 2002-05-28 Richard Henderson <rth@redhat.com>
940 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
941 not current_function_uses_pic_offset_table and
942 current_function_uses_const_pool; examine current_function_profile.
943 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
944 input to blockage if needed.
945 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
946 (legitimize_pic_address): Likewise. Set regs_ever_live for
947 pic_offset_table_rtx when invoked during reload.
948 * config/i386/i386.h (FINALIZE_PIC): Remove.
949 * config/i386/i386.md (tablejump): Reformat. Do not set
950 current_function_uses_pic_offset_table.
951 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
952 (blockage): Accept anything as operand 0.
954 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
956 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
957 common CPP built-ins for all NetBSD a.out targets.
958 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
959 common CPP built-ins for all NetBSD ELF targets.
960 * config/netbsd.h: Add missing notice.
961 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
962 for all NetBSD targets.
963 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
964 for all NetBSD targets using an LP64 code model.
965 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
968 2002-05-28 Richard Henderson <rth@redhat.com>
970 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
971 update if UPDATE_LIFE_LOCAL.
973 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
975 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
977 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
978 Jason R. Thorpe <thorpej@wasabisystems.com>
980 config/sh reorganization to factor out endianness and coff:
982 * config/sh/little.h: New file.
983 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
984 defined, define to 0 to select big-endian.
985 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
986 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
987 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
988 * config/sh/t-be: New file.
989 * config/sh/t-le: New file.
991 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
992 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
993 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
994 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
995 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
996 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
997 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
998 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
999 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
1000 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
1001 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
1002 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
1003 (LINK_SPEC): Define to SH_LINK_SPEC.
1004 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
1005 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
1006 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
1007 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
1008 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
1009 * config/sh/coff.h: New file.
1010 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
1011 (TARGET_OBJFMT_CPP_BUILTINS): Define.
1012 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
1013 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
1014 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
1015 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
1016 (PTRDIFF_TYPE): Likewise.
1017 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
1018 (CPP_PREDEFINES): Don't define.
1019 (TARGET_OBJFMT_CPP_BUILTINS): Define.
1020 (LINK_SPEC): Define to SH_LINK_SPEC.
1021 (LINK_EMUL_PREFIX): Redefine.
1022 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
1023 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
1024 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
1025 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
1026 (TARGET_OS_CPP_BUILTINS): Define.
1027 (TARGET_DEFAULT): Redefine.
1028 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
1029 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
1030 (LINK_SPEC): Don't redefine.
1031 (LINK_DEFAULT_CPU_EMUL): Redefine.
1032 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
1033 * sh.c (sh_asm_named_section): Don't declare / define.
1034 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
1035 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
1036 (sh64-*-elf* tm_file): Likewise.
1037 (sh-*-rtemself* tm_file): Likewise.
1038 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
1039 (sh-*-linux* tmake_file): Add sh/t-le.
1040 (sh-*-rtems* tm_file): Add sh/coff.h
1041 (sh-*-* tm_file): Likewise.
1043 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
1045 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
1046 CONSTANT_POOL_ADDRESS_P.
1048 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
1050 2002-05-28 David Edelsohn <edelsohn@gnu.org>
1051 Jeff Law <law@redhat.com>
1053 * optabs.c (expand_binop): Fix nwords sign warnings.
1054 generate pseudo for add_optab.
1056 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
1057 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
1059 2002-05-28 Marc Espie <espie@openbsd.org>
1061 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
1062 inherited from gas.h.
1063 (ASM_QUAD): Undef. OpenBSD does not support it.
1065 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
1067 * doc/install.texi (binaries): Change mingw binaries
1068 link to www.mingw.org.
1070 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1072 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
1074 2002-05-28 Richard Henderson <rth@redhat.com>
1076 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
1077 bottom alignment for leaf functions.
1079 2002-05-28 Zack Weinberg <zack@codesourcery.com>
1081 * config/pa/milli32.S, config/pa/lib1funcs.asm,
1082 config/sparc/sol2-g1.asm: Delete unused files.
1084 2002-05-28 Richard Henderson <rth@redhat.com>
1086 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
1088 * flow.c (calculate_global_regs_live): Rename call_used to
1089 invalidated_by_call. Initialize from regs_invalidated_by_call
1090 instead of call_used_regs.
1092 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
1095 2002-05-28 Zack Weinberg <zack@codesourcery.com>
1097 * tree.h: Don't include real.h.
1098 Forward-declare struct realvaluetype.
1099 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
1101 (TREE_REAL_CST_PTR): New accessor.
1102 (TREE_REAL_CST): Update.
1103 * real.h: Include machmode.h.
1104 (realvaluetype): Make it struct realvaluetype, not a typedef.
1105 (build_real): Prototype here.
1107 * tree.c: Include real.h.
1108 (build_real): Allocate the REAL_VALUE_TYPE as a separate
1109 object in GC memory, set TREE_REAL_CST_PTR to point to it.
1110 (build_real_from_int_cst): Use build_real.
1111 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
1114 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
1115 fold-const.c, print-tree.c, real.c: Include real.h.
1116 * Makefile.in: Update dependency lists.
1118 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1120 * basic-block.h (last_basic_block): Declare.
1121 (expunge_block_nocompact): Declaration removed.
1122 (compact_blocks): Declare.
1123 * cfg.c (last_basic_block): New variable.
1124 (expunge_block_nocompact): Removed.
1125 (expunge_block): Do not compact basic blocks.
1126 (compact_blocks): New.
1127 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
1129 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
1131 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
1132 real positions of blocks.
1133 (delete_unreachable_blocks): Simplified -- quadratic behavior now
1135 (cleanup_cfg): Compact blocks.
1136 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
1137 basic_block_info varray.
1138 (flow_delete_block): Comment update.
1139 (back_edge_of_syntactic_loop_p): Modify position check code.
1140 (verify_flow_info): Update checking.
1141 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
1142 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
1143 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
1144 indices no longer change.
1145 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
1147 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
1148 * profile.c (branch_prob): Compact blocks.
1149 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
1152 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
1154 * config/h8300/h8300.md (two anonymous patterns): New.
1156 2002-05-28 David S. Miller <davem@redhat.com>
1158 * config/sparc/sparc.md (cpu): Tidy.
1159 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
1161 (in_call_delay): Delete reference to 'return' type.
1162 (eligible_for_return_delay, in_return_delay, define_delay
1163 referencing those): Delete.
1164 (rest of file): Use new type attributes as appropriate.
1165 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
1166 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
1167 * config/sparc/ultra1_2.md (us1_single): New reservation.
1168 (us1_ialuX): Likewise.
1169 * config/sparc/ultra3.md (us3_single): Likewise.
1170 (us3_ialuX): Likewise.
1171 (us3_imul, us3_idiv): Tweak.
1173 2002-05-28 Richard Henderson <rth@redhat.com>
1175 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
1178 2002-05-28 Richard Henderson <rth@redhat.com>
1180 * config.gcc: Obsolete mn10200.
1182 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
1184 * cppexp.c (interpret_number): Optimize for single-digit
1185 and less-than-half-precision cases.
1186 (num_trim, num_positive, num_div_op): Cast constants.
1188 2002-05-27 Bo Thorsen <bo@suse.de>
1190 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
1191 3.1 branch. The file was made by Jakub Jelinek.
1192 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
1193 support so multilib doesn't break. And don't define this at all
1194 when -Dinhibit_libc is used.
1195 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
1196 * config/i386/t-linux64: Implement full multilib support. Patch
1197 originally done by Andreas Jaeger and Jakub Jelinek.
1199 2002-05-27 Roger Sayle <roger@eyesopen.com>
1201 * c-common.c: Add support for __attribute__((nothrow)) to specify
1202 that a function cannot throw an exception (using TREE_NOTHROW).
1203 (handle_nothrow_attribute): New function to process this attribute.
1205 * doc/extend.texi: Document the new nothrow function attribute.
1207 2002-05-27 H.J. Lu (hjl@gnu.org)
1209 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
1210 (num_positive): Likewise.
1211 (num_div_op): Likewise.
1213 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1215 * c-common.c (c_common_init): Always use intmax_t.
1217 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1219 * c-common.c (c_common_init): Use intmax_t for now.
1221 2002-05-24 Andrew Haley <aph@redhat.com>
1223 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
1224 if T is a boolean type.
1226 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1228 * basic-block.h (last_basic_block): Defined as synonym for
1230 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
1231 flow_depth_first_order_compute, flow_preorder_transversal_compute,
1232 flow_dfs_compute_reverse_init): Replaced relevant occurences of
1233 n_basic_blocks with last_basic_block.
1234 * cfgbuild.c (make_edges): Likewise.
1235 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
1236 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
1237 * combine.c (combine_instructions): Likewise.
1238 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
1239 iterative_dataflow_bitmap): Likewise.
1240 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
1241 calc_idoms, idoms_to_doms): Likewise.
1242 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
1244 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
1245 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
1246 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
1247 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
1248 delete_null_pointer_checks, compute_code_hoist_vbeinout,
1249 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
1250 compute_store_table, build_store_vectors): Likewise.
1251 * haifa-sched.c (sched_init): Likewise.
1252 * ifcvt.c (if_convert): Likewise.
1253 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1254 pre_edge_lcm, compute_available, compute_nearerout,
1255 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
1257 * predict.c (estimate_probability, process_note_prediction,
1258 note_prediction_to_br_prob): Likewise.
1259 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
1260 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1261 * regrename.c (copyprop_hardreg_forward): Likewise.
1262 * resource.c (init_resource_info): Likewise.
1263 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
1264 init_regions, schedule_insns): Likewise.
1265 * ssa-ccp.c (ssa_const_prop): Likewise.
1266 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1267 * ssa.c (compute_dominance_frontiers,
1268 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
1270 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
1271 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
1274 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
1276 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
1278 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
1279 hoist_insn_after, hoist_insn_to_edge): New.
1281 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
1283 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
1284 (PROP_FINAL): Include.
1285 * flow.c (life_analysis, update_life_info,
1286 init_propagate_block_info, mark_set_1, mark_used_rgs):
1287 Support SCAN_DEAD_STORE.
1289 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1291 * c-common.c (c_common_init): Set CPP arithmetic precision.
1292 * cppexp.c (cpp_num_part): Move typedef ...
1293 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
1294 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
1295 (sanity_checks): Update.
1297 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
1299 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
1300 (mkheaders): New rule.
1301 (install-mkheaders): New rule.
1302 * configure.in (all_outputs): Add mkheaders.
1303 * configure: Regenerate.
1304 * mkheaders.in: New file.
1306 2002-05-26 Jakub Jelinek <jakub@redhat.com>
1308 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
1310 2002-05-26 Andreas Jaeger <aj@suse.de>
1312 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
1314 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
1316 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
1317 right_shift): Remove.
1318 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
1320 (struct op): Use cpp_num.
1321 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
1322 num_part_mul, num_unary_op, num_binary_op, num_negate,
1323 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
1324 num_div_op, num_lshift, num_rshift, append_digit): New.
1325 (interpret_number, parse_defined, eval_token, reduce): Update
1326 for two-integer arithmetic.
1327 (binary_handler): New typedef.
1329 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
1330 (_cpp_parse_expr, reduce): Update to handle two-integers.
1331 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
1333 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1335 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
1336 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
1337 branch insn into account, do not assume 1.
1338 (avr_out_sbxx_branch): New function. Optimize cases of skipping
1339 over single word insn. Handle upper half of I/O space too.
1340 * config/avr/avr.md (*sbrx_branch): Use it.
1341 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
1342 (*sbix_branch, *sbix_branch_bit7): Likewise.
1343 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
1344 Use RTL peepholes to optimize register operand sign tests.
1346 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1348 * config/avr/avr.c (avr_asm_only_p): New variable.
1349 (avr_override_options): Set it here if AVR1.
1350 (asm_file_start): Test it here, report an error if set.
1352 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
1354 * alias.c: Fix formatting.
1355 * attribs.c: Likewise.
1356 * bb-reorder.c: Likewise.
1357 * bitmap.c: Likewise.
1358 * bitmap.h: Likewise.
1359 * builtins.c: Likewise.
1361 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
1363 * reload.c (find_valid_class): Accept new argument DEST,
1364 choose class accordingly.
1365 (push_reload): Update callers.
1367 2002-05-26 Andreas Jaeger <aj@suse.de>
1369 * combine.c (combine_instructions): Do not indent #if for
1372 2002-05-25 Richard Henderson <rth@redhat.com>
1374 * c-pragma.c (apply_pragma_weak): Convert value identifier to
1375 string for decl_attributes.
1376 (handle_pragma_weak): Call assemble_alias if we're modifying
1379 2002-05-25 Richard Henderson <rth@redhat.com>
1382 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
1383 using rtl instead of fprintf.
1384 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
1385 * config/sparc/sparc-protos.h: Update.
1387 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1389 * Makefile.in (C_COMMON_H): Fix.
1390 Update other targets.
1391 * c-common.c: Don't include c-lex.h.
1392 (builtin_define_with_value): Make static and prototype.
1393 (builtin_define_std): Move from c-lex.h.
1394 * c-common.h (init_c_lex): Move from c-lex.h.
1395 * c-decl.c: Don't include c-lex.h.
1396 (make_pointer_declarator): Move from c-parse.in.
1397 * c-lex.c: Don't include c-lex.h.
1399 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
1400 (make_pointer_declarator): Move to c-decl.c.
1401 * c-pragma.c: Don't include c-lex.h.
1402 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
1403 * c-tree.h (make_pointer_declarator): New.
1405 * passes.texi, tm.texi: Update.
1407 * Make-lang.in: Update and correct.
1408 * objc-act.c: Don't include c-lex.h or cpplib.h.
1410 * treetree.c: Don't include c-lex.h.
1412 * darwin-c.c: Don't include c-lex.h.
1413 * c4x/c4x-c.c: Don't include c-lex.h.
1414 * c4x/t-c4x: Update.
1415 * i370/i370-c.c: Don't include c-lex.h.
1416 * i370/t-i370: Update.
1417 * i960/i960-c.c: Don't include c-lex.h.
1418 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
1419 * i960/t-960bare: Update.
1420 * i960/t-vxworks: Update.
1421 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
1422 * rs6000/t-darwin: Update.
1423 * rs6000/t-rs6000-c-rule: Update.
1424 * v850/v850-c.c: Don't include c-lex.h.
1425 * v850/v850.c: Don't include c-lex.h or cpplib.h.
1428 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1430 * tree.def: Fix typos.
1431 * doc/install.texi: Likewise.
1433 2002-05-25 Richard Henderson <rth@redhat.com>
1435 * configure.in (HAVE_AS_TLS): Add ia64 test.
1436 * configure: Rebuild.
1437 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
1438 (override_options): Set it.
1439 (TARGET_HAVE_TLS): New.
1440 (sdata_symbolic_operand): Look for 's'.
1441 (tls_symbolic_operand): New.
1442 (ia64_expand_load_address): Abort for tls symbols.
1443 (gen_tls_get_addr): New.
1444 (gen_thread_pointer): New.
1445 (ia64_expand_move): Split out from movdi. Handle tls symbols.
1446 (rtx_needs_barrier): Add new unspecs.
1447 (ia64_encode_section_info): Handle tls symbols.
1448 (ia64_strip_name_encoding): Strip two encoding chars.
1449 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
1450 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
1451 (TARGET_OPTIONS): Add tls-size.
1452 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
1453 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
1454 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
1455 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
1456 (movsf, movdf): Likewise.
1457 (movdi_symbolic): Use match_scratch. Don't split if we won't
1458 have a scratch availiable.
1459 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
1460 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
1461 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
1462 * config/ia64/ia64-protos.h: Update.
1463 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1464 sdata_symbolic_operand.
1465 (ASM_OUTPUT_LABELREF): Strip two characters.
1467 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1469 * combine.c (simplify_set): Remove an unnecessary subreg.
1471 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
1473 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
1475 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
1477 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1479 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
1481 2002-05-25 Roger Sayle <roger@eyesopen.com>
1483 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
1484 (cond (compare x y) 0) into the equivalent (cond x y).
1486 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1488 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
1490 2002-05-24 Zack Weinberg <zack@codesourcery.com>
1492 * config.gcc: Remove all stanzas for previously obsoleted
1493 systems. Where necessary, add explicit error stanzas to
1494 prevent removed systems from being misidentified as something
1495 else. Begin a fresh obsoletions list, with the systems that
1496 were reprieved last round.
1497 * doc/install.texi: Remove all mention of dead targets.
1498 * fixinc/mkfixinc.sh: Likewise.
1500 * config/arm/arm.h: Bit 31 of target_flags is no longer
1503 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
1504 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
1505 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
1506 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
1507 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
1508 config/alpha/osf12.h, config/alpha/osf2or3.h,
1509 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
1510 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
1511 config/clipper/clipper-protos.h, config/clipper/clipper.c,
1512 config/clipper/clipper.h, config/clipper/clipper.md,
1513 config/clipper/clix.h, config/convex/convex-protos.h,
1514 config/convex/convex.c, config/convex/convex.h,
1515 config/convex/convex.md, config/convex/fixinc.convex,
1516 config/convex/proto.h, config/elxsi/elxsi-protos.h,
1517 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
1518 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
1519 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
1520 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
1521 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
1522 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
1523 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
1524 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
1525 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
1526 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
1527 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
1528 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
1529 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
1530 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
1531 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
1532 config/m68k/altos3068.h, config/m68k/apollo68.h,
1533 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
1534 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
1535 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
1536 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
1537 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
1538 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
1539 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
1540 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
1541 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
1542 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
1543 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
1544 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
1545 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
1546 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
1547 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
1548 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
1549 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
1550 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
1551 config/mips/dec-osf1.h, config/mips/elflorion.h,
1552 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
1553 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
1554 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
1555 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
1556 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
1557 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
1558 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
1559 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
1560 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
1561 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
1562 config/ns32k/sequent.h, config/ns32k/tek6000.h,
1563 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
1564 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
1565 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
1566 config/sparc/rtems.h, config/we32k/we32k-protos.h,
1567 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
1570 2002-05-24 Richard Henderson <rth@redhat.com>
1572 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
1573 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
1574 * config/i386/i386.c (tls_model_chars): Add leading space.
1575 (tls_symbolic_operand): Don't bias by 1.
1576 (legitimize_address): Don't unbias by 1.
1578 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1580 * lcm.c (optimize_mode_switching): Change bb used as indices
1583 2002-05-24 Richard Henderson <rth@redhat.com>
1585 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
1586 of update_life_info_in_dirty_blocks.
1588 2002-05-24 Jakub Jelinek <jakub@redhat.com>
1591 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
1593 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
1595 PR preprocessor/6780
1596 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
1598 2002-05-24 Jim Blandy <jimb@redhat.com>
1600 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
1601 entry with a type code of zero, marking the end of the compilation
1604 2002-05-24 Richard Henderson <rth@redhat.com>
1606 * varasm.c (asm_output_bss): Always output one byte.
1607 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1609 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
1611 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
1614 2002-05-24 Andreas Jaeger <aj@suse.de>
1616 * ggc-page.c (alloc_page): Cast variables of type size_t to
1617 unsigned long, adjust printf format string.
1618 (ggc_alloc): Likewise.
1619 (ggc_print_statistics): Likewise.
1620 (ggc_print_statistics): Correct printf format string for SCALE to
1623 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1625 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
1627 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
1628 Zack Weinberg <zack@codesourcery.com>
1630 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
1632 * dwarf2out.c (lookup_filename): Properly quote filename in .file
1633 directive in assembly file.
1634 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1635 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1636 * config/pj/pj.h (ASM_FILE_START): Likewise.
1637 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
1638 * config/avr/avr.c (asm_file_end): Likewise.
1639 * toplev.c (output_quoted_string): Handle possibly signed plain
1641 * toplev.h (output_clean_symbol_name): Declare
1642 * toplev.c (output_clean_symbol_name): Define.
1643 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
1644 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
1646 2002-05-24 Alan Modra <amodra@bigpond.net.au>
1648 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
1650 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
1652 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
1653 of size of unsigned.
1655 2002-05-23 Richard Henderson <rth@redhat.com>
1657 * configure.in (HAVE_AS_TLS): New test.
1658 * config.in, configure: Rebuild.
1659 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
1660 (ix86_tls_dialect_string, ix86_tls_dialect): New.
1661 (override_options): Set it.
1662 (tls_model_chars, tls_symbolic_operand): New.
1663 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
1664 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
1665 (local_exec_symbolic_operand): New.
1666 (get_pic_label_name): Merge into output_set_got.
1667 (ix86_asm_file_end): Emit pic_label_name if defined.
1668 (legitimate_constant_p, constant_address_p): New.
1669 (legitimate_pic_operand_p): New.
1670 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
1671 (legitimate_address_p): Likewise.
1672 (ix86_encode_section_info): Rename from i386_; handle tls decls.
1673 (ix86_strip_name_encoding): New.
1674 (get_thread_pointer): New.
1675 (legitimize_address): Handle tls symbols.
1676 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
1678 (struct machine_function): Add some_ld_name.
1679 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
1680 (print_operand) [&]: Use it. Handle UNSPEC_TP.
1681 (output_addr_const_extra): New.
1682 (maybe_get_pool_constant): New.
1683 (ix86_split_to_parts): Use it.
1684 (ix86_expand_move): Handle tls symbols.
1685 (ix86_tls_get_addr): New.
1686 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
1687 (TARGET_OPTIONS): Add tls-dialect.
1688 (CONSTANT_ADDRESS_P): Use new out-of-line function.
1689 (LEGITIMATE_CONSTANT_P): Likewise.
1690 (LEGITIMATE_PIC_OPERAND_P): Likewise.
1691 (TARGET_STRIP_NAME_ENCODING): New.
1692 (ASM_OUTPUT_LABELREF): New.
1693 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
1694 (OUTPUT_ADDR_CONST_EXTRA): New.
1695 (PREDICATE_CODES): Update.
1696 (ix86_tls_dialect, ix86_tls_dialect_string): New.
1697 * config/i386/i386.md: Regroup and renumber unspec constants.
1698 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
1699 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
1700 (tls_global_dynamic, tls_local_dynamic_base): New.
1701 (tls_local_dynamic_once): New.
1702 * config/i386/i386-protos.h: Update.
1704 2002-05-23 Richard Henderson <rth@redhat.com>
1706 * genemit.c (gen_insn): Print file:lineno comment before function.
1708 * gensupport.c (struct queue_elem): Add filename member.
1709 (queue_pattern): Initialize it; update all callers.
1710 (process_include): Don't free filename.
1711 (read_md_rtx): Set read_rtx_filename.
1713 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
1715 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
1717 2002-05-23 Richard Henderson <rth@redhat.com>
1719 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
1721 2002-05-23 Richard Henderson <rth@redhat.com>
1723 * doc/extend.texi (C++98 Thread-Local Edits): Update with
1724 commentary from Mark.
1726 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1728 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
1729 Use FOR_EACH_BB macros to iterate over basic block chain.
1730 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
1731 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
1733 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
1734 find_unreachable_blocks, create_edge_list, verify_edge_list,
1735 remove_fake_edges, add_noreturn_fake_exit_edges,
1736 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
1738 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1739 find_sub_basic_blocks): Likewise.
1740 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
1742 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
1744 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
1746 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
1747 commit_edge_insertions, commit_edge_insertions_watch_calls,
1748 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
1749 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
1750 * conflict.c (conflict_graph_compute): Likewise.
1751 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
1752 df_modified_p, df_refs_unlink, df_dump): Likewise.
1753 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
1754 * final.c (compute_alignments): Likewise.
1755 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
1756 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
1757 count_or_remove_death_notes): Likewise.
1758 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
1759 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
1760 classic_gcse, compute_transp, cprop, compute_pre_data,
1761 compute_transpout, invalidate_nonnull_info,
1762 delete_null_pointer_checks_1, delete_null_pointer_checks,
1763 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
1764 compute_store_table, build_store_vectors, store_motion): Likewise.
1765 * global.c (global_conflicts, mark_elimination): Likewise.
1766 * graph.c (print_rtl_graph_with_bb): Likewise.
1767 * haifa-sched.c (sched_init): Likewise.
1768 * ifcvt.c (if_convert): Likewise.
1769 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1770 compute_available, compute_nearerout, compute_rev_insert_delete,
1771 optimize_mode_switching): Likewise.
1772 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
1773 * predict.c (estimate_probability, note_prediction_to_br_prob,
1774 propagate_freq, counts_to_freqs, expensive_function_p,
1775 estimate_bb_frequencies): Likewise.
1776 * profile.c (instrument_edges, get_exec_counts,
1777 compute_branch_probabilities, compute_checksum, branch_prob,
1778 find_spanning_tree): Likewise.
1779 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1780 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
1782 * regclass.c (scan_one_insn, regclass): Likewise.
1783 * regmove.c (mark_flags_life_zones, regmove_optimize,
1784 record_stack_memrefs): Likewise.
1785 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
1786 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
1787 * resource.c (find_basic_block): Likewise.
1788 * sched-ebb.c (schedule_ebbs): Likewise.
1789 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
1790 find_single_block_region, find_rgns, schedule_insns)
1791 * sibcall.c (optimize_sibling_and_tail_recursive_call)
1792 * ssa-ccp.c (optimize_unexecutable_edges,
1793 ssa_ccp_df_delete_unreachable_insns): Likewise.
1794 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1795 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
1796 rename_block, convert_to_ssa, compute_conservative_reg_partition,
1797 compute_coalesced_reg_partition, rename_equivalent_regs,
1798 convert_from_ssa): Likewise.
1799 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
1800 process_for_unwind_directive): Likewise.
1802 * df.c (FOR_ALL_BBS): Removed.
1803 * gcse.c (struct null_pointer_info): Type of current_block field
1805 (struct reg_avail_info): Type of last_bb field changed.
1806 * config/ia64/ia64.c (block_num): Removed.
1807 (need_copy_state): Type changed.
1810 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1812 * cppinit.c (mark_named_operators): Split out from init_builtins.
1813 (cpp_finish_options): Call it from here instead.
1815 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1817 * builtin-attrs.def: Update copyright years.
1818 (ATTR_NONNULL): New attribute identifier.
1819 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
1820 attribute tree lists.
1821 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
1823 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
1824 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
1825 attribute lists. Chain the appropriate nonnull attribute.
1826 * c-format.c (check_format_arg): Remove null format string
1828 * testsuite/gcc.dg/format/null-1.c: New test.
1830 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1832 * Makefile.in (ADAC): Define.
1834 (.SUFFIXES): Move before language makefile fragments.
1835 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
1837 2002-05-23 Mark Mitchell <mark@codesourcery.com>
1839 * varasm.c (make_decl_rtl): Don't allow weak variables to be
1842 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1844 * cfg.c (dump_flow_info): Print results of
1845 maybe_hot/probably_never_executed predicates.
1846 * toplev.c (open_dump_file): Print function frequency.
1848 2002-05-23 David S. Miller <davem@redhat.com>
1850 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
1853 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1855 * c-common.c (warn_nonnull): Declare.
1856 (c_common_attribute_table): Add "nonnull" attribute.
1857 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
1858 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
1859 check_function_arguments_recurse): New functions.
1860 * c-common.h (warn_nonnull): Declare extern.
1861 (check_function_arguments, check_function_arguments_recurse): New
1863 * c-decl.c (c_decode_option): Add -Wnonnull option.
1864 * c-format.c (set_Wformat): Set warn_nonnull if enabling
1866 (format_check_context): New structure.
1867 (check_format_info_recurse): Remove recursion and rename to...
1868 (check_format_arg): ...this. Update comment.
1869 (check_format_info): Use check_function_arguments_recurse.
1870 * c-typeck.c (build_function_call): Call check_function_arguments
1871 instead of check_function_format.
1872 * doc/extend.texi: Document "nonnull" attribute.
1873 * doc/invoke.texi: Docuemnt -Wnonnull option.
1874 * testsuite/gcc.dg/nonnull-1.c: New test.
1875 * testsuite/gcc.dg/nonnull-2.c: New test.
1877 2002-05-23 David S. Miller <davem@redhat.com>
1879 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
1880 * cfgcleanup.c (cleanup_cfg): If it is set do not
1881 attempt to delete trivially dead insns.
1882 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
1883 * toplev.c (rest_of_compilation): Document non-trivial aspect
1884 the RTL before optimize_save_area_alloca is run.
1886 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1888 * c-lex.c (indent_level): Remove.
1889 (cb_file_change, c_lex): Remove indent level handling.
1890 * c-lex.h (indent_level): Remove.
1891 * input.h (struct file_stack): Remove indent_level.
1892 * toplev.c (push_srcloc): Remove indent_level handling.
1894 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1897 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
1898 of x in constraints for clarity.
1899 (sse_mov?fcc split): abort if op2 == op3.
1900 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
1901 sse_movsfcc_const0_4): Add earlyclobber.
1902 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1903 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
1904 Use Y instead of x in constraints.
1906 2002-05-23 Richard Henderson <rth@redhat.com>
1908 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
1909 (C++98 Thread-Local Edits): New subsection.
1911 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
1912 (ix86_arch): Set type to enum processor_type.
1914 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
1915 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
1917 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1919 * configure.in: Fix as version test for binutils 2.12.1 releases
1921 * configure: Rebuilt.
1923 2002-05-23 Richard Henderson <rth@redhat.com>
1925 * config/i386/i386.c (get_pic_label_name): New.
1926 (load_pic_register): Remove.
1927 (output_set_got): New.
1928 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
1929 * config/i386/i386.md (UNSPEC_SET_GOT): New.
1930 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
1931 (prologue_set_got, prologue_get_pc): Remove.
1932 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
1933 (builtin_setjmp_receiver): Use gen_set_got.
1934 * config/i386/i386-protos.h: Update.
1936 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1938 * gcse.c (hash_expr): Do not use alias set for hashing.
1940 2002-05-22 Kevin Buettner <kevinb@redhat.com>
1942 * dbxout.c (dbxout_class_name_qualifiers): New function.
1943 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
1945 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1947 * cpperror.c (_cpp_begin_message): No special casing
1949 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
1950 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
1951 * cpplib.c (do_include_common): Use DL_ERROR.
1952 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
1954 * fix-header.c (read_scan_file): Update.
1956 2002-05-22 Richard Henderson <rth@redhat.com>
1958 * config/i386/i386.c (ix86_expand_call): New function, extracted
1959 from md call patterns. Add pic_offset_table_rtx to
1960 CALL_INSN_FUNCTION_USAGE when needed.
1961 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
1962 (call_value_pop, call_value, untyped_call): Likewise.
1963 (call_exp, call_value_exp): Remove.
1964 * config/i386/i386-protos.h: Update.
1966 2002-05-22 Richard Henderson <rth@redhat.com>
1968 * varasm.c (default_section_type_flags): Check for VAR_DECL
1969 before using DECL_THREAD_LOCAL.
1971 2002-05-22 David Edelsohn <edelsohn@gnu.org>
1973 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
1974 (STARTFILE_SPEC): Delete PE crt0.o.
1975 * config/rs6000/aix51.h: Same.
1976 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
1977 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
1978 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
1979 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
1980 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
1982 2002-05-22 Richard Henderson <rth@redhat.com>
1984 * varasm.c (default_section_type_flags): Handle tls data and
1986 (default_unique_section): Handle tls sections.
1988 2002-05-23 Alan Modra <amodra@bigpond.net.au>
1990 * configure.in (CROSS): Define NATIVE_CROSS.
1991 * configure: Regenerate.
1992 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
1993 (startfile_prefix_spec): New var.
1994 (static_specs): Add startfile_prefix_spec.
1995 (do_spec_2): Split out from..
1997 (main): Process startfile_prefix_spec.
1998 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
2000 (STARTFILE_PREFIX_SPEC): Define.
2001 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
2004 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
2006 * cpperror.c: Fix formatting.
2007 * cppexp.c: Likewise.
2008 * cppfiles.c: Likewise.
2009 * cpphash.c: Likewise.
2010 * cpphash.h: Likewise.
2011 * cppinit.c: Likewise.
2012 * cpplex.c: Likewise.
2013 * cpplib.c: Likewise.
2014 * cppmacro.c: Likewise.
2015 * cppmain.c: Likewise.
2016 * cppspec.c: Likewise.
2018 2002-05-22 Jakub Jelinek <jakub@redhat.com>
2020 * combine.c (force_to_mode): Use gen_int_mode.
2021 Don't clear CONST_INT bits outside of mode.
2023 2002-05-22 Richard Henderson <rth@redhat.com>
2025 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
2026 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
2028 2002-05-22 Jakub Jelinek <jakub@redhat.com>
2031 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
2032 if DECL_SIZE_UNIT is INTEGER_CST.
2034 2002-05-22 Richard Henderson <rth@redhat.com>
2036 * flow.c (life_analysis): Delete broken reg_label check.
2038 2002-05-22 Richard Henderson <rth@redhat.com>
2040 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
2041 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
2043 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2045 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
2046 (embed-bb.c): New rule.
2047 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
2048 * config/sh/embed_bb.c: Delete.
2050 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
2052 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
2054 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
2056 * config/h8300/h8300.md (*andorqi3): New.
2058 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2060 PR preprocessor/6517
2061 * Makefile.in: Update.
2062 * c-common.c (c_common_post_options): Add preprocessor
2063 errors to the error count.
2064 * c-lang.c (c_post_options): Kill.
2065 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
2066 * hooks.h: Add header guards.
2067 * langhooks-def.h: Include hooks.h.
2068 (LANG_HOOKS_POST_OPTIONS): Update.
2069 * langhooks.h (struct lang_hooks): Update post_options.
2070 * toplev.c (parse_options_and_default_flags): Update.
2072 * objc-lang.c (objc_post_options): Kill.
2073 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
2075 2002-05-21 Bruce Korb <bkorb@gnu.org>
2077 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
2078 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
2079 * fixinc/fixincl.x: regen.
2081 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
2083 * cfgbuild.c: Fix formatting.
2085 * cfgcleanup.c: Likewise.
2086 * cfglayout.c: Likewise.
2087 * cfgloop.c: Likewise.
2088 * cfgrtl.c: Likewise.
2090 2002-05-21 Richard Henderson <rth@redhat.com>
2092 * c-common.h (enum rid): Add RID_THREAD.
2093 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
2094 (grokdeclarator): Grok __thread.
2095 * c-parse.in (reswords): Add __thread.
2096 (rid_to_yy): Add RID_THREAD.
2098 * tree.h (DECL_THREAD_LOCAL): New.
2099 (struct tree_decl): Add thread_local_flag.
2100 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
2101 * tree.c (staticp): TLS variables are not static.
2103 * target-def.h (TARGET_HAVE_TLS): New.
2104 * target.h (have_tls): New.
2105 * output.h (SECTION_TLS): New.
2106 * varasm.c (assemble_variable): TLS variables can't be common for now.
2107 (default_section_type_flags): Handle .tdata and .tbss.
2108 (default_elf_asm_named_section): Handle SECTION_TLS.
2109 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
2111 * flags.h (flag_tls_default): Declare.
2112 * toplev.c (flag_tls_default): Define.
2113 (display_help): Display help for it.
2114 (decode_f_option): Set it.
2116 * doc/extend.texi (Thread-Local): New node describing language-level
2117 thread-local storage.
2118 * doc/invoke.texi (-ftls-model): Document.
2120 * fixinc/inclhack.def (thread_keyword): New.
2121 * fixinc/fixincl.x: Rebuild.
2123 2002-05-21 Jeffrey A Law <law@redhat.com>
2125 * optabs.c (expand_binop): For double-word integer multiplies,
2126 do not compute intermediate results into something that is
2127 not a register (such as a SUBREG or MEM).
2129 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
2130 (ix86_sched_reorder): Make sure to initialize scheduling
2131 data even when there's only one insn in the ready queue.
2133 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
2135 * genautomata.c (reserv_sets_hash_value): Fix a typo.
2137 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
2139 * genautomata.c (reserv_sets_hash_value): Define hash_value as
2140 set_el_t. Transform the hash value into unsigned.
2141 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
2142 (transform_3): Add code to process `(A,B)+(D,E)'.
2144 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
2146 * reload1.c (do_output_reload): Run delete_output_reload
2149 2002-05-21 Roger Sayle <roger@eyesopen.com>
2152 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
2153 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
2154 (can_store_by_pieces): ... and here to limit the largest mode used.
2155 Add a comment to document this function.
2157 2002-05-21 Richard Henderson <rth@redhat.com>
2159 * flow.c (life_analysis): Fix test for deleted label.
2161 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
2163 * doc/tm.texi: Fix typo.
2165 2002-05-21 Zack Weinberg <zack@codesourcery.com>
2167 * c-common.c (c_common_init): Set options->unsigned_char from
2169 (cb_register_builtins): Define __STRICT_ANSI__ and
2170 __CHAR_UNSIGNED__ here...
2171 * cppinit.c (init_builtins): Not here.
2172 (cpp_create_reader): unsigned_char option defaults to 0, not
2173 !DEFAULT_SIGNED_CHAR.
2174 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
2175 and -funsigned-char.
2177 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
2178 * cpphash.c (_cpp_init_hashtable): Don't set it.
2179 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
2180 directly. Clarify comment.
2182 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2184 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
2185 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
2186 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
2187 BASIC_BLOCK (n_basic_blocks - 1).
2188 * cfganal.c (can_fallthru, flow_call_edges_add,
2189 flow_preorder_transversal_compute): Too.
2190 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
2191 find_sub_basic_blocks): Too.
2192 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
2193 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
2194 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
2195 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
2196 * combine.c (this_basic_block): Type changed to basic_block.
2197 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
2198 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
2199 get_last_value, distribute_notes, distribute_links): Too.
2200 * final.c (compute_alignments): Too.
2201 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
2202 * function.c (thread_prologue_and_epilogue_insns): Too.
2203 * gcse.c (compute_code_hoist_vbeinout): Too.
2204 * global.c (build_insn_chain): Too.
2205 * ifcvt.c (find_if_block, find_cond_trap): Too.
2206 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
2207 * regmove.c (regmove_optimize): Too.
2208 * resource.c (find_basic_block): Too.
2209 * sched-ebb.c (schedule_ebbs): Too.
2210 * ssa-dce.c (find_control_dependence, find_pdom): Too.
2212 2002-05-21 Andreas Jaeger <aj@suse.de>
2214 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
2216 2002-05-21 Richard Henderson <rth@redhat.com>
2218 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
2219 unspec names, not numbers.
2221 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2223 * doc/sourcebuild.texi: Mention snapshot-README and
2224 snapshot-index.html as needing updating for new front ends.
2226 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2228 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
2229 disabling checking, and avoid multiple evaluation of RTX.
2231 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
2233 * bitmap.c (bitmap_find_bit): Return early if we have the correct
2236 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
2238 * profile.c (gen_edge_profiler): Set alias set before the memory is
2241 2002-05-20 David S. Miller <davem@redhat.com>
2243 * cselib.c (max_value_regs): New.
2244 (cselib_lookup, cselib_invalidate_regno): Initialize it when
2245 adding new entries to the REG_VALUES table and we are dealing with
2247 (clear_table): Initialize it.
2248 (cselib_invalidate_regno): Use it to determine which hard
2249 registers to scan when mode is not VOIDmode.
2251 2002-05-20 Duraid Madina <duraid@fl.net.au>
2253 * tradcpp.c (fixup_newlines): Use old-style function header.
2255 2002-05-20 Krister Walfridsson <cato@df.lth.se>
2257 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
2259 2002-05-20 H.J. Lu (hjl@gnu.org)
2261 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
2263 * config/mips/mips.h (DFMODE_NAN): Defined.
2264 (SFMODE_NAN): Likewise.
2266 2002-05-20 Dale Johannesen <dalej@apple.com>
2268 * combine.c (cant_combine_insn_p): Back out my
2271 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
2273 * params.c: Fix formatting.
2274 * params.h: Likewise.
2275 * predict.c: Likewise.
2276 * prefix.c: Likewise.
2277 * print-rtl.c: Likewise.
2278 * print-tree.c: Likewise.
2279 * profile.c: Likewise.
2281 2002-05-20 H.J. Lu (hjl@gnu.org)
2283 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
2285 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
2287 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
2288 switches straight on to the assembler, do not abbreviate them.
2289 * config/arm/elf.h (ASM_SPEC): As above.
2290 * config/arm/semi.h (ASM_SPEC): As above.
2291 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
2292 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
2293 -mcpu=xscale on to the assembler by default.
2294 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
2296 2002-05-20 Richard Henderson <rth@redhat.com>
2298 * cse.c (canon_hash): Reorder do_not_record test. Always
2299 allow pic_offset_table_rtx.
2301 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
2303 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
2304 (expand_binop): Ditto (3 times).
2306 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
2308 * Makefile.in (distclean): Remove QMTest stuff.
2309 (QMTEST_PATH): New variable.
2310 (QMTESTFLAGS): Likewise.
2311 (QMTESTRUNFLAGS): Likewise.
2313 (QMTEST_GPP_TESTS): Likewise.
2314 (QMTEST_DIR): Likewise.
2315 (QMTEST_DIR/context): New target.
2316 (qmtest-g++): Likeise.
2317 (qmtest-gui): Likewise.
2318 (QMTEST_DIR/gpp-expected.qmr): Likewise.
2320 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
2322 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
2323 an altivec register if TARGET_ALTIVEC.
2325 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
2326 to ALTIVEC_VECTOR_MODE.
2327 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
2328 (rs6000_va_arg): Vectors may go in registers if they are not
2331 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
2333 * protoize.c: Fix formatting.
2335 2002-05-19 Richard Henderson <rth@redhat.com>
2337 * gensupport.c (init_include_reader): Merge into ...
2338 (process_include): ... here. Simplify composite path creation.
2339 Plug memory leaks. Fix file/line number tracking. Do not
2340 process_define_cond_exec. Return void.
2341 (process_rtx): Don't check process_include return value.
2343 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2345 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
2347 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2348 traversing basic block chain.
2349 (create_basic_block_structure, create_basic_block): Declaration changed.
2350 (link_block, unlink_block): Declare.
2351 * cfg.c (entry_exit_blocks): Initialize new fields.
2352 (link_block, unlink_block): New.
2353 (expunge_block_nocompact): Unlink basic block.
2354 (dump_flow_info): Print prev_bb/next_bb fields.
2355 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
2356 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
2357 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
2358 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2359 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
2360 (verify_flow_info): Check that list agrees with numbering.
2362 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
2364 * c-common.c (preprocessing_asm): New macro.
2365 * c-lex.h (builtin_define, builtin_assert): Use pfile.
2369 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
2370 (CPP_SPEC): Simplify.
2371 (TARGET_CPU_CPP_BUILTINS): Update.
2372 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
2373 (CPP_SPEC): Simplify.
2374 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
2375 (TARGET_OS_CPP_BUILTINS): Update.
2376 * osf.h (CPP_XFLOAT_SPEC): Kill.
2377 (TARGET_OS_CPP_BUILTINS): Update.
2378 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
2379 * osf5.h (CPP_XFLOAT_SPEC): Kill.
2380 * vms.h (CPP_SUBTARGET_SPEC): Kill.
2381 (TARGET_OS_CPP_BUILTINS): Update.
2383 2002-05-19 Richard Henderson <rth@redhat.com>
2385 * varasm.c (default_binds_local_p): Fix typo.
2387 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
2389 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
2390 CONST_INT operand to the correct mode after adding 1 to it.
2392 2002-05-19 Mark Mitchell <mark@codesourcery.com>
2394 * config.gcc (powerpc-wrs-windiss*): New target.
2396 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2398 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
2401 2002-05-18 Mark Mitchell <mark@codesourcery.com>
2403 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
2405 * config.in: Regenerated.
2406 * configure: Regenerated.
2408 2002-05-19 Richard Henderson <rth@redhat.com>
2410 * target-def.h (TARGET_BINDS_LOCAL_P): New.
2411 * target.h (struct gcc_target): Move boolean fields to the end.
2413 * varasm.c (default_binds_local_p): New.
2414 * output.h: Declare it.
2416 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
2417 * config/cris/cris.c (cris_encode_section_info): Likewise.
2418 * config/i386/i386.c (i386_encode_section_info): Likewise.
2419 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
2420 * config/sh/sh.c (sh_encode_section_info): Likewise.
2422 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
2423 (TARGET_BINDS_LOCAL_P): New.
2425 2002-05-19 Richard Henderson <rth@redhat.com>
2427 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
2428 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
2429 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
2431 * toplev.c (display_help): Kill -a -ax help.
2433 * config/1750a/1750a.h, config/alpha/alpha.h,
2434 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
2435 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
2436 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
2437 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
2439 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
2440 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
2442 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
2443 (ix86_output_function_block_profiler): Kill.
2444 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
2445 (m68hc11_function_block_profiler): Kill.
2446 * config/m68hc11/m68hc11-protos.h: Update.
2447 * config/m88k/m88k.c (output_block_profiler): Kill.
2448 (output_function_block_profiler): Kill.
2449 * config/m88k/m88k-protos.h: Update.
2451 2002-05-19 Richard Henderson <rth@redhat.com>
2453 * system.h (STRIP_NAME_ENCODING): Poison it.
2454 * output.h (STRIP_NAME_ENCODING): Remove.
2455 (default_strip_name_encoding): Declare.
2456 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
2457 * target.h (strip_name_encoding): New.
2458 * varasm.c (default_strip_name_encoding): New.
2460 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
2461 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
2462 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
2463 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
2464 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
2465 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
2466 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
2467 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
2468 config/v850/v850.h: Use the hook, not the macro.
2470 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2471 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
2472 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
2473 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
2474 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
2475 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
2476 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
2477 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
2478 config/v850/v850.c, config/v850/v850.h:
2479 Move STRIP_NAME_ENCODING to out-of-line function and add
2480 TARGET_STRIP_NAME_ENCODING.
2482 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
2483 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
2484 with TARGET_STRIP_NAME_ENCODING referencing existing function;
2485 make function static.
2487 * xcoffout.c: Include target.h
2488 * Makefile.in (xcoffout.o): Update.
2490 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
2491 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
2492 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
2493 reloc argument unused.
2494 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
2496 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
2497 STRIP_NAME_ENCODING docs.
2499 2002-05-19 Andreas Jaeger <aj@suse.de>
2501 * gengenrtl.c: Add prototype for excluded_rtx.
2503 * real.h: Add prototype for exact_real_truncate.
2505 2002-05-18 Richard Henderson <rth@redhat.com>
2507 * system.h (ENCODE_SECTION_INFO): Poison it.
2508 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
2509 * target.h (encode_section_info): New.
2510 * varasm.c (make_decl_rtl, output_constant_def): Use it.
2511 * hooks.c (hook_tree_int_void): New.
2512 * hooks.h: Declare it.
2514 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2515 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
2516 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
2517 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
2518 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
2519 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
2520 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
2521 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
2522 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2523 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2524 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
2525 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
2526 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
2527 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
2528 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
2529 referencing existing function. Make function static.
2531 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
2532 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
2533 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
2534 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
2535 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
2536 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
2537 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
2538 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
2539 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
2540 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
2541 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
2542 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
2543 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
2544 Move ENCODE_SECTION_INFO to out-of-line function and add
2545 TARGET_ENCODE_SECTION_INFO.
2547 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
2548 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2550 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
2552 (switch_to_section): Replace in_rdata case with in_readonly_data.
2554 * config/h8300/h8300.c (h8300_encode_label): Make static.
2555 * config/h8300/h8300-protos.h: Update.
2557 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
2558 from rs6000_encode_section_info; make static.
2559 (rs6000_xcoff_encode_section_info): New.
2561 * config/v850/v850.c (v850_encode_data_area): Make static.
2562 * config/v850/v850-protos.h: Update.
2564 * config/vax/vax.c: Include flags.h.
2565 (vms_select_section): Fix typo.
2567 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
2568 ENCODE_SECTION_INFO docs.
2570 2002-05-18 Richard Henderson <rth@redhat.com>
2572 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
2573 REGISTER_TARGET_PRAGMAS.
2574 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
2576 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
2578 2002-05-18 Richard Henderson <rth@redhat.com>
2580 * system.h (SELECT_RTX_SECTION): Poison.
2581 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
2582 * target.h (select_rtx_section): New.
2583 * varasm.c (output_constant_pool): Use it.
2584 (default_select_rtx_section, default_elf_select_rtx_section): New.
2585 * output.h: Declare them.
2587 * config/darwin.h (SELECT_RTX_SECTION): Move ...
2588 * config/darwin.c (machopic_select_rtx_section): ... here.
2589 * config/darwin-protos.h: Update.
2591 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
2592 * config/nextstep.c (machopic_select_rtx_section): ... here.
2593 (nextstep_select_section): Rename variable to avoid macro clash.
2594 * config/nextstep-protos.h: Update.
2596 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
2597 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
2598 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
2599 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
2600 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
2601 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
2602 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
2603 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
2604 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
2605 (SELECT_RTX_SECTION): Remove.
2607 * config/darwin.h, config/elfos.h, config/nextstep.h,
2608 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
2609 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
2610 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
2611 config/sparc/lynx.h, config/xtensa/xtensa.c
2612 (TARGET_ASM_SELECT_RTX_SECTION): New.
2614 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
2615 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
2616 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
2617 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
2618 (ia64_aix_select_rtx_section): New.
2619 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
2621 * config/mips/mips.c (mips_select_rtx_section): Make static.
2622 Support ELF SHF_MERGE features.
2623 * config/mips/mips-protos.h: Update.
2624 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
2625 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
2626 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
2627 make static, fall back to default_elf_select_rtx_section.
2628 * config/rs6000/rs6000-protos.h: Update.
2629 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
2630 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
2631 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
2632 * config/romp/romp.c (romp_select_rtx_section): New.
2633 * config/s390/s390.c (s390_select_rtx_section): New.
2634 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
2635 declarations before target macro definition.
2636 (xtensa_emit_call): Use static buffer.
2637 (xtensa_select_rtx_section): New.
2638 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
2639 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
2640 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
2642 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
2643 SELECT_RTX_SECTION docs.
2645 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
2647 * i386.md (movsi/movdi): Fix template.
2648 (sse2 patterns): Set attributes consistently.
2650 * i386.md (pushqi2, ashrqi_*): Fix constraint.
2652 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
2654 * optabs.c (complex_part_zero_p): New.
2655 * (expand_cmplxdiv_straight): Use it.
2656 * (expand_cmplxdiv_wide): Ditto.
2657 * (expand_binop): Ditto.
2659 2002-05-18 Richard Henderson <rth@redhat.com>
2661 * final.c (HAVE_READONLY_DATA_SECTION): New.
2662 (shorten_branches): Use it instead of ifdefs.
2663 * varasm.c (enum in_section): Add in_readonly_data.
2664 (text_section, data_section): Tidy.
2665 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
2667 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
2668 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
2669 (READONLY_DATA_SECTION): Don't undef.
2671 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
2672 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
2673 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
2675 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
2676 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
2677 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
2678 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
2680 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
2681 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
2682 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2683 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
2684 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
2685 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
2686 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
2687 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
2688 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
2690 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
2691 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
2692 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
2693 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
2694 config/pa/pa64-hpux.h, config/sparc/litecoff.h
2695 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
2697 * config/elfos.h, config/netware.h, config/svr3.h,
2698 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2699 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2700 config/h8300/h8300.h, config/i386/i386-interix.h,
2701 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2702 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
2704 * config/elfos.h, config/netware.h, config/svr3.h,
2705 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2706 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
2707 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2708 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
2710 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
2711 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
2712 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
2713 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
2714 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
2715 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
2716 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
2717 config/rs6000/sysv4.h, config/v850/v850.h
2718 (EXTRA_SECTIONS): Remove in_const/in_rdata.
2719 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
2721 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
2722 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
2723 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
2724 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
2725 * config/alpha/alpha.c (alpha_start_function): Likewise.
2726 (alpha_write_linkage): Likewise.
2727 * config/m32r/m32r.c (m32r_select_section): Likewise.
2728 * config/m88k/m88k.c (m88k_select_section): Likewise.
2729 * config/mips/mips.c (mips_select_rtx_section): Likewise.
2730 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
2731 (rs6000_elf_select_section): Likewise.
2732 * config/v850/v850.c (v850_select_section): Likewise.
2734 * config/1750a/1750a.h, config/i860/sysv3.h
2735 (READONLY_DATA_SECTION_ASM_OP): New.
2736 READONLY_DATA_SECTION_ASM_OP.
2737 * config/i386/interix.c, config/i386/winnt.c
2738 (i386_pe_unique_section): Always use .rdata prefix.
2739 * config/pa/som.h (readonly_data): Always switch to read-only section.
2740 (READONLY_DATA_SECTION): Predicate on flag_pic.
2741 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
2742 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
2743 (READONLY_DATA_SECTION): Update.
2745 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
2747 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
2748 is used without -Wformat.
2749 * c-common.h (warn_format_zero_length): Declare extern.
2750 * c-decl.c (warn_options): Add "format-zero-length".
2751 * c-format.c (warn_format_zero_length): Declare.
2752 (set_Wformat): Set warn_format_zero_length for -Wformat.
2753 (check_format_info): Only warn about zero-length formats if
2754 warn_format_zero_length is true. Include the format type
2755 name in the warning message.
2756 * doc/invoke.texi: Document -Wformat-zero-length.
2757 * testsuite/gcc.dg/format/zero-length-1.c: New test.
2759 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
2761 * timevar.c: Fix formatting.
2762 * tlink.c: Likewise.
2763 * toplev.c: Likewise.
2764 * tree-dump.c: Likewise.
2765 * tree-inline.c: Likewise.
2767 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2769 * cppinit.c (cpp_post_options): If preprocessed, turn off
2770 traditional. If traditional, turn off column numbers.
2771 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
2772 * cpptrad.c (handle_newline): Update line_base.
2773 (skip_comment): Handle -Wcomment.
2775 2002-05-17 Zack Weinberg <zack@codesourcery.com>
2777 * cppinit.c (struct builtin): Remove unused fields.
2778 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
2779 (operator_array): New - was second half of builtin_array.
2780 (init_builtins): Simplify loop over builtin_array/operator_array.
2782 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2784 * defaults.h (UNIQUE_SECTION): Remove.
2785 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
2787 2002-05-17 Richard Henderson <rth@redhat.com>
2789 * expr.c (init_expr_once): Don't use start/end_sequence.
2790 Use rtx_alloc instead of emit_insn.
2791 * toplev.c (lang_dependent_init): Run init_expr_once here ...
2792 (lang_independent_init): ... not here.
2794 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
2796 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
2798 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
2800 * config/avr/avr.c (avr_regs_to_save): New function. Also check
2801 for fixed registers, possibly used for global register variables.
2802 (initial_elimination_offset, avr_output_function_prologue,
2803 avr_output_function_epilogue): Move common code to avr_regs_to_save.
2805 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2807 * Makefile.in: Update for cpptrad.c.
2808 * cpphash.h (struct cpp_buffer): New members for buffer
2810 (struct cpp_reader): New members for traditional output.
2811 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
2812 * cppinit.c (cpp_create_reader): Set trad_line.
2813 (cpp_destroy): Free trad_out_base if used.
2814 (cpp_read_main_file): Overlay an empty buffer if traditional.
2815 (cpp_finish_options): Don't do builtins.
2816 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
2817 (cpp_handle_option): Handle it.
2818 * cpplex.c (continue_after_nul): New.
2819 (_cpp_lex_direct): Use handle_nul.
2820 * cpplib.h (struct cpp_options): New traditional option.
2821 * cpptrad.c: New file.
2823 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2825 * c-common.c (c_common_init_options): Use C89 for Objective-C,
2826 and set the options flag.
2827 * cppinit.c (lang_flags): Remove objc.
2828 (lang_defaults): Remove OBJC and OBJCXX.
2830 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
2831 (cpp_handle_option): Remove -+ and -lang-objc++.
2832 For ObjC, just set a flag.
2833 (print_help): Update.
2834 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
2836 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2838 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
2839 bootstrap with -mips3.
2841 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
2843 * final.c: Fix formatting.
2844 * fix-header.c: Likewise.
2846 * fold-const.c: Likewise.
2847 * function.c: Likewise.
2849 2002-05-17 David S. Miller <davem@redhat.com>
2851 PR c/6689, PR optimization/6615
2852 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
2853 and make it a pointer to rtx. Update comments.
2854 (update_equiv_regs): When scanning for equivalences, record
2855 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
2856 it while making the equiv replacements.
2858 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2860 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
2862 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
2864 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
2865 when encoding visibility into SYMBOL_REF_FLAG.
2867 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
2869 * expr.c (force_operand): Fix reversed move.
2871 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
2873 * doc/install.texi (Testing): Mention two common DejaGnu warnings
2874 that can be ignored.
2876 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2878 * doc/install.texi (Final install): Recommend to install into a
2879 "clean" target directory.
2881 2002-05-17 Richard Henderson <rth@redhat.com>
2883 * config/ia64/ia64.md: Use braced strings instead of quoted strings
2884 for code blocks. Tidy whitespace.
2886 2002-05-17 Richard Henderson <rth@redhat.com>
2888 * hooks.c (hook_tree_bool_false): New.
2889 * hooks.h: Declare it.
2890 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
2891 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
2892 * target.h (select_section, unique_section): New.
2893 (in_small_data_p): New.
2894 * varasm.c (resolve_unique_section): Use hooks instead of macros.
2895 (variable_section, output_constant_def_contents): Likewise.
2896 (default_select_section, default_unique_section): New.
2897 (categorize_decl_for_section, default_elf_select_section): New.
2898 * output.h: Declare them.
2900 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
2901 (TARGET_ASM_SELECT_SECTION): New.
2902 (SELECT_SECTION): Move ...
2903 * config/darwin.c (machopic_select_section): ... here.
2904 * config/darwin-protos.h: Update.
2906 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
2907 (SELECT_SECTION): Move ...
2908 * config/nextstep.c (nextstep_select_section): ... here.
2909 * config/nextstep-protos.h: Update.
2911 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
2912 (TARGET_ASM_SELECT_SECTION): New.
2913 * config/svr3.h (SELECT_SECTION): Remove.
2915 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
2916 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
2917 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
2918 (alpha_encode_section_info): Use it.
2919 * config/alpha/alpha-protos.h: Update.
2920 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
2921 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2922 (TARGET_ASM_SELECT_SECTION): New.
2923 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
2925 * config/arm/pe.h (UNIQUE_SECTION): Remove.
2926 (TARGET_ASM_UNIQUE_SECTION): New.
2928 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
2929 (avr_unique_section): Rename from unique_section; make static.
2930 * config/avr/avr-protos.h: Update.
2931 * config/avr/avr.h (UNIQUE_SECTION): Remove.
2933 * config/c4x/c4x.h (SELECT_SECTION): Remove.
2935 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
2936 (TARGET_ASM_UNIQUE_SECTION): New.
2937 * config/i386/i386-interix.h: Likewise.
2938 * config/i386/win32.h: Likewise.
2939 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
2940 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
2941 * config/i386/sco5.h (SELECT_SECTION): Remove.
2942 (TARGET_ASM_SELECT_SECTION): New.
2943 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
2945 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
2946 instead of SELECT_SECTION.
2947 * config/m68k/dpx2.h: Likewise.
2948 * config/rs6000/lynx.h: Likewise.
2950 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2951 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2952 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
2953 (ia64_in_small_data_p): New.
2954 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
2955 (ia64_aix_select_section, ia64_aix_unique_section): New.
2956 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
2957 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2959 * config/m32r/m32r.h (SELECT_SECTION): Remove.
2960 (TARGET_ASM_SELECT_SECTION): New.
2961 * config/m32r/m32r.c (m32r_select_section): Take align argument.
2962 * config/m32r/m32r-protos.h: Update.
2964 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
2965 (SELECT_SECTION): Move ...
2966 * config/m88k/m88k.c (m88k_select_section): ... here.
2968 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
2969 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
2970 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
2971 (mcore_unique_section): Make static.
2972 * config/mcore/mcore-protos.h: Update.
2974 * config/mips/elf.h (UNIQUE_SECTION): Remove.
2975 (TARGET_ASM_UNIQUE_SECTION): New.
2976 * config/mips/elf64.h: Likewise.
2977 * config/mips/iris6gld.h: Likewise.
2978 * config/mips/linux.h: Likewise.
2979 * config/mips/mips-protos.h: Update.
2980 * config/mips/mips.c (mips_select_section): Add align argument.
2981 * config/mips/mips.h (SELECT_SECTION): Remove.
2982 (TARGET_ASM_SELECT_SECTION): New.
2984 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2985 * config/mmix/mmix.c (mmix_select_section): Remove.
2986 (mmix_unique_section): Remove.
2987 * config/mmix/mmix-protos.h: Update.
2989 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
2990 (SELECT_SECTION): Move ...
2991 * config/pa/pa.c (pa_select_section): ... here.
2992 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
2994 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
2995 from rs6000_select_section and make static.
2996 (rs6000_elf_unique_section): Similarly.
2997 (rs6000_xcoff_select_section): From xcoff.h.
2998 (rs6000_xcoff_unique_section): Likewise.
2999 * config/rs6000/rs6000-protos.h: Update.
3000 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
3001 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
3002 * config/rs6000/xcoff.h: Likewise.
3004 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
3005 (SELECT_SECTION): Move ...
3006 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
3008 * config/v850/v850.h (SELECT_SECTION): Move ...
3009 * config/v850/v850.c (v850_select_section): ... here.
3010 (TARGET_ASM_SELECT_SECTION): New.
3012 * config/vax/vms.h (SELECT_SECTION): Move ...
3013 * config/vax/vax.c (vms_select_section): ... here.
3014 (TARGET_ASM_SELECT_SECTION): New.
3016 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
3017 for the target hooks.
3019 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
3021 * config/arm/arm.c (emit_multi_reg_push): Do not set
3022 RTX_FRAME_RELATED_P on the SEQUENCE.
3024 2002-05-16 Richard Henderson <rth@redhat.com>
3026 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
3027 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
3029 2002-05-16 Richard Henderson <rth@redhat.com>
3031 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
3033 * config/ia64/ia64.c (saveable_obstack): Do not declare.
3035 2002-05-16 Richard Henderson <rth@redhat.com>
3037 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
3038 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
3039 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
3040 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
3041 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
3042 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
3043 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
3044 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
3045 Revert "Basic block renumbering removal", and two followup patches.
3047 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
3049 * lcm.c (optimize_mode_switching): Revert previous change.
3051 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3053 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
3054 with only extant block numbers.
3056 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
3058 * lcm.c (optimize_mode_switching): Fix typo.
3060 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3062 * flow.c (calculate_global_regs_live): Queue blocks in program order.
3064 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3066 * doc/install.texi (Configuration): Document PWDCMD.
3068 2002-05-16 Dale Johannesen <dalej@apple.com>
3070 * combine.c (cant_combine_insn_p): Reenable combinations
3071 involving hard regs unless CLASS_LIKELY_SPILLED_P.
3073 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3075 * c-common.c (cb_register_builtins): Handle more built-ins
3076 here rather than in gcc.c specs.
3077 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
3078 (cpp_options): Pass -O flags even when only preprocessing.
3079 * toplev.c (set_fast_math_flags): New prototype.
3080 (fast_math_flags_set_p): New.
3081 (set_no_fast_math_flags): Remove.
3082 (decode_f_option): Update.
3083 * toplev.h (set_fast_math_flags): Update.
3084 (fast_math_flags_set_p): New.
3085 (set_no_fast_math_flags): Remove.
3087 * c4x/c4x.c (c4x_override_options): Update.
3089 2002-05-16 Zack Weinberg <zack@codesourcery.com>
3091 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
3092 Default-define here.
3093 (builtin_define_with_value): Can now wrap the expansion in
3094 quotation marks if such is wanted.
3095 (cb_register_builtins): Update calls to builtin_define_with_value.
3096 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
3098 (c_common_init): Set options->stdc_0_in_system_headers.
3099 * c-lex.h: Update prototype of builtin_define_with_value.
3100 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
3101 and REGISTER_PREFIX.
3103 * cppinit.c (VERS, ULP, C, X): Kill.
3104 (builtin_array): Remove entries for __VERSION__,
3105 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
3106 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
3108 (init_builtins): Kill off a bunch of now-dead code.
3109 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
3110 -fno-leading-underscore.
3111 (cpp_handle_option): Remove code to set user_label_prefix.
3112 (cpp_post_options): Likewise.
3114 * cpplib.h (struct cpp_options): Remove user_label_prefix.
3115 (stdc_0_in_system_headers): New.
3116 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
3117 stdc_0_in_system_headers) too to decide the value of __STDC__.
3119 * tradcpp.c (user_label_prefix): Kill.
3120 (main): Remove code handling -f(no-)leading-underscore.
3121 (initialize_builtins): Don't define __REGISTER_PREFIX__
3122 or __USER_LABEL_PREFIX__.
3123 (install_value): Wrap compound statement in dummy loop so the
3124 macro works properly in an if statement.
3127 2002-05-16 Janis Johnson <janis187@us.ibm.com>
3129 * loop.h (struct loop_info): Add member has_prefetch.
3130 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
3131 (prescan_loop): Initialize has_prefetch.
3132 (struct prefetch_info): Change prefetch_in_loop and
3133 prefetch_before_loop from bit fields to ints.
3134 (emit_prefetch_instructions): Several small fixes.
3135 (check_dbra_loop): Don't reverse loop that uses prefetch.
3137 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3139 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
3140 * configure.in: Likewise.
3141 * fixinc/check.tpl: Likewise.
3142 * fixinc/fixinc.dgux: Likewise.
3143 * fixinc/fixinc.svr4: Likewise.
3144 * fixinc/fixinc.winnt: Likewise.
3145 * fixinc/fixincl.sh: Likewise.
3146 * fixproto: Likewise.
3147 * configure: Regenerate.
3149 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3151 Basic block renumbering removal:
3152 * basic_block.h (struct basic_block_def): Renamed index to sindex,
3153 added prev_bb and next_bb fields.
3154 (n_basic_blocks): Renamed to num_basic_blocks.
3155 (last_basic_block): New, index of last basic block.
3156 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
3157 traversing basic block chain.
3158 (BLOCK_NUM): index -> sindex.
3159 (create_basic_block_structure, create_basic_block): Declaration changed.
3160 (debug_num2bb): Declare.
3161 (expunge_block_nocompact): Declaration removed.
3162 (link_block, unlink_block, compact_blocks): Declare.
3163 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
3164 * cfg.c (entry_exit_blocks): Initialize new fields.
3165 (clear_edges, alloc_block, expunge_block, cached_make_edge,
3166 redirect_edge_pred, dump_flow_info, dump_edge_info,
3167 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
3168 free_aux_for_edges): Modified.
3169 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
3170 (expunge_block_nocompact): Removed.
3171 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
3172 find_unreachable_blocks, create_edge_list, print_edge_list,
3173 verify_edge_list, flow_edge_list_print, remove_fake_successors,
3174 remove_fake_edges, flow_reverse_top_sort_order_compute,
3175 flow_depth_first_order_compute, flow_preorder_transversal_compute,
3176 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
3177 flow_dfs_compute_reverse_execute): Modified.
3178 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
3179 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
3181 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3182 merge_blocks_move_predecessor_nojumps,
3183 merge_blocks_move_successor_nojumps, merge_blocks,
3184 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
3185 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
3186 * cfglayout.c (skip_insns_after_block, label_for_bb,
3187 record_effective_endpoints, scope_to_insns_finalize,
3188 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
3189 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
3190 cfg_layout_duplicate_bb): Modified.
3191 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
3192 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3193 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
3194 flow_loops_find, flow_loop_outside_edge_p): Modified.
3195 * cfgrtl.c (create_basic_block_structure, create_basic_block,
3196 flow_delete_block, compute_bb_for_insn, split_block,
3197 try_redirect_by_replacing_jump, redirect_edge_and_branch,
3198 force_nonfallthru_and_redirect, tidy_fallthru_edge,
3199 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
3200 commit_edge_insertions, commit_edge_insertions_watch_calls,
3201 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3202 purge_all_dead_edges): Modified.
3203 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
3204 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
3205 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
3207 * conflict.c (conflict_graph_compute): Modified.
3208 * df.c (FOR_ALL_BBS): Removed.
3209 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
3210 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
3211 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
3212 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
3213 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
3214 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
3215 * final.c (compute_alignments, final_scan_insn): Modified.
3216 * flow.c (verify_local_live_at_start, update_life_info,
3217 update_life_info_in_dirty_blocks, free_basic_block_vars,
3218 delete_noop_moves, calculate_global_regs_live,
3219 initialize_uninitialized_subregs, allocate_bb_life_data,
3220 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
3221 mark_used_reg, count_or_remove_death_notes): Modified.
3222 * function.c (thread_prologue_and_epilogue_insns): Modified.
3223 * gcse.c (struct null_pointer_info): Change typo of current_block
3225 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
3226 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
3227 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
3228 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
3229 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
3230 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
3231 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
3232 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
3233 pre_delete, one_pre_gcse_pass, compute_transpout,
3234 invalidate_nonnull_info, delete_null_pointer_checks_1,
3235 free_code_hoist_mem, compute_code_hoist_vbeinout,
3236 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
3237 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
3238 compute_store_table, build_store_vectors, insert_insn_start_bb,
3239 insert_store, replace_store_insn, free_store_memory, store_motion):
3241 * global.c (global_alloc, global_conflicts, mark_elimination,
3242 build_insn_chain): Modified.
3243 * graph.c (print_rtl_graph_with_bb): Modified.
3244 * haifa-sched.c (sched_init): Modified.
3245 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
3246 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
3247 if_convert): Modified.
3248 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
3249 compute_insert_delete, pre_edge_lcm, compute_available,
3250 compute_farthest, compute_nearerout, compute_rev_insert_delete,
3251 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
3253 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
3254 * loop.c (loop_dump_aux): Modified.
3255 * predict.c (combine_predictions_for_insn, estimate_probability,
3256 last_basic_block_p, process_note_prediction, process_note_predictions,
3257 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
3258 expensive_function_p, estimate_bb_frequencies,
3259 compute_function_frequency): Modified.
3260 * print-rtl.c (print_rtx): Modified.
3261 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
3262 get_exec_counts, compute_branch_probabilities, compute_checksum,
3263 branch_prob, find_spanning_tree): Modified.
3264 * recog.c (split_all_insns, peephole2_optimize): Modified.
3265 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
3266 convert_regs_1, convert_regs_2, convert_regs): Modified.
3267 * regclass.c (scan_one_insn, regclass): Modified.
3268 * regmove.c (mark_flags_life_zones, regmove_optimize,
3269 combine_stack_adjustments): Modified.
3270 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
3271 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
3272 * reorg.c (dbr_schedule): Modified.
3273 * resource.c (find_basic_block, init_resource_info): Modified.
3274 * sbitmap.c (sbitmap_intersection_of_succs,
3275 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3276 sbitmap_union_of_preds): Modified.
3277 * sched-deps.c (init_dependency_caches): Modified.
3278 * sched-ebb.c (schedule_ebbs): Modified.
3279 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
3280 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
3281 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
3282 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
3283 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
3284 ssa_const_prop): Modified.
3285 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
3286 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
3287 * ssa.c (remove_phi_alternative, find_evaluations,
3288 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
3289 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
3290 make_regs_equivalent_over_bad_edges,
3291 make_equivalent_phi_alternatives_equival,
3292 compute_conservative_reg_partition,
3293 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
3294 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
3297 2002-05-16 Mark Mitchell <mark@codesourcery.com>
3299 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
3301 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
3303 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
3304 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3305 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
3306 calling CONSTANT_POOL_ADDRESS_P.
3307 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
3308 to decide whether to define __arm__ or __thumb.
3309 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
3310 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3312 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3314 * config/arc/arc.h (CPP_PREDEFINES): Remove.
3316 (TARGET_CPU_CPP_BUILTINS): New.
3318 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3320 * cpphash.h (cpp_macro): Move here, and make expansion a union.
3321 * cppmacro.c (cpp_macro): Remove.
3322 (enter_macro_context, replace_args, warn_of_redefinition,
3323 _cpp_create_definition, cpp_macro_definition): Update.
3325 2002-05-16 Jason Merrill <jason@redhat.com>
3327 * config/mips/mips.c (mips_output_external): Don't do sdata
3328 optimization for a variable with DECL_COMDAT set.
3330 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3332 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
3333 Cleanups for accepting modifiers on pointers.
3334 Fix predicate typos.
3335 Allow long pointers as well as int pointers.
3337 2002-05-15 Richard Henderson <rth@redhat.com>
3339 * varasm.c (merge_weak): Remove special case for extern and common.
3341 2002-05-15 Matt Hiller <hiller@redhat.com>
3343 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
3345 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
3346 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
3347 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
3348 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
3349 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
3350 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
3352 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3354 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
3356 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3358 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
3359 ("altivec_mfvscr"): Read from VSCR.
3361 Add vscr sets for the following insns: altivec_vctuxs,
3362 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
3363 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
3364 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
3365 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
3366 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
3367 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
3368 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
3369 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
3370 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
3371 altivec_vsum2sws, altivec_vsumsws.
3373 * config/rs6000/rs6000.h: Add VSCR fixed register.
3374 (CALL_REALLY_USED_REGISTERS): Add vscr.
3375 (CALL_USED_REGISTERS): Same.
3376 (FIXED_REGISTERS): Same.
3377 (REG_ALLOC_ORDER): Same.
3378 (reg_class): Add VSCR_REGS.
3379 (REG_CLASS_NAMES): Same.
3380 (REG_CLASS_CONTENTS): Same.
3382 (REGISTER_NAMES): Add vscr.
3383 (DEBUG_REGISTER_NAMES): Same.
3384 (ADDITIONAL_REGISTER_NAMES): Same.
3385 (FIRST_PSEUDO_REGISTER): Increment.
3386 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
3388 2002-05-15 Jakub Jelinek <jakub@redhat.com>
3390 * fold-const.c (fold): Fix a typo.
3392 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
3394 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
3395 comparison against the highest or lowest integer value before
3396 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
3397 transformation and that of an unsigned comparison against 0
3400 2002-05-15 Richard Henderson <rth@redhat.com>
3402 * varasm.c (merge_weak): Error for any weakening after definition.
3403 Adjust weakening after use warning to catch more cases.
3404 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
3405 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
3407 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
3409 * invoke.texi (-malign-double): Re-add lost warning.
3411 * i386-protos.h (x86_output_mi_thunk): Declare.
3412 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
3413 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
3415 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
3416 when flag_asynchronous_unwind_tables is set.
3418 * flags.h (flag_reorder_functions): Declare.
3419 * function.c (prepare_function_start): Initialize frequnecy.
3420 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
3421 * Makefile.in (predict.o): Add dependency on target.h and params.h
3422 * defaults.h (HOT_TEXT_SECTION_NAME,
3423 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
3424 * predict.c (choose_function_section): New function.
3425 (estimate_bb_frequencies): Use it.
3426 * toplev.c (flag_reorder_functions): New global variable.
3427 (lang_independent_options): New.
3428 (parse_options_and_default_flags): Set.
3429 * varasm.c (assemble_start_function): Bypass functdion alignment
3430 for never executed functions.
3431 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
3432 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
3433 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3436 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
3438 * predict.c: Inlude profile.h
3439 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
3440 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
3441 Use the information about maximal counter in the program.
3443 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
3445 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
3446 probably_never_executed_bb_p): New functions.
3447 * cfgcleanup.c (outgoing_edges_match): Use them.
3448 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
3449 (maybe_hot_bb_p, probably_cold_bb_p,
3450 probably_never_executed_bb_p): New functions.
3452 * function.h (function): Add new field function_frequency.
3453 * predict.c (compute_function_frequency): New function.
3454 (estimate_probability): Call it.
3456 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3458 PR optimization/5172, optimization/5200
3459 * gcse.c (gcse_main): Disable store_motion.
3461 2002-05-14 Zack Weinberg <zack@codesourcery.com>
3463 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
3464 (c_common_nodes_and_builtins): Use it.
3465 (builtin_define_with_value): New function.
3466 (cb_register_builtins): Define __SIZE_TYPE__,
3467 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
3468 using builtin_define_with_value. Use consistent notation when
3469 defining __GXX_WEAK__.
3470 (WCHAR_TYPE_SIZE): Don't redefine.
3471 (combine_strings): Don't use WCHAR_TYPE_SIZE.
3473 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
3474 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
3475 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
3476 * tradcpp.c (initialize_builtins): Likewise.
3477 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
3479 * c-lex.h (builtin_define_with_value): Prototype.
3480 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
3481 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
3482 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
3484 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
3485 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
3486 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
3487 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
3488 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
3489 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
3490 config/sparc/sol2-bi.h, config/sparc/sparc.h:
3491 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
3492 to __SIZE_TYPE__ etc from all spec strings. When this makes
3493 extra specs empty, delete them.
3495 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3497 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
3498 for PA8000 or generating dwarf2 call frame information.
3499 (output_call): Remove DO_FRAME_NOTES check from return pointer
3501 (following_call): Return 0 when scheduling for PA8000 or generating
3502 dwarf2 call frame information. Revise comment.
3504 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3507 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
3508 and __IEEE_FP_INEXACT as appropriate.
3509 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
3510 (CPP_SPEC): Remove ieee defines.
3511 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
3513 2002-05-14 Richard Henderson <rth@redhat.com>
3515 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
3516 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
3518 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3520 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
3522 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
3523 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
3524 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
3525 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
3526 (EXTRA_SPECS): Update.
3527 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
3528 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
3529 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
3530 define TARGET_OS_CPP_BUILTINS if necessary.
3532 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3534 * gcc.c (cpp_options): Must pass -m* and -f* options
3535 to the front end even when only preprocessing.
3536 (cc1_options): Remove redundant -lang-c.
3537 * tradcpp.c (main): Ignore -m options.
3539 * lang-specs.h: Similarly.
3541 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
3543 * genautomata.c (transform_3): Add code for transformation
3544 `(A,B,...)+C -> A+C,B,...'.
3546 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
3548 * final.c (end_final): Do not output profile_arcs constructor, when
3549 no functions are instrumented.
3551 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
3553 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
3555 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3557 * doc/install.texi: Remove special markup originally required for
3558 HTML generation with texi2html.
3560 2002-05-14 Andreas Schwab <schwab@suse.de>
3562 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
3564 (UNIQUE_SECTION): Define to get small data correctly.
3566 * varasm.c (resolve_unique_section): Add third parameter
3567 flag_function_or_data_sections and use it instead of
3568 flag_function_sections.
3569 (assemble_start_function): Pass flag_function_sections.
3570 (asm_emit_uninitialised): Pass flag_data_sections.
3571 (assemble_variable): Likewise.
3573 2002-05-14 Richard Henderson <rth@redhat.com>
3575 * config/i386/i386.md: Use define_constants for unspec numbers.
3576 * config/i386/i386.c: Likewise.
3578 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3580 * doc/contrib.texi: Update my entry.
3582 2002-05-13 Mark Mitchell <mark@codesourcery.com>
3584 * fixinc/inclhack.def (winidss_valist): Limit applicability.
3585 * fixinc/fixincl.x: Regenerated.
3586 * fixinc/tests/base/math.h: Update.
3587 * fixinc/tests/base/testing.h: Likewise.
3589 2002-05-13 Zack Weinberg <zack@codesourcery.com>
3591 * genattr.c (gen_attr): Don't emit a comma after the last
3594 2002-05-13 Richard Henderson <rth@redhat.com>
3596 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
3598 * recog.c (peephole2_optimize): Likewise.
3600 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
3602 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
3605 2002-05-13 Jeffrey A Law (law@redhat.com)
3607 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
3608 Update prototype and callers.
3609 (propagate_one_insn): Stack pointer adjustments kill MEMs on
3610 the mem_set_list which reference the stack pointer, as do
3611 calls to constant functions as they may clobber outgoing
3614 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
3616 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
3617 (ia32_multipass_dfa_lookahead): New function.
3619 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3621 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
3622 (translate_options): Remove 'V'.
3623 (process_command): Similarly.
3625 * invoke.texi: Remove documentation of 'V'.
3627 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
3629 * config/s390/linux.h: Revert 2002-04-22 changes.
3631 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
3633 * config/fr30/fr30.md: Only allow splits of immediate loads
3634 if the destination is a register.
3636 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3638 * Makefile.in (c-common.o, cppinit.o): Update.
3639 * c-common.c: Include except.h.
3640 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
3641 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
3642 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
3643 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
3644 CPP_PREDEFINES): Handle here.
3646 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
3647 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
3648 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
3649 TARGET_OS_CPP_BUILTINS.
3650 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
3651 (CPP_SPEC, EXTRA_SPECS): Update.
3652 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
3653 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
3654 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
3655 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
3656 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
3658 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
3659 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
3661 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3663 * emit-rtl.c (global_rtl): Update comment.
3664 (const_double_htab, const_double_htab_hash,
3665 const_double_htab_hash, lookup_const_double): New.
3666 (const_int_htab_hash, const_int_htab_eq): Remove const
3667 qualifiers, which cause tons of warnings with RTL checking on.
3668 (gen_rtx_CONST_DOUBLE): Deleted.
3669 (const_double_from_real_value): New function - bears some
3670 resemblance to the former immed_real_const_1.
3671 (immed_double_const): Moved here from varasm.c and
3673 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
3674 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
3675 (gen_rtx): Use immed_double_const.
3676 (init_emit_once): Initialize the const_double_htab. Use
3677 REAL_VALUE_FROM_INT where possible. Can now use
3678 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
3679 * varasm.c (struct varasm_status): Remove x_const_double_chain.
3680 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
3681 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
3682 (init_varasm_status, mark_varasm_status): Don't touch
3683 x_const_double_chain.
3685 * output.h: Delete prototype for clear_const_double_mem.
3686 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
3687 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
3688 const_double_from_real_value, not immed_real_const_1, and use
3689 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
3691 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
3692 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
3693 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
3694 (gen_rtx_REG): Second arg is unsigned.
3696 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
3697 (excluded_rtx): New, return true for CONST_DOUBLE.
3698 (genmacro): Write nothing for excluded codes.
3699 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
3700 * expr.c (expand_expr): Likewise.
3701 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
3703 * toplev.c (rest_of_compilation): Don't call
3704 clear_const_double_mem.
3706 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
3707 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
3708 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
3709 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
3710 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
3711 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
3712 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
3713 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
3715 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3717 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
3719 2002-05-12 Tom Tromey <tromey@redhat.com>
3721 * tree.h (copy_node): Don't mention TREE_PERMANENT.
3723 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3725 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
3726 (scan_comma_elt): New function. Accepts whitespace in comma lists.
3727 * gensupport.h: Prototype new routines.
3728 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
3730 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
3731 (next_comma_elt): Use scan_comma_elt.
3733 * config/i386/i386.md: Use new attribute notation to break up
3734 long lines in define_attr forms.
3736 2002-05-12 Richard Henderson <rth@redhat.com>
3738 * expr.c (compress_float_constant): New.
3739 (emit_move_insn): Use it.
3740 (float_extend_from_mem): New.
3741 (init_expr_once): Initialize it.
3742 * real.c (exact_real_truncate): New.
3744 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
3745 dropped into memory; penalize for size.
3746 (RTX_COSTS): FLOAT_EXTEND is free.
3747 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
3748 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
3750 2002-05-12 Richard Henderson <rth@redhat.com>
3752 * profile.h (profile_info): Add missing extern to declaration.
3753 * profile.c (profile_info): Define it.
3755 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3757 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
3758 used for DImode and TImode.
3760 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3762 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
3765 2002-05-11 Zack Weinberg <zack@codesourcery.com>
3767 * config/rs6000/rs6000.c (rs6000_default_long_calls,
3768 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
3769 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
3770 (rs6000_override_options): Handle -m(no-)longcall.
3771 (init_cumulative_args, output_mi_thunk): Check for both
3772 longcall and shortcall attributes on the function.
3773 (rs6000_attribute_table): Add "shortcall".
3774 (rs6000_handle_longcall_attribute): Update comment.
3775 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
3776 altivec_expand_ternop_builtin): Add default clauses to switches
3777 to silence warnings.
3779 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
3780 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
3781 (TARGET_OPTIONS): Add longcall and no-longcall.
3783 * config/rs6000/rs6000.md (call_nonlocal_sysv,
3784 call_value_nonlocal_sysv): Split by alternatives. One pair
3785 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
3786 the call cookie. The other pair accepts only LR/CTR and has
3789 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
3790 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
3792 * config/rs6000/rs6000-c.c: New file.
3793 * config/rs6000/t-rs6000-c-rule: New file.
3794 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
3795 Prototype rs6000_pragma_longcall.
3797 * doc/extend.texi: Document shortcall attribute.
3798 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
3800 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3802 * reorg.c (dbr_schedule): Remove unnecessary test.
3804 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3806 * i386.md (testsi to testqi spliters): New.
3808 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
3810 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
3812 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
3814 * basic-block.h: New flag EDGE_CAN_FALLTHRU
3815 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
3816 that can be made fallthru.
3818 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
3820 * cfglayout.c (cleanup_unconditional_jumps): New static function.
3821 (cfg_layout_initialize): Use it.
3823 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
3825 * config/avr/avr.c (avr_mcu_types): Update supported devices.
3826 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3827 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3829 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
3831 * dbxout.c: Fix formatting.
3832 * dependence.c: Likewise.
3834 * diagnostic.c: Likewise.
3835 * doloop.c: Likewise.
3836 * dominance.c: Likewise.
3837 * doschk.c: Likewise.
3838 * dwarf2asm.c: Likewise.
3839 * dwarf2out.c: Likewise.
3840 * dwarfout.c: Likewise.
3842 2002-05-10 Richard Henderson <rth@redhat.com>
3844 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
3845 Convert integers constants as needed. Replace "nwords" field with
3847 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
3848 * function.h: Fix typo in comment.
3849 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
3851 2002-05-10 Roger Sayle <roger@eyesopen.com>
3853 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
3854 into the equivalent (signed char)c > 0.
3856 2002-05-10 Janis Johnson <janis187@us.ibm.com>
3858 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
3859 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
3860 (struct prefetch_info): Fix spelling of member bytes_accessed.
3861 (emit_prefetch_instructions): Make dump messages more regular;
3862 restructure code to add more dump messages; use new macros for
3863 heuristics. (There are no code generation changes in any of this).
3865 2002-05-10 David S. Miller <davem@redhat.com>
3867 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
3868 (struct rtx_def): Update unchanging flag comment.
3869 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
3870 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
3871 to be handled to INSN too.
3872 (dbr_schedule): Likewise.
3873 * resource.c (next_insn_no_annul): Likewise.
3875 * cse.c (rtx_cost): Remove multiplication by power of 2 special
3878 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3880 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
3881 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
3882 (possibly) work around broken /bin/sh.
3884 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3886 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
3887 . as N64/N32 libgcc_s.so subdirs.
3889 2002-05-10 David S. Miller <davem@redhat.com>
3891 * config/sparc/sparc.md: Use define_constants for unspec numbers.
3893 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
3895 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
3897 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
3898 * doc/rtl.texi: Document these macros more accurately.
3899 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
3900 JUMP_INSNs and CALL_INSNs.
3901 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
3902 or INSN_FROM_TARGET_P if the code is appropriate.
3904 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
3906 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
3907 before using SYMBOL_REF_FLAG (addr).
3909 * config/avr/avr-protos.h (avr_io_address_p): Declare.
3910 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
3911 Make non-static. Update all callers.
3912 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
3913 New insns to clear/set/test a single bit in I/O address space.
3915 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3917 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
3919 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3921 * Makefile.in: Update.
3922 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
3923 builtin_define_std): New.
3924 (c_common_init): Register CPP builtins callback.
3925 * c-common.h (flag_iso, flag_undef): New.
3926 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
3927 * c-lex.c: Don't include target.h.
3928 (cb_register_builtins): Move to c-common.c.
3929 (init_c_lex): Don't register hook here.
3930 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
3931 (cpp_define, cpp_assert): Remove.
3932 * gcc.c (cc1_options): Pass -undef to front end.
3933 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
3934 (TARGET_INITIALIZER): Update.
3935 * target.h (struct cpp_reader): Don't predeclare.
3936 (struct gcc_target): Remove cpp builtin hook.
3937 * tree.c (default_register_cpp_builtins): Remove.
3941 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3943 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
3945 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3947 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
3948 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
3950 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3952 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
3953 * config/sparc/libgcc-sparc-glibc.ver: New file.
3954 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
3955 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
3957 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3960 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
3961 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
3962 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
3964 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
3965 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3966 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3967 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3969 2002-05-09 Richard Henderson <rth@redhat.com>
3971 * config/ia64/ia64.md: Use define_constants for unspec numbers.
3972 * config/ia64/ia64.c: Likewise.
3974 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
3976 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
3977 (save_restore_insns): Likewise.
3978 (mips_expand_prologue, mips_expand_epilogue): Update callers.
3979 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
3981 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
3983 * athlon.md, k6.md, pentium.md, ppro.md): New files.
3984 * i386.md: Move scheduling information into new files.
3986 * i386.md (type attribute): Add "rotate" for rotate insns.
3987 (rotate insns): Set type to "rotate".
3988 (various attributes and function units): Treat rotate like shift.
3989 (pent_pair attribute): Only rotates by one bit position are
3991 (sbb insns): Explicitly set pent_pair attribute on a couple
3992 that were missing it.
3994 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
3996 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
3997 make sure that buffer starts on odd word address.
3998 (sh_va_arg): Skip odd fp registers when reading a double precision
4001 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
4003 * tree.h (preserve_data, object_permanent_p, type_precision):
4006 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
4008 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
4009 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
4011 * cpp.texi: Update for removal of obsolete features.
4013 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
4014 Jeffrey A Law (law@redhat.com)
4016 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
4017 the DFA interface for Pentium processors.
4018 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
4019 (attr_pent_pair, ix86_pent_find_pair): Remove.
4020 (ix86_sched_reorder_pentium): Remove.
4021 (ix86_sched_reorder): Remove reordering for Pentium.
4022 * i386.md (Pentium scheduling): Rewrite using DFA description.
4024 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
4026 * cfganal.c (can_fallthru): Fix fast path.
4027 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
4028 with edges to the next block.
4030 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
4031 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
4033 * final.c (end_final): Use C trees to output data structures for profiling.
4035 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
4036 (profile.o): New dependency profile.h
4037 (final.o): New dependency profile.h
4038 * profile.h: New file. New global structure profile_info.
4039 * final.h (count_edges_instrumented_now): Declare.
4040 (current_function_cfg_checksum): Declare.
4041 (function_list): New structure.
4042 (functions_head, functions_tail): New static variables.
4043 (end_final): Emits more data, removed some -ax stuff.
4044 (final): Stores function names and chcksums.
4045 * gcov-io.h (__write_gcov_string): New function.
4046 (__read_gcov_string): New function.
4047 * gcov.c (read_profile): New function.
4048 (create_program_flow_graph): Uses read_profile instead of reading
4050 (read_files): Removed da_file checking, it's done by read_profile now.
4051 * libgcc2.c (bb_function_info): New structure.
4052 (bb): New field in structure, removed some -ax stuff.
4053 (__bb_exit_func): Changed structure of da_file.
4054 * profile.c (count_edges_instrumented_now): New global variable.
4055 (current_function_cfg_checksum): New global variable.
4056 (max_counter_in_program): New global variable.
4057 (get_exec_counts): New function.
4058 (compute_checksum): New function.
4059 (instrument_edges): Sets count_edges_instrumented_now.
4060 (compute_branch_probabilities): Uses get_exec_counts instead of
4062 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
4063 (init_branch_prob): Removed da_file checking, done in get_exec_counts
4065 (end_branch_prob): Removed da_file checking, done in get_exec_counts
4067 * gcov.texi: Updated information about gcov file format.
4069 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
4071 * sbitmap.c: Fix formatting.
4073 * scan-decls.c: Likewise.
4074 * sched-deps.c: Likewise.
4075 * sched-ebb.c: Likewise.
4076 * sched-rgn.c: Likewise.
4077 * sched-vis.c: Likewise.
4078 * sdbout.c: Likewise.
4079 * sibcall.c: Likewise.
4080 * simplify-rtx.c: Likewise.
4082 * ssa-ccp.c: Likewise.
4083 * ssa-dce.c: Likewise.
4085 * stor-layout.c: Likewise.
4086 * stringpool.c: Likewise.
4088 2002-05-09 David S. Miller <davem@redhat.com>
4090 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
4092 2002-05-07 David S. Miller <davem@redhat.com>
4094 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
4095 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
4096 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
4097 library implementation clobbers the output before the inputs
4098 are fully consumed, use stack temporary for the output.
4100 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
4102 * config/netbsd.h (CPP_SPEC): Remove.
4103 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
4104 * config/i386/netbsd.h (CPP_SPEC): Define.
4105 * config/ns32k/netbsd.h (CPP_SPEC): Define.
4106 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
4107 * config/sparc/netbsd.h (CPP_SPEC): Define.
4108 * config/vax/netbsd.h (CPP_SPEC): Define.
4110 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
4112 * read-rtl.c: Fix formatting.
4114 * recog.c: Likewise.
4115 * regclass.c: Likewise.
4116 * regmove.c: Likewise.
4117 * reg-stack.c: Likewise.
4118 * reload1.c: Likewise.
4119 * reload.c: Likewise.
4120 * resource.c: Likewise.
4121 * rtlanal.c: Likewise.
4123 * rtl-error.c: Likewise.
4125 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
4127 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
4128 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
4130 2002-05-08 Bernd Schmidt <bernds@redhat.com>
4132 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
4133 use __SSE2__ macro instead.
4134 * config/i386/xmmintrin.h: Likewise.
4136 2002-05-08 Janis Johnson <janis187@us.ibm.com>
4138 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
4139 and use it in all invocations of these macros. Clean up comments.
4140 * rtl.c (rtl_check_failed_flag): Add an argument for the name
4141 of the flag access macro whose check failed.
4142 * doc/rtl.texi (Flags): Document additional flag uses.
4144 2002-05-08 Robert Spier <rspier@pobox.com>
4145 Neil Booth <neil@daikokuya.demon.co.uk>
4147 PR preprocessor/6521
4148 * cppfiles.c (handle_missing_header): Don't do anything
4149 different for <> includes.
4151 * cppopts.texi: Update documentation for -MG.
4153 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
4155 * cpplex.c (cpp_interpret_charconst): Truncate as well as
4158 * cpp.texi: Clarify multichar charconst valuation.
4160 2002-05-08 Mark Mitchell <mark@codesourcery.com>
4162 * doc/invoke.texi: Document -mwindiss option.
4164 2002-05-08 Jason Merrill <jason@redhat.com>
4166 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
4168 * dwarf2out.c (gen_type_die): Abort on broken recursion.
4171 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
4174 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
4176 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
4177 little-endian multilibs to override arm/thumb multilibs.
4178 Do not build hardware floating point multilibs, nor apcs-26
4179 multilibs for the Thumb.
4181 2002-05-08 Mark Mitchell <mark@codesourcery.com>
4184 * varasm.c (mark_weak): New function.
4185 (merge_weak): Use it. Do not call declare_weak.
4186 (declare_weak): Use merge_weak.
4188 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4190 * cse.c (dead_libcall_p): Update counts.
4191 (delete_trivially_dead_insns): Update call of dead_libcall_p.
4193 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
4195 * cfglayout.c (function_tail_eff_head): Rename to ...
4196 (function_footer): ... this one.
4197 (unlink_insn_chain): New functions.
4198 (label_for_bb): Only call block_label and emit debug message.
4199 (record_effective_endpoints): Actually unlink the headers and footers.
4200 (fixup_reorder_cahin): Re-insert the unlinked sequences.
4201 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
4202 * cfglayout.h (struct reorder_block_def): New fields footer/header;
4203 remove eff_head/eff_end.
4204 * rtl.h (set_first_insn): Declare.
4205 * emit-rtl.c (set_first_insn): New function.
4207 * cfglayout.c (fixup_reorder_chain): Dump duplicated
4208 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4209 cfg_layout_duplicate_bb): New global function.
4210 (duplicate_insn_chain): New static function.
4211 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4212 cfg_layout_duplicate_bb): Declare.
4213 (struct reorder_block_def): Add "original" field.
4214 * emit-rtl.c (emit_copy_of_insn_after): New function.
4215 * rtl.h (emit_copy_of_insn_after): Declare.
4217 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
4218 (fixup_reorder_chain): properly handle edges to exit block.
4220 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4221 Jan Hubicka <jh@suse.cz>
4223 * basic-block.h (note_prediction_to_br_prob): declare.
4224 * c-semantics.c: Inlucde predit.h
4225 (expand_stmt): predict GOTO_STMT as not taken.
4226 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
4227 (cleanup_cfg): Do not free tail_recursion_list.
4228 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
4229 (flow_delete_block): Kill predictions past end of basic block.
4230 * output.h (delete_unreachable_blocks): Declare.
4231 * predict.c (predicted_by_p, process_note_predictions,
4232 process_note_prediction, last_block_p): New function.
4233 (estimate_probability): Bypass loop on PRED_CONTINUE;
4234 do not handle noreturn heuristics; kill PRED_RETURN; add
4236 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
4237 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
4238 * predict.h (IS_TAKEN): New constant.
4239 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
4240 * rtl.c (NOTE_INSN_PREDICTION): New.
4241 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
4243 (insn_note): add NOTE_INSN_PREDICTION.
4244 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
4245 CFG; free tail_recursion_label_list.
4246 * stmt.c: Include predict.h;
4247 (return_prediction): New.
4248 (expand_value_return): Use it.
4249 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
4251 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
4253 * config/mips/mips.md: Name the unspecs with define_constant.
4254 (*HILO_delay): Rename to 'hilo_delay' (no star).
4255 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
4256 (reload_outdi, reload_outsi): Likewise.
4258 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
4260 * toplev.c: Fix formatting.
4262 2002-05-07 Janis Johnson <janis187@us.ibm.com>
4264 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
4265 * configure.in (ac_rtlflag_checking): New.
4266 * doc/install.texi (--enable-checking): Document RTL flag checking.
4268 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4270 * c-common.c (c_common_init): Set options->unsigned_wchar.
4271 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
4272 group target dependencies.
4273 (init_builtins, cpp_handle_option): Update.
4274 * cpplex.c (cpp_interpret_charconst): Update.
4275 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
4276 signed_char to unsigned_char, group target dependencies.
4277 * defaults.h (WCHAR_UNSIGNED): Remove.
4278 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
4280 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
4281 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
4282 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
4283 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
4284 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
4286 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
4288 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4290 * fixinc/inclhack.def (windiss_math1): New fix.
4291 (windiss_math2): Likewise.
4292 (windiss_valist): Likewise.
4293 * fixinc/fixincl.x: Regenerated.
4295 2002-05-07 Andreas Jaeger <aj@suse.de>
4297 * genautomata.c (output_internal_min_issue_delay_func): Add
4298 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
4299 (output_internal_trans_func): Likewise.
4301 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
4303 * pa.c (hppa_profile_hook): Use force_reg to get the address
4304 of the profile hook into an appropriate pseudo register.
4306 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4308 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
4309 (LINK_START_SPEC): Handle it.
4310 (LINK_OS_SPEC): Likewise.
4311 (CPP_SPEC): Likewise.
4312 (STARTFILE_SPEC): Likewise.
4313 (LIB_SPEC): Likewise.
4314 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
4316 (CRTSAVRES_DEFAULT_SPEC): New macro.
4317 (LIB_WINDISS_SPEC): New macro.
4318 (CPP_OS_WINDISS_SPEC): Likewise.
4319 (STARTFILE_WINDISS_SPEC): Likewise.
4320 (ENDFILE_WINDISS_SPEC): Likewise.
4321 (LINK_START_WINDISS_SPEC): Likewise.
4322 (LINK_OS_WINDISS_SPEC): Likewise.
4323 * config/rs6000/windiss.h: New file.
4325 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
4327 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
4329 2002-05-06 David S. Miller <davem@redhat.com>
4331 * config/sparc/sparc.md (shift insns): Do not mask off
4332 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
4335 2002-05-06 Richard Henderson <rth@redhat.com>
4338 * expr.c (highest_pow2_factor_for_type): New.
4339 (expand_assignment): Use it.
4341 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
4343 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
4345 ("altivec_mfvscr"): Same.
4347 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4349 * rtl.h (struct rtx_def): Update comments.
4350 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
4351 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
4352 RTL_FLAG_CHECK macros with list of expected RTL codes.
4353 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
4354 (rtl_check_failed_flag): New.
4355 * reload1.c (reload): Use REG macro before changing rtx to MEM.
4356 (reload_cse_noop_set_p): Check rtx code before using access macro.
4357 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
4358 before using access macro.
4360 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4362 * doc/rtl.texi (Flags): Update to reflect current usage.
4364 2002-05-06 Roger Sayle <roger@eyesopen.com>
4367 * fold-const.c (sign_bit_p): New function.
4368 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
4369 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
4370 Reapply fold when converting (A & C) == C into (A & C) != 0.
4371 (fold_binary_op_with_conditional_arg): Fix typo in comment.
4373 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4375 * c-common.c (warn_multichar): New.
4376 (c_common_init): Set CPP's warn_multichar.
4377 * c-common.h (warn_multichar): New.
4378 * c-decl.c (warn_multichar): Remove.
4379 * c-lex.c (lex_charconst): Update.
4380 * c-tree.h (warn_multichar): Remove.
4381 * cppexp.c (eval_token): Sign-extend charconst value.
4382 * cppinit.c (cpp_create_reader): Set warn_multichar.
4383 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
4384 each character. Update prototype. Sign-extend the result.
4385 * cpplib.h: Fix conditions.
4386 (struct cpp_options): Add new warning flag.
4387 (cpp_interpret_charconst): Update prototype.
4389 * cpp.texi: Update documentation.
4391 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
4393 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
4394 Fix typo in usage of allof instead of unit.
4396 2002-05-06 Richard Henderson <rth@redhat.com>
4398 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
4399 and any jump or call for IN.
4401 2002-05-06 Bernd Schmidt <bernds@redhat.com>
4403 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
4405 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
4407 2002-05-06 Roger Sayle <roger@eyesopen.com>
4409 * fold-const.c (lshift-double): Cast the high word to an unsigned
4410 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
4411 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
4412 avoid compiler warning. (fold): Remove redundant code from
4413 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
4415 2002-05-06 Jeff Law <law@redhat.com>
4417 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
4418 * pa.c (pa_adjust_cost): Remove all true dependency cost
4419 adjustments. Also remove support for non-DFA scheduling.
4420 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
4421 to adjust true dependency costs. Update various comments.
4422 (7100lc, 7200, 7300 scheduling): Simplify by combining the
4423 FP ALU & MPY units into a single unit.
4425 2002-05-06 Catherine Moore <clm@redhat.com>
4427 * config/v850/v850.c (compute_register_save_size): Make sure
4428 to count all of the registers that will be saved.
4430 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4432 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
4434 2002-05-06 David S. Miller <davem@redhat.com>
4436 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
4437 allow result to overlap input operands in memory.
4439 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4442 * cpp.texi: Update multichar charconst docs.
4444 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4446 * cpplex.c (cpp_interpret_charconst): Sign-extend each
4447 character. Don't ignore excess characters. Treat
4448 multicharacter character constants as signed.
4449 (cpp_parse_escape): Clarify diagnostic.
4451 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4453 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
4454 use add instead of shift.
4455 (ashldi3_sp64): Likewise.
4456 (ashlsi3_const1, ashldi3_const1): Remove.
4457 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
4458 * config/sparc/sparc.c (const1_operand): New.
4460 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
4462 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
4464 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4467 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
4469 2002-05-05 Richard Henderson <rth@redhat.com>
4471 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
4472 memory latency adjustments.
4473 (alpha_variable_issue): Remove.
4474 (alpha_use_dfa_pipeline_interface): New.
4475 (alpha_multipass_dfa_lookahead): New.
4476 * config/alpha/alpha.md: Remove define_function_unit scheduling;
4477 include new dfa scheduling.
4478 (attr type): Add none.
4480 * config/alpha/ev4.md: New.
4481 * config/alpha/ev5.md: New.
4482 * config/alpha/ev6.md: New.
4484 2002-05-05 David S. Miller <davem@redhat.com>
4486 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
4488 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
4490 * cse.c: Fix formatting.
4491 * emit-rtl.c: Likewise.
4493 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4495 * genautomata.c (initiate_states): Add additional guard to
4496 initialize `units_array'.
4498 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4500 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
4501 process_unit_to_form_the_same_automaton_unit_lists,
4502 form_the_same_automaton_unit_lists
4503 check_unit_distributions_to_automata): New prototypes and
4505 (check_automata): Rename it into `check_automata_insn_issues'.
4506 (unit_decl): New fields `the_same_automaton_unit' and
4507 `the_same_automaton_message_reported_p'.
4508 (unit_decl_t): New typedef.
4509 (the_same_automaton_lists): New gloval variable.
4510 (unit_regexp, unit_set_el, units_array, units_cmp,
4511 output_get_cpu_unit_code_func): Use the typedef.
4512 (evaluate_max_reserv_cycles): Increment
4513 `description->max_insn_reserv_cycles'.
4514 (initiate_states): Don't increment `max_cycles_num'.
4515 (transform_insn_regexps): Move code around transformation of
4516 regexps from `generate'.
4517 (generate): Remove call of `transform_insn_regexps'.
4518 (expand_automata): Call `transform_insn_regexps' and
4519 `check_unit_distributions_to_automata'. Check errors before
4522 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
4523 automaton `ultrasparc3_1'.
4525 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4527 * c-common.c (c_common_init): Set up CPP arithmetic.
4528 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
4529 something reasonable for the host.
4530 (sanity_checks): Add checks.
4531 (cpp_read_main_file): Call sanity_checks() from here...
4532 (cpp_post_options): ... not here.
4533 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
4534 * cpplib.h (struct cpp_options): New member int_precision.
4536 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4538 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
4540 2002-05-04 David S. Miller <davem@redhat.com>
4542 * config/sparc/linux.h, config/sparc/linux64.h
4543 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
4545 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
4547 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
4549 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
4552 2002-05-05 Tim Josling <tej@melbpc.org.au>
4554 * treelang; New directory for new sample language treelang.
4556 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4558 * Makefile.in (c-lex.o): Update.
4559 * c-lex.c: Include target.h.
4560 (cb_register_builtins): New.
4561 (init_c_lex): Set builtins callback.
4562 * c-lex.h (cpp_define, cpp_assert): New prototypes.
4563 * cppinit.c (init_builtins): Use callback, including for
4565 * cpplib.h (struct cpp_callbacks): New member.
4566 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
4567 (TARGET_INITIALIZER): Update.
4568 * target.h (struct gcc_target): New hook.
4569 * tree.c (default_register_cpp_builtins): New.
4570 * tree.h (default_register_cpp_builtins): New.
4572 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
4574 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4576 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
4577 (cpp_post_options): Move sanity checks to...
4578 (sanity_checks): New.
4579 * cpplex.c (maybe_read_ucs): Fix prototype.
4580 (parse_string, cpp_parse_escape): Cast for %c format specifier.
4581 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
4584 2002-05-04 Bernd Schmidt <bernds@redhat.com>
4586 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
4587 builtins. Use V2DI patterns instead of TI for logical operations.
4588 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
4589 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
4590 (ix86_expand_builtins): Change the pattern used for movntdq.
4591 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
4592 sse2_nandv2di3): New patterns.
4593 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
4595 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
4596 (cvtdq2pd): Correct mode on operand 1.
4597 (sse2_umulsidi3): Describe without unspec.
4598 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
4600 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
4601 (ashlv2di3): Likewise, from sse2_ashlv2di3.
4602 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
4603 ashlv4si3, ashlv2di3): Use SImode for shift count.
4604 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
4605 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
4607 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
4609 (__m128i, __m128d): New macros.
4610 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
4611 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
4612 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
4613 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
4614 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
4615 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
4616 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
4617 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
4618 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
4619 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
4620 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
4621 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
4622 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
4623 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
4624 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
4625 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
4626 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
4627 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
4628 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
4629 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
4630 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
4631 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
4632 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
4633 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
4634 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
4635 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
4636 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
4637 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
4638 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
4639 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4640 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
4641 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
4642 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
4643 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
4644 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
4645 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
4646 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
4648 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
4649 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
4651 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
4653 * dwarf2out.c: Fix formatting.
4654 * varasm.c: Likewise.
4656 2002-05-04 David Edelsohn <edelsohn@gnu.org>
4659 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
4660 clobber and use result as temporary value.
4662 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
4664 * expr.c (force_operand): Use expand_simple_* to handle more
4667 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4669 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
4671 (lex_charconst): Update for change in prototype of
4672 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
4674 * cpphash.h (BITS_PER_CPPCHAR_T): New.
4675 * cppinit.c (cpp_create_reader): Initialize them for no
4676 change in semantics.
4677 (cpp_post_options): Add sanity checks.
4678 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
4679 and truncation issues. Calculate in type cppchar_t.
4680 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
4681 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
4682 run-time dependent precision correctly. Return whether the
4683 result is signed or not.
4684 * cpplib.c (dequote_string): Use cppchar_t; update.
4685 * cpplib.h (cppchar_signed_t): New.
4686 struct cpp_options): New precision members.
4687 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
4688 * cppexp.c (eval_token): Update.
4690 2002-05-03 David S. Miller <davem@redhat.com>
4692 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
4693 * config/sparc/sparc.c (sparc_rtx_costs): New function
4694 implementing RTX_COSTS and CONST_COSTS.
4695 * config/sparc/sparc.h (CONST_COSTS): Delete.
4696 (RTX_COSTS_CASES): Define.
4697 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
4700 * config/sparc/sparc.md (DFA schedulers): Split out...
4701 * config/sparc/cypress.md, config/sparc/hypersparc.md,
4702 config/sparc/sparclet.md, config/sparc/supersparc.md,
4703 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
4705 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
4706 checks on it, always defined for Sparc.
4708 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
4709 Tweak, and add more detailed comments.
4711 2002-05-03 Zack Weinberg <zack@codesourcery.com>
4713 * Re-apply patch accidentally reverted with
4714 DFA scheduler merge: remove all rules and variables to slurp
4715 source files out of libiberty and rebuild them with HOST_CC.
4716 ($(HOST_PREFIX_1)varray.o): New rule.
4717 (genattrtab rule): Word wrap.
4719 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4721 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
4722 (CPP_SUBTARGET_SPEC): Define.
4723 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
4724 cpp_subtarget specs.
4725 (CPP_SPEC): Redefine to include %(cpp_subtarget).
4727 2002-05-03 David S. Miller <davem@redhat.com>
4729 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
4730 * target.h (struct gcc_target): Delete cycle_display member.
4732 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
4733 (rtx_needs_barrier): Delete reference to cycle_display unspec.
4734 (ia64_sched_reorder2): Mention need for cycle display handling
4735 once such notes exist.
4737 2002-05-03 Richard Henderson <rth@redhat.com>
4739 * real.c (etoasc): Strip most trailing zeros for clarity.
4740 * sched-vis.c: Include real.h.
4741 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
4742 * Makefile.in (sched-vis.o): Add real.h.
4744 2002-05-03 David S. Miller <davem@redhat.com>
4746 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
4749 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
4751 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
4752 when we get an out of range literal.
4753 (altivec_expand_ternop_builtin): Same.
4754 (altivec_expand_unop_builtin): Same.
4755 (altivec_expand_builtin): Same, for dss.
4756 (altivec_expand_builtin): Use trees instead of rtl when
4757 determining literal argument validity.
4759 2002-05-03 David S. Miller <davem@redhat.com>
4761 Delete cycle display scheduling hook.
4762 * config/ia64/ia64.c (ia64_cycle_display,
4763 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
4764 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
4765 and use emit_insn_before instead of ia64_emit_insn_before.
4766 * config/ia64/ia64.md (unspec usage): Delete cycle display.
4767 (cycle_display): Delete insn pattern.
4768 * config/sparc/sparc.md (unspec usage): Delete cycle display.
4769 (cycle_display): Delete insn pattern.
4770 * config/sparc/sparc.c (sparc_cycle_display,
4771 TARGET_SCHED_CYCLE_DISPLAY): Delete.
4772 * doc/md.texi (cycle_display): Don't mention.
4773 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
4775 2002-05-03 Richard Henderson <rth@redhat.com>
4777 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
4778 * recog.h: Declare them.
4780 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
4781 * config/sparc/sparc.md: Use store_data_bypass_p instead.
4782 * config/sparc/sparc-protos.h: Update.
4784 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4786 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
4787 -D__arch64__. Add -D_LP64.
4788 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
4790 (CPP_ARCH64_SPEC): Likewise.
4791 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
4792 (NO_BUILTIN_SIZE_TYPE): Undef.
4794 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
4796 * genautomata.c (min_issue_delay_pass_states): Change return type
4798 (min_issue_delay_pass_states): Change the algorithm.
4799 (min_issue_delay): Set up min_insn_issue_delay for the state.
4800 (output_min_issue_delay_table): Interchange the nested loops and
4801 and initiate min_insn_issue_delay for states.
4803 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
4805 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
4808 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
4810 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
4813 2002-05-03 Richard Henderson <rth@redhat.com>
4816 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
4817 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
4818 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
4819 code before JUMP, not EARLIEST.
4821 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4823 * c-format.c (check_format_info_main): Don't check for presence of
4824 parameter for * width until after operand number has been read,
4825 and only check for it if format parameters are available.
4828 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4830 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
4831 (LINK_SPEC): Undef before defining.
4833 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4835 PR preprocessor/6489
4836 * tradcpp.c (fixup_newlines): New.
4837 (main, finclude): Use it.
4839 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
4841 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
4842 * config/mips/mips.c (mips_unique_section): Strip encoding from
4845 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4847 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
4850 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4852 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
4853 (Specific): Removed buildstats references.
4854 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
4855 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
4856 Accomodate Solaris versions beyond 8.
4857 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
4858 (Specific, *-*-solaris2.8): Removed, obsolete.
4860 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4863 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
4864 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
4865 fill leaf_reg_remap with identity.
4866 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
4868 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4870 * config/h8300/crti.asm: Remove trailing spaces.
4871 * config/h8300/h8300.c: Likewise.
4872 * config/h8300/lib1funcs.asm: Likewise.
4874 2002-05-02 Jason Merrill <jason@redhat.com>
4876 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
4877 * c-decl.c (c_init_decl_processing): Use it.
4878 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
4879 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
4880 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
4882 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4884 * regrename.c: Fix formatting.
4887 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
4889 * i386.md (attribute memory): Handle compares properly.
4891 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
4893 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
4896 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
4898 * function.c: Fix formatting.
4900 2002-05-02 Jan Hubicka <jh@suse.cz>
4902 * haifa-sched.c (schedule_insn): Print table of instructions and
4904 (sched_block): Do not print ready list at verbosity level 1.
4905 * sched-vis.c (print_insn): Make global.
4906 * sched-ebb.c (ebb_print_insn): Rename from...
4907 (print_insn): ... this one.
4908 * sched-int.h (print_insn): Declare
4910 2002-05-02 Richard Henderson <rth@redhat.com>
4912 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
4913 emitted by cycle_display.
4915 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
4917 * doc/install.texi (*-*-freebsd*): Update to latest status.
4919 2002-05-02 Jakub Jelinek <jakub@redhat.com>
4922 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
4923 * config/float-sparc.h: Assume 128-bit long double if
4924 __LONG_DOUBLE_128__ is defined.
4926 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
4928 * genattrtab.c (write_function_unit_info): Add a dummy element
4929 when num_units == 0.
4931 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4933 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
4934 TYPE_MODE (double_type_node) instead of DFmode.
4936 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
4938 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
4940 * toplev.c (rest_of_compilation): Revert Richard's patch.
4942 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4944 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
4946 2002-05-02 Catherine Moore <clm@redhat.com>
4948 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
4950 2002-05-02 Kazu Hirata <kazu@hxi.com>
4952 * combine.c: Fix comment typos.
4954 * genautomata.c: Likewise.
4958 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
4960 * doc/install.texi: State GNAT version requirements.
4962 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4964 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
4965 of the frame pointer or arg pointer register which strict register
4966 checking is not enabled.
4968 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
4970 * gcc.dg/altivec-8.c: New.
4972 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
4973 PRE_INC and PRE_DEC for altivec modes.
4975 2002-05-01 Bruce Korb <bkorb@gnu.org>
4977 * fixinc/check.tpl(set-writable): make sure the function exists first
4978 * fixinc/inclhack.def(alpha_assert): fix test_text
4979 * fixinc/tests/base/assert.h: add in missing result
4981 2002-05-01 Jeff Law <law@redhat.com>
4983 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
4986 2002-05-01 Joel Brobecker <brobecker@gnat.com>
4988 * dbxout.c (dbxout_type): Emit size information for range types,
4989 as well, but only when using GDB extensions.
4991 2002-05-01 Richard Henderson <rth@redhat.com>
4993 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
4994 target-independent gnu binutils date test.
4996 2002-05-01 Richard Henderson <rth@redhat.com>
4998 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
4999 info before expunging the block.
5001 2002-05-01 Jakub Jelinek <jakub@redhat.com>
5003 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
5004 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
5005 -M -or -MM is in effect.
5007 2002-05-01 Zack Weinberg <zack@codesourcery.com>
5009 * config.gcc: Correct test of --enable-obsolete. Obsolete all
5010 A29k configurations.
5011 * doc/install.texi: Update to match.
5013 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5016 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
5017 for duplicates. Always loop over whole list.
5019 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5021 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
5023 2002-05-01 Joel Sherrill <joel@OARcorp.com>
5025 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
5028 2002-05-01 Joel Sherrill <joel@OARcorp.com>
5030 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
5032 2002-05-01 David Edelsohn <edelsohn@gnu.org>
5034 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
5035 (nabs_nopower): Same.
5036 (floatdisf2): New pattern.
5037 (absdi2): Convert to define_insn_and_split.
5042 (fix_trunctfdi2): Same.
5043 (fix_trunctfsi2): Same.
5045 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
5047 * doc/install.texi: Update Texinfo version requirement
5050 2002-05-01 Jakub Jelinek <jakub@redhat.com>
5052 PR target/6512, PR target/5628
5053 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
5054 when memory is not aligned.
5055 (movdf_insn_v9only_vis): Likewise.
5056 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
5057 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
5058 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
5060 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
5062 * gcc.dg/altivec-7.c: New.
5064 * config/rs6000/altivec.h: Cleanup.
5066 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
5068 * doc/invoke.texi (Option Summary): Add -mvrsave=.
5069 (RS/6000 and PowerPC Options): Document -mvrsave=.
5071 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
5072 (rs6000_altivec_vrsave_string): Same.
5073 (rs6000_override_options): Call rs6000_parse_vrsave_option.
5074 (rs6000_parse_vrsave_option): New.
5075 (rs6000_stack_info): Only generate vrsave instructions when
5076 TARGET_ALTIVEC_VRSAVE.
5078 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
5079 (rs6000_altivec_vrsave_string): Define extern.
5080 (rs6000_altivec_vrsave): Same.
5081 (TARGET_ALTIVEC_VRSAVE): New.
5083 2002-04-30 Richard Henderson <rth@redhat.com>
5086 * toplev.c (rest_of_compilation): Don't run cross-jump before
5089 2002-04-30 Tom Rix <trix@redhat.com>
5091 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
5092 check which_alternative.
5094 2002-04-30 Kazu Hirata <kazu@hxi.com>
5096 * cpplex.c: Fix comment formatting.
5097 * function.c: Likewise.
5098 * integrate.c: Likewise.
5099 * regrename.c: Likewise.
5100 * sibcall.c: Likewise.
5101 * simplify-rtx.c: Likewise.
5102 * tree-inline.c: Likewise.
5104 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
5106 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
5107 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
5108 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
5109 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
5110 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
5111 * pa/x-ada: New file. Define ADA_CFLAGS.
5113 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
5115 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
5116 from MMIX_LAST_REGISTER_FILE_REGNUM.
5117 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
5118 (struct machine_function): New member highest_saved_stack_register
5119 previously static variable in mmix.c.
5120 (MACHINE_DEPENDENT_REORG): Define.
5121 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
5122 (MMIX_OUTPUT_REGNO): New.
5123 (mmix_target_asm_function_prologue): Move calculation of last used
5124 saved-stack-register into...
5125 (mmix_machine_dependent_reorg): New function. Update to also handle
5127 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
5128 register names, simplify somewhat by new variable regno.
5129 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
5131 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
5132 emitting register names.
5133 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
5134 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
5136 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
5139 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
5141 2002-04-30 Richard Henderson <rth@redhat.com>
5143 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
5144 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
5145 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
5146 emit_tfmode_cvt): New.
5147 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
5148 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
5149 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
5150 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
5151 * config/sparc/sparc-protos.h: Update.
5153 2002-04-30 Janis Johnson <janis187@us.ibm.com>
5155 * install.texi (Final install): Add to the list of info to include
5156 in a report of a successful bootstrap, and add link to 3.1 list.
5158 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
5160 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
5161 (mode): Add vector modes
5162 (i387): Kill attribute.
5163 (unit): New attribute.
5164 (length_immediate): Grok new types.
5165 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
5166 (modrm): Use "unit".
5167 (memory): Handle MMX/SSE properly.
5168 (scheduling descriptions): Kill uses of fop1.
5169 (sse, mmx, fp patterns): Set type and mode properly.
5171 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
5173 * pa.c (override_options): Default to PA8000 scheduling.
5174 * doc/invoke.texi (HP-PA options): Mention newly added 7300
5175 scheduling parameter.
5177 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
5178 handling of double precision multiplies.
5180 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
5181 fpdiv and fpsqrt instructions.
5182 (7200 & 7300 scheduling): Fix typo in handling of
5183 store-load and store-store penalties.
5185 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5187 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
5188 mips. Add two missing commas.
5190 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
5192 * doc/contrib.texi (Contributors): Update Paolo Carlini's
5193 and Benjamin Kosnik's entries.
5195 2002-04-29 David S. Miller <davem@redhat.com>
5197 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
5198 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
5199 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
5200 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
5202 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5204 * combine.c (find_split_point): Use gen_int_mode.
5206 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
5208 Merging code from dfa-branch:
5210 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
5212 * genautomata.c (output_reserv_sets): Fix typo.
5214 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
5216 * genautomata.c (output_reserv_sets): Remove
5217 next_cycle_output_flag.
5219 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
5221 * sched-rgn.c (init_ready_list): Make the DFA code handle
5222 USE/CLOBBER insns in the same way as the traditional
5224 (new_ready): Similarly..
5226 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
5228 * haifa-sched.c (schedule_block): Change the DFA state only after
5231 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
5233 * pa.c (hppa_use_dfa_pipeline_interface): New function.
5234 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
5235 (override_options): Add PA7300 scheduling support.
5236 (pa_adjust_cost): Update various comments. Properly
5237 handle anti and output dependencies when using the
5239 (pa_issue_rate): Add PA7300 scheduling support.
5240 (pa_can_combine_p): Call extract_insn before calling
5241 constrain_operands (taken from mainline tree).
5242 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
5243 * pa.md (cpu attr): Add 7300. Rewrite pipeline
5244 descriptions using DFA descriptions. Add PA7300
5247 2002-03-30 David S. Miller <davem@redhat.com>
5249 Add UltraSPARC-III DFA scheduling support.
5250 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
5251 Update FP conditional move on register insn patterns to use it, as
5253 (define_attr cpu): Add ultrasparc3.
5254 (define_attr us3load_type): New, update integer load patterns to
5255 set it, as appropriate.
5256 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
5257 (rest): Add UltraSPARC3 scheduling description.
5258 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
5259 (PROCESSOR_ULTRASPARC3): New.
5260 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
5261 ({ASM,CPP}_CPU_SPEC): Likewise.
5262 (REGISTER_MOVE_COST): Likewise.
5263 (RTX_COSTS): Likewise.
5264 * config/sparc/sparc.c (sparc_override_options,
5265 sparc_initialize_trampoline, sparc64_initialize_trampoline,
5266 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5267 sparc_issue_rate): Likewise.
5268 * config/sparc/sol2.h: Likewise.
5269 * config/sparc/sol2-sld-64.h: Likewise.
5270 * config/sparc/linux64.h: Likewise.
5272 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
5274 * doc/md.texi: Add comments about usage the latency time for the
5275 different dependencies and about case when two or more conditions
5276 in different define_insn_reservations returns TRUE for an insn.
5278 * doc/md.texi: Add reference for automaton based pipeline
5281 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
5283 * doc/passes.texi: Add missed information about genattrtab.
5285 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
5287 * genautomata.c (output_automata_list_transition_code): Check
5288 automata_list on NULL.
5290 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
5292 * genautomata.c (output_insn_code_cases,
5293 output_automata_list_min_issue_delay_code,
5294 output_automata_list_transition_code,
5295 output_automata_list_state_alts_code): Comment the functions.
5297 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
5299 * genautomata.c (automata_list_el_t): New typedef.
5300 (get_free_automata_list_el,free_automata_list_el,
5301 free_automata_list, automata_list_hash, automata_list_eq_p,
5302 initiate_automata_lists, automata_list_start, automata_list_add,
5303 automata_list_finish, finish_automata_lists,
5304 output_insn_code_cases, output_automata_list_min_issue_delay_code,
5305 output_automata_list_transition_code,
5306 output_automata_list_state_alts_code, add_automaton_state,
5307 form_important_insn_automata_lists): New functions and prototypes.
5308 (insn_reserv_decl): Add members important_automata_list and
5310 (ainsn): Add members important_p.
5311 (automata_list_el): New structure.
5312 (first_free_automata_list_el, current_automata_list,
5313 automata_list_table): New global variables.
5314 (create_ainsns): Initiate member important_p.
5315 (output_internal_min_issue_delay_func): Generate the switch and
5316 call output_insn_code_cases.
5317 (output_internal_trans_func, output_internal_state_alts_func):
5319 (generate): Call initiate_automata_lists.
5320 (automaton_states): New global variable.
5321 (expand_automata): Call form_important_insn_automata_lists.
5322 (write_automata): Call finish_automata_lists.
5324 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
5326 * genautomata.c (add_excls, add_presence_absence): Check that
5327 cpu units in the sets belong the same automaton.
5329 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
5330 about that cpu units in the sets belong the same automaton.
5332 * doc/md.texi: Ditto.
5334 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
5335 Nitin Gupta <niting@noida.hcltech.com>
5337 * config/sh/sh.c (sh_use_dfa_interface): New function.
5339 (sh_issue_rate): New Function.
5340 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
5341 TARGET_SCHED_ISSUE_RATE: define.
5343 * config/sh/sh.md: Add DFA based pipeline description for SH4.
5345 (define_attr insn_class): New attribute used for DFA
5347 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
5348 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
5349 cmpeqdi_t): Likewise.
5351 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
5352 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
5354 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
5356 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5358 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
5361 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5363 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
5364 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
5366 (output_dfa_start_func): Initiate new variable insn_codes_length,
5367 (write_automata): Output definition of the new variable.
5369 2001-10-02 David S. Miller <davem@redhat.com>
5371 * haifa-sched.c (advance_one_cycle): New function.
5372 (schedule_block): Use it.
5373 (queue_to_ready): Use it, and also make sure to advance the DFA
5374 state on all stall cycles, not just those where insn_queue links
5377 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
5379 * haifa-sched.c (max_issue): Remove last_p argument. Only return
5380 non-zero if the highest-priority instruction could be scheduled.
5381 (choose_ready): Remove last argument from max_issue call.
5383 2001-09-28 David S. Miller <davem@redhat.com>
5385 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
5386 ultrasparc and 3 for other multi-issue sparcs.
5388 2001-09-27 David S. Miller <davem@redhat.com>
5390 * config/sparc/sparc.md (cycle_display): New pattern.
5391 * config/sparc/sparc.c (sparc_cycle_display): New.
5392 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
5394 2001-09-25 David S. Miller <davem@redhat.com>
5396 Convert all of Sparc scheduling to DFA
5397 * config/sparc/sparc.md: Kill all define_function_unit
5398 directives and replace with DFA equivalent.
5399 * config/sparc/sparc.c (ultrasparc_adjust_cost,
5400 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
5401 ultra_fpmode_conflict_exists, ultra_find_type,
5402 ultra_build_types_avail, ultra_flush_pipeline,
5403 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
5404 ultrasparc_variable_issue, ultrasparc_sched_init,
5405 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
5406 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
5407 ultra_cur_hist, ultra_cycles_elapsed): Kill.
5408 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5409 ultrasparc_store_bypass_p): New.
5410 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
5413 2001-09-24 David S. Miller <davem@redhat.com>
5415 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
5416 ready->vec[foo] not ready[foo].
5418 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5420 * doc/md.texi: Correct examples for define_insn_reservations
5423 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5425 * genautomata.c (create_automata): Print message about creation of
5427 (generate): Remove printing meease about creation of
5430 2001-09-05 David S. Miller <davem@redhat.com>
5432 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5433 * config/sparc/linux64.h: Likewise.
5435 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
5437 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
5438 schedule_block, sched_init, sched_finish): Add missed calls of
5439 use_dfa_pipeline_interface.
5441 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
5444 * sched-vis.c (get_visual_tbl_length): Ditto.
5446 2001-08-27 Richard Henderson <rth@redhat.com>
5448 * genattr.c (main): Emit state_t even when not doing scheduling.
5450 2001-08-27 Richard Henderson <rth@redhat.com>
5452 * genautomata.c (expand_automata): Always create a description.
5454 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5456 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5457 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5458 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5461 * genattr.c (main): New variable num_insn_reservations. Increase
5462 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5463 pipeline hazard recognizer interface.
5465 * genattrtab.h: New file.
5467 * genattrtab.c: Include genattrtab.h.
5468 (attr_printf, check_attr_test, make_internal_attr,
5469 make_numeric_value): Move protypes into genattrtab.h. Define them
5471 (num_dfa_decls): New global variable.
5472 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5473 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5474 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5475 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5477 * genautomata.c: New file.
5479 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5481 * sched-int.h: (curr_state): Add the external definition for
5482 automaton pipeline interface.
5483 (haifa_insn_data): Add comments for members blockage and units.
5485 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5486 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5487 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5488 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5489 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5490 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5491 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5493 (TARGET_SCHED): Use the new macros.
5495 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5496 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5497 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5498 dfa_bubble): New members in gcc_target.sched.
5500 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5501 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5502 (insn_queue): Redefine it as pointer to array.
5503 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5505 (max_insn_queue_index_macro_value): New variable.
5506 (curr_state, dfa_state_size, ready_try): New varaibles for
5507 automaton interface.
5508 (ready_element, ready_remove, max_issue): New function prototypes
5509 for automaton interface.
5510 (choose_ready): New function prototype.
5511 (insn_unit, blockage_range): Add comments.
5512 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5513 FUNCTION_UNITS_SIZE == 0.
5514 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5515 actual_hazard, potential_hazard): Add comments.
5516 (insn_cost): Use cost -1 as undefined value. Remove
5517 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5519 (ready_element, ready_remove): New functions for automaton
5521 (schedule_insn): Add new code for automaton pipeline interface.
5522 (queue_to_ready): Add new code for automaton pipeline interface.
5523 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5524 (debug_ready_list): Print newline when the queue is empty.
5525 (max_issue): New function for automaton pipeline interface.
5526 (choose_ready): New function.
5527 (schedule_block): Add new code for automaton pipeline interface.
5528 Print ready list before scheduling each insn.
5529 (sched_init): Add new code for automaton pipeline interface.
5530 Initiate insn cost by -1.
5531 (sched_finish): Free the current automaton state and finalize
5532 automaton pipeline interface.
5534 * sched-rgn.c: Include target.h.
5535 (init_ready_list, new_ready, debug_dependencies): Add new code for
5536 automaton pipeline interface.
5538 * sched-vis.c: Include target.h.
5539 (get_visual_tbl_length): Add code for automaton interface.
5540 (target_units, print_block_visualization): Add comments.
5542 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5543 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5544 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5545 (getruntime.o, genautomata.o): New entries.
5546 (genattrtab.o): Add new dependency file genattrtab.h.
5547 (genattrtab): Add new dependencies. Link it with `libm.a'.
5548 (getruntime.o, hashtab.o): New entries for canadian cross.
5550 * doc/md.texi: Description of automaton based model.
5552 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5554 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5555 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5556 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5557 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5558 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5559 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5560 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5562 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5563 MAX_DFA_ISSUE_RATE): New macro descriptions.
5565 * doc/contrib.texi: Add dfa based scheduler contribution.
5567 * doc/gcc.texi: Add more information about genattrtab.
5569 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5571 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
5572 adjust_address_nv call.
5574 2002-04-29 Janis Johnson <janis187@us.ibm.com>
5576 * doc/install.texi (Testing): Provide additional information, and
5577 a stronger encouragement, for running the testsuites.
5579 2002-04-29 DJ Delorie <dj@redhat.com>
5581 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
5582 given in upper case.
5584 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5586 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
5587 Solaris 2 <widec.h> if missing.
5588 * fixinc/fixincl.x: Regenerate.
5589 * fixinc/tests/base/widec.h: New file.
5591 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
5593 * toplev.c (f_options): Add "profile" switch so that
5594 -fno-profile can be used to disable -p.
5596 2002-04-29 Bernd Schmidt <bernds@redhat.com>
5598 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
5600 * tree.c (build_common_tree_nodes_2): Likewise.
5601 * tree.h (enum tree_index): Likewise.
5602 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
5604 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
5606 (init_mmx_sse_builtins): Initialize SSE2 builtins.
5607 (ix86_expand_builtin): Add support for SSE2 builtins.
5608 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
5609 (VALID_SSE_REG_MODE): Use it.
5610 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
5611 (enum ix86_builtins): Add SSE2 builtins.
5612 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
5613 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
5614 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
5615 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
5616 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
5617 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
5618 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
5619 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
5620 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
5621 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
5622 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
5623 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
5624 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
5625 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5626 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
5627 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
5628 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
5629 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
5630 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
5631 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
5632 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
5633 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
5634 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
5635 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
5636 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
5637 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
5638 lfence_insn): New patterns.
5639 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
5640 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
5642 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
5644 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
5646 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5648 * doc/contrib.texi (Contributors): Add Paolo Carlini and
5650 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
5651 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
5652 and CPU instead of cpu.
5654 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
5656 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
5658 (lang_independent_options): Add -fif-conversion, -fif-conversion2
5659 (rest_of_compilation): Do if conversion only when asked for.
5660 (parse_options_and_default_flags): Set new variables to 1 for -O1
5661 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
5663 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5665 * i386.c (dbx64_register_map): Fix typo.
5667 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5669 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
5670 real_one_half, real_bb_freq_max): New static variables.
5671 (debug_profile_bbauxs): Kill.
5672 (process_note_predictions): Kill unused variable.
5673 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
5675 (propagate_freq): Use REAL_ARITHMETICS.
5676 (estimate_bb_frequencies): Likevise; init new static variables.
5677 * Makefile.in (predict.o): Add dependency on real.h
5679 2002-04-28 David S. Miller <davem@redhat.com>
5682 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
5683 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
5684 several {reads,writes} instead.
5685 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
5688 2002-04-27 David S. Miller <davem@redhat.com>
5691 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
5694 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
5695 including signal.h and sys/ucontext.h, not needed.
5697 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
5699 * varasm.c (output_constant_def): Correct test for not calling
5700 ENCODE_SECTION_INFO for INTEGER_CST.
5702 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
5704 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
5705 keep most cases as function eval_token.
5706 (eval_token): New function.
5707 (_cpp_parse_expr): Read token here for improved diagnostics.
5708 Don't use op_as_text. Detect bad ':' here.
5709 (reduce): Don't detect bad ':' here.
5710 (op_as_text): Remove.
5711 * cpphash.h (_cpp_test_assertion): Change prototype.
5712 * cpplib.c (_cpp_test_assertion): Change prototype.
5714 2002-04-28 Richard Henderson <rth@redhat.com>
5717 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
5718 (ggc_mark_rtx_children): New.
5720 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5723 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
5724 after call peepholes for UltraSPARC.
5725 (call + jump 64-bit peepholes): Remove.
5727 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5730 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
5731 result as temporary value.
5733 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5736 * toplev.c (rest_of_compilation): Only run regrename and copy
5737 propagation if optimizing.
5739 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5741 PR optimization/6475
5742 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
5743 register of REGNO_DECL (i).
5744 * Makefile.in (reload1.o): Add $(TREE_H).
5746 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
5748 * cppexp.c (lex): Update to use state.skip_eval.
5749 (struct op): Remove prio and flags members.
5750 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
5751 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
5752 (LEFT_ASSOC): New macro.
5753 (optab): New table of operator priorities and flags.
5755 (_cpp_parse_expr): Clean up logic. Return bool. Use a
5756 malloc-ed parser stack.
5757 (reduce): New; reduce the operator stack.
5758 (_cpp_expand_op_stack): Expand the operator stack as necessary.
5759 * cpphash.h (struct op): Predeclare.
5760 (struct cpp_reader): New members op_stack, op_limit.
5761 (struct lexer_state): New member skip_eval.
5762 (_cpp_parse_expr): Update.
5763 (_cpp_expand_op_stack): New.
5764 * cpplib.c (do_if): Update.
5765 * cppinit.c (cpp_create_reader): Create op stack.
5766 (cpp_destroy): And destroy it.
5767 * cpplib.h (CPP_LAST_CPP_OP): Correct.
5768 (TTYPE_TABLE): Correct.
5770 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5773 * c-decl.c (duplicate_decls): Call merge_weak.
5774 * c-pragma.c (apply_pragma_weak): Warn about misuse.
5775 * output.h (merge_weak): Prototype merge_weak.
5776 * varasm.c (merge_weak): New function.
5777 (declare_weak): Make sure we don't give an error on VAR_DECLs.
5778 Mark RTL with SYMBOL_REF_WEAK.
5780 2002-04-27 Kurt Garloff <garloff@suse.de>
5782 * tree-inline.c (inlinable_function_p): Improve heuristics
5783 by using a smoother function to cut down allowable inlinable size.
5784 * param.def: Add parameters max-inline-insns-single,
5785 max-inline-slope, min-inline-insns that determine the exact
5786 shape of the above function.
5787 * param.h: Likewise.
5789 2002-04-26 Richard Henderson <rth@redhat.com>
5791 * c-parse.in (malloced_yyss, malloced_yyvs): New.
5792 (yyoverflow): Re-add. Set them.
5793 (free_parser_stacks): New.
5794 * c-common.h: Declare it.
5795 * c-lex.c (c_common_parse_file): Call it.
5797 2002-04-26 Richard Henderson <rth@redhat.com>
5799 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
5800 for fallthru search.
5802 2002-04-26 Eric Christopher <echristo@redhat.com>
5804 PR optimization/3700
5805 * config/mips/mips.c (mips_issue_rate): Define. New function.
5806 (TARGET_SCHED_ISSUE_RATE): Use.
5808 2002-04-25 David S. Miller <davem@redhat.com>
5811 * reorg.c (optimize_skip): Do not allow exception causing
5812 instructions to be considered for delay slots.
5813 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
5814 (relax_delay_slots): Do not try to consider exception causing
5815 instructions as redundant.
5817 2002-04-26 Richard Henderson <rth@redhat.com>
5820 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
5822 2002-04-26 Mark Mitchell <mark@codesourcery.com>
5825 * config/i386/i386.md (untyped_call): Return the value in a float
5826 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
5829 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
5831 * tree.c (tree_int_cst_lt): Compare constants whose types differ
5832 in unsigned-ness correctly.
5834 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
5836 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
5837 portable runtime model.
5839 2002-04-26 Richard Henderson <rth@redhat.com>
5841 * c-parse.in (yyoverflow): Revert.
5843 2002-04-26 David Edelsohn <edelsohn@gnu.org>
5844 Richard Henderson <rth@redhat.com>
5846 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
5847 result as temporary value.
5849 2002-04-26 Richard Henderson <rth@redhat.com>
5852 * c-common.c (fix_string_type): Split out of ...
5853 (combine_strings): ... here. Take a varray, not a tree list.
5854 (c_expand_builtin_printf): Use fix_string_type.
5855 * c-common.h: Update decls.
5856 * c-parse.in (string): Remove. Update all uses to use STRING
5857 instead, and not call combine_strings.
5860 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
5861 (build_asm_stmt): Likewise.
5862 * objc/objc-act.c (my_build_string): Use fix_string_type.
5863 (build_objc_string_object): Build varray for combine_strings.
5865 2002-04-26 Bo Thorsen <bo@suse.co.uk>
5867 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
5870 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
5872 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
5873 (HAVE_NO_R_OPERAND): Remove.
5874 (HAVE_VALUE): Remove.
5875 (op_to_prio): Update.
5876 (UNARY): Don't alter flags.
5877 (_cpp_parse_expr): want_value used to indicate whether
5878 a number or unary operator is expected next. Distinguish
5879 unary and binary +/-.
5880 (op_as_text): Update for unary operators.
5882 2002-04-25 Richard Henderson <rth@redhat.com>
5885 * c-parse.in (yyoverflow): New.
5887 2002-04-25 Richard Henderson <rth@redhat.com>
5890 * c-common.c (shorten_compare): Simplfy conditions leading to
5891 the generation of a warning.
5893 2002-04-25 Richard Henderson <rth@redhat.com>
5896 * expmed.c (extract_bit_field): Fall through to generic code rather
5897 than aborting on subreg special case.
5899 2002-04-25 David S. Miller <davem@redhat.com>
5901 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
5902 for DECL being NULL.
5904 2002-04-25 Steve Christiansen <smc@us.ibm.com>
5906 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
5908 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
5910 * c-decl.c (grokdeclarator): Remove outdated ??? note
5911 on invalid declaration of flexible array members.
5913 2002-04-25 Richard Henderson <rth@redhat.com>
5915 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
5917 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
5919 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
5920 needed by the compiler, even if they are used as global regs.
5922 2002-04-25 Matt Hiller <hiller@redhat.com>
5924 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
5926 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
5927 of the corresponding functions.
5928 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
5931 2002-04-25 Matt Hiller <hiller@redhat.com>
5933 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
5935 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
5936 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
5937 registers, adjust comment accordingly.
5938 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5939 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
5940 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
5941 for coprocessor registers.
5942 (ADDITIONAL_REGISTER_NAMES): Include
5943 ALL_COP_ADDITIONAL_REGISTER_NAMES.
5945 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
5946 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
5947 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
5948 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
5949 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
5951 (mips_char_to_class): Adjust comment to include coprocessor
5954 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
5956 (mips_reg_names, mips_regno_to_class): Include coprocessor
5958 (mips_sw_reg_names): Ditto, make non-static.
5959 (mips_move_1word): Handle moves to and from coprocessor registers.
5960 (mips_move_2words): Handle moves to and from coprocessor
5962 (mips_class_max_nregs, mips_register_move_cost): Handle
5963 coprocessor register classes.
5964 (override_options): Initialize mips_char_to_class and
5965 mips_hard_regno_mode_ok properly for coprocessor registers.
5967 * config/mips/mips.md (movdi_internal, movdi_internal2,
5968 movsi_internal1, movsi_internal2): Add constraint-sets for
5969 coprocessor registers.
5970 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
5971 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
5973 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
5974 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
5976 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
5977 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
5979 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
5980 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
5983 * doc/tm.texi: Document feature.
5985 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5987 * integrate.c (function_attribute_inlinable_p): Simplify.
5988 Check the table pointer is not NULL.
5990 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
5992 * doc/c-tree.texi: Fix typo in introduction.
5994 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5996 * c-common.h (c_common_parse_file): Update.
5997 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5998 * c-lex.c (YYDEBUG): Get from c-lex.h.
5999 (c_common_parse_file): Update.
6000 * c-lex.h (YYDEBUG, yydebug): New.
6001 * c-parse.in (YYDEBUG): Get from c-lex.h.
6002 (c_set_yydebug): Remove.
6003 * c-tree.h (c_set_yydebug): Remove.
6004 * langhooks-def.h (lhd_do_nothing_i): New.
6005 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
6006 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
6007 * langhooks.c (lhd_do_nothing_i): New.
6008 (lhd_set_yydebug): Remove.
6009 * langhooks.h (struct lang_hooks): Update.
6010 * toplev.c (set_yydebug): New.
6011 (compile_file): Update call to parse_file hook.
6012 (decode_d_option): Update.
6014 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
6016 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
6018 * loop.c (load_mems): Don't change the interface of called functions.
6020 * calls.c (expand_call): Take current_function_pretend_args_size
6021 into account when setting argblock for sibcalls.
6023 2002-04-24 Matt Hiller <hiller@redhat.com>
6025 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
6028 * cpplex.c (skip_line_comment): Process comment one multibyte
6029 character at a time rather than one char at a time, if
6031 (parse_string): Process string one multibyte character at a time
6032 rather than one char at a time, if appropriate.
6033 * c-lex.c (lex_string): Lex and copy multibyte strings
6035 * cpplib.h (cppchar_t): Change to unsigned.
6037 2002-04-24 Richard Henderson <rth@redhat.com>
6040 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
6043 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
6045 * sh.c (sh_va_arg): If argument was passed by reference,
6046 dereference the pointer.
6048 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
6050 * sh.md (divsi3_i4_media): Use match_operand for input values
6051 rather than hard registers.
6052 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
6053 unnecessarily through hard registers. Keep copies of pseudo
6054 registers outside of the libcall sequence.
6056 * sh.md (casesi_shift_media): Add modes.
6058 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
6061 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
6063 * attribs.c (c_common_attribute_table): Move table and handlers
6065 (format_attribute_table, lang_attribute_table,
6066 lang_attribute_common): Remove.
6067 (init_attributes): Replace NULL pointers with pointers to the
6069 (handle_packed_attribute, handle_nocommon_attribute,
6070 handle_common_attribute, handle_noreturn_attribute,
6071 handle_noinline_attribute, handle_always_inline_attribute,
6072 handle_used_attribute, handle_unused_attribute,
6073 handle_const_attribute, handle_transparent_union_attribute,
6074 handle_constructor_attribute, handle_destructor_attribute,
6075 handle_mode_attribute, handle_section_attribute,
6076 handle_aligned_attribute, handle_weak_attribute,
6077 handle_alias_attribute, handle_visibility_attribute,
6078 handle_no_instrument_function_attribute, handle_malloc_attribute,
6079 handle_no_limit_stack_attribute, handle_pure_attribute,
6080 handle_deprecated_attribute, handle_vector_size_attribute,
6081 vector_size_helper): Move to c-common.c.
6082 * c-common.c (c_common_attribute_table,
6083 handle_packed_attribute, handle_nocommon_attribute,
6084 handle_common_attribute, handle_noreturn_attribute,
6085 handle_noinline_attribute, handle_always_inline_attribute,
6086 handle_used_attribute, handle_unused_attribute,
6087 handle_const_attribute, handle_transparent_union_attribute,
6088 handle_constructor_attribute, handle_destructor_attribute,
6089 handle_mode_attribute, handle_section_attribute,
6090 handle_aligned_attribute, handle_weak_attribute,
6091 handle_alias_attribute, handle_visibility_attribute,
6092 handle_no_instrument_function_attribute, handle_malloc_attribute,
6093 handle_no_limit_stack_attribute, handle_pure_attribute,
6094 handle_deprecated_attribute, handle_vector_size_attribute,
6095 vector_size_helper): Move from attribs.c.
6096 * c-common.h (c_common_attribute_table,
6097 c_common_format_attribute_table): New.
6098 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
6099 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
6100 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
6101 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
6102 (LANG_HOOKS_INITIALIZER): Update.
6103 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
6104 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
6105 * target.h: Update comment.
6106 * tree.c (default_target_attribute_table): Remove.
6107 * tree.h (default_target_attribute_table, format_attribute_table,
6108 lang_attribute_table, lang_attribute_common): Remove.
6110 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
6111 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
6113 2002-04-24 Jason Merrill <jason@redhat.com>
6115 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
6116 * dwarf2out.c (dwarf_attr_name): Support it.
6117 (gen_array_type_die): Emit it.
6118 (lookup_type_die): No special handling for VECTOR_TYPE.
6119 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
6121 2002-04-24 Richard Henderson <rth@redhat.com>
6123 * config/mips/mips.md (movdi_usd): Renumber.
6125 2002-04-24 David S. Miller <davem@redhat.com>
6128 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
6129 32-bit Sparc and current_function_returns_struct is true.
6131 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
6133 * loop.c (canonicalize_condition): Use gen_int_mode.
6135 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
6137 * config/rs6000/altivec.h: Cleanup file. Add non individual
6159 (vec_vcmpequb): New.
6160 (vec_vcmpequh): New.
6161 (vec_vcmpequw): New.
6162 (vec_vcmpeqfp): New.
6163 (vec_vcmpgefp): New.
6164 (vec_vcmpgtub): New.
6165 (vec_vcmpgtsb): New.
6166 (vec_vcmpgtuh): New.
6167 (vec_vcmpgtsh): New.
6168 (vec_vcmpgtuw): New.
6169 (vec_vcmpgtsw): New.
6170 (vec_vcmpgtfp): New.
6171 (vec_vcmpgefp): New.
6176 (vec_vexptefp): New.
6181 (vec_lde): Add vector float variant.
6186 (vec_vmhaddshs): New.
6208 (vec_vmladduhm): New.
6209 (vec_vmhraddshs): New.
6211 (vec_vmsummbm): New.
6212 (vec_vmsumuhm): New.
6213 (vec_vmsumshm): New.
6214 (vec_vmsumuhs): New.
6215 (vec_vmsumshs): New.
6224 (vec_vnmsubfp): New.
6242 (vec_vrsqrtefp): New.
6253 (vec_vspltisb): New.
6254 (vec_vspltish): New.
6255 (vec_vspltisw): New.
6280 (vec_vsum4ubs): New.
6281 (vec_vsum4sbs): New.
6282 (vec_vsum4shs): New.
6283 (vec_vsum2sws): New.
6294 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
6297 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
6298 added literals from substracted literals.
6299 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
6300 (fold) [associate]: Preserve MINUS_EXPR if needed.
6302 2002-04-23 Zack Weinberg <zack@codesourcery.com>
6304 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
6307 2002-04-23 Tom Tromey <tromey@redhat.com>
6309 * gcc.c: Added --resource. For PR java/6314.
6311 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6313 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
6314 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
6317 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6319 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
6321 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
6323 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
6325 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
6326 (ix86_expand_clrstr): Fix typo.
6327 * loop.c (gen_load_of_final_value): New.
6328 (loop_givs_rescan, strength_reduce, check_dbra_loop):
6331 2002-04-23 Roger Sayle <roger@eyesopen.com>
6333 * builtins.c (builtin_memset_gen_str): New function.
6334 (expand_builtin_memset): Optimize the case of constant length, but
6337 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
6339 * config/rs6000/altivec.h (vec_step): Remove extraneous
6341 (vec_ctu): Cast return.
6343 2002-04-23 Alan Modra <amodra@bigpond.net.au>
6346 * function.h: (struct function): Add profile_label_no field.
6347 (current_function_profile_label_no): Define.
6348 * function.c: (profile_label_no): New static var.
6349 (expand_function_start): Increment it, and copy to
6350 current_function_profile_label_no.
6351 * output.h (profile_label_no): Delete.
6352 * final.c (profile_label_no): Delete.
6353 (profile_function): Use current_function_profile_label_no.
6354 (final_end_function): Don't increment profile_label_no here.
6355 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
6356 profile_label_no with current_function_profile_label_no.
6357 * config/pa/pa.c (current_function_number): Delete.
6358 (pa_output_function_prologue): Don't output profile label here.
6359 (hppa_profile_hook): Use label_no param rather than
6360 current_function_number.
6361 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
6362 * config/pa/pa.h: .. here.
6363 (FUNCTION_PROFILER): Output profile label here.
6365 2002-04-22 Eric Christopher <echristo@redhat.com>
6367 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
6368 patch of 2002-04-09 due to binutils issues.
6369 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
6371 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6373 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
6374 constraint to 'o' for m=r and r=m alternatives.
6375 ("*movv8hi_internal1"): Same.
6376 ("*movv16qi_internal1"): Same.
6377 ("*movv4sf_internal1"): Same.
6379 2002-04-22 Janis Johnson <janis187@us.ibm.com>
6381 * rtl.h (RTX_FLAG): New macro.
6382 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
6383 * final.c (alter_subreg): Use macro to access rtx flag.
6384 * integrate.c (copy_rtx_and_substitute): Use new access macro.
6385 * print-rtl.c (print_rtx): Use new access macro.
6387 * cse.c (insert): Check rtx code before accessing flag.
6389 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
6390 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
6391 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
6392 convert_const_symbol_ref, make_canonical, make_alternative_compare,
6393 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
6394 simplify_test_exp, optimize_attrs, simplify_by_exploding,
6395 find_and_mark_used_attributes, unmark_used_attributes,
6396 add_values_to_cover, simplify_with_current_value,
6397 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
6398 copy_rtx_unchanging, main): Use new access macros.
6400 2002-04-22 Tom Rix <trix@redhat.com>
6402 * expmed.c (init_expmed): Generate shifted constant once.
6404 2002-04-22 Zack Weinberg <zack@codesourcery.com>
6406 * c-lex.c (lex_charconst): Call convert to get constant in
6407 proper type; don't just smash the type field.
6410 * config.gcc: Add list of obsolete configurations. Disallow
6411 building these without --enable-obsolete.
6412 * doc/install.texi: Document --enable-obsolete and obsoletion
6413 policy. Mention obsoletion of individual targets in
6416 2002-04-22 Richard Henderson <rth@redhat.com>
6418 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
6420 2002-04-22 Mark Mitchell <mark@codesourcery.com>
6423 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
6424 (walk_fixup_memory_subreg): Likewise.
6425 (fixup_var_refs_insn): Adjust accordingly.
6426 (fixup_var_refs_1): Likewise.
6428 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
6430 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
6431 LIBPATH_ARCH64_SPEC): Define.
6432 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
6433 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
6434 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
6435 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
6437 2002-04-22 Joel Sherrill <joel@OARcorp.com>
6439 * gthr-rtems.h: Correct prototypes to remove warnings.
6441 2002-04-22 Richard Henderson <rth@redhat.com>
6444 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
6446 * gcse.c (free_insn_expr_list_list): New.
6447 (clear_modify_mem_tables): Use it. Fix bit set usage.
6448 (canon_list_insert): Use EXPR_LISTs for expressions.
6449 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
6451 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
6453 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
6454 file change and include code to _cpp_pop_buffer.
6455 * cpphash.h (struct pending_option): Predeclare.
6456 (struct cpp_reader): New member next_include_file.
6457 (_cpp_pop_file_buffer): Update.
6458 (_cpp_push_next_buffer): Update, rename.
6459 * cppinit.c (cpp_destroy): Free include chain and pending here.
6460 (cpp_finish_options): Simplify.
6461 (_cpp_push_next_buffer): Rename and clean up.
6462 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
6464 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
6466 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6468 * config/rs6000/altivec.h (vec_xor): Add variant for both args
6469 being vector signed int.
6471 (vec_xor): Add variant for both args being vector signed char.
6472 Remove redundant variant.
6475 2002-04-21 David S. Miller <davem@redhat.com>
6477 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
6478 compare mode in output RTL.
6480 2002-04-22 David Edelsohn <edelsohn@gnu.org>
6482 * config/rs6000/rs6000.c (rs6000_override_options): Correct
6483 style and formatting of previous patch.
6485 2002-04-22 Alan Modra <amodra@bigpond.net.au>
6487 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
6488 flag_pic for ABI_AIX.
6490 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6492 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
6493 * cppfiles.c (read_include_file): Similarly.
6494 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
6495 uxstrdup ustrchr, ufputs): Similarly.
6496 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
6497 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
6498 cpp_ideq, parse_identifier, parse_number): Similarly.
6499 * cpplib.c (struct directive, dequote_string, D, run_directive,
6500 cpp_push_buffer): Similarly.
6501 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
6502 _cpp_create_definition, check_trad_stringification,
6503 cpp_macro_definition): Similarly.
6505 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6507 * cppmacro.c (funlike_invocation_p): Don't step back
6510 2002-04-21 David Edelsohn <edelsohn@gnu.org>
6512 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
6515 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
6517 * doc/invoke.texi: Remove Chill references.
6518 * doc/gcc.texi: Update last modified date.
6520 2002-04-20 Kazu Hirata <kazu@hxi.com>
6522 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
6523 push and pop. Replace add.l with add.w.
6525 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6527 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
6528 multiply instructions for H8/300H case.
6530 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6532 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
6533 Bum three instructions from each routine.
6535 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
6537 * Makefile.in: Update.
6538 * decl.c (push_c_function_context, pop_c_function_context,
6539 mark_c_function_context): Rename for consistency.
6540 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
6541 * c-tree.h (push_c_function_context, pop_c_function_context,
6542 mark_c_function_context): Rename for consistency.
6543 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6544 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6545 * function.c (init_lang_status, save_lang_status,
6546 restore_lang_status, mark_lang_status, free_lang_status):
6547 Move to langhooks.h.
6548 (push_function_context_to, pop_function_context_from,
6549 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
6551 * function.h (init_lang_status, save_lang_status,
6552 restore_lang_status, mark_lang_status, free_lang_status):
6553 Move to langhooks.h.
6554 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
6555 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
6556 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
6557 LANG_HOOKS_FUNCTION_INITIALIZER): New.
6558 (LANG_HOOKS_INITIALIZER): Update.
6559 (lhd_do_nothing_f): New.
6560 * langhooks.h (struct lang_hooks_for_functions): New.
6561 (struct lang_hooks): New hooks.
6562 * langhooks.c (lhd_do_nothing_f): New.
6564 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6565 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6567 2002-04-19 David S. Miller <davem@redhat.com>
6569 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
6570 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
6572 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6574 PR optimization/3756
6575 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
6576 x = ((int) y < 0) ? cst1 : cst2.
6578 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6581 * function.c: Reapply patch for c/6358.
6582 (expand_function_end): Copy decl_rtl's mode, not
6583 current_function_return_rtx mode.
6585 2002-04-19 Joel Sherrill <joel@OARcorp.com>
6587 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
6590 2002-04-19 Tom Tromey <tromey@redhat.com>
6592 * doc/install.texi (Specific): Update status of Solaris 2.8.
6595 2002-04-19 Andreas Schwab <schwab@suse.de>
6597 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
6598 (PUT_REAL): Restore old definition.
6600 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
6601 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6603 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
6604 binutils 2.11.2 and higher generate smaller binaries than Sun's
6607 2002-04-19 Mark Mitchell <mark@codesourcery.com>
6610 * toplev.c (rest_of_compilation): Do not defer functions for which
6611 TREE_SYMBOL_REFERENCED has already been set.
6613 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
6615 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
6618 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
6620 * builtins.c: Include langhooks.h.
6621 (lang_type_promotes_to): Remove.
6622 (expand_builtin_va_arg): Use new hook.
6623 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
6624 (simple_type_promotes_to): Move to c-typeck.c.
6625 * c-common.h (simple_type_promotes_to): Remove.
6626 * c-decl.c (duplicate_decls, grokdeclarator): Update.
6627 * c-format.c: Include langhooks.h.
6628 (check_format_types): Update.
6629 * c-tree.h (c_type_promotes_to): New.
6630 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
6631 (type_lists_compatible_p): Update.
6632 * langhooks-def.h (lhd_type_promotes_to): New.
6633 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
6634 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6635 * langhooks.c (lhd_type_promotes_to): New.
6636 * langhooks.h (struct lang_hooks_for_types): New hook.
6637 * tree.h (lang_type_promotes_to): Remove.
6639 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
6641 2002-04-18 Richard Henderson <rth@redhat.com>
6643 * function.c: Revert patch for c/6358.
6645 2002-04-18 Richard Henderson <rth@redhat.com>
6647 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
6648 blocks. Handle multiple references to the TRAP block. Handle
6649 non-adjacent THEN and OTHER blocks.
6651 2002-04-18 Richard Henderson <rth@redhat.com>
6653 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
6654 crash with no type for by-mode libcalls.
6656 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
6658 2002-04-18 Bob Wilson <bob.wilson@acm.org>
6660 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
6661 __xtensa_nonlocal_goto): Use a syscall instructions to flush
6662 the register windows.
6664 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6666 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
6667 appropriate. Document need for extended precision even when
6668 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
6669 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
6670 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
6671 instead of relying on later syntax error when REAL_WIDTH > 5.
6672 * real.c: Define NE based only on whether or not we have a
6673 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
6674 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
6675 define GET_REAL and PUT_REAL as simple memcpy operations; no
6676 need to byteswap or round.
6677 Use #error instead of #ifdef-ing out the entire file, for
6678 prompt error detection.
6680 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
6682 2002-04-18 David S. Miller <davem@redhat.com>
6684 * config/sparc/sparc.h (BRANCH_COST): Define.
6686 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
6689 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
6691 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
6692 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
6693 propagate_block calls after relaxation loop using new variable
6694 stabilized_prop_flags.
6696 2002-04-18 Richard Henderson <rth@redhat.com>
6698 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
6699 (ia64_va_arg): Expect variable sized types by reference.
6700 * config/ia64/ia64-protos.h: Update.
6701 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
6702 ia64_function_arg_pass_by_reference.
6704 2002-04-18 Richard Henderson <rth@redhat.com>
6706 * ifcvt.c: Include except.h.
6707 (block_has_only_trap): Break out from find_cond_trap.
6708 (find_cond_trap): Use it. Always delete the trap block.
6709 (merge_if_block): Allow then block null. Be less simplistic about
6710 what insns can end a block.
6711 * Makefile.in (ifcvt.o): Depend on except.h.
6713 * config/ia64/ia64.md (trap, conditional_trap): New.
6715 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6718 * function.c (assign_parms): Assign hard current_function_return_rtx
6720 (expand_function_end): ...not here.
6722 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
6724 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6725 * c-tree.h (c_incomplete_type_error): New.
6726 * c-typeck.c (require_complete_type, build_component_ref): Update.
6727 (incomplete_type_error): Rename.
6728 * langhooks-def.h (lhd_incomplete_type_error): New.
6729 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
6730 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6731 * langhooks.c (lhd_incomplete_type_error): New.
6732 * langhooks.h (struct lang_hooks_for_types): New hook.
6733 * tree.c (size_in_bytes): Use new hook.
6734 * tree.h (incomplete_type_error): Remove.
6736 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6738 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6740 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
6741 TARGET_FLOAT_FORMAT blocks.
6743 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6745 * doc/install.texi (Downloading the source): Do not mention Chill
6746 any longer, but mention Ada.
6747 (Configuration): Do not mention Chill any longer.
6749 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
6751 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
6753 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
6755 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
6758 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6760 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
6761 instead of unsigned_type.
6763 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
6765 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
6766 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
6769 2002-04-18 Bernd Schmidt <bernds@redhat.com>
6771 * attribs.c (vector_type_node_list): New static variable.
6772 (handle_vector_size_attribute): Use it to avoid generating a
6773 new type node each time we are called.
6775 * combine.c (subst): Avoid trying to make a vector mode subreg of
6776 an integer constant.
6777 (gen_lowpart_for_combine): Likewise.
6779 2002-04-18 Roger Sayle <roger@eyesopen.com>
6780 Jakub Jelinek <jakub@redhat.com>
6782 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
6783 for integer constant c (if x has unsigned type or sign bit is not
6784 set in c). This folds the zero/sign extension into the bit-wise and
6787 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6790 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
6793 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
6795 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
6797 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
6799 * gcc.c (read_specs): Detect and fail if an attempt is made to
6800 rename a spec string to an already existing string.
6802 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6804 * config/s390/s390.c (legitimize_pic_address): Do not generate
6805 illegal address constant without CONST.
6807 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6809 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
6810 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6812 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6814 PR optimization/6305
6815 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
6816 to make sure previous reloads are taken into account. Generate
6817 better code if one operand is an in-range immediate constant.
6819 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
6821 * doc/install.texi (Building): libgcj requires GNU make.
6823 2002-04-17 Jakub Jelinek <jakub@redhat.com>
6826 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
6827 even if hard quad and register is not floating.
6828 (movtf reg<-mem split): Disallow splitting if hard quad and
6829 register is floating.
6830 (movtf mem<-reg split): Likewise.
6831 * config/sparc/sparc.c (fp_register_operand): New predicate.
6832 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
6834 2002-04-17 Zack Weinberg <zack@codesourcery.com>
6836 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
6837 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
6838 (unprotoize.o): Ditto. Build from protoize.c. Define
6839 UNPROTOIZE on command line.
6840 * protoize.c: Include cppdefault.h. Delete include_defaults.
6841 (in_system_include_dir): Use cpp_include_defaults (defined in
6843 * unprotoize.c: Delete file.
6845 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
6847 * config/rs6000/altivec.h (vec_ld): Add array variants.
6851 2002-04-17 Alan Matsuoka <alanm@redhat.com>
6852 Aldy Hernandez <aldyh@redhat.com>
6854 * config/rs6000/altivec.h: Define __ALTIVEC__.
6861 Add parentheses to all macro arguments.
6863 2002-04-16 Richard Henderson <rth@redhat.com>
6866 * except.c (remove_eh_handler): Insert inner regions at beginning
6867 of sibling chain. Refactor expressions.
6869 2002-04-16 Richard Henderson <rth@redhat.com>
6871 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
6872 * config/sparc/sol2-gas-bi.h: New file.
6873 * config.gcc (sparc*-solaris): Add it as needed.
6874 * configure.in (AS_SPARC64_FLAG): Remove check.
6875 * config.in, configure: Regenerate.
6877 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
6879 2002-04-16 Richard Henderson <rth@redhat.com>
6881 * config/mips/mips.c (override_options): Don't override N32 for
6885 * config/mips/mips.md (can_delay): Split out of existing define_delays.
6886 (HILO_delay): Set can_delay false.
6888 2002-04-16 Dale Johannesen <dalej@apple.com>
6890 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
6891 instruction addresses.
6892 (rs6000_output_function_epilogue): Likewise.
6894 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
6896 * c-parse.in (poplevel, compstmt_start,
6897 compstmt_primary_start): Add ending ';', in accordance
6900 2002-04-16 Richard Henderson <rth@redhat.com>
6902 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
6903 Adjust tm_file order to get TARGET_DEFAULT set properly.
6904 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
6905 * doc/install.texi (sparc-solaris): Update.
6907 2002-04-16 Dale Johannesen <dalej@apple.com>
6909 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
6910 comparison operands do not match each other or if modes of
6911 conditions do not match result.
6913 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
6916 * config/s390/s390.md (mulsidi3): Set both subregs of the
6919 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
6921 * config/rs6000/altivec.h (vec_addc): Type check.
6923 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6926 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
6928 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
6930 2002-04-15 Richard Henderson <rth@redhat.com>
6932 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
6933 call_really_used_regs too.
6935 2002-04-15 Richard Henderson <rth@redhat.com>
6937 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
6939 2002-04-15 David S. Miller <davem@redhat.com>
6941 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
6944 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6947 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
6948 CONST_VECTOR is { 0, ... 0 }.
6950 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
6952 * doc/install.texi (Installing GCC: Configuration): Clarify
6953 the only supported ways to configure gcc.
6955 2002-04-15 Roland McGrath <roland@frob.com>
6957 * config.gcc (alpha*-*-gnu*): New target configuration.
6958 * config/alpha/gnu.h: New file for it.
6959 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
6961 2002-04-16 Mark Mitchell <mark@codesourcery.com>
6963 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
6964 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
6965 * tree.h (expand_start_stmt_expr): Update prototype.
6966 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
6967 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
6968 on the STMT_EXPR created for the inline function.
6970 2002-04-15 Richard Henderson <rth@redhat.com>
6972 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
6973 config/i386/linux-aout.h, config/i386/linux-oldld.h,
6974 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6975 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
6976 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
6977 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
6978 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
6979 Define __gnu_linux__, not gnu_linux.
6980 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
6982 2002-04-15 Mark Mitchell <mark@codesourcery.com>
6984 Remove Chill front end.
6985 * gcc.c (default_compilers): Remove Chill entries.
6986 * ch: Remove directory.
6987 * doc/frontends.texi: Remove information about Chill.
6988 * doc/sourcebuild.texi: Likewise.
6989 * doc/standards.texi: Likewise.
6991 2002-04-15 Douglas B Rupp <rupp@gnat.com>
6993 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
6994 (LONGLONG_STANDALONE): Define.
6996 2002-04-15 David S. Miller <davem@redhat.com>
6998 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
6999 Call emit_library_call with LCT_NORMAL.
7000 (sparc_initialize_trampoline): Use LCT_foo instead of
7001 magic constant in emit_library_call invocations.
7002 (sparc64_initialize_trampoline): Likewise.
7003 (sparc_profile_hook): Likewise.
7004 * config/sparc/sparc.md: Likewise.
7006 * config/sparc/sparc.c (sparc_extra_constraint_check):
7007 Fix type of argument 'c'.
7008 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
7011 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7013 * diagnostic.h (output_buffer_state): Redefine.
7014 (output_format_decoder): New macro.
7015 (output_prefixing_rule): Likewise.
7016 (output_line_cutoff): Likewise.
7017 (diagnostic_format_decoder): Adjust.
7018 (diagnostic_prefixing_rule): Likewise.
7019 (diagnostic_line_cutoff): Likewise.
7020 (diagnostic_state): Likewise.
7021 (diagnostic_kind_count): Likewise.
7022 (diagnostic_buffer): Now a macro.
7024 * diagnostic.c (diagnostic_buffer): Remove definition.
7025 (output_is_line_wrapping): Adjust.
7026 (set_real_maximum_length): Likewise.
7027 (output_set_maximum_length): Likewise.
7028 (init_output_buffer): Likewise.
7029 (lhd_print_error_function): Likewise.
7030 (output_do_verbatim): Likewise.
7032 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
7034 * cpperror.c (print_location): Don't print include chain
7036 (cpp_begin_message): Update to use DL_ macros.
7037 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
7038 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
7039 cpp_notice, cpp_notice_from_errno): Remove.
7040 (cpp_error, cpp_error_with_line): Update to take a diagnostic
7043 * cppexp.c (CPP_ICE): Remove.
7044 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
7045 lex, integer_overflow, _cpp_parse_expr): Update.
7046 * cppfiles.c (read_include_file, find_include_file,
7047 handle_missing_header, _cpp_read_file, remap_filename): Update.
7048 * cpphash.h (enum error_type): Remove.
7049 (_cpp_begin_message): Update.
7050 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
7051 cpp_handle_option, cpp_post_options): Update.
7052 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
7053 skip_whitespace, parse_identifier, parse_slow, parse_string,
7054 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
7055 cpp_interpret_charconst): Update.
7056 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
7057 lex_macro_node, do_undef, glue_header_name, parse_include,
7058 do_include_common, read_flag, do_line, do_linemarker, do_ident,
7059 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
7060 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
7061 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
7062 _cpp_pop_buffer, do_diagnostic): Update.
7063 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
7064 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
7065 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
7066 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
7067 cpp_notice, cpp_notice_from_errno): Remove.
7068 (cpp_error, cpp_error_with_line): Update to take a diagnostic
7071 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
7072 collect_args, enter_macro_context, save_parameter, parse_params,
7073 _cpp_create_definition, check_trad_stringification,
7074 cpp_macro_definition): Update.
7075 * cppmain.c (cpp_preprocess_file): Update.
7076 * fix-header.c (read_scan_file): Update.
7078 2002-04-14 Andreas Schwab <schwab@suse.de>
7080 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
7082 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
7084 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
7086 2002-04-13 Mark Mitchell <mark@codesourcery.com>
7088 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
7091 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
7093 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
7095 2002-04-13 Joel Sherrill <joel@OARcorp.com>
7097 * config/sparc/t-elf: Enable v8 multilibs. Impacts
7098 sparc-elf and sparc-rtems targets.
7100 2002-04-13 Mark Mitchell <mark@codesourcery.com>
7102 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
7103 defined, and __gnu_hurd__ wherever __GNU__ is defined.
7104 * arm/linux-elf.h: Likewise.
7105 * cris/aout.h: Likewise.
7106 * cris/linux.h: Likewise.
7107 * i370/linux.h: Likewise.
7108 * i386/gnu.h: Likewise.
7109 * i386/linux-aout.h: Likewise.
7110 * i386/linux-oldld.h: Likewise.
7111 * i386/linux.h: Likewise.
7112 * i386/linux64.h: Likewise.
7113 * ia64/linux.h: Likewise.
7114 * m68k/linux-aout.h: Likewise.
7115 * m68k/linux.h: Likewise.
7116 * mips/linux.h: Likewise.
7117 * pa/pa-linux.h: Likewise.
7118 * pj/linux.h: Likewise.
7119 * rs6000/sysv4.h: Likewise.
7120 * s390/linux.h: Likewise.
7121 * sh/linux.h: Likewise.
7122 * sparc/linux-aout.h: Likewise.
7123 * sparc/linux.h: Likewise.
7124 * sparc/linux64.h: Likewise.
7125 * xtensa/linux.h: Likewise.
7127 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
7129 * stmt.c (check_unique_operand_names): Expect operand names to
7130 be strings rather than identifiers. Use simple_cst_equal to
7132 (resolve_operand_name_1): Make same identifier to string change here.
7133 * c-parse.in (asm_operand): Convert a named operand into a string.
7134 * cp/parse.y (asm_operand): Likewise.
7136 2002-04-13 Andreas Schwab <schwab@suse.de>
7138 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
7140 2002-04-12 Mark Mitchell <mark@codesourcery.com>
7142 Revert these changes:
7144 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7147 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7149 2002-04-12 Richard Henderson <rth@redhat.com>
7151 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
7152 (sparc*-*-solaris): Clean up header files.
7153 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
7154 and plan on generating 64-bit code.
7155 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
7156 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
7157 * config/sparc/sol2-sld-64.h: Rename ...
7158 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
7159 for AS_SPARC64_FLAG not defined.
7160 * config/sparc/sol2-gld-bi.h: New.
7161 * config/sparc/sol2-sld.h: Remove.
7162 * config/sparc/sol26-sld.h: New.
7163 * config/sparc/sol2.h: Tidy comments.
7164 * doc/install.texi: Document sparc-solaris configury changes.
7166 2002-04-12 Richard Henderson <rth@redhat.com>
7168 * recog.c (offsettable_address_p): Match the logic in adjust_address.
7170 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
7171 in 64-bit mode only. Use only for 32-bit or MEDLOW.
7173 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7175 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
7177 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
7179 * pa.c (pa_can_combine_p): Call extract_insn before calling
7182 2002-04-12 Douglas B Rupp <rupp@gnat.com>
7184 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
7185 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
7186 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7187 (CPP_PREDEFINES): Handle __declspec.
7188 * config/i386/t-interix (USER_H): Remove.
7190 2002-04-12 DJ Delorie <dj@redhat.com>
7192 * integrate.c (compare_blocks): Make comparisons safe for when
7193 sizeof(int) < sizeof(char *).
7194 (find_block): Likewise.
7196 2002-04-12 Jan Hubicka <jh@suse.cz>
7197 David Edelsohn <edelsohn@gnu.org>
7199 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
7201 (symbol_ref_operand): New.
7202 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
7203 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
7205 2002-04-12 Andreas Schwab <schwab@suse.de>
7207 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
7208 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
7209 overrides the definition in config/svr4.h.
7211 2002-04-12 Eric Norum <eric.norum@usask.ca>
7213 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
7214 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
7215 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
7216 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
7217 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
7218 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
7219 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
7220 definitions to config/rtems.h and make the targets more similar.
7222 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7224 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
7225 POINTERS_EXTEND_UNSIGNED.
7226 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
7227 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
7229 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
7232 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
7234 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
7235 depends on TARGET_SHMEDIA, not TARGET_SH5.
7237 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
7239 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
7240 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
7242 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
7244 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
7247 2002-04-12 Andreas Schwab <schwab@suse.de>
7249 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
7251 2002-04-12 Richard Henderson <rth@redhat.com>
7254 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
7256 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
7257 modes spanning multiple hard regs.
7259 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
7261 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7263 * pa.c (pa_output_function_prologue): Don't accumulate the total
7264 number of code bytes when using TARGET_64BIT, or gas, SOM and not
7265 the portable runtime.
7266 (output_deferred_plabels): Handle 64bit plabels.
7267 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
7268 generating pic code using the GAS assembler for object formats that
7269 are not SOM (ie., ELF32 and ELF64).
7270 (output_millicode_call): Check attribute type if attribute length is 28.
7271 Likewise use $PIC_pcrel$0. Only call get_attr_length and
7272 dbr_sequence_length once.
7273 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
7274 dbr_sequence_length once.
7275 * pa.h (TARGET_SOM): Define if not defined.
7276 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
7277 with GAS and not SOM.
7278 (jump, call_internal_reg, call_value_internal_reg): Likewise.
7279 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
7281 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7283 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
7284 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
7285 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
7286 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
7287 elfos.h and dbxelf.h values are fine now.
7288 * config/i386/freebsd.h, config/alpha/freebsd.h
7289 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
7291 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7293 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
7294 or set Acpu or Amachine. Reformat.
7295 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7297 (LINK_SPEC): Do not need to undef.
7298 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
7299 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
7300 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7302 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
7303 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
7304 (LINK_SPEC): Do not need to undef.
7305 (DONT_USE_BUILTIN_SETJMP): Do not define.
7306 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
7307 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
7308 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
7309 Remove trailing spaces.
7310 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
7311 __ELF__, or set Acpu or Amachine. Reformat.
7312 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7315 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7317 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
7318 all other *-*-freebsd* targets.
7320 2002-04-11 Richard Henderson <rth@redhat.com>
7322 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
7324 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7326 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
7327 Include {cpu}/{cpu}.h thru tm_file.
7328 (alpha*-*-linux*ecoff): Remove target.
7329 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
7330 (LINK_SPEC): Remove, is not OS independent.
7331 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
7332 (LINK_SPEC): Do not need to #undef any longer.
7333 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
7335 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
7337 (LINK_SPEC): Moved here from alpha/elf.h.
7338 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
7340 * config/alpha/linux-ecoff.h: Remove.
7341 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
7342 (CPP_SPEC): Define _POSIX_SOURCE as needed.
7343 (CPP_SUBTARGET_SPEC): Do not define.
7344 (LINK_SPEC): Do not need to #undef any longer.
7345 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
7346 * config/alpha/vms.h: Likewise.
7348 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
7350 * doc/extend.texi: Remove old claim that typedefs cannot have
7351 an alignment attribute.
7353 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7355 PR optimization/6177
7356 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
7357 bitpos is 0 and bitsize CONCAT size.
7359 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7362 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
7364 2002-04-10 David O'Brien <obrien@FreeBSD.org>
7366 * config/alpha/freebsd.h: Minor reformatting.
7367 (CPP_SPEC): Define ELF and add cpp_subtarget.
7368 (ASM_SPEC): No longer needed.
7370 2002-04-11 Richard Henderson <rth@redhat.com>
7372 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
7373 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
7374 (dimode mem/zero splitter): New.
7376 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
7378 * config/cris/cris.c (cris_override_options): Tweak error message
7379 for PIC not implemented.
7381 * config/cris/cris.h: Tweak comments related to parameter-passing.
7383 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
7385 2002-04-10 Richard Henderson <rth@redhat.com>
7387 * except.c (add_ehl_entry): Allow duplicates after landing pad
7390 2002-04-10 David Edelsohn <edelsohn@gnu.org>
7392 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
7394 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
7396 * c-decl.c (c_init_decl_processing): Move generation of
7397 decls for g77_integer_type_node and friends from here ...
7398 * c-common.c (c_common_nodes_and_builtins): ... to here.
7400 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
7402 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
7403 is only used as frame pointer when frame_pointer_needed is true.
7405 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
7408 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
7409 for the fact that the pool entry uses two words.
7410 (movdf_hard_insn): Similarly. Also, ADR instruction can span
7412 (movdf_soft_insn): Similarly.
7413 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
7414 for the fact that the pool entry uses three words.
7416 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
7418 * config/mips/mips.c (mips_va_arg): When using the struct version
7419 of the EABI va_list, allow arguments in the register save area to
7420 take up less room than a stack argument.
7422 2002-04-10 Richard Henderson <rth@redhat.com>
7424 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
7425 if EXPAND_INITIALIZER.
7427 2002-04-09 Richard Henderson <rth@redhat.com>
7429 * config/alpha/alpha.md (movdi_er_maybe_g): New.
7430 * config/alpha/alpha.c (alpha_expand_mov): Use it.
7432 2002-04-10 Alan Modra <amodra@bigpond.net.au>
7434 PR optimization/6233
7435 * rtlanal.c (pure_call_p): New function.
7436 * rtl.h (pure_call_p): Declare.
7437 * loop.c (prescan_loop): Use it to set has_nonconst_call.
7438 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
7440 2002-04-09 Eric Christopher <echristo@redhat.com>
7442 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
7443 information to .comm directive.
7445 2002-04-09 Richard Henderson <rth@redhat.com>
7448 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
7450 2002-04-09 Richard Henderson <rth@redhat.com>
7452 * basic-block.h (flow_delete_block_noexpunge): Declare.
7453 (expunge_block_nocompact): Declare.
7454 * cfg.c (expunge_block_nocompact): Split out from ...
7455 (expunge_block): ... here.
7456 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
7457 (flow_delete_block_noexpunge): Split out from ...
7458 (flow_delete_block): ... here.
7459 * cfgcleanup.c (delete_unreachable_blocks): Compact while
7460 removing dead blocks.
7461 * except.c (exception_handler_labels): Remove.
7462 (exception_handler_label_map): New.
7463 (struct eh_region): Add aka member.
7464 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
7465 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
7466 (for_each_eh_label, for_each_eh_label_1): New.
7467 (init_eh): Register exception_handler_label_map.
7468 (free_eh_status): Use free_region.
7469 (find_exception_handler_labels): Use the map, not the list.
7470 (remove_exception_handler_label): Likewise.
7471 (maybe_remove_eh_handler): Likewise.
7472 (remove_eh_handler): Use the region aka bitmap.
7473 * except.h (exception_handler_labels): Remove.
7474 (for_each_eh_label): Declare.
7475 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
7476 * loop.c (invalidate_loops_containing_label): New.
7477 (find_and_verify_loops): Use it. Use for_each_eh_label.
7478 * sched-rgn.c (is_cfg_nonregular): Use
7479 current_function_has_exception_handlers.
7481 2002-04-09 Richard Henderson <rth@redhat.com>
7483 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
7484 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
7485 Do not return changed status.
7486 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
7487 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
7488 New functions that do return changed status.
7489 * sbitmap.h: Update decls.
7490 * gcse.c, lcm.c: Use _cg functions as needed.
7492 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
7494 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
7495 (sh64-*-elf*, sh-*-rtemself*): Likewise.
7496 * config/sh/embed_bb.c: New file.
7497 * config/sh/embed-elf.h: New file.
7498 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
7499 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
7500 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7502 (SUBTARGET_CPP_PTR_SPEC): Don't define.
7503 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
7504 Add subtarget_asm_endian_spec.
7505 (ASM_SPEC): Use subtarget_asm_endian_spec.
7506 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
7507 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
7508 (WCHAR_UNSIGNED): Define.
7509 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
7510 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7511 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
7513 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
7514 (sh_adjust_cost): Likewise.
7515 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7517 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
7518 (WCHAR_TYPE_SIZE): Likewise.
7519 (ASM_SPEC): Use subtarget_asm_endian_spec.
7520 (SH_ELF_WCHAR_TYPE): #undef/ #define.
7521 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
7522 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
7523 (MAX_WCHAR_TYPE_SIZE): Don't #define .
7524 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
7525 (USER_LABEL_PREFIX): Don't #undef /#define .
7526 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7527 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
7528 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
7529 (ASM_SPEC): Likewise.
7530 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
7531 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
7532 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
7533 (LIB2FUNCS_EXTRA): Define.
7534 * t-sh64 (LIB2FUNCS_EXTRA): Define.
7535 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
7536 (LIB1ASMFUNCS_CACHE): Define.
7537 (LIB2FUNCS_EXTRA): Redefine empty.
7539 2002-04-08 Richard Henderson <rth@redhat.com>
7541 * reorg.c (get_branch_condition): Use reversed_comparison_code.
7543 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7545 * config/m68hc11/larith.asm (__map_data_section): Fix condition
7546 and optimize for size.
7547 (__do_global_ctors): Fix pointer comparison.
7548 (__do_global_dtors): Likewise.
7550 2002-04-09 David S. Miller <davem@redhat.com>
7552 * config/sparc/sparc.c (sparc_extra_constraint_check): New
7553 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
7554 allow reloading pseudos.
7555 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
7556 * config/sparc/sparc-protos.h: Declare it.
7558 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
7559 unsigned comparison warning.
7560 (output_restore_regs): Mark leaf_function as unused.
7562 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7564 * expr.c (is_aligning_offset): New function.
7565 (expand_expr, case COMPONENT_EXPR): Call it.
7567 2002-04-08 David S. Miller <davem@redhat.com>
7570 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
7572 Make init_priority work on Sparc when using GNU ld.
7573 * config/sparc/linux.h, config/sparc/linux64.h,
7574 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
7575 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
7576 * config/sparc/sol2-gld.h: New file to do the same.
7577 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
7578 sparc/sol2-gld.h to tm_file.
7580 PR optimization/4328
7581 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
7582 * doc/md.texi: Document it.
7583 * config/sparc/sparc.md (movdi_insn_sp64_novis,
7584 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
7585 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
7586 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
7587 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
7589 2002-04-08 Andreas Jaeger <aj@suse.de>
7591 * stmt.c (expand_asm_operands): Revert last patch from Richard
7594 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7596 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
7597 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
7599 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7601 * doc/contrib.texi (Contributors): Add David O'Brien.
7603 2002-04-08 Alan Modra <amodra@bigpond.net.au>
7605 * configure.in (auto-build.h): Use target_alias and build_alias
7606 when running configure.
7607 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
7608 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
7609 * configure: Regenerate.
7611 2002-04-07 David S. Miller <davem@redhat.com>
7613 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
7615 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7618 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
7619 generating 32-bit pic code.
7621 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
7623 * cppinit.c (cpp_create_reader): Initialize
7624 discard_comments_in_macro_exp.
7625 (COMMAND_LINE_OPTIONS): Add "-CC" option.
7626 (cpp_handle_option): Handle "-CC" option.
7627 * cpplex.c (save_comment): If saving a C++ comment in
7628 a directive, convert it to a C comment.
7629 (_cpp_lex_direct): Pass second comment start character to
7630 save_comment to indicate comment type.
7631 * cpplib.c (_cpp_handle_directive): If processing
7632 a "#define" directive and discard_comments_in_macro_exp
7633 is false, re-enable saving of comments.
7634 (lex_macro_node): If discard_comments_in_macro_exp is false,
7635 discard any comments before the macro identifier.
7636 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
7638 * cppmacro.c (cpp_get_token): If expanding a macro while
7639 processing a directive, discard any comments we might encounter.
7640 (parse_params): If discard_comments_in_macro_exp is false,
7641 ignore comments in the macro parameter list.
7642 * gcc.c (cpp_unique_options): Add "-CC" option.
7643 (option_map): Map "--comments-in-macros" to "-CC".
7644 * doc/cppopts.texi: Document "-CC" option.
7645 * f/lang-specs.h: Add "-CC" option.
7646 * testsuite/gcc.dg/cpp/maccom1.c: New test.
7647 * testsuite/gcc.dg/cpp/maccom2.c: New test.
7648 * testsuite/gcc.dg/cpp/maccom3.c: New test.
7649 * testsuite/gcc.dg/cpp/maccom4.c: New test.
7650 * testsuite/gcc.dg/cpp/maccom5.c: New test.
7651 * testsuite/gcc.dg/cpp/maccom6.c: New test.
7653 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
7656 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
7658 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7661 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7664 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
7665 RTX_UNCHANGING_P for the functions arguments when a tail call
7668 2002-04-06 Jason Merrill <jason@redhat.com>
7670 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
7671 (parse_options_and_default_flags): Set them appropriately.
7672 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
7674 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
7676 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
7679 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
7682 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
7683 types come in by-reference. Fix typo in comment.
7685 2002-04-05 David S. Miller <davem@redhat.com>
7687 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
7688 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
7689 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
7690 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
7692 2002-04-05 David S. Miller <davem@redhat.com>
7694 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
7695 are not going to emit return instructions, emit at least a nop
7696 for the sake of sane backtraces.
7698 2002-04-05 Richard Henderson <rth@redhat.com>
7700 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
7702 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
7704 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
7706 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
7708 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
7709 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
7710 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
7712 2002-04-05 Andreas Schwab <schwab@suse.de>
7714 * c-convert.c: Include c-common.h.
7715 * Makefile.in (c-convert.o): Updated.
7717 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7719 * mklibgcc.in: Use separate libgcc.map for each multilib.
7720 * Makefile.in (distclean): Don't remove libgcc.map here.
7722 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7724 * Makefile.in (s-mlib): Handle --disable-multilib by separate
7725 genmultilib invocation.
7727 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
7729 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
7730 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
7731 to num_gprs for symmetry.
7732 * config/mips/mips.c: Adjust accordingly.
7734 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
7736 * c-common.c (truthvalue_conversion): Rename, update.
7737 * c-common.h (c_common_truthvalue_conversion): New.
7738 * c-convert.c (convert): Update.
7739 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7740 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
7741 * c-typeck.c (build_binary_op, build_unary_op,
7742 build_conditional_expr): Update.
7743 * fold-const.c (constant_boolean_node, fold): Use langhook.
7744 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
7745 * langhooks.h (struct lang_hooks): New hook.
7746 * stmt.c (expand_decl_cleanup): Use langhook.
7747 * tree.h (truthvalue_conversion): Remove.
7749 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7751 2002-04-05 Alan Modra <amodra@bigpond.net.au>
7753 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
7754 Add rules to make null object file.
7756 2002-04-04 Jim Blandy <jimb@redhat.com>
7758 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
7759 macro formal parameter names.
7761 2002-04-04 David S. Miller <davem@redhat.com>
7763 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
7765 2002-04-04 Richard Henderson <rth@redhat.com>
7768 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
7769 Support copies into and out of memory. Don't accept allows_reg
7770 and allows_mem as gospel.
7772 2002-04-04 Richard Henderson <rth@redhat.com>
7775 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
7776 (write_dependence_p): Likewise.
7778 2002-04-04 Richard Henderson <rth@redhat.com>
7780 * predict.c (estimate_bb_frequencies): Do frequency calculation
7781 with a volatile temporary.
7783 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
7785 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
7787 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7790 * final.c (final_start_function): Don't bump profile_label_no here...
7791 (final_end_function): ...but here.
7793 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7795 * config/sparc/sparc.md (pic): New attribute.
7796 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
7798 (split after do_builtin_setjmp_setup): New.
7800 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7803 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
7806 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7808 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
7809 UNITS_PER_WORD for zero sized aggregates.
7811 2002-04-03 David S. Miller <davem@redhat.com>
7813 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
7814 one-character spec for this, just use %(link_gcc_c_sequence).
7816 2002-04-03 David S. Miller <davem@redhat.com>
7818 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
7821 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7823 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
7824 (DWARF_FRAME_RETURN_COLUMN): Move.
7825 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7826 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
7827 * pa.c (except.h, predict.h): Include.
7829 (store_reg_modify, set_reg_plus_d): Revise prototypes.
7830 (output_ascii): Add cast.
7831 (store_reg_modify): Revise to add frame notes.
7832 (set_reg_plus_d): Likewise.
7833 (compute_frame_size): Include space for eh data registers in frame if
7834 the current function calls eh_return.
7835 (hppa_expand_prologue): Ensure register %r2 is saved if the current
7836 function calls eh_return. Save eh data registers if the current
7837 function calls eh_return. Fix code to add frame notes. Emit
7838 blockage to prevent insns with frame notes being scheduled in the
7839 delay slot of calls.
7840 (hppa_expand_epilogue): Restore eh data registers and do final stack
7841 adjustment if the current function calls eh_return. Don't add frame
7843 (output_call): Revise for change in length of call insn. Don't do
7844 return pointer adjustment for an unconditional jump in the delay slot
7845 of a call when using frame notes.
7846 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
7847 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
7848 (ARG_POINTER_CFA_OFFSET): Define.
7849 * pa.md (return_external_pic): New pattern.
7850 (prologue): Correct formatting. Use return_external_pic if current
7851 function calls eh_return.
7852 (call_internal_symref, call_value_internal_symref,
7853 sibcall_internal_symref, sibcall_value_internal_symref): Change default
7854 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
7856 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
7858 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
7859 list of targets to check using "nop" insn.
7860 * configure: Rebuilt.
7862 2002-04-04 Alan Modra <amodra@bigpond.net.au>
7864 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
7866 2002-04-03 David S. Miller <davem@redhat.com>
7868 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
7869 library sequence passed to the linker.
7870 (LINK_COMMAND_SPEC): Use it.
7871 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
7872 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
7873 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
7875 2002-04-03 Jason Merrill <jason@redhat.com>
7877 * except.c (struct eh_status): Remove protect_list.
7878 (begin_protect_partials, end_protect_partials): Remove.
7879 (add_partial_entry): Remove.
7880 * except.h: Remove prototypes.
7882 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
7883 expand_decl_cleanup_eh.
7886 * tree.h (CLEANUP_EH_ONLY): New macro.
7887 * stmt.c (expand_decl_cleanup_eh): New fn.
7888 (expand_cleanups): Check CLEANUP_EH_ONLY.
7889 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
7890 Use expand_decl_cleanup_eh.
7891 (expand_stmt): Adjust.
7892 * c-common.h: Adjust prototype.
7894 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
7896 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
7897 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
7898 (cris_target_asm_function_epilogue): Ditto.
7899 (cris_initial_frame_pointer_offset): Ditto.
7900 (cris_simple_epilogue): Ditto.
7901 (cris_expand_builtin_va_arg): Variable-size types come in
7904 2002-04-03 David S. Miller <davem@redhat.com>
7906 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
7908 (set_fast_math): Correct 'fsr' type.
7910 2002-04-03 Richard Henderson <rth@redhat.com>
7913 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
7914 * toplev.c (check_global_declarations): Use it.
7915 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
7916 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7917 (LANG_HOOKS_DECLS): Add it.
7918 * langhooks.c (lhd_warn_unused_global_decl): New.
7919 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7920 * c-objc-common.c (c_warn_unused_global_decl): New.
7921 * c-tree.h (c_warn_unused_global_decl): Declare.
7922 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7924 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
7926 * langhooks-def.h (lhd_set_decl_assembler_name,
7927 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
7928 (LANG_HOOKS_INITIALIZER): Update.
7929 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
7930 * langhooks.h (struct lang_hooks): New hook.
7931 * tree.c (set_decl_assembler_name): Move to langhooks.c.
7932 (lang_set_decl_assembler_name): Remove.
7933 (init_obstacks): Don't set hook.
7934 (decl_assembler_name): New function.
7935 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
7936 (decl_assembler_name): New.
7937 (lang_set_decl_assembler_name): Remove.
7939 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7941 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
7942 works properly with .hidden symbols.
7943 * configure: Rebuilt.
7944 * config.in: Rebuilt.
7945 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7946 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
7947 properly with .hidden symbols.
7949 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7952 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
7955 2002-04-03 Richard Henderson <rth@redhat.com>
7958 * sched-rgn.c (sets_likely_spilled): New.
7959 (sets_likely_spilled_1): New.
7960 (add_branch_dependences): Use it.
7962 2002-04-02 Richard Henderson <rth@redhat.com>
7965 * loop.h (LOOP_FIRST_PASS): New.
7966 * loop.c (strength_reduce): Mind it when deciding to unroll.
7967 * toplev.c (rest_of_compilation): Set it.
7969 2002-04-02 David S. Miller <davem@redhat.com>
7971 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
7972 mems_ok_for_ldd_peep when the order of the loads being examined
7974 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
7975 existing comment to increase comprehension of this situation.
7977 2002-04-02 Zack Weinberg <zack@codesourcery.com>
7979 * config/sh/sh.md: Don't use union real_extract.
7981 2002-04-02 Richard Henderson <rth@redhat.com>
7983 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
7985 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7987 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
7988 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
7989 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
7990 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
7991 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
7992 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
7993 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
7994 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
7995 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
7996 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
7997 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
7998 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
7999 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
8000 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
8001 Include as many configury headers via tm_file as possible. This
8002 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
8003 * config/openbsd-oldgas.h: New file.
8004 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
8005 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
8006 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
8007 config/i386/i386-coff.h, config/i386/i386-interix.h,
8008 config/i386/iscdbx.h, config/i386/linux-aout.h,
8009 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
8010 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
8011 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
8012 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
8013 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
8014 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
8015 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
8016 config/i386/vxi386.h: Do not directly include configury headers.
8017 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
8018 Directly include configury headers that are no longer automatically
8019 included by the above headers.
8020 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
8021 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
8022 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
8023 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
8024 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
8025 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
8026 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
8027 (TARGET_VERSION): Define.
8028 * config/i386/beos-elf.h, config/i386/freebsd.h,
8029 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
8030 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
8031 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
8032 config/i386/sco5.h, config/i386/sysv4.h
8033 (TARGET_VERSION): Do not need to protect.
8034 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
8035 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
8036 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
8037 config/i386/i386-interix.h, config/i386/linux-aout.h,
8038 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
8039 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
8040 (YES_UNDERSCORES): Do not define - not needed.
8041 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
8042 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
8043 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
8044 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
8045 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
8046 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
8047 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
8048 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
8050 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
8051 Richard Henderson <rth@redhat.com>
8054 * function.c (assign_temp): Accept either type or decl argument.
8055 Detect variables whose size is too large to fit into an integer.
8056 * stmt.c (expand_decl): Pass the decl, not the type.
8058 2002-04-02 David O'Brien <obrien@FreeBSD.org>
8060 * protoize.c: Match include directory usage with cppdefault.c.
8062 2002-04-03 Jeffrey A Law (law@redhat.com)
8063 Hans-Peter Nilsson <hp@bitrange.com>
8065 * combine.c (simplify_comparison): Avoid narrowing a comparison
8066 with a paradoxical subreg when doing so would drop signficant bits.
8068 2002-04-02 Steve Ellcey <sje@cup.hp.com>
8070 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
8071 if POINTERS_EXTEND_UNSIGNED is defined.
8073 2002-04-02 Richard Henderson <rth@redhat.com>
8076 * local-alloc.c (contains_replace_regs): LO_SUM may contain
8079 2002-04-02 Richard Henderson <rth@redhat.com>
8081 * doc/standards.texi: Document required freestanding libc entry points.
8083 2002-04-02 Alan Modra <amodra@bigpond.net.au>
8085 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
8086 associated splitter. Remove MQ constraint.
8087 (ctrdi_internal4): Correct CCmode clobber.
8089 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8091 * milli64.S ($$dyncall): New function.
8092 * t-linux (LIB1ASMFUNCS): Revise module list.
8093 (LIB1ASMSRC): Use pa/milli64.S.
8095 2002-04-02 Richard Henderson <rth@redhat.com>
8097 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
8098 rename solaris_sys_varargs_h.
8100 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8102 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
8103 the same mode as its component.
8105 2002-04-02 Richard Henderson <rth@redhat.com>
8108 * final.c (this_is_asm_operands): Export.
8109 * output.h (this_is_asm_operands): Declare.
8110 * config/i386/i386.c (print_operand): Error odd asm operands.
8112 2002-04-02 Richard Henderson <rth@redhat.com>
8115 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
8117 2002-04-01 Richard Henderson <rth@redhat.com>
8120 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
8121 * fixinc/fixincl.x: Rebuild.
8123 2002-04-01 Richard Henderson <rth@redhat.com>
8125 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
8126 (atomic_alloc, atomic_free): New.
8127 (SIZE, MASK_FOR, PTR_IN): New.
8128 (emergency_reg_state, emergency_reg_state_free): New.
8129 (emergency_labeled_state, emergency_labeled_state_free): New.
8130 (reg_state_alloced, labeled_state_alloced): New.
8131 (alloc_reg_state, free_reg_state): New.
8132 (alloc_label_state, free_label_state, free_label_states): New.
8133 (push, pop, dup_state_stack, free_state_stack): Use them.
8134 (desc_label_state): Likewise.
8135 (uw_frame_state_for): Free label states and state stack.
8136 (uw_update_reg_address): Eliminate warnings.
8138 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
8140 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
8141 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
8143 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8145 * c-decl.c (grokdeclarator): Update.
8146 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
8147 * c-tree.h (c_mark_addressable): New.
8148 * c-typeck.c (default_function_array_conversion, build_unary_op,
8149 build_array_ref, convert_for_assignment): Update.
8150 (mark_addressable): Rename.
8151 * calls.c (try_to_integrate, expand_call): Use langhook.
8152 * expr.c (expand_expr): Use langhook.
8153 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
8154 * langhooks.h (struct lang_hooks): New hook.
8155 * stmt.c (expand_asm_operands): Use langhook.
8156 * tree.h (mark_addressable): Remove.
8158 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
8160 2002-04-01 Bob Wilson <bob.wilson@acm.org>
8162 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
8165 2002-04-01 Bob Wilson <bob.wilson@acm.org>
8167 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
8168 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
8170 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8172 * c-common.c (unsigned_conversion_warning, convert_and_check,
8173 unsigned_type, signed_type, shorten_compare,
8174 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
8175 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
8176 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
8178 * c-decl.c (grokdeclarator): Update.
8179 * c-format.c (check_format_types): Update.
8180 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
8181 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
8182 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
8183 * convert.c (convert_to_integer): Use new hooks.
8184 * expmed.c (make_tree): Use new hooks.
8185 * expr.c (store_expr): Use new hooks.
8186 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
8187 all_ones_mask_p, unextend, fold): Use new hooks.
8188 * langhooks.h (struct lang_hooks_for_types): New hooks.
8189 * tree.h (signed_or_unsigned_type, signed_type,
8190 unsigned_type): Remove.
8192 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
8193 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
8195 2002-03-31 Richard Henderson <rth@redhat.com>
8197 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
8198 (desc_frgr_mem): Fix reference to f16-f31.
8200 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8202 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8203 RTVEC_ELT): Const-ify.
8204 * varray.h (VARRAY_CHECK): Const-ify.
8205 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
8206 ggc_mark_rtvec, ggc_mark): Const-ify.
8208 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8210 * diagnostic.c: Include langhooks-def.h.
8211 * Makefile.in (diagnostic.o): Update.
8213 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8215 * c-common.c (c_unsafe_for_reeval): Rename.
8216 * c-common.h (c_unsafe_for_reeval): Rename.
8217 * c-decl.c (finish_incomplete_decl): Rename.
8218 (c_init_decl_processing): Don't set langhook.
8219 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8220 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8221 * c-objc-common.c (c_objc_common_init): Don't set langhook.
8222 * c-tree.h (finish_incomplete_decl): Rename.
8223 * langhooks-def.h (lhd_unsafe_for_reeval): New.
8224 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
8225 (LANG_HOOKS_INITIALIZER): Update.
8226 * langhooks.c (lhd_unsafe_For_reeval): New.
8227 * langhooks.h (struct langhooks): New hooks.
8228 * toplev.c (incomplete_decl_finalize_hook): Remove.
8229 (wrapup_global_declarations): Update.
8230 * tree.c (lang_unsafe_for_reeval): Remove.
8231 (unsafe_for_reeval): Update.
8232 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
8235 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8236 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8238 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8240 * diagnostic.c (print_error_function): Remove.
8241 (default_print_error_function): Rename.
8242 (report_error_function): Update.
8243 * diagnostic.h (print_error_function): Remove.
8244 (default_print_error_function): Remove.
8245 * langhooks-def.h (struct diagnostic_context): Predeclare.
8246 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
8247 (LANG_HOOKS_INITIALIZER): Update.
8248 * langhooks.h (struct diagnostic context): Predeclare.
8249 (struct lang_hooks): New hook.
8251 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8253 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
8254 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
8256 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
8257 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
8258 of PIC_OFFSET_TABLE_REGNUM thruout.
8259 * config/rs6000/rs6000.md: Likewise.
8260 * config/rs6000/darwin.h: Likewise.
8262 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8264 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
8265 unsigned HOST_WIDE_INT, not unsigned int.
8267 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8269 PR middle-end/6096, middle-end/6098, middle-end/6099
8270 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
8272 (fill_slots_from_thread): Likewise.
8274 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8276 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
8277 floating fields in float regs.
8278 (function_arg_record_value_2): Likewise.
8280 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8282 * config/mmix/mmix.md (define_constants): Remove misleading
8283 FIXME. Add MMIX_fp_rO_OFFSET.
8284 ("nonlocal_goto_receiver"): Don't have stack-frame address of
8285 saved rO as part of the pattern. Remove FIXME.
8286 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
8287 here, at output-time.
8289 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8292 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
8294 (output_v9branch): Likewise.
8296 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8298 * gcc.c: Revert previous patch for now.
8299 * config/i386/djgpp.h: Likewise.
8301 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8303 * config/mmix/crti.asm (_init): Register _fini with atexit.
8304 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
8306 2002-03-31 Richard Henderson <rth@redhat.com>
8309 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
8310 (ASM_OUTPUT_DEF_FROM_DECLS): New.
8312 2002-03-31 Richard Henderson <rth@redhat.com>
8314 * libgcc2.c (__bb_exit_func): Make static.
8316 * config/alpha/alpha.md (trap): New.
8318 2002-03-31 Richard Henderson <rth@redhat.com>
8320 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
8321 promoted argument types; build trap.
8322 (expand_builtin_trap): New.
8323 (expand_builtin): Use it.
8324 * stmt.c (expand_nl_goto_receivers): Likewise.
8325 * expr.h (expand_builtin_trap): Declare.
8326 * libfuncs.h (LTI_abort, abort_libfunc): New.
8327 * optabs.c (init_optabs): Init abort_libfunc.
8329 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8331 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
8332 (LINK_COMMAND_SPEC): ... from here.
8333 (init_gcc_specs): Duplicate it here too, omitting
8334 shared_name in the second copy.
8335 (init_spec): Test for duplicate
8336 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
8338 2002-03-30 David S. Miller <davem@redhat.com>
8340 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8341 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
8343 2002-03-30 Roger Sayle <roger@eyesopen.com>
8344 Richard Henderson <rth@redhat.com>
8346 * regmove.c (combine_stack_adjustments_for_block): Avoid
8347 emitting a stack adjustment of zero bytes. Let delete_insn
8350 2002-03-30 Richard Henderson <rth@redhat.com>
8352 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
8353 (sparc_emitting_epilogue): New.
8354 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
8355 * config/sparc/sparc-protos.h: Update.
8356 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
8357 (TARGET_SWITCHES): Update.
8358 * config/sparc/sparc.md (return): Remove.
8359 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
8360 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
8361 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
8362 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
8363 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
8364 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
8365 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
8366 Remove MASK_EPILOGUE.
8367 * doc/invoke.texi: Update.
8369 2002-03-30 Daniel Berlin <dan@dberlin.org>
8371 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
8372 CPP will start the file for us.
8374 2002-03-30 Richard Henderson <rth@redhat.com>
8377 * config/ia64/ia64.c (group_barrier_needed_p): Special case
8378 prologue_allocate_stack.
8379 (ia64_single_set): Use insn codes for recognition of special
8380 cases, not rtl matching.
8381 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
8383 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
8385 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
8387 2002-03-30 Richard Henderson <rth@redhat.com>
8390 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
8391 or -fomit-frame-pointer with profiling.
8392 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8393 (FUNCTION_PROFILER): Do nothing.
8394 (PROFILE_HOOK): New.
8395 * config/sparc/sparc.c (sparc_override_options): Don't check
8396 code models for profiling.
8397 (sparc_function_profiler): Remove.
8398 (sparc_profile_hook): New.
8399 * config/sparc/sparc-protos.h: Update.
8401 2002-03-30 Jakub Jelinek <jakub@redhat.com>
8403 PR optimization/6086
8404 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
8405 of SUBREG of volatile MEM or because the MEM was mode dependent,
8406 return CLOBBER instead of unmodified SUBREG.
8408 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
8410 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
8411 when not optimizing.
8413 * toplev.c (rest_of_compilation): Cann mark_constant_function
8414 only when optimizing.
8416 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
8419 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
8420 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
8421 (try_optimize_cfg): clear all AUX fields.
8423 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
8424 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
8425 (ix86_address_cost): Be prepared for SUBREGed registers.
8426 (legitimate_address_p): Accept SUBREGed registers.
8428 2002-03-29 Richard Henderson <rth@redhat.com>
8431 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
8433 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8435 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
8436 for aggregate and TFmode types.
8438 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8440 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
8442 2002-03-29 Richard Henderson <rth@redhat.com>
8445 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
8446 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
8448 2002-03-29 Richard Henderson <rth@redhat.com>
8451 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
8452 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
8453 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
8454 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
8456 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
8458 2002-03-29 Dale Johannesen <dalej@apple.com>
8460 * loop.c (combine_movables): Do allow combination of pseudos.
8462 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
8464 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
8465 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
8466 No functional change except ...
8467 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
8468 * doc/install.texi (*-*-freebsd*): Document port configuration.
8470 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8472 * Makefile.in (convert.o, calls.o, expmed.o): Update.
8473 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
8475 * builtin-types.def (BT_PTRMODE): Update.
8476 * c-common.c (type_for_size): Rename c_common_type_for_size.
8477 (type_for_mode): Similarly.
8478 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
8480 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
8481 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
8482 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
8484 * c-typeck.c (common_type, comptypes, default_conversion):
8486 * calls.c: Include langhooks.h.
8487 (emit_library_call_value_1): Use new hooks. Avoid redundant
8489 * convert.c: Include langhooks.h
8490 (convert_to_pointer, convert_to_integer): Use new hooks.
8491 * except.c (init_eh): Similarly.
8492 * expmed.c: Include langhooks.h.
8493 (expand_mult_add): Use new hooks.
8494 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
8495 try_casesi): Similarly.
8496 * fold-const.c (optimize_bit_field_compare, make_range,
8497 decode_field_reference, fold_truthop, fold): Similarly.
8498 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
8499 put_var_into_stack): Similarly.
8500 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
8501 LANG_HOOKS_TYPE_FOR_SIZE): New.
8502 (LANG_HOOKS_TYPES_INITIALIZER): Update.
8503 * langhooks.h (lang_hooks_for_types): New hooks.
8504 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
8505 * tree.c (get_unwidened, get_narrower): Similarly.
8506 * tree.h (type_for_mode, type_for_size): Remove.
8507 * varasm.c (force_const_mem): Use new hooks.
8508 * utils2.c (nonbinary_modular_operation): Update.
8510 * objc-act.c (handle_impent): Update.
8511 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
8514 2002-03-29 Steve Ellcey <sje@cup.hp.com>
8516 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
8517 * config/ia64/ia64.c (basereg_operand): New.
8518 * config/ia64/ia64-protos.h (basereg_operand): Declare.
8519 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
8521 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8523 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
8524 unwind information when frame_pointer_needed.
8525 (mmix_assemble_integer): Tweak wording in comment.
8527 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8529 * Makefile.in (except.o): Update.
8530 * except.c: Include langhooks.h.
8531 (init_eh): Use langhook.
8532 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
8533 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
8534 (LANG_HOOKS_INITIALIZER): Update.
8535 * langhooks.h (lang_hooks_for_types): New.
8536 (struct lang_hooks): Add it.
8537 * tree.c (make_lang_type_fn, make_lang_type): Remove.
8538 * tree.h (make_lang_type_fn, make_lang_type): Remove.
8540 * alpha/alpha.c: Include langhooks.h.
8541 (alpha_build_va_list): Use langhook.
8542 * d30v/d30v.c: Include langhooks.h.
8543 (d30v_build_va_list): Use langhook.
8544 * i386/i386.c: Include langhooks.h.
8545 (ix86_build_va_list): Use langhook.
8546 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
8547 * s390/s390.c: Include langhooks.h.
8548 (s390_build_va_list): Use langhook.
8549 * stormy16/stormy16.c: Include langhooks.h.
8550 (stormy16_build_va_list): Use langhook.
8552 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8555 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
8557 (length): Compute variable length for branches/calls/jumps here.
8558 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
8559 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
8560 define branch_type attribute.
8561 (divsi3_sp32): Maximum length is 6 not 7.
8562 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
8563 call_address_untyped_struct_value_sp32,
8564 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
8565 * config/sparc/sparc.c (empty_delay_slot): New function.
8566 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
8567 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
8569 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8571 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
8572 nonzero_bits if not needed.
8573 (nonzero_bits) [XOR]: Likewise.
8574 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
8575 reg_last_set_mode and mode are both MODE_INT, but not equal.
8576 (record_value_for_reg): Compute reg_last_set_nonzero_bits
8577 in nonzero_bits_mode for MODE_INT modes.
8579 2002-03-28 Richard Henderson <rth@redhat.com>
8582 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
8583 to GAS. Correct drift between alternatives.
8585 2002-03-28 Richard Henderson <rth@redhat.com>
8588 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
8590 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
8592 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
8593 emulation to the linker.
8595 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
8597 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
8598 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
8600 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
8602 * combine.c (simplify_and_const_int): Make sure to apply mask
8603 when force_to_mode returns a constant integer. PR3311.
8605 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
8607 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
8609 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8611 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
8612 and Objective-C Dialect Options.
8614 2002-03-28 Richard Henderson <rth@redhat.com>
8616 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
8617 comparison should be done vs !=0 not >0 return code. Tidy cases.
8619 2002-03-28 Richard Henderson <rth@redhat.com>
8621 * c-decl.c (finish_function): New arg can_defer_p. Pass it
8622 on to c_expand_body.
8623 * c-tree.h (finish_function): Update decl.
8624 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
8626 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
8628 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
8630 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
8632 * rtlanal.c: Include flags.h
8633 (may_trap_p): Do not mark FP operations if trapping
8634 if !flag_trapping_math
8635 * Makefile.in (rtlanal.o): Add dependency on flag.h
8636 * ifcvt.c (noce_operand_ok): Avoid the lameness.
8638 2002-03-27 Zack Weinberg <zack@codesourcery.com>
8640 * mips.md: Use dconst1, not 1.0, as first argument of
8641 REAL_VALUE_LDEXP. Don't use union real_extract.
8643 2002-03-28 Alan Modra <amodra@bigpond.net.au>
8645 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
8646 rather than $target. Heed program_prefix and
8647 program_transform_name. Search for gas in cross-compiler case too.
8648 "test -x" rather than "test -f".
8649 (gcc_cv_ld): Likewise.
8650 (gcc_cv_nm): Heed program_prefix and program_transform_name.
8651 (gcc_cv_objdump): Likewise.
8652 * configure: Regenerate.
8654 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8656 * Makefile.in (attribs.o): Update.
8657 * attribs.c: Include langhooks.h.
8658 (decl_attributes): Use langhook.
8659 * c-decl.c (insert_default_attributes): Rename.
8660 * c-tree.h (c_insert_default_attributes): New.
8661 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
8662 (LANG_HOOKS_INITIALIZER): Update.
8663 * langhooks.h (struct lang_hooks): New hook.
8664 * tree.h (insert_default_attributes): Remove.
8666 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
8668 2002-03-27 Andreas Schwab <schwab@suse.de>
8670 * config/i386/i386.c (classify_argument): Also check for
8673 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8675 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
8678 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
8680 * i960.md (ret): Set PC.
8681 (nonlocal_goto): Fix expander.
8682 * builtins.c (epxand_builin_longjmp): Check that we've emitted
8685 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
8687 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
8690 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8692 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
8693 assigning to BLOCK_FOR_INSN directly.
8695 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
8697 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
8699 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8701 * c-common.c (c_expand_expr): Fix prototype.
8702 * c-common.h (c_expand_expr): Always declare, update.
8703 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8704 * c-objc-common.c (c_objc_common_init): No global hook.
8705 * expr.c (expand_expr): Use langhook.
8706 * expr.h (enum expand_modifier): Conditionally declare.
8707 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
8708 (LANG_HOOKS_INITIALIZER): Update.
8709 * langhooks.c (lhd_expand_expr): New.
8710 * langhooks.h (struct lang_hooks): New hook.
8711 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
8712 (lang_independent_init): Don't default hook.
8714 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8716 2002-03-27 Richard Henderson <rth@redhat.com>
8719 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
8720 TARGET_CONST_GP. Simplify conditions.
8722 2002-03-27 Richard Henderson <rth@redhat.com>
8724 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8725 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
8726 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
8728 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
8730 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
8731 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
8732 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
8733 Remove unnecessary masks.
8734 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
8735 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
8736 -mwindows, -mdll switches and their negations.
8738 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8740 * gcc-common.c (lang_mark_false_label_stack): Remove.
8741 * ggc.h (lang_mark_false_label_stack): Similarly.
8743 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
8745 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
8747 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
8748 or __rtems_ is defined.
8750 2002-03-26 Richard Henderson <rth@redhat.com>
8752 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
8753 if a non-trivial load was emitted.
8754 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
8755 in high+extra+low case.
8757 2002-03-26 Richard Henderson <rth@redhat.com>
8759 * config.gcc (sparc*-solaris): Use float_format=sparc.
8761 2002-03-26 Richard Henderson <rth@redhat.com>
8763 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8764 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
8765 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
8766 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
8767 (WINT_TYPE_SIZE): Fix at 32.
8769 2002-03-26 Richard Henderson <rth@redhat.com>
8771 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
8772 until after eh landing pad generation.
8773 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
8774 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
8776 2002-03-26 Richard Henderson <rth@redhat.com>
8778 * expr.h (ADD_PARM_SIZE): One more convert for INC.
8780 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
8782 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
8783 and warning switches.
8784 (cc1_options): Likewise.
8786 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
8788 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
8789 Restore more of the signal context. Set no_reg_stack_frame.
8790 * config/ia64/unwind-ia64.c (unw_state_record):
8791 Add no_reg_stack_frame, comments.
8792 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
8793 (uw_update_context): Adjust bsp when unwinding from leaf,
8794 but not signal frame.
8796 2002-03-26 David Edelsohn <edelsohn@gnu.org>
8798 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
8800 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8802 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
8804 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8807 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
8808 "Add a pool_range attribute", which was lost during the ARM/Thumb
8811 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8813 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
8814 a register into the MAC16 accumulator.
8816 2002-03-26 Andrew Cagney <ac131313@redhat.com>
8818 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
8819 (Warning Options): Document -Wswitch-enum.
8820 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
8822 (warn_switch_enum): Define variables.
8823 * flags.h (warn_switch_enum): Declare variables.
8824 * stmt.c (expand_end_case_type): When warn_switch_enum /
8825 -Wswitch-enum, perform switch checks.
8828 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8830 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
8831 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
8832 (reload_muladdsi_compare0_scratch): Delete.
8834 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
8836 * doc/install.texi (*-*-freebsd*): Update.
8838 2002-03-26 Richard Henderson <rth@redhat.com>
8840 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
8841 (SUB_PARM_SIZE): Cast DEC to ssizetype.
8843 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
8844 types from the normal argument frame.
8846 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
8847 variable sized objects by reference.
8848 (sparc_va_arg): Receive them by reference too.
8850 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
8852 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
8853 code to not restoring global registers.
8855 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
8857 * Makefile.in (ggc-common.o): Update.
8858 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
8859 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8860 * c-tree.h (c_mark_tree): New.
8861 * ggc-common.c: Include langhooks.h.
8862 (gcc_mark_trees): Use new langhook.
8863 * ggc-callbacks.c: Delete file.
8864 * ggc.h (lang_mark_tree): Remove.
8865 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
8866 (LANG_HOOKS_INITIALIZER): Update.
8867 * langhooks.h (struct lang_hooks): New hook.
8869 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8871 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8873 * doc/cpp.texi: Exclude entire Top node from printed manual.
8874 Move option index after directive index. Insert page breaks
8875 before GFDL and concept index. Index environment variables
8876 with command line options.
8877 * doc/cppenv.texi: Use @vtable for environment variable list.
8878 Add paragraph explaining semantics of empty elements in path
8879 variables. Exclude a cross-reference to Fishkill from the
8880 manpage. Remove an unnecessary cross-reference of the entry
8881 right above the referer. Don't use @anchor in text that goes
8883 * doc/cppopts.texi: Cross-reference the environment variables
8884 section, not the specific environment variable, for consistency.
8886 2002-03-25 Richard Henderson <rth@redhat.com>
8888 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
8889 anywhere in the block. Don't refer to insns that have been
8890 removed from the chain. Iterate backward through the new insns.
8891 Don't refer to edges that have been removed.
8893 2002-03-26 Alan Modra <amodra@bigpond.net.au>
8895 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
8896 test for overflow of constant.
8898 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
8901 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
8902 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
8903 these patterns on arm_archv4.
8905 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
8907 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
8910 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8912 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
8913 float_handled, float_handler, float_signal, set_float_handler,
8914 and do_float_handler. Set handler for SIGFPE to crash_signal.
8915 * toplev.h: Don't prototype do_float_handler.
8917 * c-lex.c: Fold parse_float into lex_number. Make warning
8918 about portability of hex float constants more informative, and
8919 don't issue it on top of a syntax error.
8920 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
8922 * real.h: Define REAL_VALUE_ABS here...
8923 * simplify-rtx.c: ... not here. Fold check_fold_consts,
8924 simplify_unary_real, simplify_binary_real, and
8925 simplify_binary_is2orm1 into their callers.
8926 * tree.c: Fold build_real_from_int_cst_1 into caller.
8928 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
8930 * tsystem.h: Include float.h here...
8931 * libgcc2.c: ... not here.
8933 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
8935 Fixes for: PR bootstrap/3591, target/5676
8936 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
8937 defined. Do not disable exceptions or rtti.
8938 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
8939 mcore.h. Disable exceptions and rtti, since they are not
8942 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
8944 * c-decl.c (maybe_build_cleanup): Remove.
8945 * expr.c (expand_expr): Use langhook.
8946 * langhooks-def.h (lhd_return_null_tree,
8947 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
8948 (LANGHOOKS_INITIALIZER): Update.
8949 * langhooks.c (lhd_return_null_tree): New.
8950 * langhooks.h (struct lang_hooks): New hook.
8951 * tree-inline.c (initialize_inlined_parameters): Use langhook.
8952 * tree.h (maybe_build_cleanup): Remove.
8954 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8956 * regrename.c (build_def_use): Move recog_memoized
8957 before extract_insn.
8959 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8962 * expr.c (emit_group_store): Handle storing into CONCAT.
8964 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8966 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
8967 corresponding MATCH_DUP.
8969 2002-03-24 Richard Henderson <rth@redhat.com>
8971 * unroll.c (unroll_loop): Zero label_map.
8973 * gcse.c: Include except.h.
8974 * Makefile.in (gcse.o): Update.
8976 2002-03-24 Richard Henderson <rth@redhat.com>
8978 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
8979 Do resolve_unique_section before shared data clause.
8981 2002-03-24 Richard Henderson <rth@redhat.com>
8983 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
8985 2002-03-24 Richard Henderson <rth@redhat.com>
8987 * recog.c (peephole2_optimize): Split blocks when EH insns are
8988 generated in the middle of a block. Do global life update if
8991 2002-03-24 Richard Henderson <rth@redhat.com>
8993 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
8995 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8998 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
8999 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
9000 (init_dependency_output): Don't make no_output decision here.
9002 2002-03-24 Andrew Cagney <ac131313@redhat.com>
9004 * stmt.c (check_for_full_enumeration_handling): Remove tests of
9005 warn_switch. Update description.
9006 (expand_end_case_type): Call check_for_full_enumeration_handling
9009 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9011 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
9012 (m68hc11_split_move): Call it to see if the source and destination
9013 operands use the same direction auto inc/dec mode, otherwise make the
9014 source an offsetable memory operand and generate an add.
9016 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9018 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
9019 register for operand 2.
9020 ("*subsi3_zero_extendqi"): Likewise.
9021 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
9022 bits so that it is compatible with a pop.
9023 ("*andhi3_gen"): Likewise.
9024 ("xorhi3"): Likewise.
9026 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
9028 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
9030 (cpp_post_options): ... not here.
9032 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
9033 Aldy Hernandez <aldyh@redhat.com>
9035 Removal of separate preprocessor cpp0.
9037 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
9038 cpp0, install-common): Update.
9039 * c-common.c (flag_preprocess_only): New.
9040 (c_common_init): Preprocess for -E.
9041 * c-common.h (flag_preprocess_only): New.
9042 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
9043 * c-objc-common.c (c_init_decl_processing): Exit quickly
9044 for NULL return from c_common_init.
9045 * cpplib.h (cpp_preprocess_file): New.
9046 * cppmain.c (main, general_init, pfile, progname): Remove.
9047 (do_preprocessing): Rename cpp_preprocess_file, don't call
9048 cpp_finish. Don't close stdout here.
9049 (setup_callbacks): Update prototype.
9050 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
9052 * tradcpp.c (main): Ignore -quiet.
9054 * lang-specs.h (default_compilers): Preprocess with cc1obj.
9056 2002-03-24 Richard Henderson <rth@redhat.com>
9058 PR optimization/5742
9059 * machmode.def: Add inner mode field to complex modes.
9060 * config/mips/mips.c (mips_function_value): Always define. Add
9061 new argument to handle libcalls.
9062 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
9063 (FUNCTION_VALUE): Likewise.
9064 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
9065 * config/mips/mips-protos.h: Update.
9067 2002-03-23 Richard Henderson <rth@redhat.com>
9069 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
9070 * config/sparc/sparc-protos.h: Update.
9071 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
9073 2002-03-23 Richard Henderson <rth@redhat.com>
9075 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
9076 _start or _init begins the text segment.
9078 2002-03-23 David Edelsohn <edelsohn@gnu.org>
9080 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
9081 not HOST_WIDEST_INT.
9082 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
9084 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
9087 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
9088 operand argument to output_return_instruction.
9089 * arm.c (arm_print_operand, case 'd'): If the operand is
9090 const_true_rtx then just return.
9091 (arm_print_operand, case 'D'): If the operand is const_true_rtx
9094 2002-03-23 Andrew Cagney <ac131313@redhat.com>
9096 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
9097 (Warning Options): Document -Wswitch-default.
9098 * toplev.c (W_options): Add -Wswitch-default. Update comment on
9100 (warn_switch_default): Define variable.
9101 (warn_switch): Update comment.
9102 * flags.h (warn_switch_default): Declare variable.
9103 (warn_switch): Update comment.
9104 * stmt.c (expand_end_case): Check for and, when
9105 warn_switch_no_default, warn of a missing default case.
9107 2002-03-23 Alan Modra <amodra@bigpond.net.au>
9109 * real.h (N): Special case 128 bit doubles.
9111 * combine.c (simplify_comparison): When widening modes, ignore
9112 sign extension on CONST_INTs.
9114 2002-03-22 Bob Wilson <bob.wilson@acm.org>
9116 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
9117 passed to adjust_address. Fix comment formatting.
9120 2002-03-22 Zack Weinberg <zack@codesourcery.com>
9122 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
9123 Always make REAL_VALUE_TYPE a struct containing an array of
9124 HOST_WIDE_INT, not a double. Tidy up the code deciding how
9125 big it is. Don't declare or use union real_extract.
9127 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
9128 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
9129 (print_operand), config/arm/arm.c (output_move_double),
9130 config/arm/arm.md (consttable_4, consttable_8),
9131 config/romp/romp.c (output_fpops), config/s390/s390.h
9132 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
9133 (xtensa_output_literal): Don't use union real_extract.
9135 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
9136 (sfmode_constant_to_ulong), config/ns32k/merlin.h
9137 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
9138 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
9139 (PRINT_OPERAND): Don't use local version of union
9142 * config/convex/convex.c (check_float_value), config/vax/vax.c
9143 (vax_float_literal), config/m88k/m88k.md (divdf3),
9144 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
9145 config/pdp11/pdp11.c (output_move_quad): Don't do host
9146 arithmetic on target floating point quantities.
9148 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
9149 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
9151 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
9152 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
9154 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
9155 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
9157 * print-rtl.c (print_rtx): Disable code which needs
9158 floating-point emulator.
9159 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
9160 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
9161 depending on HOST_FLOAT_FORMAT to be defined properly.
9163 * config/1750a/1750a.c (get_double, float_label): Delete.
9164 (print_operand): Delete huge commented-out chunk. Use
9165 REAL_VALUE_TO_DECIMAL.
9166 * config/1750a/1750a-protos.h: Delete prototypes of deleted
9168 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
9170 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
9171 Use REAL_VALUE_TO_DECIMAL as ELF version does.
9172 * config/m88k/m88k.c (real_power_of_2_operand,
9173 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
9174 real_extract out of the union; run the input through
9175 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
9176 from that into the union.
9177 * config/pdp11/pdp11.c (output_move_double): Rearrange
9178 parentheses to make automatic indenter happy.
9180 * doc/tm.texi (Cross-compilation): Rename node to "Floating
9181 Point" and rewrite to describe current situation. Also adjust
9182 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
9184 * doc/rtl.texi: Adjust cross reference.
9186 2002-03-22 Bob Wilson <bob.wilson@acm.org>
9188 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
9189 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
9190 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
9191 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
9192 prevent use of sp as a reload register.
9193 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
9194 non_acc_reg_operand.
9195 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
9196 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
9197 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
9198 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
9200 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9202 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
9203 * cpplex.c (unterminated): Delete.
9204 (parse_string): No string literal may extend over multiple
9205 lines. Suppress the error when preprocessing assembly.
9206 * cppmain.c (scan_translation_unit): Strings are single-line.
9208 * doc/cpp.texi: Update to match.
9210 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9212 PR optimization/5854
9213 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
9215 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
9216 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
9217 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
9218 const0 if scratch register was not allocated.
9219 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
9220 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
9222 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
9223 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
9224 with GEN_INT (...) everywhere. Remove constraints in define_split
9226 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
9227 require scratch register for setting 0 into regs/non-pushable memory.
9229 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9231 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
9232 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
9234 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
9236 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
9237 * cppinit.c (cpp_create_reader): On by default.
9238 (cpp_handle_option): Handle -W[no-]endif-labels.
9239 (cpp_post_options): Also enable if -pedantic.
9240 * cpplib.c (do_else): Use it.
9241 (do_endif): Likewise.
9242 * doc/cppopts.texi: Document new option.
9243 * doc/invoke.texi: Document new option.
9245 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
9247 * config/i386/i386.c, config/i386/i386.md: Change all occurences
9248 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
9250 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9252 * flow.c (calculate_global_regs_live): Clear aux fields of
9255 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9257 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
9258 REG or MEM subregs, pass rtx * instead of rtx to it.
9259 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
9260 rtx * instead of rtx to alter_subreg.
9261 * config/m32r/m32r.c (gen_split_move_double): Likewise.
9262 * config/pj/pj.c (pj_output_rval): Likewise.
9264 2002-03-22 Richard Henderson <rth@redhat.com>
9267 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
9268 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
9269 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
9270 (ia64_expand_prologue): Look at int_regs, not words, for number
9271 of incomming int regs.
9273 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
9275 * expr.c (expand_expr): A RESULT_DECL is part of a call.
9277 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
9279 * toplev.c (flag_loop_optimize, flag_crossjumping):
9280 New static variables.
9281 (rest_of_compilation): Conditionalize crossjumping and
9283 (parse_options_and_default_flags): Default loop_optimize and
9285 (lang_independent_options): Add -fcrossjumping and -floop-optimize
9286 * invoke.texi (crossjumping, loop-optimize): Document.
9288 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9290 * real.c (eiisneg): Move outside #ifdef NANS.
9292 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
9294 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
9295 frequencies match; avoid match on different loop depths.
9296 (try_crossjump_to_bb): Kill tests that no longer brings time
9298 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
9300 (split_edge): Likewise.
9302 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
9305 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
9306 * cfgrtl.c: Include insn-config.h
9307 (split_block) Dirtify block in presence of conditional execution
9309 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9311 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
9312 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
9313 (function_arg): Constify CUMULATIVE_ARGS.
9314 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
9315 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
9316 (UNITS_PER_DOUBLE): New macro.
9317 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
9318 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
9319 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
9320 fp_regs and stack_words.
9321 (EABI_FLOAT_VARARGS_P): New macro.
9322 * config/mips/mips.c (struct mips_arg_info): New.
9323 (mips_arg_info): New function.
9324 (function_arg_advance): Use it. Add adjustment instructions here
9325 rather than in function_arg.
9326 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
9327 for VOIDmode at the beginning of the function.
9328 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
9329 (function_arg_pass_by_reference): Likewise.
9330 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
9331 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
9332 (mips_va_start): Likewise. Use the new stack_words field of
9333 CUMULATIVE_ARGS to set up overflow area. Reformat.
9334 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
9335 doubles and other types, aligning the overflow pointer for non-doubles
9336 too. Remove some code duplication. Replace hard-coded constants.
9338 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9340 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
9341 (CLASS_UNITS): Undefine.
9342 (CLASS_MAX_NREGS): Use FP_INC.
9343 * config/mips/mips.c (compute_frame_size): Likewise.
9344 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
9346 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9348 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
9349 prototype, and handle lexing numbers and identifiers.
9350 (parse_identifier): Update to new form of parse_slow.
9351 (parse_number): Fast path only, use parse_slow otherwise.
9352 (_cpp_lex_direct): Update calls to parse_number.
9354 2002-03-21 DJ Delorie <dj@redhat.com>
9356 * bb-reorder.c (make_reorder_chain_1): Protect against
9357 when redundant edges are omitted.
9358 * predict.c (dump_prediction): Likewise.
9360 2002-03-21 Richard Henderson <rth@redhat.com>
9363 * fixinc/inclhack.def (solaris_stdio_tag): New.
9364 * fixinc/fixincl.x: Regenerate.
9366 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9369 * c-typeck.c (process_init_element): Flag non-static
9370 initialization of a flexible array member as illegal.
9372 2002-03-22 Alan Modra <amodra@bigpond.net.au>
9374 * config/rs6000/t-linux64: New.
9375 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
9376 t-ppccomm. Use t-rs6000 and t-linux64.
9377 (powerpc64-*-gnu* <tmake_file>): Likewise.
9378 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
9379 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
9380 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
9382 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
9384 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
9385 flag_really_no_inline instead of optimize == 0.
9387 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
9389 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
9391 * flags.h (flag_really_no_inline): New.
9393 * c-common.c (c_common_post_options): Initialize
9394 flag_really_no_inline.
9396 * toplev.c (flag_really_no_inline): New.
9398 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9400 * config/avr/avr.md (length): Fix length computation for
9401 conditional branches.
9403 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
9405 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
9406 sdbout.o, profile.o): Update.
9407 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
9409 * c-common.h (gettags): Move here from tree.h.
9410 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
9411 insert_block, getdecls, kept_level_p, global_bindings_p): New.
9412 * dbxout.c (dbxout_init): Use getdecls langhook.
9413 * expr.c (expand_expr): Use insert_block langhook.
9414 * fold-const.c: Include langhooks.h.
9415 (fold_range_test, fold_binary_op_with_conditional_arg,
9416 fold): Use global_bindings_p langhook.
9417 * integrate.c (expand_inline_function): Use insert_block langhook.
9418 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
9419 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
9420 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
9421 LANG_HOOKS_GETDECLS): New.
9422 (LANG_HOOKS_INITIALIZER): Update.
9423 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
9425 * langhooks.h (struct lang_hooks_for_decls): New.
9426 (struct lang_hooks): Update.
9427 * profile.c: Include langhooks.h.
9428 (output_func_start_profiler): Use new langhooks.
9429 * sdbout.c: Include langhooks.h.
9430 (sdbout_init, sdbout_finish): Use getdecls langhook.
9431 * stmt.c: Include langhooks.h.
9432 (expand_fixup, fixup_gotos): Use new langhooks.
9433 * stor-layout.c: Include langhooks.h.
9434 (variable_size): Use global_bindings_p langhook.
9435 * toplev.c (compile_file): Use getdecls langhook.
9436 * tree-inline.c (remap_block): Use insert_block langhook.
9437 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
9438 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
9440 2002-03-21 Richard Henderson <rth@redhat.com>
9442 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
9443 constants in .data when -fpic.
9445 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9447 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
9450 2002-03-21 Tom Tromey <tromey@redhat.com>
9452 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
9454 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9456 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
9458 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
9460 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9461 Richard Henderson <rth@redhat.com>
9464 * c-common.c (c_expand_expr): Preserve result of a statement
9465 expression if needed.
9467 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9470 * genrecog.c (maybe_both_true_mode): Remove.
9471 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
9472 * machmode.def (Pmode): Likewise.
9474 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
9476 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
9477 (nonlocal_mentioned_p_1): New function.
9478 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
9479 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
9480 (mark_constant_function): Recognize pure functions.
9481 * rtl.h (global_reg_mentioned_p): New prototype.
9482 * rtlanal.c (global_reg_mentioned_p,
9483 global_reg_mentioned_p_1): New function.
9485 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9487 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
9489 * fixinc/fixincl.x: Regenerate.
9491 2002-03-20 Jason Merrill <jason@redhat.com>
9493 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
9495 2002-03-20 Michael Meissner <meissner@redhat.com>
9497 * doc/invoke.texi (Optimize Options): Document that -O2 sets
9500 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9502 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
9503 ".literal_position" directive before the constant pool.
9505 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9507 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
9508 Add Craig Rodrigues.
9509 Add Brad Lucier to testers.
9511 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9514 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
9516 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
9517 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
9518 instead of insn_extract.
9520 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9523 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
9525 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
9526 stmt if some case has been output.
9528 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9531 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
9532 movsfcc_1, movdfcc_1): Add %O2.
9533 * config/i386/i386.c (print_operand): Handle %ON.
9534 Print . before float condition codes in Sun as cmov syntax.
9535 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
9536 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
9539 2002-03-20 Philip Blundell <pb@nexus.co.uk>
9541 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
9542 return instruction if PC was popped.
9544 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9546 * config/xtensa/xtensa.md: Remove unused type attributes.
9547 (adddi_carry, subddi_carry): Change type attribute to "multi".
9549 2002-03-19 Dale Johannesen <dalej@apple.com>
9551 PR optimization/5999, middle-end/5731
9552 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
9553 multiplications by reciprocals.
9555 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
9557 * Makefile.in: Update.
9558 * c-common.c: Include langhooks.h.
9559 (inline_forbidden_p): Use new hook.
9560 * diagnostic.c: Include langhooks.h.
9561 (format_with_decl, announce_function,
9562 default_print_error_function): Use new hook.
9563 * dwarf2out.c (dwarf2_name): Use new hook.
9564 * function.c: Include langhooks.h.
9565 (init_function_start): Use new hook.
9566 * langhooks-def.h (lhd_decl_printable_name): New.
9567 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
9568 (LANGHOOKS_INITIALIZER): Update.
9569 * langhooks.c (lhd_decl_printable_name): New.
9570 * langhooks.h (struct lang_hooks): New hook.
9571 * toplev.c (decl_name, decl_printable_name): Remove.
9572 (open_dump_file): Use new hook.
9573 (process_options): Remove old hook.
9574 * tree.h (decl_printable_name): Remove.
9576 * objc-act.c (objc_init): Remove old hook.
9577 (objc_printable_name): Export.
9578 * objc-act.h (objc_printable_name): New.
9579 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
9581 2002-03-19 Jim Blandy <jimb@redhat.com>
9583 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
9584 the start_source_file debug hook, not the current line number.
9586 2002-03-19 Richard Henderson <rth@redhat.com>
9588 * flow.c (EH_USES): Provide default.
9589 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
9590 * doc/tm.texi (EH_USES): New.
9592 * config/ia64/ia64.c (ia64_eh_uses): New.
9593 * config/ia64/ia64-protos.h: Update.
9594 * config/ia64/ia64.h (EH_USES): New.
9596 2002-03-19 Richard Henderson <rth@redhat.com>
9598 * varasm.c (output_constant_def): Fix stupid typo.
9600 2002-03-19 Richard Henderson <rth@redhat.com>
9603 * except.c (current_function_has_exception_handlers): New.
9604 * except.h: Declare it.
9605 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
9606 Combine tests that disable all sibcalls for the function.
9608 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
9610 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
9613 2002-03-19 Richard Henderson <rth@redhat.com>
9616 * config/ia64/ia64.c: Revert 2002-03-01 patch.
9617 * config/ia64/ia64.h (INIT_EXPANDERS): New.
9619 2002-03-19 Jim Blandy <jimb@redhat.com>
9621 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
9622 name, even if the replacement list contains no tokens, as required
9625 2002-03-19 Jason Merrill <jason@redhat.com>
9627 * varasm.c (globalize_decl): Get the name from the RTL, not
9628 DECL_ASSEMBLER_NAME.
9630 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
9632 2002-03-19 Bob Wilson <bob.wilson@acm.org>
9634 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
9635 subdi_carry): Define.
9637 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9639 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
9640 about -fpic/-fPIC if extra_warnings set.
9642 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9644 * expr.c (expand_expr): Sign-extend CONST_INT generated from
9645 TREE_STRING_POINTER.
9646 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
9648 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9650 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
9651 in favor of SP if FRAME_POINTER_REQUIRED is false.
9653 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
9655 * emit-rtl.c (gen_int_mode): New function.
9656 * rtl.h: Prototype for it.
9657 * combine.c (make_extraction, simplify_comparison), expmed.c
9658 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
9659 (convert_modes, store_field), optabs.c (expand_fix),
9660 simplify-rtx.c (neg_const_int, simplify_unary_real),
9662 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
9663 Use it instead of GEN_INT (trunc_int_for_mode (...)).
9665 2002-03-19 Jakub Jelinek <jakub@redhat.com>
9668 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
9669 convert_parm_for_inlining.
9670 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9672 * langhooks-def.h: Likewise.
9673 * objc/objc-lang.c: Likewise.
9674 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
9676 * tree-inline.c (initialize_inlined_parameters):
9677 Call convert_parm_for_inlining lang hook if needed.
9678 * c-typeck.c (c_convert_parm_for_inlining): New function.
9679 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
9681 2002-03-18 Mark Mitchell <mark@codesourcery.com>
9683 * calls.c (precompute_arguments): Do not assume that temporaries
9684 can be destroyed after expanding the argument.
9685 (expand_call): Likewise.
9687 2002-03-15 Eric Christopher <echristo@redhat.com>
9689 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
9690 Fix register preference on last change.
9691 * config/mips/mips.c (mips_return_in_memory): New function.
9692 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
9693 * config/mips/mips-protos.h: Declare.
9694 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
9695 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
9697 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
9699 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
9701 (anddi3, iorsi3): Likewise.
9703 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
9704 use %gprel for symbols that are going to be placed in linkonce
9707 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
9708 RETURN_ADDRESS_POINTER_REGNUM to $ra.
9709 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
9710 not needed. Disregard leaf_function_p().
9711 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
9712 mips16 frame pointer.
9713 * config/mips/mips.md (store ra): Only to small SP offsets.
9714 2001-08-22 Graham Stott <grahams@redhat.com>
9715 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
9716 return a REG rtx for the return address register.
9718 2002-03-18 Bob Wilson <bob.wilson@acm.org>
9720 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
9721 constant-pool addresses as "mode-dependent".
9722 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
9724 2002-03-18 Jakub Jelinek <jakub@redhat.com>
9727 * expr.c (emit_group_load): Use extract_bit_field if
9728 needed for CONCAT arguments.
9730 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
9733 * arm.md (tablejump): Make this a define_expand. For PIC add the
9734 offset to the base of the table.
9735 (thumb_tablejump): Matcher for Thumb tablejump insn.
9736 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
9737 as the difference of two labels.
9738 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9739 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
9741 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9742 * arm.c (get_jump_table_size): If the table is not in the text
9743 section, return zero.
9745 2002-03-18 Bernd Schmidt <bernds@redhat.com>
9747 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
9749 (arm_reload_out_hi): Use gen_lowpart instead of
9750 gen_rtx_SUBREG to access QImode components.
9751 * config/arm/arm.md: Disable zero_extend split for QImode
9752 subregs in BIG_ENDIAN mode.
9753 (storehi_bigend): Match use of least significant byte.
9754 (storeinthi): Remove extraneous SUBREG.
9755 Add missing construction of operands[2].
9756 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
9757 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
9758 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
9760 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
9762 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
9765 2002-03-17 Richard Henderson <rth@redhat.com>
9767 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
9770 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9772 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
9773 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
9775 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9777 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
9779 * predict.c (estimate_bb_frequencies): Delete unused variables.
9781 2002-03-17 Richard Henderson <rth@redhat.com>
9783 * config/ia64/ia64.c (ia64_attribute_table): Move before
9784 targetm definition. Make static.
9786 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
9788 * c-common.h (yyparse, c_common_parse_file): New.
9789 * c-lang.c: Include c-common.h.
9790 (LANG_HOOKS_PARSE_FILE): Redefine.
9791 * c-lex.c: Include c-common.h.
9792 (yyparse): Rename c_common_parse_file. Call yyparse.
9793 * c-parse.in (yyparse): Remove macro.
9794 * c-tree.h (yyparse_1): Remove.
9795 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
9796 (LANG_HOOKS_INITIALIZER): Update.
9797 * langhooks.h (struct lang_hoooks): New hook parse_file.
9798 * toplev.c (compile_file): Use parse_file hook.
9799 * tree.h (yyparse): Remove.
9800 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
9802 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9804 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
9805 float_truncate, not fix.
9806 ("*truncdfsf2_real"): Ditto.
9807 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
9809 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
9811 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
9813 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
9814 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
9815 where appropriate. Make the second reference to
9816 leaf_function_p a function call, as intended. Reindented.
9818 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
9819 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
9821 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
9822 add register to non-constant into sp.
9824 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
9825 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
9826 (mips16_gp_pseudo_rtx): Lose.
9827 (INIT_EXPANDERS): Deleted.
9828 * config/mips/mips.c (mips_init_machine_status): New.
9829 (mips_free_machine_status): New.
9830 (mips_mark_machine_status): New.
9831 (override_options): Set them.
9832 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
9833 (struct machine_function): ... new. Replaced all references.
9834 (mips_add_gc_roots): Don't mark them.
9835 (embedded_pic_fnaddr_reg): New, extracted from...
9836 (embedded_pic_offset): ... here.
9837 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
9840 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9842 * cppinit.c: Revert -MD removal.
9844 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9846 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
9847 soft registers by default for 68HC12.
9848 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
9849 when compiling with -fomit-frame-pointer.
9850 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
9851 (expand_epilogue): Likewise.
9852 (m68hc11_gen_rotate): Use exg when rotating by 8.
9854 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9856 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
9857 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
9858 (splits): Remove unused add splits.
9859 ("*addhi3_68hc12"): Tune constraints.
9860 ("addhi_sp"): Try to use X instead of Y in all cases and if the
9861 constant fits in 8-bits and D is dead use abx/aby instructions.
9862 ("*addhi3"): Remove extern declaration of ix_reg.
9863 ("*subsi3"): Optimize and provide new split.
9864 ("subhi3"): Cleanup.
9865 ("*subhi3_sp"): Avoid saving X if we know it is dead.
9866 (arith splits): For 68hc12 save the address register on the stack
9867 and do the arithmetic operation with a pop.
9869 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9871 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
9872 allocating QImode in address registers.
9873 ("*movqi_m68hc11"): Likewise.
9875 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
9877 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
9879 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9881 * cppinit.c (print_help): Display -MD and -MMD.
9882 Don't display usage string. Update assertion syntax and
9884 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
9885 (cpp_handle_option): Update.
9887 2002-03-15 Chris Demetriou <cgd@broadcom.com>
9889 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
9890 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
9891 and define it so that regardless of target CPU size,
9892 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
9893 of "int" rather than "long."
9895 2002-03-15 Richard Henderson <rth@redhat.com>
9897 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
9900 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9902 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
9903 ("tstqi" split): Avoid using memory for tstqi on address register.
9904 (splits): Remove constraints.
9905 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
9906 ("cmpdf", "cmpsf"): Remove since not used.
9907 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
9908 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
9910 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9912 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
9913 ("neghi2"): Tighten constraints.
9914 ("one_cmplsi2"): Optimize and simplify split.
9915 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
9917 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9919 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
9920 and split of AND operation to clear the upper bits.
9921 ("*logicalsi3_zextqi"): Likewise.
9922 ("*logicallhi3_zexthi_ashift8"): Likewise.
9923 ("*logicalsi3_silshr16"): Likewise.
9924 ("logicalsi3_silshl16"): Likewise.
9925 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
9927 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9929 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
9930 (m68hc11_indirect_p): New function.
9931 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
9932 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
9934 (asm_print_register): Likewise.
9935 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
9936 (m68hc11_indirect_p): Declare.
9937 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
9938 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
9939 (TARGET_SWITCHES): New option -mrelax.
9940 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
9942 ("iorsi3", "xorsi3"): Likewise.
9943 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
9944 ("*andhi3_mem"): New to handle destination in memory with bclr
9945 and a scratch register.
9946 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
9947 ("*andhi3_const"): New when operand2 is constant.
9948 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
9949 ("*andhi3_gen"): Cleanup of the old "andhi3".
9950 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
9951 ("xorqi3"): Update constraints.
9953 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9955 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
9956 for reg_equiv_memory_loc when the operand is a register that does
9957 not get a hard register (stack location).
9958 (tst_operand): After reload, accept all memory operand.
9959 (symbolic_memory_operand): Fix detection of symbolic references.
9960 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
9961 accept symbols and any constant.
9963 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9965 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
9966 note on the insn that sets the soft frame register.
9967 (must_parenthesize): ix and iy are also reserved names.
9968 (print_operand_address): One more place where parenthesis are required
9969 to avoid confusion with register names.
9970 (m68hc11_gen_movhi): Allow push of stack pointer.
9971 (m68hc11_check_z_replacement): Fix handling of parallel with a
9973 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
9974 the replacement register is.
9975 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
9976 and D8_REGS classes.
9977 (MODES_TIEABLE_P): All modes are tieable except QImode.
9979 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9981 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
9982 (___subdi3): Likewise.
9983 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
9984 (__map_data_section): Optimize 68hc11 case.
9986 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9988 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
9989 than a shift to avoid adding a register with itself.
9990 (m68hc11_memory_move_cost): Take into account NO_REGS.
9991 (m68hc11_register_move_cost): Update and use memory move cost
9993 (m68hc11_address_cost): Make cost of valid offset not 0 so that
9994 it gives more opportunities to cse to optimize.
9995 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
9996 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
9998 2002-03-15 Mark Mitchell <mark@codesourcery.com>
10000 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
10001 * c-common.def (CLEANUP_STMT): New tree node.
10002 * c-common.h (CLEANUP_DECL): New macro.
10003 (CLEANUP_EXPR): Likewise.
10004 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
10005 * expr.c (expand_expr): Tidy.
10006 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
10007 * tree-inline.c (initialize_inlined_parameters): Clean up
10008 new local variables.
10010 2002-03-15 Jakub Jelinek <jakub@redhat.com>
10013 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
10014 before movrXX only, use reg_overlap_mentioned_p.
10015 Only special case NE if just one insn can be generated.
10017 2002-03-15 Jason Merrill <jason@redhat.com>
10019 * varasm.c (assemble_variable): Call resolve_unique_section before
10020 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
10021 of error_mark_node.
10023 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
10026 * arm.md (split pattern for thumb shiftable immediates): Add comment
10027 explaining non-obvious test.
10029 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
10032 * arm.md (movaddr, movaddr_insn): Delete.
10034 2002-03-15 Jason Merrill <jason@redhat.com>
10036 * toplev.c (wrapup_global_declarations): Clarify variable handling.
10037 -fkeep-static-consts doesn't apply to comdats.
10039 2002-03-14 Richard Henderson <rth@redhat.com>
10041 * c-decl.c: Include c-pragma.h.
10042 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
10043 (finish_function): Tidy.
10044 * c-pragma.c: Include c-common.h.
10045 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
10046 (handle_pragma_weak): Use them.
10047 (init_pragma): Register pending_weaks.
10048 * c-pragma.h (maybe_apply_pragma_weak): Declare.
10049 * print-tree.c (print_node): Print DECL_WEAK.
10050 * varasm.c (mark_weak_decls): Remove.
10051 (remove_from_pending_weak_list): Remove.
10052 (add_weak): Remove.
10053 (asm_emit_uninitialised): Call globalize_decl for weak commons.
10054 (weak_decls): Make a tree_list.
10055 (declare_weak): Cons weak_decls directly.
10056 (globalize_decl): Remove weak_decls elements directly.
10057 (weak_finish): Simplify weak_decls walk. Don't weaken unused
10058 symbols. Don't pretend to handle aliases.
10059 (init_varasm_once): Update weak_decls registry.
10060 * Makefile.in: Update dependencies.
10062 2002-03-14 Richard Henderson <rth@redhat.com>
10065 * config/ia64/ia64.c: Include tm_p.h last.
10066 (gen_nop_type): Remove duplicate definition.
10067 (cycle_end_fill_slots): Set sched_data for second L slot.
10068 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
10069 (nop_cycles_until): Fix typos.
10071 2002-03-15 Jakub Jelinek <jakub@redhat.com>
10073 PR optimization/5891
10074 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
10076 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
10078 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
10079 descriptors correctly.
10081 2002-03-14 Michael Meissner <meissner@redhat.com>
10083 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
10084 100, allowing MAX_UNROLLED_INSNS to be overridden.
10086 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
10089 * unroll.c (params.h): Include.
10090 (MAX_UNROLLED_INSNS): Delete, now in params.h.
10092 * doc/invoke.texi (--param max-unroll-insns): Document.
10094 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
10096 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
10098 * arm.md: Fix warnings about constraints in peepholes and splits.
10100 2002-03-14 Zack Weinberg <zack@codesourcery.com>
10102 * cpphash.h (struct lexer_state): Remove line_extension member.
10103 * cpplib.c (dequote_string, do_linemarker): New functions.
10104 (linemarker_dir): New data object.
10105 (DIRECTIVE_TABLE): No longer need to interpret #line in
10106 preprocessed source. Delete obsolete comment about return
10107 values of handlers.
10108 (end_directive, directive_diagnostics, _cpp_handle_directive):
10109 Don't muck with line_extension.
10110 (directive_diagnostics): No need to issue warnings for
10112 (_cpp_handle_directive): Issue warnings for linemarkers here,
10113 when appropriate. Dispatch linemarkers to do_linemarker, not
10115 (do_line): Code to handle linemarkers split out to do_linemarker.
10116 Convert escape sequences in filename argument, both places.
10118 * cppmacro.c (quote_string): Rename cpp_quote_string and
10119 export. All callers changed.
10120 * cpplib.h (cpp_quote_string): Prototype.
10121 * cppmain.c (print_line): Call cpp_quote_string on to_file
10122 before printing it.
10124 * doc/cpp.texi: Document that escapes are now interpreted in
10125 #line and in linemarkers, and that non-printing characters are
10126 converted to octal escapes when linemarkers are generated.
10128 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
10130 * emit-rtl.c (try_split): Use delete_insns.
10131 * recog.c (split_all_insns): Fix terminating condition.
10133 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
10134 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
10137 * arm.c (arm_output_epilogue): Fix floating-point register save
10138 adjustment when using a frame pointer.
10140 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
10142 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
10143 * config/mips/mips.c (compute_frame_size): Retrofit them here.
10144 (save_restore_insns, mips_expand_epilogue): And here.
10145 (build_mips16_call_stub): And here.
10146 (mips_function_value): Use the new macros to decide whether a single
10147 or complex float can be returned in floating-point registers. Return
10148 a parallel rtx in the complex case.
10150 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
10152 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
10153 call after liveness analysis.
10155 * recog.c (split_insn): Use delete_insn_and_edges.
10157 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
10158 instructions to have branch prediction notes.
10159 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
10161 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
10163 * configure.in: Don't pass -Wno-long-long to a ADA compiler
10164 that doesn't support it.
10165 * configure: Regenerate.
10167 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10170 * config/sparc/sparc.md (normal_branch, inverted_branch,
10171 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
10172 inverted_fp_branch): Adjust calls to output_cbranch.
10173 Set length attribute.
10174 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
10175 output_v9branch. Set length attribute.
10176 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
10178 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
10179 (output_cbranch): Likewise. Handle far branches.
10180 (output_v9branch): Handle far branches.
10181 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
10183 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
10184 noov_compare64_op predicates.
10186 2002-03-13 Jason Merrill <jason@redhat.com>
10188 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
10189 into the function and constify it.
10190 * gthr-dce.h, gthr-solaris.h: Likewise.
10192 2002-03-13 David Edelsohn <edelsohn@gnu.org>
10194 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
10195 * config/rs6000/rs6000.c (rs6000_va_arg): Use
10196 std_expand_builtin_va_arg if not ABI_V4.
10198 2002-03-13 Jason Merrill <jason@redhat.com>
10200 * varasm.c (globalize_decl): New fn.
10201 (assemble_start_function): Use it.
10202 (asm_emit_uninitialized): Use it.
10203 (assemble_alias): Use it.
10204 (assemble_variable): Use it.
10206 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
10208 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
10209 2002-03-12 internal visibility change.
10210 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
10211 visibility into SYMBOL_REF_FLAG.
10213 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
10215 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
10216 VOIDmode operand. Add compile-time optimization for constant results.
10218 2002-03-12 Jason Merrill <jason@redhat.com>
10220 * c-typeck.c (convert_for_assignment): Don't allow conversions
10221 between pointers and references. Only allow lvalues to convert to
10224 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
10226 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
10227 before prologue, to avoid scheduling problems.
10229 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10231 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10232 (ELIMINABLE_REGS): Add sfp->sp.
10233 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
10235 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10237 PR optimization/5892
10238 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
10240 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10242 * loop.c (basic_induction_var): Don't call convert_modes if mode
10243 classes are different.
10245 2002-03-12 Richard Henderson <rth@redhat.com>
10247 PR optimization/5901
10248 * function.c (reposition_prologue_and_epilogue_notes): Position
10249 the markers after/before the last/first insn not deleted.
10251 2002-03-12 Richard Henderson <rth@redhat.com>
10253 PR optimization/5878
10254 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
10255 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
10256 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
10258 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
10259 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
10260 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
10262 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
10263 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
10264 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
10265 also. Don't set it if not flag_pic.
10266 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
10267 to be INVALID_REGNUM when not used.
10269 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
10271 * expmed.c (store_bit_field): Reset alias set for memory.
10272 (extract_bit_field): Same.
10274 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10276 * c-common.c (c_tree_code_type, c_tree_code_length,
10277 c_tree_code_name, add_c_tree_codes): Delete.
10278 * c-common.h (add_c_tree_codes): Delete.
10279 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
10281 * c-objc-common.c (c_objc_common_init): Don't call
10282 add_c_tree_codes, instead set lang_unsafe_for_reeval.
10283 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
10284 objc_tree_code_name, add_objc_tree_codes): Delete.
10285 (objc_init): Don't call add_objc_tree_codes.
10286 * objc/objc-lang.c (tree_code_type, tree_code_length,
10287 tree_code_name): Define.
10288 * toplev.c (lang_independent_init): Don't set
10289 tree_code_length[IDENTIFIER_NODE].
10290 * tree.c (tree_code_type, tree_code_length, tree_code_name):
10291 Delete definitions, moved to language front-ends.
10292 * tree.def (IDENTIFIER_NODE): Hardwire the length.
10293 * tree.h (tree_code_type, tree_code_length, tree_code_name):
10295 (tree_code_length): Change type to unsigned char.
10297 2002-03-12 Richard Henderson <rth@redhat.com>
10299 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
10300 internal visibility change.
10302 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10304 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
10305 validize_mem() instead of change_address to avoid clobbering
10308 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
10310 * c-lex.h (position_after_whitespace): Remove.
10312 2002-03-12 Jakub Jelinek <jakub@redhat.com>
10314 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
10315 (lex_string): Use unsigned char pointers.
10317 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10319 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
10320 is not a valid memory_operand.
10322 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10324 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
10325 * config/xtensa/lib1funcs.asm: Fix copyright to include
10326 special case for libgcc files.
10327 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
10328 (__divsi3): Likewise.
10329 (__umodsi3): Likewise.
10330 (__modsi3): Likewise.
10331 * config/xtensa/lib2funcs.S: Fix copyright to include
10332 special case for libgcc files.
10334 2002-03-12 Tom Rix <trix@redhat.com>
10336 * collect2.c (resolve_lib_name): Move outside of
10337 OBJECT_FORMAT_COFF ifdef.
10338 (ignore_library): Same.
10340 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10342 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
10344 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10346 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
10347 to function_section before writing out the constant pool.
10349 2002-03-12 David Edelsohn <edelsohn@gnu.org>
10351 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
10353 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
10355 2002-03-12 Alan Modra <amodra@bigpond.net.au>
10357 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
10358 (adddi3): Likewise.
10361 (cmpsi splitter): Likewise.
10362 (modsi3): Fail if <= 0.
10363 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
10364 redundant test when HOST_BITS_PER_WIDE_INT != 32.
10365 (reg_or_sub_cint64_operand): Likewise.
10366 (num_insns_constant_wide): Optimize sign extension.
10367 (rs6000_legitimize_address): Likewise.
10369 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10371 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10372 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10374 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10376 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
10377 address calculation.
10379 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10381 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
10382 scratch register to DImode / TImode.
10383 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
10384 register used does not overlap the target.
10386 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10388 * Makefile.in (debug.o): Depend on debug.h.
10389 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
10390 * debug.c (do_nothing_debug_hooks): Likewise.
10391 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
10392 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
10393 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
10394 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
10395 * dwarfout.c (dwarf_debug_hooks): Likewise.
10396 * integrate.c (output_inline_function): Likewise.
10397 * objc/objc-act.c (synth_module_prologue): Likewise.
10398 * sdbout.c (sdb_debug_hooks): Likewise.
10399 * toplev.c (debug_hooks): Likewise.
10400 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
10402 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10404 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
10405 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
10406 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
10407 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
10408 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
10409 * defaults.h (POINTER_SIZE): Define.
10410 * doc/tm.texi (POINTER_SIZE): Document default.
10412 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10414 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
10416 2002-03-11 Richard Henderson <rth@redhat.com>
10418 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
10419 if rebuild_label_notes_after_reload.
10421 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
10423 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
10424 emit pic register load if "internal" visibility.
10425 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
10426 (cris_expand_builtin_va_arg): Do all computations on trees.
10428 2002-03-11 Richard Henderson <rth@redhat.com>
10430 * rtlanal.c: Include recog.h.
10431 (keep_with_call_p): Fix thinko.
10432 * Makefile.in (rtlanal.o): Update dependencies.
10434 2002-03-11 Chris Meyer <cmeyer@gatan.com>
10436 * genflags.c (gen_insn): Use IS_VSPACE.
10437 * genoutput.c (output_insn_data): Likewise.
10438 (process_template): Likewise.
10440 2002-03-11 Richard Henderson <rth@redhat.com>
10442 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
10444 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
10446 * Makefile.in: Update.
10447 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
10448 Update documentation.
10449 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
10450 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
10452 2002-03-11 Zack Weinberg <zack@codesourcery.com>
10454 * Makefile.in: Give texi2pod its input file as a command line
10455 argument, not on stdin.
10457 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
10458 Daniel Berlin <dan@dberlin.org>
10460 C++ alias analysis improvement.
10461 * alias.c (record_component_aliases): Record aliases for base
10464 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
10466 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
10468 2002-03-11 Douglas B Rupp <rupp@gnat.com>
10470 * toplev.c (vms_fopen): Remove, not needed.
10472 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
10474 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
10476 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
10477 for FP, already done later.
10479 * toplev.c (debug_args): Add entry for VMS_DEBUG.
10480 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
10482 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
10484 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
10485 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
10486 LARGEST_EXPONENT_IS_NORMAL for the given mode.
10487 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
10488 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
10489 (ediv, emul, eldexp, esqrt): Likewise.
10490 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
10491 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
10492 (saturate): New function.
10493 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
10494 (make_nan): Use a saturation value instead of a NaN if
10495 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
10496 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
10497 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
10498 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
10499 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
10500 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
10501 !ROUND_TOWARDS_ZERO.
10502 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
10503 (ROUND_TOWARDS_ZERO): Document.
10505 2002-03-11 Andreas Jaeger <aj@suse.de>
10507 * cfg.c (dump_flow_info): Remove unused variable.
10509 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
10511 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
10512 computations on trees.
10514 2002-03-10 Richard Henderson <rth@redhat.com>
10517 * reload.c (copy_replacements_1): New.
10518 (copy_replacements): Use it to recurse through the rtx.
10520 2002-03-10 Richard Henderson <rth@redhat.com>
10522 * loop.c (strength_reduce): Compute number of iterations as
10523 unsigned HOST_WIDE_INT.
10525 2002-03-10 Richard Henderson <rth@redhat.com>
10527 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
10528 to move away from the end of the block.
10530 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
10532 PR preprocessor/5899
10533 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
10535 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10537 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
10539 * attribs.c (decl_attributes): Fix signed/unsigned warning.
10541 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
10543 * config/mmix/mmix.c: Improve comments.
10544 (mmix_target_asm_function_prologue): Drop variable
10545 empty_stack_frame. Don't allocate unused slot above fp.
10546 (mmix_target_asm_function_epilogue): Mirror prologue changes.
10547 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
10548 brace in first column.
10549 (enum reg_class): Ditto.
10550 (FIRST_PARM_OFFSET): Now 0.
10551 (USER_LABEL_PREFIX): Remove #if 0:d definition.
10553 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10555 * combine.c (make_extraction): Fix error in last change.
10557 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10559 * c4x.c (c4x_fp_reglist): Const-ify.
10560 * cris.c (cris_print_operand): Likewise.
10561 * i386.c (ix86_va_arg): Likewise.
10562 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
10563 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
10564 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
10565 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
10566 * mcore.h (regno_reg_class): Likewise.
10567 * mips.c (gen_int_relational): Likewise.
10568 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
10569 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
10570 * pdp11.c (move_costs): Likewise.
10571 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
10572 * s390.c (s390_branch_condition_mnemonic, regclass_map):
10574 * s390.h (regclass_map): Likewise.
10575 * sh.c (shift_amounts): Likewise.
10576 * sh.md (rotlsi3): Likewise.
10578 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10580 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
10581 (ne0+5): Use new clobber to generate proper shift pattern.
10582 Patch by Michael Matz <matz@kde.org>.
10584 2002-03-09 Andreas Schwab <schwab@suse.de>
10586 * gcc.c (validate_all_switches): Also handle `%W{...}'.
10588 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10590 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
10592 2002-03-09 Jakub Jelinek <jakub@redhat.com>
10595 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
10596 even for non-representable constants.
10598 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10600 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
10601 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
10602 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
10603 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
10604 (pop_function_context): Compute MAY_SHARE parameter for
10606 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
10607 (gen_mem_addressof): Call fixup_var_refs with new parm.
10609 * combine.c (make_extraction): Don't make extension of CONST_INT.
10611 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10613 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
10614 in o32 and o64 ABIs.
10615 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
10616 but getting fixed-size structs passed in registers regardless of
10617 padding in o32 and o64 ABIs.
10619 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
10620 offset before loading address of argument passed by transparent
10623 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
10625 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
10627 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10629 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
10630 marker such that registers after it are saved.
10632 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10634 * sparc.c (arith_4096_operand): Fix error in last change.
10636 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10638 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
10639 defaults for MEABI.
10641 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10643 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
10646 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10648 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
10650 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
10652 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
10653 removed; fix return value.
10654 * combine.c (combine_instructions): Dirtify blocks where we failed to
10655 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
10656 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
10658 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10660 * gcse.c (insert_insn_end_bb): Fix typo in last change.
10662 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
10664 * recog.c (peephole2_optimize): Re-distribute EH edges.
10666 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
10668 * expr.c (expand_expr): Use unsave lang hook.
10669 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
10670 (LANG_HOOKS_INITIALIZER): Update.
10671 * langhooks.h (struct lang_hooks): New hook unsave.
10672 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
10673 (unsave_expr_1): Remove unused lang_unsave_expr_now.
10674 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
10675 (unsave_expr_now): Remove.
10676 * tree.h (unsave_expr_now, lang_unsave,
10677 lang_unsave_expr_now): Remove.
10680 2002-03-08 Andreas Jaeger <aj@suse.de>
10682 * flow.c (propagate_block_delete_insn): Remove unused variable.
10684 2002-03-08 Kazu Hirata <kazu@hxi.com>
10686 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
10687 insn length for memory load/store.
10689 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
10691 * doc/install.texi (--with-libiconv-prefix): Document.
10693 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
10695 * doc/sourcebuild.texi: Fix typo.
10697 2002-03-08 Jakub Jelinek <jakub@redhat.com>
10700 * builtins.c (std_expand_builtin_va_arg): Do all computations on
10703 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10705 * rtl.c (copy_most_rtx): Move from here ...
10706 * emit-rtl.c (copy_most_rtx): ... to here.
10708 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10710 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
10711 SUBTARGET_CPP_SIZE_SPEC.
10712 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
10714 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
10716 2002-03-07 Matt Hiller <hiller@redhat.com>
10718 * gensupport.c (first_dir_md_include): Renamed from include;
10719 change all references.
10720 (last_dir_md_include): Renamed from last_include; change all
10722 (init_md_reader): Unconditionally initialize base_dir whether or
10723 not filename is a relative path.
10725 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
10727 * config/fp-bit.c (_unord_f2): Compile it in even if
10728 US_SOFTWARE_GOFAST is enabled.
10730 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
10731 NULL_RTX. Set all HFmode operations as NULL_RTX.
10732 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
10733 NULL_RTX, try reversing the comparison and the operands.
10735 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10737 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
10738 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
10741 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
10743 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
10745 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10747 * basic-block.h (fixup_abnormal_edges): Declare.
10748 * reload1.c (fixup_abnormal_edges): New function.
10749 * reg-stack.c (convert_regs): Use it.
10751 * gcse.c (insert_insn_end_bb): Handle trapping insns.
10753 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
10755 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
10757 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
10758 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
10759 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
10760 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
10761 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
10762 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
10763 unless x and y could be infinite.
10764 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
10765 Check that the common type of both arguments is a real, even for
10766 targets without unordered comparisons. Allow an integer argument
10767 to be compared against a real.
10768 (expand_tree_builtin): Use expand_unordered_cmp.
10769 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
10770 * cse.c (fold_rtx): Likewise. Fix indentation.
10771 * fold-const.c (fold_real_zero_addition_p): New.
10772 (fold): Use it, and the new HONOR_... macros.
10773 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
10774 * jump.c (reversed_comparison_code_parts): After searching for
10775 the true comparison mode, use HONOR_NANS to decide whether it
10776 can be safely reversed.
10777 (reverse_condition_maybe_unordered): Remove IEEE check.
10778 * simplify-rtx.c (simplify_binary_operation): Use the new macros
10779 to decide which simplifications are valid. Allow the following
10780 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
10781 and (a - -b) to (a + b).
10782 (simplify_relational_operation): Use HONOR_NANS.
10783 * doc/tm.texi: Document the MODE_HAS_... macros.
10785 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
10787 * combine.c (simplify_comparison): If simplifying a logical shift
10788 right and compare with constant, force the comparison to unsigned.
10790 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
10792 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
10794 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
10796 (alt_reg_names): Remove % for vrsave.
10798 2002-03-06 Richard Henderson <rth@redhat.com>
10800 PR optimization/5844
10801 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
10802 if used indicates we've already emitted one copy of an operand.
10803 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
10804 (gen_split): Supply a non-null used.
10806 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10808 * reload1.c (reload): Unshare all rtl after reload is done.
10810 * simplify-rtx.c (simplify_plus_minus): Do not abort,
10811 but simply fail if the expression is too complex to simplify.
10812 (simplify_gen_binary): Handle simplify_plus_minus failures.
10814 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
10816 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
10817 consistently call delete_trivially_dead_insns after CSE and GCSE;
10818 fix DFI_life dumping; do jump threading after liveness; do crossjumping
10819 after liveness2; update comment in last crossjumping.
10820 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
10822 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
10824 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
10825 after completing fast dead code elimination.
10827 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
10830 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
10832 * version.c: Fix misplaced leading blanks on first line.
10834 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
10836 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
10838 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
10840 * cfgcleanup.c (mentions_nonequal_regs): New function.
10841 (thread_jump): Use it.
10842 * toplev.c (rest_of_compilation): Run jump threading after
10845 2002-03-06 Jakub Jelinek <jakub@redhat.com>
10847 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
10850 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
10852 * predict.c (estimate_bb_frequencies): Do not reload the
10853 frequencies from notes.
10855 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
10857 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
10858 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
10860 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
10861 delete_noop_moves): Return indeger.
10862 * flow.c (ndead): New variable.
10863 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
10864 BB argument; update callers.
10865 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
10866 (life_analysis): Do not call purge_all_dead_edges.
10867 (update_life_info): Return number of deleted insns; print statistics.
10868 (update_life_info_in_dirty_blocks): likewise.
10869 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
10870 return number of insns deleted.
10872 * cse.c: Include timevar.h
10873 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
10874 iterate until stabilizes; print statistics; return number of killed
10876 * Makefile.in: (cse.o): Add timevar.h dependency
10877 * rtl.h (delete_trivially_dead_insns): New.
10878 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
10879 * toplev.c (rest_of_compilation): Update callers.
10881 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
10882 (try_optimize_cfg): Do not update liveness.
10883 (cleanup-cfg): Loop until try_optimize_cfg and dead code
10884 removal stabilizes; use delete_trivially_dead_insns.
10886 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
10888 2002-03-05 Zack Weinberg <zack@codesourcery.com>
10890 * cppmain.c (setup_callbacks): Disable #pragma and #ident
10891 callbacks when processing assembly language.
10893 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10895 * pa.h (ASM_FILE_END): Define.
10896 * som.h (ASM_FILE_END): Delete.
10898 * pa.c (function_arg): Don't pass floats in general registers in
10899 indirect calls if TARGET_ELF32.
10901 2002-03-05 Richard Henderson <rth@redhat.com>
10903 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
10905 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
10907 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
10909 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10911 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
10912 -r command line. Don't hide any symbols if not building
10915 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
10917 * cfg.c (dump_flow_info): Warn about profile mismatches.
10918 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
10919 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
10921 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10923 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
10924 wide volatile memory by parts.
10926 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10928 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
10931 2002-03-05 Richard Henderson <rth@redhat.com>
10933 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
10935 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10937 * toplev.c (documented_lang_options): Document more
10938 language-specific options.
10939 * doc/invoke.texi (Warning Options): Correct documentation for
10940 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
10941 * c-decl.c (c_decode_option): Use a table to handle warning options.
10943 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
10945 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
10946 parameter to mmix_encode_section_info.
10947 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
10948 relocatably. Always produce ELF, not mmo if linking relocatably.
10949 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
10950 first is non-zero, don't add symbol prefix.
10951 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
10952 prototype accordingly.
10954 2002-03-04 Krister Walfridsson <cato@df.lth.se>
10956 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
10958 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
10960 * configure.in: Increase required makeinfo version to 4.1.
10961 * configure: Regenerate.
10963 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10965 * .cvsignore: Remove *.info* and genrtl*; these files are generated
10968 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
10970 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
10971 * doc/invoke.texi: Fix @math uses.
10973 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10975 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
10978 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
10980 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
10981 (powerpc-*-eabisimaltivec*): Same.
10983 * config/rs6000/t-ppcendian: New.
10985 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10987 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
10988 nonimmediate_src_operand and nonimmediate_lsrc_operand to
10989 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
10991 2002-03-03 Richard Henderson <rth@redhat.com>
10993 * toplev.c (rest_of_decl_compilation): Revert last two changes.
10995 2002-03-03 Zack Weinberg <zack@codesourcery.com>
10997 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
10998 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
10999 tree.c, config/m68k/m68k.c:
11000 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
11001 REAL_ARITHMETIC blocks unconditional. Delete some further
11002 #ifdef blocks predicated on REAL_ARITHMETIC.
11003 * flags.h, toplev.c: Delete remaining references to
11004 flag_pretend_float.
11006 * doc/invoke.texi: Remove documentation of -fpretend-float.
11007 * doc/tm.texi: Describe the various REAL_* macros as provided by
11008 real.h, not by the target configuration files.
11010 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
11011 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
11012 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
11013 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
11014 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
11015 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
11016 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
11017 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
11018 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
11019 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
11020 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
11021 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
11022 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
11023 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
11024 config/xtensa/xtensa.h:
11025 Do not define, undefine, or mention in comments any of
11026 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
11027 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
11028 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
11029 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
11030 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
11031 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
11032 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
11033 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
11034 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
11036 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11038 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
11039 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
11040 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
11041 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
11042 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
11043 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
11045 * defaults.h (BITS_PER_WORD): Define.
11046 * doc/tm.texi (BITS_PER_WORD): Document default value.
11048 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
11049 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
11050 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
11052 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11054 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
11055 lieu of explicit sizeof/sizeof.
11056 * i386.c (override_options, ix86_init_mmx_sse_builtins,
11057 ix86_expand_builtin): Likewise.
11058 * mips.c (mips_add_gc_roots): Likewise.
11059 * mmix.c (mmix_output_condition): Likewise.
11060 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
11061 altivec_init_builtins): Likewise.
11062 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
11063 * cppexp.c (Nsuff, parse_number): Likewise.
11064 * cppinit.c (builtin_array_end): Likewise.
11065 * gcc.c (n_default_compilers, process_command): Likewise.
11066 * genpreds.c (output_predicate_decls): Likewise.
11067 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
11068 * lcm.c (N_ENTITIES): Likewise.
11069 * stor-layout.c (set_sizetype): Likewise.
11071 2002-03-03 Richard Henderson <rth@redhat.com>
11073 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
11074 for types or labels.
11076 2002-03-03 Richard Henderson <rth@redhat.com>
11078 * c-decl.c (start_decl): Initialized variables are not common.
11080 2002-03-02 Per Bothner <per@bothner.com>
11082 * gcc.c (option_map): Suport new --bootclasspath option.
11083 --CLASSPATH is now just an alias for --classpath.
11085 2002-03-02 Richard Henderson <rth@redhat.com>
11087 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
11088 load if "internal" visibility.
11089 * doc/extend.texi: Document visibility meanings.
11091 2002-03-02 Richard Henderson <rth@redhat.com>
11093 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
11094 to functions as well.
11096 2002-03-02 Richard Henderson <rth@redhat.com>
11098 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
11099 (handle_visibility_attribute): Don't call assemble_visibility.
11100 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
11101 without asmspec. Invoke assemble_alias when needed.
11102 * varasm.c (maybe_assemble_visibility): New.
11103 (assemble_start_function, assemble_variable, assemble_alias): Use it.
11105 2002-03-02 Richard Henderson <rth@redhat.com>
11107 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
11108 invoke ENCODE_SECTION_INFO with first call flag.
11110 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
11111 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
11112 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
11113 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
11114 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
11115 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
11116 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
11117 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
11118 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
11119 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
11120 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
11121 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
11122 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
11123 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
11124 config/mcore/mcore-protos.h, config/mcore/mcore.c,
11125 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
11126 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
11127 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
11128 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
11129 config/sh/sh.h, config/sparc/sparc.h,
11130 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
11131 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
11132 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
11133 FIRST argument. As needed, examine it and do nothing.
11135 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
11136 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
11137 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
11139 * config/arm/t-pe (pe.o): Add dependencies.
11141 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11143 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
11144 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
11145 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
11146 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
11147 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
11148 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
11149 * defaults.h (BITS_PER_UNIT): Define.
11150 * doc/tm.texi (BITS_PER_UNIT): Document default value.
11152 2002-03-02 Kazu Hirata <kazu@hxi.com>
11154 * config/h8300/h8300-protos.h: Add a prototype for
11155 compute_a_shift_length.
11156 * config/h8300/h8300.c (h8300_asm_insn_count): New.
11157 (compute_a_shift_length): Likewise.
11158 (h8300_adjust_insn_length): Do not adjust insn length of shift
11160 * config/h8300/h8300.md (anonymous shift patterns): Use
11161 compute_a_shift_length.
11163 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11165 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
11166 trunc_int_for_mode.
11168 * emit-rtl.c (offset_address): Call update_temp_slot_address.
11170 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11172 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
11173 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
11174 * flags.h (flag_zero_initialized_in_bss): Declare.
11175 * toplev.c (flag_zero_initialized_in_bss): New flag.
11176 (lang_independent_options): Add flag_zero_initialized_in_bss.
11177 * tree.c (initializer_zerop): New function.
11178 * tree.h (initializer_zerop): Declare.
11179 * varasm.c (assemble_variable): If we can emit bss, put zero
11180 initializers in the bss section.
11182 2002-03-02 Alan Modra <amodra@bigpond.net.au>
11184 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
11185 like more than one symbol per .weak directive.
11187 2002-03-01 Richard Henderson <rth@redhat.com>
11189 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
11190 adjust argument_pointer by pretend_args_size.
11191 (ia64_va_start): Adjust va_start address by -pretend_args_size.
11193 2002-03-01 Kazu Hirata <kazu@hxi.com>
11195 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
11197 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
11199 * toplev.c (rest_of_compilation): Delete dead jumptables before
11201 * flow.c (delete_dead_jumptables): Make global.
11202 * rtl.h (delete_dead_jumptables): Declare.
11204 2002-03-01 David Edelsohn <edelsohn@gnu.org>
11206 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
11207 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
11208 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
11210 2002-03-01 Kazu Hirata <kazu@hxi.com>
11212 * config/h8300/h8300-protos.h: Fix formatting.
11213 * config/h8300/h8300.c: Likewise.
11214 * config/h8300/h8300.h: Likewise.
11216 2002-03-01 Kazu Hirata <kazu@hxi.com>
11218 * config/h8300/h8300.c (print_operand): Support 16-bit
11219 constant addresses.
11220 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
11222 2002-02-28 Richard Henderson <rth@redhat.com>
11224 * expmed.c (store_bit_field): Prevent generation of CONCATs;
11225 pun complex values as integers; use gen_lowpart instead of
11227 (extract_bit_field): Likewise.
11229 2002-03-01 Alan Modra <amodra@bigpond.net.au>
11230 David Edelsohn <edelsohn@gnu.org>
11232 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
11233 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
11234 (SUPPORTS_WEAK): Likewise.
11235 * output.h (add_weak): Add tree param.
11236 * varasm.c (add_weak): Likewise. Save decl.
11237 (struct weak_syms): Add decl field.
11238 (mark_weak_decls): New function.
11239 (init_varasm_once): ggc_add_root mark_weak_decls.
11240 (assemble_start_function): Use ASM_WEAKEN_DECL.
11241 (assemble_variable): Likewise.
11242 (assemble_alias): Likewise.
11243 (declare_weak): Pass decl to add_weak.
11244 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
11245 (remove_from_pending_weak_list): Declare and define for
11247 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
11248 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
11249 * defaults.h (SUPPORTS_WEAK): Likewise.
11250 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11251 .weak for code sym. Do emit .size for descriptor sym.
11252 (ASM_DECLARE_FUNCTION_SIZE): Define.
11253 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
11254 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
11255 .lglobl unless TARGET_XCOFF. Formatting fixes.
11256 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11257 .weak for code sym.
11258 (HANDLE_PRAGMA_WEAK): Remove.
11259 (ASM_WEAKEN_LABEL): Remove.
11260 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
11262 2002-03-01 Jason Merrill <jason@redhat.com>
11264 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
11265 (TARGET_EXPR_CLEANUP): New macro.
11267 2002-02-28 Steve Ellcey <sje@cup.hp.com>
11269 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
11270 to take ptr_extend into account as third type of extension.
11271 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
11272 fields used by SUBREG_PROMOTED_UNSIGNED_P.
11273 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
11274 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
11275 * calls.c (precompute_arguments): Use new macro.
11276 (expand_call): Ditto.
11277 * combine.c (nonzero_bits): Ditto.
11278 (record_promoted_value): Ditto.
11279 * expr.c (store_expr): Ditto.
11280 (expand_expr): Ditto.
11281 * function.c (assign_parms): Ditto.
11283 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
11285 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
11286 override -shared and -shared-libgcc.
11288 2002-02-28 David O'Brien <obrien@FreeBSD.org>
11290 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
11292 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
11295 2002-02-28 Richard Henderson <rth@redhat.com>
11297 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
11298 4 cycle latency from MM producers.
11299 (ia64_internal_sched_reorder): Likewise with pipeline flush.
11301 2002-02-28 Jakub Jelinek <jakub@redhat.com>
11303 * mklibgcc.in: Don't use GNU make extension.
11305 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11307 * c-parse.in (STATIC): New terminal.
11308 (scspec): New non-terminal. Update productions accordingly.
11309 (program): Remove bogus ifc / end ifc.
11310 (array_declarator): Simplify production using STATIC.
11312 2002-02-28 Jim Meyering <meyering@lucent.com>
11314 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
11315 \a still means TARGET_BELL.
11317 2002-02-28 Richard Henderson <rth@redhat.com>
11319 * haifa-sched.c (sched_emit_insn): New.
11320 (schedule_block): Use last_scheduled_insn to track last insn.
11321 * sched-int.h (sched_emit_insn): Prototype.
11322 * config/ia64/ia64.c (last_issued): Remove.
11323 (ia64_variable_issue): Don't set it.
11324 (nop_cycles_until): Use sched_emit_insn.
11326 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
11328 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
11329 extended constants.
11331 2002-02-28 Kazu Hirata <kazu@hxi.com>
11333 * config/h8300/h8300.c: Fix formatting.
11334 * config/h8300/h8300.h: Likewise.
11336 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
11338 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
11339 which may overwrite the high byte of the frame pointer.
11341 2002-02-28 Bo Thorsen <bo@suse.de>
11343 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
11344 (STARTFILE_SPEC): Add 64 bit files.
11345 (ENDFILE_SPEC): Likewise.
11347 2002-02-28 Jason Merrill <jason@redhat.com>
11349 * c-decl.c (finish_function): Only warn about missing return
11350 statement with -Wreturn-type.
11352 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
11354 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
11356 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
11357 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
11359 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
11361 * basic-block.h (BB_REACHABLE): Renumber.
11362 (BB_DIRTY, BB_NEW): New flags.
11363 (clear_bb_flags): Declare.
11364 (update_life_info_in_dirty_blocks): Declare.
11365 * cfg.c (clear_bb_flags): New function.
11366 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
11367 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
11368 reorder_insns, emit_insn_after): Mark block as dirty.
11369 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
11370 (update_life_info_in_dirty_blocks): New function.
11371 * recog.c (apply_change_group): Dirtify block.
11373 * cse.c (cse_insn): Reorder emitting of jump insn to keep
11375 * gcse.c (delete_null_pointer_checks): Likewise.
11377 * toplev.c (dump_file_index): Move cse2 after bp,
11379 (dump_file_info): Similary.
11380 (rest_of_compilation): Avoid most of CFG rebuilds;
11381 do first if converision after null pointer checks, do cse2
11382 after branch prediction; avoid full liveness rebuild after
11383 initializing subregs.
11384 * invoke.texi (-d options): Document -du, renumber.
11386 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
11387 (notice_new_block): Do not set BB_UPDATE_LIFE.
11388 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
11389 merge_blocks_move_successor_nojumps, merge_blocks,
11390 try_crossjump_to_edge): Likewise.
11391 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
11392 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
11393 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
11394 (merge_of_block): Do not use life_data_ok.
11395 (find_if_case_1): Do not use SET_UPDATE_LIFE.
11396 (if_convert): Use BB_DIRTY mechanizm to update life.
11397 * lcm.c (optimize_mode_switching): Update
11398 update_life_info_in_dirty_blocks
11400 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11402 * Makefile.in (integrate.o): Update.
11403 * c-decl.c (copy_lang_decl): Rename.
11404 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11405 * integrate.c: Include langhooks.h.
11406 (copy_decl_for_inlining): Update to use langhook.
11407 * langhooks-def.h (lhd_do_nothing_t,
11408 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
11409 (LANG_HOOKS_INITIALIZER): Update.
11410 * langhooks.c (lhd_do_nothing_t): New.
11411 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
11412 * tree.h (copy_lang_decl): Remove.
11414 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11416 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
11418 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
11419 POST_DEC, and POST_MODIFY.
11421 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11423 * c-typeck.c (digest_init): Remove unused parameter; all
11426 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
11428 * expmed.c (expand_shift): Correctly test for low part of a
11431 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
11433 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
11434 insn UIDs with insn addresses.
11436 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11438 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
11439 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
11440 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
11441 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
11442 gcc.c, toplev.c: Delete code implementing -traditional mode.
11444 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
11445 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
11446 Document removal of -traditional mode for compilation, and
11447 remove documentation only relevant to that mode.
11449 * config/nextstep.h, config/ptx4.h, config/svr4.h,
11450 config/convex/convex.h, config/d30v/d30v.h,
11451 config/i386/dgux.h, config/i386/osf1elf.h,
11452 config/i386/osfelf.h, config/i386/osfrose.h,
11453 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
11454 config/m68k/hp310.h, config/m88k/dgux.h,
11455 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
11456 config/m88k/m88k.h, config/m88k/openbsd.h,
11457 config/mips/abi64.h, config/mips/osfrose.h,
11458 config/mips/svr4-5.h, config/mips/svr4-t.h,
11459 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
11460 config/stormy16/stormy16.h: Remove all references to
11461 -traditional from target specs. Delete all mention of the
11462 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
11463 delete a couple of commented-out definitions of
11464 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
11467 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
11468 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
11470 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11472 * mklibgcc.in: Don't use \n in a line subject to
11473 interpretation by echo.
11475 2002-02-27 Graham Stott <grahams@redhat.com>
11477 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
11480 * loop.c (prescan_loop): Handle PARALLEL.
11482 * unroll.c (loop_iterations): Return 0 if the add_val for
11485 * final.c (output_operand_lossage): Constify PFX_STR.
11487 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
11489 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
11491 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
11492 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
11494 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
11496 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
11498 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
11500 * cpplex.c (_cpp_lex_token): Handle directives in macro
11502 * cpplib.c (_cpp_handle_directive): Save and restore state
11503 if parsing macro args when entering a directive.
11504 * cppmacro.c (collect_args): No need to handle directives
11505 in macro arguments.
11506 (enter_macro_context, replace_args): Use the original macro
11507 definition in case it was redefined whilst collecting arguments.
11509 * cpp.texi: Update.
11511 2002-02-26 David Edelsohn <edelsohn@gnu.org>
11513 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
11514 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
11515 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
11517 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
11518 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
11519 (load_toc_v4_PIC_2): Same.
11521 2002-02-26 Alan Modra <amodra@bigpond.net.au>
11523 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
11525 2002-02-26 Richard Henderson <rth@redhat.com>
11527 * config/alpha/alpha.md (ashldi_se): Re-enable.
11529 2002-02-26 Richard Henderson <rth@redhat.com>
11531 * config/alpha/alpha.c (alpha_encode_section_info): Examine
11532 MODULE_LOCAL_P; improve commentary.
11534 2002-02-26 Zack Weinberg <zack@codesourcery.com>
11536 * doc/cpp.texi: Clarify documentation of relationship between
11537 #line and #include.
11539 2002-02-26 Kazu Hirata <kazu@hxi.com>
11541 * config/h8300/h8300-protos.h: Update the prototype for
11542 compute_logical_op_length. Add the prototype for
11543 compute_logical_op_cc.
11544 * config/h8300/h8300.c (compute_logical_op_length): Figure out
11545 code from operands.
11546 (compute_logical_op_cc): New.
11547 * config/h8300/h8300.md: Combine all the logical op patterns
11548 in HImode and SImode. Use compute_logical_op_cc.
11550 2002-02-26 Kelley Cook <kelleycook@comcast.net>
11552 * config/i386/i386.c (print_operand): Don't append ATT-style
11553 length suffixs to x87 opcodes when in Intel mode.
11555 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
11557 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
11558 (init_emit_once): Update calls.
11559 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
11560 (init_syntax_once): Prototype.
11562 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
11564 * pa-linux.h (LIB_SPEC): Update definition.
11565 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
11567 2002-02-26 Richard Henderson <rth@redhat.com>
11569 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
11570 if we emitted a stop bit.
11572 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11574 * configure.in (libgcc_visibility): Substitute.
11575 * configure: Rebuilt.
11576 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
11577 defined symbols .hidden.
11579 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11581 * attribs.c (c_common_attribute_table): Add visibility.
11582 (handle_visibility_attribute): New function.
11583 * varasm.c (assemble_visibility): New function.
11584 * output.h (assemble_visibility): Add prototype.
11585 * tree.h (MODULE_LOCAL_P): Define.
11586 * crtstuff.c (__dso_handle): Use visibility attribute.
11587 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
11588 for MODULE_LOCAL_P symbols too.
11589 * config/ia64/ia64.c (ia64_encode_section_info): Handle
11590 MODULE_LOCAL_P symbols the same way as local symbols.
11591 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
11592 into .sdata/.sbss by the user.
11593 * doc/extend.texi (Function Attributes): Document visibility
11596 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11599 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
11600 STRING_CST initializer spanning the whole variable without
11602 If expand_expr returned MEM, don't use it.
11604 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
11606 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
11607 generate a die for the lexical block.
11609 2002-02-26 Kazu Hirata <kazu@hxi.com>
11611 * config/h8300/h8300-protos.h: Add a prototype for
11612 compute_logical_op_length.
11613 * config/h8300/h8300.c (compute_logical_op_length): New.
11614 * config/h8300/h8300.md (anonymous logical patterns): Use
11615 compute_logical_op_length for length.
11617 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11619 * dwarf2out.c (modified_type_die): Do not call type_main_variant
11621 (gen_type_die): Same.
11623 * attribs.c (handle_vector_size_attribute): Set debug information.
11625 2002-02-26 Daniel Egger <degger@fhm.edu>
11627 * config/rs6000/rs6000.md: Swap define_insn attributes to
11628 fix incorrect generation of merge high instructions instead
11631 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11633 * c-typeck.c (really_start_incremental_init): Use
11634 bitsize_zero_node for vectors.
11636 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11638 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
11639 ("*set_vrsave_internal"): Same.
11641 2002-02-25 Richard Henderson <rth@redhat.com>
11643 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
11644 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
11646 2002-02-25 Jakub Jelinek <jakub@redhat.com>
11649 * config/i386/i386.c (ix86_return_pops_args): Only pop
11650 fake structure return argument if it was passed on the stack.
11652 2002-02-25 Jason Merrill <jason@redhat.com>
11654 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
11657 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11659 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
11660 link with shared_name only.
11661 * doc/invoke.texi (Link Options): Document new behavior.
11663 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11665 * c-typeck.c (push_init_level): Handle vectors.
11667 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11669 * config/sparc/sparc.c (const64_high_operand): Zero-extend
11670 operands of SPARC_SETHI_P.
11671 (input_operand): Likewise.
11672 (sparc_emit_set_const32): Likewise.
11673 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
11674 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
11675 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
11676 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
11677 (movdi_insn_sp64_vis): Likewise.
11678 (movdi split, movdf split): Use SETHI32.
11679 * doc/md.texi: Document SPARC constraints L, M and N.
11681 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11683 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
11684 ("*set_vrsave_internal"): use mfspr for Darwin.
11686 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
11687 gen_get_vrsave_internal.
11689 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11691 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
11693 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
11695 * cpplex.c (cpp_interpret_charconst): Get signedness or
11696 otherwise of wide character constants correct.
11697 * cppexp.c (lex): Get signedness of wide charconsts correct.
11699 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11701 * optabs.c (widen_operand): Only call convert_modes for
11702 promoted SUBREG if signedness matches.
11703 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
11705 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11707 * cpplib.c (glue_header_name): Use local buffer to build up
11710 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11712 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
11714 2002-02-23 Kazu Hirata <kazu@hxi.com>
11716 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
11717 H8/300[HS] separately.
11718 * config/h8300/h8300.md: Remove the early clobber constraint
11719 from bit field patterns.
11721 2002-02-23 Kazu Hirata <kazu@hxi.com>
11723 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
11725 (mulhisi3): Likewise.
11726 (umulqisi3): Likewise.
11727 (umulhisi3): Likewise.
11729 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11731 * cppinit.c (output_deps): Correct test for stdout output.
11732 (init_dependency_output): Cure warning.
11734 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11736 * expr.c (store_expr): When converting expression to promoted
11737 equivalent type, allow using SUBREG_REG of TARGET as the target
11738 of the expansion of EXP.
11739 * loop.c (basic_induction_var, case SUBREG): Always look inside.
11740 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
11741 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
11742 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
11743 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
11745 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
11747 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
11748 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
11749 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
11751 2002-02-23 Jakub Jelinek <jakub@redhat.com>
11753 PR optimization/5747
11754 * loop.c (scan_loop): Update reg info if move_movables created new
11757 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11759 * gcc.c (init_gcc_spec): Revert last change.
11761 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11763 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
11764 gpc_reg_operand constraint.
11766 2002-02-23 Alan Modra <amodra@bigpond.net.au>
11768 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
11769 Simplify comparison of `low'.
11770 (add_operand): Fix formatting.
11771 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
11772 (mask_operand): Disallow mask to wrap in 64-bit mode.
11773 (rs6000_stack_info): Remove redundant test setting push_p.
11774 (output_toc): Fix formatting.
11775 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
11776 cc_reg_not_cr0_operand constraint.
11777 (booldi3, boolcdi3 splitters): Same.
11779 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
11781 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
11783 2002-02-22 David Edelsohn <edelsohn@gnu.org>
11785 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
11786 gcc invoked with -shared-libgcc.
11788 2002-02-22 Jakub Jelinek <jakub@redhat.com>
11791 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
11792 decl if any of elements was TREE_USED.
11794 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
11796 * config/sparc/sol2.h: Don't include sys/mman.h.
11797 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
11798 (arith_4096_operand): Don't throw high bits away.
11799 (const64_operand): Take sign extension of CONST_INTs into account.
11800 (const64_high_operand, sparc_emit_set_const32): Likewise.
11801 (GEN_HIGHINT64): Likewise.
11802 (sparc_emit_set_const64_quick1): Likewise.
11803 (const64_is_2insns): Likewise.
11804 (print_operand): Use trunc_int_for_mode for sign extension.
11805 * config/sparc/sparc.h (SMALL_INT32): Likewise.
11806 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
11807 chars. Assume CONST_INT is already properly sign-extended.
11808 (movdi split): Sign-extend each SImode part.
11809 (andsi3 split): Don't mask high bits off, so that result
11810 remains properly sign-extend.
11811 (iorsi3 split): Likewise.
11812 (xorsi3 split): Likewise.
11814 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
11816 * fold-const.c (fold): Fix typo in comments.
11818 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11820 * Makefile.in (langhooks.o): Update dependencies.
11822 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11824 * langhooks.c: Include flags.h.
11826 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
11828 * testsuite/gcc.dg/attr-alwaysinline.c: New.
11830 * c-common.c (c_common_post_options): Set inline trees by
11833 * doc/extend.texi (Function Attributes): Document always_inline
11835 Update documentation about inlining when not optimizing.
11837 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
11839 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
11840 unless DECL_ALWAYS_INLINE.
11842 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
11843 unless DECL_ALWAYS_INLINE.
11844 (c_disregard_inline_limits): Disregard if always_inline set.
11846 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
11847 Disregard if always_inline set.
11848 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
11849 unless DECL_ALWAYS_INLINE.
11851 * attribs.c (handle_always_inline_attribute): New.
11852 (c_common_attribute_table): Add always_inline.
11854 * config/rs6000/altivec.h: Add prototypes for builtins
11855 requiring the always_inline attribute.
11857 2002-02-21 Eric Christopher <echristo@redhat.com>
11859 * expmed.c (store_bit_field): Try to simplify the subreg
11860 before generating a new one when when the mode size of
11861 value is less than maxmode.
11863 2002-02-21 Richard Henderson <rth@redhat.com>
11865 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
11866 than gen_rtx_PLUS to form the sum.
11867 * explow.c (force_reg): Rearrange to not allocate new pseudo
11868 when force_operand returns a register.
11869 * expr.c (expand_assignment): Allow offset_rtx expansion to
11870 return a sum. Do not force addresses into registers.
11871 (expand_expr): Likewise.
11872 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
11873 to canonicalize arithmetic that didn't simpify.
11874 (simplify_plus_minus): New argument force; update
11875 all callers. Don't split CONST unless we can do something with it,
11876 and wouldn't lose the constness of the operands.
11878 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
11879 that we generated earlier.
11881 2002-02-21 Tom Tromey <tromey@redhat.com>
11883 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11884 (output_line_info): Use constant `1', with a long explanatory
11886 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
11888 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
11890 * jump.c (redirect_jump): If old label has no UID, don't try to
11893 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
11895 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
11896 If input is constant, do shifts at compile time.
11898 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
11900 * doc/extend.texi: Fix some more overfull hboxes.
11902 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11904 PR optimization/4994
11905 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
11908 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11911 * expr.h (expand_and): Add mode argument.
11912 * expmed.c (expand_and): Add mode argument.
11913 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
11914 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
11915 * except.c (expand_builtin_extract_return_addr): Likewise.
11916 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11917 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
11918 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
11919 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
11920 * config/c4x/c4x.md: Use GEN_INT (x) instead of
11921 gen_rtx (CONST_INT, VOIDmode, x).
11923 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11926 * stmt.c (warn_if_unused_value): Move side effects test once more.
11928 2002-02-20 Torbjorn Granlund <tege@swox.com>
11930 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
11931 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
11933 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
11935 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
11936 SUBREG or ZERO_EXTEND.
11938 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
11940 * sh.h (current_function_anonymous_args): Remove.
11941 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
11942 of current_function_varargs and current_function_stdarg is set.
11943 * sh.c (sh_expand_prologue): Check current_function_varargs /
11944 current_function_stdarg / TARGET_SH5 instead of
11945 current_function_anonymous_args.
11947 * sh64.h (TARGET_VERSION): Define.
11949 2002-02-20 David Edelsohn <edelsohn@gnu.org>
11951 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
11952 VRSAVE_REGNO on TARGET_ALTIVEC.
11954 2002-02-20 Alan Modra <amodra@bigpond.net.au>
11956 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
11957 bits of SImode const_int.
11958 (includes_rshift_p): Likewise.
11959 (print_operand): Call mask_operand and mask64_operand with correct
11961 (rs6000_output_function_epilogue): Pad traceback table to word.
11962 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
11963 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
11964 mask64_operand with correct mode.
11965 (FUNCTION_ARG_REGNO_P): Correct parentheses.
11967 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11970 * varasm.c (get_pool_constant_mark): New.
11971 * rtl.h (get_pool_constant_mark): Add prototype.
11972 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
11973 be represented if it has not been output.
11975 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11977 * combine.c (do_SUBST): Sanity check substitutions of
11978 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
11979 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
11980 CONST_INT into its operand.
11981 (known_cond): Likewise, for ZERO_EXTEND.
11982 * simplify-rtx.c (simplify_unary_operation): Fix condition to
11983 allow for simplification of wide modes. Reject CONST_INTs in
11984 ZERO_EXTEND when their actual mode is not given.
11986 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11988 * c-decl.c (pushdecl): If no global declaration is found for an
11989 extern declaration in block scope, try a limbo one.
11991 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11994 * c-common.c (pointer_int_sum): Moved from...
11995 * c-typeck.c (pointer_int_sum): ...here.
11996 * c-common.h (pointer_int_sum): Add prototype.
11998 2002-02-20 Jakub Jelinek <jakub@redhat.com>
12001 * c-decl.c (duplicate_decls): Return 0 if issued error about
12004 2002-02-20 Roger Sayle <roger@eyesopen.com>
12005 Jakub Jelinek <jakub@redhat.com>
12008 * tree.c (host_integerp): Ensure that the constant integer is
12009 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
12010 when pos is zero or non-zero respectively. Clarify comment.
12011 * c-format.c (check_format_info_recurse): Fix host_integerp
12012 usage; the pos argument should be zero when assigning to a
12013 signed HOST_WIDE_INT.
12015 2002-02-20 Richard Henderson <rth@redhat.com>
12017 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
12018 of the operand, rather than assuming TImode.
12019 (ix86_expand_binop_builtin): Cope with commutative patterns
12020 using nonimmediate_operand for both operands.
12021 (ix86_expand_timode_binop_builtin): Likewise.
12022 (ix86_expand_store_builtin): Validate operand 1.
12023 (ix86_expand_unop1_builtin): Likewise.
12025 2002-02-20 Philip Blundell <philb@gnu.org>
12028 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
12030 2002-02-20 Richard Henderson <rth@redhat.com>
12033 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
12035 2002-02-20 Tom Tromey <tromey@redhat.com>
12037 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12038 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12039 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12040 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12041 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
12044 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
12046 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
12047 for (const_int 0) in X not just INTVAL.
12049 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
12051 * doc/extend.texi: Avoid or reduce overfull hboxes.
12053 2002-02-20 Diego Novillo <dnovillo@redhat.com>
12055 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
12056 operations if the field does not start at a mode boundary.
12058 2001-02-20 Joel Sherrill <joel@OARcorp.com>
12060 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
12061 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
12062 Also done for -Acpu and -Amachine.
12064 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
12066 * cppinit.c (init_dependency_output): Take deps output file
12067 from -o if none given with -MF. Suppress normal output.
12068 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
12069 * doc/cpp.texi, doc/invoke.texi: Update.
12071 2002-02-19 Zack Weinberg <zack@codesourcery.com>
12073 * toplev.c (output_quoted_string): Write unprintable
12074 characters with octal escapes.
12076 2002-02-19 David Edelsohn <edelsohn@gnu.org>
12078 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
12079 really_call_used[VRSAVE_REGNO] if not Altivec.
12081 2002-02-19 Alan Modra <amodra@bigpond.net.au>
12083 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
12085 (constant_pool_expr_1): Fix formatting.
12086 (rs6000_legitimize_reload_address): Likewise.
12088 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12090 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
12091 now that we have one.
12093 2002-02-19 Zack Weinberg <zack@codesourcery.com>
12095 * tree.h (struct tree_common): Remove aux. Add unused_0 at
12096 end of first block of bitfields (which was only seven bits);
12097 rename dummy to unused_1; remove comment which is no longer true.
12099 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
12101 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
12103 2002-02-19 Philip Blundell <pb@nexus.co.uk>
12106 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
12110 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
12111 arm_is_longcall_p rather than inspecting call-type cookie
12113 (call_value_insn) [TARGET_THUMB]: Likewise.
12115 2002-02-19 Graham Stott <grahams@redhat.com>
12117 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
12119 2002-02-19 David Edelsohn <edelsohn@gnu.org>
12121 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
12122 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
12123 (FP_SAVE_INLINE): Delete.
12125 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
12126 * config/rs6000/eabi.asm: Remove ABI save restore routines.
12127 * config/rs6000/t-ppccomm: Build crtsavres.o.
12128 * config/rs6000/crtsavres.asm: New file.
12130 2002-02-19 Philip Blundell <philb@gnu.org>
12132 * config/arm/arm.c (use_return_insn): Don't reject interrupt
12134 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
12135 (output_return_instruction): Allow interrupt functions to return with
12136 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
12137 (arm_expand_prologue): Subtract 4 before stacking LR in an
12138 interrupt function.
12140 2002-02-19 Philip Blundell <pb@nexus.co.uk>
12142 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
12143 decl, not just FUNCTION_DECL.
12144 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
12145 (arm_assemble_integer): Likewise.
12146 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
12149 2002-02-19 matthew green <mrg@eterna.com.au>
12151 * config.gcc (sparc-*-netbsdelf*): Enable target.
12152 (sparc64-*-netbsd*): New target.
12153 * config/sparc/netbsd-elf.h: New file.
12154 * config/sparc/t-netbsd64: New file.
12156 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
12158 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
12160 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
12162 * doc/invoke.texi: explicitly list the style guidelines that
12163 -Weffc++ checks for.
12165 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
12167 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
12169 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
12172 * gcc.c (cpp_unique_options): Treat -o as indicating object file
12173 only if not -E. If -E, pass -o through to the preprocessor.
12175 2002-02-19 Kazu Hirata <kazu@hxi.com>
12177 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
12178 register number with an appropriate macro.
12180 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12182 * doc/rtl.texi (Constants): Close @code tag.
12184 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
12186 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
12187 ("mmx_uavgv4hi3"): Same.
12188 ("pmulhrwv4hi3"): Same.
12190 * tree-inline.c (walk_tree): Handle vectors.
12192 * c-common.c (constant_expression_warning): Handle vectors.
12193 (overflow_warning): Same.
12195 * sched-deps.c (sched_analyze_2): Handle vectors.
12197 * rtlanal.c (rtx_unstable_p): Handle vectors.
12198 (rtx_varies_p): Same.
12199 (count_occurrences): Same.
12200 (regs_set_between_p): Same.
12201 (modified_between_p): Same.
12202 (modified_in_p): Same.
12203 (volatile_insn_p): Same.
12204 (volatile_refs_p): Same.
12205 (side_effects_p): Same.
12206 (may_trap_p): Same.
12207 (inequality_comparisons_p): Same.
12208 (replace_regs): Same.
12209 (computed_jump_p_1): Same.
12211 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
12213 (inner_mode_array): New.
12214 (copy_rtx): Handle vectors.
12215 (copy_most_rtx): Same.
12216 (rtx_equal_p): Same.
12217 (get_mode_alignment): Adjust for vectors.
12219 * resource.c (mark_referenced_resources): Handle vectors.
12220 (mark_set_resources): Same.
12222 * reload1.c (eliminate_regs): Handle vectors.
12223 (elimination_effects): Same.
12224 (scan_paradoxical_subregs): Same.
12226 * reload.c (subst_reg_equivs): Handle vectors.
12228 * regrename.c (scan_rtx): Handle vectors.
12230 * regclass.c (reg_scan_mark_refs): Handle vectors.
12232 * recog.c (find_single_use_1): Handle vectors.
12234 * local-alloc.c (equiv_init_varies_p): Handle vectors.
12235 (contains_replace_regs): Same.
12236 (memref_referenced_p): Same.
12238 * integrate.c (copy_rtx_and_substitute): Handle vectors.
12239 (subst_constants): Same.
12241 * genattrtab.c (attr_copy_rtx): Handle vectors.
12242 (encode_units_mask): Same.
12243 (clear_struct_flag): Same.
12244 (count_sub_rtxs): Same.
12246 * gcse.c (want_to_gcse_p): Handle vectors.
12247 (oprs_unchanged_p): Same.
12248 (hash_expr_1): Same.
12249 (oprs_not_set_p): Same.
12250 (expr_killed_p): Same.
12251 (compute_transp): Same.
12252 (store_ops_ok): Same.
12254 * function.c (purge_addressof_1): Do not allow paradoxical subregs
12256 (fixup_var_refs_1): Same.
12257 (instantiate_virtual_regs_1): Same.
12259 * fold-const.c (operand_equal_p): Handle vectors.
12261 (rtl_expr_nonnegative_p): Same.
12263 * flow.c (mark_used_regs): Handle vectors.
12265 * df.c (df_uses_record): Handle vectors.
12267 * cselib.c (cselib_subst_to_values): Handle vectors.
12268 (cselib_mem_conflict_p): Same.
12271 * cse.c (canon_reg): Handle vectors.
12273 (cse_process_notes): Same.
12274 (count_reg_usage): Same.
12275 (canon_hash): Same.
12277 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
12279 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
12281 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
12282 (gen_rtx): Handle CONST_VECTOR.
12283 (gen_const_vector_0): New.
12284 (copy_rtx_if_shared): CONST_VECTORs can be shared.
12285 (reset_used_flags): Same.
12286 (copy_insn_1): Same.
12287 (initializer_constant_valid_p): Handle VECTOR_CST.
12289 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
12291 * doc/rtl.texi (Constants): Document const_vector.
12292 (CONST0_RTX): Update for vectors.
12293 (RTL sharing): Same.
12295 * print-tree.c (print_node): Add case for VECTOR_CST.
12297 * tree.h (TREE_VECTOR_CST_ELTS): New.
12298 (struct tree_vector): New.
12299 (union tree_node): Add vector node.
12300 (build_vector): Add prototype.
12302 * tree.def (VECTOR_CST): New.
12304 * tree.c (build_vector): New.
12306 * expmed.c (make_tree): Handle CONST_VECTOR.
12308 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
12309 (CONST_VECTOR_ELT): New.
12310 (CONST_VECTOR_NUNITS): New.
12312 * machmode.h (GET_MODE_INNER): New.
12313 (DEF_MACHMODE): Accept 8th arg.
12315 * machmode.def: Add 8th argument for vector inner mode.
12316 Add inner vector modes for vectors.
12318 * rtl.def (VEC_CONST): Remove.
12319 (CONST_VECTOR): New.
12321 * expr.c (clear_storage): Allow vectors.
12322 (is_zeros_p): Handle VECTOR_CST.
12324 * varasm.c (output_constant_pool): Handle vectors.
12325 (rtx_const): Add veclo and vechi fields.
12326 (kind): Add RTX_VECTOR.
12327 (decode_rtx_const): Add case for vector.
12329 * config/rs6000/rs6000-protos.h: Add zero_constant.
12331 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
12332 constants. Force easy vector constants into memory.
12333 (easy_vector_constant): New.
12334 (emit_easy_vector_constant): New.
12335 (rs6000_legitimize_reload_address): Do not generate bad reloads on
12338 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
12340 ("altivec_lvxl"): Same.
12341 (altivec_lvebx): Same.
12342 (altivec_lvehx): Same.
12343 (altivec_lvewx): Same.
12344 ("*movv4si_const0"): New.
12345 ("*movv4sf_const0"): New.
12346 ("*movv8hi_const0"): New.
12347 ("*movv16qi_const0"): New.
12349 2002-02-18 Kazu Hirata <kazu@hxi.com>
12351 * config/h8300/h8300.c (notice_update_cc): Use
12354 2002-02-18 Kazu Hirata <kazu@hxi.com>
12356 * config/h8300/h8300.md (divmod patterns): Change the
12357 constraints for operands[1] to register_operand.
12359 2002-02-18 Kazu Hirata <kazu@hxi.com>
12361 * config/h8300/h8300-protos.h: Remove the prototype for
12363 * config/h8300/h8300.c (p_operand): Remove.
12364 * config/h8300/h8300.md: Replace p_operand with
12367 2002-02-18 Philip Blundell <pb@nexus.co.uk>
12369 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
12371 (output_return_instruction): Allow use of LDR to unstack
12372 return addresss even for interrupt handlers or when
12373 interworking. If compiling for ARMv5, use interworking-safe
12374 return instructions by default. Remove duplicated code and
12375 lengthy "strcat" sequences.
12377 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12379 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
12380 (LINK_EH_SPEC): Define.
12381 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
12383 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12385 * config/s390/s390.c (s390_emit_prologue): Do not set the
12386 frame_related flag for call-clobbered registers.
12388 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
12390 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
12391 (construct_container): Fix handling of SSE operands.
12392 (ix86_expand_builtin): Fix handling of 64bit pointers.
12393 (mmx_maskmovq_rex): New pattern.
12395 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
12397 * regrename.c (kill_set_value): Handle subregs properly.
12399 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
12401 * objc/objc-act.c (handle_impent): Remove leading '*'
12402 from objc_class_name.
12404 2002-02-17 Richard Henderson <rth@redhat.com>
12406 * config/alpha/alpha.c (some_small_symbolic_operand,
12407 some_small_symbolic_operand_1, split_small_symbolic_operand,
12408 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
12409 Handle small SYMBOL_REFs anywhere, not just inside memories.
12410 * config/alpha/alpha-protos.h: Update.
12411 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12412 * config/alpha/alpha.md (small symbolic operand splitter): Update.
12414 2002-02-17 Roland McGrath <roland@frob.com>
12416 * config.gcc (powerpc-*-gnu-gnualtivec*,
12417 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
12418 * config/rs6000/gnu.h: New file.
12419 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
12420 Grok "gnu" in rs6000_abi_name.
12421 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
12422 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
12423 Grok -mcall-gnu analogous to -mcall-linux et al.
12424 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
12425 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
12426 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
12428 2002-02-17 Jakub Jelinek <jakub@redhat.com>
12431 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
12434 2002-02-17 Philipp Thomas <pthomas@suse.de>
12436 * config/cris/cris.h: Undefine STARTFILE_SPEC and
12437 ENDFILE_SPEC before (re)defining them.
12439 2002-02-17 Kazu Hirata <kazu@hxi.com>
12441 * config/h8300/h8300.c: Fix formatting.
12442 * config/h8300/h8300.h: Likewise.
12444 2002-02-17 Philipp Thomas <pthomas@suse.de>
12446 * doc/tm.texi: Explain why empty strings should not be
12447 marked for translation.
12449 2002-02-17 Philipp Thomas <pthomas@suse.de>
12451 * final.c (output_operand_lossage): Changed to accept
12452 printf style arguments. Change calls where necessary.
12453 * output.h (output_operand_lossage): Change declaration
12454 accordingly. Update copyright.
12455 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
12456 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
12457 Update copyright date where necessary.
12459 * config/i386/i386.c (print_operand): Likewise. Remove use of
12462 * config/cris/cris.c (cris_operand_lossage): Likewise.
12463 Rename parameter so that exgettext recognizes it as
12464 translatable message.
12465 (LOSE_AND_RETURN): Rename parameter to msgid.
12467 2002-02-17 Kazu Hirata <kazu@hxi.com>
12469 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
12470 hard coded register number with an appropriate macro.
12471 (HARD_REGNO_MODE_OK): Likewise.
12472 (ARG_POINTER_REGNUM): Likewise.
12473 (STATIC_CHAIN_REGNUM): Likewise.
12474 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
12475 * config/h8300/h8300.md (define_constants): Define more
12478 2002-02-17 Philipp Thomas <pthomas@suse.de>
12480 * config/i386/i386.h: Don't mark empty strings for translation.
12482 2002-02-16 H.J. Lu <hjl@gnu.org>
12484 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
12486 2002-02-16 Zack Weinberg <zack@codesourcery.com>
12488 * cppinit.c (merge_include_chains): Check for brack being
12489 NULL before attempting to merge it with qtail.
12491 2002-02-16 Andrew Cagney <ac131313@redhat.com>
12493 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
12496 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12498 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
12500 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12502 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
12503 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
12504 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
12506 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12508 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
12509 now only if !TARGET_FIX.
12510 (*movsi_nt_vms_fix): New pattern.
12512 2002-02-16 Douglas B Rupp <rupp@gnat.com>
12514 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
12515 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
12516 (alpha_sa_mask, alpha_sa_size): Reflect above change.
12517 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
12518 (alpha_start_function, alpha_expand_epilogue): Likewise.
12519 (unicosmk_gen_dsib): Likewise.
12521 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12523 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
12525 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
12527 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
12528 check_and_change_labels, s390_final_chunkify): Delete.
12529 (s390_split_branches, s390_chunkify_pool): New functions.
12530 (s390_function_prologue): Call them.
12532 * config/s390/s390.h (S390_REL_MAX): Delete.
12533 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
12535 * config/s390/s390.md (cjump, icjump, jump): Fix length
12536 attribute calculation.
12539 2002-02-15 David Edelsohn <edelsohn@gnu.org>
12541 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
12542 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
12544 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12546 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
12547 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
12548 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
12550 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12552 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
12554 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12556 * reload.c (find_dummy_reload): Check that an output register
12557 is valid for its mode.
12559 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
12561 * combine.c (known_cond): After replacing the REG of a SUBREG, try
12564 * function.c (assign_parms): Demote promoted argument passed by
12565 transparent reference.
12567 2001-02-14 Joel Sherrill <joel@OARcorp.com>
12569 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
12570 -Acpu() and -Amachine() to eliminate warnings.
12572 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12574 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
12576 2002-02-14 Kazu Hirata <kazu@hxi.com>
12578 * config/h8300/h8300-protos.h: Update the prototype for
12580 * config/h8300/h8300.c (const_costs): Treat SET as a little
12581 more expensive operation.
12582 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
12583 reference to const_costs.
12585 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
12587 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
12589 2002-02-14 Jakub Jelinek <jakub@redhat.com>
12592 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
12593 use arguments from newtype.
12595 2002-02-13 Eric Christopher <echristo@redhat.com>
12597 * config/mips/mips.c (override_options): Add check for march/mipsX
12598 on the same command line. Fix error message in cpu processing.
12599 Remove architecture and ISA checks.
12601 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12603 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
12605 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
12607 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12609 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
12611 ("*movv8hi_internal1"): Same.
12612 ("*movv16qi_internal1"): Same.
12613 ("*movv4sf_internal1"): Same.
12615 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
12616 not push_reload for altivec modes.
12618 2002-02-13 Joel Sherrill <joel@OARcorp.com>
12620 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
12621 all RTEMS targets including removal of #includes from config/*/rtems*.h
12622 file and adding them to tm_file setting. Added xm_defines=POSIX to
12624 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
12625 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
12626 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
12627 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
12628 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
12629 config/m68k/rtemself.h: Ditto.
12630 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
12631 config/mips/rtems64.h: Ditto.
12632 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
12633 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
12635 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
12636 config/sparc/rtemself.h: Ditto.
12637 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
12638 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
12639 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
12641 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
12642 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
12643 target made more similar to i386-elf.
12644 * config/i386/t-rtems-i386: Added soft float support and multilibs.
12645 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
12646 be similar to config/m68k/t-m68kelf.
12647 * gthr-rtems.h: Encapsulate with extern "C" for C++.
12649 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
12651 * regmove.c (kill_value): Handle subregs.
12653 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
12655 * i386.md (mul patterns): Allow memory operand to be first;
12656 add expanders where needed; fix constraints.
12657 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
12658 Allow memory operand to be the first.
12660 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
12663 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12666 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
12669 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12671 PR optimization/5547:
12672 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
12673 all valid IA-32 address modes involving non-scaled %ebx and
12674 GOT/GOTOFF as displacement.
12676 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
12678 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
12679 after emitting ltorg insns.
12681 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
12682 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
12683 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
12684 *abssf2): Fix "op_type" attribute.
12686 2002-02-13 Douglas B Rupp <rupp@gnat.com>
12688 * mkconfig.sh: Avoid using a subshell redirect.
12689 ($output.T): Change to $(output)T.
12690 (ENABLE_NLS): Remove unneeded undef.
12692 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
12693 * config/alpha/x-vms (libsubdir): Define.
12695 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
12696 register frame procedures. Optimize retrieving context.
12698 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
12699 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
12700 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
12702 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12704 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
12705 Make same change as for find_base_value.
12707 2002-02-13 Kazu Hirata <kazu@hxi.com>
12709 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
12710 of QImode and SImode.
12712 2002-02-13 Kazu Hirata <kazu@hxi.com>
12714 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
12715 length computation of movsi.
12716 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
12718 2002-02-13 Kazu Hirata <kazu@hxi.com>
12720 * config/h8300/h8300.md (subqi3): Tighten the predicate for
12721 operands[2] to register_operand.
12723 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
12725 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
12727 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
12729 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
12730 for altivec_lvx* and altivec_stvx*.
12731 ("*movv4si_internal"): Add constraint for loading from GPRs.
12732 ("*movv8hi_internal1"): Same.
12733 ("*movv16qi_internal1"): Same.
12734 ("*movv4sf_internal1"): Same.
12736 * config/rs6000/rs6000.c (altivec_register_operand): New.
12738 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
12739 altivec_register_operand.
12741 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
12743 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
12746 2002-02-13 Stan Shebs <shebs@apple.com>
12748 * c-typeck.c (digest_init): Handle vectors.
12749 (really_start_incremental_init): Same.
12750 (pop_init_level): Same.
12751 (process_init_element): Same.
12753 * varasm.c (output_constant): Same.
12755 * expr.c (clear_storage): Same.
12756 (store_constructor): Same.
12758 2002-02-12 Eric Christopher <echristo@redhat.com>
12760 * explow.c (hard_function_value): Add comment explaining
12761 signed/unsigned comparison.
12763 2002-02-12 Jakub Jelinek <jakub@redhat.com>
12765 * jump.c (never_reached_warning): Add finish argument.
12766 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
12767 real insn after end.
12768 * rtl.h (never_reached_warning): Adjust prototype.
12769 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
12770 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
12771 never_reached_warning.
12773 2002-02-12 Graham Stott <grahams@redhat.com>
12775 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
12777 2002-02-12 Kazu Hirata <kazu@hxi.com>
12779 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
12780 logical shifts on H8/300.
12781 (shift_alg_si): Improve several shifts on H8/300.
12782 (get_shift_alg): Likewise.
12784 2002-02-12 Graham Stott <grahams@redhat.com>
12786 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
12788 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12790 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
12791 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
12793 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
12795 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
12796 non-CONST_INT through default_assemble_integer.
12797 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
12798 <case 8>: Abort for CONST_DOUBLE.
12800 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12802 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
12804 * config/pa/pa-linux.h (LIB_SPEC): Delete.
12805 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12807 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
12809 * config/stormy16/stormy16.md (zero_extendqihi2): New.
12811 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
12813 * regrename.c (regrename_optimize): Don't accept a
12814 part-clobbered register if the replaced register is not part
12817 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
12818 take padding into account when computing the argument value.
12820 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
12822 * combine.c (try_combine): Apply substitutions in
12823 CALL_INSN_FUNCTION_USAGE too.
12825 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
12827 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
12828 __builtin_altivec_abs*.
12831 * config/rs6000/rs6000.h (rs6000_builtins): Add
12832 ALTIVEC_BUILTIN_ABS*.
12834 * config/rs6000/altivec.h: Use const char for builtins expecting
12836 (vec_abs): New versions for C and C++.
12839 2002-02-10 Kazu Hirata <kazu@hxi.com>
12841 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
12844 2002-02-10 Kazu Hirata <kazu@hxi.com>
12846 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
12847 constant definition from h8300.md.
12848 (FRAME_POINTER_REGNUM): Likewise.
12849 * config/h8300/h8300.md (define_constants): Add FP_REG.
12851 2002-02-10 Kazu Hirata <kazu@hxi.com>
12853 * config/h8300/h8300.c (print_operand): Remove redundant code.
12855 2002-02-10 Kazu Hirata <kazu@hxi.com>
12857 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
12858 * config/h8300/h8300.c (byte_reg): Make it static.
12860 2002-02-10 Richard Henderson <rth@redhat.com>
12863 * c-typeck.c (incomplete_type_error): Handle flexible array members.
12865 2002-02-10 Richard Henderson <rth@redhat.com>
12868 * tree.c (append_random_chars): Don't abort if main_input_filename
12871 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
12873 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
12875 2002-02-10 Kazu Hirata <kazu@hxi.com>
12877 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
12878 (pushhi1): Likewise.
12880 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
12882 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
12883 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
12885 2002-02-09 David O'Brien <obrien@FreeBSD.org>
12887 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
12889 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
12891 2002-02-09 Kazu Hirata <kazu@hxi.com>
12893 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
12894 a half of an SImode register on H8/300.
12896 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
12898 * i386.md (movdi_2): Add missing '!'.
12900 2002-02-09 Kazu Hirata <kazu@hxi.com>
12902 * config/h8300/h8300.h: Fix formatting. Remove commented-out
12905 2002-02-09 Kazu Hirata <kazu@hxi.com>
12907 * config/h8300/h8300.md (length): Correct the distance valid
12908 for the short branch.
12910 2002-02-09 Kazu Hirata <kazu@hxi.com>
12912 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
12914 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12916 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
12917 registers in SImode.
12918 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
12921 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
12924 Contribute sh64-elf.
12925 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12926 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
12927 (sh_cannot_modify_jumps_p): New function.
12928 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12929 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
12930 (sh_ms_bitfield_layout_p): New function.
12931 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
12932 Zack Weinberg <zack@codesourcery.com>
12933 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
12934 expand_simple_binop instead of expand_binop.
12935 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
12936 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
12937 use of .quad and .uaquad.
12938 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
12939 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
12940 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12941 * config/sh/sh.md (movdi_const, movdi_const_32bit,
12942 movdi_const_16bit): Make sure all CONSTs have modes.
12943 (sym2PIC): Ditto, but by adjusting all callers.
12944 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
12945 if the prologue calls the SHmedia argument decoder or register
12947 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12948 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
12949 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
12950 (sh_expand_epilogue): Don't emit USE of return target register.
12951 (prepare_move_operands): Legitimize DImode PIC addresses.
12952 (sh_media_register_for_return): Skip tr0, used to initialize the
12954 (sh_expand_prologue): Remove explicit USE of return register.
12955 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
12956 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
12957 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
12958 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
12959 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
12960 EXTRA_CONSTRAINT_T.
12961 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
12962 (MOVI_SHORI_BASE_OPERAND_P): New.
12963 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
12964 (EXTRA_CONSTRAINT_T): Define in terms of them.
12965 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
12966 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
12967 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
12968 alternatives supporting TARGET_REGS.
12969 (UNSPEC_GOTPLT): New constant.
12970 (movdi split): Move incrementing of LABEL_NUSES...
12971 (movdi_const, movdi_const_32bit): Here. Use
12972 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
12973 (movdi_const_16bit): New.
12974 (call, call_value) [flag_pic]: Use GOTPLT.
12975 (call_pop, call_value_pop): New expands.
12976 (call_pop_compact, call_pop_rettramp): New insns.
12977 (call_value_pop_compact, call_value_pop_rettramp): New insns.
12978 (sibcall) [flag_pic]: Use GOT.
12979 (builtint_setjmp_receiver): Remove bogus, unused expand.
12980 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
12981 (*pt, *ptb, ptrel): New insns.
12982 (sym2GOT): Handle DImode GOT.
12983 (sym2GOTPLT, symGOTPLT2reg): New expands.
12984 (sym2PIC): New expand.
12985 (shcompact_return_tramp): Use GOTPLT to return trampoline.
12986 (shcompact_return_tramp_i): Use return register explicitly.
12987 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
12988 disable flag_reorder_blocks.
12989 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12990 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
12991 clobbers, for clarity.
12992 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
12993 restoring of r0 in macl as MAYBE_DEAD.
12994 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
12995 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
12996 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
12997 alter_subreg all over.
12998 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
12999 reload, instead of emitting instructions that would require
13001 (casesi_load_media): Add missing modes.
13002 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
13003 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
13004 as used if the argument decoder is called.
13005 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
13006 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
13007 Pmode, then extend it to DImode if necessary.
13008 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
13009 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
13010 constants in FPU-enabled SHmedia, let them be loaded from memory.
13011 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
13012 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
13013 Adjust whitespace in assembly output templates.
13014 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
13015 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
13016 mode of if_then_else.
13017 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
13018 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
13020 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
13021 Joern Rennecke <amylaar@redhat.com>
13022 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
13023 (SUBTARGET_CPP_PTR_SPEC): New.
13024 (SUBTARGET_CPP_SPEC): Remove.
13025 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
13026 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
13027 Fix typo in previous checkin.
13028 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
13029 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
13030 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
13031 Alexandre Oliva <aoliva@redhat.com>
13032 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
13033 what single FP register can hold for SHmedia target.
13034 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
13035 Alexandre Oliva <aoliva@redhat.com>
13036 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
13037 Do not split into SUBREG.
13038 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
13039 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
13040 and added new functions as specified in SH5 ABI r9.
13041 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
13042 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
13044 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
13045 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
13046 gen_consttable_4 and gen_consttable_8. Emit multiple labels
13047 and consttable_window_ends.
13048 2001-06-03 Graham Stott <grahams@redhat,com>
13049 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
13050 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
13051 * config/sh/sh.c (print_operand): Handle floating-point pair,
13052 vector and matrix registers.
13053 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
13054 vector modes into account.
13055 * config/sh/sh.md (movv2sf): Split move between registers into
13057 (movv4sf, movv16sf): Introduce insns that get split only after
13059 * config/sh/shmedia.h: Fix Copyright dates.
13060 * config/sh/ushmedia.h: Likewise. Move loop counter
13061 declarations into conditionals that uses them.
13062 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
13064 * config/sh/sshmedia.h: Fix Copyright dates.
13065 (sh_media_PUTCFG): Fix constraints.
13066 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
13067 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
13068 ptrmemfunc_vbit_in_delta for SH5.
13069 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
13070 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
13071 * invoke.texi: Likewise.
13072 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
13073 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
13074 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
13075 GCC_pop_shmedia_regs_nofpu): New global symbols.
13076 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
13077 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
13078 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
13079 compact function with nonlocal labels.
13080 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
13081 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
13082 (initial_elimination_offset): Account for their stack space.
13083 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
13084 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
13085 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
13086 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
13087 least one of the operands to be a register.
13088 (movv2sf): Likewise. Renamed to movv2sf_i.
13089 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
13090 prepare_move_operands() before emitting SHmedia insns.
13091 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
13092 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
13093 Don't save nor initialize r12. Don't mis-align the stack.
13094 Pad the code with a nop.
13095 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
13097 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
13098 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
13099 [__SHMEDIA__]: Implement.
13100 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
13101 * config/sh/sh.md: Set latency of `pt' closer to reality.
13102 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
13103 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
13104 Set move, load and store type attributes.
13105 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
13106 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
13108 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
13109 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
13110 * config/sh/sh.c (sh_media_register_for_return): New function.
13111 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
13112 branch-target register.
13113 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
13114 * config/sh/sh.md (return_media_i): Use any call-clobbered
13115 branch-target register.
13116 (return_media): If r18 wasn't copied in the prologue, copy it
13118 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
13119 Clear class FP0_REGS.
13120 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
13122 2001-03-08 DJ Delorie <dj@redhat.com>
13123 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
13124 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
13125 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
13126 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
13127 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
13128 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
13129 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
13130 return value correctly for call_cookie.
13131 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
13132 * config/sh/crt1.asm (start): Modified so as to call
13133 ___setup_argv_and_call_main.
13134 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
13135 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
13137 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
13138 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
13139 (STRIP_NAME_ENCODING): Use it.
13140 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
13141 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
13142 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
13143 prepare_scc_operands().
13144 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
13145 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
13146 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
13147 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
13148 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
13149 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
13150 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
13151 used in shcompact_incoming_args.
13152 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
13154 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
13156 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
13157 Adjust accordingly.
13158 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13159 Simplify. Adjust. Add sanity check.
13160 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
13162 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
13164 (udivsi3, divsi3): Use them.
13165 (force_mode_for_call): New insn.
13166 (call, call_value, sibcall_value): Emit it before SHcompact
13168 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
13169 * config/sh/sh.md (call, call_value, sibcall): Make sure the
13170 call cookie is non-NULL before taking its value.
13171 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
13172 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
13173 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13174 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
13176 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
13177 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
13178 temporary for stack adjusts. Use MACL and MACH to pass
13179 arguments to shcompact_incoming_args.
13180 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
13182 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
13183 (nested_trampoline): Load static chain address into r1.
13184 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
13185 2001-01-07 Alexandre Oliva <aoliva@redhat.com
13186 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
13187 fp_arith_reg_operand().
13188 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
13189 * config/sh/sh.md (casesi): Sign-extend the first two operands,
13190 and use signed compares for them.
13191 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
13192 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
13193 ones properly aligned.
13194 (find_barrier): Account for extra alignment needed for 8-byte wide
13196 (machine_dependent_reorg): Require a label for the second 4-byte
13197 constant after an 8-byte one.
13198 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
13200 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13201 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
13202 last_float when switching float modes.
13203 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
13204 auto-increment for general-purpose registers.
13205 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
13207 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
13209 * config/sh/sh.c (sh_builtin_saveregs): Support using all
13210 registers for varargs.
13211 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13212 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
13213 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
13214 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
13215 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
13216 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
13217 call_cookie accordingly.
13218 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
13219 (SHCOMPACT_BYREF): Likewise.
13220 (SHCOMPACT_FORCE_ON_STACK): New macro.
13221 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
13222 (sh_builtin_saveregs): Likewise.
13223 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13224 shcompact_incoming_args): Use new shift values. Support
13225 sequences of consecutive and non-consecutive pushes/pops.
13226 * config/sh/sh.md (return): Don't explicitly use PR_REG.
13227 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
13228 * config/sh/sh.h (TEXT_SECTION): Define.
13229 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
13230 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13231 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
13232 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
13233 return values on FPU-enabled SHmedia.
13234 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
13235 FPU-enabled SHmedia.
13236 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
13237 value is returned in a non-FP reg and is not returned by
13239 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
13241 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
13242 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
13243 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
13244 quad-aligned to be passed by callee-copy reference.
13245 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13246 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
13247 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
13248 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
13249 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
13250 copying low-numbered FP regs to r7 and r8.
13251 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
13252 FP regs to general-purpose regs only if the copy was passed on the
13254 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
13255 copying FP reg to r9.
13256 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
13257 copy FP regs to general-purpose regs only in outgoing calls.
13258 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
13259 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
13261 * config/sh/sh.h (struct sh_args): Document all fields.
13262 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
13263 passed partially on the stack should not consider making
13265 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
13266 stack_regs only for incoming calls. When passing FP args,
13267 make sure there are FP regs available before modifying
13269 (SHCOMPACT_BYREF): Pass double args in general-purpose
13270 registers by reference.
13271 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
13272 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
13273 attempt to generate sibcalls if the caller got any arguments
13275 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
13276 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
13277 to 8-byte boundaries.
13278 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
13279 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
13280 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
13281 stored in the stack.
13282 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
13283 for the offsets to have the ISA bit set.
13284 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
13285 invocation. Use beq instead of bgt to mark end of sequence of
13287 (shcompact_incoming_args): Fix store of r2. Use beq instead of
13288 bgt to mark end of sequence of stores.
13289 * config/sh/sh.c (arith_operand): Don't check whether
13290 CONST_OK_FOR_J for now.
13291 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
13292 instead of long for conversion.
13293 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
13294 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
13295 before passing it to fprintf.
13296 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
13297 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
13298 Call set_fpscr before reading/writing SR.
13299 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
13301 * config/sh/lib1funcs.asm: Add `.align 2' directives before
13303 (FMOVD_WORKS): Define on SH5 with FPU.
13304 (set_fpscr): Define on SH5. Remove separate _fpscr_values
13306 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
13308 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
13309 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
13311 (ia_main_table): Ditto.
13312 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
13313 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
13314 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
13315 the definitions from sh.h.
13316 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
13318 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
13319 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
13320 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13321 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
13322 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
13323 Increment LABEL_NUSES.
13325 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
13327 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
13329 * config/sh/elf.h (SIZE_TYPE): Likewise.
13330 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13331 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13332 shcompact_incoming_args): Load switch table addresses using
13334 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13335 (NO_BUILTIN_SIZE_TYPE): Define.
13336 (SIZE_TYPE): Don't define.
13337 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13338 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
13339 definition of __SH5__=32 for -m5-compact-nofpu.
13340 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
13342 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
13343 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
13344 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
13345 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
13346 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
13347 (INSN_LENGTH_ALIGNMENT): Likewise.
13348 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13349 * config/sh/sh.md (call, call_value, sibcall): Simplify
13350 copying of non-branch-target register.
13351 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13352 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
13353 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
13354 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13355 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
13356 floating-point values as structs.
13357 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
13358 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
13359 general-purpose register.
13360 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
13361 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13362 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
13363 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
13364 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
13365 (ENCODE_SECTION_INFO): Enclose variables and constants in
13367 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
13368 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
13369 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
13370 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
13371 only for LABEL_REFs. For SYMBOL_REFs, prepend
13372 SH_DATALABEL_ENCODING to the symbol name.
13373 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
13375 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13376 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
13378 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
13379 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
13380 (DATALABEL_REF_P): Don't require CONST.
13381 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
13383 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
13384 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
13386 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13387 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
13388 Use shallow_copy_rtx and PUT_MODE to change the mode of
13389 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
13390 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
13391 on SHmedia using GENERAL_REGs.
13392 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13393 bltu_media_i): Fix reversion of conditions.
13394 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13395 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
13396 * config/sh/sh.c (output_far_jump): Save r13 in macl.
13397 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
13398 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
13399 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
13400 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
13401 (GCC_nested_trampoline): Likewise.
13402 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
13403 * config/sh/sh.c (gen_datalabel_ref): Define.
13404 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
13405 (INITIALIZE_TRAMPOLINE): Likewise.
13406 (TRAMPOLINE_ADJUST_ADDRESS): Define.
13407 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
13408 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
13409 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
13410 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
13411 (ic_invalidate): Adjust for SH5.
13412 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
13413 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
13414 _nested_trampoline.
13415 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
13416 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
13417 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
13418 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13419 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
13420 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
13421 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13422 * config/sh/sh.c (target_reg_operand): Match only target-branch
13423 registers and pseudos that aren't virtual registers.
13424 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13425 Copy operands that don't match target_reg_operand to pseudos.
13426 (call_media, call_value_media, sibcall_media): Use
13427 target_reg_operand instead of target_operand.
13428 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
13429 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
13430 * config/sh/sh.c (target_reg_operand): Match hardware registers
13431 other than branch-target registers.
13432 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
13433 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
13434 (fpscr_values) [SH5 == 32]: Define.
13435 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
13436 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13437 Handle function addresses coming in SUBREGs.
13438 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
13439 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13440 shcompact_return_trampoline): Use datalabel where appropriate.
13441 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
13442 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
13443 general-purpose register to copy one branch-target register to
13445 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13446 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
13447 SYMBOL_REFs with VOIDmode.
13448 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13449 bltu_media_i): New insns.
13450 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13451 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
13452 (INIT_CUMULATIVE_ARGS): Likewise.
13453 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
13454 * machmode.def (V16SFmode): New mode.
13455 * c-common.c (type_for_mode): Support V2SF and V16SF.
13456 * tree.c (build_common_tree_nodes_2): Likewise.
13457 * tree.h (tree_index): Likewise.
13458 * calls.c (emit_call_1): Take args_so_far. Adjust all
13459 callers. Introduce CALL_POPS_ARGS.
13460 * tm.texi (CALL_POPS_ARGS): Document.
13461 * config/sh/crt1.asm: Implement in SHmedia mode.
13462 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
13463 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
13464 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
13465 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
13466 Implement divsi and udivsi in SHmedia mode. Introduce
13467 SHcompact trampolines.
13468 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
13470 (regno_reg_class): Rewrite.
13471 (fp_reg_names): Remove.
13472 (sh_register_names, sh_additional_register_names): New.
13473 (print_operand): Added `u'. Support SUBREGs in addresses.
13474 Add parentheses around shifted CONSTs.
13475 (output_file_start): Output .mode and .abi directives.
13476 (shiftcosts, addsubcosts, multcosts): Adjust.
13477 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
13478 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
13479 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
13480 bytes, not registers. Take into account the need for the
13481 SHcompact incoming args trampoline. Adjust all callers.
13482 (sh_expand_prologue): Take stack_regs into account. Call
13483 incoming args trampoline. Keep stack aligned as per SH5 ABI.
13484 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
13485 stack aligned as per SH5 ABI.
13486 (sh_builtin_saveregs): Support SH5 ABI.
13487 (sh_build_va_list, sh_va_start): Likewise.
13488 (initial_elimination_offset): Take alignment into account.
13489 Compute location of PR according to the SH5 stack frame.
13490 (arith_reg_operand): Reject branch-target registers.
13491 (shmedia_6bit_operand): New.
13492 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
13493 (target_reg_operand): Match DImode only. Accept SUBREGs.
13494 (target_operand): New.
13495 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
13496 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
13497 SIBCALL_REGS for SHmedia.
13498 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
13499 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
13500 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
13501 (TARGET_SWITCHES): New SH5 flags.
13502 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
13503 VALID_REGISTER_P to disable unsupported registers.
13504 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
13505 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
13506 (FUNCTION_ARG_PADDING): Define.
13507 (FASTEST_ALIGNMENT): Adjust.
13508 (SH_REGISTER_NAMES_INITIALIZER): New.
13509 (sh_register_names): Declare.
13510 (DEBUG_REGISTER_NAMES): Define.
13511 (REGISTER_NAMES): Define based on sh_register_names.
13512 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
13513 (sh_additional_register_names): Declare.
13514 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
13515 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
13516 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
13517 (REGISTER_NATURAL_MODE): Define.
13518 (FIRST_PSEUDO_REGISTER): Adjust.
13519 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
13520 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
13521 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
13522 (VECTOR_MODE_SUPPORTED_P): Define.
13523 (REG_CLASS_CONTENTS): Adjust.
13524 (SMALL_REGISTER_CLASSES): Adjust.
13525 (REG_ALLOC_ORDER): Adjust.
13526 (INDEX_REG_CLASS): Adjust.
13527 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
13528 (CONST_OK_FOR_LETTER_P): Adjust.
13529 (PREFERRED_RELOAD_CLASS): Adjust.
13530 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
13531 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
13532 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
13533 (FIRST_FP_PARM_REG): Adjust.
13534 (CALL_POPS_ARGS): Define.
13535 (FUNCTION_ARG_REGNO_P): Adjust.
13536 (struct sh_args): New fields.
13537 (GET_SH_ARG_CLASS): Adjust.
13538 (INIT_CUMULATIVE_ARGS): Adjust.
13539 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
13540 (FUNCTION_ARG_ADVANCE): Adjust.
13541 (FUNCTION_ARG): Adjust.
13542 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
13543 (FUNCTION_ARG_CALLEE_COPIES): Define.
13544 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
13545 (STRICT_ARGUMENT_NAMING): Define.
13546 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
13547 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
13548 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
13549 (SETUP_INCOMING_VARARGS): Adjust.
13550 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
13551 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
13552 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
13553 (SUBREG_OK_FOR_INDEX_P): Adjust.
13554 (EXTRA_CONSTRAINT_S): Update.
13555 (EXTRA_CONSTRAINT_T): New.
13556 (EXTRA_CONSTRAINT): Adjust.
13557 (GO_IF_LEGITIMATE_INDEX): Adjust.
13558 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
13559 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
13560 (MOVE_MAX): Adjust.
13561 (MAX_MOVE_MAX): Define.
13563 (CONST_COSTS): Adjust.
13564 (REGISTER_MOVE_COST): Adjust.
13565 (BRANCH_COST): Adjust.
13566 (TEXT_SECTION_ASM_OP): Adjust.
13567 (DBX_REGISTER_NUMBER): Adjust.
13568 (ASM_OUTPUT_DOUBLE_INT): New.
13569 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
13570 (PREDICATE_CODES): Adjust.
13571 (PROMOTE_MODE): Adjust.
13572 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
13573 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
13574 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
13575 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
13576 (DR0_REG, DR2_REG, DR4_REG): Renumber.
13577 (TR0_REG, TR1_REG, TR2_REG): New.
13578 (XD0_REG): Renumber.
13579 (UNSPEC_COMPACT_ARGS): New.
13580 (type): Added pt and ptabs.
13581 (length): Default to 4 on SHmedia. Default pt length to 12
13582 and 20 on SHmedia32 and SHmedia64, respectively.
13583 (pt): New function unit.
13584 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
13585 Add whitespace between operands of SHmedia instructions.
13587 (adddi3_media, addsi3_media): Adjust constraints.
13588 (subsi3) [SHmedia]: Force operand 1 into a register.
13589 (udivsi3_i1_media, udivsi3_i4_media): New.
13590 (udivsi3): Support SHmedia.
13591 (divsi3_i1_media, divsi3_i4_media): New.
13592 (divsi3): Support SHmedia.
13593 (anddi3, iordi3, xordi3): Adjust constraints.
13594 (zero_extendhidi2, zero_extendqidi2): New.
13595 (extendsidi2, extendhidi2, extendqidi2): New.
13596 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
13597 (pop_e, pop_fpul, pop_4): Likewise.
13598 (movsi_media): Support FP and BT registers.
13599 (movsi_media_nofpu): New. Adjust splits to DImode.
13600 (lduw, ldub): Renamed to zero_extend* above.
13601 (movqi_media): Fix typo.
13602 (movdi_media): Support FP and BT registers.
13603 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
13604 (movdi_const_32bit): New.
13605 (shori_media): Require immediate operand. Use `u' for output.
13606 (movdf_media, movsf_media): Simplified.
13607 (movdf_media_nofpu, movsf_media_nofpu): New.
13608 (movdf, movsf): Adjust
13609 (movv2sf, movv2sf, movv16sf): New.
13610 (beq_media, beq_media_i): Adjust constraints. Don't use
13611 scratch BT register.
13612 (bne_media, bne_media_i): Likewise.
13613 (bgt_media, bgt_media_i): Likewise.
13614 (bge_media, bge_media_i): Likewise.
13615 (bgtu_media, bgtu_media_i): Likewise.
13616 (bgeu_media, bgeu_media_i): Likewise.
13617 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
13618 bunordered): Emit jump insn. Force operands to registers when
13620 (jump_media, jump): Simplify.
13621 (call_compact, call_compact_rettramp): New.
13622 (call_value_compact, call_value_compact_rettramp): New.
13623 (call_media, call_value_media): Simplify.
13624 (sibcall_compact, sibcall_media): New.
13625 (call, call_value): Adjust for SHmedia and SHcompact.
13626 (sibcall, sibcall_value, untyped_call): Likewise.
13627 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
13628 (indirect_jump): Adjust for SHmedia.
13629 (casesi_jump_media): New.
13630 (nop): Re-enable for SHmedia.
13631 (call_site): Restrict to SH1.
13632 (casesi): Adjust for SHmedia.
13633 (casesi_shift_media, casesi_load_media): New.
13634 (return): Explicitly use PR register. Call return trampoline
13636 (return_i): Explicitly use PR register.
13637 (shcompact_return_tramp, shcompact_return_tramp_i): New.
13638 (return_media): Adjust.
13639 (shcompact_incoming_args): New.
13640 (epilogue): Adjust.
13641 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13642 (movstrsi): Disable on SH5.
13643 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
13644 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
13645 (subsf3, subsf3_media): Likewise.
13646 (mulsf3, mulsf3_media, mac_media): Likewise.
13647 (divsf3, divsf3_media): Likewise.
13648 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
13649 (floatsisf2, fux_truncsfsi2): Likewise.
13650 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
13652 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
13653 (cmpunsf_media, cmpsf): Likewise.
13654 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
13655 (abssf2, abssf2_media): Likewise.
13656 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
13657 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
13658 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
13659 (floatsidf2, fix_truncdfsi2): Likewise.
13660 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
13662 (cmpeqdf_media, cmpgtdf_media): Likewise.
13663 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
13664 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
13665 (absdf2, absdf2_media): Likewise.
13666 (extendsfdf2, extendsfdf2_media): Likewise.
13667 (truncsfdf2, truncsfdf2_media): Likewise.
13668 * config/sh/sh64.h: New file.
13669 * config/sh/t-sh64: New file.
13670 * config/sh/shmedia.h: New file.
13671 * config/sh/ushmedia.h: New file.
13672 * config/sh/sshmedia.h: New file.
13673 * configure.in: Added sh64-*-elf.
13674 * configure: Rebuilt.
13675 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
13676 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
13677 (reg_class_from_letter): Use `b' for TARGET_REGS.
13678 (print_operand): Support `%M', `%m', `AND' and
13679 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
13680 (andcosts): Adjust for SHmedia.
13681 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
13683 (target_reg_operand): New function.
13684 * config/sh/sh-protos.h (target_reg_operand): Declare.
13685 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
13686 FP registers on SH5.
13687 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
13689 (TARGET_REGISTER_P): New macro.
13690 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
13691 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
13692 (EXTRA_CONSTRAINT_S): New macro.
13693 (EXTRA_CONSTRAINT): Adjust.
13694 (FLOAT_TYPE_SIZE): Define to 32.
13695 (Pmode): DImode on SHmedia.
13696 (CONST_COSTS): Adjust for SHmedia literals.
13697 (PREDICATE_CODES): Added target_reg_operand.
13698 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
13699 * config/sh/sh.md: Remove all attrs from SHmedia insns.
13700 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
13701 (cmpdi): Accept SHmedia.
13702 (movdicc_false, movdicc_true): New insns.
13703 (movdicc): New expand.
13704 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
13706 (addsi3_media): Match `S' constraint.
13707 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
13708 (negdi2): Expand for SHmedia.
13709 (one_cmpldi2): New expand.
13710 (zero_extendsidi2): Change from expand to insn.
13711 (extendsidi2): Add constraints.
13712 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
13713 LD/ST address. Fix SI immediate loading split.
13714 (movhi_media, movqi_media, lduw, ldub): New insns.
13715 (movhi, movqi): Accept SHmedia.
13716 (shori_media, movdi_media): Relax input constraints. Split
13717 symbolic constants.
13718 (movdf_media, movsf_media): New insn. New split to movdi.
13719 (movdf, movsf): Match on SHmedia.
13720 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
13721 bgeu_media): New insns and splits. New insns with `_i' suffix.
13722 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
13723 (bunordered): New expand.
13724 (jump_compact): Renamed from `jump'.
13725 (jump_media): New insn.
13726 (jump): New expand.
13727 (call_media, call_value_media): New insns.
13728 (call, call_value): Adjust.
13729 (indirect_jump_compact): Renamed from `indirect_jump'.
13730 (indirect_jump_media): New insn.
13731 (indirect_jump): New expand.
13732 (untyped_call, return): Accept SHmedia.
13733 (return_media): New insn.
13734 (prologue, epilogue, blockage): Accept SHmedia.
13735 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13736 (sunordered): New expand.
13737 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
13738 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
13739 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
13740 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
13741 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
13742 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
13743 abssf2_media): New insns.
13744 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
13745 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
13746 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
13747 floatdidf2, floatsidf2_media, fix_truncdfdi2,
13748 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
13749 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
13750 absdf2_media): New insns.
13751 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
13752 (extendsfdf2_media, truncdfsf2_media): New insns.
13753 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
13754 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
13755 * config/sh/sh.h (CONST_OK_FOR_J): Document.
13756 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
13757 * config/sh/sh.md (adddi3): New expand.
13758 (adddi3_media, adddi3z_media): New insns.
13759 (adddi3_compact): Renamed from adddi3.
13760 (addsi3_media): Use add.l r63 to add constant zero.
13761 (subdi3): New expand.
13762 (subdi3_media): New insn.
13763 (subdi3_compact): Renamed from subdi3.
13764 (mulsidi3): New expand.
13765 (mulsidi3_media): New insn.
13766 (mulsidi3_compact): Renamed from mulsidi3.
13767 (umulsidi3): New expand.
13768 (umulsidi3_media): New insn.
13769 (umulsidi3_compact): Renamed from umulsidi3.
13770 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
13771 (ashlsi3, ashrsi3, lshrsi3): Use them.
13772 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
13773 (ashldi3, ashrdi3, lshrdi3): Use them.
13774 (zero_extendsidi2): New expand.
13775 (extendsidi2): New insn.
13776 (movsi_media): New insn. Split to movdi to load constants.
13777 (movsi): Enable for shmedia.
13778 (movdi_media): New insn. Use shori_media to load wide constants.
13779 (short_media): New insn.
13780 (movdi): Enable for shmedia.
13781 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
13782 * config/sh/sh.h (CPP_SPEC): Added `m5'.
13783 (SUBTARGET_CPP_SPEC): Added `!m5'.
13784 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
13785 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
13786 to all other SH variants.
13787 (TARGET_DEFAULT): Set to SH1_BIT.
13788 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
13789 (BITS_PER_WORD): Raise to 64 on shmedia.
13790 (MAX_BITS_PER_WORD): Change to 64.
13791 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
13792 (INT_TYPE_SIZE): Keep as 32.
13793 (UNITS_PER_WORD): Raise to 8 on shmedia.
13794 (MIN_UNITS_PER_WORD): Keep as 4.
13795 (POINTER_SIZE): Raise to 64 on shmedia.
13796 (CONST_OK_FOR_J): New macro.
13797 (CONST_OK_FOR_LETTER_P): Use it.
13798 (processor_type): Add PROCESSOR_SH5.
13799 * config/sh/sh.md: Conditionalize all expands, insns and
13800 splits to TARGET_SH1.
13802 (addsi3_compact): Renamed from...
13803 (addsi3): Now an expand.
13804 (addsi3_media, subsi3_media): New insns.
13805 (subsi3): Don't negate constants with SHmedia.
13807 * hooks.c: New file.
13808 * hooks.h: New file.
13809 * Makefile.in (HOOKS_H): New.
13810 (TARGET_DEF_H): Added $(HOOKS_H).
13811 (OBJS): Added hooks.o.
13812 (cfgcleanup.o, bb-reorder.o): Added target.h.
13813 (hooks.o): Added dependencies.
13814 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
13815 (TARGET_INITIALIZER): this.
13816 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
13817 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
13818 * bb-reorder.c: Include target.h.
13819 (reorder_basic_blocks): Skip if cannot modify jumps.
13820 * cfgcleanup.c: Include target.h.
13821 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
13823 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13825 * config/mips/mips.md (casesi_internal, casesi_internal_di):
13826 Protect jump delay slot instructions with .set noreorder and
13829 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13831 * config/mips/mips.md (casesi_internal_di): Calculate
13832 the index into the target offset table correctly.
13834 2002-02-08 Richard Henderson <rth@redhat.com>
13836 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
13837 * final.c (output_addr_const): Accept and discard SUBREG.
13838 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
13839 mark them unknown instead.
13840 (simplify_subtraction): Handle RTX_UNKNOWN.
13841 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
13843 2002-02-08 David Edelsohn <edelsohn@gnu.org>
13845 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
13847 2002-02-08 Richard Henderson <rth@redhat.com>
13849 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
13851 2002-02-08 Andreas Jaeger <aj@suse.de>
13853 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
13854 * config/i386/t-linux64: New file.
13856 2002-02-08 Jakub Jelinek <jakub@redhat.com>
13858 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
13859 * c-parse.in (compstmt): Clear last_expr_type.
13861 2002-02-07 Richard Henderson <rth@redhat.com>
13863 * loop.c (strength_reduce): Sink final_value when not
13866 2002-02-07 David O'Brien <obrien@FreeBSD.org>
13868 * config/sparc/freebsd.h: Fix mismatched spec {.
13870 2002-02-07 Richard Henderson <rth@redhat.com>
13872 * cfgrtl.c: Include recog.h and insn-config.h.
13873 (keep_with_call_p): Fix general_operand invocation.
13874 * Makefile.in (cfgrtl.o): Update dependencies.
13876 2002-02-07 Kazu Hirata <kazu@hxi.com>
13878 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
13879 comment. Accept HImode only if TARGET_H8300.
13881 2002-02-07 Eric Christopher <echristo@redhat.com>
13883 * config/mips/crtn.asm: Cleanup #ifdefs.
13885 2002-02-07 Eric Christopher <echristo@redhat.com>
13887 * config/mips/crti.asm: Add changes for mips16. mips16 uses
13888 register 7 as RA instead of $31.
13889 * config/mips/crtn.asm: Ditto.
13890 * config/mips/mips.c (mips_move_2words): Add case for
13891 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
13892 (compute_frame_size): Fix typo.
13893 (save_restore_insns): Ditto. Make documentation about using
13894 register $7 as return register more precise.
13895 (mips_expand_epilogue): Fix comment. Add code to work around not
13896 being able to add to the stack pointer directly.
13897 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
13898 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
13901 2002-02-07 Tom Rix <trix@redhat.com>
13903 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
13904 immediates in ldu and stdu DS opcode field.
13905 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
13906 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
13907 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
13909 2002-02-07 Jeff Sturm <jsturm@one-point.com>
13911 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
13912 offset for stack bias.
13914 2002-02-07 H.J. Lu <hjl@gnu.org>
13916 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
13918 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
13920 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
13922 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
13924 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
13925 * i386.c (x86_order_regs_for_local_alloc): New global function.
13926 * i386.h (REG_ALLOC_ORDER): CLeanup.
13927 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
13929 2002-02-07 Richard Henderson <rth@redhat.com>
13931 PR optimization/2463
13932 * alias.c (find_base_value): Recall base values for fixed hard regs.
13933 * loop.c (loop_regs_update): Don't use single_set on non-insns.
13935 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
13937 * config/mips/mips.md (define_delay) [mips16]: Adjust required
13940 2002-02-06 Richard Henderson <rth@redhat.com>
13943 * stmt.c (resolve_operand_name_1): Take more care with mixed
13944 named and unnamed operands.
13946 2002-02-06 Janis Johnson <janis187@us.ibm.com>
13947 Jan Hubicka <jh@suse.cz>
13949 * loop.c (remove_constant_addition): Avoid clobbering a shared
13952 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13954 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
13955 * config/s390/t-linux64: New file.
13956 * config/s390/libgcc-glibc.ver: New file.
13958 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13960 * config/s390/linux64.h: Delete file.
13961 * config/s390/s390x.h: New file.
13962 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
13963 as target header file.
13964 * config/s390/linux.h (TARGET_VERSION): Define depending on
13965 DEFAULT_TARGET_64BIT.
13966 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
13967 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
13968 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
13969 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
13970 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
13971 (EXTRA_SPEC): New define.
13972 * config/s390/s390.h (TARGET_VERSION): Define depending on
13973 DEFAULT_TARGET_64BIT.
13974 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
13976 2002-02-06 Jason Merrill <jason@redhat.com>
13978 * c-decl.c (finish_function): Warn about a non-void function with
13979 no return statement and no abnormal exit.
13980 (current_function_returns_abnormally): New variable.
13981 (start_function): Clear it.
13982 (struct c_language_function): Add returns_abnormally.
13983 (push_c_function_context): Save it.
13984 (pop_c_function_context): Restore it.
13985 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
13986 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
13987 an explicit return type.
13988 * c-tree.h: Declare current_function_returns_abnormally.
13989 (C_FUNCTION_IMPLICIT_INT): New macro.
13990 * c-typeck.c (build_function_call): Set it.
13991 (c_expand_return): Set current_function_returns_value even if the
13992 value is erroneous.
13994 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13997 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
13998 unsafe for reevaluation.
14000 2002-02-06 Jakub Jelinek <jakub@redhat.com>
14003 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
14004 EXPR_STMT, but COMPOUND_STMT, recurse into it.
14006 2002-02-06 Richard Henderson <rth@redhat.com>
14008 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
14009 be a general_operand. Dest for function value must be a pseudo.
14011 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
14013 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
14014 as SYMBOL_REFs from the constant pool.
14016 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
14018 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
14019 passed by invisible reference.
14021 2002-02-05 Richard Henderson <rth@redhat.com>
14023 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
14025 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
14027 Implement using "base addresses" in insn operands as default.
14028 * config/mmix/mmix.c (mmix_conditional_register_usage): if
14029 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
14030 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
14031 used to read the rtx value.
14032 (mmix_target_asm_function_epilogue): Fix spacing.
14033 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
14034 (mmix_legitimate_address): Ditto.
14035 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
14036 should be loaded with a GETA insn. Don't allocate needless extra
14037 char for nul termination and fix misleading comment.
14038 (mmix_print_operand_address): Handle constants if
14039 TARGET_BASE_ADDRESSES.
14040 (mmix_output_register_setting): Use base addressing if
14041 TARGET_BASE_ADDRESSES and the number of insns is 3.
14042 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
14043 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
14044 to use R as constraint, add LDA to match s.
14045 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
14046 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
14047 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
14048 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
14049 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
14050 order with other fixed registers.
14051 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
14052 other parameter/call-clobbered registers.
14053 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
14054 -mbase-addresses, -mno-base-addresses.
14055 (MMIX Options): Ditto.
14057 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
14059 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
14061 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
14063 * config/rs6000/altivec.h: Change elem to _S_elem.
14065 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
14067 * config/netbsd.h (WCHAR_TYPE): Define.
14068 (WCHAR_TYPE_SIZE): Ditto.
14069 (WINT_TYPE): Ditto.
14070 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
14071 (WCHAR_UNSIGNED): Ditto.
14072 (WCHAR_TYPE_SIZE): Ditto.
14073 (WINT_TYPE): Ditto.
14074 * config/arm/netbsd.h: Likewise.
14075 * config/i386/netbsd-elf.h: Likewise.
14076 * config/i386/netbsd.h: Likewise.
14077 * config/m68k/netbsd-elf.h: Likewise.
14078 * config/m68k/netbsd.h: Likewise.
14079 * config/ns32k/netbsd.h: Likewise.
14080 * config/sparc/netbsd.h: Likewise.
14081 * config/vax/netbsd.: Likewise.
14083 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
14085 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
14086 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
14087 (TARGET_INITIALIZER): this.
14088 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
14089 (BITFIELD_NBYTES_LIMITED): Markup fix.
14090 * tree.h (default_ms_bitfield_layout_p): Declare.
14091 (record_layout_info): Added prev_field.
14092 * tree.c (default_ms_bitfield_layout_p): New fn.
14093 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
14094 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
14095 * stor-layout.c: Include target.h.
14096 (start_record_layout): Initialize prev_field.
14097 (place_field): Handle MS bit-field layout, and disregard
14098 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
14099 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
14100 * Makefile.in (stor-layout.o): Adjust dependencies.
14102 2002-02-05 Jason Merrill <jason@redhat.com>
14104 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
14106 2002-02-05 Andreas Jaeger <aj@suse.de>
14108 * crtstuff.c: Fix comments.
14110 2002-02-05 Richard Henderson <rth@redhat.com>
14113 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
14114 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
14117 * config/mips/mips.c (function_arg): Handle TImode.
14118 (function_arg_advance): Likewise.
14120 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14122 * config/rs6000/altivec.h (vec_step_help): Rename to
14125 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14127 * config/rs6000/altivec.h: Fix typos.
14129 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
14131 * config/arm/netbsd.h: Correct a comment.
14133 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14135 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
14136 building void typed builtins.
14138 * config/rs6000/altivec.h (vec_ld*): Fix typos.
14139 (vec_step): Implement for C++.
14141 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14143 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
14145 2002-02-04 Richard Henderson <rth@redhat.com>
14147 * combine.c (nonzero_bits): Re-introduce special case for
14148 sp/fp/ap wrt REGNO_POINTER_ALIGN.
14150 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14152 * doc/extend.texi: Warn about unsupported usage of altivec
14155 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
14156 (altivec_predicate_*): New.
14158 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
14159 Add C++ version of vec_*() functions.
14161 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
14162 (bdesc_2arg): Remove altivec predicates.
14163 (altivec_expand_builtin): Handle predicates.
14164 (altivec_init_builtins): Handle predicates.
14165 (altivec_expand_predicate_builtin): New.
14167 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14169 * pa.c (DO_FRAME_NOTES): Move forward.
14170 (store_reg): Revise handling of frame notes.
14171 (load_reg): Likewise.
14172 (set_reg_plus_d): Likewise.
14173 (hppa_expand_prologue): Likewise.
14174 (hppa_expand_epilogue): Likewise.
14176 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14178 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
14180 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14182 PR c/4475, c++/3780:
14183 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
14184 * c-common.h (SWITCH_TYPE): Define.
14185 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
14186 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
14187 Rename spareness variable to sparseness.
14188 (expand_end_case_type): Renamed from expand_end_case, use orig_type
14189 if non-NULL instead of TREE_TYPE (orig_index).
14190 * tree.h (expand_end_case_type): Renamed from expand_end_case.
14191 (expand_end_case): Define using expand_end_case_type.
14192 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
14193 to expand_end_case_type.
14194 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
14196 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14198 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
14199 (BIGGEST_ALIGNMENT): Change to 128.
14201 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14203 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
14205 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14207 * pa.md (call_internal_reg_64bit): Remove unused variable.
14209 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
14211 * config/arm/arm.h (machine_function): Add uses_anonymous_args
14213 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
14214 * config/arm/arm.c (current_function_anonymous_args): Delete,
14215 replace uses with cfun->machine->uses_anonymous_args.
14216 (arm_reorg): Do not reset uses_anonymous_args.
14218 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
14219 any geenral register.
14221 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
14223 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
14226 2002-02-04 Richard Henderson <rth@redhat.com>
14228 * combine.c (force_to_mode): Remove STACK_BIAS code.
14229 (nonzero_bits): Likewise. Replace sp/fp special case with
14230 REGNO_POINTER_ALIGN.
14232 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
14233 (HARD_FRAME_POINTER_REGNUM): New.
14234 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
14235 (FIXED_REGS, CALL_USED_REGS): Update.
14236 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
14237 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
14238 (HARD_REGNO_NREGS): Update for SFP.
14239 (STACK_POINTER_OFFSET): Include bias here ...
14240 (FIRST_PARM_OFFSET): ... not here.
14241 (STACK_BIAS): Remove.
14242 (INIT_EXPANDERS): New.
14243 (STARTING_FRAME_OFFSET): Do not include bias.
14244 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
14245 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
14246 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
14247 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
14248 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
14249 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
14250 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
14251 (MUST_SAVE_REGISTER): Likewise.
14252 (sparc_flat_function_prologue): Likewise.
14253 (sparc_flat_function_epilogue): Likewise.
14254 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
14255 (sparc_init_modes): SFP is GENERAL_REGS.
14256 (sparc_builtin_saveregs): SFP does not have bias applied.
14258 2002-02-04 Richard Henderson <rth@redhat.com>
14260 * config/alpha/alpha.c (current_function_is_thunk): Don't check
14261 current_function_is_thunk.
14262 (alpha_sa_mask): Distinguish between current_function_is_thunk
14263 called from ASM_OUTPUT_MI_THUNK and not.
14264 (alpha_does_function_need_gp): Thunks always need gp.
14265 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
14266 (alpha_output_mi_thunk_osf): New.
14267 * config/alpha/alpha-protos.h: Update.
14268 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
14270 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
14272 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
14273 function types, not when they're taken away.
14275 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
14277 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
14278 CODE_LABEL and jump table when replacing a table jump with a
14281 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14283 * config/s390/s390-protos.h (legitimize_la_operand,
14284 s390_secondary_input_reload_class, s390_plus_operand,
14285 s390_expand_plus_operand): Add prototypes.
14287 config/s390/s390.c (s390_secondary_input_reload_class,
14288 s390_plus_operand, s390_expand_plus_operand): New functions.
14290 (struct s390_address): New member 'pointer'.
14291 (s390_decompose_address): Compute it.
14292 (legitimate_la_operand_p): Use it.
14293 (legitimize_la_operand): New function.
14294 (movti, movdi, movdf splitters): Call it.
14296 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
14297 (PREDICATE_CODES): Add s390_plus_operand.
14299 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
14300 (la_ccclobber): Allow GENERAL_REGS as output operand.
14302 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
14303 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
14304 (*la_64, *la_31, reload_indi, reload_insi): ... these.
14306 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14308 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
14309 register names for regular asm () construct.
14311 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14313 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
14316 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14318 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
14321 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
14323 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
14324 constant pool to be identical by string address and index.
14326 2002-02-04 Anthony Green <green@redhat.com>
14328 * output.h (SECTION_OVERRIDE): Define.
14329 * varasm.c (named_section): Obey SECTION_OVERRIDE.
14331 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14333 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
14334 by existing arm*-*-netbsd* (a.out) target.
14335 (ns32k-*-netbsdelf*): Likewise.
14336 (sparc-*-netbsdelf*): Likewise.
14337 (vax-*-netbsdelf*): Likewise.
14339 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
14341 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
14342 headers and libobjc headers.
14344 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
14346 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
14347 (_mingw.h): Remove duplicate include.
14349 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14351 * config.gcc: Set cpu_type to m68k for 68010, as well.
14352 (m68010-*-netbsdelf*): New...
14353 (m68k*-*-netbsdelf*): ...targets.
14354 * config/m68k/netbsd-elf.h: New file.
14356 2002-02-02 Kazu Hirata <kazu@hxi.com>
14358 * config/h8300/h8300.c (hand_list): Move inside function_arg.
14360 2002-02-02 Kazu Hirata <kazu@hxi.com>
14362 * config/h8300/h8300.c (h8_push_ops): Move inside
14364 (h8_pop_ops): Likewise.
14365 (h8_move_ops): Likewise.
14367 2002-02-02 Kazu Hirata <kazu@hxi.com>
14369 * config/h8300/h8300.c (os_task): Make it static.
14370 (monitor): Likewise.
14371 (pragma_saveall): Likewise.
14373 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
14375 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
14376 constant is a valid sign-extension for Pmode.
14378 2002-02-02 Kazu Hirata <kazu@hxi.com>
14380 * config/h8300/h8300.c: Fix formatting.
14382 2002-02-02 Kazu Hirata <kazu@hxi.com>
14384 * config/h8300/h8300.md: Fix formatting.
14386 2002-02-02 Kazu Hirata <kazu@hxi.com>
14388 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
14389 predicates of operands[1]. Split the patterns for each
14392 2002-02-02 Kazu Hirata <kazu@hxi.com>
14394 * config/h8300/h8300.md (xor patterns): Tighten the predicates
14395 of operands[1] to register_operand.
14397 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14399 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
14400 * cpphash.c (_cpp_init_hashtable): Similarly.
14401 * cppinit.c (cpp_create_reader): Default the signed_char flag.
14402 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
14403 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
14404 (cpp_handle_option): Handle the new options.
14405 * cpplex.c (cpp_interpret_charconst): Use new flag.
14406 * cpplib.h (struct cpp_options): New member signed_char.
14407 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
14408 (cpp_options): Handle -fsigned-char and -funsigned-char.
14409 (static_specs): Remove signed_char_spec.
14410 (do_spec1): Don't handle %c.
14411 * system.h: Poison SIGNED_CHAR_SPEC.
14412 * tradcif.y (yylex): Use flag_signed_char.
14413 * tradcpp.h (flag_signed_char): New.
14414 * tradcpp.c (flag_signed_char): New.
14415 (main): Handle new command-line options.
14416 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
14418 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
14419 * avr/avr.h: Remove old comments.
14420 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
14421 (CC1_SPEC): Pass -fsigned-char if -mic*.
14422 (SIGNED_CHAR_SPEC): Remove.
14424 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
14426 2002-02-01 Eric Christopher <echristo@redhat.com>
14428 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
14429 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
14430 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
14431 (ASM_OUTPUT_REG_POP): Ditto.
14433 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14435 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
14438 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14440 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
14442 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14445 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
14448 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14450 * cfganal.c: Include tm_p.h.
14451 (keep_with_call_p): Fix the test that determines if a register holds
14452 the return value of a call.
14454 2002-02-01 DJ Delorie <dj@redhat.com>
14456 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
14457 we are given conflicting registers, switch to the other one we
14458 had allocated for us.
14459 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
14460 as TImode so we know when the "other" register is available.
14462 2002-02-01 David O'Brien <obrien@FreeBSD.org>
14464 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
14467 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14469 * cfganal.c (keep_with_call_p): New function.
14470 (flow_call_edges_add): Prevent splitting a block between a call and
14471 a single-set instruction that should be kept in the same block.
14473 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
14475 * doc/install.texi (avr): Update outdated URL.
14477 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
14479 * config/stormy16/stormy16.md (pushqi): New.
14483 (movhi): Remove stack operands.
14485 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
14486 nonimmediate_nonstack_operand.
14487 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
14489 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
14492 2002-01-31 Jason Merrill <jason@redhat.com>
14494 * Makefile.in (c-parse.c): Handle .output file.
14495 * objc/Make-lang.in (objc-parse.c): Likewise.
14497 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
14499 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
14500 the -me[lb] option is given. Don't output the default flag
14503 2002-01-31 Zack Weinberg <zack@codesourcery.com>
14505 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
14506 the primary source file; this has not been done yet.
14507 * c-decl.c (c_expand_body): Reset input_filename from
14508 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
14510 2002-01-31 Kazu Hirata <kazu@hxi.com>
14512 * rtlanal.c (subreg_regno_offset): Do not use
14513 SUBREG_REGNO_OFFSET.
14514 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
14515 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
14517 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14519 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
14520 version rather than GNATS version in --version output.
14522 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
14524 * ifcvt.c (noce_process_if_block): Make a copy of the destination
14525 when copying back from a temporary.
14527 2002-01-30 Richard Henderson <rth@redhat.com>
14529 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
14530 and new_dest are the same.
14532 2002-01-30 Richard Henderson <rth@redhat.com>
14535 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
14536 * rtl.c (note_insn_name): Update.
14537 * emit-rtl.c (remove_unnecessary_notes): Kill it.
14538 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
14539 to perform loop rotation.
14540 (expand_exit_loop_top_cond): New.
14541 * tree.h (expand_exit_loop_top_cond): Declare it.
14542 * c-semantics.c (genrtl_while_stmt): Use it.
14543 (genrtl_for_stmt): Likewise.
14545 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
14547 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
14548 arguments to 64-bit boundaries on 64-bit ABIs.
14550 2002-01-30 Steve Ellcey <sje@cup.hp.com>
14552 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
14554 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14556 * c-decl.c (grokdeclarator): Handle type being a typedef for an
14559 2002-01-30 David O'Brien <obrien@FreeBSD.org>
14561 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
14562 * config/sparc/sparc_bi.h: Remove file.
14563 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
14565 2002-01-30 Richard Henderson <rth@redhat.com>
14567 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
14569 2002-01-30 Zack Weinberg <zack@codesourcery.com>
14571 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
14573 2002-01-30 Jason Merrill <jason@redhat.com>
14575 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
14576 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
14577 (reg_save): Use DW_CFA_offset_extended_sf instead.
14579 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
14581 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14583 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
14586 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
14588 * rs6000.md ("*call_value_local32"): Remove constraints.
14589 ("*call_value_local64"): Same.
14590 ("*call_value_indirect_nonlocal_aix32"): Same.
14591 ("*call_value_nonlocal_aix32"): Same.
14592 ("*call_value_indirect_nonlocal_aix64"): Same.
14593 ("*call_value_nonlocal_aix64"): Same.
14594 ("*call_value_nonlocal_sysv"): Same.
14596 2002-01-29 Richard Henderson <rth@redhat.com>
14598 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
14600 2002-01-29 Richard Henderson <rth@redhat.com>
14602 * expr.c (force_operand): Ignore flag_pic for detecting pic
14604 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
14605 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
14606 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
14607 instead of open-coded loop.
14608 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
14609 be fixed when in use.
14611 2002-01-29 Richard Henderson <rth@redhat.com>
14613 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
14614 * sched-rgn.c (propagate_deps): Update them.
14615 * sched-deps.c (sched_analyze_insn): Update them. Flush the
14616 clobbers list when either gets too long.
14618 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14620 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
14621 and INDEX_REGS the same as GENERAL_REGS.
14622 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
14624 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14626 * tree.c (build_nonstandard_integer_type): Correct prototype.
14628 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
14630 * config/s390/s390.md (movstrsico, movstrdix_64,
14631 movstrsix_31): Remove, replace by ...
14632 (movstrdi_short, movstrsi_short, movstrdi_long,
14633 movstrsi_long): ... these. New.
14634 (movstrdi, movstrsi): Adapt.
14636 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
14637 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
14638 Remove unnecessary CC clobber.
14639 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
14640 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
14642 (divmoddi4): Don't partially initialize TImode register.
14644 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
14646 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
14648 2002-01-29 Richard Henderson <rth@redhat.com>
14650 * flow.c (print_rtl_and_abort): Remove.
14651 (print_rtl_and_abort_fcn): Remove.
14652 (verify_local_live_at_start): Use dump_bb instead.
14653 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
14654 (verify_wide_reg_1): Return 2 on mode test failure.
14656 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14658 PR c/3325, c/3326, c/2511, c/3347
14659 * c-decl.c (enum_decl_context): Remove BITFIELD.
14660 (grokdeclarator): Take bitfield width as an input.
14661 Ensure bitfields are given the correct type. Perform
14662 bitfield width validation with build_bitfield_integer_type
14663 rather than waiting for finish_struct.
14664 (grok_typename, grok_typename_in_parm_context, start_decl,
14665 push_parmdecl, grokfield, start_function): Update calls to
14667 (build_bitfield_integer_type): New function.
14668 (finish_struct): Move bitfield validation to grokdeclarator
14669 and build_bitfield_integer_type.
14670 * tree.c (build_nonstandard_integer_type): New function.
14671 * tree.h (build_nonstandard_integer_type): New prototype.
14673 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
14675 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14678 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
14679 don't ignore unrecognized -W* options.
14680 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
14681 * cpplib.h (cpp_handle_option): Adjust prototype.
14682 * c-decl.c (c_decode_options): Pass 0 as last argument to
14686 * gcc.c (cpp_unique_options): Split from cpp_options.
14687 (cpp_options): Source cpp_unique_options.
14688 (default_compilers): Use cpp_unique_options instead of cpp_options
14689 when used together with cc1_options.
14690 (static_specs): Add cpp_unique_options.
14691 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
14692 when used together with cc1_options.
14694 2002-01-29 Kazu Hirata <kazu@hxi.com>
14696 * config/h8300/h8300-protos.h: Update the prototype of
14698 * config/h8300/h8300.c (output_a_shift): Remove an unused
14699 argument 'insn'. Remove redundant code.
14700 * config/h8300/h8300.md: Adust to the new prototype of
14703 2002-01-29 Kazu Hirata <kazu@hxi.com>
14705 * config/h8300/h8300-protos.h: Update the prototypes of
14706 emit_a_rotate and expand_a_rotate.
14707 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
14708 first argument to 'enum rtx_code'.
14709 (expand_a_rotate): Likewise.
14711 2002-01-28 Kazu Hirata <kazu@hxi.com>
14713 * config/h8300/h8300-protos.h: Update the prototype of
14715 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
14717 * config/h8300/h8300.md: Adjust to the new prototype.
14719 2002-01-28 Kazu Hirata <kazu@hxi.com>
14721 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
14724 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
14726 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
14727 is a fixed register before returning pic_offset_table_rtx.
14728 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
14729 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
14731 2002-01-28 Jason Merrill <jason@redhat.com>
14733 * dwarf2.h: Sync with src version.
14735 2002-01-28 Paul Koning <pkoning@equallogic.com>
14737 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
14738 BT_FN_VOID_PTR_VAR.
14739 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
14740 * doc/extend.texi (__builtin_prefetch): Update documentation:
14741 first argument is now const void ptr.
14743 2002-01-28 Kazu Hirata <kazu@hxi.com>
14745 * config/h8300/h8300-protos.h: Remove an unused prototype.
14747 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
14749 * toplev.c (lang_independent_init): Round up identifier size.
14751 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14753 * config.gcc: Revert previous change.
14755 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
14757 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
14759 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14761 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
14762 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
14763 other non-elf netbsd config frags.
14764 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
14765 collect2 will does that.
14766 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
14767 shared-lib frobbing will work.
14769 2002-01-28 Kazu Hirata <kazu@hxi.com>
14771 * config/h8300/h8300.h: Fix formatting.
14772 * config/h8300/h8300.md: Likewise.
14774 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
14776 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
14777 the old, removed AAA_standards fix.
14778 * fixinc/fixincl.x: Rebuilt.
14780 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
14782 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
14783 atexit call in crtbegin, hooked in after call to frame_dummy;
14784 register EH before registering __fini__start.
14786 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
14788 * config/rs6000/altivec.h: Remove spurious semicolons.
14790 2002-01-27 Kazu Hirata <kazu@hxi.com>
14792 * config/h8300/h8300.md: Replace dead bit extraction patterns
14793 with ones that work.
14795 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14797 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
14798 if not STRICT_ALIGNMENT.
14799 * rtl.h (MEM_ALIGN): Likewise.
14801 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
14803 * doc/invoke.texi (-fdump-translation-unit): Revert this
14804 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
14806 2002-01-27 Kazu Hirata <kazu@hxi.com>
14808 * config/h8300/h8300.md (define_constants): New.
14809 (anonymous patterns) Use defined constants appropriately.
14811 2002-01-27 Kazu Hirata <kazu@hxi.com>
14813 * config/h8300/h8300.c (function_arg): Remove redundant code.
14815 2002-01-26 Richard Henderson <rth@redhat.com>
14817 * sched-deps.c (reg_pending_uses_head): New.
14818 (reg_pending_barrier): Rename from reg_pending_sets_all.
14819 (find_insn_list): Don't mark inline.
14820 (find_insn_mem_list): Remove.
14821 (add_dependence_list, add_dependence_list_and_free): New.
14822 (flush_pending_lists): Replace only_write param with separate
14823 for_read and for_write parameters. Update all callers. Use
14824 add_dependence_list_and_free.
14825 (sched_analyze_1): Do not add reg dependencies here; just set
14826 the pending bits. Use add_dependence_list.
14827 (sched_analyze_2): Likewise.
14828 (sched_analyze_insn): Replace schedule_barrier_found with
14829 reg_pending_barrier. Add all dependencies for pending reg
14830 uses, sets, and clobbers.
14831 (sched_analyze): Don't add reg dependencies for calls, just
14832 set pending bits. Use regs_invalidated_by_call. Treat
14833 sched_before_next_call as a normal list, not a fake insn.
14834 (init_deps): No funny init for sched_before_next_call.
14835 (free_deps): Free pending mems lists. Don't zero reg_last.
14836 (init_deps_global): Init reg_pending_uses.
14837 (finish_deps_global): Free it.
14838 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
14839 (find_insn_mem_list): Remove.
14840 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
14841 (propagate_deps): Use them. Zero temp mem lists.
14843 2002-01-26 Richard Henderson <rth@redhat.com>
14845 * Makefile.in (CRTSTUFF_CFLAGS): New.
14846 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
14847 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
14848 crtstuff.c instead of alpha assembly version.
14849 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
14850 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
14851 not FORCE_{INIT,FINI}_SECTION_ALIGN.
14852 (__do_global_dtors_aux): Mark used.
14853 (frame_dummy, __do_global_ctors_aux): Mark used.
14854 (fini_dummy, init_dummy): Remove.
14856 * config/alpha/crtbegin.asm: Remove file.
14857 * config/alpha/crtend.asm: Remove file.
14858 * config/alpha/t-crtbe: Remove file.
14859 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
14860 (LINK_EH_SPEC): New.
14862 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
14863 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
14864 calling constructors.
14865 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
14867 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
14868 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
14869 CRT_END_INIT_DUMMY hack.
14870 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
14871 FORCE_{INIT,FINI}_SECTION_ALIGN.
14873 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
14874 FORCE_{INIT,FINI}_SECTION_ALIGN.
14876 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
14877 invocation sequence.
14878 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
14880 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
14881 (FORCE_CODE_SECTION_ALIGN): New.
14883 2002-01-26 Richard Henderson <rth@redhat.com>
14885 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
14887 2002-01-26 Richard Henderson <rth@redhat.com>
14889 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
14890 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
14892 2002-01-26 Kazu Hirata <kazu@hxi.com>
14894 * config/h8300/h8300.md: Remove bit extraction patterns that
14895 cannot be triggered.
14896 Restrict each bit extraction pattern to a variant on which the
14899 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
14901 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
14903 2002-01-26 Kazu Hirata <kazu@hxi.com>
14905 * config/h8300/h8300.md: Remove bit test patterns that cannot
14907 Restrict each bit test pattern to a variant on which the
14910 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14912 * builtins.c (expand_builtin_strncat): Remove redundant check for
14915 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14917 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
14919 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
14922 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14924 * dbxout.c (dbxout_init): Use assemble_name rather than just
14925 stripping off the first character.
14926 (dbxout_source_file): Likewise.
14928 2002-01-25 DJ Delorie <dj@redhat.com>
14930 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
14931 using rtx_equal_p, not by comparing pointers.
14933 2002-01-25 Steve Ellcey <sje@cup.hp.com>
14935 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
14936 for PIC_OFFSET_TABLE_REGNUM.
14937 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
14939 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14941 * config.gcc (x86_64-*-freebsd*): New target.
14942 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
14944 (i[34567]86-*-freebsd*): Don't include svr4.h.
14945 * config/i386/freebsd64.h: New file.
14947 2002-01-25 Douglas B Rupp <rupp@gnat.com>
14949 * config/alpha/x-vms (version): Make static.
14951 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
14952 in previous checkin.
14954 * Makefile.in (install-headers-cp): New target.
14955 * config.gcc (alpha-dec-*vms*): Install headers with
14958 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
14960 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
14963 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14965 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
14966 of compare_tree_int.
14967 (expand_builtin_strncat): Likewise.
14968 * c-decl.c (finish_struct): Use tree_low_cst.
14969 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
14970 * tree.c (compare_tree_int): Likewise.
14972 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
14974 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
14975 adjustments even if they are implemented by more than two insns.
14977 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
14979 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
14980 * df.h (struct ref): Kill B.
14981 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
14983 * basic-block.h (PROP_EQUAL_NOTES): New flag.
14984 * flow.c (propagate_one_insn): Use it.
14985 (mark_used_regs): Handle NIL.
14987 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14989 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
14992 2002-01-25 David Edelsohn <edelsohn@gnu.org>
14994 * rs6000.md (prefetch): Make address V4SI mode so that the address
14995 is restricted to legitimate form for instruction.
14997 2002-01-25 Bob Wilson <bob.wilson@acm.org>
14999 * doc/install.texi (xtensa-*-elf): New target.
15000 (xtensa-*-linux*): New target.
15001 * doc/contrib.texi: Add myself.
15003 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
15005 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
15006 purpose register to hold an SImode (or smaller) value.
15008 2002-01-25 Jakub Jelinek <jakub@redhat.com>
15010 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
15012 * crtstuff.c: Likewise.
15014 2002-01-25 Kazu Hirata <kazu@hxi.com>
15016 * config/h8300/h8300.md (negation patterns): Tighten
15017 predicates to register_operand.
15019 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
15021 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
15024 * builtins.c (expand_builtin_prefetch): Same.
15026 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15028 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
15031 2002-01-24 Kazu Hirata <kazu@hxi.com>
15033 * config/h8300/h8300.c (print_operand): Remove support for
15034 operand character 'A'.
15035 * config/h8300/h8300.md (three anonymous patterns): Replace
15036 operand character 'A' with either 'T' or 'S'.
15038 2002-01-24 Kazu Hirata <kazu@hxi.com>
15040 * config/h8300/h8300.c (print_operand): Remove support for
15041 operand character 'U'.
15043 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
15045 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
15047 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
15049 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
15050 values to be assigned to the stack pointer.
15052 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15054 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
15055 to const_double needs to be done right for big-endian systems.
15057 2002-01-24 Jason Merrill <jason@redhat.com>
15060 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
15061 to can_throw_internal.
15063 2002-01-23 Richard Henderson <rth@redhat.com>
15065 * fold-const.c (fold): Change UINT_MAX test to check vs precision
15066 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
15068 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15070 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
15071 (symGOT2reg): Use them, then set as GOT value as unchanging.
15072 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
15073 as a temporary, if possible.
15074 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
15075 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
15077 2002-01-23 Kazu Hirata <kazu@hxi.com>
15079 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
15080 accept to accept 0x80 as operands[2].
15082 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15084 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
15086 2002-01-23 Richard Henderson <rth@redhat.com>
15088 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
15090 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
15092 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
15093 (parmlist_or_identifiers_1): Verify that only a parmlist follows
15096 2002-01-23 Richard Henderson <rth@redhat.com>
15098 * expr.c (move_by_pieces_1): Extend size before negation.
15100 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
15101 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
15102 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
15103 * config/m68k/t-m68kelf: Likewise.
15105 2002-01-23 Bob Wilson <bob.wilson@acm.org>
15107 * config/xtensa/elf.h: New file.
15108 * config/xtensa/lib1funcs.asm: New file.
15109 * config/xtensa/lib2funcs.S: New file.
15110 * config/xtensa/linux.h: New file.
15111 * config/xtensa/t-xtensa: New file.
15112 * config/xtensa/xtensa-config.h: New file.
15113 * config/xtensa/xtensa-protos.h: New file.
15114 * config/xtensa/xtensa.c: New file.
15115 * config/xtensa/xtensa.h: New file.
15116 * config/xtensa/xtensa.md: New file.
15117 * config.gcc (xtensa-*-elf*): New target.
15118 (xtensa-*-linux*): New target.
15119 * cse.c (canon_hash): Compare rtx pointers instead of register
15120 numbers. This is required for the Xtensa port.
15121 * integrate.c (copy_insn_list): Handle case where the static
15122 chain is in memory and the memory address has to be copied to
15124 * doc/invoke.texi (Option Summary): Add Xtensa options.
15125 (Xtensa Options): New node.
15126 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
15128 2002-01-23 Zack Weinberg <zack@codesourcery.com>
15130 * diagnostic.c (internal_error): Do ICE suppression only
15131 when ENABLE_CHECKING is not defined.
15133 * c-typeck.c (require_complete_type): Return error_mark_node
15134 if type is error_mark_node.
15136 2002-01-23 Janis Johnson <janis187@us.ibm.com>
15138 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
15139 -Os and issue a warning.
15141 2002-01-23 Zack Weinberg <zack@codesourcery.com>
15143 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
15144 current (lack of) need for host configuration by hand.
15146 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
15147 references. Documentation of some target macros moved from
15148 hostconfig.texi to tm.texi.
15150 2002-01-23 Will Cohen <wcohen@redhat.com>
15152 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
15155 2002-01-23 Kazu Hirata <kazu@hxi.com>
15157 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
15160 2002-01-23 Jason Merrill <jason@redhat.com>
15162 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
15164 * function.c (assign_parms): Don't put args of inline functions
15165 into registers when not optimizing.
15167 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
15169 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
15170 (prologue_use): New pattern.
15171 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
15172 preference to gen_rtx_USE.
15173 (thumb_expand_prologue): Use gen_prologue_use in preference to
15175 (thumb_expand_epilogue): Use gen_prologue_use in preference to
15178 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
15180 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
15182 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
15185 * doc/extend.texi: Correct documentation of __alignof__.
15187 2002-01-22 Zack Weinberg <zack@codesourcery.com>
15189 * params.h: Rename arguments of DEFPARAM so that it will be
15190 recognized as a translation keyword.
15192 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15194 * extend.texi: Document altivec functions.
15195 Fix N-bit adjectives in X86 builtin documentation.
15197 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
15199 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
15200 auto_inc_dec values.
15202 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
15204 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
15206 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
15208 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
15210 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
15212 2002-01-22 Richard Henderson <rth@redhat.com>
15214 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
15215 copy_insn not copy_rtx.
15217 2002-01-23 Alan Modra <amodra@bigpond.net.au>
15219 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
15220 "nonzero" as that might add "1" bits. Ensure "constop" is
15221 properly sign extened.
15222 (force_to_mode): Tweak for sign extended constop.
15224 2002-01-22 Richard Henderson <rth@redhat.com>
15226 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
15227 for_each_rtx instead of assuming we're already looking at the MEM.
15228 (split_small_symbolic_mem_operand): Likewise.
15229 * config/alpha/alpha.h (PREDICATE_CODES): Update.
15230 * config/alpha/alpha.md (small symbolic memory splitters): Update.
15232 2002-01-22 Richard Henderson <rth@redhat.com>
15234 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
15235 sequence number for the literal.
15236 (divmoddi_internal_er): Likewise.
15238 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15241 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
15242 in LIBICONV variable.
15243 * configure: Regenerated.
15245 2002-01-22 Krister Walfridsson <cato@df.lth.se>
15247 * dependence.c (build_def_use): Remove array_idx.
15249 * dwarfout.c (last_filename): Remove.
15250 (output_compile_unit_die): Remove last_filename.
15252 2002-01-22 Roger Sayle <roger@eyesopen.com>
15253 Richard Henderson <rth@redhat.com>
15256 * fold-const.c (fold): Optimize unsigned comparisons against
15257 UINT_MAX (and similar unsigned constants).
15259 2002-01-22 Janis Johnson <janis187@us.ibm.com>
15261 * Makefile.in (loop.o): Depend on OPTABS_H.
15262 * loop.c (emit_prefetch_instructions): Check the prefetch operand
15263 against the predicate.
15266 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
15267 for the address operand.
15269 2002-01-22 Richard Henderson <rth@redhat.com>
15271 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
15273 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15276 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
15277 preprocessor flags.
15279 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
15281 * config.gcc (x86_64-*-netbsd*): New target.
15282 * config/i386/netbsd64.h: New file.
15284 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15286 * regrename.c (kill_value): Fix typo.
15288 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15290 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
15292 * config/rs6000/rs6000.h: Same.
15294 * function.c (instantiate_virtual_regs): Remove
15295 STARTING_FRAME_PHASE.
15296 (assign_stack_local_1): Same.
15297 Calculate frame phase.
15299 2002-01-22 Nick Clifton <nickc@redhat.com>
15301 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
15302 variable declaration to outer scope in order to simplify
15304 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
15305 arm_hard_regno_mode_ok.
15306 * config/arm/arm-protos.h: Add a prototype for
15307 arm_hard_regno_mode_ok.
15308 * config/arm/arm.c (soft_df_operand): Remove now redundant
15309 check for DImode values using IP_REGNUM.
15310 (nonimmediate_soft_df_operand): Remove now redundant check for
15311 DImode values using IP_REGNUM.
15312 (arm_hard_regno_mode_ok): New function. New check: make sure
15313 that DImode values are not stored in IP_REGNUM.
15315 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
15317 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
15319 2002-01-22 Jason Merrill <jason@redhat.com>
15321 * c-semantics.c (genrtl_compound_stmt): Only check nesting
15322 consistency if this COMPOUND_STMT is scoped.
15324 2002-01-22 Kazu Hirata <kazu@hxi.com>
15326 * predict.c: Fix formatting.
15327 * print-tree.c: Likewise.
15328 * protoize.c: Likewise.
15329 * real.h: Likewise.
15331 * sbitmap.h: Likewise.
15332 * scan.c: Likewise.
15333 * sched-deps.c: Likewise.
15334 * sched-vis.c: Likewise.
15335 * sdbout.c: Likewise.
15336 * sibcall.c: Likewise.
15338 * ssa-ccp.c: Likewise.
15339 * ssa-dce.c: Likewise.
15340 * stmt.c: Likewise.
15341 * stor-layout.c: Likewise.
15342 * system.h: Likewise.
15344 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15346 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
15347 if fits in bounds of base type.
15349 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
15350 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
15351 (add_bound_info, default): If can't find a context, make a
15353 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
15355 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
15357 * c-typeck.c (parser_build_binary_op): If result from
15358 build_binary_op is ERROR_MARK just return error_mark_node without
15359 further processing.
15361 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
15363 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
15364 Split a.out-specific bits into...
15365 * config/netbsd-aout.h: ...this.
15366 * config/netbsd-elf.h: New file.
15367 * config/alpha/netbsd-elf.h: Remove.
15368 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
15369 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
15370 (STARTFILE_SPEC): Remove redundant definition.
15371 (ENDFILE_SPEC): Likewise.
15372 (LINK_SPEC): Likewise.
15373 (CPP_SPEC): Likewise.
15374 (ASM_SPEC): Likewise.
15375 (LIB_SPEC): Likewise.
15376 (SWITCH_TAKES_ARG): Likewise.
15377 (TARGET_MEM_FUNCTIONS): Likewise.
15378 (CPP_PREDEFINES): Redefine.
15379 (ASM_FINAL_SPEC): Remove redefinition.
15380 (ASM_COMMENT_START): Redefine.
15381 (FUNCTION_PROFILER): Define.
15382 (TARGET_VERSION): Redefine.
15383 Comment and formatting cleanup.
15384 * config/i386/netbsd.h: Include <netbsd-aout.h>.
15385 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
15386 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
15387 big- or little-endian.
15388 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
15389 * config.gcc (*-*-netbsd*): Add definitions common to all
15391 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
15392 gnu_ld definitions. Add netbsd-elf.h to and remove
15393 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
15394 tmake_file, and don't lose previous tmake_file contents.
15395 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
15396 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
15397 gnu_ld definitions. Add netbsd-elf.h to tm_file.
15398 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
15399 (mipsel-*-netbsd*): Rename this to...
15400 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
15401 mips/little.h to tm_file for mips*el-*.
15402 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
15403 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
15404 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
15406 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15408 * pa-protos.h (reg_before_reload_operand): New function prototype.
15409 * pa.c (reg_before_reload_operand): New function implementation.
15410 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
15411 contraints to "*m".
15413 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15415 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
15417 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15419 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
15420 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
15421 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
15422 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
15423 (ENDFILE_SPEC): Undefine.
15424 (STARTFILE_SPEC): Redefine for PA.
15426 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15428 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
15430 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
15432 * config.gcc: Add entries to supported PowerPC --with-cpu
15435 2002-01-21 Jakub Jelinek <jakub@redhat.com>
15437 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
15438 true for 64-bit mode only SSE registers in 32-bit mode.
15440 2002-01-21 Kazu Hirata <kazu@hxi.com>
15442 * unwind-dw2.c: Fix formatting.
15443 * unwind-dw2-fde.c: Likewise.
15444 * unwind-dw2-fde.h: Likewise.
15445 * unwind-pe.h: Likewise.
15446 * varasm.c: Likewise.
15447 * varray.h: Likewise.
15449 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15451 Remove workaround for register stack overwrite bug in mmix.
15452 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
15453 support for TARGET_REG_STACK_FILL_BUG.
15454 * config/mmix/mmix.h: Remove member has_call_without_parameters.
15455 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
15457 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
15458 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
15459 -mno-reg-stack-fill-bug-workaround.
15460 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
15461 machine member has_call_without_parameters.
15462 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
15463 -mreg-stack-fill-bug-workaround and
15464 -mno-reg-stack-fill-bug-workaround.
15465 (MMIX Options): Ditto.
15467 2002-01-21 Kazu Hirata <kazu@hxi.com>
15469 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
15471 Remove redundant code.
15473 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
15475 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
15476 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
15477 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
15478 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
15479 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
15480 out target macro definitions and non-target-specific comments
15481 mostly taken from old versions of the manual.
15483 2002-01-20 Kazu Hirata <kazu@hxi.com>
15485 * config/h8300/h8300.h: Fix comment formatting.
15486 * config/ia64/aix.h: Likewise.
15487 * config/ia64/ia64-protos.h: Likewise.
15488 * config/ia64/ia64.c: Likewise.
15489 * config/ia64/ia64.h: Likewise.
15490 * config/ia64/ia64intrin.h: Likewise.
15491 * config/ia64/linux.h: Likewise.
15492 * config/ia64/unwind-aix.c: Likewise.
15493 * config/ia64/unwind-ia64.c: Likewise.
15495 2002-01-20 Kazu Hirata <kazu@hxi.com>
15497 * config/h8300/h8300.c: Revise comments about shift code.
15499 2002-01-20 Kazu Hirata <kazu@hxi.com>
15501 * config/h8300/h8300.c (function_arg): Update a comment.
15503 2002-01-20 Kazu Hirata <kazu@hxi.com>
15505 * config/h8300/h8300.md: Update the comments at the beginning
15508 2002-01-20 Kazu Hirata <kazu@hxi.com>
15510 * config/i370/i370.c: Fix comment formatting.
15511 * config/i370/i370.h: Likewise.
15512 * config/i370/i370.md: Likewise.
15513 * config/i370/linux.h: Likewise.
15515 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15517 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
15519 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
15520 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
15521 in incomplete case.
15523 2002-01-20 Graham Stott <grahams@redhat.com>
15525 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
15527 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
15529 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
15531 2002-01-19 Tom Rix <trix@redhat.com>
15533 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
15535 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
15537 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
15539 * function.c (assign_stack_local_1): Adjust x_frame_offset with
15540 STARTING_FRAME_PHASE.
15541 (STARTING_FRAME_PHASE): New.
15542 (instantiate_virtual_regs): Check saneness of
15543 STARTING_FRAME_PHASE.
15545 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
15547 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
15549 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
15551 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
15553 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
15554 be used for bootstrapping GCC 3.0.
15556 2002-01-18 Kazu Hirata <kazu@hxi.com>
15558 * config/h8300/h8300.md: Fix an insn length.
15560 2002-01-18 Kazu Hirata <kazu@hxi.com>
15562 * bitmap.h: Fix comment formatting.
15563 * combine.c: Likewise.
15564 * cppfiles.c: Likewise.
15565 * c-pragma.h: Likewise.
15566 * c-typeck.c: Likewise.
15568 * dwarf2out.c: Likewise.
15569 * function.c: Likewise.
15571 * genattrtab.c: Likewise.
15572 * gthr-win32.h: Likewise.
15573 * haifa-sched.c: Likewise.
15574 * predict.c: Likewise.
15575 * rtlanal.c: Likewise.
15577 * unwind-dw2-fde.h: Likewise.
15578 * unwind-pe.h: Likewise.
15579 * vmsdbgout.c: Likewise.
15581 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15583 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
15584 if type_required and passed decl.
15586 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
15588 * config.gcc (cpu_type): Include altivec.h in powerpc
15592 * config/rs6000/altivec.h: New.
15594 2002-01-17 David Edelsohn <edelsohn@gnu.org>
15596 * doc/install.texi (*-ibm-aix*): Update assembler and exception
15597 handling information.
15598 * doc/trouble.texi (Interoperation): Add libstdc++ information
15600 (Misunderstandings): Add template instantiation and static template
15601 member information for AIX.
15603 2002-01-17 Jason Merrill <jason@redhat.com>
15605 * dbxout.c (dbxout_type): Support const and volatile.
15607 * except.c (add_partial_entry): Remove backwards compatibility code.
15608 (end_protect_partials): Likewise.
15610 2002-01-17 Jakub Jelinek <jakub@redhat.com>
15612 * config/ia64/ia64.md (prologue_use): New.
15613 * config/ia64/ia64.c (ia64_expand_prologue): Use
15614 gen_prologue_use instead of gen_rtx_USE.
15615 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
15616 as CODE_FOR_pred_rel_mutex.
15617 (ia64_sched_reorder2): Likewise.
15619 2002-01-16 Eric Christopher <echristo@redhat.com>
15621 * config/mips/r3900.h: Reformat.
15622 (SUBTARGET_CPP_SIZE_SPEC): Remove.
15623 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
15624 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
15625 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
15626 * config/mips/t-elf: Remove mips3 multilib.
15628 2002-01-16 H.J. Lu <hjl@gnu.org>
15630 * config/mips/linux.h: Include "mips/abi64.h".
15632 2002-01-16 H.J. Lu <hjl@gnu.org>
15634 * config/mips/t-linux: New.
15636 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
15638 * config/mips/linux.h: Don't include "gofast.h".
15639 (INIT_SUBTARGET_OPTABS): Removed.
15641 2002-01-16 Kazu Hirata <kazu@hxi.com>
15643 * config/h8300/h8300-protos.h: Replace emit_a_shift with
15645 * config/h8300/h8300.c: Likewise.
15646 * config/h8300/h8300.md: Likewise.
15648 2002-01-16 Kazu Hirata <kazu@hxi.com>
15650 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
15651 spaces after an opcode name.
15652 (pushqi1_h8300hs): Likewise.
15653 (pushhi1_h8300hs): Likewise.
15655 2002-01-16 Kazu Hirata <kazu@hxi.com>
15657 * doc/extend.texi: Replace "option" with "attribute"
15660 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15662 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
15663 (and:DI () (const_int -8)).
15664 (split_small_symbolic_mem_operand): Split
15665 (mem (and:DI () (const_int -8)).
15667 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15670 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
15671 same way as TYPE_IMUL.
15672 (ultrasparc_sched_reorder): Likewise.
15673 * config/sparc/sparc.md (type): Add comment to update
15674 ultrasparc_sched_reorder when making changes.
15676 2002-01-16 Kazu Hirata <kazu@hxi.com>
15678 * doc/invoke.texi: Change the dump file name of block
15679 reordering pass from 28.bbro to 29.bbro.
15680 Mention -dk option.
15682 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
15684 * i386.md (minsf splitter): Fix pasto.
15686 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15688 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
15689 to frame pointer initialisation instruction.
15690 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
15691 initialisation instruction.
15692 (soft_df_operand): Do not accept the IP register.
15693 (nonimmediate_soft_df_operand): Do not accept the IP register.
15695 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15698 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
15699 MASK_V8 being both set.
15701 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
15703 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
15704 insn for GOT register; add REG_MAYBE_DEAD notes instead.
15705 config/s390/s390.md (call, call_value): Add GOT register to
15706 CALL_INSN_FUNCTION_USAGE where needed.
15707 (call_exp, call_value_exp): New.
15709 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15711 * config/arm/arm.c: General formatting tidy up.
15713 2002-01-16 Graham Stott <grahams@redhat.com>
15715 * calls.c (try_to_integrate): Use "(size_t)" intermediate
15716 cast and when casting an integer literal to "rtx" pointer.
15717 (expand_call): Likewise.
15718 * flow.c (try_pre_increment): Likewise.
15719 (find_use_as_address): Likewise.
15720 * integrate.c (expand_iline_function): Likewise.
15721 * regmove.c (try_auto_increment): Likewise.
15723 2002-01-16 Graham Stott <grahams@redhat.com>
15725 * sched-rgn.c (passed): Use sbitmap_free.
15726 (header): Likewise.
15728 (in_queue): Likewise.
15729 (in_stack): Likewise.
15731 2002-01-15 Eric Christopher <echristo@redhat.com>
15733 * flow.c (propagate_one_insn): Change to use fatal_insn.
15735 2002-01-15 Kazu Hirata <kazu@hxi.com>
15737 * expmed.c (extract_fixed_bit_field): Remove unused code.
15738 * system.h: Poison SLOW_ZERO_EXTEND.
15739 * doc/tm.texi: Remove.
15740 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
15741 * config/arm/arm.h: Likewise.
15742 * config/avr/avr.h: Likewise.
15743 * config/clipper/clipper.h: Likewise.
15744 * config/convex/convex.h: Likewise.
15745 * config/d30v/d30v.h: Likewise.
15746 * config/dsp16xx/dsp16xx.h: Likewise.
15747 * config/elxsi/elxsi.h: Likewise.
15748 * config/fr30/fr30.h: Likewise.
15749 * config/h8300/h8300.h: Likewise.
15750 * config/i370/i370.h: Likewise.
15751 * config/i386/i386.h: Likewise.
15752 * config/m68k/m68k.h: Likewise.
15753 * config/mips/mips.h: Likewise.
15754 * config/ns32k/ns32k.h: Likewise.
15755 * config/pdp11/pdp11.h: Likewise.
15756 * config/pj/pj.h: Likewise.
15757 * config/s390/s390.h: Likewise.
15758 * config/sh/sh.h: Likewise.
15759 * config/stormy16/stormy16.h: Likewise.
15760 * config/v850/v850.h: Likewise.
15761 * config/vax/vax.h: Likewise.
15762 * config/we32k/we32k.h: Likewise.
15764 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15766 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
15767 (altivec_lvsl): Change constraint to b.
15768 (altivec_lvsr): Same.
15769 (altivec_lvebx): Same.
15770 (altivec_lvehx): Same.
15771 (altivec_lvewx): Same.
15772 (altivec_lvxl): Same.
15773 (altivec_lvx): Same.
15774 (altivec_stvx): Add parallel.
15775 (altivec_stvxl): Same.
15776 (altivec_stvehx): Same.
15777 (altivec_stvebx): Same.
15778 (altivec_stvebx): Same.
15780 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15782 * config.gcc: Change altivec.h to altivec-defs.h.
15784 * config/rs6000/altivec.h: Delete.
15786 * config/rs6000/altivec-defs.h: Add.
15788 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
15790 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
15793 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
15794 less than or equal to eight bytes.
15796 * vax.md (andsi3): Remove constraints and change SET destination
15797 operand type to nonimmediate_operand.
15798 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
15799 when it is a CONST_INT.
15801 2002-01-15 Jason Merrill <jason@redhat.com>
15803 * c-common.def (FILE_STMT): New code.
15804 * c-common.c (statement_code_p): It's a statement.
15805 * c-common.h (stmt_tree_s): Add x_last_filename.
15806 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
15807 (last_expr_filename): New macro.
15808 * c-semantics.c (begin_stmt_tree): Initialize it.
15809 (add_stmt): If the filename changed, also insert a
15811 (expand_stmt): Handle seeing one.
15813 2002-01-15 Eric Christopher <echristo@redhat.com>
15815 * flow.c (propagate_one_insn): Add error message and print out
15816 insn for debugging.
15818 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15820 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
15821 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
15822 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
15823 TRAMPOLINE_ALIGNMENT.
15824 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
15826 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
15827 PCC_BITFIELD_TYPE_MATTERS.
15828 * config/interix.h (STDC_VALUE): Remove. Use
15829 STDC_0_IN_SYSTEM_HEADERS.
15830 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
15831 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
15832 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
15834 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
15836 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
15837 not work on this platform currently.
15839 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15841 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
15842 readonly_warning in _().
15844 2002-01-15 Douglas B Rupp <rupp@gnat.com>
15846 * gcc.c (delete_if_ordinary): Backout previous change.
15848 2002-01-15 Kazu Hirata <kazu@hxi.com>
15850 * config/h8300/h8300.c (print_operand): Remove support for
15851 unused operand characters.
15853 * read-rtl.c: Fix formatting.
15854 * real.c: Likewise.
15855 * recog.c: Likewise.
15856 * regclass.c: Likewise.
15857 * regmove.c: Likewise.
15858 * reg-stack.c: Likewise.
15859 * reload1.c: Likewise.
15860 * rtlanal.c: Likewise.
15862 2002-01-15 Kazu Hirata <kazu@hxi.com>
15864 * config/i386/i386.c: Fix formatting.
15866 2002-01-15 Jakub Jelinek <jakub@redhat.com>
15868 * c-typeck.c (process_init_element): Don't save_expr
15869 COMPOUND_LITERAL_EXPR if just its initializer will be used.
15871 2002-01-15 David Edelsohn <edelsohn@gnu.org>
15873 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
15874 emit optional traceback table if optimize_size or TARGET_ELF.
15875 * config/rs6000/rs6000.md (prefetch): New.
15877 2002-01-15 Andreas Jaeger <aj@suse.de>
15879 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
15881 2002-01-15 Kazu Hirata <kazu@hxi.com>
15883 * mips-tfile.c: Fix formatting.
15885 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
15887 * unroll.c (final_reg_note_copy): Fix previous commit.
15889 2002-01-14 Kazu Hirata <kazu@hxi.com>
15891 * config/h8300/h8300-protos.h: Remove the prototype for
15893 * config/h8300/h8300.c (eq_operator): Remove.
15895 2002-01-14 Richard Henderson <rth@redhat.com>
15897 * config/i386/i386.md (prefetch): Tidy.
15898 (prefetch_3dnow): Fix locality operand.
15900 2002-01-14 Richard Henderson <rth@redhat.com>
15902 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
15903 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
15905 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
15907 * reload1.c (reload_combine): Pass reg_sum replacement through
15908 copy_rtx in loop performing multiple changes.
15910 2002-01-14 Jakub Jelinek <jakub@redhat.com>
15912 * except.c (remove_unreachable_regions): New.
15913 (free_eh_status): Clear exception_handler_labels.
15914 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
15915 (find_exception_handler_labels): Don't add the same label more than
15917 (remove_exception_handler_label): Don't die if
15918 find_exception_handler_labels hasn't been called for the current
15921 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
15923 * toplev.c (rest_of_compilation): Rebuild jump labels after
15926 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
15928 * doc/extend.texi: Move documentation of X86 built-in functions
15930 * doc/invoke.texi: From here.
15931 * doc/sourcebuild.texi: Document location of documentation for
15932 machine built-in functions.
15934 2002-01-13 Christopher Faylor <cgf@redhat.com>
15936 * cppfiles.c (TEST_THRESHOLD): New macro.
15937 (SHOULD_MMAP): Ditto.
15938 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
15941 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
15943 * unroll.c (final_reg_note_copy): Properly handle
15945 (unroll_loops): Fix LOOP_CONDITION heuristics.
15947 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
15949 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
15950 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
15952 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
15954 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
15957 2002-01-14 Tom Rix <trix@redhat.com>
15959 * config/rs6000/rs6000.md: Fix typo with sradi.
15961 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
15963 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
15964 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
15965 (clrstrdi, clrstrsi): Adapt callers.
15967 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
15969 (movti splitter): Never use register 0 as base register.
15971 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15973 * combine.c (simplify_shift_const): Always generate new rtx
15974 for shift expression instead of reusing given expression.
15976 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15978 * config/alpha/alpha.c (alpha_expand_mov): Don't call
15979 alpha_legitimize_address unless mode is Pmode.
15981 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
15983 * doc/md.texi (Modifiers): Document the '*' constraint for the
15986 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
15987 * doc/extend.texi (Function Attributes): 'interrupt' is valid
15990 2002-01-13 Richard Henderson <rth@redhat.com>
15992 * reload.c (find_reloads): Use a hard reg destination as reload reg
15993 for an input reload of the source.
15995 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15997 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
16000 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
16002 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
16003 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
16005 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
16007 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16009 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
16011 2002-01-12 Tom Rix <trix@redhat.com>
16013 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
16016 2002-01-12 Richard Henderson <rth@redhat.com>
16018 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
16020 * doc/invoke.texi: Update Alpha options.
16022 * doc/invoke.texi: Update i386 built-in function lists.
16024 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
16026 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
16027 referencing outside.
16029 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16031 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
16032 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
16033 offsets, and change line folding.
16034 * optabs.c (expand_binop): Remove warnings.
16035 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
16037 2002-01-12 Graham Stott <grahams@redhat.com>
16039 * attribs.c (handle_deprecated_attribute): constify WHAT.
16040 * diagnostic.c (warn_deprecated_use): Add braces, fixes
16041 dangling else warning and constify WHAT.
16042 * except.h (struct function, struct inline_remap): Move
16043 struct tag forward defs before all prototypes.
16044 (duplicate_eh_regions): Whitespace.
16046 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
16048 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
16049 MODE_BASE_REG_CLASS.
16050 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
16052 2002-01-12 Richard Henderson <rth@redhat.com>
16054 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
16055 (ix86_expand_vector_move): New.
16056 (bdesc_2arg): Remove andps, andnps, orps, xorps.
16057 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
16058 Remove old prefetch builtins. Special case the logicals removed above.
16059 (ix86_expand_builtin): Likewise.
16060 (safe_vector_operand): Use V4SFmode, not TImode.
16061 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
16062 (ix86_expand_timode_binop_builtin): New.
16063 * config/i386/i386-protos.h: Update.
16064 * config/i386/i386.h (enum ix86_builtins): Update.
16065 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
16066 Use ix86_expand_vector_move in vector move expanders.
16067 (movti_internal, movti_rex64): Add xorps alternative.
16068 (sse_clrv4sf): Rename and adjust from sse_clrti.
16069 (prefetch): Don't work so hard.
16070 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
16071 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
16072 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
16074 2002-01-11 Richard Henderson <rth@redhat.com>
16076 * config/i386/mmintrin.h: New file.
16077 * config/i386/xmmintrin.h: New file.
16078 * config.gcc (i?86-*-*): Add extra_headers.
16079 * simplify-rtx.c (simplify_unary_operation): Handle saturating
16081 (simplify_binary_operation): Handle saturating arithmetic codes.
16082 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
16083 not the lowpart subreg.
16084 (ix86_expand_builtin): Return a TImode dummy register instead of 0
16086 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
16088 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16090 * conflict.c (conflict_graph_compute): Free regsets when finished.
16091 * ssa.c (compute_coalesced_reg_partition): Likewise.
16093 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16095 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
16096 every where we allocate a register.
16098 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16100 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
16101 * lcm.c (compute_earliest, compute_farthest): Likewise.
16103 2002-01-11 Janis Johnson <janis187@us.ibm.com>
16105 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
16107 2002-01-11 Janis Johnson <janis187@us.ibm.com>
16109 * doc/rtl.texi (Insns): Fix 2 typos.
16111 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
16113 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
16114 options. Use @table @gcctabopt for MMIX options. Add index
16115 entries for MMIX options. Start new paragraph with first
16116 heading of the machine-dependent options.
16118 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
16121 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
16122 * combine.c (force_to_mode): Same.
16123 * reload1.c (clear_reload_reg_in_use): Same.
16125 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
16127 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
16130 2002-01-11 Andreas Jaeger <aj@suse.de>,
16131 Brad Lucier <lucier@math.purdue.edu>
16133 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
16136 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
16138 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
16139 Protect with IN_LIBGCC.
16140 (LINK_EH_SPEC): Add required trailing space.
16142 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
16144 * c-tree.h: Move function declarations so that they are listed
16145 under the filename which contains them.
16146 (check_identifier, finish_decl_top_level,
16147 lookup_name_current_level_global, shadow_record_fields): Remove.
16149 2002-01-11 Andreas Jaeger <aj@suse.de>
16151 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
16154 2002-01-10 Richard Henderson <rth@redhat.com>
16156 * config/alpha/alpha.c (print_operand): Add 'J'.
16157 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
16158 new operand with the sequence number for the lituse. When splitting
16159 the insns, use gen_movdi_er_high_g and generate a sequence number.
16160 (gen_movdi_er_high_g): Print the sequence number if non-zero.
16162 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
16164 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
16165 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
16167 (altivec_expand_builtin): Same.
16168 (altivec_expand_stv_builtin): New.
16170 * config/rs6000/rs6000.h (rs6000_builtins): Same.
16172 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
16173 ("altivec_lvehx"): New.
16174 ("altivec_lvewx"): New.
16175 ("altivec_lvxl"): New.
16176 ("altivec_lvx"): New.
16177 ("altivec_stvx"): New.
16178 ("altivec_stvebx"): New.
16179 ("altivec_stvehx"): New.
16180 ("altivec_stvewx"): New.
16181 ("altivec_stvxl"): New.
16183 2002-01-10 Richard Henderson <rth@redhat.com>
16185 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
16186 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
16187 care not to delete instructions twice.
16189 2002-01-10 Zack Weinberg <zack@codesourcery.com>
16191 * toplev.c: Don't declare environ (it's not used anywhere).
16192 * configure.in: Don't check for declaration of environ.
16193 * config/i386/xm-mingw32.h: Don't #define environ.
16194 * config.in, configure: Regenerate.
16196 2002-01-10 Zack Weinberg <zack@codesourcery.com>
16198 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
16199 * configure: Regenerate.
16201 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
16202 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
16203 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
16205 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
16206 LIMITS_H_TEST here, not in m68k/x-next.
16207 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
16208 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
16210 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
16211 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
16212 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
16214 * config/i386/x-djgpp: Renamed i386/t-djgpp.
16215 * config/m88k/x-dolph: Renamed m88k/t-dolph.
16216 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
16217 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
16218 replacement of quadlib.asm with quadlib.c.
16220 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
16221 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
16222 config/rs6000/xm-beos.h: Delete file.
16224 * config.gcc: Update to match above changes.
16226 2002-01-10 Kazu Hirata <kazu@hxi.com>
16228 * config/h8300/h8300.h: Fix comment typos.
16229 * config/h8300/h8300.md: Likewise.
16230 * config/h8300/lib1funcs.asm: Likewise.
16232 2002-01-10 Dale Johannesen <dalej@apple.com>
16234 PR optimization/5269
16235 * unroll.c (precondition_loop_p): Make *increment be the correct
16236 sign when n_iterations known, to avoid confusing caller.
16238 2002-01-10 Kazu Hirata <kazu@hxi.com>
16240 * doc/extend.texi (deprecated): Fix a typo.
16242 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
16244 * basic-block.h (update_br_prob_note): Declare.
16245 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
16246 (try_forward_edges): Care negative frequencies and update note.
16247 (outgoing_edges_match): Tweek conditional merging heuristics.
16248 (try_crossjump_to_edge): use update_br_prob_note.
16249 * cfglayout.c (fixup_reorder_chain): Likewise.
16250 * cfrtl.c (update_br_prob_note): New.
16251 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
16253 * i386.c (ix86_decompose_address): Return -1 if address contains
16255 (legitimate_address_p): Require ix86_decompose_address to return 1.
16257 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
16258 (cprop_insn): Likewise.
16260 2002-01-10 Kazu Hirata <kazu@hxi.com>
16262 * toplev.c: Fix formatting.
16263 * tree.c: Likewise.
16264 * tree-dump.c: Likewise.
16265 * unroll.c: Likewise.
16266 * unwind-dw2.c: Likewise.
16267 * unwind-dw2-fde.c: Likewise.
16268 * unwind-dw2-fde-glibc.c: Likewise.
16269 * unwind-sjlj.c: Likewise.
16271 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16273 * doc/invoke.texi: Document PDP-11 options.
16275 2002-01-10 Kazu Hirata <kazu@hxi.com>
16277 * config/h8300/h8300.h: Fix formatting.
16279 2002-01-10 Ira Ruben <ira@apple.com>
16281 Add __attribute__ ((deprecated)).
16282 * extend.texi: Document __attribute__ ((deprecated)).
16283 * invoke.texi: Document -Wno-deprecated-declarations.
16284 * testsuite/g++.dg/other/deprecated.C: New C++ test.
16285 * testsuite/gcc.dg/deprecated.c: New C test.
16286 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
16287 (c_common_attribute_table): Add "deprecated" entry.
16288 (handle_deprecated_attribute): New function.
16289 * c-decl.c (deprecated_states): New enum.
16290 deprecated_state: State of "deprecated" handling.
16291 (start_decl): Set deprecated_state based on attributes.
16292 (grokdeclarator): Test for deprecated uses, propagate attribute.
16293 * c-typeck.c (build_component_ref): Test for deprecated fields.
16294 (build_external_ref): Test for deprecated primaries.
16295 * diagnostic.c (warn_deprecated_use) New function to issue
16296 warnings about __attribute__ ((depricated)) references.
16297 * flags.h (warn_deprecated_decl): Extern declared for
16298 -W[no-]deprecated-declarations option.
16299 * print-tree.c (print_node): Show deprecated flag status.
16300 * toplev.c (warn_deprecated_decl): Defined.
16301 (W_options): Added "deprecated-declaration".
16302 * toplev.h (warn_deprecated_use): Extern declared.
16303 * tree.h (struct tree_common): Define deprecated_flag.
16304 (TREE_DEPRECATED): New macro to access flag.
16305 * cp/call.c (build_call): Test for deprecated calls.
16306 * cp/class.c (add_implicitly_declared_members): Set global
16307 flag to tell grokdeclarator to not issue deprecated warnings.
16308 * cp/cp-tree.h: Add extern for adding_implicit_members.
16309 * cp/decl.c (deprecated_states): New enum.
16310 (start_decl): Set deprecated_state based on attributes.
16311 (grokdeclarator): Test for deprecated uses, propagate attribute.
16312 * cp/lex.c (do_identifier): Test for deprecated primaries.
16313 * cp/typeck.c (build_component_ref): Test for deprecated fields.
16315 2002-01-10 Ira Ruben <ira@apple.com>
16317 Fix to assign attributes to inline member functions.
16318 * cp/decl.c (start_method): Handle attrlist.
16320 2002-01-10 Kazu Hirata <kazu@hxi.com>
16322 * combine.c (expand_field_assignment): Use subreg_lsb().
16324 2002-01-10 David Edelsohn <edelsohn@gnu.org>
16326 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
16327 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
16328 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
16329 Recurse for any operand of AND as long as constant is non-zero.
16331 2002-01-10 Kazu Hirata <kazu@hxi.com>
16333 * config/h8300/h8300.md: Remove constraints from expanders.
16335 2002-01-10 Kazu Hirata <kazu@hxi.com>
16337 * varasm.c: Fix formatting.
16338 * varray.c: Likewise.
16339 * vmsdbgout.c: Likewise.
16340 * xcoffout.c: Likewise.
16342 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
16344 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
16345 update edge probabilities to match.
16347 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16349 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
16351 * doc/languages.texi, doc/sourcebuild.texi: New files.
16352 * doc/configfiles.texi: Make a subsubsection. Update.
16353 * doc/configterms.texi: Add @node. Remove warning that this isn't
16354 instructions for building GCC.
16355 * doc/makefile.texi: Make a subsection.
16356 * doc/gccint.texi: Update.
16358 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
16360 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
16362 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
16364 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
16366 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
16368 * optabs.c (expand_fix): Look for wider integer modes first.
16370 * i386.md (mov?f): Avoid the fake const double trick for medium
16372 (min?f*/max?f*): Prohibit memory operands for i387 variant.
16373 (fop_df_4): Disable for SSE compilation.
16375 2002-01-10 Graham Stott <grahams@redhat.com>
16377 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
16378 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
16380 2002-01-10 Richard Henderson <rth@redhat.com>
16382 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
16384 2002-01-10 Richard Henderson <rth@redhat.com>
16386 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
16387 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
16389 2002-01-10 Kazu Hirata <kazu@hxi.com>
16391 * combine.c (can_combine_p): Fix a comment typo.
16393 2002-01-09 Zack Weinberg <zack@codesourcery.com>
16395 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
16396 empty list correctly. Change loop index $t to $f for
16397 consistency with rest of Makefile.
16399 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
16401 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
16402 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16404 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
16405 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
16406 (altivec_init_builtins): Same.
16407 (altivec_expand_unop_builtin): Return NULL_RTX on error.
16408 (altivec_expand_binop_builtin): Same.
16409 (altivec_expand_ternop_builtin): Same.
16412 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
16413 ("altivec_vctuxs"): Fix typo.
16414 ("altivec_vnmsubfp"): Same.
16415 ("altivec_dssall"): New.
16416 ("altivec_mfvscr"): New.
16417 ("altivec_dss"): New.
16418 ("altivec_lvsl"): New.
16419 ("altivec_lvsr"): New.
16420 ("altivec_dstt"): New.
16421 ("altivec_dstst"): New.
16422 ("altivec_dststt"): New.
16423 ("altivec_dst"): New.
16425 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
16426 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16428 2002-01-09 Richard Henderson <rth@redhat.com>
16430 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
16432 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
16434 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
16436 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
16438 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
16440 2002-01-09 Kazu Hirata <kazu@hxi.com>
16442 * read-rtl.c: Fix formatting.
16443 * real.c: Likewise.
16444 * regclass.c: Likewise.
16445 * regrename.c: Likewise.
16446 * reg-stack.c: Likewise.
16447 * reload1.c: Likewise.
16448 * reload.c: Likewise.
16451 2002-01-09 Kazu Hirata <kazu@hxi.com>
16453 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
16454 to extract items in the expr_list chain.
16456 2002-01-09 Richard Henderson <rth@redhat.com>
16458 * config/vax/vax.c (vax_rtx_cost): Never abort.
16460 * config/vax/vax.h (REAL_ARITHMETIC): Define.
16462 2002-01-09 Jan Hubicka <jh@suse.cz>
16464 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
16466 2002-01-09 Richard Henderson <rth@redhat.com>
16468 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
16469 Unify code from various alternatives.
16471 2002-01-09 Richard Henderson <rth@redhat.com>
16473 * regrename.c (copy_value): Ignore the copy if the source register
16474 is present in the value chain with a narrower mode.
16476 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16478 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
16479 for the c4x target. Also improve layout.
16481 2002-01-09 Richard Henderson <rth@redhat.com>
16483 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
16484 * config/m32r/m32r.md (and ior xor splitters): Swap operands
16485 to match insn patterns.
16487 2002-01-09 Richard Henderson <rth@redhat.com>
16489 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
16490 (copyprop_hardreg_forward_1): Likewise.
16492 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
16494 * pa.md (decrement_and_branch_until_zero): Change predicate for
16495 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
16497 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
16499 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
16500 gets undefined. For Darwin.
16502 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16504 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
16506 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16508 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
16510 2002-01-08 Richard Henderson <rth@redhat.com>
16512 * regrename.c (copy_value): Ignore overlapping copies.
16514 2002-01-08 Richard Henderson <rth@redhat.com>
16516 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
16517 as needed to avoid shared structure.
16519 2002-01-08 Kazu Hirata <kazu@hxi.com>
16521 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
16524 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16526 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
16527 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
16528 documentation of obsolete macros.
16529 * system.h: Poison these macros.
16530 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
16531 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
16532 config/c4x/c4x.h, config/clipper/clipper.h,
16533 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
16534 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
16535 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
16536 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
16537 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
16538 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
16539 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
16540 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
16541 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
16542 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
16543 config/sparc/sparc.h, config/stormy16/stormy16.h,
16544 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
16545 definitions and commented out definitions of obsolete macros.
16546 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
16547 of MAX_INT_TYPE_SIZE.
16549 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16551 * config/s390/s390.c (s390_preferred_reload_class): Never
16552 return ADDR_REGS if it isn't a subset of the given class.
16553 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
16554 FP_REGS, but all superclasses as well.
16556 * config/s390/s390.c (s390_function_profiler): Fix thinko.
16558 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
16559 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
16560 must not be a const_int.
16562 2002-01-08 Richard Henderson <rth@redhat.com>
16564 * Makefile.in (toplev.o): Depend on options.h.
16565 (gcc.o): Depend on specs.h.
16567 2002-01-08 Jakub Jelinek <jakub@redhat.com>
16569 * expr.c (store_expr): Convert VOIDmode constants back to target's
16572 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16574 * doc/invoke.texi: Markup gcc as @command. Refer to
16575 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
16576 of http://gcc.gnu.org/thanks.html.
16578 2002-01-08 Dale Johannesen <dalej@apple.com>
16580 * config/rs6000/rs6000.md: Add missing int register
16581 target case to movdf_low.
16583 2002-01-08 Zack Weinberg <zack@codesourcery.com>
16585 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
16586 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
16587 (cppinit.o): Depend on except.h.
16588 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
16589 s-specs): New rules.
16591 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
16592 Don't create specs.h/options.h/gencheck.h here. Remove
16593 unnecessary variable settings from last argument of AC_OUTPUT.
16594 * config.in, configure: Regenerate.
16595 * intl.c: Hardcode package name as "gcc".
16597 * cppinit.c: Include except.h.
16598 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
16600 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
16601 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
16602 (!)USING_SJLJ_EXCEPTIONS.
16603 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
16605 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16607 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
16608 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
16609 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
16610 documentation of obsolete macros.
16611 * system.h: Poison these macros.
16612 * config/d30v/d30v.h, config/ns32k/encore.h,
16613 config/stormy16/stormy16.h: Remove definitions and commented out
16614 definitions of obsolete macros.
16616 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
16618 * objc/objc-act.c (handle_class_ref): Mark the declaration of
16619 %sobjc_class_ref_%s as used - to prevent unwanted compiler
16622 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16624 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
16625 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
16626 to insn adjusting stack/frame pointer.
16627 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
16628 accept operands that cause the insn to be non-splittable.
16630 2002-01-08 Graham Stott <grahams@redhat.com>
16632 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
16633 (C_TYPE_FIELDS_VOLATILE): Likewise.
16634 (C_TYPE_BEING_DEFINED): Likewise.
16635 (C_IS_RESERVED_WORD): Likewise.
16636 (C_TYPE_VARIABLE_SIZE): Likewise.
16637 (C_DECL_VARIABLE_SIZE): Likewise.
16638 (C_MISSING_PROTOTYPE_WARNED): Likewise.
16639 (C_SET_EXP_ORIGINAL_CODE): Likewise.
16640 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
16642 (C_DECL_ANTICIPATED): Likewise.
16643 (c_build_type_variant): Add parenthesis.
16645 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16647 * gcc.c (option_map): Remove --version.
16648 (process_command): Handle -fversion following the GNU Coding
16649 Standards. Partially addresses PR other/704.
16651 2002-01-08 Graham Stott <grahams@redhat.com>
16653 * combine.c (combine_instructions): Fix typo.
16655 2002-01-08 Graham Stott <grahams@redhat.com>
16657 * debug.h: Use "tree" and "rtx" throughout.
16659 * debug.c: Likewise.
16661 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
16663 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
16664 constant pool, use the pool's version of the symbol instead.
16666 2002-01-07 Richard Henderson <rth@redhat.com>
16668 * regrename.c (find_oldest_value_reg): Ignore the value chain if
16669 the original register was copied in a mode with a fewer number of
16670 hard registers than the desired mode.
16671 (copyprop_hardreg_forward_1): Likewise.
16672 (debug_value_data): Fix loop test.
16673 * toplev.c (parse_options_and_default_flags): Reenable
16674 -fcprop-registers at -O1.
16676 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16678 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
16679 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
16681 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
16684 * config/rs6000/rs6000.md: Add altivec predicate patterns.
16686 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
16688 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
16689 (pa_output_function_prologue): Output local label at the beginning of
16690 the prologue when profiling.
16691 (hppa_profile_hook): Use the local label rather than the function label.
16692 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
16694 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16696 * config/rs6000/rs6000.c (print_operand): Remove extra space.
16697 (altivec_expand_unop_builtin): Fix thinko.
16698 (altivec_expand_binop_builtin): Same.
16699 (altivec_expand_ternop_builtin): Same.
16700 (altivec_expand_builtin): Same.
16702 2002-01-07 Richard Henderson <rth@redhat.com>
16704 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
16706 2002-01-07 Jason Merrill <jason@redhat.com>
16708 * unwind-dw2.c (execute_cfa_program): Use < again.
16710 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16712 * predict.c (combine_predictions_for_insn): Avoid division by zero.
16714 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16716 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
16717 Don't allow -1 - x -> ~x simplifications in the first pass.
16719 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16721 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
16723 (altivec_expand_binop_builtin): Same.
16724 (altivec_expand_unop_builtin): Same.
16725 (print_operand): Fix typo.
16726 (bdesc_1arg): Add vupk* variants.
16728 * rs6000.h (rs6000_builtins): Add vupk* enums.
16730 * rs6000.md: Add altivec_vupk* variants.
16732 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
16734 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
16735 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
16736 and last update dates.
16738 2002-01-07 Janis Johnson <janis187@us.ibm.com>
16740 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
16742 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
16744 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
16745 * config/avr/avr.h (CPP_SPEC): Likewise.
16746 (LINK_SPEC): Likewise.
16747 (CRT_BINUTILS_SPECS): Likewise.
16748 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16749 * doc/invoke.texi (AVR Options): Document them.
16751 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
16753 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
16756 2002-01-07 Graham Stott <grahams@redhat.com>
16758 * config/i386/i386.h: Update copyright date.
16759 (HALF_PIC_PTR): Add parenthesis.
16760 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
16761 (CONSTANT_ALIGNMENT): Add parenthesis.
16762 (DATA_ALIGNMENT): Likewise.
16763 (LOCAL_ALIGNMENT): Likewise.
16764 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
16765 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
16766 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
16767 (HARD_REGNO_NREGS): Add paranethesis.
16768 (VALID_SSE_REG_MODE): Whitespace.
16769 (VALID_MMX_REG_MODE): Whitespace.
16770 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
16771 (ix86_hard_regno_mode_ok): Add parenthesis.
16772 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
16773 (RETURN_IN_MEMORY): Whitespace.
16774 (N_REG_CLASSES): Add parenthesis.
16775 (INTEGER_CLASS_P): Add parenthesis and wrap.
16776 (FLOAT_CLASS_P): Likewise.
16777 (SSE_CLASS_P): Likewise.
16778 (MMX_CLASS_P): Likewise.
16779 (MAYBE_INTEGER_CLASS_P): Likewise.
16780 (MAYBE_FLOAT_CLASS_P): Likewise.
16781 (MAYBE_SSE_CLASS_P): Likewise.
16782 (MAYBE_MMX_CLASS_P): Likewise.
16783 (Q_CLASS_P): Likewise.
16784 (GENERAL_REGNO_P): Uppercase macro parameter.
16785 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
16786 (FP_REGNO_P): Likewise.
16787 (ANY_FP_REGNO_P): Uppercase macro parameter.
16788 (SSE_REGNO_P): Likewise.
16789 (SSE_REGNO): Likewise.
16790 (SSE_REG_P): Likewise.
16791 (SSE_FLOAT_MODE_P): Likewise.
16792 (MMX_REGNO_P): Likewise.
16793 (MMX_REG_P):Likewise.
16794 (STACK_REG_P): Likewise.
16795 (NON_STACK_REG_P): Likewise.
16796 (STACK_TOP_P): Likewise.
16797 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
16798 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
16799 (SECONDARY_MEMORY_NEEDED): Likewise.
16800 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
16801 (MD_ASM_CLOBBERS): Whitespace and wrap.
16802 (MUST_PASS_IN_STACK): Whitespace and wrap.
16803 (RETURN_POPS_ARGS): Add parenthesis.
16804 (INIT_CUMULATIVE_ARGS): Likewise.
16805 (FUNCTION_ARG): Likewise.
16806 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
16807 (SETUP_INCOMING_VARARGS): Likewise.
16808 (BUILD_VA_LIST_TYPE): Add parenthesis.
16809 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
16811 (EXPAND_BUILTIN_VA_ARG): Likewise.
16812 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
16813 (INITIALIZE_TRAMPOLINE): Add parenthesis.
16814 (INITIAL_ELIMINATION_OFFSET): Likewise.
16815 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
16816 (REGNO_OK_FOR_BASE_P): Likewise.
16817 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
16818 (REGNO_OK_FOR_DIREG_P): Likewise.
16819 (REG_OK_FOR_INDEX_P): Whitespace.
16820 (REG_OK_FOR_BASE_P): Whitespace.
16821 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
16823 (FIND_BASE_TERM): Fix typo.
16824 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
16825 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
16826 (SYMBOLIC_CONST; Whitespace.
16827 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
16828 (ENCODE_SECTION_INFO): Whitespace.
16829 (FINALIZE_PIC): Remove do { ... } while (0).
16830 (PROMOTE_MODE): Wrap in do { ... } while (0).
16831 (CONST_COSTS): Whitespace.
16832 (RTX_COSTS): Add paramethesis, whitespace and wrap.
16833 (REGISTER_MOVE_COST): Add parenthesis.
16834 (MEMORY_MOVE_COST): Likewise.
16835 (EXTRA_CC_MODES): Whitespace.
16836 (SELECT_CC_MODE): Add parenthesis and whitespace.
16837 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
16838 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
16839 (ASM_OUTPUT_LABEL): Add paramethesis.
16840 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
16841 (ASM_OUTPUT_REG_POP): Likewise.
16842 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
16843 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16845 * config/i386/i386.c: Update copyright.
16846 (CHECK_STACK_LIMIT): Add parenthesis.
16847 (AT_BP): Uppercase macro parameter.
16848 (x86_64_int_parameter_registers): Constify.
16849 (x86_64_int_return_registers): Likewise.
16850 (ix86_compare_op0): Use rtx.
16851 (construct_container): Constify INTREG parameter.
16852 (function_arg): Use rtx.
16854 * diagnostic.h: Update copyright date.
16855 (output_buffer_state): Add parenthesis.
16856 (output_buffer_format_args): Likewise.
16858 * combine.c (combine_instructions): Replace XEXP (links, 0)
16861 2002-01-06 H.J. Lu <hjl@gnu.org>
16863 * cfgcleanup.c (thread_jump): Fix 2 typos.
16865 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
16867 * config.gcc: Add support for --enable-altivec.
16869 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16871 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
16873 2002-01-06 Jakub Jelinek <jakub@redhat.com>
16875 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
16876 __objc_class_name_*.
16878 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16880 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
16882 2002-01-06 Richard Henderson <rth@redhat.com>
16884 * reorg.c (emit_delay_sequence): Remove death notes, not merely
16885 nop them out. Increment label reference count for REG_LABEL.
16886 (fill_slots_from_thread): Frob label reference count around
16887 delete_related_insns.
16889 2002-01-05 Richard Henderson <rth@redhat.com>
16891 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
16894 2002-01-05 Richard Henderson <rth@redhat.com>
16896 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
16897 * integrate.c (output_inline_function): Likewise.
16898 * toplev.c (rest_of_compilation): Do it here instead. Move call
16899 to remove_unnecessary_notes after emitting abstract instance.
16900 Force an emitted nested function to have its parent emited as well.
16901 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
16903 (rtl_for_decl_location): Do not look at reload data structures
16904 before reload has run.
16906 2002-01-05 Kazu Hirata <kazu@hxi.com>
16908 * cse.c: Fix formatting.
16909 * dwarf2asm.c: Likewise.
16910 * dwarf2out.c: Likewise.
16911 * explow.c: Likewise.
16912 * expmed.c: Likewise.
16913 * function.c: Likewise.
16914 * gcov.c: Likewise.
16915 * gencheck.c: Likewise.
16916 * genrecog.c: Likewise.
16917 * ggc-common.c: Likewise.
16918 * ggc-page.c: Likewise.
16919 * global.c: Likewise.
16921 2002-01-05 Kazu Hirata <kazu@hxi.com>
16923 * combine.c: Fix formatting.
16925 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
16928 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
16930 2002-01-05 David Edelsohn <edelsohn@gnu.org>
16932 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
16933 as 1 for __powerpc64__ as well.
16935 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
16937 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
16940 2002-01-05 Daniel Berlin <dan@dberlin.org>
16942 * lcm.c: Revert change, due to performance regression it causes on
16943 SPEC because it's slightly more conservative (sigh, I hate
16946 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
16948 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
16950 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
16952 * doc/cppinternals.texi: Update.
16954 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
16956 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
16957 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
16959 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
16960 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
16961 kludge for pre-october-14th mmix versions to handle new-found bug
16962 with PUSHJ/PUSHGO and the register stack.
16963 * config/mmix/mmix.h (struct machine_function): Rename member
16964 has_call_value_without_parameters to has_call_without_parameters.
16965 All referers changed.
16966 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
16967 TARGET_MASK_BRANCH_PREDICT): New macros.
16968 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
16969 -mno-reg-stack-fill-bug-workaround.
16970 * config/mmix/mmix.md ("call"): Set struct machine member
16971 has_call_without_parameters.
16973 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
16975 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
16977 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
16979 * cfgcleanup.c: Include tm_p.h
16980 (mark_effect): Fix handling of hard register; fix handling of SET
16982 2002-01-04 Kazu Hirata <kazu@hxi.com>
16984 * config/h8300/h8300.md (anonymous patterns): Check that
16985 operands are registers before using REGNO on them.
16987 2002-01-03 Roland McGrath <roland@frob.com>
16989 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
16991 2002-01-04 Jakub Jelinek <jakub@redhat.com>
16993 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
16994 * c-common.h (genrtl_expr_stmt_value): Likewise.
16995 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
16996 (expand_expr_stmt_value): Add maybe_last argument.
16997 Don't warn about statement with no effect if it is the last statement
16998 in expression statement.
16999 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
17000 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
17001 expand_expr_stmt_value.
17002 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
17003 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
17004 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
17005 as maybe_last to expand_expr_stmt_value.
17007 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
17009 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
17010 be passed in, do not build it.
17011 (c_begin_if_stmt): New function.
17012 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
17013 * c-common.h (c_expand_start_cond): Update prototype.
17014 (c_begin_if_stmt): Prototype new function.
17015 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
17016 * c-parse.in (if_prefix): Use c_begin_if_stmt,
17017 c_begin_while_stmt and c_finish_while_stmt_cond.
17019 2002-01-04 William Cohen <wcohen@redhat.com>
17021 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
17022 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
17023 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
17024 * config/pa/som.h (ASM_FILE_START): Likewise.
17026 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
17028 * lcm.c: Include df.h.
17029 Add available_transfer_function prototype.
17030 (compute_available): Rework to use iterative dataflow framework.
17031 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
17032 with bb_info in df.h
17033 (available_transfer_function): New function.
17035 * Makefile.in (lcm.o): add df.h to dependencies.
17037 2002-01-04 Richard Henderson <rth@redhat.com>
17039 * config/alpha/alpha.c (some_operand): Accept HIGH.
17040 (input_operand): Likewise; accept simple references to globals.
17041 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
17042 (alpha_const_double_ok_for_letter_p): Likewise.
17043 (alpha_extra_constraint): Likewise.
17044 (alpha_preferred_reload_class): Likewise. Do not force
17045 symbolic constants to memory.
17046 (alpha_legitimate_address_p): Accept simple references
17047 to small_symbolic_operand.
17048 (alpha_legitimize_address): New arg scratch. Be prepared to be
17049 called when no_new_pseudos. Emit simple symbolic references.
17050 Split integers into low, high, and rest.
17051 (alpha_expand_mov): Use alpha_legitimize_address.
17052 (some_small_symbolic_mem_operand): New.
17053 (split_small_symbolic_mem_operand): New.
17054 * config/alpha/alpha-protos.h: Update.
17055 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
17056 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17057 (EXTRA_CONSTRAINT): Likewise.
17058 (PREFERRED_RELOAD_CLASS): Likewise.
17059 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
17060 (PREDICATE_CODES): Update.
17061 * config/alpha/alpha.md: New post-reload splitters to convert
17062 simplfied symbolic operands to the form that references $29.
17063 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
17064 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
17066 2002-01-03 Richard Henderson <rth@redhat.com>
17068 * local-alloc.c (function_invariant_p): Update commentary.
17070 2002-01-04 H.J. Lu <hjl@gnu.org>
17072 * toplev.c (rest_of_compilation): Fix a typo when calling
17075 2002-01-03 Kazu Hirata <kazu@hxi.com>
17077 * c-common.c: Fix formatting.
17078 * diagnostic.c: Likewise.
17079 * doloop.c: Likewise.
17080 * dwarf2out.c: Likewise.
17082 2002-01-03 Kazu Hirata <kazu@hxi.com>
17084 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
17085 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
17087 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
17089 * cpperror.c: Update comments and copyright.
17090 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
17091 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
17093 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
17095 * collect2.c (main): Use strcmp when testing for "-shared".
17097 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
17099 * cppmacro.c: Don't include intl.h. Update comments.
17100 (new_number_token): Allocate enough buffer for 64-bit unsigned
17101 integers; update prototype.
17102 * cppmain.c: Update comments.
17104 2002-01-03 William Cohen <wcohen@redhat.com>
17106 * function.h (struct function): Add profile.
17107 (current_function_profile): New.
17108 doc/extend.texi: Update documentation.
17109 * final.c (final_start_function): Use current_function_profile
17110 instead of profile_flag.
17111 (profile_after_prologue): Likewise.
17112 * function.c (expand_function_start): Likewise.
17113 (expand_function_start): Likewise.
17114 * config/alpha/alpha.c (direct_call_operand):
17115 (alpha_does_function_need_gp): Likewise.
17116 (alpha_expand_prologue): Likewise.
17117 * config/arm/arm.c (arm_expand_prologue): Likewise.
17118 thumb_expand_prologue: Likewise.
17119 * config/d30v/d30v.c (d30v_stack_info): Likewise.
17120 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
17121 (fr30_expand_prologue): Likewise.
17122 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
17123 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
17124 * config/i386/i386.h (FINALIZE_PIC): Likewise.
17125 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
17126 * config/i960/i960.c (i960_output_function_prologue): Likewise.
17127 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
17128 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
17129 (m32r_expand_prologue): Likewise.
17130 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
17131 (m88k_expand_prologue): Likewise.
17132 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
17133 * config/mips/mips.c (compute_frame_size): Likewise.
17134 (mips_expand_prologue): Likewise.
17135 (mips_can_use_return_insn): Likewise.
17136 * config/pa/elf.h (ASM_FILE_START): Likewise.
17137 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
17138 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
17139 * config/pa/som.h (ASM_FILE_START): Likewise.
17140 * config/romp/romp.c (romp_using_r14): Likewise.
17141 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
17142 (rs6000_stack_info): Likewise.
17143 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17144 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
17145 * config/v850/v850.c (compute_register_save_size): Likewise.
17147 2002-01-03 Jakub Jelinek <jakub@redhat.com>
17149 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
17150 gen_lowpart_common fails, use gen_lowpart_SUBREG.
17152 2002-01-03 Turly O'Connor <turly@apple.com>
17154 * darwin.c (machopic_output_possible_stub_label): Don't generate
17155 stub routines for pseudo-stubs which we've just defined.
17157 2002-01-03 Kazu Hirata <kazu@hxi.com>
17159 * builtins.c: Fix formatting.
17160 * c-typeck.c: Likewise.
17161 * combine.c: Likewise.
17162 * expr.c: Likewise.
17163 * loop.c: Likewise.
17165 2002-01-03 Andreas Schwab <schwab@suse.de>
17167 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
17168 and return true if _cpp_push_next_buffer pushed a new include
17170 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
17171 _cpp_pop_file_buffer did not push a new file.
17172 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
17174 2002-01-02 Eric Christopher <echristo@redhat.com>
17176 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
17177 FIND_REG_INC_NOTE call. Update copyright.
17178 * loop.c (canonicalize_condition): Ditto.
17179 * reorg.c (delete_scheduled_jump): Ditto.
17181 2002-01-03 Kazu Hirata <kazu@hxi.com>
17183 * gcse.c: Fix formatting.
17185 2002-01-03 Graham Stott <grahams@redhat.com>
17187 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
17188 forward defs for struct tags rtx_def, union_tree, rtvec_def
17189 also output corresponding typedefs for rtx, tree, and rtvec.
17191 * system.h: Move forward defs for struct tags rtx_def, union_tree,
17192 rtvec_def along with corresponding typedefs for rtx, tree, and
17193 rtvec to config.h, hconfig.h, tconfig.h.
17195 2002-01-03 Graham Stott <grahams@redhat.com>
17197 * tree.h: Update copyright date.
17198 (IS_EXPR_CODE_CLASS): Add parenthesis.
17199 (TREE_SET_CODE): Add whitespace.
17200 (TREE_CHECK): Add parenthesis.
17201 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
17202 (CST_OR_CONSTRUCTOR_CHECK):
17203 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
17204 (TREE_SYMBOL_REFERENCED): Whitespace.
17205 (INT_CST_LT): Likewise.
17206 (INT_CST_LT_UNSIGNED): Likewise.
17207 (tree_real_cst): Unwrap comment.
17208 (tree_string): Likewise.
17209 (tree_complex): Likewise.
17210 (IDENTIFIER_POINTER): correct cast.
17211 (SAVE_EXPR_CONTEXT): Whitespace.
17212 (EXPR_WFL_FILENAME_NODE): Likewise.
17213 (EXPR_WFL_FILENAME): Remove parenthesis.
17214 (DECL_ORIGIN): Add parenthesis.
17215 (DECL_FROM_INLINE): Use NULL_TREE.
17216 (build_int_2): Whitespace.
17217 (build_type_variant): Add parenthesis.
17219 * gcc/jcf-parse.c: Update copyright date.
17220 (yyparse): Constify resource_filename.
17222 2002-01-03 Graham Stott <grahams@redhat.com>
17224 * rtl.h: Update copyright date.
17225 (RTL_CHECK1): Wrap long line.
17226 (RTL_CHECK2): Likewise.
17227 (RTL_CHECKC1): Wrap long line and whitespace.
17228 (RTL_CHECKC2): Likewise.
17229 (XWINT): Whitespace.
17235 (XBITMAP): Likewise.
17237 (XBBDEF): Likewise.
17239 (X0WINT): Likewise.
17241 (X0UINT): Likewise.
17245 (X0MODE): Likewise.
17246 (X0BITMAP): Likewise.
17247 (X0TREE): Likewise.
17248 (X0BBDEF): Likewise.
17249 (X0ADVFLAGS): Likewise.
17250 (X0CSELIB): Likewise.
17251 (X0MEMATTR): Likewise.
17252 (XCWINT): Likewise.
17254 (XCUINT): Likewise.
17258 (XCMODE): Likewise.
17259 (XCBITMAP): Likewise.
17260 (XCTREE): Likewise.
17261 (XCBBDEF): Likewise.
17262 (XCADVFLAGS): Likewise.
17263 (XCCSELIB): Likewise.
17264 (XC2EXP): Likewise.
17265 (INSN_UID): Likewise.
17266 (PREV_INSN): Likewise.
17267 (PATTERN): Likewise.
17268 (INSN_CODE): Likewise.
17269 (PUT_REG_NOTE_KIND): Likewise.
17270 (CODE_LABEL_NUMBER): Likewise.
17271 (NOTE_SOURCE_FILE): Likewise.
17272 (NOTE_BLOCK): Likewise.
17273 (NOTE_EH_HANDLER): Likewise.
17274 (NOTE_RANGE_INFO): Likewise.
17275 (NOTE_LIVE_INFO): Likewise.
17276 (NOTE_BASIC_BLOCK): Likewise.
17277 (NOTE_EXPECTED_VALUE): Likewise.
17278 (NOTE_LINE_NUMBER): Likewise.
17279 (LABEL_NAME): Likewise.
17280 (LABEL_NUSES): Likewise.
17281 (LABEL_ALTERNATE_NAME): Likewise.
17282 (ADDRESSOF_DECL): Likewise.
17283 (JUMP_LABEL): Likewise.
17284 (LABEL_NEXTREF): Likewise.
17286 (ORIGINAL_REGNO: Likewise.
17287 (HARD_REGISTER_NUM_P): Add parenthesis.
17288 (SUBREG_REG): Whitespace.
17289 (SUBREG_BYTE): Likewise.
17290 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
17291 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
17292 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
17293 (ASM_OPERANDS_INPUT_VEC): Likewise.
17294 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
17295 (ASM_OPERANDS_INPUT): Likewise.
17296 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
17297 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
17298 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
17299 (ASM_OPERANDS_INPUT_MODE): Likewise.
17300 (ASM_OPERANDS_SOURCE_FILE): Likewise.
17301 (ASM_OPERANDS_SOURCE_LINE): Likewise.
17302 (MEM_SET_IN_STRUCT_P): Minor reformat.
17303 (TRAP_CONDITION): Whitespace.
17304 (TRAP_CODE): Likewise.
17305 (COND_EXEC_TEST): Likewise.
17306 (COND_EXEC_CODE): Likewise.
17307 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
17308 (PHI_NODE_P): Add parenthesis.
17309 (plus_constant): Whitespace and add parenthesis.
17311 2002-01-03 Kazu Hirata <kazu@hxi.com>
17313 * config/avr/avr.c: Fix comment typos.
17314 * config/c4x/c4x.md: Likewise.
17315 * config/dsp16xx/dsp16xx.h: Likewise.
17316 * config/dsp16xx/dsp16xx.md: Likewise.
17317 * config/i386/i386.md: Likewise.
17318 * config/ia64/ia64.c: Likewise.
17319 * config/m32r/m32r.h: Likewise.
17320 * config/m68hc11/m68hc11.md: Likewise.
17321 * config/mmix/mmix.c: Likewise.
17322 * config/mn10200/mn10200.c: Likewise.
17323 * config/romp/romp.c: Likewise.
17324 * config/sh/sh.c: Likewise.
17325 * config/stormy16/stormy16.c: Likewise.
17326 * config/stormy16/stormy16.h: Likewise.
17327 * config/stormy16/stormy16.md: Likewise.
17329 2002-01-03 Graham Stott <grahams@redhat.com>
17331 * loop.h: Update copyright date.
17332 (LOOP_MOVABLES): Fix typo.
17333 (LOOP_REGS): Likewise.
17334 (LOOP_IVS): Likewise.
17336 2002-01-03 Graham Stott <grahams@redhat.com>
17338 * cppinit.c: Update copyright date.
17339 Don't include output.h
17340 * Makefile.in: Update copyright date.
17343 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
17346 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
17347 (-pthread) Add to RS/6000 options.
17349 2002-01-02 Kazu Hirata <kazu@hxi.com>
17351 * except.c: Fix comment typos.
17352 * loop.c: Likewise.
17353 * varasm.c: Likewise.
17354 * doc/tm.texi: Fix a typo.
17356 2002-01-02 Jakub Jelinek <jakub@redhat.com>
17358 * c-typeck.c (output_init_element): Allow initializing static storage
17359 duration objects with compound literals.
17361 2002-01-02 Richard Henderson <rth@redhat.com>
17363 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
17366 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17368 * gcc.c (default_compilers): Const-ify.
17369 * mips-tdump.c (stab_names): Likewise.
17370 * mips-tfile.c (map_coff_types, map_coff_storage,
17371 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
17372 pseudo_ops_t, pseudo_ops): Likewise.
17373 * protoize.c (default_include): Likewise
17375 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
17376 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
17377 Add array size in declaration.
17378 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
17379 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
17380 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
17381 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
17382 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
17383 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
17384 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
17385 emtens, make_nan): Const-ify.
17386 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
17387 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
17389 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
17391 * config.gcc (ia64-*-*): Set extra_headers.
17392 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
17393 * config/alpha/t-osf: Remove.
17394 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
17396 2002-01-02 David Edelsohn <edelsohn@gnu.org>
17398 * config/rs6000/t-aix43: Revert previous change.
17400 2002-01-02 Jason Merrill <jason@redhat.com>
17402 * c-decl.c (c_expand_body): Call outlining_inline_function when
17403 emitting an inline function out of line.
17405 2002-01-02 Richard Henderson <rth@redhat.com>
17407 * dwarf2out.c (limbo_die_node): Add created_for member.
17408 (new_die): New argument created_for. Update all callers.
17409 (mark_limbo_die_list): New.
17410 (dwarf2out_init): Register limbo_die_list as a root.
17411 (dwarf2out_finish): Force insert limbo dies into their function
17414 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
17417 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
17419 2002-01-02 Kazu Hirata <kazu@hxi.com>
17421 * config/h8300/fixunssfsi.c: Update copyright.
17424 * config/h8300/h8300.c: Update copyright.
17425 Eliminate warnings.
17427 2002-01-02 Kazu Hirata <kazu@hxi.com>
17429 * config/romp/romp.c: Fix comment formatting.
17430 * config/romp/romp.h: Likewise.
17431 * config/romp/romp.md: Likewise.
17432 * config/s390/s390.c: Likewise.
17433 * config/stormy16/stormy16.c: Likewise.
17434 * config/stormy16/stormy16.h: Likewise.
17436 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
17438 * c-common.h (genrtl_expr_stmt_value): Declare.
17439 * c-semantics.c (genrtl_goto_stmt): Redirect to...
17440 (genrtl_goto_stmt_value): ... this new function. Pass new
17441 argument down to expand_expr_stmt_value, taking
17442 TREE_ADDRESSABLE into account.
17443 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
17444 STMT_EXPR as addressable, i.e., one whose result we want.
17445 * expr.c (expand_expr): Don't save expression statement value
17446 of labeled_blocks or loop_exprs.
17447 * stmt.c (expand_expr_stmt): Redirect to...
17448 (expand_expr_stmt_value): ... this new function. Use new
17449 argument to tell whether to save expression value.
17450 (expand_end_stmt_expr): Reset last_expr_type and
17451 last_expr_value if we don't have either.
17452 * tree-inline.c (declare_return_variable): Mark its use
17453 statement as addressable.
17454 * tree.h: Document new use of TREE_ADDRESSABLE.
17455 (expand_expr_stmt_value): Declare.
17457 2002-01-01 Tom Rix <trix@redhat.com>
17459 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
17460 rs6000_emit_allocate_stack.
17462 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
17464 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
17465 ${srcdir}/ginclude/ to every entry in extra_headers.
17466 * configure: Regenerate.
17467 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
17468 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
17469 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
17470 * ginclude/proto.h: Rename to config/convex/proto.h.
17472 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17474 * attribs.c (handle_vector_size_attribute): Use host_integerp
17475 and tree_int_cst; remove warnings.
17476 * caller-save.c (insert_restore): Add cast to get rid of warning.
17477 (insert_save): Likewise.
17478 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
17479 * regmove.c (find_matches): Add temporary var to kill a warning.
17481 2002-01-01 Douglas B Rupp <rupp@gnat.com>
17483 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
17484 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
17485 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
17486 (vms-dwarf2eh.o): Add Makefile rule.
17487 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
17488 * config/alpha/vms-dwarf2eh.asm: New file.
17490 * gcc.c (delete_if_ordinary): Delete all versions.
17492 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
17494 * config/mmix/mmix.md: Update FIXME to not mention
17496 (MMIX_rJ_REGNUM): New define_constants constant.
17497 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
17498 "*movdicc_real"): Adjust contraints formatting.
17499 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
17500 for branch prediction.
17501 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
17503 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
17504 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
17505 number. Delete related FIXMEs.
17506 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
17507 from number to MMIX_rJ_REGNUM.
17508 (TARGET_MASK_BRANCH_PREDICT): New.
17509 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
17510 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
17511 value. Add -mbranch-predict and -mno-branch-predict.
17512 (TARGET_VERSION): Drop date.
17513 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
17514 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
17515 for finding out global symbols.
17516 (mmix_asm_output_labelref): Revert condition for global symbol.
17517 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
17518 (mmix_print_operand_punct_valid_p): A '+' is valid.
17520 See ChangeLog.6 for earlier changes.